713 lines
23 KiB
C++
713 lines
23 KiB
C++
/*
|
|
Open Asset Import Library (assimp)
|
|
----------------------------------------------------------------------
|
|
|
|
Copyright (c) 2006-2021, 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 Defines helper data structures for the import of 3DS files */
|
|
|
|
#ifndef AI_3DSFILEHELPER_H_INC
|
|
#define AI_3DSFILEHELPER_H_INC
|
|
|
|
#include <assimp/SmoothingGroups.h>
|
|
#include <assimp/SpatialSort.h>
|
|
#include <assimp/StringUtils.h>
|
|
#include <assimp/anim.h>
|
|
#include <assimp/camera.h>
|
|
#include <assimp/light.h>
|
|
#include <assimp/material.h>
|
|
#include <assimp/qnan.h>
|
|
#include <stdio.h> //sprintf
|
|
|
|
namespace Assimp {
|
|
namespace D3DS {
|
|
|
|
#include <assimp/Compiler/pushpack1.h>
|
|
|
|
// ---------------------------------------------------------------------------
|
|
/** Discreet3DS class: Helper class for loading 3ds files. Defines chunks
|
|
* and data structures.
|
|
*/
|
|
class Discreet3DS {
|
|
private:
|
|
Discreet3DS() AI_NO_EXCEPT {
|
|
// empty
|
|
}
|
|
|
|
~Discreet3DS() {
|
|
// empty
|
|
}
|
|
|
|
public:
|
|
//! data structure for a single chunk in a .3ds file
|
|
struct Chunk {
|
|
uint16_t Flag;
|
|
uint32_t Size;
|
|
} PACK_STRUCT;
|
|
|
|
//! Used for shading field in material3ds structure
|
|
//! From AutoDesk 3ds SDK
|
|
typedef enum {
|
|
// translated to gouraud shading with wireframe active
|
|
Wire = 0x0,
|
|
|
|
// if this material is set, no vertex normals will
|
|
// be calculated for the model. Face normals + gouraud
|
|
Flat = 0x1,
|
|
|
|
// standard gouraud shading
|
|
Gouraud = 0x2,
|
|
|
|
// phong shading
|
|
Phong = 0x3,
|
|
|
|
// cooktorrance or anistropic phong shading ...
|
|
// the exact meaning is unknown, if you know it
|
|
// feel free to tell me ;-)
|
|
Metal = 0x4,
|
|
|
|
// required by the ASE loader
|
|
Blinn = 0x5
|
|
} shadetype3ds;
|
|
|
|
// Flags for animated keys
|
|
enum {
|
|
KEY_USE_TENS = 0x1,
|
|
KEY_USE_CONT = 0x2,
|
|
KEY_USE_BIAS = 0x4,
|
|
KEY_USE_EASE_TO = 0x8,
|
|
KEY_USE_EASE_FROM = 0x10
|
|
};
|
|
|
|
enum {
|
|
|
|
// ********************************************************************
|
|
// Basic chunks which can be found everywhere in the file
|
|
CHUNK_VERSION = 0x0002,
|
|
CHUNK_RGBF = 0x0010, // float4 R; float4 G; float4 B
|
|
CHUNK_RGBB = 0x0011, // int1 R; int1 G; int B
|
|
|
|
// Linear color values (gamma = 2.2?)
|
|
CHUNK_LINRGBF = 0x0013, // float4 R; float4 G; float4 B
|
|
CHUNK_LINRGBB = 0x0012, // int1 R; int1 G; int B
|
|
|
|
CHUNK_PERCENTW = 0x0030, // int2 percentage
|
|
CHUNK_PERCENTF = 0x0031, // float4 percentage
|
|
CHUNK_PERCENTD = 0x0032, // float8 percentage
|
|
// ********************************************************************
|
|
|
|
// Prj master chunk
|
|
CHUNK_PRJ = 0xC23D,
|
|
|
|
// MDLI master chunk
|
|
CHUNK_MLI = 0x3DAA,
|
|
|
|
// Primary main chunk of the .3ds file
|
|
CHUNK_MAIN = 0x4D4D,
|
|
|
|
// Mesh main chunk
|
|
CHUNK_OBJMESH = 0x3D3D,
|
|
|
|
// Specifies the background color of the .3ds file
|
|
// This is passed through the material system for
|
|
// viewing purposes.
