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migrated x3d importer to pugixml reader

pull/4079/head
René Martin 2021-09-12 11:37:33 +02:00
parent 3001d88172
commit 3f6a371b64
20 changed files with 5662 additions and 2975 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
code/AssetLib/X3D/X3DGeoHelper.cpp
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@ -116,7 +116,7 @@ void X3DGeoHelper::polylineIdx_to_lineIdx(const std::list<int32_t> &pPolylineCoo
vert_set[6].Set(x1, y2, z1); \
vert_set[7].Set(x1, y1, z1)
void X3DGeoHelper::rect_parallele_piped(const aiVector3D &pSize, std::list<aiVector3D> &pVertices) {
void X3DGeoHelper::rect_parallel_epiped(const aiVector3D &pSize, std::list<aiVector3D> &pVertices) {
MESH_RectParallelepiped_CREATE_VERT;
MACRO_FACE_ADD_QUAD_FA(true, pVertices, vert_set, 3, 2, 1, 0); // front
MACRO_FACE_ADD_QUAD_FA(true, pVertices, vert_set, 6, 7, 4, 5); // back

2
code/AssetLib/X3D/X3DGeoHelper.h
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@ -19,7 +19,7 @@ public:
static void make_arc2D(float pStartAngle, float pEndAngle, float pRadius, size_t numSegments, std::list<aiVector3D> &pVertices);
static void extend_point_to_line(const std::list<aiVector3D> &pPoint, std::list<aiVector3D> &pLine);
static void polylineIdx_to_lineIdx(const std::list<int32_t> &pPolylineCoordIdx, std::list<int32_t> &pLineCoordIdx);
static void rect_parallele_piped(const aiVector3D &pSize, std::list<aiVector3D> &pVertices);
static void rect_parallel_epiped(const aiVector3D &pSize, std::list<aiVector3D> &pVertices);
static void coordIdx_str2faces_arr(const std::vector<int32_t> &pCoordIdx, std::vector<aiFace> &pFaces, unsigned int &pPrimitiveTypes);
static void add_color(aiMesh &pMesh, const std::list<aiColor3D> &pColors, const bool pColorPerVertex);
static void add_color(aiMesh &pMesh, const std::list<aiColor4D> &pColors, const bool pColorPerVertex);

2702
code/AssetLib/X3D/X3DImporter.cpp
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File diff suppressed because it is too large Load Diff

531
code/AssetLib/X3D/X3DImporter.hpp
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@ -41,6 +41,8 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#ifndef INCLUDED_AI_X3D_IMPORTER_H
#define INCLUDED_AI_X3D_IMPORTER_H
#include "X3DImporter_Node.hpp"
#include <assimp/BaseImporter.h>
#include <assimp/XmlParser.h>
#include <assimp/importerdesc.h>
@ -51,7 +53,6 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#include <list>
#include <string>
#include <vector>
namespace Assimp {
@ -68,6 +69,21 @@ inline void Throw_ConvertFail_Str2ArrF(const std::string &nodeName, const std::s
"\" from string to array of floats.");
}
inline void Throw_ConvertFail_Str2ArrD(const std::string &nodeName, const std::string &pAttrValue) {
throw DeadlyImportError("In <" + nodeName + "> failed to convert attribute value \"" + pAttrValue +
"\" from string to array of doubles.");
}
inline void Throw_ConvertFail_Str2ArrB(const std::string &nodeName, const std::string &pAttrValue) {
throw DeadlyImportError("In <" + nodeName + "> failed to convert attribute value \"" + pAttrValue +
"\" from string to array of booleans.");
}
inline void Throw_ConvertFail_Str2ArrI(const std::string &nodeName, const std::string &pAttrValue) {
throw DeadlyImportError("In <" + nodeName + "> failed to convert attribute value \"" + pAttrValue +
"\" from string to array of integers.");
}
inline void Throw_DEF_And_USE(const std::string &nodeName) {
throw DeadlyImportError("\"DEF\" and \"USE\" can not be defined both in <" + nodeName + ">.");
}
@ -225,410 +241,8 @@ inline void LogInfo(const std::string &message) {
///
/// That's all for now. Enjoy
///
enum class X3DElemType {
ENET_Group, ///< Element has type "Group".
ENET_MetaBoolean, ///< Element has type "Metadata boolean".
ENET_MetaDouble, ///< Element has type "Metadata double".
ENET_MetaFloat, ///< Element has type "Metadata float".
ENET_MetaInteger, ///< Element has type "Metadata integer".
ENET_MetaSet, ///< Element has type "Metadata set".
ENET_MetaString, ///< Element has type "Metadata string".
ENET_Arc2D, ///< Element has type "Arc2D".
ENET_ArcClose2D, ///< Element has type "ArcClose2D".
ENET_Circle2D, ///< Element has type "Circle2D".
ENET_Disk2D, ///< Element has type "Disk2D".
ENET_Polyline2D, ///< Element has type "Polyline2D".
ENET_Polypoint2D, ///< Element has type "Polypoint2D".
ENET_Rectangle2D, ///< Element has type "Rectangle2D".
ENET_TriangleSet2D, ///< Element has type "TriangleSet2D".
ENET_Box, ///< Element has type "Box".
ENET_Cone, ///< Element has type "Cone".
ENET_Cylinder, ///< Element has type "Cylinder".
ENET_Sphere, ///< Element has type "Sphere".
ENET_ElevationGrid, ///< Element has type "ElevationGrid".
ENET_Extrusion, ///< Element has type "Extrusion".
ENET_Coordinate, ///< Element has type "Coordinate".
ENET_Normal, ///< Element has type "Normal".
ENET_TextureCoordinate, ///< Element has type "TextureCoordinate".
ENET_IndexedFaceSet, ///< Element has type "IndexedFaceSet".
ENET_IndexedLineSet, ///< Element has type "IndexedLineSet".
ENET_IndexedTriangleSet, ///< Element has type "IndexedTriangleSet".
ENET_IndexedTriangleFanSet, ///< Element has type "IndexedTriangleFanSet".
ENET_IndexedTriangleStripSet, ///< Element has type "IndexedTriangleStripSet".
ENET_LineSet, ///< Element has type "LineSet".
ENET_PointSet, ///< Element has type "PointSet".
ENET_TriangleSet, ///< Element has type "TriangleSet".
ENET_TriangleFanSet, ///< Element has type "TriangleFanSet".
ENET_TriangleStripSet, ///< Element has type "TriangleStripSet".
ENET_Color, ///< Element has type "Color".
ENET_ColorRGBA, ///< Element has type "ColorRGBA".
ENET_Shape, ///< Element has type "Shape".
ENET_Appearance, ///< Element has type "Appearance".
ENET_Material, ///< Element has type "Material".
ENET_ImageTexture, ///< Element has type "ImageTexture".
ENET_TextureTransform, ///< Element has type "TextureTransform".
ENET_DirectionalLight, ///< Element has type "DirectionalLight".
ENET_PointLight, ///< Element has type "PointLight".
ENET_SpotLight, ///< Element has type "SpotLight".
ENET_Invalid ///< Element has invalid type and possible contain invalid data.
};
struct X3DNodeElementBase {
X3DNodeElementBase *Parent;
std::string ID;
std::list<X3DNodeElementBase *> Children;
X3DElemType Type;
protected:
X3DNodeElementBase(X3DElemType type, X3DNodeElementBase *pParent) :
Type(type), Parent(pParent) {
// empty
}
};
/// This struct hold <Color> value.
struct CX3DImporter_NodeElement_Color : X3DNodeElementBase {
std::list<aiColor3D> Value; ///< Stored value.
/// Constructor
/// \param [in] pParent - pointer to parent node.
CX3DImporter_NodeElement_Color(X3DNodeElementBase *pParent) :
X3DNodeElementBase(X3DElemType::ENET_Color, pParent) {}
}; // struct CX3DImporter_NodeElement_Color
/// This struct hold <ColorRGBA> value.
struct CX3DImporter_NodeElement_ColorRGBA : X3DNodeElementBase {
std::list<aiColor4D> Value; ///< Stored value.
/// Constructor
/// \param [in] pParent - pointer to parent node.
CX3DImporter_NodeElement_ColorRGBA(X3DNodeElementBase *pParent) :
X3DNodeElementBase(X3DElemType::ENET_ColorRGBA, pParent) {}
}; // struct CX3DImporter_NodeElement_ColorRGBA
/// This struct hold <Coordinate> value.
struct CX3DImporter_NodeElement_Coordinate : public X3DNodeElementBase {
std::list<aiVector3D> Value; ///< Stored value.
/// Constructor
/// \param [in] pParent - pointer to parent node.
CX3DImporter_NodeElement_Coordinate(X3DNodeElementBase *pParent) :
X3DNodeElementBase(X3DElemType::ENET_Coordinate, pParent) {}
}; // struct CX3DImporter_NodeElement_Coordinate
/// This struct hold <Normal> value.
struct CX3DImporter_NodeElement_Normal : X3DNodeElementBase {
std::list<aiVector3D> Value; ///< Stored value.
/// Constructor
/// \param [in] pParent - pointer to parent node.
CX3DImporter_NodeElement_Normal(X3DNodeElementBase *pParent) :
X3DNodeElementBase(X3DElemType::ENET_Normal, pParent) {}
}; // struct CX3DImporter_NodeElement_Normal
/// This struct hold <TextureCoordinate> value.
struct CX3DImporter_NodeElement_TextureCoordinate : X3DNodeElementBase {
std::list<aiVector2D> Value; ///< Stored value.
/// Constructor
/// \param [in] pParent - pointer to parent node.
CX3DImporter_NodeElement_TextureCoordinate(X3DNodeElementBase *pParent) :
X3DNodeElementBase(X3DElemType::ENET_TextureCoordinate, pParent) {}
}; // struct CX3DImporter_NodeElement_TextureCoordinate
/// Two-dimensional figure.
struct CX3DImporter_NodeElement_Geometry2D : X3DNodeElementBase {
std::list<aiVector3D> Vertices; ///< Vertices list.
size_t NumIndices; ///< Number of indices in one face.
bool Solid; ///< Flag: if true then render must use back-face culling, else render must draw both sides of object.
/// Constructor.
/// \param [in] pParent - pointer to parent node.
/// \param [in] pType - type of geometry object.
CX3DImporter_NodeElement_Geometry2D(X3DElemType pType, X3DNodeElementBase *pParent) :
X3DNodeElementBase(pType, pParent), Solid(true) {}
}; // class CX3DImporter_NodeElement_Geometry2D
/// Three-dimensional body.
struct CX3DImporter_NodeElement_Geometry3D : X3DNodeElementBase {
std::list<aiVector3D> Vertices; ///< Vertices list.
size_t NumIndices; ///< Number of indices in one face.
bool Solid; ///< Flag: if true then render must use back-face culling, else render must draw both sides of object.
/// Constructor.
/// \param [in] pParent - pointer to parent node.
/// \param [in] pType - type of geometry object.
CX3DImporter_NodeElement_Geometry3D(X3DElemType pType, X3DNodeElementBase *pParent) :
X3DNodeElementBase(pType, pParent), Vertices(), NumIndices(0), Solid(true) {
// empty
}
}; // class CX3DImporter_NodeElement_Geometry3D
/// Uniform rectangular grid of varying height.
struct CX3DImporter_NodeElement_ElevationGrid : CX3DImporter_NodeElement_Geometry3D {
bool NormalPerVertex; ///< If true then normals are defined for every vertex, else for every face(line).
bool ColorPerVertex; ///< If true then colors are defined for every vertex, else for every face(line).
/// If the angle between the geometric normals of two adjacent faces is less than the crease angle, normals shall be calculated so that the faces are
/// shaded smoothly across the edge; otherwise, normals shall be calculated so that a lighting discontinuity across the edge is produced.
float CreaseAngle;
std::vector<int32_t> CoordIdx; ///< Coordinates list by faces. In X3D format: "-1" - delimiter for faces.
/// Constructor.
/// \param [in] pParent - pointer to parent node.
/// \param [in] pType - type of geometry object.
CX3DImporter_NodeElement_ElevationGrid(X3DElemType pType, X3DNodeElementBase *pParent) :
CX3DImporter_NodeElement_Geometry3D(pType, pParent) {}
}; // class CX3DImporter_NodeElement_IndexedSet
/// Shape with indexed vertices.
struct CX3DImporter_NodeElement_IndexedSet : public CX3DImporter_NodeElement_Geometry3D {
/// The ccw field defines the ordering of the vertex coordinates of the geometry with respect to user-given or automatically generated normal vectors
/// used in the lighting model equations. If ccw is TRUE, the normals shall follow the right hand rule; the orientation of each normal with respect to
/// the vertices (taken in order) shall be such that the vertices appear to be oriented in a counterclockwise order when the vertices are viewed (in the
/// local coordinate system of the Shape) from the opposite direction as the normal. If ccw is FALSE, the normals shall be oriented in the opposite
/// direction. If normals are not generated but are supplied using a Normal node, and the orientation of the normals does not match the setting of the
/// ccw field, results are undefined.
bool CCW;
std::vector<int32_t> ColorIndex; ///< Field to specify the polygonal faces by indexing into the <Color> or <ColorRGBA>.
bool ColorPerVertex; ///< If true then colors are defined for every vertex, else for every face(line).
/// The convex field indicates whether all polygons in the shape are convex (TRUE). A polygon is convex if it is planar, does not intersect itself,
/// and all of the interior angles at its vertices are less than 180 degrees. Non planar and self intersecting polygons may produce undefined results
/// even if the convex field is FALSE.
bool Convex;
std::vector<int32_t> CoordIndex; ///< Field to specify the polygonal faces by indexing into the <Coordinate>.
/// If the angle between the geometric normals of two adjacent faces is less than the crease angle, normals shall be calculated so that the faces are
/// shaded smoothly across the edge; otherwise, normals shall be calculated so that a lighting discontinuity across the edge is produced.
float CreaseAngle;
std::vector<int32_t> NormalIndex; ///< Field to specify the polygonal faces by indexing into the <Normal>.
bool NormalPerVertex; ///< If true then normals are defined for every vertex, else for every face(line).
std::vector<int32_t> TexCoordIndex; ///< Field to specify the polygonal faces by indexing into the <TextureCoordinate>.
/// Constructor.
/// \param [in] pParent - pointer to parent node.
/// \param [in] pType - type of geometry object.
CX3DImporter_NodeElement_IndexedSet(X3DElemType pType, X3DNodeElementBase *pParent) :
CX3DImporter_NodeElement_Geometry3D(pType, pParent) {}
}; // class CX3DImporter_NodeElement_IndexedSet
/// Shape with set of vertices.
struct CX3DImporter_NodeElement_Set : CX3DImporter_NodeElement_Geometry3D {
/// The ccw field defines the ordering of the vertex coordinates of the geometry with respect to user-given or automatically generated normal vectors
/// used in the lighting model equations. If ccw is TRUE, the normals shall follow the right hand rule; the orientation of each normal with respect to
/// the vertices (taken in order) shall be such that the vertices appear to be oriented in a counterclockwise order when the vertices are viewed (in the
/// local coordinate system of the Shape) from the opposite direction as the normal. If ccw is FALSE, the normals shall be oriented in the opposite
/// direction. If normals are not generated but are supplied using a Normal node, and the orientation of the normals does not match the setting of the
/// ccw field, results are undefined.
bool CCW;
bool ColorPerVertex; ///< If true then colors are defined for every vertex, else for every face(line).
bool NormalPerVertex; ///< If true then normals are defined for every vertex, else for every face(line).
std::vector<int32_t> CoordIndex; ///< Field to specify the polygonal faces by indexing into the <Coordinate>.
std::vector<int32_t> NormalIndex; ///< Field to specify the polygonal faces by indexing into the <Normal>.
std::vector<int32_t> TexCoordIndex; ///< Field to specify the polygonal faces by indexing into the <TextureCoordinate>.
std::vector<int32_t> VertexCount; ///< Field describes how many vertices are to be used in each polyline(polygon) from the <Coordinate> field.
/// Constructor.
/// \param [in] pParent - pointer to parent node.
/// \param [in] pType - type of geometry object.
CX3DImporter_NodeElement_Set(X3DElemType type, X3DNodeElementBase *pParent) :
CX3DImporter_NodeElement_Geometry3D(type, pParent) {}
}; // class CX3DImporter_NodeElement_Set
/// This struct hold <Shape> value.
struct CX3DImporter_NodeElement_Shape : X3DNodeElementBase {
/// Constructor
/// \param [in] pParent - pointer to parent node.
CX3DImporter_NodeElement_Shape(X3DNodeElementBase *pParent) :
X3DNodeElementBase(X3DElemType::ENET_Shape, pParent) {}
}; // struct CX3DImporter_NodeElement_Shape
/// This struct hold <Appearance> value.
struct CX3DImporter_NodeElement_Appearance : public X3DNodeElementBase {
/// Constructor
/// \param [in] pParent - pointer to parent node.
CX3DImporter_NodeElement_Appearance(X3DNodeElementBase *pParent) :
X3DNodeElementBase(X3DElemType::ENET_Appearance, pParent) {}
}; // struct CX3DImporter_NodeElement_Appearance
struct CX3DImporter_NodeElement_Material : public X3DNodeElementBase {
float AmbientIntensity; ///< Specifies how much ambient light from light sources this surface shall reflect.
aiColor3D DiffuseColor; ///< Reflects all X3D light sources depending on the angle of the surface with respect to the light source.
aiColor3D EmissiveColor; ///< Models "glowing" objects. This can be useful for displaying pre-lit models.
float Shininess; ///< Lower shininess values produce soft glows, while higher values result in sharper, smaller highlights.
aiColor3D SpecularColor; ///< The specularColor and shininess fields determine the specular highlights.
float Transparency; ///< Specifies how "clear" an object is, with 1.0 being completely transparent, and 0.0 completely opaque.
/// Constructor.
/// \param [in] pParent - pointer to parent node.
/// \param [in] pType - type of geometry object.
CX3DImporter_NodeElement_Material(X3DNodeElementBase *pParent) :
X3DNodeElementBase(X3DElemType::ENET_Material, pParent),
AmbientIntensity(0.0f),
DiffuseColor(),
EmissiveColor(),
Shininess(0.0f),
SpecularColor(),
Transparency(1.0f) {
// empty
}
}; // class CX3DImporter_NodeElement_Material
/// This struct hold <ImageTexture> value.
struct CX3DImporter_NodeElement_ImageTexture : X3DNodeElementBase {
/// RepeatS and RepeatT, that specify how the texture wraps in the S and T directions. If repeatS is TRUE (the default), the texture map is repeated
/// outside the [0.0, 1.0] texture coordinate range in the S direction so that it fills the shape. If repeatS is FALSE, the texture coordinates are
/// clamped in the S direction to lie within the [0.0, 1.0] range. The repeatT field is analogous to the repeatS field.
bool RepeatS;
bool RepeatT; ///< See \ref RepeatS.
std::string URL; ///< URL of the texture.
/// Constructor
/// \param [in] pParent - pointer to parent node.
CX3DImporter_NodeElement_ImageTexture(X3DNodeElementBase *pParent) :
X3DNodeElementBase(X3DElemType::ENET_ImageTexture, pParent) {}
}; // struct CX3DImporter_NodeElement_ImageTexture
/// This struct hold <TextureTransform> value.
struct CX3DImporter_NodeElement_TextureTransform : X3DNodeElementBase {
aiVector2D Center; ///< Specifies a translation offset in texture coordinate space about which the rotation and scale fields are applied.
float Rotation; ///< Specifies a rotation in angle base units of the texture coordinates about the center point after the scale has been applied.
aiVector2D Scale; ///< Specifies a scaling factor in S and T of the texture coordinates about the center point.
aiVector2D Translation; ///< Specifies a translation of the texture coordinates.
/// Constructor
/// \param [in] pParent - pointer to parent node.
CX3DImporter_NodeElement_TextureTransform(X3DNodeElementBase *pParent) :
X3DNodeElementBase(X3DElemType::ENET_TextureTransform, pParent) {}
}; // struct CX3DImporter_NodeElement_TextureTransform
struct CX3DNodeElementGroup : X3DNodeElementBase {
aiMatrix4x4 Transformation; ///< Transformation matrix.
/// As you know node elements can use already defined node elements when attribute "USE" is defined.
/// Standard search when looking for an element in the whole scene graph, existing at this moment.
/// If a node is marked as static, the children(or lower) can not search for elements in the nodes upper then static.
bool Static;
bool UseChoice; ///< Flag: if true then use number from \ref Choice to choose what the child will be kept.
int32_t Choice; ///< Number of the child which will be kept.
/// Constructor.
/// \param [in] pParent - pointer to parent node.
/// \param [in] pStatic - static node flag.
CX3DNodeElementGroup(X3DNodeElementBase *pParent, const bool pStatic = false) :
X3DNodeElementBase(X3DElemType::ENET_Group, pParent), Static(pStatic), UseChoice(false) {}
};
struct X3DNodeElementMeta : X3DNodeElementBase {
std::string Name; ///< Name of metadata object.
std::string Reference;
virtual ~X3DNodeElementMeta() {
// empty
}
protected:
X3DNodeElementMeta(X3DElemType type, X3DNodeElementBase *parent) :
X3DNodeElementBase(type, parent) {
// empty
}
};
struct X3DNodeElementMetaBoolean : X3DNodeElementMeta {
std::vector<bool> Value; ///< Stored value.
explicit X3DNodeElementMetaBoolean(X3DNodeElementBase *pParent) :
X3DNodeElementMeta(X3DElemType::ENET_MetaBoolean, pParent) {
// empty
}
};
struct X3DNodeElementMetaDouble : X3DNodeElementMeta {
std::vector<double> Value; ///< Stored value.
explicit X3DNodeElementMetaDouble(X3DNodeElementBase *pParent) :
X3DNodeElementMeta(X3DElemType::ENET_MetaDouble, pParent) {
// empty
}
};
struct X3DNodeElementMetaFloat : public X3DNodeElementMeta {
std::vector<float> Value; ///< Stored value.
explicit X3DNodeElementMetaFloat(X3DNodeElementBase *pParent) :
X3DNodeElementMeta(X3DElemType::ENET_MetaFloat, pParent) {
// empty
}
};
struct X3DNodeElementMetaInt : public X3DNodeElementMeta {
std::vector<int32_t> Value; ///< Stored value.
explicit X3DNodeElementMetaInt(X3DNodeElementBase *pParent) :
X3DNodeElementMeta(X3DElemType::ENET_MetaInteger, pParent) {
// empty
}
};
struct X3DNodeElementMetaSet : public X3DNodeElementMeta {
std::list<X3DNodeElementMeta> Value; ///< Stored value.
explicit X3DNodeElementMetaSet(X3DNodeElementBase *pParent) :
X3DNodeElementMeta(X3DElemType::ENET_MetaSet, pParent) {
// empty
}
};
struct X3DNodeElementMetaString : X3DNodeElementMeta {
std::list<std::string> Value; ///< Stored value.
explicit X3DNodeElementMetaString(X3DNodeElementBase *pParent) :
X3DNodeElementMeta(X3DElemType::ENET_MetaString, pParent) {
// empty
}
};
/// \struct CX3DImporter_NodeElement_Light
/// This struct hold <TextureTransform> value.
struct X3DNodeNodeElementLight : X3DNodeElementBase {
float AmbientIntensity; ///< Specifies the intensity of the ambient emission from the light.
aiColor3D Color; ///< specifies the spectral colour properties of both the direct and ambient light emission as an RGB value.
aiVector3D Direction; ///< Specifies the direction vector of the illumination emanating from the light source in the local coordinate system.
/// \var Global
/// Field that determines whether the light is global or scoped. Global lights illuminate all objects that fall within their volume of lighting influence.
/// Scoped lights only illuminate objects that are in the same transformation hierarchy as the light.
bool Global;
float Intensity; ///< Specifies the brightness of the direct emission from the light.
/// \var Attenuation
/// PointLight node's illumination falls off with distance as specified by three attenuation coefficients. The attenuation factor
/// is: "1 / max(attenuation[0] + attenuation[1] * r + attenuation[2] * r2, 1)", where r is the distance from the light to the surface being illuminated.
aiVector3D Attenuation;
aiVector3D Location; ///< Specifies a translation offset of the centre point of the light source from the light's local coordinate system origin.
float Radius; ///< Specifies the radial extent of the solid angle and the maximum distance from location that may be illuminated by the light source.
float BeamWidth; ///< Specifies an inner solid angle in which the light source emits light at uniform full intensity.
float CutOffAngle; ///< The light source's emission intensity drops off from the inner solid angle (beamWidth) to the outer solid angle (cutOffAngle).
/// Constructor
/// \param [in] pParent - pointer to parent node.
/// \param [in] pLightType - type of the light source.
X3DNodeNodeElementLight(X3DElemType pLightType, X3DNodeElementBase *pParent) :
X3DNodeElementBase(pLightType, pParent) {}
}; // struct CX3DImporter_NodeElement_Light
using X3DElementList = std::list<X3DNodeElementBase*>;
using X3DElementList = std::list<X3DNodeElementBase *>;
class X3DImporter : public BaseImporter {
public:
@ -654,18 +268,113 @@ public:
void InternReadFile(const std::string &pFile, aiScene *pScene, IOSystem *pIOHandler);
const aiImporterDesc *GetInfo() const;
void Clear();
void readMetadata(XmlNode &node);
void readScene(XmlNode &node);
void readViewpoint(XmlNode &node);
void readMetadataObject(XmlNode &node);
void ParseDirectionalLight(XmlNode &node);
void Postprocess_BuildNode(const X3DNodeElementBase &pNodeElement, aiNode &pSceneNode, std::list<aiMesh *> &pSceneMeshList,
std::list<aiMaterial *> &pSceneMaterialList, std::list<aiLight *> &pSceneLightList) const;
private:
bool isNodeEmpty(XmlNode &node);
void checkNodeMustBeEmpty(XmlNode &node);
void skipUnsupportedNode(const std::string &pParentNodeName, XmlNode &node);
void readHead(XmlNode &node);
void readChildNodes(XmlNode &node, const std::string &pParentNodeName);
void readScene(XmlNode &node);
bool FindNodeElement_FromRoot(const std::string &pID, const X3DElemType pType, X3DNodeElementBase **pElement);
bool FindNodeElement_FromNode(X3DNodeElementBase *pStartNode, const std::string &pID,
const X3DElemType pType, X3DNodeElementBase **pElement);
bool FindNodeElement(const std::string &pID, const X3DElemType pType, X3DNodeElementBase **pElement);
void ParseHelper_Group_Begin(const bool pStatic = false);
void ParseHelper_Node_Enter(X3DNodeElementBase *pNode);
void ParseHelper_Node_Exit();
// 2D geometry
void readArc2D(XmlNode &node);
void readArcClose2D(XmlNode &node);
void readCircle2D(XmlNode &node);
void readDisk2D(XmlNode &node);
void readPolyline2D(XmlNode &node);
void readPolypoint2D(XmlNode &node);
void readRectangle2D(XmlNode &node);
void readTriangleSet2D(XmlNode &node);
// 3D geometry
void readBox(XmlNode &node);
void readCone(XmlNode &node);
void readCylinder(XmlNode &node);
void readElevationGrid(XmlNode &node);
void readExtrusion(XmlNode &node);
void readIndexedFaceSet(XmlNode &node);
void readSphere(XmlNode &node);
// group
void startReadGroup(XmlNode &node);
void endReadGroup();
void startReadStaticGroup(XmlNode &node);
void endReadStaticGroup();
void startReadSwitch(XmlNode &node);
void endReadSwitch();
void startReadTransform(XmlNode &node);
void endReadTransform();
// light
void readDirectionalLight(XmlNode &node);
void readPointLight(XmlNode &node);
void readSpotLight(XmlNode &node);
// metadata
bool checkForMetadataNode(XmlNode &node);
void childrenReadMetadata(XmlNode &node, X3DNodeElementBase *pParentElement, const std::string &pNodeName);
void readMetadataBoolean(XmlNode &node);
void readMetadataDouble(XmlNode &node);
void readMetadataFloat(XmlNode &node);
void readMetadataInteger(XmlNode &node);
void readMetadataSet(XmlNode &node);
void readMetadataString(XmlNode &node);
// networking
void readInline(XmlNode &node);
// postprocessing
aiMatrix4x4 PostprocessHelper_Matrix_GlobalToCurrent() const;
void PostprocessHelper_CollectMetadata(const X3DNodeElementBase &pNodeElement, std::list<X3DNodeElementBase *> &pList) const;
bool PostprocessHelper_ElementIsMetadata(const X3DElemType pType) const;
bool PostprocessHelper_ElementIsMesh(const X3DElemType pType) const;
void Postprocess_BuildLight(const X3DNodeElementBase &pNodeElement, std::list<aiLight *> &pSceneLightList) const;
void Postprocess_BuildMaterial(const X3DNodeElementBase &pNodeElement, aiMaterial **pMaterial) const;
void Postprocess_BuildMesh(const X3DNodeElementBase &pNodeElement, aiMesh **pMesh) const;
void Postprocess_BuildNode(const X3DNodeElementBase &pNodeElement, aiNode &pSceneNode, std::list<aiMesh *> &pSceneMeshList,
std::list<aiMaterial *> &pSceneMaterialList, std::list<aiLight *> &pSceneLightList) const;
void Postprocess_BuildShape(const X3DNodeElementShape &pShapeNodeElement, std::list<unsigned int> &pNodeMeshInd,
std::list<aiMesh *> &pSceneMeshList, std::list<aiMaterial *> &pSceneMaterialList) const;
void Postprocess_CollectMetadata(const X3DNodeElementBase &pNodeElement, aiNode &pSceneNode) const;
// rendering
void readColor(XmlNode &node);
void readColorRGBA(XmlNode &node);
void readCoordinate(XmlNode &node);
void readIndexedLineSet(XmlNode &node);
void readIndexedTriangleFanSet(XmlNode &node);
void readIndexedTriangleSet(XmlNode &node);
void readIndexedTriangleStripSet(XmlNode &node);
void readLineSet(XmlNode &node);
void readPointSet(XmlNode &node);
void readTriangleFanSet(XmlNode &node);
void readTriangleSet(XmlNode &node);
void readTriangleStripSet(XmlNode &node);
void readNormal(XmlNode &node);
// shape
void readShape(XmlNode &node);
void readAppearance(XmlNode &node);
void readMaterial(XmlNode &node);
// texturing
void readImageTexture(XmlNode &node);
void readTextureCoordinate(XmlNode &node);
void readTextureTransform(XmlNode &node);
static const aiImporterDesc Description;
X3DNodeElementBase *mNodeElementCur;
aiScene *mScene;
IOSystem *mpIOHandler;
}; // class X3DImporter
} // namespace Assimp

