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Merge branch 'master' into master

pull/4054/head
Kim Kulling 2021-09-09 09:16:50 +02:00 committed by GitHub
parent 5ca2cbb7ae be0ab89afe
commit bc0a2762df
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GPG Key ID: 4AEE18F83AFDEB23
36 changed files with 1160 additions and 638 deletions
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1
.github/FUNDING.yml vendored
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@ -1 +1,2 @@
open_collective: assimp open_collective: assimp
patreon: assimp

1
.gitignore vendored
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@ -94,6 +94,7 @@ test/gtest/src/gtest-stamp/gtest-gitinfo.txt
test/gtest/src/gtest-stamp/gtest-gitclone-lastrun.txt test/gtest/src/gtest-stamp/gtest-gitclone-lastrun.txt
Assimp.opensdf Assimp.opensdf
contrib/zlib/CTestTestfile.cmake contrib/zlib/CTestTestfile.cmake
contrib/zlib/Debug/zlibstaticd.pdb
ipch/assimp_viewer-44bbbcd1/assimp_viewerd-ccc45335.ipch ipch/assimp_viewer-44bbbcd1/assimp_viewerd-ccc45335.ipch
bin64/assimp-vc140-mt.dll bin64/assimp-vc140-mt.dll
bin64/assimp-vc140-mtd.dll bin64/assimp-vc140-mtd.dll

1
CMakeLists.txt
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@ -267,6 +267,7 @@ ELSEIF(MSVC)
IF(MSVC12) IF(MSVC12)
ADD_COMPILE_OPTIONS(/wd4351) ADD_COMPILE_OPTIONS(/wd4351)
ENDIF() ENDIF()
ADD_COMPILE_OPTIONS(/wd4244) #supress warning for double to float conversion if Double precission is activated
SET(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} /D_DEBUG /Zi /Od") SET(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} /D_DEBUG /Zi /Od")
SET(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} /Zi") SET(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} /Zi")
SET(CMAKE_SHARED_LINKER_FLAGS_RELEASE "${CMAKE_SHARED_LINKER_FLAGS_RELEASE} /DEBUG:FULL /PDBALTPATH:%_PDB% /OPT:REF /OPT:ICF") SET(CMAKE_SHARED_LINKER_FLAGS_RELEASE "${CMAKE_SHARED_LINKER_FLAGS_RELEASE} /DEBUG:FULL /PDBALTPATH:%_PDB% /OPT:REF /OPT:ICF")

11
code/AssetLib/3DS/3DSConverter.cpp
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@ -68,8 +68,8 @@ void Discreet3DSImporter::ReplaceDefaultMaterial() {
unsigned int idx(NotSet); unsigned int idx(NotSet);
for (unsigned int i = 0; i < mScene->mMaterials.size(); ++i) { for (unsigned int i = 0; i < mScene->mMaterials.size(); ++i) {
std::string s = mScene->mMaterials[i].mName; std::string s = mScene->mMaterials[i].mName;
for (std::string::iterator it = s.begin(); it != s.end(); ++it) { for (char & it : s) {
*it = static_cast<char>(::tolower(static_cast<unsigned char>(*it))); it = static_cast<char>(::tolower(static_cast<unsigned char>(it)));
} }
if (std::string::npos == s.find("default")) continue; if (std::string::npos == s.find("default")) continue;
@ -79,12 +79,7 @@ void Discreet3DSImporter::ReplaceDefaultMaterial() {
mScene->mMaterials[i].mDiffuse.r != mScene->mMaterials[i].mDiffuse.r !=
mScene->mMaterials[i].mDiffuse.b) continue; mScene->mMaterials[i].mDiffuse.b) continue;
if (mScene->mMaterials[i].sTexDiffuse.mMapName.length() != 0 || if (ContainsTextures(i)) {
mScene->mMaterials[i].sTexBump.mMapName.length() != 0 ||
mScene->mMaterials[i].sTexOpacity.mMapName.length() != 0 ||
mScene->mMaterials[i].sTexEmissive.mMapName.length() != 0 ||
mScene->mMaterials[i].sTexSpecular.mMapName.length() != 0 ||
mScene->mMaterials[i].sTexShininess.mMapName.length() != 0) {
continue; continue;
} }
idx = i; idx = i;

2
code/AssetLib/3DS/3DSLoader.cpp
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@ -449,7 +449,7 @@ void Discreet3DSImporter::ParseChunk(const char *name, unsigned int num) {
// Read the lense angle // Read the lense angle
camera->mHorizontalFOV = AI_DEG_TO_RAD(stream->GetF4()); camera->mHorizontalFOV = AI_DEG_TO_RAD(stream->GetF4());
if (camera->mHorizontalFOV < 0.001f) { if (camera->mHorizontalFOV < 0.001f) {
camera->mHorizontalFOV = AI_DEG_TO_RAD(45.f); camera->mHorizontalFOV = float(AI_DEG_TO_RAD(45.f));
} }
// Now check for further subchunks // Now check for further subchunks

9
code/AssetLib/3DS/3DSLoader.h
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@ -208,6 +208,15 @@ protected:
*/ */
void ReplaceDefaultMaterial(); void ReplaceDefaultMaterial();
bool ContainsTextures(unsigned int i) const {
return !mScene->mMaterials[i].sTexDiffuse.mMapName.empty() ||
!mScene->mMaterials[i].sTexBump.mMapName.empty() ||
!mScene->mMaterials[i].sTexOpacity.mMapName.empty() ||
!mScene->mMaterials[i].sTexEmissive.mMapName.empty() ||
!mScene->mMaterials[i].sTexSpecular.mMapName.empty() ||
!mScene->mMaterials[i].sTexShininess.mMapName.empty() ;
}
// ------------------------------------------------------------------- // -------------------------------------------------------------------
/** Convert the whole scene /** Convert the whole scene
*/ */

165
code/AssetLib/3MF/3MFTypes.h 100644
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@ -0,0 +1,165 @@
/*
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.
----------------------------------------------------------------------
*/
#pragma once
#include <assimp/vector3.h>
#include <assimp/matrix4x4.h>
#include <assimp/ParsingUtils.h>
#include <vector>
#include <string>
struct aiMaterial;
struct aiMesh;
namespace Assimp {
namespace D3MF {
enum class ResourceType {
RT_Object,
RT_BaseMaterials,
RT_EmbeddedTexture2D,
RT_Texture2DGroup,
RT_Unknown
}; // To be extended with other resource types (eg. material extension resources like Texture2d, Texture2dGroup...)
class Resource {
public:
int mId;
Resource(int id) :
mId(id) {
// empty
}
virtual ~Resource() {
// empty
}
virtual ResourceType getType() const {
return ResourceType::RT_Unknown;
}
};
class EmbeddedTexture : public Resource {
public:
std::string mPath;
std::string mContentType;
std::string mTilestyleU;
std::string mTilestyleV;
std::vector<char> mBuffer;
EmbeddedTexture(int id) :
Resource(id),
mPath(),
mContentType(),
mTilestyleU(),
mTilestyleV() {
// empty
}
~EmbeddedTexture() = default;
ResourceType getType() const override {
return ResourceType::RT_EmbeddedTexture2D;
}
};
class Texture2DGroup : public Resource {
public:
std::vector<aiVector2D> mTex2dCoords;
int mTexId;
Texture2DGroup(int id) :
Resource(id),
mTexId(-1) {
// empty
}
~Texture2DGroup() = default;
ResourceType getType() const override {
return ResourceType::RT_Texture2DGroup;
}
};
class BaseMaterials : public Resource {
public:
std::vector<unsigned int> mMaterialIndex;
BaseMaterials(int id) :
Resource(id),
mMaterialIndex() {
// empty
}
~BaseMaterials() = default;
ResourceType getType() const override {
return ResourceType::RT_BaseMaterials;
}
};
struct Component {
int mObjectId;
aiMatrix4x4 mTransformation;
};
class Object : public Resource {
public:
std::vector<aiMesh *> mMeshes;
std::vector<unsigned int> mMeshIndex;
std::vector<Component> mComponents;
std::string mName;
Object(int id) :
Resource(id),
mName(std::string("Object_") + ai_to_string(id)) {
// empty
}
~Object() = default;
ResourceType getType() const override {
return ResourceType::RT_Object;
}
};
} // namespace D3MF
} // namespace Assimp

10
code/AssetLib/3MF/3MFXmlTags.h
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@ -80,13 +80,21 @@ namespace XmlTag {
const char* const item = "item"; const char* const item = "item";
const char* const objectid = "objectid"; const char* const objectid = "objectid";
const char* const transform = "transform"; const char* const transform = "transform";
const char *const path = "path";
// Material definitions // Material definitions
const char* const basematerials = "basematerials"; const char* const basematerials = "basematerials";
const char* const basematerials_id = "id";
const char* const basematerials_base = "base"; const char* const basematerials_base = "base";
const char* const basematerials_name = "name"; const char* const basematerials_name = "name";
const char* const basematerials_displaycolor = "displaycolor"; const char* const basematerials_displaycolor = "displaycolor";
const char* const texture_2d = "m:texture2d";
const char *const texture_group = "m:texture2dgroup";
const char *const texture_content_type = "contenttype";
const char *const texture_tilestyleu = "tilestyleu";
const char *const texture_tilestylev = "tilestylev";
const char *const texture_2d_coord = "m:tex2coord";
const char *const texture_cuurd_u = "u";
const char *const texture_cuurd_v = "v";
// Meta info tags // Meta info tags
const char* const CONTENT_TYPES_ARCHIVE = "[Content_Types].xml"; const char* const CONTENT_TYPES_ARCHIVE = "[Content_Types].xml";