|
|
CHUNK_BKGCOLOR = 0x1200,
|
|
|
|
// Specifies the ambient base color of the scene.
|
|
// This is added to all materials in the file
|
|
CHUNK_AMBCOLOR = 0x2100,
|
|
|
|
// Specifies the background image for the whole scene
|
|
// This value is passed through the material system
|
|
// to the viewer
|
|
CHUNK_BIT_MAP = 0x1100,
|
|
CHUNK_BIT_MAP_EXISTS = 0x1101,
|
|
|
|
// ********************************************************************
|
|
// Viewport related stuff. Ignored
|
|
CHUNK_DEFAULT_VIEW = 0x3000,
|
|
CHUNK_VIEW_TOP = 0x3010,
|
|
CHUNK_VIEW_BOTTOM = 0x3020,
|
|
CHUNK_VIEW_LEFT = 0x3030,
|
|
CHUNK_VIEW_RIGHT = 0x3040,
|
|
CHUNK_VIEW_FRONT = 0x3050,
|
|
CHUNK_VIEW_BACK = 0x3060,
|
|
CHUNK_VIEW_USER = 0x3070,
|
|
CHUNK_VIEW_CAMERA = 0x3080,
|
|
// ********************************************************************
|
|
|
|
// Mesh chunks
|
|
CHUNK_OBJBLOCK = 0x4000,
|
|
CHUNK_TRIMESH = 0x4100,
|
|
CHUNK_VERTLIST = 0x4110,
|
|
CHUNK_VERTFLAGS = 0x4111,
|
|
CHUNK_FACELIST = 0x4120,
|
|
CHUNK_FACEMAT = 0x4130,
|
|
CHUNK_MAPLIST = 0x4140,
|
|
CHUNK_SMOOLIST = 0x4150,
|
|
CHUNK_TRMATRIX = 0x4160,
|
|
CHUNK_MESHCOLOR = 0x4165,
|
|
CHUNK_TXTINFO = 0x4170,
|
|
CHUNK_LIGHT = 0x4600,
|
|
CHUNK_CAMERA = 0x4700,
|
|
CHUNK_HIERARCHY = 0x4F00,
|
|
|
|
// Specifies the global scaling factor. This is applied
|
|
// to the root node's transformation matrix
|
|
CHUNK_MASTER_SCALE = 0x0100,
|
|
|
|
// ********************************************************************
|
|
// Material chunks
|
|
CHUNK_MAT_MATERIAL = 0xAFFF,
|
|
|
|
// asciiz containing the name of the material
|
|
CHUNK_MAT_MATNAME = 0xA000,
|
|
CHUNK_MAT_AMBIENT = 0xA010, // followed by color chunk
|
|
CHUNK_MAT_DIFFUSE = 0xA020, // followed by color chunk
|
|
CHUNK_MAT_SPECULAR = 0xA030, // followed by color chunk
|
|
|
|
// Specifies the shininess of the material
|
|
// followed by percentage chunk
|
|
CHUNK_MAT_SHININESS = 0xA040,
|
|
CHUNK_MAT_SHININESS_PERCENT = 0xA041,
|
|
|
|
// Specifies the shading mode to be used
|
|
// followed by a short
|
|
CHUNK_MAT_SHADING = 0xA100,
|
|
|
|
// NOTE: Emissive color (self illumination) seems not
|
|
// to be a color but a single value, type is unknown.
|
|
// Make the parser accept both of them.
|
|
// followed by percentage chunk (?)
|
|
CHUNK_MAT_SELF_ILLUM = 0xA080,
|
|
|
|
// Always followed by percentage chunk (?)
|
|
CHUNK_MAT_SELF_ILPCT = 0xA084,
|
|
|
|
// Always followed by percentage chunk
|
|
CHUNK_MAT_TRANSPARENCY = 0xA050,
|
|
|
|
// Diffuse texture channel 0
|
|
CHUNK_MAT_TEXTURE = 0xA200,
|
|
|
|
// Contains opacity information for each texel
|
|
CHUNK_MAT_OPACMAP = 0xA210,
|
|
|
|
// Contains a reflection map to be used to reflect
|
|
// the environment. This is partially supported.