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/*
Open Asset Import Library (assimp)
----------------------------------------------------------------------
Copyright (c) 2006-2019, assimp team
All rights reserved.
Redistribution and use of this software in source and binary forms,
with or without modification, are permitted provided that the
following conditions are met:
* Redistributions of source code must retain the above
copyright notice, this list of conditions and the
following disclaimer.
* Redistributions in binary form must reproduce the above
copyright notice, this list of conditions and the
following disclaimer in the documentation and/or other
materials provided with the distribution.
* Neither the name of the assimp team, nor the names of its
contributors may be used to endorse or promote products
derived from this software without specific prior
written permission of the assimp team.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
----------------------------------------------------------------------
*/
/// \file X3DImporter_Geometry2D.cpp
/// \brief Parsing data from nodes of "Geometry2D" set of X3D.
/// date 2015-2016
/// author smal.root@gmail.com
#ifndef ASSIMP_BUILD_NO_X3D_IMPORTER
#include "X3DImporter.hpp"
#include "X3DImporter_Macro.hpp"
#include "X3DXmlHelper.h"
#include "X3DGeoHelper.h"
namespace Assimp {
// <Arc2D
// DEF="" ID
// USE="" IDREF
// endAngle="1.570796" SFFloat [initializeOnly]
// radius="1" SFFloat [initializeOnly]
// startAngle="0" SFFloat [initializeOnly]
// />
// The Arc2D node specifies a linear circular arc whose center is at (0,0) and whose angles are measured starting at the positive x-axis and sweeping
// towards the positive y-axis. The radius field specifies the radius of the circle of which the arc is a portion. The arc extends from the startAngle
// counterclockwise to the endAngle. The values of startAngle and endAngle shall be in the range [-2pi, 2pi] radians (or the equivalent if a different
// angle base unit has been specified). If startAngle and endAngle have the same value, a circle is specified.
void X3DImporter::readArc2D(XmlNode &node) {
std::string def, use;
float endAngle = AI_MATH_HALF_PI_F;
float radius = 1;
float startAngle = 0;
X3DNodeElementBase *ne(nullptr);
MACRO_ATTRREAD_CHECKUSEDEF_RET(node, def, use);
XmlParser::getFloatAttribute(node, "endAngle", endAngle);
XmlParser::getFloatAttribute(node, "radius", radius);
XmlParser::getFloatAttribute(node, "startAngle", startAngle);
// if "USE" defined then find already defined element.
if (!use.empty()) {
MACRO_USE_CHECKANDAPPLY(node, def, use, ENET_Arc2D, ne);
} else {
// create and if needed - define new geometry object.
ne = new X3DNodeElementGeometry2D(X3DElemType::ENET_Arc2D, mNodeElementCur);
if (!def.empty()) ne->ID = def;
// create point list of geometry object and convert it to line set.
std::list<aiVector3D> tlist;
X3DGeoHelper::make_arc2D(startAngle, endAngle, radius, 10, tlist); ///TODO: IME - AI_CONFIG for NumSeg
X3DGeoHelper::extend_point_to_line(tlist, ((X3DNodeElementGeometry2D *)ne)->Vertices);
((X3DNodeElementGeometry2D *)ne)->NumIndices = 2;
// check for X3DMetadataObject childs.
if (!isNodeEmpty(node))
childrenReadMetadata(node, ne, "Arc2D");
else
mNodeElementCur->Children.push_back(ne); // add made object as child to current element
NodeElement_List.push_back(ne); // add element to node element list because its a new object in graph
} // if(!use.empty()) else
}
// <ArcClose2D
// DEF="" ID
// USE="" IDREF
// closureType="PIE" SFString [initializeOnly], {"PIE", "CHORD"}
// endAngle="1.570796" SFFloat [initializeOnly]
// radius="1" SFFloat [initializeOnly]
// solid="false" SFBool [initializeOnly]
// startAngle="0" SFFloat [initializeOnly]
// />
// The ArcClose node specifies a portion of a circle whose center is at (0,0) and whose angles are measured starting at the positive x-axis and sweeping
// towards the positive y-axis. The end points of the arc specified are connected as defined by the closureType field. The radius field specifies the radius
// of the circle of which the arc is a portion. The arc extends from the startAngle counterclockwise to the endAngle. The value of radius shall be greater
// than zero. The values of startAngle and endAngle shall be in the range [-2pi, 2pi] radians (or the equivalent if a different default angle base unit has
// been specified). If startAngle and endAngle have the same value, a circle is specified and closureType is ignored. If the absolute difference between
// startAngle and endAngle is greater than or equal to 2pi, a complete circle is produced with no chord or radial line(s) drawn from the center.
// A closureType of "PIE" connects the end point to the start point by defining two straight line segments first from the end point to the center and then
// the center to the start point. A closureType of "CHORD" connects the end point to the start point by defining a straight line segment from the end point
// to the start point. Textures are applied individually to each face of the ArcClose2D. On the front (+Z) and back (-Z) faces of the ArcClose2D, when
// viewed from the +Z-axis, the texture is mapped onto each face with the same orientation as if the image were displayed normally in 2D.
void X3DImporter::readArcClose2D(XmlNode &node) {
std::string def, use;
std::string closureType("PIE");
float endAngle = AI_MATH_HALF_PI_F;
float radius = 1;
bool solid = false;
float startAngle = 0;
X3DNodeElementBase *ne(nullptr);
MACRO_ATTRREAD_CHECKUSEDEF_RET(node, def, use);
XmlParser::getStdStrAttribute(node, "closureType", closureType);
XmlParser::getFloatAttribute(node, "endAngle", endAngle);
XmlParser::getFloatAttribute(node, "endAngle", endAngle);
XmlParser::getFloatAttribute(node, "radius", radius);
XmlParser::getBoolAttribute(node, "solid", solid);
XmlParser::getFloatAttribute(node, "startAngle", startAngle);
// if "USE" defined then find already defined element.
if (!use.empty()) {
MACRO_USE_CHECKANDAPPLY(node, def, use, ENET_ArcClose2D, ne);
} else {
// create and if needed - define new geometry object.
ne = new X3DNodeElementGeometry2D(X3DElemType::ENET_ArcClose2D, mNodeElementCur);
if (!def.empty()) ne->ID = def;
((X3DNodeElementGeometry2D *)ne)->Solid = solid;
// create point list of geometry object.
X3DGeoHelper::make_arc2D(startAngle, endAngle, radius, 10, ((X3DNodeElementGeometry2D *)ne)->Vertices); ///TODO: IME - AI_CONFIG for NumSeg
// add chord or two radiuses only if not a circle was defined
if (!((std::fabs(endAngle - startAngle) >= AI_MATH_TWO_PI_F) || (endAngle == startAngle))) {
std::list<aiVector3D> &vlist = ((X3DNodeElementGeometry2D *)ne)->Vertices; // just short alias.
if ((closureType == "PIE") || (closureType == "\"PIE\""))
vlist.push_back(aiVector3D(0, 0, 0)); // center point - first radial line
else if ((closureType != "CHORD") && (closureType != "\"CHORD\""))
Throw_IncorrectAttrValue("ArcClose2D", "closureType");
vlist.push_back(*vlist.begin()); // arc first point - chord from first to last point of arc(if CHORD) or second radial line(if PIE).
}
((X3DNodeElementGeometry2D *)ne)->NumIndices = ((X3DNodeElementGeometry2D *)ne)->Vertices.size();
// check for X3DMetadataObject childs.
if (!isNodeEmpty(node))
childrenReadMetadata(node, ne, "ArcClose2D");
else
mNodeElementCur->Children.push_back(ne); // add made object as child to current element
NodeElement_List.push_back(ne); // add element to node element list because its a new object in graph
} // if(!use.empty()) else
}
// <Circle2D
// DEF="" ID
// USE="" IDREF
// radius="1" SFFloat [initializeOnly]
// />
void X3DImporter::readCircle2D(XmlNode &node) {
std::string def, use;
float radius = 1;
X3DNodeElementBase *ne(nullptr);
MACRO_ATTRREAD_CHECKUSEDEF_RET(node, def, use);
XmlParser::getFloatAttribute(node, "radius", radius);
// if "USE" defined then find already defined element.
if (!use.empty()) {
MACRO_USE_CHECKANDAPPLY(node, def, use, ENET_Circle2D, ne);
} else {
// create and if needed - define new geometry object.
ne = new X3DNodeElementGeometry2D(X3DElemType::ENET_Circle2D, mNodeElementCur);
if (!def.empty()) ne->ID = def;
// create point list of geometry object and convert it to line set.
std::list<aiVector3D> tlist;
X3DGeoHelper::make_arc2D(0, 0, radius, 10, tlist); ///TODO: IME - AI_CONFIG for NumSeg
X3DGeoHelper::extend_point_to_line(tlist, ((X3DNodeElementGeometry2D *)ne)->Vertices);
((X3DNodeElementGeometry2D *)ne)->NumIndices = 2;
// check for X3DMetadataObject childs.
if (!isNodeEmpty(node))
childrenReadMetadata(node, ne, "Circle2D");
else
mNodeElementCur->Children.push_back(ne); // add made object as child to current element
NodeElement_List.push_back(ne); // add element to node element list because its a new object in graph
} // if(!use.empty()) else
}
// <Disk2D
// DEF="" ID
// USE="" IDREF
// innerRadius="0" SFFloat [initializeOnly]
// outerRadius="1" SFFloat [initializeOnly]
// solid="false" SFBool [initializeOnly]
// />
// The Disk2D node specifies a circular disk which is centred at (0, 0) in the local coordinate system. The outerRadius field specifies the radius of the
// outer dimension of the Disk2D. The innerRadius field specifies the inner dimension of the Disk2D. The value of outerRadius shall be greater than zero.
// The value of innerRadius shall be greater than or equal to zero and less than or equal to outerRadius. If innerRadius is zero, the Disk2D is completely
// filled. Otherwise, the area within the innerRadius forms a hole in the Disk2D. If innerRadius is equal to outerRadius, a solid circular line shall
// be drawn using the current line properties. Textures are applied individually to each face of the Disk2D. On the front (+Z) and back (-Z) faces of
// the Disk2D, when viewed from the +Z-axis, the texture is mapped onto each face with the same orientation as if the image were displayed normally in 2D.
void X3DImporter::readDisk2D(XmlNode &node) {
std::string def, use;
float innerRadius = 0;
float outerRadius = 1;
bool solid = false;
X3DNodeElementBase *ne(nullptr);
MACRO_ATTRREAD_CHECKUSEDEF_RET(node, def, use);
XmlParser::getFloatAttribute(node, "innerRadius", innerRadius);
XmlParser::getFloatAttribute(node, "outerRadius", outerRadius);
XmlParser::getBoolAttribute(node, "solid", solid);
// if "USE" defined then find already defined element.
if (!use.empty()) {
MACRO_USE_CHECKANDAPPLY(node, def, use, ENET_Disk2D, ne);
} else {
std::list<aiVector3D> tlist_o, tlist_i;
if (innerRadius > outerRadius) Throw_IncorrectAttrValue("Disk2D", "innerRadius");
// create and if needed - define new geometry object.
ne = new X3DNodeElementGeometry2D(X3DElemType::ENET_Disk2D, mNodeElementCur);
if (!def.empty()) ne->ID = def;
// create point list of geometry object.
///TODO: IME - AI_CONFIG for NumSeg
X3DGeoHelper::make_arc2D(0, 0, outerRadius, 10, tlist_o); // outer circle
if (innerRadius == 0.0f) { // make filled disk
// in tlist_o we already have points of circle. just copy it and sign as polygon.
((X3DNodeElementGeometry2D *)ne)->Vertices = tlist_o;
((X3DNodeElementGeometry2D *)ne)->NumIndices = tlist_o.size();
} else if (innerRadius == outerRadius) { // make circle
// in tlist_o we already have points of circle. convert it to line set.
X3DGeoHelper::extend_point_to_line(tlist_o, ((X3DNodeElementGeometry2D *)ne)->Vertices);
((X3DNodeElementGeometry2D *)ne)->NumIndices = 2;
} else { // make disk
std::list<aiVector3D> &vlist = ((X3DNodeElementGeometry2D *)ne)->Vertices; // just short alias.
X3DGeoHelper::make_arc2D(0, 0, innerRadius, 10, tlist_i); // inner circle
//
// create quad list from two point lists
//
if (tlist_i.size() < 2) throw DeadlyImportError("Disk2D. Not enough points for creating quad list."); // tlist_i and tlist_o has equal size.
// add all quads except last
for (std::list<aiVector3D>::iterator it_i = tlist_i.begin(), it_o = tlist_o.begin(); it_i != tlist_i.end();) {
// do not forget - CCW direction
vlist.push_back(*it_i++); // 1st point
vlist.push_back(*it_o++); // 2nd point
vlist.push_back(*it_o); // 3rd point
vlist.push_back(*it_i); // 4th point
}
// add last quad
vlist.push_back(*tlist_i.end()); // 1st point
vlist.push_back(*tlist_o.end()); // 2nd point
vlist.push_back(*tlist_o.begin()); // 3rd point
vlist.push_back(*tlist_o.begin()); // 4th point
((X3DNodeElementGeometry2D *)ne)->NumIndices = 4;
}
((X3DNodeElementGeometry2D *)ne)->Solid = solid;
// check for X3DMetadataObject childs.
if (!isNodeEmpty(node))
childrenReadMetadata(node, ne, "Disk2D");
else
mNodeElementCur->Children.push_back(ne); // add made object as child to current element
NodeElement_List.push_back(ne); // add element to node element list because its a new object in graph
} // if(!use.empty()) else
}
// <Polyline2D
// DEF="" ID
// USE="" IDREF
// lineSegments="" MFVec2F [intializeOnly]
// />
void X3DImporter::readPolyline2D(XmlNode &node) {
std::string def, use;
std::list<aiVector2D> lineSegments;
X3DNodeElementBase *ne(nullptr);
MACRO_ATTRREAD_CHECKUSEDEF_RET(node, def, use);
X3DXmlHelper::getVector2DListAttribute(node, "lineSegments", lineSegments);
// if "USE" defined then find already defined element.
if (!use.empty()) {
MACRO_USE_CHECKANDAPPLY(node, def, use, ENET_Polyline2D, ne);
} else {
// create and if needed - define new geometry object.
ne = new X3DNodeElementGeometry2D(X3DElemType::ENET_Polyline2D, mNodeElementCur);
if (!def.empty()) ne->ID = def;
//
// convert read point list of geometry object to line set.
//
std::list<aiVector3D> tlist;
// convert vec2 to vec3
for (std::list<aiVector2D>::iterator it2 = lineSegments.begin(); it2 != lineSegments.end(); ++it2)
tlist.push_back(aiVector3D(it2->x, it2->y, 0));
// convert point set to line set
X3DGeoHelper::extend_point_to_line(tlist, ((X3DNodeElementGeometry2D *)ne)->Vertices);
((X3DNodeElementGeometry2D *)ne)->NumIndices = 2;
// check for X3DMetadataObject childs.
if (!isNodeEmpty(node))
childrenReadMetadata(node, ne, "Polyline2D");
else
mNodeElementCur->Children.push_back(ne); // add made object as child to current element
NodeElement_List.push_back(ne); // add element to node element list because its a new object in graph
} // if(!use.empty()) else
}
// <Polypoint2D
// DEF="" ID
// USE="" IDREF
// point="" MFVec2F [inputOutput]
// />
void X3DImporter::readPolypoint2D(XmlNode &node) {
std::string def, use;
std::list<aiVector2D> point;
X3DNodeElementBase *ne(nullptr);
MACRO_ATTRREAD_CHECKUSEDEF_RET(node, def, use);
X3DXmlHelper::getVector2DListAttribute(node, "point", point);
// if "USE" defined then find already defined element.
if (!use.empty()) {
MACRO_USE_CHECKANDAPPLY(node, def, use, ENET_Polypoint2D, ne);
} else {
// create and if needed - define new geometry object.
ne = new X3DNodeElementGeometry2D(X3DElemType::ENET_Polypoint2D, mNodeElementCur);
if (!def.empty()) ne->ID = def;
// convert vec2 to vec3
for (std::list<aiVector2D>::iterator it2 = point.begin(); it2 != point.end(); ++it2) {
((X3DNodeElementGeometry2D *)ne)->Vertices.push_back(aiVector3D(it2->x, it2->y, 0));
}
((X3DNodeElementGeometry2D *)ne)->NumIndices = 1;
// check for X3DMetadataObject childs.
if (!isNodeEmpty(node))
childrenReadMetadata(node, ne, "Polypoint2D");
else
mNodeElementCur->Children.push_back(ne); // add made object as child to current element
NodeElement_List.push_back(ne); // add element to node element list because its a new object in graph
} // if(!use.empty()) else
}
// <Rectangle2D
// DEF="" ID
// USE="" IDREF
// size="2 2" SFVec2f [initializeOnly]
// solid="false" SFBool [initializeOnly]
// />
void X3DImporter::readRectangle2D(XmlNode &node) {
std::string def, use;
aiVector2D size(2, 2);
bool solid = false;
X3DNodeElementBase *ne(nullptr);
MACRO_ATTRREAD_CHECKUSEDEF_RET(node, def, use);
X3DXmlHelper::getVector2DAttribute(node, "size", size);
XmlParser::getBoolAttribute(node, "solid", solid);
// if "USE" defined then find already defined element.
if (!use.empty()) {
MACRO_USE_CHECKANDAPPLY(node, def, use, ENET_Rectangle2D, ne);
} else {
// create and if needed - define new geometry object.
ne = new X3DNodeElementGeometry2D(X3DElemType::ENET_Rectangle2D, mNodeElementCur);
if (!def.empty()) ne->ID = def;
float x1 = -size.x / 2.0f;
float x2 = size.x / 2.0f;
float y1 = -size.y / 2.0f;
float y2 = size.y / 2.0f;
std::list<aiVector3D> &vlist = ((X3DNodeElementGeometry2D *)ne)->Vertices; // just short alias.
vlist.push_back(aiVector3D(x2, y1, 0)); // 1st point
vlist.push_back(aiVector3D(x2, y2, 0)); // 2nd point
vlist.push_back(aiVector3D(x1, y2, 0)); // 3rd point
vlist.push_back(aiVector3D(x1, y1, 0)); // 4th point
((X3DNodeElementGeometry2D *)ne)->Solid = solid;
((X3DNodeElementGeometry2D *)ne)->NumIndices = 4;
// check for X3DMetadataObject childs.
if (!isNodeEmpty(node))
childrenReadMetadata(node, ne, "Rectangle2D");
else
mNodeElementCur->Children.push_back(ne); // add made object as child to current element
NodeElement_List.push_back(ne); // add element to node element list because its a new object in graph
} // if(!use.empty()) else
}
// <TriangleSet2D
// DEF="" ID
// USE="" IDREF
// solid="false" SFBool [initializeOnly]
// vertices="" MFVec2F [inputOutput]
// />
void X3DImporter::readTriangleSet2D(XmlNode &node) {
std::string def, use;
bool solid = false;
std::list<aiVector2D> vertices;
X3DNodeElementBase *ne(nullptr);
MACRO_ATTRREAD_CHECKUSEDEF_RET(node, def, use);
X3DXmlHelper::getVector2DListAttribute(node, "vertices", vertices);
XmlParser::getBoolAttribute(node, "solid", solid);
// if "USE" defined then find already defined element.
if (!use.empty()) {
MACRO_USE_CHECKANDAPPLY(node, def, use, ENET_TriangleSet2D, ne);
} else {
if (vertices.size() % 3) throw DeadlyImportError("TriangleSet2D. Not enough points for defining triangle.");
// create and if needed - define new geometry object.
ne = new X3DNodeElementGeometry2D(X3DElemType::ENET_TriangleSet2D, mNodeElementCur);
if (!def.empty()) ne->ID = def;
// convert vec2 to vec3
for (std::list<aiVector2D>::iterator it2 = vertices.begin(); it2 != vertices.end(); ++it2) {
((X3DNodeElementGeometry2D *)ne)->Vertices.push_back(aiVector3D(it2->x, it2->y, 0));
}
((X3DNodeElementGeometry2D *)ne)->Solid = solid;
((X3DNodeElementGeometry2D *)ne)->NumIndices = 3;
// check for X3DMetadataObject childs.
if (!isNodeEmpty(node))
childrenReadMetadata(node, ne, "TriangleSet2D");
else
mNodeElementCur->Children.push_back(ne); // add made object as child to current element
NodeElement_List.push_back(ne); // add element to node element list because its a new object in graph
} // if(!use.empty()) else
}
} // namespace Assimp
#endif // !ASSIMP_BUILD_NO_X3D_IMPORTER