522
code/AssetLib/3MF/D3MFImporter.cpp
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@ -44,6 +44,7 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#include "D3MFImporter.h" #include "D3MFImporter.h"
#include "3MFXmlTags.h" #include "3MFXmlTags.h"
#include "D3MFOpcPackage.h" #include "D3MFOpcPackage.h"
#include "XmlSerializer.h"
#include <assimp/StringComparison.h> #include <assimp/StringComparison.h>
#include <assimp/StringUtils.h> #include <assimp/StringUtils.h>
@ -61,513 +62,9 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#include <string> #include <string>
#include <vector> #include <vector>
#include <iomanip> #include <iomanip>
#include <string.h> #include <cstring>
namespace Assimp { namespace Assimp {
namespace D3MF {
enum class ResourceType {
RT_Object,
RT_BaseMaterials,
RT_Unknown
}; // To be extended with other resource types (eg. material extension resources like Texture2d, Texture2dGroup...)
class Resource {
public:
int mId;
Resource(int id) :
mId(id) {
// empty
}
virtual ~Resource() {
// empty
}
virtual ResourceType getType() const {
return ResourceType::RT_Unknown;
}
};
class BaseMaterials : public Resource {
public:
std::vector<aiMaterial *> mMaterials;
std::vector<unsigned int> mMaterialIndex;
BaseMaterials(int id) :
Resource(id),
mMaterials(),
mMaterialIndex() {
// empty
}
~BaseMaterials() = default;
ResourceType getType() const override {
return ResourceType::RT_BaseMaterials;
}
};
struct Component {
int mObjectId;
aiMatrix4x4 mTransformation;
};
class Object : public Resource {
public:
std::vector<aiMesh *> mMeshes;
std::vector<unsigned int> mMeshIndex;
std::vector<Component> mComponents;
std::string mName;
Object(int id) :
Resource(id),
mName(std::string("Object_") + ai_to_string(id)) {
// empty
}
~Object() = default;
ResourceType getType() const override {
return ResourceType::RT_Object;
}
};
class XmlSerializer {
public:
XmlSerializer(XmlParser *xmlParser) :
mResourcesDictionnary(),
mMaterialCount(0),
mMeshCount(0),
mXmlParser(xmlParser) {
// empty
}
~XmlSerializer() {
for (auto it = mResourcesDictionnary.begin(); it != mResourcesDictionnary.end(); ++it ) {
delete it->second;
}
}
void ImportXml(aiScene *scene) {
if (nullptr == scene) {
return;
}
scene->mRootNode = new aiNode(XmlTag::RootTag);
XmlNode node = mXmlParser->getRootNode().child(XmlTag::model);
if (node.empty()) {
return;
}
XmlNode resNode = node.child(XmlTag::resources);
for (auto &currentNode : resNode.children()) {
const std::string currentNodeName = currentNode.name();
if (currentNodeName == XmlTag::object) {
ReadObject(currentNode);
} else if (currentNodeName == XmlTag::basematerials) {
ReadBaseMaterials(currentNode);
} else if (currentNodeName == XmlTag::meta) {
ReadMetadata(currentNode);
}
}
XmlNode buildNode = node.child(XmlTag::build);
for (auto &currentNode : buildNode.children()) {
const std::string currentNodeName = currentNode.name();
if (currentNodeName == XmlTag::item) {
int objectId = -1;
std::string transformationMatrixStr;
aiMatrix4x4 transformationMatrix;
getNodeAttribute(currentNode, D3MF::XmlTag::objectid, objectId);
bool hasTransform = getNodeAttribute(currentNode, D3MF::XmlTag::transform, transformationMatrixStr);
auto it = mResourcesDictionnary.find(objectId);
if (it != mResourcesDictionnary.end() && it->second->getType() == ResourceType::RT_Object) {
Object *obj = static_cast<Object *>(it->second);
if (hasTransform) {
transformationMatrix = parseTransformMatrix(transformationMatrixStr);
}
addObjectToNode(scene->mRootNode, obj, transformationMatrix);
}
}
}
// import the metadata
if (!mMetaData.empty()) {
const size_t numMeta = mMetaData.size();
scene->mMetaData = aiMetadata::Alloc(static_cast<unsigned int>(numMeta));
for (size_t i = 0; i < numMeta; ++i) {
aiString val(mMetaData[i].value);
scene->mMetaData->Set(static_cast<unsigned int>(i), mMetaData[i].name, val);
}
}
// import the meshes
scene->mNumMeshes = static_cast<unsigned int>(mMeshCount);
if (scene->mNumMeshes != 0) {
scene->mMeshes = new aiMesh *[scene->mNumMeshes]();
for (auto it = mResourcesDictionnary.begin(); it != mResourcesDictionnary.end(); ++it) {
if (it->second->getType() == ResourceType::RT_Object) {
Object *obj = static_cast<Object *>(it->second);
ai_assert(nullptr != obj);
for (unsigned int i = 0; i < obj->mMeshes.size(); ++i) {
scene->mMeshes[obj->mMeshIndex[i]] = obj->mMeshes[i];
}
}
}
}
// import the materials
scene->mNumMaterials = mMaterialCount;
if (scene->mNumMaterials != 0) {
scene->mMaterials = new aiMaterial *[scene->mNumMaterials];
for (auto it = mResourcesDictionnary.begin(); it != mResourcesDictionnary.end(); ++it) {
if (it->second->getType() == ResourceType::RT_BaseMaterials) {
BaseMaterials *baseMaterials = static_cast<BaseMaterials *>(it->second);
for (unsigned int i = 0; i < baseMaterials->mMaterials.size(); ++i) {
scene->mMaterials[baseMaterials->mMaterialIndex[i]] = baseMaterials->mMaterials[i];
}
}
}
}
}
private:
void addObjectToNode(aiNode *parent, Object *obj, aiMatrix4x4 nodeTransform) {
ai_assert(nullptr != obj);
aiNode *sceneNode = new aiNode(obj->mName);
sceneNode->mNumMeshes = static_cast<unsigned int>(obj->mMeshes.size());
sceneNode->mMeshes = new unsigned int[sceneNode->mNumMeshes];
std::copy(obj->mMeshIndex.begin(), obj->mMeshIndex.end(), sceneNode->mMeshes);
sceneNode->mTransformation = nodeTransform;
if (nullptr != parent) {
parent->addChildren(1, &sceneNode);
}
for (size_t i = 0; i < obj->mComponents.size(); ++i) {
Component c = obj->mComponents[i];
auto it = mResourcesDictionnary.find(c.mObjectId);
if (it != mResourcesDictionnary.end() && it->second->getType() == ResourceType::RT_Object) {
addObjectToNode(sceneNode, static_cast<Object *>(it->second), c.mTransformation);
}
}
}
bool getNodeAttribute(const XmlNode &node, const std::string &attribute, std::string &value) {
pugi::xml_attribute objectAttribute = node.attribute(attribute.c_str());
if (!objectAttribute.empty()) {
value = objectAttribute.as_string();
return true;
}
return false;
}
bool getNodeAttribute(const XmlNode &node, const std::string &attribute, int &value) {
std::string strValue;
bool ret = getNodeAttribute(node, attribute, strValue);
if (ret) {
value = std::atoi(strValue.c_str());
return true;
}
return false;
}
aiMatrix4x4 parseTransformMatrix(std::string matrixStr) {
// split the string
std::vector<float> numbers;
std::string currentNumber;
for (size_t i = 0; i < matrixStr.size(); ++i) {
const char c = matrixStr[i];
if (c == ' ') {
if (currentNumber.size() > 0) {
float f = std::stof(currentNumber);
numbers.push_back(f);
currentNumber.clear();
}
} else {
currentNumber.push_back(c);
}
}
if (currentNumber.size() > 0) {
const float f = std::stof(currentNumber);
numbers.push_back(f);
}
aiMatrix4x4 transformMatrix;
transformMatrix.a1 = numbers[0];
transformMatrix.b1 = numbers[1];
transformMatrix.c1 = numbers[2];
transformMatrix.d1 = 0;
transformMatrix.a2 = numbers[3];
transformMatrix.b2 = numbers[4];
transformMatrix.c2 = numbers[5];
transformMatrix.d2 = 0;
transformMatrix.a3 = numbers[6];
transformMatrix.b3 = numbers[7];
transformMatrix.c3 = numbers[8];
transformMatrix.d3 = 0;
transformMatrix.a4 = numbers[9];
transformMatrix.b4 = numbers[10];
transformMatrix.c4 = numbers[11];
transformMatrix.d4 = 1;
return transformMatrix;
}
void ReadObject(XmlNode &node) {
int id = -1, pid = -1, pindex = -1;
bool hasId = getNodeAttribute(node, XmlTag::id, id);
bool hasPid = getNodeAttribute(node, XmlTag::pid, pid);
bool hasPindex = getNodeAttribute(node, XmlTag::pindex, pindex);
if (!hasId) {
return;
}
Object *obj = new Object(id);
for (XmlNode &currentNode : node.children()) {
const std::string &currentName = currentNode.name();
if (currentName == D3MF::XmlTag::mesh) {
auto mesh = ReadMesh(currentNode);
mesh->mName.Set(ai_to_string(id));
if (hasPid) {
auto it = mResourcesDictionnary.find(pid);
if (hasPindex && it != mResourcesDictionnary.end() && it->second->getType() == ResourceType::RT_BaseMaterials) {
BaseMaterials *materials = static_cast<BaseMaterials *>(it->second);
mesh->mMaterialIndex = materials->mMaterialIndex[pindex];
}
}
obj->mMeshes.push_back(mesh);
obj->mMeshIndex.push_back(mMeshCount);
mMeshCount++;
} else if (currentName == D3MF::XmlTag::components) {
for (XmlNode &currentSubNode : currentNode.children()) {
const std::string subNodeName = currentSubNode.name();
if (subNodeName == D3MF::XmlTag::component) {
int objectId = -1;
std::string componentTransformStr;
aiMatrix4x4 componentTransform;
if (getNodeAttribute(currentSubNode, D3MF::XmlTag::transform, componentTransformStr)) {
componentTransform = parseTransformMatrix(componentTransformStr);
}
if (getNodeAttribute(currentSubNode, D3MF::XmlTag::objectid, objectId)) {
obj->mComponents.push_back({ objectId, componentTransform });
}
}
}
}
}
mResourcesDictionnary.insert(std::make_pair(id, obj));
}
aiMesh *ReadMesh(XmlNode &node) {
aiMesh *mesh = new aiMesh();
for (XmlNode &currentNode : node.children()) {
const std::string currentName = currentNode.name();
if (currentName == XmlTag::vertices) {
ImportVertices(currentNode, mesh);
} else if (currentName == XmlTag::triangles) {
ImportTriangles(currentNode, mesh);
}
}
return mesh;
}
void ReadMetadata(XmlNode &node) {
pugi::xml_attribute attribute = node.attribute(D3MF::XmlTag::meta_name);
const std::string name = attribute.as_string();
const std::string value = node.value();
if (name.empty()) {
return;
}
MetaEntry entry;
entry.name = name;
entry.value = value;
mMetaData.push_back(entry);
}
void ImportVertices(XmlNode &node, aiMesh *mesh) {
std::vector<aiVector3D> vertices;
for (XmlNode &currentNode : node.children()) {
const std::string currentName = currentNode.name();
if (currentName == XmlTag::vertex) {
vertices.push_back(ReadVertex(currentNode));
}
}
mesh->mNumVertices = static_cast<unsigned int>(vertices.size());
mesh->mVertices = new aiVector3D[mesh->mNumVertices];
std::copy(vertices.begin(), vertices.end(), mesh->mVertices);
}
aiVector3D ReadVertex(XmlNode &node) {
aiVector3D vertex;
vertex.x = ai_strtof(node.attribute(XmlTag::x).as_string(), nullptr);
vertex.y = ai_strtof(node.attribute(XmlTag::y).as_string(), nullptr);
vertex.z = ai_strtof(node.attribute(XmlTag::z).as_string(), nullptr);
return vertex;
}
void ImportTriangles(XmlNode &node, aiMesh *mesh) {
std::vector<aiFace> faces;
for (XmlNode &currentNode : node.children()) {
const std::string currentName = currentNode.name();
if (currentName == XmlTag::triangle) {
aiFace face = ReadTriangle(currentNode);
faces.push_back(face);
int pid = 0, p1 = 0;
bool hasPid = getNodeAttribute(currentNode, D3MF::XmlTag::pid, pid);
bool hasP1 = getNodeAttribute(currentNode, D3MF::XmlTag::p1, p1);
if (hasPid && hasP1) {
auto it = mResourcesDictionnary.find(pid);
if (it != mResourcesDictionnary.end()) {
if (it->second->getType() == ResourceType::RT_BaseMaterials) {
BaseMaterials *baseMaterials = static_cast<BaseMaterials *>(it->second);
mesh->mMaterialIndex = baseMaterials->mMaterialIndex[p1];
}
// TODO: manage the separation into several meshes if the triangles of the mesh do not all refer to the same material
}
}
}
}
mesh->mNumFaces = static_cast<unsigned int>(faces.size());
mesh->mFaces = new aiFace[mesh->mNumFaces];
mesh->mPrimitiveTypes = aiPrimitiveType_TRIANGLE;
std::copy(faces.begin(), faces.end(), mesh->mFaces);
}
aiFace ReadTriangle(XmlNode &node) {
aiFace face;
face.mNumIndices = 3;
face.mIndices = new unsigned int[face.mNumIndices];
face.mIndices[0] = static_cast<unsigned int>(std::atoi(node.attribute(XmlTag::v1).as_string()));
face.mIndices[1] = static_cast<unsigned int>(std::atoi(node.attribute(XmlTag::v2).as_string()));
face.mIndices[2] = static_cast<unsigned int>(std::atoi(node.attribute(XmlTag::v3).as_string()));
return face;
}
void ReadBaseMaterials(XmlNode &node) {
int id = -1;
if (getNodeAttribute(node, D3MF::XmlTag::basematerials_id, id)) {
BaseMaterials *baseMaterials = new BaseMaterials(id);
for (XmlNode &currentNode : node.children()) {
const std::string currentName = currentNode.name();
if (currentName == XmlTag::basematerials_base) {
baseMaterials->mMaterialIndex.push_back(mMaterialCount);
baseMaterials->mMaterials.push_back(readMaterialDef(currentNode, id));
++mMaterialCount;
}
}
mResourcesDictionnary.insert(std::make_pair(id, baseMaterials));
}
}
bool parseColor(const char *color, aiColor4D &diffuse) {
if (nullptr == color) {
return false;
}
//format of the color string: #RRGGBBAA or #RRGGBB (3MF Core chapter 5.1.1)
const size_t len = strlen(color);
if (9 != len && 7 != len) {
return false;
}
const char *buf(color);
if ('#' != buf[0]) {
return false;
}
char r[3] = { buf[1], buf[2], '\0' };
diffuse.r = static_cast<ai_real>(strtol(r, nullptr, 16)) / ai_real(255.0);
char g[3] = { buf[3], buf[4], '\0' };
diffuse.g = static_cast<ai_real>(strtol(g, nullptr, 16)) / ai_real(255.0);
char b[3] = { buf[5], buf[6], '\0' };
diffuse.b = static_cast<ai_real>(strtol(b, nullptr, 16)) / ai_real(255.0);
if (7 == len)
return true;
char a[3] = { buf[7], buf[8], '\0' };
diffuse.a = static_cast<ai_real>(strtol(a, nullptr, 16)) / ai_real(255.0);
return true;
}
void assignDiffuseColor(XmlNode &node, aiMaterial *mat) {
const char *color = node.attribute(XmlTag::basematerials_displaycolor).as_string();
aiColor4D diffuse;
if (parseColor(color, diffuse)) {
mat->AddProperty<aiColor4D>(&diffuse, 1, AI_MATKEY_COLOR_DIFFUSE);
}
}
aiMaterial *readMaterialDef(XmlNode &node, unsigned int basematerialsId) {
aiMaterial *material = new aiMaterial();
material->mNumProperties = 0;
std::string name;
bool hasName = getNodeAttribute(node, D3MF::XmlTag::basematerials_name, name);
std::string stdMaterialName;
const std::string strId(ai_to_string(basematerialsId));
stdMaterialName += "id";
stdMaterialName += strId;
stdMaterialName += "_";
if (hasName) {
stdMaterialName += std::string(name);
} else {
stdMaterialName += "basemat_";
stdMaterialName += ai_to_string(mMaterialCount - basematerialsId);
}
aiString assimpMaterialName(stdMaterialName);
material->AddProperty(&assimpMaterialName, AI_MATKEY_NAME);
assignDiffuseColor(node, material);
return material;
}
private:
struct MetaEntry {
std::string name;
std::string value;
};
std::vector<MetaEntry> mMetaData;
std::map<unsigned int, Resource *> mResourcesDictionnary;
unsigned int mMaterialCount, mMeshCount;
XmlParser *mXmlParser;
};
} //namespace D3MF
using namespace D3MF; using namespace D3MF;
@ -597,7 +94,9 @@ bool D3MFImporter::CanRead(const std::string &filename, IOSystem *pIOHandler, bo
const std::string extension(GetExtension(filename)); const std::string extension(GetExtension(filename));
if (extension == desc.mFileExtensions) { if (extension == desc.mFileExtensions) {
return true; return true;
} else if (!extension.length() || checkSig) { }
if (!extension.length() || checkSig) {
if (nullptr == pIOHandler) { if (nullptr == pIOHandler) {
return false; return false;
} }
@ -611,7 +110,7 @@ bool D3MFImporter::CanRead(const std::string &filename, IOSystem *pIOHandler, bo
return false; return false;
} }
void D3MFImporter::SetupProperties(const Importer * /*pImp*/) { void D3MFImporter::SetupProperties(const Importer*) {
// empty // empty
} }
@ -626,6 +125,15 @@ void D3MFImporter::InternReadFile(const std::string &filename, aiScene *pScene,
if (xmlParser.parse(opcPackage.RootStream())) { if (xmlParser.parse(opcPackage.RootStream())) {
XmlSerializer xmlSerializer(&xmlParser); XmlSerializer xmlSerializer(&xmlParser);
xmlSerializer.ImportXml(pScene); xmlSerializer.ImportXml(pScene);
const std::vector<aiTexture*> &tex = opcPackage.GetEmbeddedTextures();
if (!tex.empty()) {
pScene->mNumTextures = static_cast<unsigned int>(tex.size());
pScene->mTextures = new aiTexture *[pScene->mNumTextures];
for (unsigned int i = 0; i < pScene->mNumTextures; ++i) {
pScene->mTextures[i] = tex[i];
}
}
} }
} }