|
|
CHUNK_MAT_REFLMAP = 0xA220,
|
|
|
|
// Self Illumination map (emissive colors)
|
|
CHUNK_MAT_SELFIMAP = 0xA33d,
|
|
|
|
// Bumpmap. Not specified whether it is a heightmap
|
|
// or a normal map. Assme it is a heightmap since
|
|
// artist normally prefer this format.
|
|
CHUNK_MAT_BUMPMAP = 0xA230,
|
|
|
|
// Specular map. Seems to influence the specular color
|
|
CHUNK_MAT_SPECMAP = 0xA204,
|
|
|
|
// Holds shininess data.
|
|
CHUNK_MAT_MAT_SHINMAP = 0xA33C,
|
|
|
|
// Scaling in U/V direction.
|
|
// (need to gen separate UV coordinate set
|
|
// and do this by hand)
|
|
CHUNK_MAT_MAP_USCALE = 0xA354,
|
|
CHUNK_MAT_MAP_VSCALE = 0xA356,
|
|
|
|
// Translation in U/V direction.
|
|
// (need to gen separate UV coordinate set
|
|
// and do this by hand)
|
|
CHUNK_MAT_MAP_UOFFSET = 0xA358,
|
|
CHUNK_MAT_MAP_VOFFSET = 0xA35a,
|
|
|
|
// UV-coordinates rotation around the z-axis
|
|
// Assumed to be in radians.
|
|
CHUNK_MAT_MAP_ANG = 0xA35C,
|
|
|
|
// Tiling flags for 3DS files
|
|
CHUNK_MAT_MAP_TILING = 0xa351,
|
|
|
|
// Specifies the file name of a texture
|
|
CHUNK_MAPFILE = 0xA300,
|
|
|
|
// Specifies whether a materail requires two-sided rendering
|
|
CHUNK_MAT_TWO_SIDE = 0xA081,
|
|
// ********************************************************************
|
|
|
|
// Main keyframer chunk. Contains translation/rotation/scaling data
|
|
CHUNK_KEYFRAMER = 0xB000,
|
|
|
|
// Supported sub chunks
|
|
CHUNK_TRACKINFO = 0xB002,
|
|
CHUNK_TRACKOBJNAME = 0xB010,
|
|
CHUNK_TRACKDUMMYOBJNAME = 0xB011,
|
|
CHUNK_TRACKPIVOT = 0xB013,
|
|
CHUNK_TRACKPOS = 0xB020,
|
|
CHUNK_TRACKROTATE = 0xB021,
|
|
CHUNK_TRACKSCALE = 0xB022,
|
|
|
|
// ********************************************************************
|
|
// Keyframes for various other stuff in the file
|
|
// Partially ignored
|
|
CHUNK_AMBIENTKEY = 0xB001,
|
|
CHUNK_TRACKMORPH = 0xB026,
|
|
CHUNK_TRACKHIDE = 0xB029,
|
|
CHUNK_OBJNUMBER = 0xB030,
|
|
CHUNK_TRACKCAMERA = 0xB003,
|
|
CHUNK_TRACKFOV = 0xB023,
|
|
CHUNK_TRACKROLL = 0xB024,
|
|
CHUNK_TRACKCAMTGT = 0xB004,
|
|
CHUNK_TRACKLIGHT = 0xB005,
|
|
CHUNK_TRACKLIGTGT = 0xB006,
|
|
CHUNK_TRACKSPOTL = 0xB007,
|
|
CHUNK_FRAMES = 0xB008,
|
|
// ********************************************************************
|
|
|
|
// light sub-chunks
|
|
CHUNK_DL_OFF = 0x4620,
|
|
CHUNK_DL_OUTER_RANGE = 0x465A,
|
|
CHUNK_DL_INNER_RANGE = 0x4659,
|
|
CHUNK_DL_MULTIPLIER = 0x465B,
|
|
CHUNK_DL_EXCLUDE = 0x4654,
|
|
CHUNK_DL_ATTENUATE = 0x4625,
|
|
CHUNK_DL_SPOTLIGHT = 0x4610,
|
|
|
|
// camera sub-chunks
|
|
CHUNK_CAM_RANGES = 0x4720
|
|
};
|
|
};
|
|
|
|
// ---------------------------------------------------------------------------
|
|
/** Helper structure representing a 3ds mesh face */
|
|
struct Face : public FaceWithSmoothingGroup {
|
|
};
|
|
|
|
#ifdef _MSC_VER
|
|
#pragma warning(push)
|
|
#pragma warning(disable : 4315)
|
|
#endif // _MSC_VER
|
|
|
|