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/*
Open Asset Import Library (assimp)
----------------------------------------------------------------------
Copyright (c) 2006-2019, assimp team
All rights reserved.
Redistribution and use of this software in source and binary forms,
with or without modification, are permitted provided that the
following conditions are met:
* Redistributions of source code must retain the above
copyright notice, this list of conditions and the
following disclaimer.
* Redistributions in binary form must reproduce the above
copyright notice, this list of conditions and the
following disclaimer in the documentation and/or other
materials provided with the distribution.
* Neither the name of the assimp team, nor the names of its
contributors may be used to endorse or promote products
derived from this software without specific prior
written permission of the assimp team.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
----------------------------------------------------------------------
*/
/// \file X3DImporter_Geometry3D.cpp
/// \brief Parsing data from nodes of "Geometry3D" set of X3D.
/// \date 2015-2016
/// \author smal.root@gmail.com
#ifndef ASSIMP_BUILD_NO_X3D_IMPORTER
#include "X3DImporter.hpp"
#include "X3DImporter_Macro.hpp"
#include "X3DXmlHelper.h"
#include "X3DGeoHelper.h"
// Header files, Assimp.
#include <assimp/StandardShapes.h>
namespace Assimp
{
// <Box
// DEF="" ID
// USE="" IDREF
// size="2 2 2" SFVec3f [initializeOnly]
// solid="true" SFBool [initializeOnly]
// />
// The Box node specifies a rectangular parallelepiped box centred at (0, 0, 0) in the local coordinate system and aligned with the local coordinate axes.
// By default, the box measures 2 units in each dimension, from -1 to +1. The size field specifies the extents of the box along the X-, Y-, and Z-axes
// respectively and each component value shall be greater than zero.
void X3DImporter::readBox(XmlNode &node) {
std::string def, use;
bool solid = true;
aiVector3D size(2, 2, 2);
X3DNodeElementBase* ne( nullptr );
MACRO_ATTRREAD_CHECKUSEDEF_RET(node, def, use);
X3DXmlHelper::getVector3DAttribute(node, "size", size);
XmlParser::getBoolAttribute(node, "solid", solid);
// if "USE" defined then find already defined element.
if(!use.empty())
{
MACRO_USE_CHECKANDAPPLY(node, def, use, ENET_Box, ne);
}
else
{
// create and if needed - define new geometry object.
ne = new X3DNodeElementGeometry3D(X3DElemType::ENET_Box, mNodeElementCur);
if(!def.empty()) ne->ID = def;
X3DGeoHelper::rect_parallel_epiped(size, ((X3DNodeElementGeometry3D *)ne)->Vertices); // get quad list
((X3DNodeElementGeometry3D *)ne)->Solid = solid;
((X3DNodeElementGeometry3D *)ne)->NumIndices = 4;
// check for X3DMetadataObject childs.
if(!isNodeEmpty(node))
childrenReadMetadata(node, ne, "Box");
else
mNodeElementCur->Children.push_back(ne);// add made object as child to current element
NodeElement_List.push_back(ne);// add element to node element list because its a new object in graph
}// if(!use.empty()) else
}
// <Cone
// DEF="" ID
// USE="" IDREF
// bottom="true" SFBool [initializeOnly]
// bottomRadius="1" SFloat [initializeOnly]
// height="2" SFloat [initializeOnly]
// side="true" SFBool [initializeOnly]
// solid="true" SFBool [initializeOnly]
// />
void X3DImporter::readCone(XmlNode &node) {
std::string use, def;
bool bottom = true;
float bottomRadius = 1;
float height = 2;
bool side = true;
bool solid = true;
X3DNodeElementBase* ne( nullptr );
MACRO_ATTRREAD_CHECKUSEDEF_RET(node, def, use);
XmlParser::getBoolAttribute(node, "solid", solid);
XmlParser::getBoolAttribute(node, "side", side);
XmlParser::getBoolAttribute(node, "bottom", bottom);
XmlParser::getFloatAttribute(node, "height", height);
XmlParser::getFloatAttribute(node, "bottomRadius", bottomRadius);
// if "USE" defined then find already defined element.
if(!use.empty())
{
MACRO_USE_CHECKANDAPPLY(node, def, use, ENET_Cone, ne);
}
else
{
const unsigned int tess = 30;///TODO: IME tessellation factor through ai_property
std::vector<aiVector3D> tvec;// temp array for vertices.
// create and if needed - define new geometry object.
ne = new X3DNodeElementGeometry3D(X3DElemType::ENET_Cone, mNodeElementCur);
if(!def.empty()) ne->ID = def;
// make cone or parts according to flags.
if(side)
{
StandardShapes::MakeCone(height, 0, bottomRadius, tess, tvec, !bottom);
}
else if(bottom)
{
StandardShapes::MakeCircle(bottomRadius, tess, tvec);
height = -(height / 2);
for(std::vector<aiVector3D>::iterator it = tvec.begin(); it != tvec.end(); ++it) it->y = height;// y - because circle made in oXZ.
}
// copy data from temp array
for (std::vector<aiVector3D>::iterator it = tvec.begin(); it != tvec.end(); ++it)
((X3DNodeElementGeometry3D*)ne)->Vertices.push_back(*it);
((X3DNodeElementGeometry3D *)ne)->Solid = solid;
((X3DNodeElementGeometry3D *)ne)->NumIndices = 3;
// check for X3DMetadataObject childs.
if(!isNodeEmpty(node))
childrenReadMetadata(node, ne, "Cone");
else
mNodeElementCur->Children.push_back(ne);// add made object as child to current element
NodeElement_List.push_back(ne);// add element to node element list because its a new object in graph
}// if(!use.empty()) else
}
// <Cylinder
// DEF="" ID
// USE="" IDREF
// bottom="true" SFBool [initializeOnly]
// height="2" SFloat [initializeOnly]
// radius="1" SFloat [initializeOnly]
// side="true" SFBool [initializeOnly]
// solid="true" SFBool [initializeOnly]
// top="true" SFBool [initializeOnly]
// />
void X3DImporter::readCylinder(XmlNode &node) {
std::string use, def;
bool bottom = true;
float height = 2;
float radius = 1;
bool side = true;
bool solid = true;
bool top = true;
X3DNodeElementBase* ne( nullptr );
MACRO_ATTRREAD_CHECKUSEDEF_RET(node, def, use);
XmlParser::getFloatAttribute(node, "radius", radius);
XmlParser::getBoolAttribute(node, "solid", solid);
XmlParser::getBoolAttribute(node, "bottom", bottom);
XmlParser::getBoolAttribute(node, "top", top);
XmlParser::getBoolAttribute(node, "side", side);
XmlParser::getFloatAttribute(node, "height", height);
// if "USE" defined then find already defined element.
if(!use.empty())
{
MACRO_USE_CHECKANDAPPLY(node, def, use, ENET_Cylinder, ne);
}
else
{
const unsigned int tess = 30;///TODO: IME tessellation factor through ai_property
std::vector<aiVector3D> tside;// temp array for vertices of side.
std::vector<aiVector3D> tcir;// temp array for vertices of circle.
// create and if needed - define new geometry object.
ne = new X3DNodeElementGeometry3D(X3DElemType::ENET_Cylinder, mNodeElementCur);
if(!def.empty()) ne->ID = def;
// make cilynder or parts according to flags.
if(side) StandardShapes::MakeCone(height, radius, radius, tess, tside, true);
height /= 2;// height defined for whole cylinder, when creating top and bottom circle we are using just half of height.
if(top || bottom) StandardShapes::MakeCircle(radius, tess, tcir);
// copy data from temp arrays
std::list<aiVector3D> &vlist = ((X3DNodeElementGeometry3D *)ne)->Vertices; // just short alias.
for(std::vector<aiVector3D>::iterator it = tside.begin(); it != tside.end(); ++it) vlist.push_back(*it);
if(top)
{
for(std::vector<aiVector3D>::iterator it = tcir.begin(); it != tcir.end(); ++it)
{
(*it).y = height;// y - because circle made in oXZ.
vlist.push_back(*it);
}
}// if(top)
if(bottom)
{
for(std::vector<aiVector3D>::iterator it = tcir.begin(); it != tcir.end(); ++it)
{
(*it).y = -height;// y - because circle made in oXZ.
vlist.push_back(*it);
}
}// if(top)
((X3DNodeElementGeometry3D *)ne)->Solid = solid;
((X3DNodeElementGeometry3D *)ne)->NumIndices = 3;
// check for X3DMetadataObject childs.
if(!isNodeEmpty(node))
childrenReadMetadata(node, ne, "Cylinder");
else
mNodeElementCur->Children.push_back(ne);// add made object as child to current element
NodeElement_List.push_back(ne);// add element to node element list because its a new object in graph
}// if(!use.empty()) else
}
// <ElevationGrid
// DEF="" ID
// USE="" IDREF
// ccw="true" SFBool [initializeOnly]
// colorPerVertex="true" SFBool [initializeOnly]
// creaseAngle="0" SFloat [initializeOnly]
// height="" MFloat [initializeOnly]
// normalPerVertex="true" SFBool [initializeOnly]
// solid="true" SFBool [initializeOnly]
// xDimension="0" SFInt32 [initializeOnly]
// xSpacing="1.0" SFloat [initializeOnly]
// zDimension="0" SFInt32 [initializeOnly]
// zSpacing="1.0" SFloat [initializeOnly]
// >
// <!-- ColorNormalTexCoordContentModel -->
// ColorNormalTexCoordContentModel can contain Color (or ColorRGBA), Normal and TextureCoordinate, in any order. No more than one instance of any single
// node type is allowed. A ProtoInstance node (with the proper node type) can be substituted for any node in this content model.
// </ElevationGrid>
// The ElevationGrid node specifies a uniform rectangular grid of varying height in the Y=0 plane of the local coordinate system. The geometry is described
// by a scalar array of height values that specify the height of a surface above each point of the grid. The xDimension and zDimension fields indicate
// the number of elements of the grid height array in the X and Z directions. Both xDimension and zDimension shall be greater than or equal to zero.
// If either the xDimension or the zDimension is less than two, the ElevationGrid contains no quadrilaterals.
void X3DImporter::readElevationGrid(XmlNode &node) {
std::string use, def;
bool ccw = true;
bool colorPerVertex = true;
float creaseAngle = 0;
std::vector<float> height;
bool normalPerVertex = true;
bool solid = true;
int32_t xDimension = 0;
float xSpacing = 1;
int32_t zDimension = 0;
float zSpacing = 1;
X3DNodeElementBase* ne( nullptr );
MACRO_ATTRREAD_CHECKUSEDEF_RET(node, def, use);
XmlParser::getBoolAttribute(node, "solid", solid);
XmlParser::getBoolAttribute(node, "ccw", ccw);
XmlParser::getBoolAttribute(node, "colorPerVertex", colorPerVertex);
XmlParser::getBoolAttribute(node, "normalPerVertex", normalPerVertex);
XmlParser::getFloatAttribute(node, "creaseAngle", creaseAngle);
X3DXmlHelper::getFloatArrayAttribute(node, "height", height);
XmlParser::getIntAttribute(node, "xDimension", xDimension);
XmlParser::getFloatAttribute(node, "xSpacing", xSpacing);
XmlParser::getIntAttribute(node, "zDimension", zDimension);
XmlParser::getFloatAttribute(node, "zSpacing", zSpacing);
// if "USE" defined then find already defined element.
if(!use.empty())
{
MACRO_USE_CHECKANDAPPLY(node, def, use, ENET_ElevationGrid, ne);
}
else
{
if((xSpacing == 0.0f) || (zSpacing == 0.0f)) throw DeadlyImportError("Spacing in <ElevationGrid> must be grater than zero.");
if((xDimension <= 0) || (zDimension <= 0)) throw DeadlyImportError("Dimension in <ElevationGrid> must be grater than zero.");
if ((size_t)(xDimension * zDimension) != height.size()) DeadlyImportError("Heights count must be equal to \"xDimension * zDimension\" in <ElevationGrid>");
// create and if needed - define new geometry object.
ne = new X3DNodeElementElevationGrid(X3DElemType::ENET_ElevationGrid, mNodeElementCur);
if(!def.empty()) ne->ID = def;
X3DNodeElementElevationGrid &grid_alias = *((X3DNodeElementElevationGrid *)ne); // create alias for conveience
{// create grid vertices list
std::vector<float>::const_iterator he_it = height.begin();
for(int32_t zi = 0; zi < zDimension; zi++)// rows
{
for(int32_t xi = 0; xi < xDimension; xi++)// columns
{
aiVector3D tvec(xSpacing * xi, *he_it, zSpacing * zi);
grid_alias.Vertices.push_back(tvec);
++he_it;
}
}
}// END: create grid vertices list
//
// create faces list. In "coordIdx" format
//
// check if we have quads
if((xDimension < 2) || (zDimension < 2))// only one element in dimension is set, create line set.
{
((X3DNodeElementElevationGrid *)ne)->NumIndices = 2; // will be holded as line set.
for(size_t i = 0, i_e = (grid_alias.Vertices.size() - 1); i < i_e; i++)
{
grid_alias.CoordIdx.push_back(static_cast<int32_t>(i));
grid_alias.CoordIdx.push_back(static_cast<int32_t>(i + 1));
grid_alias.CoordIdx.push_back(-1);
}
}
else// two or more elements in every dimension is set. create quad set.
{
((X3DNodeElementElevationGrid *)ne)->NumIndices = 4;
for(int32_t fzi = 0, fzi_e = (zDimension - 1); fzi < fzi_e; fzi++)// rows
{
for(int32_t fxi = 0, fxi_e = (xDimension - 1); fxi < fxi_e; fxi++)// columns
{
// points direction in face.
if(ccw)
{
// CCW:
// 3 2
// 0 1
grid_alias.CoordIdx.push_back((fzi + 1) * xDimension + fxi);
grid_alias.CoordIdx.push_back((fzi + 1) * xDimension + (fxi + 1));
grid_alias.CoordIdx.push_back(fzi * xDimension + (fxi + 1));
grid_alias.CoordIdx.push_back(fzi * xDimension + fxi);
}
else
{
// CW:
// 0 1
// 3 2
grid_alias.CoordIdx.push_back(fzi * xDimension + fxi);
grid_alias.CoordIdx.push_back(fzi * xDimension + (fxi + 1));
grid_alias.CoordIdx.push_back((fzi + 1) * xDimension + (fxi + 1));
grid_alias.CoordIdx.push_back((fzi + 1) * xDimension + fxi);
}// if(ccw) else
grid_alias.CoordIdx.push_back(-1);
}// for(int32_t fxi = 0, fxi_e = (xDimension - 1); fxi < fxi_e; fxi++)
}// for(int32_t fzi = 0, fzi_e = (zDimension - 1); fzi < fzi_e; fzi++)
}// if((xDimension < 2) || (zDimension < 2)) else
grid_alias.ColorPerVertex = colorPerVertex;
grid_alias.NormalPerVertex = normalPerVertex;
grid_alias.CreaseAngle = creaseAngle;
grid_alias.Solid = solid;
// check for child nodes
if(!isNodeEmpty(node))
{
ParseHelper_Node_Enter(ne);
for (auto currentChildNode : node.children()) {
const std::string &currentChildName = currentChildNode.name();
// check for X3DComposedGeometryNodes
if (currentChildName == "Color") readColor(currentChildNode);
else if (currentChildName == "ColorRGBA") readColorRGBA(currentChildNode);
else if (currentChildName == "Normal") readNormal(currentChildNode);
else if (currentChildName == "TextureCoordinate") readTextureCoordinate(currentChildNode);
// check for X3DMetadataObject
else if (!checkForMetadataNode(currentChildNode)) skipUnsupportedNode("ElevationGrid", currentChildNode);
}
ParseHelper_Node_Exit();
}// if(!mReader->isEmptyElement())
else
{
mNodeElementCur->Children.push_back(ne);// add made object as child to current element
}// if(!mReader->isEmptyElement()) else
NodeElement_List.push_back(ne);// add element to node element list because its a new object in graph
}// if(!use.empty()) else
}
template<typename TVector>
static void GeometryHelper_Extrusion_CurveIsClosed(std::vector<TVector>& pCurve, const bool pDropTail, const bool pRemoveLastPoint, bool& pCurveIsClosed)
{
size_t cur_sz = pCurve.size();
pCurveIsClosed = false;
// for curve with less than four points checking is have no sense,
if(cur_sz < 4) return;
for(size_t s = 3, s_e = cur_sz; s < s_e; s++)
{
// search for first point of duplicated part.
if(pCurve[0] == pCurve[s])
{
bool found = true;
// check if tail(indexed by b2) is duplicate of head(indexed by b1).
for(size_t b1 = 1, b2 = (s + 1); b2 < cur_sz; b1++, b2++)
{
if(pCurve[b1] != pCurve[b2])
{// points not match: clear flag and break loop.
found = false;
break;
}
}// for(size_t b1 = 1, b2 = (s + 1); b2 < cur_sz; b1++, b2++)
// if duplicate tail is found then drop or not it depending on flags.
if(found)
{
pCurveIsClosed = true;
if(pDropTail)
{
if(!pRemoveLastPoint) s++;// prepare value for iterator's arithmetics.
pCurve.erase(pCurve.begin() + s, pCurve.end());// remove tail
}
break;
}// if(found)
}// if(pCurve[0] == pCurve[s])
}// for(size_t s = 3, s_e = (cur_sz - 1); s < s_e; s++)
}
static aiVector3D GeometryHelper_Extrusion_GetNextY(const size_t pSpine_PointIdx, const std::vector<aiVector3D>& pSpine, const bool pSpine_Closed)
{
const size_t spine_idx_last = pSpine.size() - 1;
aiVector3D tvec;
if((pSpine_PointIdx == 0) || (pSpine_PointIdx == spine_idx_last))// at first special cases
{
if(pSpine_Closed)
{// If the spine curve is closed: The SCP for the first and last points is the same and is found using (spine[1] - spine[n - 2]) to compute the Y-axis.
// As we even for closed spine curve last and first point in pSpine are not the same: duplicates(spine[n - 1] which are equivalent to spine[0])
// in tail are removed.
// So, last point in pSpine is a spine[n - 2]
tvec = pSpine[1] - pSpine[spine_idx_last];
}
else if(pSpine_PointIdx == 0)
{// The Y-axis used for the first point is the vector from spine[0] to spine[1]
tvec = pSpine[1] - pSpine[0];
}
else
{// The Y-axis used for the last point it is the vector from spine[n-2] to spine[n-1]. In our case(see above about dropping tail) spine[n - 1] is
// the spine[0].
tvec = pSpine[spine_idx_last] - pSpine[spine_idx_last - 1];
}
}// if((pSpine_PointIdx == 0) || (pSpine_PointIdx == spine_idx_last))
else
{// For all points other than the first or last: The Y-axis for spine[i] is found by normalizing the vector defined by (spine[i+1] - spine[i-1]).
tvec = pSpine[pSpine_PointIdx + 1] - pSpine[pSpine_PointIdx - 1];
}// if((pSpine_PointIdx == 0) || (pSpine_PointIdx == spine_idx_last)) else
return tvec.Normalize();
}
static aiVector3D GeometryHelper_Extrusion_GetNextZ(const size_t pSpine_PointIdx, const std::vector<aiVector3D>& pSpine, const bool pSpine_Closed,
const aiVector3D pVecZ_Prev)
{
const aiVector3D zero_vec(0);
const size_t spine_idx_last = pSpine.size() - 1;
aiVector3D tvec;
// at first special cases
if(pSpine.size() < 3)// spine have not enough points for vector calculations.
{
tvec.Set(0, 0, 1);
}
else if(pSpine_PointIdx == 0)// special case: first point
{
if(pSpine_Closed)// for calculating use previous point in curve s[n - 2]. In list it's a last point, because point s[n - 1] was removed as duplicate.
{
tvec = (pSpine[1] - pSpine[0]) ^ (pSpine[spine_idx_last] - pSpine[0]);
}
else // for not closed curve first and next point(s[0] and s[1]) has the same vector Z.
{
bool found = false;
// As said: "If the Z-axis of the first point is undefined (because the spine is not closed and the first two spine segments are collinear)
// then the Z-axis for the first spine point with a defined Z-axis is used."
// Walk through spine and find Z.
for(size_t next_point = 2; (next_point <= spine_idx_last) && !found; next_point++)
{
// (pSpine[2] - pSpine[1]) ^ (pSpine[0] - pSpine[1])
tvec = (pSpine[next_point] - pSpine[next_point - 1]) ^ (pSpine[next_point - 2] - pSpine[next_point - 1]);
found = !tvec.Equal(zero_vec);
}
// if entire spine are collinear then use OZ axis.
if(!found) tvec.Set(0, 0, 1);
}// if(pSpine_Closed) else
}// else if(pSpine_PointIdx == 0)
else if(pSpine_PointIdx == spine_idx_last)// special case: last point
{
if(pSpine_Closed)
{// do not forget that real last point s[n - 1] is removed as duplicated. And in this case we are calculating vector Z for point s[n - 2].
tvec = (pSpine[0] - pSpine[pSpine_PointIdx]) ^ (pSpine[pSpine_PointIdx - 1] - pSpine[pSpine_PointIdx]);
// if taken spine vectors are collinear then use previous vector Z.
if(tvec.Equal(zero_vec)) tvec = pVecZ_Prev;
}
else
{// vector Z for last point of not closed curve is previous vector Z.
tvec = pVecZ_Prev;
}
}
else// regular point
{
tvec = (pSpine[pSpine_PointIdx + 1] - pSpine[pSpine_PointIdx]) ^ (pSpine[pSpine_PointIdx - 1] - pSpine[pSpine_PointIdx]);
// if taken spine vectors are collinear then use previous vector Z.
if(tvec.Equal(zero_vec)) tvec = pVecZ_Prev;
}
// After determining the Z-axis, its dot product with the Z-axis of the previous spine point is computed. If this value is negative, the Z-axis
// is flipped (multiplied by -1).
if((tvec * pVecZ_Prev) < 0) tvec = -tvec;
return tvec.Normalize();
}
// <Extrusion
// DEF="" ID
// USE="" IDREF
// beginCap="true" SFBool [initializeOnly]
// ccw="true" SFBool [initializeOnly]
// convex="true" SFBool [initializeOnly]
// creaseAngle="0.0" SFloat [initializeOnly]
// crossSection="1 1 1 -1 -1 -1 -1 1 1 1" MFVec2f [initializeOnly]
// endCap="true" SFBool [initializeOnly]
// orientation="0 0 1 0" MFRotation [initializeOnly]
// scale="1 1" MFVec2f [initializeOnly]
// solid="true" SFBool [initializeOnly]
// spine="0 0 0 0 1 0" MFVec3f [initializeOnly]
// />
void X3DImporter::readExtrusion(XmlNode &node) {
std::string use, def;
bool beginCap = true;
bool ccw = true;
bool convex = true;
float creaseAngle = 0;
std::vector<aiVector2D> crossSection;
bool endCap = true;
std::vector<float> orientation;
std::vector<aiVector2D> scale;
bool solid = true;
std::vector<aiVector3D> spine;
X3DNodeElementBase* ne( nullptr );
MACRO_ATTRREAD_CHECKUSEDEF_RET(node, def, use);
XmlParser::getBoolAttribute(node, "beginCap", beginCap);
XmlParser::getBoolAttribute(node, "ccw", ccw);
XmlParser::getBoolAttribute(node, "convex", convex);
XmlParser::getFloatAttribute(node, "creaseAngle", creaseAngle);
X3DXmlHelper::getVector2DArrayAttribute(node, "crossSection", crossSection);
XmlParser::getBoolAttribute(node, "endCap", endCap);
X3DXmlHelper::getFloatArrayAttribute(node, "orientation", orientation);
X3DXmlHelper::getVector2DArrayAttribute(node, "scale", scale);
XmlParser::getBoolAttribute(node, "solid", solid);
X3DXmlHelper::getVector3DArrayAttribute(node, "spine", spine);
// if "USE" defined then find already defined element.
if(!use.empty())
{
MACRO_USE_CHECKANDAPPLY(node, def, use, ENET_Extrusion, ne);
}
else
{
//
// check if default values must be assigned
//
if(spine.size() == 0)
{
spine.resize(2);
spine[0].Set(0, 0, 0), spine[1].Set(0, 1, 0);
}
else if(spine.size() == 1)
{
throw DeadlyImportError("ParseNode_Geometry3D_Extrusion. Spine must have at least two points.");
}
if(crossSection.size() == 0)
{
crossSection.resize(5);
crossSection[0].Set(1, 1), crossSection[1].Set(1, -1), crossSection[2].Set(-1, -1), crossSection[3].Set(-1, 1), crossSection[4].Set(1, 1);
}
{// orientation
size_t ori_size = orientation.size() / 4;
if(ori_size < spine.size())
{
float add_ori[4];// values that will be added
if(ori_size == 1)// if "orientation" has one element(means one MFRotation with four components) then use it value for all spine points.
{
add_ori[0] = orientation[0], add_ori[1] = orientation[1], add_ori[2] = orientation[2], add_ori[3] = orientation[3];
}
else// else - use default values
{
add_ori[0] = 0, add_ori[1] = 0, add_ori[2] = 1, add_ori[3] = 0;
}
orientation.reserve(spine.size() * 4);
for(size_t i = 0, i_e = (spine.size() - ori_size); i < i_e; i++)
orientation.push_back(add_ori[0]), orientation.push_back(add_ori[1]), orientation.push_back(add_ori[2]), orientation.push_back(add_ori[3]);
}
if(orientation.size() % 4) throw DeadlyImportError("Attribute \"orientation\" in <Extrusion> must has multiple four quantity of numbers.");
}// END: orientation
{// scale
if(scale.size() < spine.size())
{
aiVector2D add_sc;
if(scale.size() == 1)// if "scale" has one element then use it value for all spine points.
add_sc = scale[0];
else// else - use default values
add_sc.Set(1, 1);
scale.reserve(spine.size());
for(size_t i = 0, i_e = (spine.size() - scale.size()); i < i_e; i++) scale.push_back(add_sc);
}
}// END: scale
//
// create and if needed - define new geometry object.
//
ne = new X3DNodeElementIndexedSet(X3DElemType::ENET_Extrusion, mNodeElementCur);
if(!def.empty()) ne->ID = def;
X3DNodeElementIndexedSet &ext_alias = *((X3DNodeElementIndexedSet *)ne); // create alias for conveience
// assign part of input data
ext_alias.CCW = ccw;
ext_alias.Convex = convex;
ext_alias.CreaseAngle = creaseAngle;
ext_alias.Solid = solid;
//
// How we done it at all?
// 1. At first we will calculate array of basises for every point in spine(look SCP in ISO-dic). Also "orientation" vector
// are applied vor every basis.
// 2. After that we can create array of point sets: which are scaled, transferred to basis of relative basis and at final translated to real position
// using relative spine point.
// 3. Next step is creating CoordIdx array(do not forget "-1" delimiter). While creating CoordIdx also created faces for begin and end caps, if
// needed. While createing CootdIdx is taking in account CCW flag.
// 4. The last step: create Vertices list.
//
bool spine_closed;// flag: true if spine curve is closed.
bool cross_closed;// flag: true if cross curve is closed.
std::vector<aiMatrix3x3> basis_arr;// array of basises. ROW_a - X, ROW_b - Y, ROW_c - Z.
std::vector<std::vector<aiVector3D> > pointset_arr;// array of point sets: cross curves.
// detect closed curves
GeometryHelper_Extrusion_CurveIsClosed(crossSection, true, true, cross_closed);// true - drop tail, true - remove duplicate end.
GeometryHelper_Extrusion_CurveIsClosed(spine, true, true, spine_closed);// true - drop tail, true - remove duplicate end.
// If both cap are requested and spine curve is closed then we can make only one cap. Because second cap will be the same surface.
if(spine_closed)
{
beginCap |= endCap;
endCap = false;
}
{// 1. Calculate array of basises.
aiMatrix4x4 rotmat;
aiVector3D vecX(0), vecY(0), vecZ(0);
basis_arr.resize(spine.size());
for(size_t i = 0, i_e = spine.size(); i < i_e; i++)
{
aiVector3D tvec;
// get axises of basis.
vecY = GeometryHelper_Extrusion_GetNextY(i, spine, spine_closed);
vecZ = GeometryHelper_Extrusion_GetNextZ(i, spine, spine_closed, vecZ);
vecX = (vecY ^ vecZ).Normalize();
// get rotation matrix and apply "orientation" to basis
aiMatrix4x4::Rotation(orientation[i * 4 + 3], aiVector3D(orientation[i * 4], orientation[i * 4 + 1], orientation[i * 4 + 2]), rotmat);
tvec = vecX, tvec *= rotmat, basis_arr[i].a1 = tvec.x, basis_arr[i].a2 = tvec.y, basis_arr[i].a3 = tvec.z;
tvec = vecY, tvec *= rotmat, basis_arr[i].b1 = tvec.x, basis_arr[i].b2 = tvec.y, basis_arr[i].b3 = tvec.z;
tvec = vecZ, tvec *= rotmat, basis_arr[i].c1 = tvec.x, basis_arr[i].c2 = tvec.y, basis_arr[i].c3 = tvec.z;
}// for(size_t i = 0, i_e = spine.size(); i < i_e; i++)
}// END: 1. Calculate array of basises
{// 2. Create array of point sets.
aiMatrix4x4 scmat;
std::vector<aiVector3D> tcross(crossSection.size());
pointset_arr.resize(spine.size());
for(size_t spi = 0, spi_e = spine.size(); spi < spi_e; spi++)
{
aiVector3D tc23vec;
tc23vec.Set(scale[spi].x, 0, scale[spi].y);
aiMatrix4x4::Scaling(tc23vec, scmat);
for(size_t cri = 0, cri_e = crossSection.size(); cri < cri_e; cri++)
{
aiVector3D tvecX, tvecY, tvecZ;
tc23vec.Set(crossSection[cri].x, 0, crossSection[cri].y);
// apply scaling to point
tcross[cri] = scmat * tc23vec;
//
// transfer point to new basis
// calculate coordinate in new basis
tvecX.Set(basis_arr[spi].a1, basis_arr[spi].a2, basis_arr[spi].a3), tvecX *= tcross[cri].x;
tvecY.Set(basis_arr[spi].b1, basis_arr[spi].b2, basis_arr[spi].b3), tvecY *= tcross[cri].y;
tvecZ.Set(basis_arr[spi].c1, basis_arr[spi].c2, basis_arr[spi].c3), tvecZ *= tcross[cri].z;
// apply new coordinates and translate it to spine point.
tcross[cri] = tvecX + tvecY + tvecZ + spine[spi];
}// for(size_t cri = 0, cri_e = crossSection.size(); cri < cri_e; i++)
pointset_arr[spi] = tcross;// store transferred point set
}// for(size_t spi = 0, spi_e = spine.size(); spi < spi_e; i++)
}// END: 2. Create array of point sets.
{// 3. Create CoordIdx.
// add caps if needed
if(beginCap)
{
// add cap as polygon. vertices of cap are places at begin, so just add numbers from zero.
for(size_t i = 0, i_e = crossSection.size(); i < i_e; i++) ext_alias.CoordIndex.push_back(static_cast<int32_t>(i));
// add delimiter
ext_alias.CoordIndex.push_back(-1);
}// if(beginCap)
if(endCap)
{
// add cap as polygon. vertices of cap are places at end, as for beginCap use just sequence of numbers but with offset.
size_t beg = (pointset_arr.size() - 1) * crossSection.size();
for(size_t i = beg, i_e = (beg + crossSection.size()); i < i_e; i++) ext_alias.CoordIndex.push_back(static_cast<int32_t>(i));
// add delimiter
ext_alias.CoordIndex.push_back(-1);
}// if(beginCap)
// add quads
for(size_t spi = 0, spi_e = (spine.size() - 1); spi <= spi_e; spi++)
{
const size_t cr_sz = crossSection.size();
const size_t cr_last = crossSection.size() - 1;
size_t right_col;// hold index basis for points of quad placed in right column;
if(spi != spi_e)
right_col = spi + 1;
else if(spine_closed)// if spine curve is closed then one more quad is needed: between first and last points of curve.
right_col = 0;
else
break;// if spine curve is not closed then break the loop, because spi is out of range for that type of spine.
for(size_t cri = 0; cri < cr_sz; cri++)
{
if(cri != cr_last)
{
MACRO_FACE_ADD_QUAD(ccw, ext_alias.CoordIndex,
static_cast<int32_t>(spi * cr_sz + cri),
static_cast<int32_t>(right_col * cr_sz + cri),
static_cast<int32_t>(right_col * cr_sz + cri + 1),
static_cast<int32_t>(spi * cr_sz + cri + 1));
// add delimiter
ext_alias.CoordIndex.push_back(-1);
}
else if(cross_closed)// if cross curve is closed then one more quad is needed: between first and last points of curve.
{
MACRO_FACE_ADD_QUAD(ccw, ext_alias.CoordIndex,
static_cast<int32_t>(spi * cr_sz + cri),
static_cast<int32_t>(right_col * cr_sz + cri),
static_cast<int32_t>(right_col * cr_sz + 0),
static_cast<int32_t>(spi * cr_sz + 0));
// add delimiter
ext_alias.CoordIndex.push_back(-1);
}
}// for(size_t cri = 0; cri < cr_sz; cri++)
}// for(size_t spi = 0, spi_e = (spine.size() - 2); spi < spi_e; spi++)
}// END: 3. Create CoordIdx.
{// 4. Create vertices list.
// just copy all vertices
for(size_t spi = 0, spi_e = spine.size(); spi < spi_e; spi++)
{
for(size_t cri = 0, cri_e = crossSection.size(); cri < cri_e; cri++)
{
ext_alias.Vertices.push_back(pointset_arr[spi][cri]);
}
}
}// END: 4. Create vertices list.
//PrintVectorSet("Ext. CoordIdx", ext_alias.CoordIndex);
//PrintVectorSet("Ext. Vertices", ext_alias.Vertices);
// check for child nodes
if(!isNodeEmpty(node))
childrenReadMetadata(node, ne, "Extrusion");
else
mNodeElementCur->Children.push_back(ne);// add made object as child to current element
NodeElement_List.push_back(ne);// add element to node element list because its a new object in graph
}// if(!use.empty()) else
}
// <IndexedFaceSet
// DEF="" ID
// USE="" IDREF
// ccw="true" SFBool [initializeOnly]
// colorIndex="" MFInt32 [initializeOnly]
// colorPerVertex="true" SFBool [initializeOnly]
// convex="true" SFBool [initializeOnly]
// coordIndex="" MFInt32 [initializeOnly]
// creaseAngle="0" SFFloat [initializeOnly]
// normalIndex="" MFInt32 [initializeOnly]
// normalPerVertex="true" SFBool [initializeOnly]
// solid="true" SFBool [initializeOnly]
// texCoordIndex="" MFInt32 [initializeOnly]
// >
// <!-- ComposedGeometryContentModel -->
// ComposedGeometryContentModel is the child-node content model corresponding to X3DComposedGeometryNodes. It can contain Color (or ColorRGBA), Coordinate,
// Normal and TextureCoordinate, in any order. No more than one instance of these nodes is allowed. Multiple VertexAttribute (FloatVertexAttribute,
// Matrix3VertexAttribute, Matrix4VertexAttribute) nodes can also be contained.
// A ProtoInstance node (with the proper node type) can be substituted for any node in this content model.
// </IndexedFaceSet>
void X3DImporter::readIndexedFaceSet(XmlNode &node) {
std::string use, def;
bool ccw = true;
std::vector<int32_t> colorIndex;
bool colorPerVertex = true;
bool convex = true;
std::vector<int32_t> coordIndex;
float creaseAngle = 0;
std::vector<int32_t> normalIndex;
bool normalPerVertex = true;
bool solid = true;
std::vector<int32_t> texCoordIndex;
X3DNodeElementBase* ne( nullptr );
MACRO_ATTRREAD_CHECKUSEDEF_RET(node, def, use);
XmlParser::getBoolAttribute(node, "ccw", ccw);
X3DXmlHelper::getInt32ArrayAttribute(node, "colorIndex", colorIndex);
XmlParser::getBoolAttribute(node, "colorPerVertex", colorPerVertex);
XmlParser::getBoolAttribute(node, "convex", convex);
X3DXmlHelper::getInt32ArrayAttribute(node, "coordIndex", coordIndex);
XmlParser::getFloatAttribute(node, "creaseAngle", creaseAngle);
X3DXmlHelper::getInt32ArrayAttribute(node, "normalIndex", normalIndex);
XmlParser::getBoolAttribute(node, "normalPerVertex", normalPerVertex);
XmlParser::getBoolAttribute(node, "solid", solid);
X3DXmlHelper::getInt32ArrayAttribute(node, "texCoordIndex", texCoordIndex);
// if "USE" defined then find already defined element.
if(!use.empty())
{
MACRO_USE_CHECKANDAPPLY(node, def, use, ENET_IndexedFaceSet, ne);
}
else
{
// check data
if(coordIndex.size() == 0) throw DeadlyImportError("IndexedFaceSet must contain not empty \"coordIndex\" attribute.");
// create and if needed - define new geometry object.
ne = new X3DNodeElementIndexedSet(X3DElemType::ENET_IndexedFaceSet, mNodeElementCur);
if(!def.empty()) ne->ID = def;
X3DNodeElementIndexedSet &ne_alias = *((X3DNodeElementIndexedSet *)ne);
ne_alias.CCW = ccw;
ne_alias.ColorIndex = colorIndex;
ne_alias.ColorPerVertex = colorPerVertex;
ne_alias.Convex = convex;
ne_alias.CoordIndex = coordIndex;
ne_alias.CreaseAngle = creaseAngle;
ne_alias.NormalIndex = normalIndex;
ne_alias.NormalPerVertex = normalPerVertex;
ne_alias.Solid = solid;
ne_alias.TexCoordIndex = texCoordIndex;
// check for child nodes
if(!isNodeEmpty(node))
{
ParseHelper_Node_Enter(ne);
for (auto currentChildNode : node.children()) {
const std::string &currentChildName = currentChildNode.name();
// check for X3DComposedGeometryNodes
if (currentChildName == "Color") readColor(currentChildNode);
else if (currentChildName == "ColorRGBA") readColorRGBA(currentChildNode);
else if (currentChildName == "Coordinate") readCoordinate(currentChildNode);
else if (currentChildName == "Normal") readNormal(currentChildNode);
else if (currentChildName == "TextureCoordinate") readTextureCoordinate(currentChildNode);
// check for X3DMetadataObject
else if (!checkForMetadataNode(currentChildNode)) skipUnsupportedNode("IndexedFaceSet", currentChildNode);
}
ParseHelper_Node_Exit();
}// if(!isNodeEmpty(node))
else
{
mNodeElementCur->Children.push_back(ne);// add made object as child to current element
}
NodeElement_List.push_back(ne);// add element to node element list because its a new object in graph
}// if(!use.empty()) else
}
// <Sphere
// DEF="" ID
// USE="" IDREF
// radius="1" SFloat [initializeOnly]
// solid="true" SFBool [initializeOnly]
// />
void X3DImporter::readSphere(XmlNode &node) {
std::string use, def;
ai_real radius = 1;
bool solid = true;
X3DNodeElementBase* ne( nullptr );
MACRO_ATTRREAD_CHECKUSEDEF_RET(node, def, use);
XmlParser::getFloatAttribute(node, "radius", radius);
XmlParser::getBoolAttribute(node, "solid", solid);
// if "USE" defined then find already defined element.
if(!use.empty())
{
MACRO_USE_CHECKANDAPPLY(node, def, use, ENET_Sphere, ne);
}
else
{
const unsigned int tess = 3;///TODO: IME tessellation factor through ai_property
std::vector<aiVector3D> tlist;
// create and if needed - define new geometry object.
ne = new X3DNodeElementGeometry3D(X3DElemType::ENET_Sphere, mNodeElementCur);
if(!def.empty()) ne->ID = def;
StandardShapes::MakeSphere(tess, tlist);
// copy data from temp array and apply scale
for(std::vector<aiVector3D>::iterator it = tlist.begin(); it != tlist.end(); ++it)
{
((X3DNodeElementGeometry3D *)ne)->Vertices.push_back(*it * radius);
}
((X3DNodeElementGeometry3D *)ne)->Solid = solid;
((X3DNodeElementGeometry3D *)ne)->NumIndices = 3;
// check for X3DMetadataObject childs.
if(!isNodeEmpty(node))
childrenReadMetadata(node, ne, "Sphere");
else
mNodeElementCur->Children.push_back(ne);// add made object as child to current element
NodeElement_List.push_back(ne);// add element to node element list because its a new object in graph
}// if(!use.empty()) else
}
}// namespace Assimp
#endif // !ASSIMP_BUILD_NO_X3D_IMPORTER

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/*
Open Asset Import Library (assimp)
----------------------------------------------------------------------
Copyright (c) 2006-2019, assimp team
All rights reserved.
Redistribution and use of this software in source and binary forms,
with or without modification, are permitted provided that the
following conditions are met:
* Redistributions of source code must retain the above
copyright notice, this list of conditions and the
following disclaimer.
* Redistributions in binary form must reproduce the above
copyright notice, this list of conditions and the
following disclaimer in the documentation and/or other
materials provided with the distribution.
* Neither the name of the assimp team, nor the names of its
contributors may be used to endorse or promote products
derived from this software without specific prior
written permission of the assimp team.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
----------------------------------------------------------------------
*/
/// \file X3DImporter_Group.cpp
/// \brief Parsing data from nodes of "Grouping" set of X3D.
/// date 2015-2016
/// author smal.root@gmail.com
#ifndef ASSIMP_BUILD_NO_X3D_IMPORTER
#include "X3DImporter.hpp"
#include "X3DImporter_Macro.hpp"
#include "X3DXmlHelper.h"
namespace Assimp {
// <Group
// DEF="" ID
// USE="" IDREF
// bboxCenter="0 0 0" SFVec3f [initializeOnly]
// bboxSize="-1 -1 -1" SFVec3f [initializeOnly]
// >
// <\!-- ChildContentModel -->
// ChildContentModel is the child-node content model corresponding to X3DChildNode, combining all profiles. ChildContentModel can contain most nodes,
// other Grouping nodes, Prototype declarations and ProtoInstances in any order and any combination. When the assigned profile is less than Full, the
// precise palette of legal nodes that are available depends on assigned profile and components.
// A ProtoInstance node (with the proper node type) can be substituted for any node in this content model.
// </Group>
// A Group node contains children nodes without introducing a new transformation. It is equivalent to a Transform node containing an identity transform.
void X3DImporter::startReadGroup(XmlNode &node) {
std::string def, use;
MACRO_ATTRREAD_CHECKUSEDEF_RET(node, def, use);
// if "USE" defined then find already defined element.
if (!use.empty()) {
X3DNodeElementBase *ne;
MACRO_USE_CHECKANDAPPLY(node, def, use, ENET_Group, ne);
} else {
ParseHelper_Group_Begin(); // create new grouping element and go deeper if node has children.
// at this place new group mode created and made current, so we can name it.
if (!def.empty()) mNodeElementCur->ID = def;
// in grouping set of nodes check X3DMetadataObject is not needed, because it is done in <Scene> parser function.
// for empty element exit from node in that place
if (isNodeEmpty(node)) ParseHelper_Node_Exit();
} // if(!use.empty()) else
}
void X3DImporter::endReadGroup() {
ParseHelper_Node_Exit(); // go up in scene graph
}
// <StaticGroup
// DEF="" ID
// USE="" IDREF
// bboxCenter="0 0 0" SFVec3f [initializeOnly]
// bboxSize="-1 -1 -1" SFVec3f [initializeOnly]
// >
// <\!-- ChildContentModel -->
// ChildContentModel is the child-node content model corresponding to X3DChildNode, combining all profiles. ChildContentModel can contain most nodes,
// other Grouping nodes, Prototype declarations and ProtoInstances in any order and any combination. When the assigned profile is less than Full, the
// precise palette of legal nodes that are available depends on assigned profile and components.
// A ProtoInstance node (with the proper node type) can be substituted for any node in this content model.
// </StaticGroup>
// The StaticGroup node contains children nodes which cannot be modified. StaticGroup children are guaranteed to not change, send events, receive events or
// contain any USE references outside the StaticGroup.
void X3DImporter::startReadStaticGroup(XmlNode &node) {
std::string def, use;
MACRO_ATTRREAD_CHECKUSEDEF_RET(node, def, use);
// if "USE" defined then find already defined element.
if (!use.empty()) {
X3DNodeElementBase *ne;
MACRO_USE_CHECKANDAPPLY(node, def, use, ENET_Group, ne);
} else {
ParseHelper_Group_Begin(true); // create new grouping element and go deeper if node has children.
// at this place new group mode created and made current, so we can name it.
if (!def.empty()) mNodeElementCur->ID = def;
// in grouping set of nodes check X3DMetadataObject is not needed, because it is done in <Scene> parser function.
// for empty element exit from node in that place
if (isNodeEmpty(node)) ParseHelper_Node_Exit();
} // if(!use.empty()) else
}
void X3DImporter::endReadStaticGroup() {
ParseHelper_Node_Exit(); // go up in scene graph
}
// <Switch
// DEF="" ID
// USE="" IDREF
// bboxCenter="0 0 0" SFVec3f [initializeOnly]
// bboxSize="-1 -1 -1" SFVec3f [initializeOnly]
// whichChoice="-1" SFInt32 [inputOutput]
// >
// <\!-- ChildContentModel -->
// ChildContentModel is the child-node content model corresponding to X3DChildNode, combining all profiles. ChildContentModel can contain most nodes,
// other Grouping nodes, Prototype declarations and ProtoInstances in any order and any combination. When the assigned profile is less than Full, the
// precise palette of legal nodes that are available depends on assigned profile and components.
// A ProtoInstance node (with the proper node type) can be substituted for any node in this content model.
// </Switch>
// The Switch grouping node traverses zero or one of the nodes specified in the children field. The whichChoice field specifies the index of the child
// to traverse, with the first child having index 0. If whichChoice is less than zero or greater than the number of nodes in the children field, nothing
// is chosen.
void X3DImporter::startReadSwitch(XmlNode &node) {
std::string def, use;
int32_t whichChoice = -1;
MACRO_ATTRREAD_CHECKUSEDEF_RET(node, def, use);
XmlParser::getIntAttribute(node, "whichChoice", whichChoice);
// if "USE" defined then find already defined element.
if (!use.empty()) {
X3DNodeElementBase *ne;
MACRO_USE_CHECKANDAPPLY(node, def, use, ENET_Group, ne);
} else {
ParseHelper_Group_Begin(); // create new grouping element and go deeper if node has children.
// at this place new group mode created and made current, so we can name it.
if (!def.empty()) mNodeElementCur->ID = def;
// also set values specific to this type of group
((X3DNodeElementGroup *)mNodeElementCur)->UseChoice = true;
((X3DNodeElementGroup *)mNodeElementCur)->Choice = whichChoice;
// in grouping set of nodes check X3DMetadataObject is not needed, because it is done in <Scene> parser function.
// for empty element exit from node in that place
if (isNodeEmpty(node)) ParseHelper_Node_Exit();
} // if(!use.empty()) else
}
void X3DImporter::endReadSwitch() {
// just exit from node. Defined choice will be accepted at postprocessing stage.
ParseHelper_Node_Exit(); // go up in scene graph
}
// <Transform
// DEF="" ID
// USE="" IDREF
// bboxCenter="0 0 0" SFVec3f [initializeOnly]
// bboxSize="-1 -1 -1" SFVec3f [initializeOnly]
// center="0 0 0" SFVec3f [inputOutput]
// rotation="0 0 1 0" SFRotation [inputOutput]
// scale="1 1 1" SFVec3f [inputOutput]
// scaleOrientation="0 0 1 0" SFRotation [inputOutput]
// translation="0 0 0" SFVec3f [inputOutput]
// >
// <\!-- ChildContentModel -->
// ChildContentModel is the child-node content model corresponding to X3DChildNode, combining all profiles. ChildContentModel can contain most nodes,
// other Grouping nodes, Prototype declarations and ProtoInstances in any order and any combination. When the assigned profile is less than Full, the
// precise palette of legal nodes that are available depends on assigned profile and components.
// A ProtoInstance node (with the proper node type) can be substituted for any node in this content model.
// </Transform>
// The Transform node is a grouping node that defines a coordinate system for its children that is relative to the coordinate systems of its ancestors.
// Given a 3-dimensional point P and Transform node, P is transformed into point P' in its parent's coordinate system by a series of intermediate
// transformations. In matrix transformation notation, where C (center), SR (scaleOrientation), T (translation), R (rotation), and S (scale) are the
// equivalent transformation matrices,
// P' = T * C * R * SR * S * -SR * -C * P
void X3DImporter::startReadTransform(XmlNode &node) {
aiVector3D center(0, 0, 0);
float rotation[4] = { 0, 0, 1, 0 };
aiVector3D scale(1, 1, 1); // A value of zero indicates that any child geometry shall not be displayed
float scale_orientation[4] = { 0, 0, 1, 0 };
aiVector3D translation(0, 0, 0);
aiMatrix4x4 matr, tmatr;
std::string use, def;
MACRO_ATTRREAD_CHECKUSEDEF_RET(node, def, use);
X3DXmlHelper::getVector3DAttribute(node, "center", center);
X3DXmlHelper::getVector3DAttribute(node, "scale", scale);
X3DXmlHelper::getVector3DAttribute(node, "translation", translation);
std::vector<float> tvec;
if (X3DXmlHelper::getFloatArrayAttribute(node, "rotation", tvec)) {
if (tvec.size() != 4) throw DeadlyImportError("<Transform>: rotation vector must have 4 elements.");
memcpy(rotation, tvec.data(), sizeof(rotation));
tvec.clear();
}
if (X3DXmlHelper::getFloatArrayAttribute(node, "scaleOrientation", tvec)) {
if (tvec.size() != 4) throw DeadlyImportError("<Transform>: scaleOrientation vector must have 4 elements.");
memcpy(scale_orientation, tvec.data(), sizeof(scale_orientation));
tvec.clear();
}
// if "USE" defined then find already defined element.
if (!use.empty()) {
X3DNodeElementBase *ne(nullptr);
MACRO_USE_CHECKANDAPPLY(node, def, use, ENET_Group, ne);
} else {
ParseHelper_Group_Begin(); // create new grouping element and go deeper if node has children.
// at this place new group mode created and made current, so we can name it.
if (!def.empty()) {
mNodeElementCur->ID = def;
}
//
// also set values specific to this type of group
//
// calculate transformation matrix
aiMatrix4x4::Translation(translation, matr); // T
aiMatrix4x4::Translation(center, tmatr); // C
matr *= tmatr;
aiMatrix4x4::Rotation(rotation[3], aiVector3D(rotation[0], rotation[1], rotation[2]), tmatr); // R
matr *= tmatr;
aiMatrix4x4::Rotation(scale_orientation[3], aiVector3D(scale_orientation[0], scale_orientation[1], scale_orientation[2]), tmatr); // SR
matr *= tmatr;
aiMatrix4x4::Scaling(scale, tmatr); // S
matr *= tmatr;
aiMatrix4x4::Rotation(-scale_orientation[3], aiVector3D(scale_orientation[0], scale_orientation[1], scale_orientation[2]), tmatr); // -SR
matr *= tmatr;
aiMatrix4x4::Translation(-center, tmatr); // -C
matr *= tmatr;
// and assign it
((X3DNodeElementGroup *)mNodeElementCur)->Transformation = matr;
// in grouping set of nodes check X3DMetadataObject is not needed, because it is done in <Scene> parser function.
// for empty element exit from node in that place
if (isNodeEmpty(node)) {
ParseHelper_Node_Exit();
}
} // if(!use.empty()) else
}
void X3DImporter::endReadTransform() {
ParseHelper_Node_Exit(); // go up in scene graph
}
} // namespace Assimp
#endif // !ASSIMP_BUILD_NO_X3D_IMPORTER

