Some review findings.
Kim Kulling
parent
fa2354ebc3
commit
50fd5127ef
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@ -48,7 +48,7 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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#include <assimp/material.h>
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#include <assimp/mesh.h>
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#include <stdint.h>
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#include <cstdint>
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#include <map>
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#include <set>
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#include <vector>
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@ -63,6 +63,7 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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namespace Assimp {
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using namespace Assimp::Formatter;
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using namespace Assimp::Collada;
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static const aiImporterDesc desc = {
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"Collada Importer",
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@ -271,7 +272,7 @@ aiNode *ColladaLoader::BuildHierarchy(const ColladaParser &pParser, const Collad
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node->mTransformation = pParser.CalculateResultTransform(pNode->mTransforms);
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// now resolve node instances
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std::vector<const Collada::Node *> instances;
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std::vector<const Node*> instances;
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ResolveNodeInstances(pParser, pNode, instances);
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// add children. first the *real* ones
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@ -298,8 +299,8 @@ aiNode *ColladaLoader::BuildHierarchy(const ColladaParser &pParser, const Collad
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// ------------------------------------------------------------------------------------------------
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// Resolve node instances
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void ColladaLoader::ResolveNodeInstances(const ColladaParser &pParser, const Collada::Node *pNode,
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std::vector<const Collada::Node *> &resolved) {
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void ColladaLoader::ResolveNodeInstances(const ColladaParser &pParser, const Node *pNode,
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std::vector<const Node*> &resolved) {
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// reserve enough storage
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resolved.reserve(pNode->mNodeInstances.size());
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@ -307,7 +308,7 @@ void ColladaLoader::ResolveNodeInstances(const ColladaParser &pParser, const Col
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for (const auto &nodeInst : pNode->mNodeInstances) {
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// find the corresponding node in the library
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const ColladaParser::NodeLibrary::const_iterator itt = pParser.mNodeLibrary.find(nodeInst.mNode);
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const Collada::Node *nd = itt == pParser.mNodeLibrary.end() ? nullptr : (*itt).second;
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const Node *nd = itt == pParser.mNodeLibrary.end() ? nullptr : (*itt).second;
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// FIX for http://sourceforge.net/tracker/?func=detail&aid=3054873&group_id=226462&atid=1067632
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// need to check for both name and ID to catch all. To avoid breaking valid files,
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@ -326,13 +327,13 @@ void ColladaLoader::ResolveNodeInstances(const ColladaParser &pParser, const Col
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// ------------------------------------------------------------------------------------------------
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// Resolve UV channels
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void ColladaLoader::ApplyVertexToEffectSemanticMapping(Collada::Sampler &sampler, const Collada::SemanticMappingTable &table) {
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Collada::SemanticMappingTable::InputSemanticMap::const_iterator it = table.mMap.find(sampler.mUVChannel);
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void ColladaLoader::ApplyVertexToEffectSemanticMapping(Sampler &sampler, const SemanticMappingTable &table) {
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SemanticMappingTable::InputSemanticMap::const_iterator it = table.mMap.find(sampler.mUVChannel);
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if (it == table.mMap.end()) {
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return;
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}
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if (it->second.mType != Collada::IT_Texcoord) {
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if (it->second.mType != IT_Texcoord) {
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ASSIMP_LOG_ERROR("Collada: Unexpected effect input mapping");
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}
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@ -341,8 +342,8 @@ void ColladaLoader::ApplyVertexToEffectSemanticMapping(Collada::Sampler &sampler
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// ------------------------------------------------------------------------------------------------
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// Builds lights for the given node and references them
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void ColladaLoader::BuildLightsForNode(const ColladaParser &pParser, const Collada::Node *pNode, aiNode *pTarget) {
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for (const Collada::LightInstance &lid : pNode->mLights) {
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void ColladaLoader::BuildLightsForNode(const ColladaParser &pParser, const Node *pNode, aiNode *pTarget) {
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for (const LightInstance &lid : pNode->mLights) {