// ---------------------------------------------------------------------------
|
|
/** Helper structure representing a texture */
|
|
struct Texture {
|
|
//! Default constructor
|
|
Texture() AI_NO_EXCEPT
|
|
: mTextureBlend(0.0f),
|
|
mMapName(),
|
|
mOffsetU(0.0),
|
|
mOffsetV(0.0),
|
|
mScaleU(1.0),
|
|
mScaleV(1.0),
|
|
mRotation(0.0),
|
|
mMapMode(aiTextureMapMode_Wrap),
|
|
bPrivate(),
|
|
iUVSrc(0) {
|
|
mTextureBlend = get_qnan();
|
|
}
|
|
|
|
Texture(const Texture &other) :
|
|
mTextureBlend(other.mTextureBlend),
|
|
mMapName(other.mMapName),
|
|
mOffsetU(other.mOffsetU),
|
|
mOffsetV(other.mOffsetV),
|
|
mScaleU(other.mScaleU),
|
|
mScaleV(other.mScaleV),
|
|
mRotation(other.mRotation),
|
|
mMapMode(other.mMapMode),
|
|
bPrivate(other.bPrivate),
|
|
iUVSrc(other.iUVSrc) {
|
|
// empty
|
|
}
|
|
|
|
Texture(Texture &&other) AI_NO_EXCEPT : mTextureBlend(std::move(other.mTextureBlend)),
|
|
mMapName(std::move(other.mMapName)),
|
|
mOffsetU(std::move(other.mOffsetU)),
|
|
mOffsetV(std::move(other.mOffsetV)),
|
|
mScaleU(std::move(other.mScaleU)),
|
|
mScaleV(std::move(other.mScaleV)),
|
|
mRotation(std::move(other.mRotation)),
|
|
mMapMode(std::move(other.mMapMode)),
|
|
bPrivate(std::move(other.bPrivate)),
|
|
iUVSrc(std::move(other.iUVSrc)) {
|
|
// empty
|
|
}
|
|
|
|
Texture &operator=(Texture &&other) AI_NO_EXCEPT {
|
|
if (this == &other) {
|
|
return *this;
|
|
}
|
|
|
|
mTextureBlend = std::move(other.mTextureBlend);
|
|
mMapName = std::move(other.mMapName);
|
|
mOffsetU = std::move(other.mOffsetU);
|
|
mOffsetV = std::move(other.mOffsetV);
|
|
mScaleU = std::move(other.mScaleU);
|
|
mScaleV = std::move(other.mScaleV);
|
|
mRotation = std::move(other.mRotation);
|
|
mMapMode = std::move(other.mMapMode);
|
|
bPrivate = std::move(other.bPrivate);
|
|
iUVSrc = std::move(other.iUVSrc);
|
|
|
|
return *this;
|
|
}
|
|
|
|
//! Specifies the blend factor for the texture
|
|
ai_real mTextureBlend;
|
|
|
|
//! Specifies the filename of the texture
|
|
std::string mMapName;
|
|
|
|
//! Specifies texture coordinate offsets/scaling/rotations
|
|
ai_real mOffsetU;
|
|
ai_real mOffsetV;
|
|
ai_real mScaleU;
|
|
ai_real mScaleV;
|
|
ai_real mRotation;
|
|
|
|
//! Specifies the mapping mode to be used for the texture
|
|
aiTextureMapMode mMapMode;
|
|
|
|
//! Used internally
|
|
bool bPrivate;
|
|
int iUVSrc;
|
|
};
|
|
|
|
#include <assimp/Compiler/poppack1.h>
|
|
|
|
#ifdef _MSC_VER
|
|
#pragma warning(pop)
|
|
#endif // _MSC_VER
|
|
|
|
// ---------------------------------------------------------------------------
|
|
/** Helper structure representing a 3ds material */
|
|
struct Material {
|
|
//! Default constructor has been deleted
|
|
Material() :
|
|
mName(),
|
|
mDiffuse(ai_real(0.6), ai_real(0.6), ai_real(0.6)),
|
|
mSpecularExponent(ai_real(0.0)),
|
|
mShininessStrength(ai_real(1.0)),
|
|
mShading(Discreet3DS::Gouraud),
|
|
mTransparency(ai_real(1.0)),
|