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/*
Open Asset Import Library (assimp)
----------------------------------------------------------------------
Copyright (c) 2006-2019, assimp team
All rights reserved.
Redistribution and use of this software in source and binary forms,
with or without modification, are permitted provided that the
following conditions are met:
* Redistributions of source code must retain the above
copyright notice, this list of conditions and the
following disclaimer.
* Redistributions in binary form must reproduce the above
copyright notice, this list of conditions and the
following disclaimer in the documentation and/or other
materials provided with the distribution.
* Neither the name of the assimp team, nor the names of its
contributors may be used to endorse or promote products
derived from this software without specific prior
written permission of the assimp team.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
----------------------------------------------------------------------
*/
/// \file X3DImporter_Light.cpp
/// \brief Parsing data from nodes of "Lighting" set of X3D.
/// date 2015-2016
/// author smal.root@gmail.com
#ifndef ASSIMP_BUILD_NO_X3D_IMPORTER
#include "X3DImporter.hpp"
#include "X3DImporter_Macro.hpp"
#include "X3DXmlHelper.h"
#include <assimp/StringUtils.h>
namespace Assimp {
// <DirectionalLight
// DEF="" ID
// USE="" IDREF
// ambientIntensity="0" SFFloat [inputOutput]
// color="1 1 1" SFColor [inputOutput]
// direction="0 0 -1" SFVec3f [inputOutput]
// global="false" SFBool [inputOutput]
// intensity="1" SFFloat [inputOutput]
// on="true" SFBool [inputOutput]
// />
void X3DImporter::readDirectionalLight(XmlNode &node) {
std::string def, use;
float ambientIntensity = 0;
aiColor3D color(1, 1, 1);
aiVector3D direction(0, 0, -1);
bool global = false;
float intensity = 1;
bool on = true;
X3DNodeElementBase *ne(nullptr);
MACRO_ATTRREAD_CHECKUSEDEF_RET(node, def, use);
XmlParser::getFloatAttribute(node, "ambientIntensity", ambientIntensity);
X3DXmlHelper::getColor3DAttribute(node, "color", color);
X3DXmlHelper::getVector3DAttribute(node, "direction", direction);
XmlParser::getBoolAttribute(node, "global", global);
XmlParser::getFloatAttribute(node, "intensity", intensity);
XmlParser::getBoolAttribute(node, "on", on);
// if "USE" defined then find already defined element.
if (!use.empty()) {
MACRO_USE_CHECKANDAPPLY(node, def, use, ENET_DirectionalLight, ne);
} else {
if (on) {
// create and if needed - define new geometry object.
ne = new X3DNodeElementLight(X3DElemType::ENET_DirectionalLight, mNodeElementCur);
if (!def.empty())
ne->ID = def;
else
ne->ID = "DirectionalLight_" + ai_to_string((size_t)ne); // make random name
((X3DNodeElementLight *)ne)->AmbientIntensity = ambientIntensity;
((X3DNodeElementLight *)ne)->Color = color;
((X3DNodeElementLight *)ne)->Direction = direction;
((X3DNodeElementLight *)ne)->Global = global;
((X3DNodeElementLight *)ne)->Intensity = intensity;
// Assimp want a node with name similar to a light. "Why? I don't no." )
ParseHelper_Group_Begin(false);
mNodeElementCur->ID = ne->ID; // assign name to node and return to light element.
ParseHelper_Node_Exit();
// check for child nodes
if (!isNodeEmpty(node))
childrenReadMetadata(node, ne, "DirectionalLight");
else
mNodeElementCur->Children.push_back(ne); // add made object as child to current element
NodeElement_List.push_back(ne); // add element to node element list because its a new object in graph
} // if(on)
} // if(!use.empty()) else
}
// <PointLight
// DEF="" ID
// USE="" IDREF
// ambientIntensity="0" SFFloat [inputOutput]
// attenuation="1 0 0" SFVec3f [inputOutput]
// color="1 1 1" SFColor [inputOutput]
// global="true" SFBool [inputOutput]
// intensity="1" SFFloat [inputOutput]
// location="0 0 0" SFVec3f [inputOutput]
// on="true" SFBool [inputOutput]
// radius="100" SFFloat [inputOutput]
// />
void X3DImporter::readPointLight(XmlNode &node) {
std::string def, use;
float ambientIntensity = 0;
aiVector3D attenuation(1, 0, 0);
aiColor3D color(1, 1, 1);
bool global = true;
float intensity = 1;
aiVector3D location(0, 0, 0);
bool on = true;
float radius = 100;
X3DNodeElementBase *ne(nullptr);
MACRO_ATTRREAD_CHECKUSEDEF_RET(node, def, use);
XmlParser::getFloatAttribute(node, "ambientIntensity", ambientIntensity);
X3DXmlHelper::getVector3DAttribute(node, "attenuation", attenuation);
X3DXmlHelper::getColor3DAttribute(node, "color", color);
XmlParser::getBoolAttribute(node, "global", global);
XmlParser::getFloatAttribute(node, "intensity", intensity);
X3DXmlHelper::getVector3DAttribute(node, "location", location);
XmlParser::getBoolAttribute(node, "on", on);
XmlParser::getFloatAttribute(node, "radius", radius);
// if "USE" defined then find already defined element.
if (!use.empty()) {
MACRO_USE_CHECKANDAPPLY(node, def, use, ENET_PointLight, ne);
} else {
if (on) {
// create and if needed - define new geometry object.
ne = new X3DNodeElementLight(X3DElemType::ENET_PointLight, mNodeElementCur);
if (!def.empty()) ne->ID = def;
((X3DNodeElementLight *)ne)->AmbientIntensity = ambientIntensity;
((X3DNodeElementLight *)ne)->Attenuation = attenuation;
((X3DNodeElementLight *)ne)->Color = color;
((X3DNodeElementLight *)ne)->Global = global;
((X3DNodeElementLight *)ne)->Intensity = intensity;
((X3DNodeElementLight *)ne)->Location = location;
((X3DNodeElementLight *)ne)->Radius = radius;
// Assimp want a node with name similar to a light. "Why? I don't no." )
ParseHelper_Group_Begin(false);
// make random name
if (ne->ID.empty()) ne->ID = "PointLight_" + ai_to_string((size_t)ne);
mNodeElementCur->ID = ne->ID; // assign name to node and return to light element.
ParseHelper_Node_Exit();
// check for child nodes
if (!isNodeEmpty(node))
childrenReadMetadata(node, ne, "PointLight");
else
mNodeElementCur->Children.push_back(ne); // add made object as child to current element
NodeElement_List.push_back(ne); // add element to node element list because its a new object in graph
} // if(on)
} // if(!use.empty()) else
}
// <SpotLight
// DEF="" ID
// USE="" IDREF
// ambientIntensity="0" SFFloat [inputOutput]
// attenuation="1 0 0" SFVec3f [inputOutput]
// beamWidth="0.7854" SFFloat [inputOutput]
// color="1 1 1" SFColor [inputOutput]
// cutOffAngle="1.570796" SFFloat [inputOutput]
// direction="0 0 -1" SFVec3f [inputOutput]
// global="true" SFBool [inputOutput]
// intensity="1" SFFloat [inputOutput]
// location="0 0 0" SFVec3f [inputOutput]
// on="true" SFBool [inputOutput]
// radius="100" SFFloat [inputOutput]
// />
void X3DImporter::readSpotLight(XmlNode &node) {
std::string def, use;
float ambientIntensity = 0;
aiVector3D attenuation(1, 0, 0);
float beamWidth = 0.7854f;
aiColor3D color(1, 1, 1);
float cutOffAngle = 1.570796f;
aiVector3D direction(0, 0, -1);
bool global = true;
float intensity = 1;
aiVector3D location(0, 0, 0);
bool on = true;
float radius = 100;
X3DNodeElementBase *ne(nullptr);
MACRO_ATTRREAD_CHECKUSEDEF_RET(node, def, use);
XmlParser::getFloatAttribute(node, "ambientIntensity", ambientIntensity);
X3DXmlHelper::getVector3DAttribute(node, "attenuation", attenuation);
XmlParser::getFloatAttribute(node, "beamWidth", beamWidth);
X3DXmlHelper::getColor3DAttribute(node, "color", color);
XmlParser::getFloatAttribute(node, "cutOffAngle", cutOffAngle);
X3DXmlHelper::getVector3DAttribute(node, "direction", direction);
XmlParser::getBoolAttribute(node, "global", global);
XmlParser::getFloatAttribute(node, "intensity", intensity);
X3DXmlHelper::getVector3DAttribute(node, "location", location);
XmlParser::getBoolAttribute(node, "on", on);
XmlParser::getFloatAttribute(node, "radius", radius);
// if "USE" defined then find already defined element.
if (!use.empty()) {
MACRO_USE_CHECKANDAPPLY(node, def, use, ENET_SpotLight, ne);
} else {
if (on) {
// create and if needed - define new geometry object.
ne = new X3DNodeElementLight(X3DElemType::ENET_SpotLight, mNodeElementCur);
if (!def.empty()) ne->ID = def;
if (beamWidth > cutOffAngle) beamWidth = cutOffAngle;
((X3DNodeElementLight *)ne)->AmbientIntensity = ambientIntensity;
((X3DNodeElementLight *)ne)->Attenuation = attenuation;
((X3DNodeElementLight *)ne)->BeamWidth = beamWidth;
((X3DNodeElementLight *)ne)->Color = color;
((X3DNodeElementLight *)ne)->CutOffAngle = cutOffAngle;
((X3DNodeElementLight *)ne)->Direction = direction;
((X3DNodeElementLight *)ne)->Global = global;
((X3DNodeElementLight *)ne)->Intensity = intensity;
((X3DNodeElementLight *)ne)->Location = location;
((X3DNodeElementLight *)ne)->Radius = radius;
// Assimp want a node with name similar to a light. "Why? I don't no." )
ParseHelper_Group_Begin(false);
// make random name
if (ne->ID.empty()) ne->ID = "SpotLight_" + ai_to_string((size_t)ne);
mNodeElementCur->ID = ne->ID; // assign name to node and return to light element.
ParseHelper_Node_Exit();
// check for child nodes
if (!isNodeEmpty(node))
childrenReadMetadata(node, ne, "SpotLight");
else
mNodeElementCur->Children.push_back(ne); // add made object as child to current element
NodeElement_List.push_back(ne); // add element to node element list because its a new object in graph
} // if(on)
} // if(!use.empty()) else
}
} // namespace Assimp
#endif // !ASSIMP_BUILD_NO_X3D_IMPORTER

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/*
Open Asset Import Library (assimp)
----------------------------------------------------------------------
Copyright (c) 2006-2019, assimp team
All rights reserved.
Redistribution and use of this software in source and binary forms,
with or without modification, are permitted provided that the
following conditions are met:
* Redistributions of source code must retain the above
copyright notice, this list of conditions and the
following disclaimer.
* Redistributions in binary form must reproduce the above
copyright notice, this list of conditions and the
following disclaimer in the documentation and/or other
materials provided with the distribution.
* Neither the name of the assimp team, nor the names of its
contributors may be used to endorse or promote products
derived from this software without specific prior
written permission of the assimp team.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
----------------------------------------------------------------------
*/
/// \file X3DImporter_Macro.hpp
/// \brief Useful macrodefines.
/// \date 2015-2016
/// \author smal.root@gmail.com
#ifndef X3DIMPORTER_MACRO_HPP_INCLUDED
#define X3DIMPORTER_MACRO_HPP_INCLUDED
/// \def MACRO_USE_CHECKANDAPPLY(pDEF, pUSE, pNE)
/// Used for regular checking while attribute "USE" is defined.
/// \param [in] pNode - pugi xml node to read.
/// \param [in] pDEF - string holding "DEF" value.
/// \param [in] pUSE - string holding "USE" value.
/// \param [in] pType - type of element to find.
/// \param [out] pNE - pointer to found node element.
#define MACRO_USE_CHECKANDAPPLY(pNode, pDEF, pUSE, pType, pNE) \
do { \
checkNodeMustBeEmpty(pNode); \
if (!pDEF.empty()) Throw_DEF_And_USE(pNode.name()); \
if (!FindNodeElement(pUSE, X3DElemType::pType, &pNE)) Throw_USE_NotFound(pNode.name(), pUSE); \
mNodeElementCur->Children.push_back(pNE); /* add found object as child to current element */ \
} while (false)
/// \def MACRO_ATTRREAD_CHECKUSEDEF_RET
/// Compact variant for checking "USE" and "DEF".
/// \param [in] pNode - pugi xml node to read.
/// \param [out] pDEF_Var - output variable name for "DEF" value.
/// \param [out] pUSE_Var - output variable name for "USE" value.
#define MACRO_ATTRREAD_CHECKUSEDEF_RET(pNode, pDEF_Var, pUSE_Var) \
do { \
XmlParser::getStdStrAttribute(pNode, "def", pDEF_Var); \
XmlParser::getStdStrAttribute(pNode, "use", pUSE_Var); \
} while (false)
/// \def MACRO_FACE_ADD_QUAD_FA(pCCW, pOut, pIn, pP1, pP2, pP3, pP4)
/// Add points as quad. Means that pP1..pP4 set in CCW order.
#define MACRO_FACE_ADD_QUAD_FA(pCCW, pOut, pIn, pP1, pP2, pP3, pP4) \
do { \
if (pCCW) { \
pOut.push_back(pIn[pP1]); \
pOut.push_back(pIn[pP2]); \
pOut.push_back(pIn[pP3]); \
pOut.push_back(pIn[pP4]); \
} else { \
pOut.push_back(pIn[pP4]); \
pOut.push_back(pIn[pP3]); \
pOut.push_back(pIn[pP2]); \
pOut.push_back(pIn[pP1]); \
} \
} while (false)
/// \def MACRO_FACE_ADD_QUAD(pCCW, pOut, pP1, pP2, pP3, pP4)
/// Add points as quad. Means that pP1..pP4 set in CCW order.
#define MACRO_FACE_ADD_QUAD(pCCW, pOut, pP1, pP2, pP3, pP4) \
do { \
if (pCCW) { \
pOut.push_back(pP1); \
pOut.push_back(pP2); \
pOut.push_back(pP3); \
pOut.push_back(pP4); \
} else { \
pOut.push_back(pP4); \
pOut.push_back(pP3); \
pOut.push_back(pP2); \
pOut.push_back(pP1); \
} \
} while (false)
#endif // X3DIMPORTER_MACRO_HPP_INCLUDED

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/*
Open Asset Import Library (assimp)
----------------------------------------------------------------------
Copyright (c) 2006-2019, assimp team
All rights reserved.
Redistribution and use of this software in source and binary forms,
with or without modification, are permitted provided that the
following conditions are met:
* Redistributions of source code must retain the above
copyright notice, this list of conditions and the
following disclaimer.
* Redistributions in binary form must reproduce the above
copyright notice, this list of conditions and the
following disclaimer in the documentation and/or other
materials provided with the distribution.
* Neither the name of the assimp team, nor the names of its
contributors may be used to endorse or promote products
derived from this software without specific prior
written permission of the assimp team.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
----------------------------------------------------------------------
*/
/// \file X3DImporter_Metadata.cpp
/// \brief Parsing data from nodes of "Metadata" set of X3D.
/// \date 2015-2016
/// \author smal.root@gmail.com
#ifndef ASSIMP_BUILD_NO_X3D_IMPORTER
#include "X3DImporter.hpp"
#include "X3DImporter_Macro.hpp"
#include "X3DXmlHelper.h"
namespace Assimp {
bool X3DImporter::checkForMetadataNode(XmlNode &node) {
const std::string &name = node.name();
if (name == "MetadataBoolean") {
readMetadataBoolean(node);
} else if (name == "MetadataDouble") {
readMetadataDouble(node);
} else if (name == "MetadataFloat") {
readMetadataFloat(node);
} else if (name == "MetadataInteger") {
readMetadataInteger(node);
} else if (name == "MetadataSet") {
readMetadataSet(node);
} else if (name == "MetadataString") {
readMetadataString(node);
} else
return false;
return true;
}
void X3DImporter::childrenReadMetadata(XmlNode &node, X3DNodeElementBase *pParentElement, const std::string &pNodeName) {
ParseHelper_Node_Enter(pParentElement);
for (auto childNode : node.children()) {
if (!checkForMetadataNode(childNode)) skipUnsupportedNode(pNodeName, childNode);
}
ParseHelper_Node_Exit();
}
/// \def MACRO_METADATA_FINDCREATE(pDEF_Var, pUSE_Var, pReference, pValue, pNE, pMetaName)
/// Find element by "USE" or create new one.
/// \param [in] pNode - pugi xml node to read.
/// \param [in] pDEF_Var - variable name with "DEF" value.
/// \param [in] pUSE_Var - variable name with "USE" value.
/// \param [in] pReference - variable name with "reference" value.
/// \param [in] pValue - variable name with "value" value.
/// \param [in, out] pNE - pointer to node element.
/// \param [in] pMetaClass - Class of node.
/// \param [in] pMetaName - Name of node.
/// \param [in] pType - type of element to find.
#define MACRO_METADATA_FINDCREATE(pNode, pDEF_Var, pUSE_Var, pReference, pValue, pNE, pMetaClass, pMetaName, pType) \
/* if "USE" defined then find already defined element. */ \
if (!pUSE_Var.empty()) { \
MACRO_USE_CHECKANDAPPLY(pNode, pDEF_Var, pUSE_Var, pType, pNE); \
} else { \
pNE = new pMetaClass(mNodeElementCur); \
if (!pDEF_Var.empty()) pNE->ID = pDEF_Var; \
\
((pMetaClass *)pNE)->Reference = pReference; \
((pMetaClass *)pNE)->Value = pValue; \
/* also metadata node can contain childs */ \
if (!isNodeEmpty(pNode)) \
childrenReadMetadata(pNode, pNE, pMetaName); /* in that case node element will be added to child elements list of current node. */ \
else \
mNodeElementCur->Children.push_back(pNE); /* else - add element to child list manually */ \
\
NodeElement_List.push_back(pNE); /* add new element to elements list. */ \
} /* if(!pUSE_Var.empty()) else */ \
\
do { \
} while (false)
// <MetadataBoolean
// DEF="" ID
// USE="" IDREF
// name="" SFString [inputOutput]
// reference="" SFString [inputOutput]
// value="" MFBool [inputOutput]
// />
void X3DImporter::readMetadataBoolean(XmlNode &node) {
std::string def, use;
std::string name, reference;
std::vector<bool> value;
X3DNodeElementBase *ne(nullptr);
MACRO_ATTRREAD_CHECKUSEDEF_RET(node, def, use);
XmlParser::getStdStrAttribute(node, "name", name);
XmlParser::getStdStrAttribute(node, "reference", reference);
X3DXmlHelper::getBooleanArrayAttribute(node, "value", value);
MACRO_METADATA_FINDCREATE(node, def, use, reference, value, ne, X3DNodeElementMetaBoolean, "MetadataBoolean", ENET_MetaBoolean);
}
// <MetadataDouble
// DEF="" ID
// USE="" IDREF
// name="" SFString [inputOutput]
// reference="" SFString [inputOutput]
// value="" MFDouble [inputOutput]
// />
void X3DImporter::readMetadataDouble(XmlNode &node) {
std::string def, use;
std::string name, reference;
std::vector<double> value;
X3DNodeElementBase *ne(nullptr);
MACRO_ATTRREAD_CHECKUSEDEF_RET(node, def, use);
XmlParser::getStdStrAttribute(node, "name", name);
XmlParser::getStdStrAttribute(node, "reference", reference);
X3DXmlHelper::getDoubleArrayAttribute(node, "value", value);
MACRO_METADATA_FINDCREATE(node, def, use, reference, value, ne, X3DNodeElementMetaDouble, "MetadataDouble", ENET_MetaDouble);
}
// <MetadataFloat
// DEF="" ID
// USE="" IDREF
// name="" SFString [inputOutput]
// reference="" SFString [inputOutput]
// value="" MFFloat [inputOutput]
// />
void X3DImporter::readMetadataFloat(XmlNode &node) {
std::string def, use;
std::string name, reference;
std::vector<float> value;
X3DNodeElementBase *ne(nullptr);
MACRO_ATTRREAD_CHECKUSEDEF_RET(node, def, use);
XmlParser::getStdStrAttribute(node, "name", name);
XmlParser::getStdStrAttribute(node, "reference", reference);
X3DXmlHelper::getFloatArrayAttribute(node, "value", value);
MACRO_METADATA_FINDCREATE(node, def, use, reference, value, ne, X3DNodeElementMetaFloat, "MetadataFloat", ENET_MetaFloat);
}
// <MetadataInteger
// DEF="" ID
// USE="" IDREF
// name="" SFString [inputOutput]
// reference="" SFString [inputOutput]
// value="" MFInteger [inputOutput]
// />
void X3DImporter::readMetadataInteger(XmlNode &node) {
std::string def, use;
std::string name, reference;
std::vector<int32_t> value;
X3DNodeElementBase *ne(nullptr);
MACRO_ATTRREAD_CHECKUSEDEF_RET(node, def, use);
XmlParser::getStdStrAttribute(node, "name", name);
XmlParser::getStdStrAttribute(node, "reference", reference);
X3DXmlHelper::getInt32ArrayAttribute(node, "value", value);
MACRO_METADATA_FINDCREATE(node, def, use, reference, value, ne, X3DNodeElementMetaInt, "MetadataInteger", ENET_MetaInteger);
}
// <MetadataSet
// DEF="" ID
// USE="" IDREF
// name="" SFString [inputOutput]
// reference="" SFString [inputOutput]
// />
void X3DImporter::readMetadataSet(XmlNode &node) {
std::string def, use;
std::string name, reference;
X3DNodeElementBase *ne(nullptr);
MACRO_ATTRREAD_CHECKUSEDEF_RET(node, def, use);
XmlParser::getStdStrAttribute(node, "name", name);
XmlParser::getStdStrAttribute(node, "reference", reference);
// if "USE" defined then find already defined element.
if (!use.empty()) {
MACRO_USE_CHECKANDAPPLY(node, def, use, ENET_MetaSet, ne);
} else {
ne = new X3DNodeElementMetaSet(mNodeElementCur);
if (!def.empty()) ne->ID = def;
((X3DNodeElementMetaSet *)ne)->Reference = reference;
// also metadata node can contain childs
if (!isNodeEmpty(node))
childrenReadMetadata(node, ne, "MetadataSet");
else
mNodeElementCur->Children.push_back(ne); // made object as child to current element
NodeElement_List.push_back(ne); // add new element to elements list.
} // if(!use.empty()) else
}
// <MetadataString
// DEF="" ID
// USE="" IDREF
// name="" SFString [inputOutput]
// reference="" SFString [inputOutput]
// value="" MFString [inputOutput]
// />
void X3DImporter::readMetadataString(XmlNode &node) {
std::string def, use;
std::string name, reference;
std::vector<std::string> value;
X3DNodeElementBase *ne(nullptr);
MACRO_ATTRREAD_CHECKUSEDEF_RET(node, def, use);
XmlParser::getStdStrAttribute(node, "name", name);
XmlParser::getStdStrAttribute(node, "reference", reference);
X3DXmlHelper::getStringArrayAttribute(node, "value", value);
MACRO_METADATA_FINDCREATE(node, def, use, reference, value, ne, X3DNodeElementMetaString, "MetadataString", ENET_MetaString);
}
}// namespace Assimp
#endif // !ASSIMP_BUILD_NO_X3D_IMPORTER

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/*
Open Asset Import Library (assimp)
----------------------------------------------------------------------
Copyright (c) 2006-2019, assimp team
All rights reserved.
Redistribution and use of this software in source and binary forms,
with or without modification, are permitted provided that the
following conditions are met:
* Redistributions of source code must retain the above
copyright notice, this list of conditions and the
following disclaimer.
* Redistributions in binary form must reproduce the above
copyright notice, this list of conditions and the
following disclaimer in the documentation and/or other
materials provided with the distribution.
* Neither the name of the assimp team, nor the names of its
contributors may be used to endorse or promote products
derived from this software without specific prior
written permission of the assimp team.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
----------------------------------------------------------------------
*/
/// \file X3DImporter_Networking.cpp
/// \brief Parsing data from nodes of "Networking" set of X3D.
/// date 2015-2016
/// author smal.root@gmail.com
#ifndef ASSIMP_BUILD_NO_X3D_IMPORTER
#include "X3DImporter.hpp"
#include "X3DImporter_Macro.hpp"
#include "X3DXmlHelper.h"
// Header files, Assimp.
#include <assimp/DefaultIOSystem.h>
//#include <regex>
namespace Assimp {
//static std::regex pattern_parentDir(R"((^|/)[^/]+/../)");
static std::string parentDir("/../");
// <Inline
// DEF="" ID
// USE="" IDREF
// bboxCenter="0 0 0" SFVec3f [initializeOnly]
// bboxSize="-1 -1 -1" SFVec3f [initializeOnly]
// load="true" SFBool [inputOutput]
// url="" MFString [inputOutput]
// />
void X3DImporter::readInline(XmlNode &node) {
std::string def, use;
bool load = true;
std::list<std::string> url;
MACRO_ATTRREAD_CHECKUSEDEF_RET(node, def, use);
XmlParser::getBoolAttribute(node, "load", load);
X3DXmlHelper::getStringListAttribute(node, "url", url);
// if "USE" defined then find already defined element.
if (!use.empty()) {
X3DNodeElementBase *ne;
MACRO_USE_CHECKANDAPPLY(node, def, use, ENET_Group, ne);
} else {
ParseHelper_Group_Begin(true); // create new grouping element and go deeper if node has children.
// at this place new group mode created and made current, so we can name it.
if (!def.empty()) mNodeElementCur->ID = def;
if (load && !url.empty()) {
std::string full_path = mpIOHandler->CurrentDirectory() + url.front();
//full_path = std::regex_replace(full_path, pattern_parentDir, "$1");
for (std::string::size_type pos = full_path.find(parentDir); pos != std::string::npos; pos = full_path.find(parentDir, pos)) {
if (pos > 0) {
std::string::size_type pos2 = full_path.rfind('/', pos - 1);
if (pos2 != std::string::npos) {
full_path.erase(pos2, pos - pos2 + 3);
pos = pos2;
} else {
full_path.erase(0, pos + 4);
pos = 0;
}
} else {
pos += 3;
}
}
// Attribute "url" can contain list of strings. But we need only one - first.
std::string::size_type slashPos = full_path.find_last_of("\\/");
mpIOHandler->PushDirectory(slashPos == std::string::npos ? std::string() : full_path.substr(0, slashPos + 1));
ParseFile(full_path, mpIOHandler);
mpIOHandler->PopDirectory();
}
// check for X3DMetadataObject childs.
if (!isNodeEmpty(node)) childrenReadMetadata(node, mNodeElementCur, "Inline");
// exit from node in that place
ParseHelper_Node_Exit();
} // if(!use.empty()) else
}
} // namespace Assimp
#endif // !ASSIMP_BUILD_NO_X3D_IMPORTER