34
code/AssetLib/3MF/D3MFImporter.h
View File

@ -4,7 +4,6 @@ Open Asset Import Library (assimp)
Copyright (c) 2006-2021, assimp team Copyright (c) 2006-2021, assimp team
All rights reserved. All rights reserved.
Redistribution and use of this software in source and binary forms, Redistribution and use of this software in source and binary forms,
@ -47,17 +46,40 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
namespace Assimp { namespace Assimp {
// ---------------------------------------------------------------------------
/// @brief The 3MF-importer class. /// @brief The 3MF-importer class.
///
/// Implements the basic topology import and embedded textures.
// ---------------------------------------------------------------------------
class D3MFImporter : public BaseImporter { class D3MFImporter : public BaseImporter {
public: public:
/// @brief The default class constructor.
D3MFImporter(); D3MFImporter();
~D3MFImporter();
bool CanRead(const std::string &pFile, IOSystem *pIOHandler, bool checkSig) const; /// @brief The class destructor.
void SetupProperties(const Importer *pImp); ~D3MFImporter() override;
const aiImporterDesc *GetInfo() const;
/// @brief Performs the data format detection.
/// @param pFile The filename to check.
/// @param pIOHandler The used IO-System.
/// @param checkSig true for signature checking.
/// @return true for can be loaded, false for not.
bool CanRead(const std::string &pFile, IOSystem *pIOHandler, bool checkSig) const override;
/// @brief Not used
/// @param pImp Not used
void SetupProperties(const Importer *pImp) override;
/// @brief The importer description getter.
/// @return The info
const aiImporterDesc *GetInfo() const override;
protected: protected:
void InternReadFile(const std::string &pFile, aiScene *pScene, IOSystem *pIOHandler); /// @brief Internal read function, performs the file parsing.
/// @param pFile The filename
/// @param pScene The scene to load in.
/// @param pIOHandler The io-system
void InternReadFile(const std::string &pFile, aiScene *pScene, IOSystem *pIOHandler) override;
}; };
} // Namespace Assimp } // Namespace Assimp

67
code/AssetLib/3MF/D3MFOpcPackage.cpp
View File

@ -43,14 +43,13 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#include "D3MFOpcPackage.h" #include "D3MFOpcPackage.h"
#include <assimp/Exceptional.h> #include <assimp/Exceptional.h>
#include <assimp/XmlParser.h> #include <assimp/XmlParser.h>
#include <assimp/ZipArchiveIOSystem.h> #include <assimp/ZipArchiveIOSystem.h>
#include <assimp/ai_assert.h> #include <assimp/ai_assert.h>
#include <assimp/DefaultLogger.hpp> #include <assimp/DefaultLogger.hpp>
#include <assimp/IOStream.hpp> #include <assimp/IOStream.hpp>
#include <assimp/IOSystem.hpp> #include <assimp/IOSystem.hpp>
#include <assimp/texture.h>
#include "3MFXmlTags.h" #include "3MFXmlTags.h"
#include <algorithm> #include <algorithm>
#include <cassert> #include <cassert>
@ -64,11 +63,12 @@ namespace Assimp {
namespace D3MF { namespace D3MF {
// ------------------------------------------------------------------------------------------------ // ------------------------------------------------------------------------------------------------
typedef std::shared_ptr<OpcPackageRelationship> OpcPackageRelationshipPtr; using OpcPackageRelationshipPtr = std::shared_ptr<OpcPackageRelationship>;
class OpcPackageRelationshipReader { class OpcPackageRelationshipReader {
public: public:
OpcPackageRelationshipReader(XmlParser &parser) { OpcPackageRelationshipReader(XmlParser &parser) :
m_relationShips() {
XmlNode root = parser.getRootNode(); XmlNode root = parser.getRootNode();
ParseRootNode(root); ParseRootNode(root);
} }
@ -91,6 +91,7 @@ public:
if (relPtr->id.empty() || relPtr->type.empty() || relPtr->target.empty()) { if (relPtr->id.empty() || relPtr->type.empty() || relPtr->target.empty()) {
return false; return false;
} }
return true; return true;
} }
@ -100,7 +101,7 @@ public:
} }
for (XmlNode currentNode = node.first_child(); currentNode; currentNode = currentNode.next_sibling()) { for (XmlNode currentNode = node.first_child(); currentNode; currentNode = currentNode.next_sibling()) {
std::string name = currentNode.name(); const std::string name = currentNode.name();
if (name == "Relationship") { if (name == "Relationship") {
OpcPackageRelationshipPtr relPtr(new OpcPackageRelationship()); OpcPackageRelationshipPtr relPtr(new OpcPackageRelationship());
relPtr->id = currentNode.attribute(XmlTag::RELS_ATTRIB_ID).as_string(); relPtr->id = currentNode.attribute(XmlTag::RELS_ATTRIB_ID).as_string();
@ -116,11 +117,23 @@ public:
std::vector<OpcPackageRelationshipPtr> m_relationShips; std::vector<OpcPackageRelationshipPtr> m_relationShips;
}; };
static bool IsEmbeddedTexture( const std::string &filename ) {
const std::string extension = BaseImporter::GetExtension(filename);
if (extension == "jpg" || extension == "png") {
std::string::size_type pos = filename.find("thumbnail");
if (pos == std::string::npos) {
return false;
}
return true;
}
return false;
}
// ------------------------------------------------------------------------------------------------ // ------------------------------------------------------------------------------------------------
D3MFOpcPackage::D3MFOpcPackage(IOSystem *pIOHandler, const std::string &rFile) : D3MFOpcPackage::D3MFOpcPackage(IOSystem *pIOHandler, const std::string &rFile) :
mRootStream(nullptr), mRootStream(nullptr),
mZipArchive() { mZipArchive() {
mZipArchive.reset(new ZipArchiveIOSystem(pIOHandler, rFile)); mZipArchive = new ZipArchiveIOSystem(pIOHandler, rFile);
if (!mZipArchive->isOpen()) { if (!mZipArchive->isOpen()) {
throw DeadlyImportError("Failed to open file ", rFile, "."); throw DeadlyImportError("Failed to open file ", rFile, ".");
} }
@ -141,7 +154,7 @@ D3MFOpcPackage::D3MFOpcPackage(IOSystem *pIOHandler, const std::string &rFile) :
} }
std::string rootFile = ReadPackageRootRelationship(fileStream); std::string rootFile = ReadPackageRootRelationship(fileStream);
if (rootFile.size() > 0 && rootFile[0] == '/') { if (!rootFile.empty() && rootFile[0] == '/') {
rootFile = rootFile.substr(1); rootFile = rootFile.substr(1);
if (rootFile[0] == '/') { if (rootFile[0] == '/') {
// deal with zip-bug // deal with zip-bug
@ -158,9 +171,12 @@ D3MFOpcPackage::D3MFOpcPackage(IOSystem *pIOHandler, const std::string &rFile) :
if (nullptr == mRootStream) { if (nullptr == mRootStream) {
throw DeadlyImportError("Cannot open root-file in archive : " + rootFile); throw DeadlyImportError("Cannot open root-file in archive : " + rootFile);
} }
} else if (file == D3MF::XmlTag::CONTENT_TYPES_ARCHIVE) { } else if (file == D3MF::XmlTag::CONTENT_TYPES_ARCHIVE) {
ASSIMP_LOG_WARN("Ignored file of unsupported type CONTENT_TYPES_ARCHIVES", file); ASSIMP_LOG_WARN("Ignored file of unsupported type CONTENT_TYPES_ARCHIVES", file);
} else if (IsEmbeddedTexture(file)) {
IOStream *fileStream = mZipArchive->Open(file.c_str());
LoadEmbeddedTextures(fileStream, file);
mZipArchive->Close(fileStream);
} else { } else {
ASSIMP_LOG_WARN("Ignored file of unknown type: ", file); ASSIMP_LOG_WARN("Ignored file of unknown type: ", file);
} }
@ -169,20 +185,26 @@ D3MFOpcPackage::D3MFOpcPackage(IOSystem *pIOHandler, const std::string &rFile) :
D3MFOpcPackage::~D3MFOpcPackage() { D3MFOpcPackage::~D3MFOpcPackage() {
mZipArchive->Close(mRootStream); mZipArchive->Close(mRootStream);
delete mZipArchive;
mZipArchive = nullptr;
} }
IOStream *D3MFOpcPackage::RootStream() const { IOStream *D3MFOpcPackage::RootStream() const {
return mRootStream; return mRootStream;
} }
static const std::string ModelRef = "3D/3dmodel.model"; const std::vector<aiTexture *> &D3MFOpcPackage::GetEmbeddedTextures() const {
return mEmbeddedTextures;
}
static const char *const ModelRef = "3D/3dmodel.model";
bool D3MFOpcPackage::validate() { bool D3MFOpcPackage::validate() {
if (nullptr == mRootStream || nullptr == mZipArchive) { if (nullptr == mRootStream || nullptr == mZipArchive) {
return false; return false;
} }
return mZipArchive->Exists(ModelRef.c_str()); return mZipArchive->Exists(ModelRef);
} }
std::string D3MFOpcPackage::ReadPackageRootRelationship(IOStream *stream) { std::string D3MFOpcPackage::ReadPackageRootRelationship(IOStream *stream) {
@ -204,6 +226,31 @@ std::string D3MFOpcPackage::ReadPackageRootRelationship(IOStream *stream) {
return (*itr)->target; return (*itr)->target;
} }
void D3MFOpcPackage::LoadEmbeddedTextures(IOStream *fileStream, const std::string &filename) {
if (nullptr == fileStream) {
return;
}
const size_t size = fileStream->FileSize();
if (0 == size) {
return;
}
unsigned char *data = new unsigned char[size];
fileStream->Read(data, 1, size);
aiTexture *texture = new aiTexture;
std::string embName = "*" + filename;
texture->mFilename.Set(embName.c_str());
texture->mWidth = static_cast<unsigned int>(size);
texture->mHeight = 0;
texture->achFormatHint[0] = 'p';
texture->achFormatHint[1] = 'n';
texture->achFormatHint[2] = 'g';
texture->achFormatHint[3] = '\0';
texture->pcData = (aiTexel*) data;
mEmbeddedTextures.emplace_back(texture);
}
} // Namespace D3MF } // Namespace D3MF
} // Namespace Assimp } // Namespace Assimp