|
mBumpHeight(ai_real(1.0)),
|
|
mTwoSided(false) {
|
|
// empty
|
|
}
|
|
|
|
//! Constructor with explicit name
|
|
explicit Material(const std::string &name) :
|
|
mName(name),
|
|
mDiffuse(ai_real(0.6), ai_real(0.6), ai_real(0.6)),
|
|
mSpecularExponent(ai_real(0.0)),
|
|
mShininessStrength(ai_real(1.0)),
|
|
mShading(Discreet3DS::Gouraud),
|
|
mTransparency(ai_real(1.0)),
|
|
mBumpHeight(ai_real(1.0)),
|
|
mTwoSided(false) {
|
|
// empty
|
|
}
|
|
|
|
Material(const Material &other) :
|
|
mName(other.mName),
|
|
mDiffuse(other.mDiffuse),
|
|
mSpecularExponent(other.mSpecularExponent),
|
|
mShininessStrength(other.mShininessStrength),
|
|
mSpecular(other.mSpecular),
|
|
mAmbient(other.mAmbient),
|
|
mShading(other.mShading),
|
|
mTransparency(other.mTransparency),
|
|
sTexDiffuse(other.sTexDiffuse),
|
|
sTexOpacity(other.sTexOpacity),
|
|
sTexSpecular(other.sTexSpecular),
|
|
sTexReflective(other.sTexReflective),
|
|
sTexBump(other.sTexBump),
|
|
sTexEmissive(other.sTexEmissive),
|
|
sTexShininess(other.sTexShininess),
|
|
mBumpHeight(other.mBumpHeight),
|
|
mEmissive(other.mEmissive),
|
|
sTexAmbient(other.sTexAmbient),
|
|
mTwoSided(other.mTwoSided) {
|
|
// empty
|
|
}
|
|
|
|
//! Move constructor. This is explicitly written because MSVC doesn't support defaulting it
|
|
Material(Material &&other) AI_NO_EXCEPT : mName(std::move(other.mName)),
|
|
mDiffuse(std::move(other.mDiffuse)),
|
|
mSpecularExponent(std::move(other.mSpecularExponent)),
|
|
mShininessStrength(std::move(other.mShininessStrength)),
|
|
mSpecular(std::move(other.mSpecular)),
|
|
mAmbient(std::move(other.mAmbient)),
|
|
mShading(std::move(other.mShading)),
|
|
mTransparency(std::move(other.mTransparency)),
|
|
sTexDiffuse(std::move(other.sTexDiffuse)),
|
|
sTexOpacity(std::move(other.sTexOpacity)),
|
|
sTexSpecular(std::move(other.sTexSpecular)),
|
|
sTexReflective(std::move(other.sTexReflective)),
|
|
sTexBump(std::move(other.sTexBump)),
|
|
sTexEmissive(std::move(other.sTexEmissive)),
|
|
sTexShininess(std::move(other.sTexShininess)),
|
|
mBumpHeight(std::move(other.mBumpHeight)),
|
|
mEmissive(std::move(other.mEmissive)),
|
|
sTexAmbient(std::move(other.sTexAmbient)),
|
|
mTwoSided(std::move(other.mTwoSided)) {
|
|
// empty
|
|
}
|
|
|
|
Material &operator=(Material &&other) AI_NO_EXCEPT {
|
|
if (this == &other) {
|
|
return *this;
|
|
}
|
|
|
|
mName = std::move(other.mName);
|
|
mDiffuse = std::move(other.mDiffuse);
|
|
mSpecularExponent = std::move(other.mSpecularExponent);
|
|
mShininessStrength = std::move(other.mShininessStrength),
|
|
mSpecular = std::move(other.mSpecular);
|
|
mAmbient = std::move(other.mAmbient);
|
|
mShading = std::move(other.mShading);
|
|
mTransparency = std::move(other.mTransparency);
|
|
sTexDiffuse = std::move(other.sTexDiffuse);
|
|
sTexOpacity = std::move(other.sTexOpacity);
|
|
sTexSpecular = std::move(other.sTexSpecular);
|
|