459
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/*
Open Asset Import Library (assimp)
----------------------------------------------------------------------
Copyright (c) 2006-2019, assimp team
All rights reserved.
Redistribution and use of this software in source and binary forms,
with or without modification, are permitted provided that the
following conditions are met:
* Redistributions of source code must retain the above
copyright notice, this list of conditions and the
following disclaimer.
* Redistributions in binary form must reproduce the above
copyright notice, this list of conditions and the
following disclaimer in the documentation and/or other
materials provided with the distribution.
* Neither the name of the assimp team, nor the names of its
contributors may be used to endorse or promote products
derived from this software without specific prior
written permission of the assimp team.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
----------------------------------------------------------------------
*/
/// \file X3DImporter_Node.hpp
/// \brief Elements of scene graph.
/// \date 2015-2016
/// \author smal.root@gmail.com
#ifndef INCLUDED_AI_X3D_IMPORTER_NODE_H
#define INCLUDED_AI_X3D_IMPORTER_NODE_H
// Header files, Assimp.
#include <assimp/types.h>
#include <list>
#include <vector>
enum X3DElemType {
ENET_Group, ///< Element has type "Group".
ENET_MetaBoolean, ///< Element has type "Metadata boolean".
ENET_MetaDouble, ///< Element has type "Metadata double".
ENET_MetaFloat, ///< Element has type "Metadata float".
ENET_MetaInteger, ///< Element has type "Metadata integer".
ENET_MetaSet, ///< Element has type "Metadata set".
ENET_MetaString, ///< Element has type "Metadata string".
ENET_Arc2D, ///< Element has type "Arc2D".
ENET_ArcClose2D, ///< Element has type "ArcClose2D".
ENET_Circle2D, ///< Element has type "Circle2D".
ENET_Disk2D, ///< Element has type "Disk2D".
ENET_Polyline2D, ///< Element has type "Polyline2D".
ENET_Polypoint2D, ///< Element has type "Polypoint2D".
ENET_Rectangle2D, ///< Element has type "Rectangle2D".
ENET_TriangleSet2D, ///< Element has type "TriangleSet2D".
ENET_Box, ///< Element has type "Box".
ENET_Cone, ///< Element has type "Cone".
ENET_Cylinder, ///< Element has type "Cylinder".
ENET_Sphere, ///< Element has type "Sphere".
ENET_ElevationGrid, ///< Element has type "ElevationGrid".
ENET_Extrusion, ///< Element has type "Extrusion".
ENET_Coordinate, ///< Element has type "Coordinate".
ENET_Normal, ///< Element has type "Normal".
ENET_TextureCoordinate, ///< Element has type "TextureCoordinate".
ENET_IndexedFaceSet, ///< Element has type "IndexedFaceSet".
ENET_IndexedLineSet, ///< Element has type "IndexedLineSet".
ENET_IndexedTriangleSet, ///< Element has type "IndexedTriangleSet".
ENET_IndexedTriangleFanSet, ///< Element has type "IndexedTriangleFanSet".
ENET_IndexedTriangleStripSet, ///< Element has type "IndexedTriangleStripSet".
ENET_LineSet, ///< Element has type "LineSet".
ENET_PointSet, ///< Element has type "PointSet".
ENET_TriangleSet, ///< Element has type "TriangleSet".
ENET_TriangleFanSet, ///< Element has type "TriangleFanSet".
ENET_TriangleStripSet, ///< Element has type "TriangleStripSet".
ENET_Color, ///< Element has type "Color".
ENET_ColorRGBA, ///< Element has type "ColorRGBA".
ENET_Shape, ///< Element has type "Shape".
ENET_Appearance, ///< Element has type "Appearance".
ENET_Material, ///< Element has type "Material".
ENET_ImageTexture, ///< Element has type "ImageTexture".
ENET_TextureTransform, ///< Element has type "TextureTransform".
ENET_DirectionalLight, ///< Element has type "DirectionalLight".
ENET_PointLight, ///< Element has type "PointLight".
ENET_SpotLight, ///< Element has type "SpotLight".
ENET_Invalid ///< Element has invalid type and possible contain invalid data.
};
struct X3DNodeElementBase {
X3DNodeElementBase *Parent;
std::string ID;
std::list<X3DNodeElementBase *> Children;
X3DElemType Type;
protected:
X3DNodeElementBase(X3DElemType type, X3DNodeElementBase *pParent) :
Type(type), Parent(pParent) {
// empty
}
};
/// This struct hold <Color> value.
struct X3DNodeElementColor : X3DNodeElementBase {
std::list<aiColor3D> Value; ///< Stored value.
/// Constructor
/// \param [in] pParent - pointer to parent node.
X3DNodeElementColor(X3DNodeElementBase *pParent) :
X3DNodeElementBase(X3DElemType::ENET_Color, pParent) {}
}; // struct X3DNodeElementColor
/// This struct hold <ColorRGBA> value.
struct X3DNodeElementColorRGBA : X3DNodeElementBase {
std::list<aiColor4D> Value; ///< Stored value.
/// Constructor
/// \param [in] pParent - pointer to parent node.
X3DNodeElementColorRGBA(X3DNodeElementBase *pParent) :
X3DNodeElementBase(X3DElemType::ENET_ColorRGBA, pParent) {}
}; // struct X3DNodeElementColorRGBA
/// This struct hold <Coordinate> value.
struct X3DNodeElementCoordinate : public X3DNodeElementBase {
std::list<aiVector3D> Value; ///< Stored value.
/// Constructor
/// \param [in] pParent - pointer to parent node.
X3DNodeElementCoordinate(X3DNodeElementBase *pParent) :
X3DNodeElementBase(X3DElemType::ENET_Coordinate, pParent) {}
}; // struct X3DNodeElementCoordinate
/// This struct hold <Normal> value.
struct X3DNodeElementNormal : X3DNodeElementBase {
std::list<aiVector3D> Value; ///< Stored value.
/// Constructor
/// \param [in] pParent - pointer to parent node.
X3DNodeElementNormal(X3DNodeElementBase *pParent) :
X3DNodeElementBase(X3DElemType::ENET_Normal, pParent) {}
}; // struct X3DNodeElementNormal
/// This struct hold <TextureCoordinate> value.
struct X3DNodeElementTextureCoordinate : X3DNodeElementBase {
std::list<aiVector2D> Value; ///< Stored value.
/// Constructor
/// \param [in] pParent - pointer to parent node.
X3DNodeElementTextureCoordinate(X3DNodeElementBase *pParent) :
X3DNodeElementBase(X3DElemType::ENET_TextureCoordinate, pParent) {}
}; // struct X3DNodeElementTextureCoordinate
/// Two-dimensional figure.
struct X3DNodeElementGeometry2D : X3DNodeElementBase {
std::list<aiVector3D> Vertices; ///< Vertices list.
size_t NumIndices; ///< Number of indices in one face.
bool Solid; ///< Flag: if true then render must use back-face culling, else render must draw both sides of object.
/// Constructor.
/// \param [in] pParent - pointer to parent node.
/// \param [in] pType - type of geometry object.
X3DNodeElementGeometry2D(X3DElemType pType, X3DNodeElementBase *pParent) :
X3DNodeElementBase(pType, pParent), Solid(true) {}
}; // class X3DNodeElementGeometry2D
/// Three-dimensional body.
struct X3DNodeElementGeometry3D : X3DNodeElementBase {
std::list<aiVector3D> Vertices; ///< Vertices list.
size_t NumIndices; ///< Number of indices in one face.
bool Solid; ///< Flag: if true then render must use back-face culling, else render must draw both sides of object.
/// Constructor.
/// \param [in] pParent - pointer to parent node.
/// \param [in] pType - type of geometry object.
X3DNodeElementGeometry3D(X3DElemType pType, X3DNodeElementBase *pParent) :
X3DNodeElementBase(pType, pParent), Vertices(), NumIndices(0), Solid(true) {
// empty
}
}; // class X3DNodeElementGeometry3D
/// Uniform rectangular grid of varying height.
struct X3DNodeElementElevationGrid : X3DNodeElementGeometry3D {
bool NormalPerVertex; ///< If true then normals are defined for every vertex, else for every face(line).
bool ColorPerVertex; ///< If true then colors are defined for every vertex, else for every face(line).
/// If the angle between the geometric normals of two adjacent faces is less than the crease angle, normals shall be calculated so that the faces are
/// shaded smoothly across the edge; otherwise, normals shall be calculated so that a lighting discontinuity across the edge is produced.
float CreaseAngle;
std::vector<int32_t> CoordIdx; ///< Coordinates list by faces. In X3D format: "-1" - delimiter for faces.
/// Constructor.
/// \param [in] pParent - pointer to parent node.
/// \param [in] pType - type of geometry object.
X3DNodeElementElevationGrid(X3DElemType pType, X3DNodeElementBase *pParent) :
X3DNodeElementGeometry3D(pType, pParent) {}
}; // class X3DNodeElementIndexedSet
/// Shape with indexed vertices.
struct X3DNodeElementIndexedSet : public X3DNodeElementGeometry3D {
/// The ccw field defines the ordering of the vertex coordinates of the geometry with respect to user-given or automatically generated normal vectors
/// used in the lighting model equations. If ccw is TRUE, the normals shall follow the right hand rule; the orientation of each normal with respect to
/// the vertices (taken in order) shall be such that the vertices appear to be oriented in a counterclockwise order when the vertices are viewed (in the
/// local coordinate system of the Shape) from the opposite direction as the normal. If ccw is FALSE, the normals shall be oriented in the opposite
/// direction. If normals are not generated but are supplied using a Normal node, and the orientation of the normals does not match the setting of the
/// ccw field, results are undefined.
bool CCW;
std::vector<int32_t> ColorIndex; ///< Field to specify the polygonal faces by indexing into the <Color> or <ColorRGBA>.
bool ColorPerVertex; ///< If true then colors are defined for every vertex, else for every face(line).
/// The convex field indicates whether all polygons in the shape are convex (TRUE). A polygon is convex if it is planar, does not intersect itself,
/// and all of the interior angles at its vertices are less than 180 degrees. Non planar and self intersecting polygons may produce undefined results
/// even if the convex field is FALSE.
bool Convex;
std::vector<int32_t> CoordIndex; ///< Field to specify the polygonal faces by indexing into the <Coordinate>.
/// If the angle between the geometric normals of two adjacent faces is less than the crease angle, normals shall be calculated so that the faces are
/// shaded smoothly across the edge; otherwise, normals shall be calculated so that a lighting discontinuity across the edge is produced.
float CreaseAngle;
std::vector<int32_t> NormalIndex; ///< Field to specify the polygonal faces by indexing into the <Normal>.
bool NormalPerVertex; ///< If true then normals are defined for every vertex, else for every face(line).
std::vector<int32_t> TexCoordIndex; ///< Field to specify the polygonal faces by indexing into the <TextureCoordinate>.
/// Constructor.
/// \param [in] pParent - pointer to parent node.
/// \param [in] pType - type of geometry object.
X3DNodeElementIndexedSet(X3DElemType pType, X3DNodeElementBase *pParent) :
X3DNodeElementGeometry3D(pType, pParent) {}
}; // class X3DNodeElementIndexedSet
/// Shape with set of vertices.
struct X3DNodeElementSet : X3DNodeElementGeometry3D {
/// The ccw field defines the ordering of the vertex coordinates of the geometry with respect to user-given or automatically generated normal vectors
/// used in the lighting model equations. If ccw is TRUE, the normals shall follow the right hand rule; the orientation of each normal with respect to
/// the vertices (taken in order) shall be such that the vertices appear to be oriented in a counterclockwise order when the vertices are viewed (in the
/// local coordinate system of the Shape) from the opposite direction as the normal. If ccw is FALSE, the normals shall be oriented in the opposite
/// direction. If normals are not generated but are supplied using a Normal node, and the orientation of the normals does not match the setting of the
/// ccw field, results are undefined.
bool CCW;
bool ColorPerVertex; ///< If true then colors are defined for every vertex, else for every face(line).
bool NormalPerVertex; ///< If true then normals are defined for every vertex, else for every face(line).
std::vector<int32_t> CoordIndex; ///< Field to specify the polygonal faces by indexing into the <Coordinate>.
std::vector<int32_t> NormalIndex; ///< Field to specify the polygonal faces by indexing into the <Normal>.
std::vector<int32_t> TexCoordIndex; ///< Field to specify the polygonal faces by indexing into the <TextureCoordinate>.
std::vector<int32_t> VertexCount; ///< Field describes how many vertices are to be used in each polyline(polygon) from the <Coordinate> field.
/// Constructor.
/// \param [in] pParent - pointer to parent node.
/// \param [in] pType - type of geometry object.
X3DNodeElementSet(X3DElemType type, X3DNodeElementBase *pParent) :
X3DNodeElementGeometry3D(type, pParent) {}
}; // class X3DNodeElementSet
/// This struct hold <Shape> value.
struct X3DNodeElementShape : X3DNodeElementBase {
/// Constructor
/// \param [in] pParent - pointer to parent node.
X3DNodeElementShape(X3DNodeElementBase *pParent) :
X3DNodeElementBase(X3DElemType::ENET_Shape, pParent) {}
}; // struct X3DNodeElementShape
/// This struct hold <Appearance> value.
struct X3DNodeElementAppearance : public X3DNodeElementBase {
/// Constructor
/// \param [in] pParent - pointer to parent node.
X3DNodeElementAppearance(X3DNodeElementBase *pParent) :
X3DNodeElementBase(X3DElemType::ENET_Appearance, pParent) {}
}; // struct X3DNodeElementAppearance
struct X3DNodeElementMaterial : public X3DNodeElementBase {
float AmbientIntensity; ///< Specifies how much ambient light from light sources this surface shall reflect.
aiColor3D DiffuseColor; ///< Reflects all X3D light sources depending on the angle of the surface with respect to the light source.
aiColor3D EmissiveColor; ///< Models "glowing" objects. This can be useful for displaying pre-lit models.
float Shininess; ///< Lower shininess values produce soft glows, while higher values result in sharper, smaller highlights.
aiColor3D SpecularColor; ///< The specularColor and shininess fields determine the specular highlights.
float Transparency; ///< Specifies how "clear" an object is, with 1.0 being completely transparent, and 0.0 completely opaque.
/// Constructor.
/// \param [in] pParent - pointer to parent node.
/// \param [in] pType - type of geometry object.
X3DNodeElementMaterial(X3DNodeElementBase *pParent) :
X3DNodeElementBase(X3DElemType::ENET_Material, pParent),
AmbientIntensity(0.0f),
DiffuseColor(),
EmissiveColor(),
Shininess(0.0f),
SpecularColor(),
Transparency(1.0f) {
// empty
}
}; // class X3DNodeElementMaterial
/// This struct hold <ImageTexture> value.
struct X3DNodeElementImageTexture : X3DNodeElementBase {
/// RepeatS and RepeatT, that specify how the texture wraps in the S and T directions. If repeatS is TRUE (the default), the texture map is repeated
/// outside the [0.0, 1.0] texture coordinate range in the S direction so that it fills the shape. If repeatS is FALSE, the texture coordinates are
/// clamped in the S direction to lie within the [0.0, 1.0] range. The repeatT field is analogous to the repeatS field.
bool RepeatS;
bool RepeatT; ///< See \ref RepeatS.
std::string URL; ///< URL of the texture.
/// Constructor
/// \param [in] pParent - pointer to parent node.
X3DNodeElementImageTexture(X3DNodeElementBase *pParent) :
X3DNodeElementBase(X3DElemType::ENET_ImageTexture, pParent) {}
}; // struct X3DNodeElementImageTexture
/// This struct hold <TextureTransform> value.
struct X3DNodeElementTextureTransform : X3DNodeElementBase {
aiVector2D Center; ///< Specifies a translation offset in texture coordinate space about which the rotation and scale fields are applied.
float Rotation; ///< Specifies a rotation in angle base units of the texture coordinates about the center point after the scale has been applied.
aiVector2D Scale; ///< Specifies a scaling factor in S and T of the texture coordinates about the center point.
aiVector2D Translation; ///< Specifies a translation of the texture coordinates.
/// Constructor
/// \param [in] pParent - pointer to parent node.
X3DNodeElementTextureTransform(X3DNodeElementBase *pParent) :
X3DNodeElementBase(X3DElemType::ENET_TextureTransform, pParent) {}
}; // struct X3DNodeElementTextureTransform
struct X3DNodeElementGroup : X3DNodeElementBase {
aiMatrix4x4 Transformation; ///< Transformation matrix.
/// As you know node elements can use already defined node elements when attribute "USE" is defined.
/// Standard search when looking for an element in the whole scene graph, existing at this moment.
/// If a node is marked as static, the children(or lower) can not search for elements in the nodes upper then static.
bool Static;
bool UseChoice; ///< Flag: if true then use number from \ref Choice to choose what the child will be kept.
int32_t Choice; ///< Number of the child which will be kept.
/// Constructor.
/// \param [in] pParent - pointer to parent node.
/// \param [in] pStatic - static node flag.
X3DNodeElementGroup(X3DNodeElementBase *pParent, const bool pStatic = false) :
X3DNodeElementBase(X3DElemType::ENET_Group, pParent), Static(pStatic), UseChoice(false) {}
};
struct X3DNodeElementMeta : X3DNodeElementBase {
std::string Name; ///< Name of metadata object.
std::string Reference;
virtual ~X3DNodeElementMeta() {
// empty
}
protected:
X3DNodeElementMeta(X3DElemType type, X3DNodeElementBase *parent) :
X3DNodeElementBase(type, parent) {
// empty
}
};
struct X3DNodeElementMetaBoolean : X3DNodeElementMeta {
std::vector<bool> Value; ///< Stored value.
explicit X3DNodeElementMetaBoolean(X3DNodeElementBase *pParent) :
X3DNodeElementMeta(X3DElemType::ENET_MetaBoolean, pParent) {
// empty
}
};
struct X3DNodeElementMetaDouble : X3DNodeElementMeta {
std::vector<double> Value; ///< Stored value.
explicit X3DNodeElementMetaDouble(X3DNodeElementBase *pParent) :
X3DNodeElementMeta(X3DElemType::ENET_MetaDouble, pParent) {
// empty
}
};
struct X3DNodeElementMetaFloat : public X3DNodeElementMeta {
std::vector<float> Value; ///< Stored value.
explicit X3DNodeElementMetaFloat(X3DNodeElementBase *pParent) :
X3DNodeElementMeta(X3DElemType::ENET_MetaFloat, pParent) {
// empty
}
};
struct X3DNodeElementMetaInt : public X3DNodeElementMeta {
std::vector<int32_t> Value; ///< Stored value.
explicit X3DNodeElementMetaInt(X3DNodeElementBase *pParent) :
X3DNodeElementMeta(X3DElemType::ENET_MetaInteger, pParent) {
// empty
}
};
struct X3DNodeElementMetaSet : public X3DNodeElementMeta {
std::list<X3DNodeElementMeta> Value; ///< Stored value.
explicit X3DNodeElementMetaSet(X3DNodeElementBase *pParent) :
X3DNodeElementMeta(X3DElemType::ENET_MetaSet, pParent) {
// empty
}
};
struct X3DNodeElementMetaString : X3DNodeElementMeta {
std::vector<std::string> Value; ///< Stored value.
explicit X3DNodeElementMetaString(X3DNodeElementBase *pParent) :
X3DNodeElementMeta(X3DElemType::ENET_MetaString, pParent) {
// empty
}
};
/// \struct X3DNodeElementLight
/// This struct hold <TextureTransform> value.
struct X3DNodeElementLight : X3DNodeElementBase {
float AmbientIntensity; ///< Specifies the intensity of the ambient emission from the light.
aiColor3D Color; ///< specifies the spectral colour properties of both the direct and ambient light emission as an RGB value.
aiVector3D Direction; ///< Specifies the direction vector of the illumination emanating from the light source in the local coordinate system.
/// \var Global
/// Field that determines whether the light is global or scoped. Global lights illuminate all objects that fall within their volume of lighting influence.
/// Scoped lights only illuminate objects that are in the same transformation hierarchy as the light.
bool Global;
float Intensity; ///< Specifies the brightness of the direct emission from the light.
/// \var Attenuation
/// PointLight node's illumination falls off with distance as specified by three attenuation coefficients. The attenuation factor
/// is: "1 / max(attenuation[0] + attenuation[1] * r + attenuation[2] * r2, 1)", where r is the distance from the light to the surface being illuminated.
aiVector3D Attenuation;
aiVector3D Location; ///< Specifies a translation offset of the centre point of the light source from the light's local coordinate system origin.
float Radius; ///< Specifies the radial extent of the solid angle and the maximum distance from location that may be illuminated by the light source.
float BeamWidth; ///< Specifies an inner solid angle in which the light source emits light at uniform full intensity.
float CutOffAngle; ///< The light source's emission intensity drops off from the inner solid angle (beamWidth) to the outer solid angle (cutOffAngle).
/// Constructor
/// \param [in] pParent - pointer to parent node.
/// \param [in] pLightType - type of the light source.
X3DNodeElementLight(X3DElemType pLightType, X3DNodeElementBase *pParent) :
X3DNodeElementBase(pLightType, pParent) {}
}; // struct X3DNodeElementLight
#endif // INCLUDED_AI_X3D_IMPORTER_NODE_H