12
code/AssetLib/3MF/D3MFOpcPackage.h
View File

@ -46,7 +46,10 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#include <string> #include <string>
#include <assimp/IOSystem.hpp> #include <assimp/IOSystem.hpp>
struct aiTexture;
namespace Assimp { namespace Assimp {
class ZipArchiveIOSystem; class ZipArchiveIOSystem;
namespace D3MF { namespace D3MF {
@ -63,16 +66,19 @@ public:
~D3MFOpcPackage(); ~D3MFOpcPackage();
IOStream* RootStream() const; IOStream* RootStream() const;
bool validate(); bool validate();
const std::vector<aiTexture*> &GetEmbeddedTextures() const;
protected: protected:
std::string ReadPackageRootRelationship(IOStream* stream); std::string ReadPackageRootRelationship(IOStream* stream);
void LoadEmbeddedTextures(IOStream *fileStream, const std::string &filename);
private: private:
IOStream* mRootStream; IOStream* mRootStream;
std::unique_ptr<ZipArchiveIOSystem> mZipArchive; ZipArchiveIOSystem *mZipArchive;
std::vector<aiTexture *> mEmbeddedTextures;
}; };
} // Namespace D3MF } // namespace D3MF
} // Namespace Assimp } // namespace Assimp
#endif // D3MFOPCPACKAGE_H #endif // D3MFOPCPACKAGE_H