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// find the referred light
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ColladaParser::LightLibrary::const_iterator srcLightIt = pParser.mLightLibrary.find(lid.mLight);
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if (srcLightIt == pParser.mLightLibrary.end()) {
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@ -406,8 +407,8 @@ void ColladaLoader::BuildLightsForNode(const ColladaParser &pParser, const Colla
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// ------------------------------------------------------------------------------------------------
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// Builds cameras for the given node and references them
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void ColladaLoader::BuildCamerasForNode(const ColladaParser &pParser, const Collada::Node *pNode, aiNode *pTarget) {
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for (const Collada::CameraInstance &cid : pNode->mCameras) {
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void ColladaLoader::BuildCamerasForNode(const ColladaParser &pParser, const Node *pNode, aiNode *pTarget) {
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for (const CameraInstance &cid : pNode->mCameras) {
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// find the referred light
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ColladaParser::CameraLibrary::const_iterator srcCameraIt = pParser.mCameraLibrary.find(cid.mCamera);
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if (srcCameraIt == pParser.mCameraLibrary.end()) {
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@ -461,15 +462,15 @@ void ColladaLoader::BuildCamerasForNode(const ColladaParser &pParser, const Coll
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// ------------------------------------------------------------------------------------------------
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// Builds meshes for the given node and references them
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void ColladaLoader::BuildMeshesForNode(const ColladaParser &pParser, const Collada::Node *pNode, aiNode *pTarget) {
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void ColladaLoader::BuildMeshesForNode(const ColladaParser &pParser, const Node *pNode, aiNode *pTarget) {
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// accumulated mesh references by this node
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std::vector<size_t> newMeshRefs;
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newMeshRefs.reserve(pNode->mMeshes.size());
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// add a mesh for each subgroup in each collada mesh
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for (const Collada::MeshInstance &mid : pNode->mMeshes) {
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const Collada::Mesh *srcMesh = nullptr;
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const Collada::Controller *srcController = nullptr;
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for (const MeshInstance &mid : pNode->mMeshes) {
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const Mesh *srcMesh = nullptr;
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const Controller *srcController = nullptr;
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// find the referred mesh
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ColladaParser::MeshLibrary::const_iterator srcMeshIt = pParser.mMeshLibrary.find(mid.mMeshOrController);
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@ -503,7 +504,7 @@ void ColladaLoader::BuildMeshesForNode(const ColladaParser &pParser, const Colla
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// find material assigned to this submesh
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std::string meshMaterial;
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std::map<std::string, Collada::SemanticMappingTable>::const_iterator meshMatIt = mid.mMaterials.find(submesh.mMaterial);
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std::map<std::string, SemanticMappingTable>::const_iterator meshMatIt = mid.mMaterials.find(submesh.mMaterial);
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const Collada::SemanticMappingTable *table = nullptr;
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if (meshMatIt != mid.mMaterials.end()) {
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@ -591,15 +592,15 @@ aiMesh *ColladaLoader::findMesh(const std::string &meshid) {
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return nullptr;
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}
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for (unsigned int i = 0; i < mMeshes.size(); ++i) {
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if (std::string(mMeshes[i]->mName.data) == meshid) {
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return mMeshes[i];
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for (auto & mMeshe : mMeshes) {
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if (std::string(mMeshe->mName.data) == meshid) {
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return mMeshe;
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}
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}
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for (unsigned int i = 0; i < mTargetMeshes.size(); ++i) {
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if (std::string(mTargetMeshes[i]->mName.data) == meshid) {
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return mTargetMeshes[i];
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for (auto & mTargetMeshe : mTargetMeshes) {
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if (std::string(mTargetMeshe->mName.data) == meshid) {
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return mTargetMeshe;
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}
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}
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@ -608,8 +609,8 @@ aiMesh *ColladaLoader::findMesh(const std::string &meshid) {
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// ------------------------------------------------------------------------------------------------
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// Creates a mesh for the given ColladaMesh face subset and returns the newly created mesh
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aiMesh *ColladaLoader::CreateMesh(const ColladaParser &pParser, const Collada::Mesh *pSrcMesh, const Collada::SubMesh &pSubMesh,