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/*
Open Asset Import Library (assimp)
----------------------------------------------------------------------
Copyright (c) 2006-2019, assimp team
All rights reserved.
Redistribution and use of this software in source and binary forms,
with or without modification, are permitted provided that the
following conditions are met:
* Redistributions of source code must retain the above
copyright notice, this list of conditions and the
following disclaimer.
* Redistributions in binary form must reproduce the above
copyright notice, this list of conditions and the
following disclaimer in the documentation and/or other
materials provided with the distribution.
* Neither the name of the assimp team, nor the names of its
contributors may be used to endorse or promote products
derived from this software without specific prior
written permission of the assimp team.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
----------------------------------------------------------------------
*/
/// \file X3DImporter_Postprocess.cpp
/// \brief Convert built scenegraph and objects to Assimp scenegraph.
/// \date 2015-2016
/// \author smal.root@gmail.com
#ifndef ASSIMP_BUILD_NO_X3D_IMPORTER
#include "X3DGeoHelper.h"
#include "X3DImporter.hpp"
// Header files, Assimp.
#include <assimp/StandardShapes.h>
#include <assimp/StringUtils.h>
#include <assimp/ai_assert.h>
// Header files, stdlib.
#include <algorithm>
#include <iterator>
#include <string>
namespace Assimp {
aiMatrix4x4 X3DImporter::PostprocessHelper_Matrix_GlobalToCurrent() const {
X3DNodeElementBase *cur_node;
std::list<aiMatrix4x4> matr;
aiMatrix4x4 out_matr;
// starting walk from current element to root
cur_node = mNodeElementCur;
if (cur_node != nullptr) {
do {
// if cur_node is group then store group transformation matrix in list.
if (cur_node->Type == X3DElemType::ENET_Group) matr.push_back(((X3DNodeElementGroup *)cur_node)->Transformation);
cur_node = cur_node->Parent;
} while (cur_node != nullptr);
}
// multiplicate all matrices in reverse order
for (std::list<aiMatrix4x4>::reverse_iterator rit = matr.rbegin(); rit != matr.rend(); ++rit)
out_matr = out_matr * (*rit);
return out_matr;
}
void X3DImporter::PostprocessHelper_CollectMetadata(const X3DNodeElementBase &pNodeElement, std::list<X3DNodeElementBase *> &pList) const {
// walk through childs and find for metadata.
for (std::list<X3DNodeElementBase *>::const_iterator el_it = pNodeElement.Children.begin(); el_it != pNodeElement.Children.end(); ++el_it) {
if (((*el_it)->Type == X3DElemType::ENET_MetaBoolean) || ((*el_it)->Type == X3DElemType::ENET_MetaDouble) ||
((*el_it)->Type == X3DElemType::ENET_MetaFloat) || ((*el_it)->Type == X3DElemType::ENET_MetaInteger) ||
((*el_it)->Type == X3DElemType::ENET_MetaString)) {
pList.push_back(*el_it);
} else if ((*el_it)->Type == X3DElemType::ENET_MetaSet) {
PostprocessHelper_CollectMetadata(**el_it, pList);
}
} // for(std::list<X3DNodeElementBase*>::const_iterator el_it = pNodeElement.Children.begin(); el_it != pNodeElement.Children.end(); el_it++)
}
bool X3DImporter::PostprocessHelper_ElementIsMetadata(const X3DElemType pType) const {
if ((pType == X3DElemType::ENET_MetaBoolean) || (pType == X3DElemType::ENET_MetaDouble) ||
(pType == X3DElemType::ENET_MetaFloat) || (pType == X3DElemType::ENET_MetaInteger) ||
(pType == X3DElemType::ENET_MetaString) || (pType == X3DElemType::ENET_MetaSet)) {
return true;
} else {
return false;
}
}
bool X3DImporter::PostprocessHelper_ElementIsMesh(const X3DElemType pType) const {
if ((pType == X3DElemType::ENET_Arc2D) || (pType == X3DElemType::ENET_ArcClose2D) ||
(pType == X3DElemType::ENET_Box) || (pType == X3DElemType::ENET_Circle2D) ||
(pType == X3DElemType::ENET_Cone) || (pType == X3DElemType::ENET_Cylinder) ||
(pType == X3DElemType::ENET_Disk2D) || (pType == X3DElemType::ENET_ElevationGrid) ||
(pType == X3DElemType::ENET_Extrusion) || (pType == X3DElemType::ENET_IndexedFaceSet) ||
(pType == X3DElemType::ENET_IndexedLineSet) || (pType == X3DElemType::ENET_IndexedTriangleFanSet) ||
(pType == X3DElemType::ENET_IndexedTriangleSet) || (pType == X3DElemType::ENET_IndexedTriangleStripSet) ||
(pType == X3DElemType::ENET_PointSet) || (pType == X3DElemType::ENET_LineSet) ||
(pType == X3DElemType::ENET_Polyline2D) || (pType == X3DElemType::ENET_Polypoint2D) ||
(pType == X3DElemType::ENET_Rectangle2D) || (pType == X3DElemType::ENET_Sphere) ||
(pType == X3DElemType::ENET_TriangleFanSet) || (pType == X3DElemType::ENET_TriangleSet) ||
(pType == X3DElemType::ENET_TriangleSet2D) || (pType == X3DElemType::ENET_TriangleStripSet)) {
return true;
} else {
return false;
}
}
void X3DImporter::Postprocess_BuildLight(const X3DNodeElementBase &pNodeElement, std::list<aiLight *> &pSceneLightList) const {
const X3DNodeElementLight &ne = *((X3DNodeElementLight *)&pNodeElement);
aiMatrix4x4 transform_matr = PostprocessHelper_Matrix_GlobalToCurrent();
aiLight *new_light = new aiLight;
new_light->mName = ne.ID;
new_light->mColorAmbient = ne.Color * ne.AmbientIntensity;
new_light->mColorDiffuse = ne.Color * ne.Intensity;
new_light->mColorSpecular = ne.Color * ne.Intensity;
switch (pNodeElement.Type) {
case X3DElemType::ENET_DirectionalLight:
new_light->mType = aiLightSource_DIRECTIONAL;
new_light->mDirection = ne.Direction, new_light->mDirection *= transform_matr;
break;
case X3DElemType::ENET_PointLight:
new_light->mType = aiLightSource_POINT;
new_light->mPosition = ne.Location, new_light->mPosition *= transform_matr;
new_light->mAttenuationConstant = ne.Attenuation.x;
new_light->mAttenuationLinear = ne.Attenuation.y;
new_light->mAttenuationQuadratic = ne.Attenuation.z;
break;
case X3DElemType::ENET_SpotLight:
new_light->mType = aiLightSource_SPOT;
new_light->mPosition = ne.Location, new_light->mPosition *= transform_matr;
new_light->mDirection = ne.Direction, new_light->mDirection *= transform_matr;
new_light->mAttenuationConstant = ne.Attenuation.x;
new_light->mAttenuationLinear = ne.Attenuation.y;
new_light->mAttenuationQuadratic = ne.Attenuation.z;
new_light->mAngleInnerCone = ne.BeamWidth;
new_light->mAngleOuterCone = ne.CutOffAngle;
break;
default:
throw DeadlyImportError("Postprocess_BuildLight. Unknown type of light: " + ai_to_string(pNodeElement.Type) + ".");
}
pSceneLightList.push_back(new_light);
}
void X3DImporter::Postprocess_BuildMaterial(const X3DNodeElementBase &pNodeElement, aiMaterial **pMaterial) const {
// check argument
if (pMaterial == nullptr) throw DeadlyImportError("Postprocess_BuildMaterial. pMaterial is nullptr.");
if (*pMaterial != nullptr) throw DeadlyImportError("Postprocess_BuildMaterial. *pMaterial must be nullptr.");
*pMaterial = new aiMaterial;
aiMaterial &taimat = **pMaterial; // creating alias for convenience.
// at this point pNodeElement point to <Appearance> node. Walk through childs and add all stored data.
for (std::list<X3DNodeElementBase *>::const_iterator el_it = pNodeElement.Children.begin(); el_it != pNodeElement.Children.end(); ++el_it) {
if ((*el_it)->Type == X3DElemType::ENET_Material) {
aiColor3D tcol3;
float tvalf;
X3DNodeElementMaterial &tnemat = *((X3DNodeElementMaterial *)*el_it);
tcol3.r = tnemat.AmbientIntensity, tcol3.g = tnemat.AmbientIntensity, tcol3.b = tnemat.AmbientIntensity;
taimat.AddProperty(&tcol3, 1, AI_MATKEY_COLOR_AMBIENT);
taimat.AddProperty(&tnemat.DiffuseColor, 1, AI_MATKEY_COLOR_DIFFUSE);
taimat.AddProperty(&tnemat.EmissiveColor, 1, AI_MATKEY_COLOR_EMISSIVE);
taimat.AddProperty(&tnemat.SpecularColor, 1, AI_MATKEY_COLOR_SPECULAR);
tvalf = 1;
taimat.AddProperty(&tvalf, 1, AI_MATKEY_SHININESS_STRENGTH);
taimat.AddProperty(&tnemat.Shininess, 1, AI_MATKEY_SHININESS);
tvalf = 1.0f - tnemat.Transparency;
taimat.AddProperty(&tvalf, 1, AI_MATKEY_OPACITY);
} // if((*el_it)->Type == X3DElemType::ENET_Material)
else if ((*el_it)->Type == X3DElemType::ENET_ImageTexture) {
X3DNodeElementImageTexture &tnetex = *((X3DNodeElementImageTexture *)*el_it);
aiString url_str(tnetex.URL.c_str());
int mode = aiTextureOp_Multiply;
taimat.AddProperty(&url_str, AI_MATKEY_TEXTURE_DIFFUSE(0));
taimat.AddProperty(&tnetex.RepeatS, 1, AI_MATKEY_MAPPINGMODE_U_DIFFUSE(0));
taimat.AddProperty(&tnetex.RepeatT, 1, AI_MATKEY_MAPPINGMODE_V_DIFFUSE(0));
taimat.AddProperty(&mode, 1, AI_MATKEY_TEXOP_DIFFUSE(0));
} // else if((*el_it)->Type == X3DElemType::ENET_ImageTexture)
else if ((*el_it)->Type == X3DElemType::ENET_TextureTransform) {
aiUVTransform trans;
X3DNodeElementTextureTransform &tnetextr = *((X3DNodeElementTextureTransform *)*el_it);
trans.mTranslation = tnetextr.Translation - tnetextr.Center;
trans.mScaling = tnetextr.Scale;
trans.mRotation = tnetextr.Rotation;
taimat.AddProperty(&trans, 1, AI_MATKEY_UVTRANSFORM_DIFFUSE(0));
} // else if((*el_it)->Type == X3DElemType::ENET_TextureTransform)
} // for(std::list<X3DNodeElementBase*>::const_iterator el_it = pNodeElement.Children.begin(); el_it != pNodeElement.Children.end(); el_it++)
}
void X3DImporter::Postprocess_BuildMesh(const X3DNodeElementBase &pNodeElement, aiMesh **pMesh) const {
// check argument
if (pMesh == nullptr) throw DeadlyImportError("Postprocess_BuildMesh. pMesh is nullptr.");
if (*pMesh != nullptr) throw DeadlyImportError("Postprocess_BuildMesh. *pMesh must be nullptr.");
/************************************************************************************************************************************/
/************************************************************ Geometry2D ************************************************************/
/************************************************************************************************************************************/
if ((pNodeElement.Type == X3DElemType::ENET_Arc2D) || (pNodeElement.Type == X3DElemType::ENET_ArcClose2D) ||
(pNodeElement.Type == X3DElemType::ENET_Circle2D) || (pNodeElement.Type == X3DElemType::ENET_Disk2D) ||
(pNodeElement.Type == X3DElemType::ENET_Polyline2D) || (pNodeElement.Type == X3DElemType::ENET_Polypoint2D) ||
(pNodeElement.Type == X3DElemType::ENET_Rectangle2D) || (pNodeElement.Type == X3DElemType::ENET_TriangleSet2D)) {
X3DNodeElementGeometry2D &tnemesh = *((X3DNodeElementGeometry2D *)&pNodeElement); // create alias for convenience
std::vector<aiVector3D> tarr;
tarr.reserve(tnemesh.Vertices.size());
for (std::list<aiVector3D>::iterator it = tnemesh.Vertices.begin(); it != tnemesh.Vertices.end(); ++it)
tarr.push_back(*it);
*pMesh = StandardShapes::MakeMesh(tarr, static_cast<unsigned int>(tnemesh.NumIndices)); // create mesh from vertices using Assimp help.
return; // mesh is build, nothing to do anymore.
}
/************************************************************************************************************************************/
/************************************************************ Geometry3D ************************************************************/
/************************************************************************************************************************************/
//
// Predefined figures
//
if ((pNodeElement.Type == X3DElemType::ENET_Box) || (pNodeElement.Type == X3DElemType::ENET_Cone) ||
(pNodeElement.Type == X3DElemType::ENET_Cylinder) || (pNodeElement.Type == X3DElemType::ENET_Sphere)) {
X3DNodeElementGeometry3D &tnemesh = *((X3DNodeElementGeometry3D *)&pNodeElement); // create alias for convenience
std::vector<aiVector3D> tarr;
tarr.reserve(tnemesh.Vertices.size());
for (std::list<aiVector3D>::iterator it = tnemesh.Vertices.begin(); it != tnemesh.Vertices.end(); ++it)
tarr.push_back(*it);
*pMesh = StandardShapes::MakeMesh(tarr, static_cast<unsigned int>(tnemesh.NumIndices)); // create mesh from vertices using Assimp help.
return; // mesh is build, nothing to do anymore.
}
//
// Parametric figures
//
if (pNodeElement.Type == X3DElemType::ENET_ElevationGrid) {
X3DNodeElementElevationGrid &tnemesh = *((X3DNodeElementElevationGrid *)&pNodeElement); // create alias for convenience
// at first create mesh from existing vertices.
*pMesh = X3DGeoHelper::make_mesh(tnemesh.CoordIdx, tnemesh.Vertices);
// copy additional information from children
for (std::list<X3DNodeElementBase *>::iterator ch_it = tnemesh.Children.begin(); ch_it != tnemesh.Children.end(); ++ch_it) {
if ((*ch_it)->Type == X3DElemType::ENET_Color)
X3DGeoHelper::add_color(**pMesh, ((X3DNodeElementColor *)*ch_it)->Value, tnemesh.ColorPerVertex);
else if ((*ch_it)->Type == X3DElemType::ENET_ColorRGBA)
X3DGeoHelper::add_color(**pMesh, ((X3DNodeElementColorRGBA *)*ch_it)->Value, tnemesh.ColorPerVertex);
else if ((*ch_it)->Type == X3DElemType::ENET_Normal)
X3DGeoHelper::add_normal(**pMesh, ((X3DNodeElementNormal *)*ch_it)->Value, tnemesh.NormalPerVertex);
else if ((*ch_it)->Type == X3DElemType::ENET_TextureCoordinate)
X3DGeoHelper::add_tex_coord(**pMesh, ((X3DNodeElementTextureCoordinate *)*ch_it)->Value);
else
throw DeadlyImportError("Postprocess_BuildMesh. Unknown child of ElevationGrid: " + ai_to_string((*ch_it)->Type) + ".");
} // for(std::list<X3DNodeElementBase*>::iterator ch_it = tnemesh.Children.begin(); ch_it != tnemesh.Children.end(); ++ch_it)
return; // mesh is build, nothing to do anymore.
} // if(pNodeElement.Type == X3DElemType::ENET_ElevationGrid)
//
// Indexed primitives sets
//
if (pNodeElement.Type == X3DElemType::ENET_IndexedFaceSet) {
X3DNodeElementIndexedSet &tnemesh = *((X3DNodeElementIndexedSet *)&pNodeElement); // create alias for convenience
// at first search for <Coordinate> node and create mesh.
for (std::list<X3DNodeElementBase *>::iterator ch_it = tnemesh.Children.begin(); ch_it != tnemesh.Children.end(); ++ch_it) {
if ((*ch_it)->Type == X3DElemType::ENET_Coordinate) {
*pMesh = X3DGeoHelper::make_mesh(tnemesh.CoordIndex, ((X3DNodeElementCoordinate *)*ch_it)->Value);
}
}
// copy additional information from children
for (std::list<X3DNodeElementBase *>::iterator ch_it = tnemesh.Children.begin(); ch_it != tnemesh.Children.end(); ++ch_it) {
if ((*ch_it)->Type == X3DElemType::ENET_Color)
X3DGeoHelper::add_color(**pMesh, tnemesh.CoordIndex, tnemesh.ColorIndex, ((X3DNodeElementColor *)*ch_it)->Value, tnemesh.ColorPerVertex);
else if ((*ch_it)->Type == X3DElemType::ENET_ColorRGBA)
X3DGeoHelper::add_color(**pMesh, tnemesh.CoordIndex, tnemesh.ColorIndex, ((X3DNodeElementColorRGBA *)*ch_it)->Value,
tnemesh.ColorPerVertex);
else if ((*ch_it)->Type == X3DElemType::ENET_Coordinate) {
} // skip because already read when mesh created.
else if ((*ch_it)->Type == X3DElemType::ENET_Normal)
X3DGeoHelper::add_normal(**pMesh, tnemesh.CoordIndex, tnemesh.NormalIndex, ((X3DNodeElementNormal *)*ch_it)->Value,
tnemesh.NormalPerVertex);
else if ((*ch_it)->Type == X3DElemType::ENET_TextureCoordinate)
X3DGeoHelper::add_tex_coord(**pMesh, tnemesh.CoordIndex, tnemesh.TexCoordIndex, ((X3DNodeElementTextureCoordinate *)*ch_it)->Value);
else
throw DeadlyImportError("Postprocess_BuildMesh. Unknown child of IndexedFaceSet: " + ai_to_string((*ch_it)->Type) + ".");
} // for(std::list<X3DNodeElementBase*>::iterator ch_it = tnemesh.Children.begin(); ch_it != tnemesh.Children.end(); ++ch_it)
return; // mesh is build, nothing to do anymore.
} // if(pNodeElement.Type == X3DElemType::ENET_IndexedFaceSet)
if (pNodeElement.Type == X3DElemType::ENET_IndexedLineSet) {
X3DNodeElementIndexedSet &tnemesh = *((X3DNodeElementIndexedSet *)&pNodeElement); // create alias for convenience
// at first search for <Coordinate> node and create mesh.
for (std::list<X3DNodeElementBase *>::iterator ch_it = tnemesh.Children.begin(); ch_it != tnemesh.Children.end(); ++ch_it) {
if ((*ch_it)->Type == X3DElemType::ENET_Coordinate) {
*pMesh = X3DGeoHelper::make_mesh(tnemesh.CoordIndex, ((X3DNodeElementCoordinate *)*ch_it)->Value);
}
}
// copy additional information from children
for (std::list<X3DNodeElementBase *>::iterator ch_it = tnemesh.Children.begin(); ch_it != tnemesh.Children.end(); ++ch_it) {
ai_assert(*pMesh);
if ((*ch_it)->Type == X3DElemType::ENET_Color)
X3DGeoHelper::add_color(**pMesh, tnemesh.CoordIndex, tnemesh.ColorIndex, ((X3DNodeElementColor *)*ch_it)->Value, tnemesh.ColorPerVertex);
else if ((*ch_it)->Type == X3DElemType::ENET_ColorRGBA)
X3DGeoHelper::add_color(**pMesh, tnemesh.CoordIndex, tnemesh.ColorIndex, ((X3DNodeElementColorRGBA *)*ch_it)->Value,
tnemesh.ColorPerVertex);
else if ((*ch_it)->Type == X3DElemType::ENET_Coordinate) {
} // skip because already read when mesh created.
else
throw DeadlyImportError("Postprocess_BuildMesh. Unknown child of IndexedLineSet: " + ai_to_string((*ch_it)->Type) + ".");
} // for(std::list<X3DNodeElementBase*>::iterator ch_it = tnemesh.Children.begin(); ch_it != tnemesh.Children.end(); ++ch_it)
return; // mesh is build, nothing to do anymore.
} // if(pNodeElement.Type == X3DElemType::ENET_IndexedLineSet)
if ((pNodeElement.Type == X3DElemType::ENET_IndexedTriangleSet) ||
(pNodeElement.Type == X3DElemType::ENET_IndexedTriangleFanSet) ||
(pNodeElement.Type == X3DElemType::ENET_IndexedTriangleStripSet)) {
X3DNodeElementIndexedSet &tnemesh = *((X3DNodeElementIndexedSet *)&pNodeElement); // create alias for convenience
// at first search for <Coordinate> node and create mesh.
for (std::list<X3DNodeElementBase *>::iterator ch_it = tnemesh.Children.begin(); ch_it != tnemesh.Children.end(); ++ch_it) {
if ((*ch_it)->Type == X3DElemType::ENET_Coordinate) {
*pMesh = X3DGeoHelper::make_mesh(tnemesh.CoordIndex, ((X3DNodeElementCoordinate *)*ch_it)->Value);
}
}
// copy additional information from children
for (std::list<X3DNodeElementBase *>::iterator ch_it = tnemesh.Children.begin(); ch_it != tnemesh.Children.end(); ++ch_it) {
ai_assert(*pMesh);
if ((*ch_it)->Type == X3DElemType::ENET_Color)
X3DGeoHelper::add_color(**pMesh, tnemesh.CoordIndex, tnemesh.ColorIndex, ((X3DNodeElementColor *)*ch_it)->Value, tnemesh.ColorPerVertex);
else if ((*ch_it)->Type == X3DElemType::ENET_ColorRGBA)
X3DGeoHelper::add_color(**pMesh, tnemesh.CoordIndex, tnemesh.ColorIndex, ((X3DNodeElementColorRGBA *)*ch_it)->Value,
tnemesh.ColorPerVertex);
else if ((*ch_it)->Type == X3DElemType::ENET_Coordinate) {
} // skip because already read when mesh created.
else if ((*ch_it)->Type == X3DElemType::ENET_Normal)
X3DGeoHelper::add_normal(**pMesh, tnemesh.CoordIndex, tnemesh.NormalIndex, ((X3DNodeElementNormal *)*ch_it)->Value,
tnemesh.NormalPerVertex);
else if ((*ch_it)->Type == X3DElemType::ENET_TextureCoordinate)
X3DGeoHelper::add_tex_coord(**pMesh, tnemesh.CoordIndex, tnemesh.TexCoordIndex, ((X3DNodeElementTextureCoordinate *)*ch_it)->Value);
else
throw DeadlyImportError("Postprocess_BuildMesh. Unknown child of IndexedTriangleSet or IndexedTriangleFanSet, or \
IndexedTriangleStripSet: " +
ai_to_string((*ch_it)->Type) + ".");
} // for(std::list<X3DNodeElementBase*>::iterator ch_it = tnemesh.Children.begin(); ch_it != tnemesh.Children.end(); ++ch_it)
return; // mesh is build, nothing to do anymore.
} // if((pNodeElement.Type == X3DElemType::ENET_IndexedTriangleFanSet) || (pNodeElement.Type == X3DElemType::ENET_IndexedTriangleStripSet))
if (pNodeElement.Type == X3DElemType::ENET_Extrusion) {
X3DNodeElementIndexedSet &tnemesh = *((X3DNodeElementIndexedSet *)&pNodeElement); // create alias for convenience
*pMesh = X3DGeoHelper::make_mesh(tnemesh.CoordIndex, tnemesh.Vertices);
return; // mesh is build, nothing to do anymore.
} // if(pNodeElement.Type == X3DElemType::ENET_Extrusion)
//
// Primitives sets
//
if (pNodeElement.Type == X3DElemType::ENET_PointSet) {
X3DNodeElementSet &tnemesh = *((X3DNodeElementSet *)&pNodeElement); // create alias for convenience
// at first search for <Coordinate> node and create mesh.
for (std::list<X3DNodeElementBase *>::iterator ch_it = tnemesh.Children.begin(); ch_it != tnemesh.Children.end(); ++ch_it) {
if ((*ch_it)->Type == X3DElemType::ENET_Coordinate) {
std::vector<aiVector3D> vec_copy;
vec_copy.reserve(((X3DNodeElementCoordinate *)*ch_it)->Value.size());
for (std::list<aiVector3D>::const_iterator it = ((X3DNodeElementCoordinate *)*ch_it)->Value.begin();
it != ((X3DNodeElementCoordinate *)*ch_it)->Value.end(); ++it) {
vec_copy.push_back(*it);
}
*pMesh = StandardShapes::MakeMesh(vec_copy, 1);
}
}
// copy additional information from children
for (std::list<X3DNodeElementBase *>::iterator ch_it = tnemesh.Children.begin(); ch_it != tnemesh.Children.end(); ++ch_it) {
ai_assert(*pMesh);
if ((*ch_it)->Type == X3DElemType::ENET_Color)
X3DGeoHelper::add_color(**pMesh, ((X3DNodeElementColor *)*ch_it)->Value, true);
else if ((*ch_it)->Type == X3DElemType::ENET_ColorRGBA)
X3DGeoHelper::add_color(**pMesh, ((X3DNodeElementColorRGBA *)*ch_it)->Value, true);
else if ((*ch_it)->Type == X3DElemType::ENET_Coordinate) {
} // skip because already read when mesh created.
else
throw DeadlyImportError("Postprocess_BuildMesh. Unknown child of PointSet: " + ai_to_string((*ch_it)->Type) + ".");
} // for(std::list<X3DNodeElementBase*>::iterator ch_it = tnemesh.Children.begin(); ch_it != tnemesh.Children.end(); ++ch_it)
return; // mesh is build, nothing to do anymore.
} // if(pNodeElement.Type == X3DElemType::ENET_PointSet)
if (pNodeElement.Type == X3DElemType::ENET_LineSet) {
X3DNodeElementSet &tnemesh = *((X3DNodeElementSet *)&pNodeElement); // create alias for convenience
// at first search for <Coordinate> node and create mesh.
for (std::list<X3DNodeElementBase *>::iterator ch_it = tnemesh.Children.begin(); ch_it != tnemesh.Children.end(); ++ch_it) {
if ((*ch_it)->Type == X3DElemType::ENET_Coordinate) {
*pMesh = X3DGeoHelper::make_mesh(tnemesh.CoordIndex, ((X3DNodeElementCoordinate *)*ch_it)->Value);
}
}
// copy additional information from children
for (std::list<X3DNodeElementBase *>::iterator ch_it = tnemesh.Children.begin(); ch_it != tnemesh.Children.end(); ++ch_it) {
ai_assert(*pMesh);
if ((*ch_it)->Type == X3DElemType::ENET_Color)
X3DGeoHelper::add_color(**pMesh, ((X3DNodeElementColor *)*ch_it)->Value, true);
else if ((*ch_it)->Type == X3DElemType::ENET_ColorRGBA)
X3DGeoHelper::add_color(**pMesh, ((X3DNodeElementColorRGBA *)*ch_it)->Value, true);
else if ((*ch_it)->Type == X3DElemType::ENET_Coordinate) {
} // skip because already read when mesh created.
else
throw DeadlyImportError("Postprocess_BuildMesh. Unknown child of LineSet: " + ai_to_string((*ch_it)->Type) + ".");
} // for(std::list<X3DNodeElementBase*>::iterator ch_it = tnemesh.Children.begin(); ch_it != tnemesh.Children.end(); ++ch_it)
return; // mesh is build, nothing to do anymore.
} // if(pNodeElement.Type == X3DElemType::ENET_LineSet)
if (pNodeElement.Type == X3DElemType::ENET_TriangleFanSet) {
X3DNodeElementSet &tnemesh = *((X3DNodeElementSet *)&pNodeElement); // create alias for convenience
// at first search for <Coordinate> node and create mesh.
for (std::list<X3DNodeElementBase *>::iterator ch_it = tnemesh.Children.begin(); ch_it != tnemesh.Children.end(); ++ch_it) {
if ((*ch_it)->Type == X3DElemType::ENET_Coordinate) {
*pMesh = X3DGeoHelper::make_mesh(tnemesh.CoordIndex, ((X3DNodeElementCoordinate *)*ch_it)->Value);
}
}
// copy additional information from children
for (std::list<X3DNodeElementBase *>::iterator ch_it = tnemesh.Children.begin(); ch_it != tnemesh.Children.end(); ++ch_it) {
if (nullptr == *pMesh) {
break;
}
if ((*ch_it)->Type == X3DElemType::ENET_Color)
X3DGeoHelper::add_color(**pMesh, ((X3DNodeElementColor *)*ch_it)->Value, tnemesh.ColorPerVertex);
else if ((*ch_it)->Type == X3DElemType::ENET_ColorRGBA)
X3DGeoHelper::add_color(**pMesh, ((X3DNodeElementColorRGBA *)*ch_it)->Value, tnemesh.ColorPerVertex);
else if ((*ch_it)->Type == X3DElemType::ENET_Coordinate) {
} // skip because already read when mesh created.
else if ((*ch_it)->Type == X3DElemType::ENET_Normal)
X3DGeoHelper::add_normal(**pMesh, tnemesh.CoordIndex, tnemesh.NormalIndex, ((X3DNodeElementNormal *)*ch_it)->Value,
tnemesh.NormalPerVertex);
else if ((*ch_it)->Type == X3DElemType::ENET_TextureCoordinate)
X3DGeoHelper::add_tex_coord(**pMesh, tnemesh.CoordIndex, tnemesh.TexCoordIndex, ((X3DNodeElementTextureCoordinate *)*ch_it)->Value);
else
throw DeadlyImportError("Postprocess_BuildMesh. Unknown child of TrianlgeFanSet: " + ai_to_string((*ch_it)->Type) + ".");
} // for(std::list<X3DNodeElementBase*>::iterator ch_it = tnemesh.Children.begin(); ch_it != tnemesh.Children.end(); ++ch_it)
return; // mesh is build, nothing to do anymore.
} // if(pNodeElement.Type == X3DElemType::ENET_TriangleFanSet)
if (pNodeElement.Type == X3DElemType::ENET_TriangleSet) {
X3DNodeElementSet &tnemesh = *((X3DNodeElementSet *)&pNodeElement); // create alias for convenience
// at first search for <Coordinate> node and create mesh.
for (std::list<X3DNodeElementBase *>::iterator ch_it = tnemesh.Children.begin(); ch_it != tnemesh.Children.end(); ++ch_it) {
if ((*ch_it)->Type == X3DElemType::ENET_Coordinate) {
std::vector<aiVector3D> vec_copy;
vec_copy.reserve(((X3DNodeElementCoordinate *)*ch_it)->Value.size());
for (std::list<aiVector3D>::const_iterator it = ((X3DNodeElementCoordinate *)*ch_it)->Value.begin();
it != ((X3DNodeElementCoordinate *)*ch_it)->Value.end(); ++it) {
vec_copy.push_back(*it);
}
*pMesh = StandardShapes::MakeMesh(vec_copy, 3);
}
}
// copy additional information from children
for (std::list<X3DNodeElementBase *>::iterator ch_it = tnemesh.Children.begin(); ch_it != tnemesh.Children.end(); ++ch_it) {
ai_assert(*pMesh);
if ((*ch_it)->Type == X3DElemType::ENET_Color)
X3DGeoHelper::add_color(**pMesh, ((X3DNodeElementColor *)*ch_it)->Value, tnemesh.ColorPerVertex);
else if ((*ch_it)->Type == X3DElemType::ENET_ColorRGBA)
X3DGeoHelper::add_color(**pMesh, ((X3DNodeElementColorRGBA *)*ch_it)->Value, tnemesh.ColorPerVertex);
else if ((*ch_it)->Type == X3DElemType::ENET_Coordinate) {
} // skip because already read when mesh created.
else if ((*ch_it)->Type == X3DElemType::ENET_Normal)
X3DGeoHelper::add_normal(**pMesh, tnemesh.CoordIndex, tnemesh.NormalIndex, ((X3DNodeElementNormal *)*ch_it)->Value,
tnemesh.NormalPerVertex);
else if ((*ch_it)->Type == X3DElemType::ENET_TextureCoordinate)
X3DGeoHelper::add_tex_coord(**pMesh, tnemesh.CoordIndex, tnemesh.TexCoordIndex, ((X3DNodeElementTextureCoordinate *)*ch_it)->Value);
else
throw DeadlyImportError("Postprocess_BuildMesh. Unknown child of TrianlgeSet: " + ai_to_string((*ch_it)->Type) + ".");
} // for(std::list<X3DNodeElementBase*>::iterator ch_it = tnemesh.Children.begin(); ch_it != tnemesh.Children.end(); ++ch_it)
return; // mesh is build, nothing to do anymore.
} // if(pNodeElement.Type == X3DElemType::ENET_TriangleSet)
if (pNodeElement.Type == X3DElemType::ENET_TriangleStripSet) {
X3DNodeElementSet &tnemesh = *((X3DNodeElementSet *)&pNodeElement); // create alias for convenience
// at first search for <Coordinate> node and create mesh.
for (std::list<X3DNodeElementBase *>::iterator ch_it = tnemesh.Children.begin(); ch_it != tnemesh.Children.end(); ++ch_it) {
if ((*ch_it)->Type == X3DElemType::ENET_Coordinate) {
*pMesh = X3DGeoHelper::make_mesh(tnemesh.CoordIndex, ((X3DNodeElementCoordinate *)*ch_it)->Value);
}
}
// copy additional information from children
for (std::list<X3DNodeElementBase *>::iterator ch_it = tnemesh.Children.begin(); ch_it != tnemesh.Children.end(); ++ch_it) {
ai_assert(*pMesh);
if ((*ch_it)->Type == X3DElemType::ENET_Color)
X3DGeoHelper::add_color(**pMesh, ((X3DNodeElementColor *)*ch_it)->Value, tnemesh.ColorPerVertex);
else if ((*ch_it)->Type == X3DElemType::ENET_ColorRGBA)
X3DGeoHelper::add_color(**pMesh, ((X3DNodeElementColorRGBA *)*ch_it)->Value, tnemesh.ColorPerVertex);
else if ((*ch_it)->Type == X3DElemType::ENET_Coordinate) {
} // skip because already read when mesh created.
else if ((*ch_it)->Type == X3DElemType::ENET_Normal)
X3DGeoHelper::add_normal(**pMesh, tnemesh.CoordIndex, tnemesh.NormalIndex, ((X3DNodeElementNormal *)*ch_it)->Value,
tnemesh.NormalPerVertex);
else if ((*ch_it)->Type == X3DElemType::ENET_TextureCoordinate)
X3DGeoHelper::add_tex_coord(**pMesh, tnemesh.CoordIndex, tnemesh.TexCoordIndex, ((X3DNodeElementTextureCoordinate *)*ch_it)->Value);
else
throw DeadlyImportError("Postprocess_BuildMesh. Unknown child of TriangleStripSet: " + ai_to_string((*ch_it)->Type) + ".");
} // for(std::list<X3DNodeElementBase*>::iterator ch_it = tnemesh.Children.begin(); ch_it != tnemesh.Children.end(); ++ch_it)
return; // mesh is build, nothing to do anymore.
} // if(pNodeElement.Type == X3DElemType::ENET_TriangleStripSet)
throw DeadlyImportError("Postprocess_BuildMesh. Unknown mesh type: " + ai_to_string(pNodeElement.Type) + ".");
}
void X3DImporter::Postprocess_BuildNode(const X3DNodeElementBase &pNodeElement, aiNode &pSceneNode, std::list<aiMesh *> &pSceneMeshList,
std::list<aiMaterial *> &pSceneMaterialList, std::list<aiLight *> &pSceneLightList) const {
std::list<X3DNodeElementBase *>::const_iterator chit_begin = pNodeElement.Children.begin();
std::list<X3DNodeElementBase *>::const_iterator chit_end = pNodeElement.Children.end();
std::list<aiNode *> SceneNode_Child;
std::list<unsigned int> SceneNode_Mesh;
// At first read all metadata
Postprocess_CollectMetadata(pNodeElement, pSceneNode);
// check if we have deal with grouping node. Which can contain transformation or switch
if (pNodeElement.Type == X3DElemType::ENET_Group) {
const X3DNodeElementGroup &tne_group = *((X3DNodeElementGroup *)&pNodeElement); // create alias for convenience
pSceneNode.mTransformation = tne_group.Transformation;
if (tne_group.UseChoice) {
// If Choice is less than zero or greater than the number of nodes in the children field, nothing is chosen.
if ((tne_group.Choice < 0) || ((size_t)tne_group.Choice >= pNodeElement.Children.size())) {
chit_begin = pNodeElement.Children.end();
chit_end = pNodeElement.Children.end();
} else {
for (size_t i = 0; i < (size_t)tne_group.Choice; i++)
++chit_begin; // forward iterator to chosen node.
chit_end = chit_begin;
++chit_end; // point end iterator to next element after chosen node.
}
} // if(tne_group.UseChoice)
} // if(pNodeElement.Type == X3DElemType::ENET_Group)
// Reserve memory for fast access and check children.
for (std::list<X3DNodeElementBase *>::const_iterator it = chit_begin; it != chit_end; ++it) { // in this loop we do not read metadata because it's already read at begin.
if ((*it)->Type == X3DElemType::ENET_Group) {
// if child is group then create new node and do recursive call.
aiNode *new_node = new aiNode;
new_node->mName = (*it)->ID;
new_node->mParent = &pSceneNode;
SceneNode_Child.push_back(new_node);
Postprocess_BuildNode(**it, *new_node, pSceneMeshList, pSceneMaterialList, pSceneLightList);
} else if ((*it)->Type == X3DElemType::ENET_Shape) {
// shape can contain only one geometry and one appearance nodes.
Postprocess_BuildShape(*((X3DNodeElementShape *)*it), SceneNode_Mesh, pSceneMeshList, pSceneMaterialList);
} else if (((*it)->Type == X3DElemType::ENET_DirectionalLight) || ((*it)->Type == X3DElemType::ENET_PointLight) ||
((*it)->Type == X3DElemType::ENET_SpotLight)) {
Postprocess_BuildLight(*((X3DNodeElementLight *)*it), pSceneLightList);
} else if (!PostprocessHelper_ElementIsMetadata((*it)->Type)) // skip metadata
{
throw DeadlyImportError("Postprocess_BuildNode. Unknown type: " + ai_to_string((*it)->Type) + ".");
}
} // for(std::list<X3DNodeElementBase*>::const_iterator it = chit_begin; it != chit_end; it++)
// copy data about children and meshes to aiNode.
if (!SceneNode_Child.empty()) {
std::list<aiNode *>::const_iterator it = SceneNode_Child.begin();
pSceneNode.mNumChildren = static_cast<unsigned int>(SceneNode_Child.size());
pSceneNode.mChildren = new aiNode *[pSceneNode.mNumChildren];
for (size_t i = 0; i < pSceneNode.mNumChildren; i++)
pSceneNode.mChildren[i] = *it++;
}
if (!SceneNode_Mesh.empty()) {
std::list<unsigned int>::const_iterator it = SceneNode_Mesh.begin();
pSceneNode.mNumMeshes = static_cast<unsigned int>(SceneNode_Mesh.size());
pSceneNode.mMeshes = new unsigned int[pSceneNode.mNumMeshes];
for (size_t i = 0; i < pSceneNode.mNumMeshes; i++)
pSceneNode.mMeshes[i] = *it++;
}
// that's all. return to previous deals
}
void X3DImporter::Postprocess_BuildShape(const X3DNodeElementShape &pShapeNodeElement, std::list<unsigned int> &pNodeMeshInd,
std::list<aiMesh *> &pSceneMeshList, std::list<aiMaterial *> &pSceneMaterialList) const {
aiMaterial *tmat = nullptr;
aiMesh *tmesh = nullptr;
X3DElemType mesh_type = X3DElemType::ENET_Invalid;
unsigned int mat_ind = 0;
for (std::list<X3DNodeElementBase *>::const_iterator it = pShapeNodeElement.Children.begin(); it != pShapeNodeElement.Children.end(); ++it) {
if (PostprocessHelper_ElementIsMesh((*it)->Type)) {
Postprocess_BuildMesh(**it, &tmesh);
if (tmesh != nullptr) {
// if mesh successfully built then add data about it to arrays
pNodeMeshInd.push_back(static_cast<unsigned int>(pSceneMeshList.size()));
pSceneMeshList.push_back(tmesh);
// keep mesh type. Need above for texture coordinate generation.
mesh_type = (*it)->Type;
}
} else if ((*it)->Type == X3DElemType::ENET_Appearance) {
Postprocess_BuildMaterial(**it, &tmat);
if (tmat != nullptr) {
// if material successfully built then add data about it to array
mat_ind = static_cast<unsigned int>(pSceneMaterialList.size());
pSceneMaterialList.push_back(tmat);
}
}
} // for(std::list<X3DNodeElementBase*>::const_iterator it = pShapeNodeElement.Children.begin(); it != pShapeNodeElement.Children.end(); it++)
// associate read material with read mesh.
if ((tmesh != nullptr) && (tmat != nullptr)) {
tmesh->mMaterialIndex = mat_ind;
// Check texture mapping. If material has texture but mesh has no texture coordinate then try to ask Assimp to generate texture coordinates.
if ((tmat->GetTextureCount(aiTextureType_DIFFUSE) != 0) && !tmesh->HasTextureCoords(0)) {
int32_t tm;
aiVector3D tvec3;
switch (mesh_type) {
case X3DElemType::ENET_Box:
tm = aiTextureMapping_BOX;
break;
case X3DElemType::ENET_Cone:
case X3DElemType::ENET_Cylinder:
tm = aiTextureMapping_CYLINDER;
break;
case X3DElemType::ENET_Sphere:
tm = aiTextureMapping_SPHERE;
break;
default:
tm = aiTextureMapping_PLANE;
break;
} // switch(mesh_type)
tmat->AddProperty(&tm, 1, AI_MATKEY_MAPPING_DIFFUSE(0));
} // if((tmat->GetTextureCount(aiTextureType_DIFFUSE) != 0) && !tmesh->HasTextureCoords(0))
} // if((tmesh != nullptr) && (tmat != nullptr))
}
void X3DImporter::Postprocess_CollectMetadata(const X3DNodeElementBase &pNodeElement, aiNode &pSceneNode) const {
std::list<X3DNodeElementBase *> meta_list;
size_t meta_idx;
PostprocessHelper_CollectMetadata(pNodeElement, meta_list); // find metadata in current node element.
if (!meta_list.empty()) {
if (pSceneNode.mMetaData != nullptr) {
throw DeadlyImportError("Postprocess. MetaData member in node are not nullptr. Something went wrong.");
}
// copy collected metadata to output node.
pSceneNode.mMetaData = aiMetadata::Alloc(static_cast<unsigned int>(meta_list.size()));
meta_idx = 0;
for (std::list<X3DNodeElementBase *>::const_iterator it = meta_list.begin(); it != meta_list.end(); ++it, ++meta_idx) {
X3DNodeElementMeta *cur_meta = (X3DNodeElementMeta *)*it;
// due to limitations we can add only first element of value list.
// Add an element according to its type.
if ((*it)->Type == X3DElemType::ENET_MetaBoolean) {
if (((X3DNodeElementMetaBoolean *)cur_meta)->Value.size() > 0)
pSceneNode.mMetaData->Set(static_cast<unsigned int>(meta_idx), cur_meta->Name, *(((X3DNodeElementMetaBoolean *)cur_meta)->Value.begin()));
} else if ((*it)->Type == X3DElemType::ENET_MetaDouble) {
if (((X3DNodeElementMetaDouble *)cur_meta)->Value.size() > 0)
pSceneNode.mMetaData->Set(static_cast<unsigned int>(meta_idx), cur_meta->Name, (float)*(((X3DNodeElementMetaDouble *)cur_meta)->Value.begin()));
} else if ((*it)->Type == X3DElemType::ENET_MetaFloat) {
if (((X3DNodeElementMetaFloat *)cur_meta)->Value.size() > 0)
pSceneNode.mMetaData->Set(static_cast<unsigned int>(meta_idx), cur_meta->Name, *(((X3DNodeElementMetaFloat *)cur_meta)->Value.begin()));
} else if ((*it)->Type == X3DElemType::ENET_MetaInteger) {
if (((X3DNodeElementMetaInt *)cur_meta)->Value.size() > 0)
pSceneNode.mMetaData->Set(static_cast<unsigned int>(meta_idx), cur_meta->Name, *(((X3DNodeElementMetaInt *)cur_meta)->Value.begin()));
} else if ((*it)->Type == X3DElemType::ENET_MetaString) {
if (((X3DNodeElementMetaString *)cur_meta)->Value.size() > 0) {
aiString tstr(((X3DNodeElementMetaString *)cur_meta)->Value.begin()->data());
pSceneNode.mMetaData->Set(static_cast<unsigned int>(meta_idx), cur_meta->Name, tstr);
}
} else {
throw DeadlyImportError("Postprocess. Unknown metadata type.");
} // if((*it)->Type == X3DElemType::ENET_Meta*) else
} // for(std::list<X3DNodeElementBase*>::const_iterator it = meta_list.begin(); it != meta_list.end(); it++)
} // if( !meta_list.empty() )
}
} // namespace Assimp
#endif // !ASSIMP_BUILD_NO_X3D_IMPORTER