594
code/AssetLib/3MF/XmlSerializer.cpp 100644
View File

@ -0,0 +1,594 @@
/*
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.
----------------------------------------------------------------------
*/
#include "XmlSerializer.h"
#include "D3MFOpcPackage.h"
#include "3MFXmlTags.h"
#include "3MFTypes.h"
#include <assimp/scene.h>
namespace Assimp {
namespace D3MF {
static const int IdNotSet = -1;
namespace {
static const size_t ColRGBA_Len = 9;
static const size_t ColRGB_Len = 7;
// format of the color string: #RRGGBBAA or #RRGGBB (3MF Core chapter 5.1.1)
bool validateColorString(const char *color) {
const size_t len = strlen(color);
if (ColRGBA_Len != len && ColRGB_Len != len) {
return false;
}
return true;
}
aiFace ReadTriangle(XmlNode &node) {
aiFace face;
face.mNumIndices = 3;
face.mIndices = new unsigned int[face.mNumIndices];
face.mIndices[0] = static_cast<unsigned int>(std::atoi(node.attribute(XmlTag::v1).as_string()));
face.mIndices[1] = static_cast<unsigned int>(std::atoi(node.attribute(XmlTag::v2).as_string()));
face.mIndices[2] = static_cast<unsigned int>(std::atoi(node.attribute(XmlTag::v3).as_string()));
return face;
}
aiVector3D ReadVertex(XmlNode &node) {
aiVector3D vertex;
vertex.x = ai_strtof(node.attribute(XmlTag::x).as_string(), nullptr);
vertex.y = ai_strtof(node.attribute(XmlTag::y).as_string(), nullptr);
vertex.z = ai_strtof(node.attribute(XmlTag::z).as_string(), nullptr);
return vertex;
}
bool getNodeAttribute(const XmlNode &node, const std::string &attribute, std::string &value) {
pugi::xml_attribute objectAttribute = node.attribute(attribute.c_str());
if (!objectAttribute.empty()) {
value = objectAttribute.as_string();
return true;
}
return false;
}
bool getNodeAttribute(const XmlNode &node, const std::string &attribute, int &value) {
std::string strValue;
const bool ret = getNodeAttribute(node, attribute, strValue);
if (ret) {
value = std::atoi(strValue.c_str());
return true;
}
return false;
}
aiMatrix4x4 parseTransformMatrix(std::string matrixStr) {
// split the string
std::vector<float> numbers;
std::string currentNumber;
for (char c : matrixStr) {
if (c == ' ') {
if (!currentNumber.empty()) {
float f = std::stof(currentNumber);
numbers.push_back(f);
currentNumber.clear();
}
} else {
currentNumber.push_back(c);
}
}
if (!currentNumber.empty()) {
const float f = std::stof(currentNumber);
numbers.push_back(f);
}
aiMatrix4x4 transformMatrix;
transformMatrix.a1 = numbers[0];
transformMatrix.b1 = numbers[1];
transformMatrix.c1 = numbers[2];
transformMatrix.d1 = 0;
transformMatrix.a2 = numbers[3];
transformMatrix.b2 = numbers[4];
transformMatrix.c2 = numbers[5];
transformMatrix.d2 = 0;
transformMatrix.a3 = numbers[6];
transformMatrix.b3 = numbers[7];
transformMatrix.c3 = numbers[8];
transformMatrix.d3 = 0;
transformMatrix.a4 = numbers[9];
transformMatrix.b4 = numbers[10];
transformMatrix.c4 = numbers[11];
transformMatrix.d4 = 1;
return transformMatrix;
}
bool parseColor(const char *color, aiColor4D &diffuse) {
if (nullptr == color) {
return false;
}
if (!validateColorString(color)) {
return false;
}
//const char *buf(color);
if ('#' != color[0]) {
return false;
}
char r[3] = { color[1], color[2], '\0' };
diffuse.r = static_cast<ai_real>(strtol(r, nullptr, 16)) / ai_real(255.0);
char g[3] = { color[3], color[4], '\0' };
diffuse.g = static_cast<ai_real>(strtol(g, nullptr, 16)) / ai_real(255.0);
char b[3] = { color[5], color[6], '\0' };
diffuse.b = static_cast<ai_real>(strtol(b, nullptr, 16)) / ai_real(255.0);
const size_t len = strlen(color);
if (ColRGB_Len == len) {
return true;
}
char a[3] = { color[7], color[8], '\0' };
diffuse.a = static_cast<ai_real>(strtol(a, nullptr, 16)) / ai_real(255.0);
return true;
}
void assignDiffuseColor(XmlNode &node, aiMaterial *mat) {
const char *color = node.attribute(XmlTag::basematerials_displaycolor).as_string();
aiColor4D diffuse;
if (parseColor(color, diffuse)) {
mat->AddProperty<aiColor4D>(&diffuse, 1, AI_MATKEY_COLOR_DIFFUSE);
}
}
} // namespace
XmlSerializer::XmlSerializer(XmlParser *xmlParser) :
mResourcesDictionnary(),
mMeshCount(0),
mXmlParser(xmlParser) {
ai_assert(nullptr != xmlParser);
}
XmlSerializer::~XmlSerializer() {
for (auto &it : mResourcesDictionnary) {
delete it.second;
}
}
void XmlSerializer::ImportXml(aiScene *scene) {
if (nullptr == scene) {
return;
}
scene->mRootNode = new aiNode(XmlTag::RootTag);
XmlNode node = mXmlParser->getRootNode().child(XmlTag::model);
if (node.empty()) {
return;
}
XmlNode resNode = node.child(XmlTag::resources);
for (auto &currentNode : resNode.children()) {
const std::string currentNodeName = currentNode.name();
if (currentNodeName == XmlTag::texture_2d) {
ReadEmbeddecTexture(currentNode);
} else if (currentNodeName == XmlTag::texture_group) {
ReadTextureGroup(currentNode);
} else if (currentNodeName == XmlTag::object) {
ReadObject(currentNode);
} else if (currentNodeName == XmlTag::basematerials) {
ReadBaseMaterials(currentNode);
} else if (currentNodeName == XmlTag::meta) {
ReadMetadata(currentNode);
}
}
StoreMaterialsInScene(scene);
XmlNode buildNode = node.child(XmlTag::build);
if (buildNode.empty()) {
return;
}
for (auto &currentNode : buildNode.children()) {
const std::string currentNodeName = currentNode.name();
if (currentNodeName == XmlTag::item) {
int objectId = IdNotSet;
std::string transformationMatrixStr;
aiMatrix4x4 transformationMatrix;
getNodeAttribute(currentNode, D3MF::XmlTag::objectid, objectId);
bool hasTransform = getNodeAttribute(currentNode, D3MF::XmlTag::transform, transformationMatrixStr);
auto it = mResourcesDictionnary.find(objectId);
if (it != mResourcesDictionnary.end() && it->second->getType() == ResourceType::RT_Object) {
Object *obj = static_cast<Object *>(it->second);
if (hasTransform) {
transformationMatrix = parseTransformMatrix(transformationMatrixStr);
}
addObjectToNode(scene->mRootNode, obj, transformationMatrix);
}
}
}
// import the metadata
if (!mMetaData.empty()) {
const size_t numMeta = mMetaData.size();
scene->mMetaData = aiMetadata::Alloc(static_cast<unsigned int>(numMeta));
for (size_t i = 0; i < numMeta; ++i) {
aiString val(mMetaData[i].value);
scene->mMetaData->Set(static_cast<unsigned int>(i), mMetaData[i].name, val);
}
}
// import the meshes, materials are already stored
scene->mNumMeshes = static_cast<unsigned int>(mMeshCount);
if (scene->mNumMeshes != 0) {
scene->mMeshes = new aiMesh *[scene->mNumMeshes]();
for (auto &it : mResourcesDictionnary) {
if (it.second->getType() == ResourceType::RT_Object) {
Object *obj = static_cast<Object *>(it.second);
ai_assert(nullptr != obj);
for (unsigned int i = 0; i < obj->mMeshes.size(); ++i) {
scene->mMeshes[obj->mMeshIndex[i]] = obj->mMeshes[i];
}
}
}
}
}
void XmlSerializer::addObjectToNode(aiNode *parent, Object *obj, aiMatrix4x4 nodeTransform) {
ai_assert(nullptr != obj);
aiNode *sceneNode = new aiNode(obj->mName);
sceneNode->mNumMeshes = static_cast<unsigned int>(obj->mMeshes.size());
sceneNode->mMeshes = new unsigned int[sceneNode->mNumMeshes];
std::copy(obj->mMeshIndex.begin(), obj->mMeshIndex.end(), sceneNode->mMeshes);
sceneNode->mTransformation = nodeTransform;
if (nullptr != parent) {
parent->addChildren(1, &sceneNode);
}
for (Assimp::D3MF::Component c : obj->mComponents) {
auto it = mResourcesDictionnary.find(c.mObjectId);
if (it != mResourcesDictionnary.end() && it->second->getType() == ResourceType::RT_Object) {
addObjectToNode(sceneNode, static_cast<Object *>(it->second), c.mTransformation);
}
}
}
void XmlSerializer::ReadObject(XmlNode &node) {
int id = IdNotSet, pid = IdNotSet, pindex = IdNotSet;
bool hasId = getNodeAttribute(node, XmlTag::id, id);
if (!hasId) {
return;
}
bool hasPid = getNodeAttribute(node, XmlTag::pid, pid);
bool hasPindex = getNodeAttribute(node, XmlTag::pindex, pindex);
Object *obj = new Object(id);
for (XmlNode &currentNode : node.children()) {
const std::string currentName = currentNode.name();
if (currentName == D3MF::XmlTag::mesh) {
auto mesh = ReadMesh(currentNode);
mesh->mName.Set(ai_to_string(id));
if (hasPid) {
auto it = mResourcesDictionnary.find(pid);
if (hasPindex && it != mResourcesDictionnary.end() && it->second->getType() == ResourceType::RT_BaseMaterials) {
BaseMaterials *materials = static_cast<BaseMaterials *>(it->second);
mesh->mMaterialIndex = materials->mMaterialIndex[pindex];
}
}
obj->mMeshes.push_back(mesh);
obj->mMeshIndex.push_back(mMeshCount);
mMeshCount++;
} else if (currentName == D3MF::XmlTag::components) {
for (XmlNode &currentSubNode : currentNode.children()) {
const std::string subNodeName = currentSubNode.name();
if (subNodeName == D3MF::XmlTag::component) {
int objectId = IdNotSet;
std::string componentTransformStr;
aiMatrix4x4 componentTransform;
if (getNodeAttribute(currentSubNode, D3MF::XmlTag::transform, componentTransformStr)) {
componentTransform = parseTransformMatrix(componentTransformStr);
}
if (getNodeAttribute(currentSubNode, D3MF::XmlTag::objectid, objectId)) {
obj->mComponents.push_back({ objectId, componentTransform });
}
}
}
}
}
mResourcesDictionnary.insert(std::make_pair(id, obj));
}
aiMesh *XmlSerializer::ReadMesh(XmlNode &node) {
if (node.empty()) {
return nullptr;
}
aiMesh *mesh = new aiMesh();
for (XmlNode &currentNode : node.children()) {
const std::string currentName = currentNode.name();
if (currentName == XmlTag::vertices) {
ImportVertices(currentNode, mesh);
} else if (currentName == XmlTag::triangles) {
ImportTriangles(currentNode, mesh);
}
}
return mesh;
}
void XmlSerializer::ReadMetadata(XmlNode &node) {
pugi::xml_attribute attribute = node.attribute(D3MF::XmlTag::meta_name);
const std::string name = attribute.as_string();
const std::string value = node.value();
if (name.empty()) {
return;
}
MetaEntry entry;
entry.name = name;
entry.value = value;
mMetaData.push_back(entry);
}
void XmlSerializer::ImportVertices(XmlNode &node, aiMesh *mesh) {
ai_assert(nullptr != mesh);
std::vector<aiVector3D> vertices;
for (XmlNode &currentNode : node.children()) {
const std::string currentName = currentNode.name();
if (currentName == XmlTag::vertex) {
vertices.push_back(ReadVertex(currentNode));
}
}
mesh->mNumVertices = static_cast<unsigned int>(vertices.size());
mesh->mVertices = new aiVector3D[mesh->mNumVertices];
std::copy(vertices.begin(), vertices.end(), mesh->mVertices);
}
void XmlSerializer::ImportTriangles(XmlNode &node, aiMesh *mesh) {
std::vector<aiFace> faces;
for (XmlNode &currentNode : node.children()) {
const std::string currentName = currentNode.name();
if (currentName == XmlTag::triangle) {
int pid = IdNotSet, p1 = IdNotSet;
bool hasPid = getNodeAttribute(currentNode, D3MF::XmlTag::pid, pid);
bool hasP1 = getNodeAttribute(currentNode, D3MF::XmlTag::p1, p1);
if (hasPid && hasP1) {
auto it = mResourcesDictionnary.find(pid);
if (it != mResourcesDictionnary.end()) {
if (it->second->getType() == ResourceType::RT_BaseMaterials) {
BaseMaterials *baseMaterials = static_cast<BaseMaterials *>(it->second);
mesh->mMaterialIndex = baseMaterials->mMaterialIndex[p1];
} else if (it->second->getType() == ResourceType::RT_Texture2DGroup) {
if (mesh->mTextureCoords[0] == nullptr) {
Texture2DGroup *group = static_cast<Texture2DGroup *>(it->second);
const std::string name = ai_to_string(group->mTexId);
for (size_t i = 0; i < mMaterials.size(); ++i) {
if (name == mMaterials[i]->GetName().C_Str()) {
mesh->mMaterialIndex = static_cast<unsigned int>(i);
}
}
mesh->mTextureCoords[0] = new aiVector3D[group->mTex2dCoords.size()];
for (unsigned int i = 0; i < group->mTex2dCoords.size(); ++i) {
mesh->mTextureCoords[0][i] = aiVector3D(group->mTex2dCoords[i].x, group->mTex2dCoords[i].y, 0);
}
}
}
}
}
aiFace face = ReadTriangle(currentNode);
faces.push_back(face);
}
}
mesh->mNumFaces = static_cast<unsigned int>(faces.size());
mesh->mFaces = new aiFace[mesh->mNumFaces];
mesh->mPrimitiveTypes = aiPrimitiveType_TRIANGLE;
std::copy(faces.begin(), faces.end(), mesh->mFaces);
}
void XmlSerializer::ReadBaseMaterials(XmlNode &node) {
int id = IdNotSet;
if (getNodeAttribute(node, D3MF::XmlTag::id, id)) {
BaseMaterials *baseMaterials = new BaseMaterials(id);
for (XmlNode &currentNode : node.children()) {
const std::string currentName = currentNode.name();
if (currentName == XmlTag::basematerials_base) {
baseMaterials->mMaterialIndex.push_back(static_cast<unsigned int>(mMaterials.size()));
mMaterials.push_back(readMaterialDef(currentNode, id));
}
}
mResourcesDictionnary.insert(std::make_pair(id, baseMaterials));
}
}
void XmlSerializer::ReadEmbeddecTexture(XmlNode &node) {
if (node.empty()) {
return;
}
std::string value;
EmbeddedTexture *tex2D = nullptr;
if (XmlParser::getStdStrAttribute(node, XmlTag::id, value)) {
tex2D = new EmbeddedTexture(atoi(value.c_str()));
}
if (nullptr == tex2D) {
return;
}
if (XmlParser::getStdStrAttribute(node, XmlTag::path, value)) {
tex2D->mPath = value;
}
if (XmlParser::getStdStrAttribute(node, XmlTag::texture_content_type, value)) {
tex2D->mContentType = value;
}
if (XmlParser::getStdStrAttribute(node, XmlTag::texture_tilestyleu, value)) {
tex2D->mTilestyleU = value;
}
if (XmlParser::getStdStrAttribute(node, XmlTag::texture_tilestylev, value)) {
tex2D->mTilestyleV = value;
}
mEmbeddedTextures.emplace_back(tex2D);
StoreEmbeddedTexture(tex2D);
}
void XmlSerializer::StoreEmbeddedTexture(EmbeddedTexture *tex) {
aiMaterial *mat = new aiMaterial;
aiString s;
s.Set(ai_to_string(tex->mId).c_str());
mat->AddProperty(&s, AI_MATKEY_NAME);
const std::string name = "*" + tex->mPath;
s.Set(name);
mat->AddProperty(&s, AI_MATKEY_TEXTURE_DIFFUSE(0));
aiColor3D col;
mat->AddProperty<aiColor3D>(&col, 1, AI_MATKEY_COLOR_DIFFUSE);
mat->AddProperty<aiColor3D>(&col, 1, AI_MATKEY_COLOR_AMBIENT);
mat->AddProperty<aiColor3D>(&col, 1, AI_MATKEY_COLOR_EMISSIVE);
mat->AddProperty<aiColor3D>(&col, 1, AI_MATKEY_COLOR_SPECULAR);
mMaterials.emplace_back(mat);
}
void XmlSerializer::ReadTextureCoords2D(XmlNode &node, Texture2DGroup *tex2DGroup) {
if (node.empty() || nullptr == tex2DGroup) {
return;
}
int id = IdNotSet;
if (XmlParser::getIntAttribute(node, "texid", id)) {
tex2DGroup->mTexId = id;
}
double value = 0.0;
for (XmlNode currentNode : node.children()) {
const std::string currentName = currentNode.name();
aiVector2D texCoord;
if (currentName == XmlTag::texture_2d_coord) {
XmlParser::getDoubleAttribute(currentNode, XmlTag::texture_cuurd_u, value);
texCoord.x = (ai_real)value;
XmlParser::getDoubleAttribute(currentNode, XmlTag::texture_cuurd_v, value);
texCoord.y = (ai_real)value;
tex2DGroup->mTex2dCoords.push_back(texCoord);
}
}
}
void XmlSerializer::ReadTextureGroup(XmlNode &node) {
if (node.empty()) {
return;
}
int id = IdNotSet;
if (!XmlParser::getIntAttribute(node, XmlTag::id, id)) {
return;
}
Texture2DGroup *group = new Texture2DGroup(id);
ReadTextureCoords2D(node, group);
mResourcesDictionnary.insert(std::make_pair(id, group));
}
aiMaterial *XmlSerializer::readMaterialDef(XmlNode &node, unsigned int basematerialsId) {
aiMaterial *material = new aiMaterial();
material->mNumProperties = 0;
std::string name;
bool hasName = getNodeAttribute(node, D3MF::XmlTag::basematerials_name, name);
std::string stdMaterialName;
const std::string strId(ai_to_string(basematerialsId));
stdMaterialName += "id";
stdMaterialName += strId;
stdMaterialName += "_";
if (hasName) {
stdMaterialName += std::string(name);
} else {
stdMaterialName += "basemat_";
stdMaterialName += ai_to_string(mMaterials.size());
}
aiString assimpMaterialName(stdMaterialName);
material->AddProperty(&assimpMaterialName, AI_MATKEY_NAME);
assignDiffuseColor(node, material);
return material;
}
void XmlSerializer::StoreMaterialsInScene(aiScene *scene) {
if (nullptr == scene || mMaterials.empty()) {
return;
}
scene->mNumMaterials = static_cast<unsigned int>(mMaterials.size());
scene->mMaterials = new aiMaterial *[scene->mNumMaterials];
for (size_t i = 0; i < mMaterials.size(); ++i) {
scene->mMaterials[i] = mMaterials[i];
}
}
} // namespace D3MF
} // namespace Assimp