sTexReflective = std::move(other.sTexReflective);
|
|
sTexBump = std::move(other.sTexBump);
|
|
sTexEmissive = std::move(other.sTexEmissive);
|
|
sTexShininess = std::move(other.sTexShininess);
|
|
mBumpHeight = std::move(other.mBumpHeight);
|
|
mEmissive = std::move(other.mEmissive);
|
|
sTexAmbient = std::move(other.sTexAmbient);
|
|
mTwoSided = std::move(other.mTwoSided);
|
|
|
|
return *this;
|
|
}
|
|
|
|
virtual ~Material() {
|
|
// empty
|
|
}
|
|
|
|
//! Name of the material
|
|
std::string mName;
|
|
//! Diffuse color of the material
|
|
aiColor3D mDiffuse;
|
|
//! Specular exponent
|
|
ai_real mSpecularExponent;
|
|
//! Shininess strength, in percent
|
|
ai_real mShininessStrength;
|
|
//! Specular color of the material
|
|
aiColor3D mSpecular;
|
|
//! Ambient color of the material
|
|
aiColor3D mAmbient;
|
|
//! Shading type to be used
|
|
Discreet3DS::shadetype3ds mShading;
|
|
//! Opacity of the material
|
|
ai_real mTransparency;
|
|
//! Diffuse texture channel
|
|
Texture sTexDiffuse;
|
|
//! Opacity texture channel
|
|
Texture sTexOpacity;
|
|
//! Specular texture channel
|
|
Texture sTexSpecular;
|
|
//! Reflective texture channel
|
|
Texture sTexReflective;
|
|
//! Bump texture channel
|
|
Texture sTexBump;
|
|
//! Emissive texture channel
|
|
Texture sTexEmissive;
|
|
//! Shininess texture channel
|
|
Texture sTexShininess;
|
|
//! Scaling factor for the bump values
|
|
ai_real mBumpHeight;
|
|
//! Emissive color
|
|
aiColor3D mEmissive;
|
|
//! Ambient texture channel
|
|
//! (used by the ASE format)
|
|
Texture sTexAmbient;
|
|
//! True if the material must be rendered from two sides
|
|
bool mTwoSided;
|
|
};
|
|
|
|
// ---------------------------------------------------------------------------
|
|
/** Helper structure to represent a 3ds file mesh */
|
|
struct Mesh : public MeshWithSmoothingGroups<D3DS::Face> {
|
|
//! Default constructor has been deleted
|
|
Mesh() = delete;
|
|
|
|
//! Constructor with explicit name
|
|
explicit Mesh(const std::string &name) :
|
|
mName(name) {
|
|
}
|
|
|
|
//! Name of the mesh
|
|
std::string mName;
|
|
|
|
//! Texture coordinates
|
|
std::vector<aiVector3D> mTexCoords;
|
|
|
|
//! Face materials
|
|
std::vector<unsigned int> mFaceMaterials;
|
|
|
|
//! Local transformation matrix
|
|
aiMatrix4x4 mMat;
|
|
};
|
|
|
|
// ---------------------------------------------------------------------------
|
|
/** Float key - quite similar to aiVectorKey and aiQuatKey. Both are in the
|
|
C-API, so it would be difficult to make them a template. */
|
|
struct aiFloatKey {
|
|
double mTime; ///< The time of this key
|
|
ai_real mValue; ///< The value of this key
|
|
|
|
#ifdef __cplusplus
|
|
|
|
// time is not compared
|
|
bool operator==(const aiFloatKey &o) const { return o.mValue == this->mValue; }
|
|
|
|
bool operator!=(const aiFloatKey &o) const { return o.mValue != this->mValue; }
|
|
|
|