987
code/AssetLib/X3D/X3DImporter_Rendering.cpp 100644
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@ -0,0 +1,987 @@
/*
Open Asset Import Library (assimp)
----------------------------------------------------------------------
Copyright (c) 2006-2019, assimp team
All rights reserved.
Redistribution and use of this software in source and binary forms,
with or without modification, are permitted provided that the
following conditions are met:
* Redistributions of source code must retain the above
copyright notice, this list of conditions and the
following disclaimer.
* Redistributions in binary form must reproduce the above
copyright notice, this list of conditions and the
following disclaimer in the documentation and/or other
materials provided with the distribution.
* Neither the name of the assimp team, nor the names of its
contributors may be used to endorse or promote products
derived from this software without specific prior
written permission of the assimp team.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
----------------------------------------------------------------------
*/
/// \file X3DImporter_Rendering.cpp
/// \brief Parsing data from nodes of "Rendering" set of X3D.
/// \date 2015-2016
/// \author smal.root@gmail.com
#ifndef ASSIMP_BUILD_NO_X3D_IMPORTER
#include "X3DImporter.hpp"
#include "X3DImporter_Macro.hpp"
#include "X3DXmlHelper.h"
namespace Assimp {
// <Color
// DEF="" ID
// USE="" IDREF
// color="" MFColor [inputOutput]
// />
void X3DImporter::readColor(XmlNode &node) {
std::string use, def;
std::list<aiColor3D> color;
X3DNodeElementBase *ne(nullptr);
MACRO_ATTRREAD_CHECKUSEDEF_RET(node, def, use);
X3DXmlHelper::getColor3DListAttribute(node, "color", color);
// if "USE" defined then find already defined element.
if (!use.empty()) {
MACRO_USE_CHECKANDAPPLY(node, def, use, ENET_Color, ne);
} else {
// create and if needed - define new geometry object.
ne = new X3DNodeElementColor(mNodeElementCur);
if (!def.empty()) ne->ID = def;
((X3DNodeElementColor *)ne)->Value = color;
// check for X3DMetadataObject childs.
if (!isNodeEmpty(node))
childrenReadMetadata(node, ne, "Color");
else
mNodeElementCur->Children.push_back(ne); // add made object as child to current element
NodeElement_List.push_back(ne); // add element to node element list because its a new object in graph
} // if(!use.empty()) else
}
// <ColorRGBA
// DEF="" ID
// USE="" IDREF
// color="" MFColorRGBA [inputOutput]
// />
void X3DImporter::readColorRGBA(XmlNode &node) {
std::string use, def;
std::list<aiColor4D> color;
X3DNodeElementBase *ne(nullptr);
MACRO_ATTRREAD_CHECKUSEDEF_RET(node, def, use);
X3DXmlHelper::getColor4DListAttribute(node, "color", color);
// if "USE" defined then find already defined element.
if (!use.empty()) {
MACRO_USE_CHECKANDAPPLY(node, def, use, ENET_ColorRGBA, ne);
} else {
// create and if needed - define new geometry object.
ne = new X3DNodeElementColorRGBA(mNodeElementCur);
if (!def.empty()) ne->ID = def;
((X3DNodeElementColorRGBA *)ne)->Value = color;
// check for X3DMetadataObject childs.
if (!isNodeEmpty(node))
childrenReadMetadata(node, ne, "ColorRGBA");
else
mNodeElementCur->Children.push_back(ne); // add made object as child to current element
NodeElement_List.push_back(ne); // add element to node element list because its a new object in graph
} // if(!use.empty()) else
}
// <Coordinate
// DEF="" ID
// USE="" IDREF
// point="" MFVec3f [inputOutput]
// />
void X3DImporter::readCoordinate(XmlNode &node) {
std::string use, def;
std::list<aiVector3D> point;
X3DNodeElementBase *ne(nullptr);
MACRO_ATTRREAD_CHECKUSEDEF_RET(node, def, use);
X3DXmlHelper::getVector3DListAttribute(node, "point", point);
// if "USE" defined then find already defined element.
if (!use.empty()) {
MACRO_USE_CHECKANDAPPLY(node, def, use, ENET_Coordinate, ne);
} else {
// create and if needed - define new geometry object.
ne = new X3DNodeElementCoordinate(mNodeElementCur);
if (!def.empty()) ne->ID = def;
((X3DNodeElementCoordinate *)ne)->Value = point;
// check for X3DMetadataObject childs.
if (!isNodeEmpty(node))
childrenReadMetadata(node, ne, "Coordinate");
else
mNodeElementCur->Children.push_back(ne); // add made object as child to current element
NodeElement_List.push_back(ne); // add element to node element list because its a new object in graph
} // if(!use.empty()) else
}
// <IndexedLineSet
// DEF="" ID
// USE="" IDREF
// colorIndex="" MFInt32 [initializeOnly]
// colorPerVertex="true" SFBool [initializeOnly]
// coordIndex="" MFInt32 [initializeOnly]
// >
// <!-- ColorCoordinateContentModel -->
// ColorCoordinateContentModel is the child-node content model corresponding to IndexedLineSet, LineSet and PointSet. ColorCoordinateContentModel can
// contain any-order Coordinate node with Color (or ColorRGBA) node. No more than one instance of any single node type is allowed.
// A ProtoInstance node (with the proper node type) can be substituted for any node in this content model.
// </IndexedLineSet>
void X3DImporter::readIndexedLineSet(XmlNode &node) {
std::string use, def;
std::vector<int32_t> colorIndex;
bool colorPerVertex = true;
std::vector<int32_t> coordIndex;
X3DNodeElementBase *ne(nullptr);
MACRO_ATTRREAD_CHECKUSEDEF_RET(node, def, use);
X3DXmlHelper::getInt32ArrayAttribute(node, "colorIndex", colorIndex);
XmlParser::getBoolAttribute(node, "colorPerVertex", colorPerVertex);
X3DXmlHelper::getInt32ArrayAttribute(node, "coordIndex", coordIndex);
// if "USE" defined then find already defined element.
if (!use.empty()) {
MACRO_USE_CHECKANDAPPLY(node, def, use, ENET_IndexedLineSet, ne);
} else {
// check data
if ((coordIndex.size() < 2) || ((coordIndex.back() == (-1)) && (coordIndex.size() < 3)))
throw DeadlyImportError("IndexedLineSet must contain not empty \"coordIndex\" attribute.");
// create and if needed - define new geometry object.
ne = new X3DNodeElementIndexedSet(X3DElemType::ENET_IndexedLineSet, mNodeElementCur);
if (!def.empty()) ne->ID = def;
X3DNodeElementIndexedSet &ne_alias = *((X3DNodeElementIndexedSet *)ne);
ne_alias.ColorIndex = colorIndex;
ne_alias.ColorPerVertex = colorPerVertex;
ne_alias.CoordIndex = coordIndex;
// check for child nodes
if (!isNodeEmpty(node)) {
ParseHelper_Node_Enter(ne);
for (auto currentChildNode : node.children()) {
const std::string &currentChildName = currentChildNode.name();
// check for Color and Coordinate nodes
if (currentChildName == "Color")
readColor(currentChildNode);
else if (currentChildName == "ColorRGBA")
readColorRGBA(currentChildNode);
else if (currentChildName == "Coordinate")
readCoordinate(currentChildNode);
// check for X3DMetadataObject
else if (!checkForMetadataNode(currentChildNode))
skipUnsupportedNode("IndexedLineSet", currentChildNode);
}
ParseHelper_Node_Exit();
} // if(!isNodeEmpty(node))
else {
mNodeElementCur->Children.push_back(ne); // add made object as child to current element
}
NodeElement_List.push_back(ne); // add element to node element list because its a new object in graph
} // if(!use.empty()) else
}
// <IndexedTriangleFanSet
// DEF="" ID
// USE="" IDREF
// ccw="true" SFBool [initializeOnly]
// colorPerVertex="true" SFBool [initializeOnly]
// index="" MFInt32 [initializeOnly]
// normalPerVertex="true" SFBool [initializeOnly]
// solid="true" SFBool [initializeOnly]
// >
// <!-- ComposedGeometryContentModel -->
// ComposedGeometryContentModel is the child-node content model corresponding to X3DComposedGeometryNodes. It can contain Color (or ColorRGBA), Coordinate,
// Normal and TextureCoordinate, in any order. No more than one instance of these nodes is allowed. Multiple VertexAttribute (FloatVertexAttribute,
// Matrix3VertexAttribute, Matrix4VertexAttribute) nodes can also be contained.
// A ProtoInstance node (with the proper node type) can be substituted for any node in this content model.
// </IndexedTriangleFanSet>
void X3DImporter::readIndexedTriangleFanSet(XmlNode &node) {
std::string use, def;
bool ccw = true;
bool colorPerVertex = true;
std::vector<int32_t> index;
bool normalPerVertex = true;
bool solid = true;
X3DNodeElementBase *ne(nullptr);
MACRO_ATTRREAD_CHECKUSEDEF_RET(node, def, use);
XmlParser::getBoolAttribute(node, "ccw", ccw);
XmlParser::getBoolAttribute(node, "colorPerVertex", colorPerVertex);
X3DXmlHelper::getInt32ArrayAttribute(node, "index", index);
XmlParser::getBoolAttribute(node, "normalPerVertex", normalPerVertex);
XmlParser::getBoolAttribute(node, "solid", solid);
// if "USE" defined then find already defined element.
if (!use.empty()) {
MACRO_USE_CHECKANDAPPLY(node, def, use, ENET_IndexedTriangleFanSet, ne);
} else {
// check data
if (index.size() == 0) throw DeadlyImportError("IndexedTriangleFanSet must contain not empty \"index\" attribute.");
// create and if needed - define new geometry object.
ne = new X3DNodeElementIndexedSet(X3DElemType::ENET_IndexedTriangleFanSet, mNodeElementCur);
if (!def.empty()) ne->ID = def;
X3DNodeElementIndexedSet &ne_alias = *((X3DNodeElementIndexedSet *)ne);
ne_alias.CCW = ccw;
ne_alias.ColorPerVertex = colorPerVertex;
ne_alias.NormalPerVertex = normalPerVertex;
ne_alias.Solid = solid;
ne_alias.CoordIndex.clear();
int counter = 0;
int32_t idx[3];
for (std::vector<int32_t>::const_iterator idx_it = index.begin(); idx_it != index.end(); ++idx_it) {
idx[2] = *idx_it;
if (idx[2] < 0) {
counter = 0;
} else {
if (counter >= 2) {
if (ccw) {
ne_alias.CoordIndex.push_back(idx[0]);
ne_alias.CoordIndex.push_back(idx[1]);
ne_alias.CoordIndex.push_back(idx[2]);
} else {
ne_alias.CoordIndex.push_back(idx[0]);
ne_alias.CoordIndex.push_back(idx[2]);
ne_alias.CoordIndex.push_back(idx[1]);
}
ne_alias.CoordIndex.push_back(-1);
idx[1] = idx[2];
} else {
idx[counter] = idx[2];
}
++counter;
}
} // for(std::list<int32_t>::const_iterator idx_it = index.begin(); idx_it != ne_alias.index.end(); idx_it++)
// check for child nodes
if (!isNodeEmpty(node)) {
ParseHelper_Node_Enter(ne);
for (auto currentChildNode : node.children()) {
const std::string &currentChildName = currentChildNode.name();
// check for X3DComposedGeometryNodes
if (currentChildName == "Color")
readColor(currentChildNode);
else if (currentChildName == "ColorRGBA")
readColorRGBA(currentChildNode);
else if (currentChildName == "Coordinate")
readCoordinate(currentChildNode);
else if (currentChildName == "Normal")
readNormal(currentChildNode);
else if (currentChildName == "TextureCoordinate")
readTextureCoordinate(currentChildNode);
// check for X3DMetadataObject
else if (!checkForMetadataNode(currentChildNode))
skipUnsupportedNode("IndexedTriangleFanSet", currentChildNode);
}
ParseHelper_Node_Exit();
} // if(!isNodeEmpty(node))
else {
mNodeElementCur->Children.push_back(ne); // add made object as child to current element
}
NodeElement_List.push_back(ne); // add element to node element list because its a new object in graph
} // if(!use.empty()) else
}
// <IndexedTriangleSet
// DEF="" ID
// USE="" IDREF
// ccw="true" SFBool [initializeOnly]
// colorPerVertex="true" SFBool [initializeOnly]
// index="" MFInt32 [initializeOnly]
// normalPerVertex="true" SFBool [initializeOnly]
// solid="true" SFBool [initializeOnly]
// >
// <!-- ComposedGeometryContentModel -->
// ComposedGeometryContentModel is the child-node content model corresponding to X3DComposedGeometryNodes. It can contain Color (or ColorRGBA), Coordinate,
// Normal and TextureCoordinate, in any order. No more than one instance of these nodes is allowed. Multiple VertexAttribute (FloatVertexAttribute,
// Matrix3VertexAttribute, Matrix4VertexAttribute) nodes can also be contained.
// A ProtoInstance node (with the proper node type) can be substituted for any node in this content model.
// </IndexedTriangleSet>
void X3DImporter::readIndexedTriangleSet(XmlNode &node) {
std::string use, def;
bool ccw = true;
bool colorPerVertex = true;
std::vector<int32_t> index;
bool normalPerVertex = true;
bool solid = true;
X3DNodeElementBase *ne(nullptr);
MACRO_ATTRREAD_CHECKUSEDEF_RET(node, def, use);
XmlParser::getBoolAttribute(node, "ccw", ccw);
XmlParser::getBoolAttribute(node, "colorPerVertex", colorPerVertex);
X3DXmlHelper::getInt32ArrayAttribute(node, "index", index);
XmlParser::getBoolAttribute(node, "normalPerVertex", normalPerVertex);
XmlParser::getBoolAttribute(node, "solid", solid);
// if "USE" defined then find already defined element.
if (!use.empty()) {
MACRO_USE_CHECKANDAPPLY(node, def, use, ENET_IndexedTriangleSet, ne);
} else {
// check data
if (index.size() == 0) throw DeadlyImportError("IndexedTriangleSet must contain not empty \"index\" attribute.");
// create and if needed - define new geometry object.
ne = new X3DNodeElementIndexedSet(X3DElemType::ENET_IndexedTriangleSet, mNodeElementCur);
if (!def.empty()) ne->ID = def;
X3DNodeElementIndexedSet &ne_alias = *((X3DNodeElementIndexedSet *)ne);
ne_alias.CCW = ccw;
ne_alias.ColorPerVertex = colorPerVertex;
ne_alias.NormalPerVertex = normalPerVertex;
ne_alias.Solid = solid;
ne_alias.CoordIndex.clear();
int counter = 0;
int32_t idx[3];
for (std::vector<int32_t>::const_iterator idx_it = index.begin(); idx_it != index.end(); ++idx_it) {
idx[counter++] = *idx_it;
if (counter > 2) {
counter = 0;
if (ccw) {
ne_alias.CoordIndex.push_back(idx[0]);
ne_alias.CoordIndex.push_back(idx[1]);
ne_alias.CoordIndex.push_back(idx[2]);
} else {
ne_alias.CoordIndex.push_back(idx[0]);
ne_alias.CoordIndex.push_back(idx[2]);
ne_alias.CoordIndex.push_back(idx[1]);
}
ne_alias.CoordIndex.push_back(-1);
}
} // for(std::list<int32_t>::const_iterator idx_it = index.begin(); idx_it != ne_alias.index.end(); idx_it++)
// check for child nodes
if (!isNodeEmpty(node)) {
ParseHelper_Node_Enter(ne);
for (auto currentChildNode : node.children()) {
const std::string &currentChildName = currentChildNode.name();
// check for X3DComposedGeometryNodes
if (currentChildName == "Color")
readColor(currentChildNode);
else if (currentChildName == "ColorRGBA")
readColorRGBA(currentChildNode);
else if (currentChildName == "Coordinate")
readCoordinate(currentChildNode);
else if (currentChildName == "Normal")
readNormal(currentChildNode);
else if (currentChildName == "TextureCoordinate")
readTextureCoordinate(currentChildNode);
// check for X3DMetadataObject
else if (!checkForMetadataNode(currentChildNode))
skipUnsupportedNode("IndexedTriangleSet", currentChildNode);
}
ParseHelper_Node_Exit();
} // if(!isNodeEmpty(node))
else {
mNodeElementCur->Children.push_back(ne); // add made object as child to current element
}
NodeElement_List.push_back(ne); // add element to node element list because its a new object in graph
} // if(!use.empty()) else
}
// <IndexedTriangleStripSet
// DEF="" ID
// USE="" IDREF
// ccw="true" SFBool [initializeOnly]
// colorPerVertex="true" SFBool [initializeOnly]
// index="" MFInt32 [initializeOnly]
// normalPerVertex="true" SFBool [initializeOnly]
// solid="true" SFBool [initializeOnly]
// >
// <!-- ComposedGeometryContentModel -->
// ComposedGeometryContentModel is the child-node content model corresponding to X3DComposedGeometryNodes. It can contain Color (or ColorRGBA), Coordinate,
// Normal and TextureCoordinate, in any order. No more than one instance of these nodes is allowed. Multiple VertexAttribute (FloatVertexAttribute,
// Matrix3VertexAttribute, Matrix4VertexAttribute) nodes can also be contained.
// A ProtoInstance node (with the proper node type) can be substituted for any node in this content model.
// </IndexedTriangleStripSet>
void X3DImporter::readIndexedTriangleStripSet(XmlNode &node) {
std::string use, def;
bool ccw = true;
bool colorPerVertex = true;
std::vector<int32_t> index;
bool normalPerVertex = true;
bool solid = true;
X3DNodeElementBase *ne(nullptr);
MACRO_ATTRREAD_CHECKUSEDEF_RET(node, def, use);
XmlParser::getBoolAttribute(node, "ccw", ccw);
XmlParser::getBoolAttribute(node, "colorPerVertex", colorPerVertex);
X3DXmlHelper::getInt32ArrayAttribute(node, "index", index);
XmlParser::getBoolAttribute(node, "normalPerVertex", normalPerVertex);
XmlParser::getBoolAttribute(node, "solid", solid);
// if "USE" defined then find already defined element.
if (!use.empty()) {
MACRO_USE_CHECKANDAPPLY(node, def, use, ENET_IndexedTriangleStripSet, ne);
} else {
// check data
if (index.size() == 0) throw DeadlyImportError("IndexedTriangleStripSet must contain not empty \"index\" attribute.");
// create and if needed - define new geometry object.
ne = new X3DNodeElementIndexedSet(X3DElemType::ENET_IndexedTriangleStripSet, mNodeElementCur);
if (!def.empty()) ne->ID = def;
X3DNodeElementIndexedSet &ne_alias = *((X3DNodeElementIndexedSet *)ne);
ne_alias.CCW = ccw;
ne_alias.ColorPerVertex = colorPerVertex;
ne_alias.NormalPerVertex = normalPerVertex;
ne_alias.Solid = solid;
ne_alias.CoordIndex.clear();
int counter = 0;
int32_t idx[3];
for (std::vector<int32_t>::const_iterator idx_it = index.begin(); idx_it != index.end(); ++idx_it) {
idx[2] = *idx_it;
if (idx[2] < 0) {
counter = 0;
} else {
if (counter >= 2) {
if (ccw) {
ne_alias.CoordIndex.push_back(idx[0]);
ne_alias.CoordIndex.push_back(idx[1]);
ne_alias.CoordIndex.push_back(idx[2]);
} else {
ne_alias.CoordIndex.push_back(idx[0]);
ne_alias.CoordIndex.push_back(idx[2]);
ne_alias.CoordIndex.push_back(idx[1]);
}
ne_alias.CoordIndex.push_back(-1);
}
idx[counter & 1] = idx[2];
++counter;
}
} // for(std::list<int32_t>::const_iterator idx_it = index.begin(); idx_it != ne_alias.index.end(); idx_it++)
// check for child nodes
if (!isNodeEmpty(node)) {
ParseHelper_Node_Enter(ne);
for (auto currentChildNode : node.children()) {
const std::string &currentChildName = currentChildNode.name();
// check for X3DComposedGeometryNodes
if (currentChildName == "Color")
readColor(currentChildNode);
else if (currentChildName == "ColorRGBA")
readColorRGBA(currentChildNode);
else if (currentChildName == "Coordinate")
readCoordinate(currentChildNode);
else if (currentChildName == "Normal")
readNormal(currentChildNode);
else if (currentChildName == "TextureCoordinate")
readTextureCoordinate(currentChildNode);
// check for X3DMetadataObject
else if (!checkForMetadataNode(currentChildNode))
skipUnsupportedNode("IndexedTriangleStripSet", currentChildNode);
}
ParseHelper_Node_Exit();
} // if(!isNodeEmpty(node))
else {
mNodeElementCur->Children.push_back(ne); // add made object as child to current element
}
NodeElement_List.push_back(ne); // add element to node element list because its a new object in graph
} // if(!use.empty()) else
}
// <LineSet
// DEF="" ID
// USE="" IDREF
// vertexCount="" MFInt32 [initializeOnly]
// >
// <!-- ColorCoordinateContentModel -->
// ColorCoordinateContentModel is the child-node content model corresponding to IndexedLineSet, LineSet and PointSet. ColorCoordinateContentModel can
// contain any-order Coordinate node with Color (or ColorRGBA) node. No more than one instance of any single node type is allowed.
// A ProtoInstance node (with the proper node type) can be substituted for any node in this content model.
// </LineSet>
void X3DImporter::readLineSet(XmlNode &node) {
std::string use, def;
std::vector<int32_t> vertexCount;
X3DNodeElementBase *ne(nullptr);
MACRO_ATTRREAD_CHECKUSEDEF_RET(node, def, use);
X3DXmlHelper::getInt32ArrayAttribute(node, "vertexCount", vertexCount);
// if "USE" defined then find already defined element.
if (!use.empty()) {
MACRO_USE_CHECKANDAPPLY(node, def, use, ENET_LineSet, ne);
} else {
// check data
if (vertexCount.size() == 0) throw DeadlyImportError("LineSet must contain not empty \"vertexCount\" attribute.");
// create and if needed - define new geometry object.
ne = new X3DNodeElementSet(X3DElemType::ENET_LineSet, mNodeElementCur);
if (!def.empty()) ne->ID = def;
X3DNodeElementSet &ne_alias = *((X3DNodeElementSet *)ne);
ne_alias.VertexCount = vertexCount;
// create CoordIdx
size_t coord_num = 0;
ne_alias.CoordIndex.clear();
for (std::vector<int32_t>::const_iterator vc_it = ne_alias.VertexCount.begin(); vc_it != ne_alias.VertexCount.end(); ++vc_it) {
if (*vc_it < 2) throw DeadlyImportError("LineSet. vertexCount shall be greater than or equal to two.");
for (int32_t i = 0; i < *vc_it; i++)
ne_alias.CoordIndex.push_back(static_cast<int32_t>(coord_num++)); // add vertices indices
ne_alias.CoordIndex.push_back(-1); // add face delimiter.
}
// check for child nodes
if (!isNodeEmpty(node)) {
ParseHelper_Node_Enter(ne);
for (auto currentChildNode : node.children()) {
const std::string &currentChildName = currentChildNode.name();
// check for X3DComposedGeometryNodes
if (currentChildName == "Color")
readColor(currentChildNode);
else if (currentChildName == "ColorRGBA")
readColorRGBA(currentChildNode);
else if (currentChildName == "Coordinate")
readCoordinate(currentChildNode);
// check for X3DMetadataObject
else if (!checkForMetadataNode(currentChildNode))
skipUnsupportedNode("LineSet", currentChildNode);
}
ParseHelper_Node_Exit();
} // if(!isNodeEmpty(node))
else {
mNodeElementCur->Children.push_back(ne); // add made object as child to current element
}
NodeElement_List.push_back(ne); // add element to node element list because its a new object in graph
} // if(!use.empty()) else
}
// <PointSet
// DEF="" ID
// USE="" IDREF
// >
// <!-- ColorCoordinateContentModel -->
// ColorCoordinateContentModel is the child-node content model corresponding to IndexedLineSet, LineSet and PointSet. ColorCoordinateContentModel can
// contain any-order Coordinate node with Color (or ColorRGBA) node. No more than one instance of any single node type is allowed.
// A ProtoInstance node (with the proper node type) can be substituted for any node in this content model.
// </PointSet>
void X3DImporter::readPointSet(XmlNode &node) {
std::string use, def;
X3DNodeElementBase *ne(nullptr);
MACRO_ATTRREAD_CHECKUSEDEF_RET(node, def, use);
// if "USE" defined then find already defined element.
if (!use.empty()) {
MACRO_USE_CHECKANDAPPLY(node, def, use, ENET_PointSet, ne);
} else {
// create and if needed - define new geometry object.
ne = new X3DNodeElementIndexedSet(X3DElemType::ENET_PointSet, mNodeElementCur);
if (!def.empty()) ne->ID = def;
// check for child nodes
if (!isNodeEmpty(node)) {
ParseHelper_Node_Enter(ne);
for (auto currentChildNode : node.children()) {
const std::string &currentChildName = currentChildNode.name();
// check for X3DComposedGeometryNodes
if (currentChildName == "Color")
readColor(currentChildNode);
else if (currentChildName == "ColorRGBA")
readColorRGBA(currentChildNode);
else if (currentChildName == "Coordinate")
readCoordinate(currentChildNode);
// check for X3DMetadataObject
else if (!checkForMetadataNode(currentChildNode))
skipUnsupportedNode("PointSet", currentChildNode);
}
ParseHelper_Node_Exit();
} // if(!isNodeEmpty(node))
else {
mNodeElementCur->Children.push_back(ne); // add made object as child to current element
}
NodeElement_List.push_back(ne); // add element to node element list because its a new object in graph
} // if(!use.empty()) else
}
// <TriangleFanSet
// DEF="" ID
// USE="" IDREF
// ccw="true" SFBool [initializeOnly]
// colorPerVertex="true" SFBool [initializeOnly]
// fanCount="" MFInt32 [inputOutput]
// normalPerVertex="true" SFBool [initializeOnly]
// solid="true" SFBool [initializeOnly]
// >
// <!-- ComposedGeometryContentModel -->
// ComposedGeometryContentModel is the child-node content model corresponding to X3DComposedGeometryNodes. It can contain Color (or ColorRGBA), Coordinate,
// Normal and TextureCoordinate, in any order. No more than one instance of these nodes is allowed. Multiple VertexAttribute (FloatVertexAttribute,
// Matrix3VertexAttribute, Matrix4VertexAttribute) nodes can also be contained.
// A ProtoInstance node (with the proper node type) can be substituted for any node in this content model.
// </TriangleFanSet>
void X3DImporter::readTriangleFanSet(XmlNode &node) {
std::string use, def;
bool ccw = true;
bool colorPerVertex = true;
std::vector<int32_t> fanCount;
bool normalPerVertex = true;
bool solid = true;
X3DNodeElementBase *ne(nullptr);
MACRO_ATTRREAD_CHECKUSEDEF_RET(node, def, use);
XmlParser::getBoolAttribute(node, "ccw", ccw);
XmlParser::getBoolAttribute(node, "colorPerVertex", colorPerVertex);
X3DXmlHelper::getInt32ArrayAttribute(node, "fanCount", fanCount);
XmlParser::getBoolAttribute(node, "normalPerVertex", normalPerVertex);
XmlParser::getBoolAttribute(node, "solid", solid);
// if "USE" defined then find already defined element.
if (!use.empty()) {
MACRO_USE_CHECKANDAPPLY(node, def, use, ENET_TriangleFanSet, ne);
} else {
// check data
if (fanCount.size() == 0) throw DeadlyImportError("TriangleFanSet must contain not empty \"fanCount\" attribute.");
// create and if needed - define new geometry object.
ne = new X3DNodeElementSet(X3DElemType::ENET_TriangleFanSet, mNodeElementCur);
if (!def.empty()) ne->ID = def;
X3DNodeElementSet &ne_alias = *((X3DNodeElementSet *)ne);
ne_alias.CCW = ccw;
ne_alias.ColorPerVertex = colorPerVertex;
ne_alias.VertexCount = fanCount;
ne_alias.NormalPerVertex = normalPerVertex;
ne_alias.Solid = solid;
// create CoordIdx
size_t coord_num_first, coord_num_prev;
ne_alias.CoordIndex.clear();
// assign indices for first triangle
coord_num_first = 0;
coord_num_prev = 1;
for (std::vector<int32_t>::const_iterator vc_it = ne_alias.VertexCount.begin(); vc_it != ne_alias.VertexCount.end(); ++vc_it) {
if (*vc_it < 3) throw DeadlyImportError("TriangleFanSet. fanCount shall be greater than or equal to three.");
for (int32_t vc = 2; vc < *vc_it; vc++) {
if (ccw) {
// 2 1
// 0
ne_alias.CoordIndex.push_back(static_cast<int32_t>(coord_num_first)); // first vertex is a center and always is [0].
ne_alias.CoordIndex.push_back(static_cast<int32_t>(coord_num_prev++));
ne_alias.CoordIndex.push_back(static_cast<int32_t>(coord_num_prev));
} else {
// 1 2
// 0
ne_alias.CoordIndex.push_back(static_cast<int32_t>(coord_num_first)); // first vertex is a center and always is [0].
ne_alias.CoordIndex.push_back(static_cast<int32_t>(coord_num_prev + 1));
ne_alias.CoordIndex.push_back(static_cast<int32_t>(coord_num_prev++));
} // if(ccw) else
ne_alias.CoordIndex.push_back(-1); // add face delimiter.
} // for(int32_t vc = 2; vc < *vc_it; vc++)
coord_num_prev++; // that index will be center of next fan
coord_num_first = coord_num_prev++; // forward to next point - second point of fan
} // for(std::list<int32_t>::const_iterator vc_it = ne_alias.VertexCount.begin(); vc_it != ne_alias.VertexCount.end(); vc_it++)
// check for child nodes
if (!isNodeEmpty(node)) {
ParseHelper_Node_Enter(ne);
for (auto currentChildNode : node.children()) {
const std::string &currentChildName = currentChildNode.name();
// check for X3DComposedGeometryNodes
if (currentChildName == "Color")
readColor(currentChildNode);
else if (currentChildName == "ColorRGBA")
readColorRGBA(currentChildNode);
else if (currentChildName == "Coordinate")
readCoordinate(currentChildNode);
else if (currentChildName == "Normal")
readNormal(currentChildNode);
else if (currentChildName == "TextureCoordinate")
readTextureCoordinate(currentChildNode);
// check for X3DMetadataObject
else if (!checkForMetadataNode(currentChildNode))
skipUnsupportedNode("TriangleFanSet", currentChildNode);
}
ParseHelper_Node_Exit();
} // if(!isNodeEmpty(node))
else {
mNodeElementCur->Children.push_back(ne); // add made object as child to current element
}
NodeElement_List.push_back(ne); // add element to node element list because its a new object in graph
} // if(!use.empty()) else
}
// <TriangleSet
// DEF="" ID
// USE="" IDREF
// ccw="true" SFBool [initializeOnly]
// colorPerVertex="true" SFBool [initializeOnly]
// normalPerVertex="true" SFBool [initializeOnly]
// solid="true" SFBool [initializeOnly]
// >
// <!-- ComposedGeometryContentModel -->
// ComposedGeometryContentModel is the child-node content model corresponding to X3DComposedGeometryNodes. It can contain Color (or ColorRGBA), Coordinate,
// Normal and TextureCoordinate, in any order. No more than one instance of these nodes is allowed. Multiple VertexAttribute (FloatVertexAttribute,
// Matrix3VertexAttribute, Matrix4VertexAttribute) nodes can also be contained.
// A ProtoInstance node (with the proper node type) can be substituted for any node in this content model.
// </TriangleSet>
void X3DImporter::readTriangleSet(XmlNode &node) {
std::string use, def;
bool ccw = true;
bool colorPerVertex = true;
bool normalPerVertex = true;
bool solid = true;
X3DNodeElementBase *ne(nullptr);
MACRO_ATTRREAD_CHECKUSEDEF_RET(node, def, use);
XmlParser::getBoolAttribute(node, "ccw", ccw);
XmlParser::getBoolAttribute(node, "colorPerVertex", colorPerVertex);
XmlParser::getBoolAttribute(node, "normalPerVertex", normalPerVertex);
XmlParser::getBoolAttribute(node, "solid", solid);
// if "USE" defined then find already defined element.
if (!use.empty()) {
MACRO_USE_CHECKANDAPPLY(node, def, use, ENET_TriangleSet, ne);
} else {
// create and if needed - define new geometry object.
ne = new X3DNodeElementIndexedSet(X3DElemType::ENET_TriangleSet, mNodeElementCur);
if (!def.empty()) ne->ID = def;
X3DNodeElementSet &ne_alias = *((X3DNodeElementSet *)ne);
ne_alias.CCW = ccw;
ne_alias.ColorPerVertex = colorPerVertex;
ne_alias.NormalPerVertex = normalPerVertex;
ne_alias.Solid = solid;
// check for child nodes
if (!isNodeEmpty(node)) {
ParseHelper_Node_Enter(ne);
for (auto currentChildNode : node.children()) {
const std::string &currentChildName = currentChildNode.name();
// check for X3DComposedGeometryNodes
if (currentChildName == "Color")
readColor(currentChildNode);
else if (currentChildName == "ColorRGBA")
readColorRGBA(currentChildNode);
else if (currentChildName == "Coordinate")
readCoordinate(currentChildNode);
else if (currentChildName == "Normal")
readNormal(currentChildNode);
else if (currentChildName == "TextureCoordinate")
readTextureCoordinate(currentChildNode);
// check for X3DMetadataObject
else if (!checkForMetadataNode(currentChildNode))
skipUnsupportedNode("TriangleSet", currentChildNode);
}
ParseHelper_Node_Exit();
} // if(!isNodeEmpty(node))
else {
mNodeElementCur->Children.push_back(ne); // add made object as child to current element
}
NodeElement_List.push_back(ne); // add element to node element list because its a new object in graph
} // if(!use.empty()) else
}
// <TriangleStripSet
// DEF="" ID
// USE="" IDREF
// ccw="true" SFBool [initializeOnly]
// colorPerVertex="true" SFBool [initializeOnly]
// normalPerVertex="true" SFBool [initializeOnly]
// solid="true" SFBool [initializeOnly]
// stripCount="" MFInt32 [inputOutput]
// >
// <!-- ComposedGeometryContentModel -->
// ComposedGeometryContentModel is the child-node content model corresponding to X3DComposedGeometryNodes. It can contain Color (or ColorRGBA), Coordinate,
// Normal and TextureCoordinate, in any order. No more than one instance of these nodes is allowed. Multiple VertexAttribute (FloatVertexAttribute,
// Matrix3VertexAttribute, Matrix4VertexAttribute) nodes can also be contained.
// A ProtoInstance node (with the proper node type) can be substituted for any node in this content model.
// </TriangleStripSet>
void X3DImporter::readTriangleStripSet(XmlNode &node) {
std::string use, def;
bool ccw = true;
bool colorPerVertex = true;
std::vector<int32_t> stripCount;
bool normalPerVertex = true;
bool solid = true;
X3DNodeElementBase *ne(nullptr);
MACRO_ATTRREAD_CHECKUSEDEF_RET(node, def, use);
XmlParser::getBoolAttribute(node, "ccw", ccw);
XmlParser::getBoolAttribute(node, "colorPerVertex", colorPerVertex);
X3DXmlHelper::getInt32ArrayAttribute(node, "stripCount", stripCount);
XmlParser::getBoolAttribute(node, "normalPerVertex", normalPerVertex);
XmlParser::getBoolAttribute(node, "solid", solid);
// if "USE" defined then find already defined element.
if (!use.empty()) {
MACRO_USE_CHECKANDAPPLY(node, def, use, ENET_TriangleStripSet, ne);
} else {
// check data
if (stripCount.size() == 0) throw DeadlyImportError("TriangleStripSet must contain not empty \"stripCount\" attribute.");
// create and if needed - define new geometry object.
ne = new X3DNodeElementSet(X3DElemType::ENET_TriangleStripSet, mNodeElementCur);
if (!def.empty()) ne->ID = def;
X3DNodeElementSet &ne_alias = *((X3DNodeElementSet *)ne);
ne_alias.CCW = ccw;
ne_alias.ColorPerVertex = colorPerVertex;
ne_alias.VertexCount = stripCount;
ne_alias.NormalPerVertex = normalPerVertex;
ne_alias.Solid = solid;
// create CoordIdx
size_t coord_num0, coord_num1, coord_num2; // indices of current triangle
bool odd_tri; // sequence of current triangle
size_t coord_num_sb; // index of first point of strip
ne_alias.CoordIndex.clear();
coord_num_sb = 0;
for (std::vector<int32_t>::const_iterator vc_it = ne_alias.VertexCount.begin(); vc_it != ne_alias.VertexCount.end(); ++vc_it) {
if (*vc_it < 3) throw DeadlyImportError("TriangleStripSet. stripCount shall be greater than or equal to three.");
// set initial values for first triangle
coord_num0 = coord_num_sb;
coord_num1 = coord_num_sb + 1;
coord_num2 = coord_num_sb + 2;
odd_tri = true;
for (int32_t vc = 2; vc < *vc_it; vc++) {
if (ccw) {
// 0 2
// 1
ne_alias.CoordIndex.push_back(static_cast<int32_t>(coord_num0));
ne_alias.CoordIndex.push_back(static_cast<int32_t>(coord_num1));
ne_alias.CoordIndex.push_back(static_cast<int32_t>(coord_num2));
} else {
// 0 1
// 2
ne_alias.CoordIndex.push_back(static_cast<int32_t>(coord_num0));
ne_alias.CoordIndex.push_back(static_cast<int32_t>(coord_num2));
ne_alias.CoordIndex.push_back(static_cast<int32_t>(coord_num1));
} // if(ccw) else
ne_alias.CoordIndex.push_back(-1); // add face delimiter.
// prepare values for next triangle
if (odd_tri) {
coord_num0 = coord_num2;
coord_num2++;
} else {
coord_num1 = coord_num2;
coord_num2 = coord_num1 + 1;
}
odd_tri = !odd_tri;
coord_num_sb = coord_num2; // that index will be start of next strip
} // for(int32_t vc = 2; vc < *vc_it; vc++)
} // for(std::list<int32_t>::const_iterator vc_it = ne_alias.VertexCount.begin(); vc_it != ne_alias.VertexCount.end(); vc_it++)
// check for child nodes
if (!isNodeEmpty(node)) {
ParseHelper_Node_Enter(ne);
for (auto currentChildNode : node.children()) {
const std::string &currentChildName = currentChildNode.name();
// check for X3DComposedGeometryNodes
if (currentChildName == "Color")
readColor(currentChildNode);
else if (currentChildName == "ColorRGBA")
readColorRGBA(currentChildNode);
else if (currentChildName == "Coordinate")
readCoordinate(currentChildNode);
else if (currentChildName == "Normal")
readNormal(currentChildNode);
else if (currentChildName == "TextureCoordinate")
readTextureCoordinate(currentChildNode);
// check for X3DMetadataObject
else if (!checkForMetadataNode(currentChildNode))
skipUnsupportedNode("TriangleStripSet", currentChildNode);
}
ParseHelper_Node_Exit();
} // if(!isNodeEmpty(node))
else {
mNodeElementCur->Children.push_back(ne); // add made object as child to current element
}
NodeElement_List.push_back(ne); // add element to node element list because its a new object in graph
} // if(!use.empty()) else
}
// <Normal
// DEF="" ID
// USE="" IDREF
// vector="" MFVec3f [inputOutput]
// />
void X3DImporter::readNormal(XmlNode &node) {
std::string use, def;
std::list<aiVector3D> vector;
X3DNodeElementBase *ne;
MACRO_ATTRREAD_CHECKUSEDEF_RET(node, def, use);
X3DXmlHelper::getVector3DListAttribute(node, "vector", vector);
// if "USE" defined then find already defined element.
if (!use.empty()) {
MACRO_USE_CHECKANDAPPLY(node, def, use, ENET_Normal, ne);
} else {
// create and if needed - define new geometry object.
ne = new X3DNodeElementNormal(mNodeElementCur);
if (!def.empty()) ne->ID = def;
((X3DNodeElementNormal *)ne)->Value = vector;
// check for X3DMetadataObject childs.
if (!isNodeEmpty(node))
childrenReadMetadata(node, ne, "Normal");
else
mNodeElementCur->Children.push_back(ne); // add made object as child to current element
NodeElement_List.push_back(ne); // add element to node element list because its a new object in graph
} // if(!use.empty()) else
}
} // namespace Assimp
#endif // !ASSIMP_BUILD_NO_X3D_IMPORTER