96
code/AssetLib/3MF/XmlSerializer.h 100644
View File

@ -0,0 +1,96 @@
/*
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.
----------------------------------------------------------------------
*/
#pragma once
#include <assimp/XmlParser.h>
#include <assimp/mesh.h>
#include <vector>
#include <map>
struct aiNode;
struct aiMesh;
struct aiMaterial;
namespace Assimp {
namespace D3MF {
class Resource;
class D3MFOpcPackage;
class Object;
class Texture2DGroup;
class EmbeddedTexture;
class XmlSerializer {
public:
XmlSerializer(XmlParser *xmlParser);
~XmlSerializer();
void ImportXml(aiScene *scene);
private:
void addObjectToNode(aiNode *parent, Object *obj, aiMatrix4x4 nodeTransform);
void ReadObject(XmlNode &node);
aiMesh *ReadMesh(XmlNode &node);
void ReadMetadata(XmlNode &node);
void ImportVertices(XmlNode &node, aiMesh *mesh);
void ImportTriangles(XmlNode &node, aiMesh *mesh);
void ReadBaseMaterials(XmlNode &node);
void ReadEmbeddecTexture(XmlNode &node);
void StoreEmbeddedTexture(EmbeddedTexture *tex);
void ReadTextureCoords2D(XmlNode &node, Texture2DGroup *tex2DGroup);
void ReadTextureGroup(XmlNode &node);
aiMaterial *readMaterialDef(XmlNode &node, unsigned int basematerialsId);
void StoreMaterialsInScene(aiScene *scene);
private:
struct MetaEntry {
std::string name;
std::string value;
};
std::vector<MetaEntry> mMetaData;
std::vector<EmbeddedTexture *> mEmbeddedTextures;
std::vector<aiMaterial *> mMaterials;
std::map<unsigned int, Resource *> mResourcesDictionnary;
unsigned int mMeshCount;
XmlParser *mXmlParser;
};
} // namespace D3MF
} // namespace Assimp

40
code/AssetLib/Assjson/json_exporter.cpp
View File

@ -41,12 +41,17 @@ public:
enum { enum {
Flag_DoNotIndent = 0x1, Flag_DoNotIndent = 0x1,
Flag_WriteSpecialFloats = 0x2, Flag_WriteSpecialFloats = 0x2,
Flag_SkipWhitespaces = 0x4
}; };
JSONWriter(Assimp::IOStream &out, unsigned int flags = 0u) : JSONWriter(Assimp::IOStream &out, unsigned int flags = 0u) :
out(out), first(), flags(flags) { out(out), indent (""), newline("\n"), space(" "), buff (), first(false), flags(flags) {
// make sure that all formatting happens using the standard, C locale and not the user's current locale // make sure that all formatting happens using the standard, C locale and not the user's current locale
buff.imbue(std::locale("C")); buff.imbue(std::locale("C"));
if (flags & Flag_SkipWhitespaces) {
newline = "";
space = "";
}
} }
~JSONWriter() { ~JSONWriter() {
@ -70,7 +75,7 @@ public:
void Key(const std::string &name) { void Key(const std::string &name) {
AddIndentation(); AddIndentation();
Delimit(); Delimit();
buff << '\"' + name + "\": "; buff << '\"' + name + "\":" << space;
} }
template <typename Literal> template <typename Literal>
@ -78,12 +83,12 @@ public:
AddIndentation(); AddIndentation();
Delimit(); Delimit();
LiteralToString(buff, name) << '\n'; LiteralToString(buff, name) << newline;
} }
template <typename Literal> template <typename Literal>
void SimpleValue(const Literal &s) { void SimpleValue(const Literal &s) {
LiteralToString(buff, s) << '\n'; LiteralToString(buff, s) << newline;
} }
void SimpleValue(const void *buffer, size_t len) { void SimpleValue(const void *buffer, size_t len) {
@ -102,7 +107,7 @@ public:
} }
} }
buff << '\"' << cur_out << "\"\n"; buff << '\"' << cur_out << "\"" << newline;
delete[] cur_out; delete[] cur_out;
} }
@ -115,7 +120,7 @@ public:
} }
} }
first = true; first = true;
buff << "{\n"; buff << "{" << newline;
PushIndent(); PushIndent();
} }
@ -123,7 +128,7 @@ public:
PopIndent(); PopIndent();
AddIndentation(); AddIndentation();
first = false; first = false;
buff << "}\n"; buff << "}" << newline;
} }
void StartArray(bool is_element = false) { void StartArray(bool is_element = false) {
@ -135,19 +140,19 @@ public:
} }
} }
first = true; first = true;
buff << "[\n"; buff << "[" << newline;
PushIndent(); PushIndent();
} }
void EndArray() { void EndArray() {
PopIndent(); PopIndent();
AddIndentation(); AddIndentation();
buff << "]\n"; buff << "]" << newline;
first = false; first = false;
} }
void AddIndentation() { void AddIndentation() {
if (!(flags & Flag_DoNotIndent)) { if (!(flags & Flag_DoNotIndent) && !(flags & Flag_SkipWhitespaces)) {
buff << indent; buff << indent;
} }
} }
@ -156,7 +161,7 @@ public:
if (!first) { if (!first) {
buff << ','; buff << ',';
} else { } else {
buff << ' '; buff << space;
first = false; first = false;
} }
} }
@ -227,7 +232,9 @@ private:
private: private:
Assimp::IOStream &out; Assimp::IOStream &out;
std::string indent, newline; std::string indent;
std::string newline;
std::string space;
std::stringstream buff; std::stringstream buff;
bool first; bool first;
@ -765,7 +772,7 @@ void Write(JSONWriter &out, const aiScene &ai) {
out.EndObj(); out.EndObj();
} }
void ExportAssimp2Json(const char *file, Assimp::IOSystem *io, const aiScene *scene, const Assimp::ExportProperties *) { void ExportAssimp2Json(const char *file, Assimp::IOSystem *io, const aiScene *scene, const Assimp::ExportProperties *pProperties) {
std::unique_ptr<Assimp::IOStream> str(io->Open(file, "wt")); std::unique_ptr<Assimp::IOStream> str(io->Open(file, "wt"));
if (!str) { if (!str) {
throw DeadlyExportError("could not open output file"); throw DeadlyExportError("could not open output file");
@ -782,7 +789,12 @@ void ExportAssimp2Json(const char *file, Assimp::IOSystem *io, const aiScene *sc
splitter.Execute(scenecopy_tmp); splitter.Execute(scenecopy_tmp);
// XXX Flag_WriteSpecialFloats is turned on by default, right now we don't have a configuration interface for exporters // XXX Flag_WriteSpecialFloats is turned on by default, right now we don't have a configuration interface for exporters
JSONWriter s(*str, JSONWriter::Flag_WriteSpecialFloats);
unsigned int flags = JSONWriter::Flag_WriteSpecialFloats;
if (pProperties->GetPropertyBool("JSON_SKIP_WHITESPACES", false)) {
flags |= JSONWriter::Flag_SkipWhitespaces;
}
JSONWriter s(*str, flags);
Write(s, *scenecopy_tmp); Write(s, *scenecopy_tmp);
} catch (...) { } catch (...) {

17
code/AssetLib/Collada/ColladaLoader.cpp
View File

@ -135,14 +135,15 @@ bool ColladaLoader::CanRead(const std::string &pFile, IOSystem *pIOHandler, bool
// XML - too generic, we need to open the file and search for typical keywords // XML - too generic, we need to open the file and search for typical keywords
if (extension == "xml" || !extension.length() || checkSig) { if (extension == "xml" || !extension.length() || checkSig) {
/* If CanRead() is called in order to check whether we // If CanRead() is called in order to check whether we
* support a specific file extension in general pIOHandler // support a specific file extension in general pIOHandler
* might be nullptr and it's our duty to return true here. // might be nullptr and it's our duty to return true here.
*/ if (nullptr == pIOHandler) {
if (!pIOHandler) {
return true; return true;
} }
static const char *tokens[] = { "<collada" }; static const char* tokens[] = {
"<collada"
};
return SearchFileHeaderForToken(pIOHandler, pFile, tokens, 1); return SearchFileHeaderForToken(pIOHandler, pFile, tokens, 1);
} }
@ -573,7 +574,7 @@ void ColladaLoader::BuildMeshesForNode(const ColladaParser &pParser, const Node
// now place all mesh references we gathered in the target node // now place all mesh references we gathered in the target node
pTarget->mNumMeshes = static_cast<unsigned int>(newMeshRefs.size()); pTarget->mNumMeshes = static_cast<unsigned int>(newMeshRefs.size());
if (newMeshRefs.size()) { if (!newMeshRefs.empty()) {
struct UIntTypeConverter { struct UIntTypeConverter {
unsigned int operator()(const size_t &v) const { unsigned int operator()(const size_t &v) const {
return static_cast<unsigned int>(v); return static_cast<unsigned int>(v);
@ -1686,7 +1687,7 @@ void ColladaLoader::BuildMaterials(ColladaParser &pParser, aiScene * /*pScene*/)
// store the material // store the material
mMaterialIndexByName[matIt->first] = newMats.size(); mMaterialIndexByName[matIt->first] = newMats.size();
newMats.push_back(std::pair<Effect *, aiMaterial *>(&effect, mat)); newMats.emplace_back(&effect, mat);
} }
// ScenePreprocessor generates a default material automatically if none is there. // ScenePreprocessor generates a default material automatically if none is there.
// All further code here in this loader works well without a valid material so // All further code here in this loader works well without a valid material so

6
code/AssetLib/Collada/ColladaParser.cpp
View File

@ -914,7 +914,7 @@ void ColladaParser::ReadMaterial(XmlNode &node, Collada::Material &pMaterial) {
if (currentName == "instance_effect") { if (currentName == "instance_effect") {
std::string url; std::string url;
readUrlAttribute(currentNode, url); readUrlAttribute(currentNode, url);
pMaterial.mEffect = url.c_str(); pMaterial.mEffect = url;
} }
} }
} }
@ -2204,8 +2204,8 @@ void ColladaParser::ReadMaterialVertexInputBinding(XmlNode &node, Collada::Seman
void ColladaParser::ReadEmbeddedTextures(ZipArchiveIOSystem &zip_archive) { void ColladaParser::ReadEmbeddedTextures(ZipArchiveIOSystem &zip_archive) {
// Attempt to load any undefined Collada::Image in ImageLibrary // Attempt to load any undefined Collada::Image in ImageLibrary
for (ImageLibrary::iterator it = mImageLibrary.begin(); it != mImageLibrary.end(); ++it) { for (auto & it : mImageLibrary) {
Collada::Image &image = (*it).second; Collada::Image &image = it.second;
if (image.mImageData.empty()) { if (image.mImageData.empty()) {
std::unique_ptr<IOStream> image_file(zip_archive.Open(image.mFileName.c_str())); std::unique_ptr<IOStream> image_file(zip_archive.Open(image.mFileName.c_str()));