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const Collada::Controller *pSrcController, size_t pStartVertex, size_t pStartFace) {
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aiMesh *ColladaLoader::CreateMesh(const ColladaParser &pParser, const Mesh *pSrcMesh, const SubMesh &pSubMesh,
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const Controller *pSrcController, size_t pStartVertex, size_t pStartFace) {
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std::unique_ptr<aiMesh> dstMesh(new aiMesh);
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if (useColladaName) {
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@ -647,7 +648,7 @@ aiMesh *ColladaLoader::CreateMesh(const ColladaParser &pParser, const Collada::M
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std::copy(pSrcMesh->mBitangents.begin() + pStartVertex, pSrcMesh->mBitangents.begin() + pStartVertex + numVertices, dstMesh->mBitangents);
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}
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// same for texturecoords, as many as we have
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// same for texture coords, as many as we have
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// empty slots are not allowed, need to pack and adjust UV indexes accordingly
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for (size_t a = 0, real = 0; a < AI_MAX_NUMBER_OF_TEXTURECOORDS; ++a) {
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if (pSrcMesh->mTexCoords[a].size() >= pStartVertex + numVertices) {
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@ -687,14 +688,11 @@ aiMesh *ColladaLoader::CreateMesh(const ColladaParser &pParser, const Collada::M
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// create morph target meshes if any
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std::vector<aiMesh *> targetMeshes;
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std::vector<float> targetWeights;
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Collada::MorphMethod method = Collada::Normalized;
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Collada::MorphMethod method = Normalized;
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for (std::map<std::string, Collada::Controller>::const_iterator it = pParser.mControllerLibrary.begin();
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for (std::map<std::string, Controller>::const_iterator it = pParser.mControllerLibrary.begin();
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it != pParser.mControllerLibrary.end(); ++it) {
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const Collada::Controller &c = it->second;
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/*if (c.mMeshId.empty()) {
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continue;
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}*/
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const Controller &c = it->second;
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const Collada::Mesh *baseMesh = pParser.ResolveLibraryReference(pParser.mMeshLibrary, c.mMeshId);
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if (c.mType == Collada::Morph && baseMesh->mName == pSrcMesh->mName) {
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@ -713,8 +711,8 @@ aiMesh *ColladaLoader::CreateMesh(const ColladaParser &pParser, const Collada::M
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throw DeadlyImportError("target weight data must not be textual ");
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}
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for (unsigned int i = 0; i < targetData.mStrings.size(); ++i) {
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const Collada::Mesh *targetMesh = pParser.ResolveLibraryReference(pParser.mMeshLibrary, targetData.mStrings.at(i));
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for (const auto & mString : targetData.mStrings) {
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const Mesh *targetMesh = pParser.ResolveLibraryReference(pParser.mMeshLibrary, mString);
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aiMesh *aimesh = findMesh(useColladaName ? targetMesh->mName : targetMesh->mId);
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if (!aimesh) {
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@ -726,12 +724,12 @@ aiMesh *ColladaLoader::CreateMesh(const ColladaParser &pParser, const Collada::M
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}
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targetMeshes.push_back(aimesh);
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}
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for (unsigned int i = 0; i < weightData.mValues.size(); ++i) {
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targetWeights.push_back(weightData.mValues.at(i));
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for (float mValue : weightData.mValues) {
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targetWeights.push_back(mValue);
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}
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}
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}
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if (targetMeshes.size() > 0 && targetWeights.size() == targetMeshes.size()) {
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if (!targetMeshes.empty() && targetWeights.size() == targetMeshes.size()) {
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std::vector<aiAnimMesh *> animMeshes;
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for (unsigned int i = 0; i < targetMeshes.size(); ++i) {
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aiMesh *targetMesh = targetMeshes.at(i);
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@ -741,7 +739,7 @@ aiMesh *ColladaLoader::CreateMesh(const ColladaParser &pParser, const Collada::M
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animMesh->mName = targetMesh->mName;
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animMeshes.push_back(animMesh);
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}
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dstMesh->mMethod = (method == Collada::Relative) ? aiMorphingMethod_MORPH_RELATIVE : aiMorphingMethod_MORPH_NORMALIZED;
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dstMesh->mMethod = (method == Relative) ? aiMorphingMethod_MORPH_RELATIVE : aiMorphingMethod_MORPH_NORMALIZED;
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dstMesh->mAnimMeshes = new aiAnimMesh *[animMeshes.size()];