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/*
Open Asset Import Library (assimp)
----------------------------------------------------------------------
Copyright (c) 2006-2019, assimp team
All rights reserved.
Redistribution and use of this software in source and binary forms,
with or without modification, are permitted provided that the
following conditions are met:
* Redistributions of source code must retain the above
copyright notice, this list of conditions and the
following disclaimer.
* Redistributions in binary form must reproduce the above
copyright notice, this list of conditions and the
following disclaimer in the documentation and/or other
materials provided with the distribution.
* Neither the name of the assimp team, nor the names of its
contributors may be used to endorse or promote products
derived from this software without specific prior
written permission of the assimp team.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
----------------------------------------------------------------------
*/
/// \file X3DImporter_Shape.cpp
/// \brief Parsing data from nodes of "Shape" set of X3D.
/// \date 2015-2016
/// \author smal.root@gmail.com
#ifndef ASSIMP_BUILD_NO_X3D_IMPORTER
#include "X3DImporter.hpp"
#include "X3DImporter_Macro.hpp"
#include "X3DXmlHelper.h"
namespace Assimp {
void X3DImporter::readShape(XmlNode &node) {
std::string use, def;
X3DNodeElementBase *ne(nullptr);
MACRO_ATTRREAD_CHECKUSEDEF_RET(node, def, use);
// if "USE" defined then find already defined element.
if (!use.empty()) {
MACRO_USE_CHECKANDAPPLY(node, def, use, ENET_Shape, ne);
} else {
// create and if needed - define new geometry object.
ne = new X3DNodeElementShape(mNodeElementCur);
if (!def.empty()) ne->ID = def;
// check for child nodes
if (!isNodeEmpty(node)) {
ParseHelper_Node_Enter(ne);
for (auto currentChildNode : node.children()) {
const std::string &currentChildName = currentChildNode.name();
// check for appearance node
if (currentChildName == "Appearance") readAppearance(currentChildNode);
// check for X3DGeometryNodes
else if (currentChildName == "Arc2D") readArc2D(currentChildNode);
else if (currentChildName == "ArcClose2D") readArcClose2D(currentChildNode);
else if (currentChildName == "Circle2D") readCircle2D(currentChildNode);
else if (currentChildName == "Disk2D") readDisk2D(currentChildNode);
else if (currentChildName == "Polyline2D") readPolyline2D(currentChildNode);
else if (currentChildName == "Polypoint2D") readPolypoint2D(currentChildNode);
else if (currentChildName == "Rectangle2D") readRectangle2D(currentChildNode);
else if (currentChildName == "TriangleSet2D") readTriangleSet2D(currentChildNode);
else if (currentChildName == "Box") readBox(currentChildNode);
else if (currentChildName == "Cone") readCone(currentChildNode);
else if (currentChildName == "Cylinder") readCylinder(currentChildNode);
else if (currentChildName == "ElevationGrid") readElevationGrid(currentChildNode);
else if (currentChildName == "Extrusion") readExtrusion(currentChildNode);
else if (currentChildName == "IndexedFaceSet") readIndexedFaceSet(currentChildNode);
else if (currentChildName == "Sphere") readSphere(currentChildNode);
else if (currentChildName == "IndexedLineSet") readIndexedLineSet(currentChildNode);
else if (currentChildName == "LineSet") readLineSet(currentChildNode);
else if (currentChildName == "PointSet") readPointSet(currentChildNode);
else if (currentChildName == "IndexedTriangleFanSet") readIndexedTriangleFanSet(currentChildNode);
else if (currentChildName == "IndexedTriangleSet") readIndexedTriangleSet(currentChildNode);
else if (currentChildName == "IndexedTriangleStripSet") readIndexedTriangleStripSet(currentChildNode);
else if (currentChildName == "TriangleFanSet") readTriangleFanSet(currentChildNode);
else if (currentChildName == "TriangleSet") readTriangleSet(currentChildNode);
// check for X3DMetadataObject
else if (!checkForMetadataNode(currentChildNode)) skipUnsupportedNode("Shape", currentChildNode);
}
ParseHelper_Node_Exit();
} // if (!isNodeEmpty(node))
else {
mNodeElementCur->Children.push_back(ne); // add made object as child to current element
}
NodeElement_List.push_back(ne); // add element to node element list because its a new object in graph
} // if(!use.empty()) else
}
// <Appearance
// DEF="" ID
// USE="" IDREF
// >
// <!-- AppearanceChildContentModel -->
// "Child-node content model corresponding to X3DAppearanceChildNode. Appearance can contain FillProperties, LineProperties, Material, any Texture node and
// any TextureTransform node, in any order. No more than one instance of these nodes is allowed. Appearance may also contain multiple shaders (ComposedShader,
// PackagedShader, ProgramShader).
// A ProtoInstance node (with the proper node type) can be substituted for any node in this content model."
// </Appearance>
void X3DImporter::readAppearance(XmlNode &node) {
std::string use, def;
X3DNodeElementBase* ne( nullptr );
MACRO_ATTRREAD_CHECKUSEDEF_RET(node, def, use);
// if "USE" defined then find already defined element.
if (!use.empty())
{
MACRO_USE_CHECKANDAPPLY(node, def, use, ENET_Appearance, ne);
}
else
{
// create and if needed - define new geometry object.
ne = new X3DNodeElementAppearance(mNodeElementCur);
if(!def.empty()) ne->ID = def;
// check for child nodes
if(!isNodeEmpty(node))
{
ParseHelper_Node_Enter(ne);
for (auto currentChildNode : node.children()) {
const std::string &currentChildName = currentChildNode.name();
if (currentChildName == "Material") readMaterial(currentChildNode);
else if (currentChildName == "ImageTexture") readImageTexture(currentChildNode);
else if (currentChildName == "TextureTransform") readTextureTransform(currentChildNode);
// check for X3DMetadataObject
else if (!checkForMetadataNode(currentChildNode)) skipUnsupportedNode("Appearance", currentChildNode);
}
ParseHelper_Node_Exit();
}// if(!isNodeEmpty(node))
else
{
mNodeElementCur->Children.push_back(ne);// add made object as child to current element
}
NodeElement_List.push_back(ne);// add element to node element list because its a new object in graph
}// if(!use.empty()) else
}
// <Material
// DEF="" ID
// USE="" IDREF
// ambientIntensity="0.2" SFFloat [inputOutput]
// diffuseColor="0.8 0.8 0.8" SFColor [inputOutput]
// emissiveColor="0 0 0" SFColor [inputOutput]
// shininess="0.2" SFFloat [inputOutput]
// specularColor="0 0 0" SFColor [inputOutput]
// transparency="0" SFFloat [inputOutput]
// />
void X3DImporter::readMaterial(XmlNode &node) {
std::string use, def;
float ambientIntensity = 0.2f;
float shininess = 0.2f;
float transparency = 0;
aiColor3D diffuseColor(0.8f, 0.8f, 0.8f);
aiColor3D emissiveColor(0, 0, 0);
aiColor3D specularColor(0, 0, 0);
X3DNodeElementBase* ne( nullptr );
MACRO_ATTRREAD_CHECKUSEDEF_RET(node, def, use);
XmlParser::getFloatAttribute(node, "ambientIntensity", ambientIntensity);
XmlParser::getFloatAttribute(node, "shininess", shininess);
XmlParser::getFloatAttribute(node, "transparency", transparency);
X3DXmlHelper::getColor3DAttribute(node, "diffuseColor", diffuseColor);
X3DXmlHelper::getColor3DAttribute(node, "emissiveColor", emissiveColor);
X3DXmlHelper::getColor3DAttribute(node, "specularColor", specularColor);
// if "USE" defined then find already defined element.
if(!use.empty())
{
MACRO_USE_CHECKANDAPPLY(node, def, use, ENET_Material, ne);
}
else
{
// create and if needed - define new geometry object.
ne = new X3DNodeElementMaterial(mNodeElementCur);
if(!def.empty()) ne->ID = def;
((X3DNodeElementMaterial *)ne)->AmbientIntensity = ambientIntensity;
((X3DNodeElementMaterial *)ne)->Shininess = shininess;
((X3DNodeElementMaterial *)ne)->Transparency = transparency;
((X3DNodeElementMaterial *)ne)->DiffuseColor = diffuseColor;
((X3DNodeElementMaterial *)ne)->EmissiveColor = emissiveColor;
((X3DNodeElementMaterial *)ne)->SpecularColor = specularColor;
// check for child nodes
if(!isNodeEmpty(node))
childrenReadMetadata(node, ne, "Material");
else
mNodeElementCur->Children.push_back(ne); // add made object as child to current element
NodeElement_List.push_back(ne);// add element to node element list because its a new object in graph
}// if(!use.empty()) else
}
}// namespace Assimp
#endif // !ASSIMP_BUILD_NO_X3D_IMPORTER

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/*
Open Asset Import Library (assimp)
----------------------------------------------------------------------
Copyright (c) 2006-2019, assimp team
All rights reserved.
Redistribution and use of this software in source and binary forms,
with or without modification, are permitted provided that the
following conditions are met:
* Redistributions of source code must retain the above
copyright notice, this list of conditions and the
following disclaimer.
* Redistributions in binary form must reproduce the above
copyright notice, this list of conditions and the
following disclaimer in the documentation and/or other
materials provided with the distribution.
* Neither the name of the assimp team, nor the names of its
contributors may be used to endorse or promote products
derived from this software without specific prior
written permission of the assimp team.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
----------------------------------------------------------------------
*/
/// \file X3DImporter_Texturing.cpp
/// \brief Parsing data from nodes of "Texturing" set of X3D.
/// \date 2015-2016
/// \author smal.root@gmail.com
#ifndef ASSIMP_BUILD_NO_X3D_IMPORTER
#include "X3DImporter.hpp"
#include "X3DImporter_Macro.hpp"
#include "X3DXmlHelper.h"
namespace Assimp {
// <ImageTexture
// DEF="" ID
// USE="" IDREF
// repeatS="true" SFBool
// repeatT="true" SFBool
// url="" MFString
// />
// When the url field contains no values ([]), texturing is disabled.
void X3DImporter::readImageTexture(XmlNode &node) {
std::string use, def;
bool repeatS = true;
bool repeatT = true;
std::list<std::string> url;
X3DNodeElementBase *ne(nullptr);
MACRO_ATTRREAD_CHECKUSEDEF_RET(node, def, use);
XmlParser::getBoolAttribute(node, "repeatS", repeatS);
XmlParser::getBoolAttribute(node, "repeatT", repeatT);
X3DXmlHelper::getStringListAttribute(node, "url", url);
// if "USE" defined then find already defined element.
if (!use.empty()) {
MACRO_USE_CHECKANDAPPLY(node, def, use, ENET_ImageTexture, ne);
} else {
// create and if needed - define new geometry object.
ne = new X3DNodeElementImageTexture(mNodeElementCur);
if (!def.empty()) ne->ID = def;
((X3DNodeElementImageTexture *)ne)->RepeatS = repeatS;
((X3DNodeElementImageTexture *)ne)->RepeatT = repeatT;
// Attribute "url" can contain list of strings. But we need only one - first.
if (!url.empty())
((X3DNodeElementImageTexture *)ne)->URL = url.front();
else
((X3DNodeElementImageTexture *)ne)->URL = "";
// check for X3DMetadataObject childs.
if (!isNodeEmpty(node))
childrenReadMetadata(node, ne, "ImageTexture");
else
mNodeElementCur->Children.push_back(ne); // add made object as child to current element
NodeElement_List.push_back(ne); // add element to node element list because its a new object in graph
} // if(!use.empty()) else
}
// <TextureCoordinate
// DEF="" ID
// USE="" IDREF
// point="" MFVec3f [inputOutput]
// />
void X3DImporter::readTextureCoordinate(XmlNode &node) {
std::string use, def;
std::list<aiVector2D> point;
X3DNodeElementBase *ne(nullptr);
MACRO_ATTRREAD_CHECKUSEDEF_RET(node, def, use);
X3DXmlHelper::getVector2DListAttribute(node, "point", point);
// if "USE" defined then find already defined element.
if (!use.empty()) {
MACRO_USE_CHECKANDAPPLY(node, def, use, ENET_TextureCoordinate, ne);
} else {
// create and if needed - define new geometry object.
ne = new X3DNodeElementTextureCoordinate(mNodeElementCur);
if (!def.empty()) ne->ID = def;
((X3DNodeElementTextureCoordinate *)ne)->Value = point;
// check for X3DMetadataObject childs.
if (!isNodeEmpty(node))
childrenReadMetadata(node, ne, "TextureCoordinate");
else
mNodeElementCur->Children.push_back(ne); // add made object as child to current element
NodeElement_List.push_back(ne); // add element to node element list because its a new object in graph
} // if(!use.empty()) else
}
// <TextureTransform
// DEF="" ID
// USE="" IDREF
// center="0 0" SFVec2f [inputOutput]
// rotation="0" SFFloat [inputOutput]
// scale="1 1" SFVec2f [inputOutput]
// translation="0 0" SFVec2f [inputOutput]
// />
void X3DImporter::readTextureTransform(XmlNode &node) {
std::string use, def;
aiVector2D center(0, 0);
float rotation = 0;
aiVector2D scale(1, 1);
aiVector2D translation(0, 0);
X3DNodeElementBase *ne(nullptr);
MACRO_ATTRREAD_CHECKUSEDEF_RET(node, def, use);
X3DXmlHelper::getVector2DAttribute(node, "center", center);
XmlParser::getFloatAttribute(node, "rotation", rotation);
X3DXmlHelper::getVector2DAttribute(node, "scale", scale);
X3DXmlHelper::getVector2DAttribute(node, "translation", translation);
// if "USE" defined then find already defined element.
if (!use.empty()) {
MACRO_USE_CHECKANDAPPLY(node, def, use, ENET_TextureTransform, ne);
} else {
// create and if needed - define new geometry object.
ne = new X3DNodeElementTextureTransform(mNodeElementCur);
if (!def.empty()) ne->ID = def;
((X3DNodeElementTextureTransform *)ne)->Center = center;
((X3DNodeElementTextureTransform *)ne)->Rotation = rotation;
((X3DNodeElementTextureTransform *)ne)->Scale = scale;
((X3DNodeElementTextureTransform *)ne)->Translation = translation;
// check for X3DMetadataObject childs.
if (!isNodeEmpty(node))
childrenReadMetadata(node, ne, "TextureTransform");
else
mNodeElementCur->Children.push_back(ne); // add made object as child to current element
NodeElement_List.push_back(ne); // add element to node element list because its a new object in graph
} // if(!use.empty()) else
}
} // namespace Assimp
#endif // !ASSIMP_BUILD_NO_X3D_IMPORTER

294
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#include "X3DXmlHelper.h"
#include "X3DImporter.hpp"
#include <assimp/ParsingUtils.h>
namespace Assimp {
bool X3DXmlHelper::getColor3DAttribute(XmlNode &node, const char *attributeName, aiColor3D &color) {
std::string val;
if (XmlParser::getStdStrAttribute(node, attributeName, val)) {
std::vector<std::string> values;
tokenize<std::string>(val, values, " ");
if (values.size() != 3) {
Throw_ConvertFail_Str2ArrF(node.name(), attributeName);
return false;
}
auto it = values.begin();
color.r = stof(*it++);
color.g = stof(*it++);
color.b = stof(*it);
return true;
}
return false;
}
bool X3DXmlHelper::getVector2DAttribute(XmlNode &node, const char *attributeName, aiVector2D &color) {
std::string val;
if (XmlParser::getStdStrAttribute(node, attributeName, val)) {
std::vector<std::string> values;
tokenize<std::string>(val, values, " ");
if (values.size() != 2) {
Throw_ConvertFail_Str2ArrF(node.name(), attributeName);
return false;
}
auto it = values.begin();
color.x = stof(*it++);
color.y = stof(*it);
return true;
}
return false;
}
bool X3DXmlHelper::getVector3DAttribute(XmlNode &node, const char *attributeName, aiVector3D &color) {
std::string val;
if (XmlParser::getStdStrAttribute(node, attributeName, val)) {
std::vector<std::string> values;
tokenize<std::string>(val, values, " ");
if (values.size() != 3) {
Throw_ConvertFail_Str2ArrF(node.name(), attributeName);
return false;
}
auto it = values.begin();
color.x = stof(*it++);
color.y = stof(*it++);
color.z = stof(*it);
return true;
}
return false;
}
bool X3DXmlHelper::getBooleanArrayAttribute(XmlNode &node, const char *attributeName, std::vector<bool> &boolArray) {
std::string val;
if (XmlParser::getStdStrAttribute(node, attributeName, val)) {
std::vector<std::string> values;
tokenize<std::string>(val, values, " ");
auto it = values.begin();
while (it != values.end()) {
auto s = *it++;
if (!s.empty())
boolArray.push_back(s[0] == 't' || s[0] == '1');
else
Throw_ConvertFail_Str2ArrB(node.name(), attributeName);
}
return true;
}
return false;
}
bool X3DXmlHelper::getDoubleArrayAttribute(XmlNode &node, const char *attributeName, std::vector<double> &doubleArray) {
std::string val;
if (XmlParser::getStdStrAttribute(node, attributeName, val)) {
std::vector<std::string> values;
tokenize<std::string>(val, values, " ");
auto it = values.begin();
while (it != values.end()) {
auto s = *it++;
if (!s.empty())
doubleArray.push_back(atof(s.c_str()));
else
Throw_ConvertFail_Str2ArrD(node.name(), attributeName);
}
return true;
}
return false;
}
bool X3DXmlHelper::getFloatArrayAttribute(XmlNode &node, const char *attributeName, std::vector<float> &floatArray) {
std::string val;
if (XmlParser::getStdStrAttribute(node, attributeName, val)) {
std::vector<std::string> values;
tokenize<std::string>(val, values, " ");
auto it = values.begin();
while (it != values.end()) {
auto s = *it++;
if (!s.empty())
floatArray.push_back((float)atof(s.c_str()));
else
Throw_ConvertFail_Str2ArrF(node.name(), attributeName);
}
return true;
}
return false;
}
bool X3DXmlHelper::getInt32ArrayAttribute(XmlNode &node, const char *attributeName, std::vector<int32_t> &intArray) {
std::string val;
if (XmlParser::getStdStrAttribute(node, attributeName, val)) {
std::vector<std::string> values;
tokenize<std::string>(val, values, " ");
auto it = values.begin();
while (it != values.end()) {
auto s = *it++;
if (!s.empty())
intArray.push_back((int32_t)atof(s.c_str()));
else
Throw_ConvertFail_Str2ArrI(node.name(), attributeName);
}
return true;
}
return false;
}
bool X3DXmlHelper::getStringListAttribute(XmlNode &node, const char *attributeName, std::list<std::string> &stringList) {
std::string val;
if (XmlParser::getStdStrAttribute(node, attributeName, val)) {
std::vector<std::string> values;
tokenize<std::string>(val, values, " ");
auto it = values.begin();
std::string currentConcat = "";
bool inQuotes = false;
while (it != values.end()) {
auto s = *it++;
if (!s.empty()) {
if (inQuotes) {
if (*(s.rbegin()) == '"') {
stringList.push_back(currentConcat + s.substr(0, s.length() - 1));
currentConcat = "";
inQuotes = false;
} else {
currentConcat += " " + s;
}
} else {
if (s[0] == '"') {
currentConcat = s.substr(1);
inQuotes = true;
} else {
stringList.push_back(s);
}
}
} else if (!inQuotes)
Throw_ConvertFail_Str2ArrI(node.name(), attributeName);
}
if (inQuotes) Throw_ConvertFail_Str2ArrI(node.name(), attributeName);
return true;
}
return false;
}
bool X3DXmlHelper::getStringArrayAttribute(XmlNode &node, const char *attributeName, std::vector<std::string> &stringArray) {
std::list<std::string> tlist;
if (getStringListAttribute(node, attributeName, tlist)) {
if (!tlist.empty()) {
stringArray.reserve(tlist.size());
for (std::list<std::string>::iterator it = tlist.begin(); it != tlist.end(); ++it) {
stringArray.push_back(*it);
}
return true;
}
}
return false;
}
bool X3DXmlHelper::getVector2DListAttribute(XmlNode &node, const char *attributeName, std::list<aiVector2D> &vectorList) {
std::string val;
if (XmlParser::getStdStrAttribute(node, attributeName, val)) {
std::vector<std::string> values;
tokenize<std::string>(val, values, " ");
if (values.size() % 2) Throw_ConvertFail_Str2ArrF(node.name(), attributeName);
auto it = values.begin();
while (it != values.end()) {
aiVector2D tvec;
tvec.x = (float)atof((*it++).c_str());
tvec.y = (float)atof((*it++).c_str());
vectorList.push_back(tvec);
}
return true;
}
return false;
}
bool X3DXmlHelper::getVector2DArrayAttribute(XmlNode &node, const char *attributeName, std::vector<aiVector2D> &vectorArray) {
std::list<aiVector2D> tlist;
if (getVector2DListAttribute(node, attributeName, tlist)) {
if (!tlist.empty()) {
vectorArray.reserve(tlist.size());
for (std::list<aiVector2D>::iterator it = tlist.begin(); it != tlist.end(); ++it) {
vectorArray.push_back(*it);
}
return true;
}
}
return false;
}
bool X3DXmlHelper::getVector3DListAttribute(XmlNode &node, const char *attributeName, std::list<aiVector3D> &vectorList) {
std::string val;
if (XmlParser::getStdStrAttribute(node, attributeName, val)) {
std::vector<std::string> values;
tokenize<std::string>(val, values, " ");
if (values.size() % 3 != 0) Throw_ConvertFail_Str2ArrF(node.name(), attributeName);
auto it = values.begin();
while (it != values.end()) {
aiVector3D tvec;
tvec.x = (float)atof((*it++).c_str());
tvec.y = (float)atof((*it++).c_str());
tvec.z = (float)atof((*it++).c_str());
vectorList.push_back(tvec);
}
return true;
}
return false;
}
bool X3DXmlHelper::getVector3DArrayAttribute(XmlNode &node, const char *attributeName, std::vector<aiVector3D> &vectorArray) {
std::list<aiVector3D> tlist;
if (getVector3DListAttribute(node, attributeName, tlist)) {
if (!tlist.empty()) {
vectorArray.reserve(tlist.size());
for (std::list<aiVector3D>::iterator it = tlist.begin(); it != tlist.end(); ++it) {
vectorArray.push_back(*it);
}
return true;
}
}
return false;
}
bool X3DXmlHelper::getColor3DListAttribute(XmlNode &node, const char *attributeName, std::list<aiColor3D> &colorList) {
std::string val;
if (XmlParser::getStdStrAttribute(node, attributeName, val)) {
std::vector<std::string> values;
tokenize<std::string>(val, values, " ");
if (values.size() % 3 != 0) Throw_ConvertFail_Str2ArrF(node.name(), attributeName);
auto it = values.begin();
while (it != values.end()) {
aiColor3D tvec;
tvec.r = (float)atof((*it++).c_str());
tvec.g = (float)atof((*it++).c_str());
tvec.b = (float)atof((*it++).c_str());
colorList.push_back(tvec);
}
return true;
}
return false;
}
bool X3DXmlHelper::getColor4DListAttribute(XmlNode &node, const char *attributeName, std::list<aiColor4D> &colorList) {
std::string val;
if (XmlParser::getStdStrAttribute(node, attributeName, val)) {
std::vector<std::string> values;
tokenize<std::string>(val, values, " ");
if (values.size() % 4 != 0) Throw_ConvertFail_Str2ArrF(node.name(), attributeName);
auto it = values.begin();
while (it != values.end()) {
aiColor4D tvec;
tvec.r = (float)atof((*it++).c_str());
tvec.g = (float)atof((*it++).c_str());
tvec.b = (float)atof((*it++).c_str());
tvec.a = (float)atof((*it++).c_str());
colorList.push_back(tvec);
}
return true;
}
return false;
}
} // namespace Assimp

30
code/AssetLib/X3D/X3DXmlHelper.h 100644
View File

@ -0,0 +1,30 @@
#pragma once
#include <assimp/XmlParser.h>
#include <assimp/types.h>
#include <list>
namespace Assimp {
class X3DXmlHelper {
public:
static bool getColor3DAttribute(XmlNode &node, const char *attributeName, aiColor3D &color);
static bool getVector2DAttribute(XmlNode &node, const char *attributeName, aiVector2D &vector);
static bool getVector3DAttribute(XmlNode &node, const char *attributeName, aiVector3D &vector);
static bool getBooleanArrayAttribute(XmlNode &node, const char *attributeName, std::vector<bool> &boolArray);
static bool getDoubleArrayAttribute(XmlNode &node, const char *attributeName, std::vector<double> &doubleArray);
static bool getFloatArrayAttribute(XmlNode &node, const char *attributeName, std::vector<float> &floatArray);
static bool getInt32ArrayAttribute(XmlNode &node, const char *attributeName, std::vector<int32_t> &intArray);
static bool getStringListAttribute(XmlNode &node, const char *attributeName, std::list<std::string> &stringArray);
static bool getStringArrayAttribute(XmlNode &node, const char *attributeName, std::vector<std::string> &stringArray);
static bool getVector2DListAttribute(XmlNode &node, const char *attributeName, std::list<aiVector2D> &vectorList);
static bool getVector2DArrayAttribute(XmlNode &node, const char *attributeName, std::vector<aiVector2D> &vectorArray);
static bool getVector3DListAttribute(XmlNode &node, const char *attributeName, std::list<aiVector3D> &vectorList);
static bool getVector3DArrayAttribute(XmlNode &node, const char *attributeName, std::vector<aiVector3D> &vectorArray);
static bool getColor3DListAttribute(XmlNode &node, const char *attributeName, std::list<aiColor3D> &colorList);
static bool getColor4DListAttribute(XmlNode &node, const char *attributeName, std::list<aiColor4D> &colorList);
};
} // namespace Assimp

14
code/CMakeLists.txt
View File

@ -800,9 +800,23 @@ ADD_ASSIMP_IMPORTER( X
ADD_ASSIMP_IMPORTER( X3D
AssetLib/X3D/X3DImporter.cpp
AssetLib/X3D/X3DImporter_Geometry2D.cpp
AssetLib/X3D/X3DImporter_Geometry3D.cpp
AssetLib/X3D/X3DImporter_Group.cpp
AssetLib/X3D/X3DImporter_Light.cpp
AssetLib/X3D/X3DImporter_Metadata.cpp
AssetLib/X3D/X3DImporter_Networking.cpp
AssetLib/X3D/X3DImporter_Postprocess.cpp
AssetLib/X3D/X3DImporter_Rendering.cpp
AssetLib/X3D/X3DImporter_Shape.cpp
AssetLib/X3D/X3DImporter_Texturing.cpp
AssetLib/X3D/X3DImporter.hpp
AssetLib/X3D/X3DImporter_Macro.hpp
AssetLib/X3D/X3DImporter_Node.hpp
AssetLib/X3D/X3DGeoHelper.cpp
AssetLib/X3D/X3DGeoHelper.h
AssetLib/X3D/X3DXmlHelper.cpp
AssetLib/X3D/X3DXmlHelper.h
)
ADD_ASSIMP_IMPORTER( GLTF

4
code/Common/ImporterRegistry.cpp
View File

@ -365,9 +365,7 @@ void GetImporterInstanceList(std::vector<BaseImporter *> &out) {
out.push_back(new D3MFImporter());
#endif
#ifndef ASSIMP_BUILD_NO_X3D_IMPORTER
if (devImportersEnabled) { // https://github.com/assimp/assimp/issues/3647
out.push_back(new X3DImporter());
}
out.push_back(new X3DImporter());
#endif
#ifndef ASSIMP_BUILD_NO_MMD_IMPORTER
out.push_back(new MMDImporter());