4
code/AssetLib/FBX/FBXConverter.cpp
View File

@ -917,8 +917,10 @@ void FBXConverter::ConvertModel(const Model &model, aiNode *parent, aiNode *root
} else if (line) { } else if (line) {
const std::vector<unsigned int> &indices = ConvertLine(*line, root_node); const std::vector<unsigned int> &indices = ConvertLine(*line, root_node);
std::copy(indices.begin(), indices.end(), std::back_inserter(meshes)); std::copy(indices.begin(), indices.end(), std::back_inserter(meshes));
} else { } else if (geo) {
FBXImporter::LogWarn("ignoring unrecognized geometry: ", geo->Name()); FBXImporter::LogWarn("ignoring unrecognized geometry: ", geo->Name());
} else {
FBXImporter::LogWarn("skipping null geometry");
} }
} }

2
code/AssetLib/Obj/ObjFileImporter.cpp
View File

@ -162,7 +162,7 @@ void ObjFileImporter::InternReadFile(const std::string &file, aiScene *pScene, I
// ------------------------------------------------------------------------------------------------ // ------------------------------------------------------------------------------------------------
// Create the data from parsed obj-file // Create the data from parsed obj-file
void ObjFileImporter::CreateDataFromImport(const ObjFile::Model *pModel, aiScene *pScene) { void ObjFileImporter::CreateDataFromImport(const ObjFile::Model *pModel, aiScene *pScene) {
if (0L == pModel) { if (nullptr == pModel) {
return; return;
} }

7
code/AssetLib/XGL/XGLLoader.cpp
View File

@ -250,7 +250,7 @@ void XGLImporter::ReadWorld(XmlNode &node, TempScope &scope) {
} }
} }
aiNode *const nd = ReadObject(node, scope, true); aiNode *const nd = ReadObject(node, scope);
if (!nd) { if (!nd) {
ThrowException("failure reading <world>"); ThrowException("failure reading <world>");
} }
@ -296,16 +296,13 @@ aiLight *XGLImporter::ReadDirectionalLight(XmlNode &node) {
} }
// ------------------------------------------------------------------------------------------------ // ------------------------------------------------------------------------------------------------
aiNode *XGLImporter::ReadObject(XmlNode &node, TempScope &scope, bool skipFirst/*, const char *closetag */) { aiNode *XGLImporter::ReadObject(XmlNode &node, TempScope &scope) {
aiNode *nd = new aiNode; aiNode *nd = new aiNode;
std::vector<aiNode *> children; std::vector<aiNode *> children;
std::vector<unsigned int> meshes; std::vector<unsigned int> meshes;
try { try {
for (XmlNode &child : node.children()) { for (XmlNode &child : node.children()) {
skipFirst = false;
const std::string &s = ai_stdStrToLower(child.name()); const std::string &s = ai_stdStrToLower(child.name());
if (s == "mesh") { if (s == "mesh") {
const size_t prev = scope.meshes_linear.size(); const size_t prev = scope.meshes_linear.size();

2
code/AssetLib/XGL/XGLLoader.h
View File

@ -185,7 +185,7 @@ private:
void ReadWorld(XmlNode &node, TempScope &scope); void ReadWorld(XmlNode &node, TempScope &scope);
void ReadLighting(XmlNode &node, TempScope &scope); void ReadLighting(XmlNode &node, TempScope &scope);
aiLight *ReadDirectionalLight(XmlNode &node); aiLight *ReadDirectionalLight(XmlNode &node);
aiNode *ReadObject(XmlNode &node, TempScope &scope, bool skipFirst = false/*, const char *closetag = "object"*/); aiNode *ReadObject(XmlNode &node, TempScope &scope);
bool ReadMesh(XmlNode &node, TempScope &scope); bool ReadMesh(XmlNode &node, TempScope &scope);
void ReadMaterial(XmlNode &node, TempScope &scope); void ReadMaterial(XmlNode &node, TempScope &scope);
aiVector2D ReadVec2(XmlNode &node); aiVector2D ReadVec2(XmlNode &node);

14
code/AssetLib/glTF2/glTF2Importer.cpp
View File

@ -1337,6 +1337,17 @@ std::unordered_map<unsigned int, AnimationSamplers> GatherSamplers(Animation &an
} }
auto& animsampler = anim.samplers[channel.sampler]; auto& animsampler = anim.samplers[channel.sampler];
if (!animsampler.input) {
ASSIMP_LOG_WARN("Animation ", anim.name, ": Missing sampler input. Skipping.");
continue;
}
if (!animsampler.output) {
ASSIMP_LOG_WARN("Animation ", anim.name, ": Missing sampler output. Skipping.");
continue;
}
if (animsampler.input->count > animsampler.output->count) { if (animsampler.input->count > animsampler.output->count) {
ASSIMP_LOG_WARN("Animation ", anim.name, ": Number of keyframes in sampler input ", animsampler.input->count, " exceeds number of keyframes in sampler output ", animsampler.output->count); ASSIMP_LOG_WARN("Animation ", anim.name, ": Number of keyframes in sampler input ", animsampler.input->count, " exceeds number of keyframes in sampler output ", animsampler.output->count);
continue; continue;
@ -1476,8 +1487,9 @@ void glTF2Importer::ImportEmbeddedTextures(glTF2::Asset &r) {
} }
} }
if (numEmbeddedTexs == 0) if (numEmbeddedTexs == 0) {
return; return;
}
ASSIMP_LOG_DEBUG("Importing ", numEmbeddedTexs, " embedded textures"); ASSIMP_LOG_DEBUG("Importing ", numEmbeddedTexs, " embedded textures");

3
code/CMakeLists.txt
View File

@ -821,6 +821,9 @@ ADD_ASSIMP_IMPORTER( GLTF
) )
ADD_ASSIMP_IMPORTER(3MF ADD_ASSIMP_IMPORTER(3MF
AssetLib/3MF/3MFTypes.h
AssetLib/3MF/XmlSerializer.h
AssetLib/3MF/XmlSerializer.cpp
AssetLib/3MF/D3MFImporter.h AssetLib/3MF/D3MFImporter.h
AssetLib/3MF/D3MFImporter.cpp AssetLib/3MF/D3MFImporter.cpp
AssetLib/3MF/D3MFOpcPackage.h AssetLib/3MF/D3MFOpcPackage.h

2
code/Common/DefaultIOSystem.cpp
View File

@ -173,7 +173,7 @@ inline static std::string MakeAbsolutePath(const char *in) {
free(ret); free(ret);
} }
#endif #endif
if (!ret) { else {
// preserve the input path, maybe someone else is able to fix // preserve the input path, maybe someone else is able to fix
// the path before it is accessed (e.g. our file system filter) // the path before it is accessed (e.g. our file system filter)
ASSIMP_LOG_WARN("Invalid path: ", std::string(in)); ASSIMP_LOG_WARN("Invalid path: ", std::string(in));

3
code/Common/ScenePreprocessor.cpp
View File

@ -89,6 +89,9 @@ void ScenePreprocessor::ProcessScene() {
ASSIMP_LOG_DEBUG("ScenePreprocessor: Adding default material \'" AI_DEFAULT_MATERIAL_NAME "\'"); ASSIMP_LOG_DEBUG("ScenePreprocessor: Adding default material \'" AI_DEFAULT_MATERIAL_NAME "\'");
for (unsigned int i = 0; i < scene->mNumMeshes; ++i) { for (unsigned int i = 0; i < scene->mNumMeshes; ++i) {
if (nullptr == scene->mMeshes[i]) {
continue;
}
scene->mMeshes[i]->mMaterialIndex = scene->mNumMaterials; scene->mMeshes[i]->mMaterialIndex = scene->mNumMaterials;
} }

12
code/Material/MaterialSystem.cpp
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@ -555,17 +555,23 @@ uint32_t Assimp::ComputeMaterialHash(const aiMaterial *mat, bool includeMatName
} }
// ------------------------------------------------------------------------------------------------ // ------------------------------------------------------------------------------------------------
void aiMaterial::CopyPropertyList(aiMaterial *pcDest, void aiMaterial::CopyPropertyList(aiMaterial *const pcDest,
const aiMaterial *pcSrc) { const aiMaterial *pcSrc) {
ai_assert(nullptr != pcDest); ai_assert(nullptr != pcDest);
ai_assert(nullptr != pcSrc); ai_assert(nullptr != pcSrc);
ai_assert(pcDest->mNumProperties <= pcDest->mNumAllocated);
ai_assert(pcSrc->mNumProperties <= pcSrc->mNumAllocated);
unsigned int iOldNum = pcDest->mNumProperties; const unsigned int iOldNum = pcDest->mNumProperties;
pcDest->mNumAllocated += pcSrc->mNumAllocated; pcDest->mNumAllocated += pcSrc->mNumAllocated;
pcDest->mNumProperties += pcSrc->mNumProperties; pcDest->mNumProperties += pcSrc->mNumProperties;
const unsigned int numAllocated = pcDest->mNumAllocated;
aiMaterialProperty **pcOld = pcDest->mProperties; aiMaterialProperty **pcOld = pcDest->mProperties;
pcDest->mProperties = new aiMaterialProperty *[pcDest->mNumAllocated]; pcDest->mProperties = new aiMaterialProperty *[numAllocated];
ai_assert(!iOldNum || pcOld);
ai_assert(iOldNum < numAllocated);
if (iOldNum && pcOld) { if (iOldNum && pcOld) {
for (unsigned int i = 0; i < iOldNum; ++i) { for (unsigned int i = 0; i < iOldNum; ++i) {

2
code/PostProcessing/CalcTangentsProcess.cpp
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@ -56,7 +56,7 @@ using namespace Assimp;
// ------------------------------------------------------------------------------------------------ // ------------------------------------------------------------------------------------------------
// Constructor to be privately used by Importer // Constructor to be privately used by Importer
CalcTangentsProcess::CalcTangentsProcess() : CalcTangentsProcess::CalcTangentsProcess() :
configMaxAngle(AI_DEG_TO_RAD(45.f)), configSourceUV(0) { configMaxAngle(float(AI_DEG_TO_RAD(45.f))), configSourceUV(0) {
// nothing to do here // nothing to do here
} }

2
code/PostProcessing/OptimizeGraph.cpp
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@ -170,7 +170,7 @@ void OptimizeGraphProcess::CollectNewChildren(aiNode *nd, std::list<aiNode *> &n
++it; ++it;
} }
if (join_master && !join.empty()) { if (join_master && !join.empty()) {
join_master->mName.length = ::ai_snprintf(join_master->mName.data, MAXLEN, "$MergedNode_%i", count_merged++); join_master->mName.length = ::ai_snprintf(join_master->mName.data, MAXLEN, "$MergedNode_%u", count_merged++);
unsigned int out_meshes = 0; unsigned int out_meshes = 0;
for (std::list<aiNode *>::const_iterator it = join.cbegin(); it != join.cend(); ++it) { for (std::list<aiNode *>::const_iterator it = join.cbegin(); it != join.cend(); ++it) {