// Only time is compared. This operator is defined
|
|
// for use with std::sort
|
|
bool operator<(const aiFloatKey &o) const { return mTime < o.mTime; }
|
|
|
|
bool operator>(const aiFloatKey &o) const { return mTime > o.mTime; }
|
|
|
|
#endif
|
|
};
|
|
|
|
// ---------------------------------------------------------------------------
|
|
/** Helper structure to represent a 3ds file node */
|
|
struct Node {
|
|
Node() = delete;
|
|
|
|
explicit Node(const std::string &name) :
|
|
mParent(nullptr),
|
|
mName(name),
|
|
mInstanceNumber(0),
|
|
mHierarchyPos(0),
|
|
mHierarchyIndex(0),
|
|
mInstanceCount(1) {
|
|
aRotationKeys.reserve(20);
|
|
aPositionKeys.reserve(20);
|
|
aScalingKeys.reserve(20);
|
|
}
|
|
|
|
~Node() {
|
|
for (unsigned int i = 0; i < mChildren.size(); ++i)
|
|
delete mChildren[i];
|
|
}
|
|
|
|
//! Pointer to the parent node
|
|
Node *mParent;
|
|
|
|
//! Holds all child nodes
|
|
std::vector<Node *> mChildren;
|
|
|
|
//! Name of the node
|
|
std::string mName;
|
|
|
|
//! InstanceNumber of the node
|
|
int32_t mInstanceNumber;
|
|
|
|
//! Dummy nodes: real name to be combined with the $$$DUMMY
|
|
std::string mDummyName;
|
|
|
|
//! Position of the node in the hierarchy (tree depth)
|
|
int16_t mHierarchyPos;
|
|
|
|
//! Index of the node
|
|
int16_t mHierarchyIndex;
|
|
|
|
//! Rotation keys loaded from the file
|
|
std::vector<aiQuatKey> aRotationKeys;
|
|
|
|
//! Position keys loaded from the file
|
|
std::vector<aiVectorKey> aPositionKeys;
|
|
|
|
//! Scaling keys loaded from the file
|
|
std::vector<aiVectorKey> aScalingKeys;
|
|
|
|
// For target lights (spot lights and directional lights):
|
|
// The position of the target
|
|
std::vector<aiVectorKey> aTargetPositionKeys;
|
|
|
|
// For cameras: the camera roll angle
|
|
std::vector<aiFloatKey> aCameraRollKeys;
|
|
|
|
//! Pivot position loaded from the file
|
|
aiVector3D vPivot;
|
|
|
|
//instance count, will be kept only for the first node
|
|
int32_t mInstanceCount;
|
|
|
|
//! Add a child node, setup the right parent node for it
|
|
//! \param pc Node to be 'adopted'
|
|
inline Node &push_back(Node *pc) {
|
|
mChildren.push_back(pc);
|
|
pc->mParent = this;
|
|
return *this;
|
|
}
|
|
};
|
|
// ---------------------------------------------------------------------------
|
|
/** Helper structure analogue to aiScene */
|
|
struct Scene {
|
|
//! List of all materials loaded
|
|
//! NOTE: 3ds references materials globally
|
|
std::vector<Material> mMaterials;
|
|
|
|
//! List of all meshes loaded
|
|
std::vector<Mesh> mMeshes;
|
|
|
|
//! List of all cameras loaded
|
|
std::vector<aiCamera *> mCameras;
|
|
|
|
//! List of all lights loaded
|
|
std::vector<aiLight *> mLights;
|
|
|
|
//! Pointer to the root node of the scene
|
|
// --- moved to main class
|
|
// Node* pcRootNode;
|
|
};
|
|
|
|
} // end of namespace D3DS
|
|
} // end of namespace Assimp
|
|
|
|
#endif // AI_XFILEHELPER_H_INC
|