2
code/PostProcessing/PretransformVertices.cpp
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@ -481,7 +481,7 @@ void PretransformVertices::Execute(aiScene *pScene) {
pScene->mMeshes[i]->mNumBones = 0; pScene->mMeshes[i]->mNumBones = 0;
} }
} else { } else {
apcOutMeshes.reserve(pScene->mNumMaterials << 1u); apcOutMeshes.reserve(static_cast<size_t>(pScene->mNumMaterials) << 1u);
std::list<unsigned int> aiVFormats; std::list<unsigned int> aiVFormats;
std::vector<unsigned int> s(pScene->mNumMeshes, 0); std::vector<unsigned int> s(pScene->mNumMeshes, 0);

2
code/PostProcessing/SortByPTypeProcess.cpp
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@ -127,7 +127,7 @@ void SortByPTypeProcess::Execute(aiScene *pScene) {
unsigned int aiNumMeshesPerPType[4] = { 0, 0, 0, 0 }; unsigned int aiNumMeshesPerPType[4] = { 0, 0, 0, 0 };
std::vector<aiMesh *> outMeshes; std::vector<aiMesh *> outMeshes;
outMeshes.reserve(pScene->mNumMeshes << 1u); outMeshes.reserve(static_cast<size_t>(pScene->mNumMeshes) << 1u);
bool bAnyChanges = false; bool bAnyChanges = false;

33
include/assimp/vector3.h
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@ -5,8 +5,6 @@ Open Asset Import Library (assimp)
Copyright (c) 2006-2021, assimp team Copyright (c) 2006-2021, assimp team
All rights reserved. All rights reserved.
Redistribution and use of this software in source and binary forms, Redistribution and use of this software in source and binary forms,
@ -65,27 +63,49 @@ template<typename TReal> class aiMatrix3x3t;
template<typename TReal> class aiMatrix4x4t; template<typename TReal> class aiMatrix4x4t;
// --------------------------------------------------------------------------- // ---------------------------------------------------------------------------
/** Represents a three-dimensional vector. */ /// @brief Represents a three-dimensional vector.
// ---------------------------------------------------------------------------
template <typename TReal> template <typename TReal>
class aiVector3t { class aiVector3t {
public: public:
/// @brief The default class constructor.
aiVector3t() AI_NO_EXCEPT : x(), y(), z() {} aiVector3t() AI_NO_EXCEPT : x(), y(), z() {}
/// @brief The class constructor with the components.
/// @param _x The x-component for the vector.
/// @param _y The y-component for the vector.
/// @param _z The z-component for the vector.
aiVector3t(TReal _x, TReal _y, TReal _z) : x(_x), y(_y), z(_z) {} aiVector3t(TReal _x, TReal _y, TReal _z) : x(_x), y(_y), z(_z) {}
/// @brief The class constructor with a default value.
/// @param _xyz The value for x, y and z.
explicit aiVector3t (TReal _xyz ) : x(_xyz), y(_xyz), z(_xyz) {} explicit aiVector3t (TReal _xyz ) : x(_xyz), y(_xyz), z(_xyz) {}
/// @brief The copy constructor.
/// @param o The instance to copy from.
aiVector3t( const aiVector3t& o ) = default; aiVector3t( const aiVector3t& o ) = default;
// combined operators /// @brief combined operators
/// @brief The copy constructor.
const aiVector3t& operator += (const aiVector3t& o); const aiVector3t& operator += (const aiVector3t& o);
/// @brief The copy constructor.
const aiVector3t& operator -= (const aiVector3t& o); const aiVector3t& operator -= (const aiVector3t& o);
/// @brief The copy constructor.
const aiVector3t& operator *= (TReal f); const aiVector3t& operator *= (TReal f);
/// @brief The copy constructor.
const aiVector3t& operator /= (TReal f); const aiVector3t& operator /= (TReal f);
// transform vector by matrix /// @brief Transform vector by matrix
aiVector3t& operator *= (const aiMatrix3x3t<TReal>& mat); aiVector3t& operator *= (const aiMatrix3x3t<TReal>& mat);
aiVector3t& operator *= (const aiMatrix4x4t<TReal>& mat); aiVector3t& operator *= (const aiMatrix4x4t<TReal>& mat);
// access a single element /// @brief access a single element, const.
TReal operator[](unsigned int i) const; TReal operator[](unsigned int i) const;
/// @brief access a single element, non-const.
TReal& operator[](unsigned int i); TReal& operator[](unsigned int i);
// comparison // comparison
@ -93,6 +113,7 @@ public:
bool operator!= (const aiVector3t& other) const; bool operator!= (const aiVector3t& other) const;
bool operator < (const aiVector3t& other) const; bool operator < (const aiVector3t& other) const;
/// @brief
bool Equal(const aiVector3t& other, TReal epsilon = 1e-6) const; bool Equal(const aiVector3t& other, TReal epsilon = 1e-6) const;
template <typename TOther> template <typename TOther>

13
test/unit/ImportExport/utAssjsonImportExport.cpp
View File

@ -58,7 +58,18 @@ public:
Exporter exporter; Exporter exporter;
aiReturn res = exporter.Export(scene, "assjson", "./spider_test.json"); aiReturn res = exporter.Export(scene, "assjson", "./spider_test.json");
return aiReturn_SUCCESS == res; if (aiReturn_SUCCESS != res) {
return false;
}
Assimp::ExportProperties exportProperties;
exportProperties.SetPropertyBool("JSON_SKIP_WHITESPACES", true);
aiReturn resNoWhitespace = exporter.Export(scene, "assjson", "./spider_test_nowhitespace.json", 0u, &exportProperties);
if (aiReturn_SUCCESS != resNoWhitespace) {
return false;
}
return true;
} }
}; };

7
tools/assimp_view/Material.cpp
View File

@ -325,9 +325,10 @@ int CMaterialManager::FindValidPath(aiString* p_szString)
// first check whether we can directly load the file // first check whether we can directly load the file
FILE* pFile = fopen(p_szString->data,"rb"); FILE* pFile = fopen(p_szString->data,"rb");
if (pFile)fclose(pFile); if (pFile) {
else fclose(pFile);
{ }
else {
// check whether we can use the directory of the asset as relative base // check whether we can use the directory of the asset as relative base
char szTemp[MAX_PATH*2], tmp2[MAX_PATH*2]; char szTemp[MAX_PATH*2], tmp2[MAX_PATH*2];
strcpy(szTemp, g_szFileName); strcpy(szTemp, g_szFileName);

71
tools/assimp_view/MaterialManager.h
View File

@ -52,24 +52,11 @@ namespace AssimpView {
*/ */
//------------------------------------------------------------------------------- //-------------------------------------------------------------------------------
class CMaterialManager { class CMaterialManager {
private:
friend class CDisplay; friend class CDisplay;
// default constructor
CMaterialManager() :
m_iShaderCount(0), sDefaultTexture() {}
~CMaterialManager() {
if (sDefaultTexture) {
sDefaultTexture->Release();
}
Reset();
}
public: public:
//------------------------------------------------------------------ //------------------------------------------------------------------
// Singleton accessors // Singleton accessors
static CMaterialManager s_cInstance;
inline static CMaterialManager &Instance() { inline static CMaterialManager &Instance() {
return s_cInstance; return s_cInstance;
} }
@ -80,24 +67,20 @@ public:
// Must be called before CreateMaterial() to prevent memory leaking // Must be called before CreateMaterial() to prevent memory leaking
void DeleteMaterial(AssetHelper::MeshHelper *pcIn); void DeleteMaterial(AssetHelper::MeshHelper *pcIn);
//------------------------------------------------------------------ /// @brief Create the material for a mesh.
// Create the material for a mesh. ///
// /// The function checks whether an identical shader is already in use.
// The function checks whether an identical shader is already in use. /// A shader is considered to be identical if it has the same input
// A shader is considered to be identical if it has the same input /// signature and takes the same number of texture channels.
// signature and takes the same number of texture channels. int CreateMaterial(AssetHelper::MeshHelper *pcMesh, const aiMesh *pcSource);
int CreateMaterial(AssetHelper::MeshHelper *pcMesh,
const aiMesh *pcSource);
//------------------------------------------------------------------ /// @brief Setup the material for a given mesh.
// Setup the material for a given mesh /// @param pcMesh Mesh to be rendered
// pcMesh Mesh to be rendered /// @param pcProj Projection matrix
// pcProj Projection matrix /// @param aiMe Current world matrix
// aiMe Current world matrix /// @param pcCam Camera matrix
// pcCam Camera matrix /// @param vPos Position of the camera
// vPos Position of the camera /// @return 0 if successful.
// TODO: Extract camera position from matrix ...
//
int SetupMaterial(AssetHelper::MeshHelper *pcMesh, int SetupMaterial(AssetHelper::MeshHelper *pcMesh,
const aiMatrix4x4 &pcProj, const aiMatrix4x4 &pcProj,
const aiMatrix4x4 &aiMe, const aiMatrix4x4 &aiMe,
@ -143,14 +126,29 @@ public:
// Reset the state of the class // Reset the state of the class
// Called whenever a new asset is loaded // Called whenever a new asset is loaded
inline void Reset() { inline void Reset() {
this->m_iShaderCount = 0; m_iShaderCount = 0;
for (TextureCache::iterator it = sCachedTextures.begin(); it != sCachedTextures.end(); ++it) { for (auto & sCachedTexture : sCachedTextures) {
(*it).second->Release(); sCachedTexture.second->Release();
} }
sCachedTextures.clear(); sCachedTextures.clear();
} }
private: private:
// The default constructor
CMaterialManager() :
m_iShaderCount(0),
sDefaultTexture() {
// empty
}
// Destructor, private.
~CMaterialManager() {
if (sDefaultTexture) {
sDefaultTexture->Release();
}
Reset();
}
//------------------------------------------------------------------ //------------------------------------------------------------------
// find a valid path to a texture file // find a valid path to a texture file
// //
@ -183,15 +181,14 @@ private:
bool HasAlphaPixels(IDirect3DTexture9 *piTexture); bool HasAlphaPixels(IDirect3DTexture9 *piTexture);
private: private:
// static CMaterialManager s_cInstance;
// Specifies the number of different shaders generated for // Specifies the number of different shaders generated for
// the current asset. This number is incremented by CreateMaterial() // the current asset. This number is incremented by CreateMaterial()
// each time a shader isn't found in cache and needs to be created // each time a shader isn't found in cache and needs to be created
//
unsigned int m_iShaderCount; unsigned int m_iShaderCount;
IDirect3DTexture9 *sDefaultTexture; IDirect3DTexture9 *sDefaultTexture;
using TextureCache = std::map<std::string, IDirect3DTexture9 *>;
typedef std::map<std::string, IDirect3DTexture9 *> TextureCache;
TextureCache sCachedTextures; TextureCache sCachedTextures;
}; };

9
tools/assimp_view/MeshRenderer.cpp
View File

@ -61,11 +61,14 @@ int CMeshRenderer::DrawUnsorted(unsigned int iIndex) {
D3DPRIMITIVETYPE type = D3DPT_POINTLIST; D3DPRIMITIVETYPE type = D3DPT_POINTLIST;
switch (g_pcAsset->pcScene->mMeshes[iIndex]->mPrimitiveTypes) { switch (g_pcAsset->pcScene->mMeshes[iIndex]->mPrimitiveTypes) {
case aiPrimitiveType_POINT: case aiPrimitiveType_POINT:
type = D3DPT_POINTLIST;break; type = D3DPT_POINTLIST;
break;
case aiPrimitiveType_LINE: case aiPrimitiveType_LINE:
type = D3DPT_LINELIST;break; type = D3DPT_LINELIST;
break;
case aiPrimitiveType_TRIANGLE: case aiPrimitiveType_TRIANGLE:
type = D3DPT_TRIANGLELIST;break; type = D3DPT_TRIANGLELIST;
break;
} }
// and draw the mesh // and draw the mesh
g_piDevice->DrawIndexedPrimitive(type, g_piDevice->DrawIndexedPrimitive(type,