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dstMesh->mNumAnimMeshes = static_cast<unsigned int>(animMeshes.size());
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for (unsigned int i = 0; i < animMeshes.size(); ++i) {
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@ -765,18 +763,20 @@ aiMesh *ColladaLoader::CreateMesh(const ColladaParser &pParser, const Collada::M
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const Collada::Accessor &weightsAcc = pParser.ResolveLibraryReference(pParser.mAccessorLibrary, pSrcController->mWeightInputWeights.mAccessor);
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const Collada::Data &weights = pParser.ResolveLibraryReference(pParser.mDataLibrary, weightsAcc.mSource);
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if (!jointNames.mIsStringArray || jointMatrices.mIsStringArray || weights.mIsStringArray)
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if (!jointNames.mIsStringArray || jointMatrices.mIsStringArray || weights.mIsStringArray) {
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throw DeadlyImportError("Data type mismatch while resolving mesh joints");
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}
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// sanity check: we rely on the vertex weights always coming as pairs of BoneIndex-WeightIndex
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if (pSrcController->mWeightInputJoints.mOffset != 0 || pSrcController->mWeightInputWeights.mOffset != 1)
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if (pSrcController->mWeightInputJoints.mOffset != 0 || pSrcController->mWeightInputWeights.mOffset != 1) {
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throw DeadlyImportError("Unsupported vertex_weight addressing scheme. ");
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}
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// create containers to collect the weights for each bone
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size_t numBones = jointNames.mStrings.size();
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std::vector<std::vector<aiVertexWeight>> dstBones(numBones);
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// build a temporary array of pointers to the start of each vertex's weights
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typedef std::vector<std::pair<size_t, size_t>> IndexPairVector;
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using IndexPairVector = std::vector<std::pair<size_t, size_t>>;
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std::vector<IndexPairVector::const_iterator> weightStartPerVertex;
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weightStartPerVertex.resize(pSrcController->mWeightCounts.size(), pSrcController->mWeights.end());
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@ -815,8 +815,8 @@ aiMesh *ColladaLoader::CreateMesh(const ColladaParser &pParser, const Collada::M
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// count the number of bones which influence vertices of the current submesh
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size_t numRemainingBones = 0;
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for (std::vector<std::vector<aiVertexWeight>>::const_iterator it = dstBones.begin(); it != dstBones.end(); ++it) {
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if (it->size() > 0) {
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for (const auto & dstBone : dstBones) {
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if (!dstBone.empty()) {
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++numRemainingBones;
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}
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}
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@ -875,12 +875,12 @@ aiMesh *ColladaLoader::CreateMesh(const ColladaParser &pParser, const Collada::M
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// and replace the bone's name by the node's name so that the user can use the standard
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// find-by-name method to associate nodes with bones.
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const Collada::Node *bnode = FindNode(pParser.mRootNode, bone->mName.data);
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if (!bnode) {
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if (nullptr == bnode) {
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bnode = FindNodeBySID(pParser.mRootNode, bone->mName.data);
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}
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// assign the name that we would have assigned for the source node
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if (bnode) {
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if (nullptr != bnode) {
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bone->mName.Set(FindNameForNode(bnode));
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} else {
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ASSIMP_LOG_WARN_F("ColladaLoader::CreateMesh(): could not find corresponding node for joint \"", bone->mName.data, "\".");
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@ -981,8 +981,8 @@ void ColladaLoader::StoreAnimations(aiScene *pScene, const ColladaParser &pParse
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std::set<std::string> animTargets;
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animTargets.insert(templateAnim->mChannels[0]->mNodeName.C_Str());
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bool collectedAnimationsHaveDifferentChannels = true;
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for (size_t b = 0; b < collectedAnimIndices.size(); ++b) {
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aiAnimation *srcAnimation = mAnims[collectedAnimIndices[b]];
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for (unsigned long long collectedAnimIndice : collectedAnimIndices) {
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aiAnimation *srcAnimation = mAnims[collectedAnimIndice];
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std::string channelName = std::string(srcAnimation->mChannels[0]->mNodeName.C_Str());
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if (animTargets.find(channelName) == animTargets.end()) {
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animTargets.insert(channelName);
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@ -992,8 +992,9 @@ void ColladaLoader::StoreAnimations(aiScene *pScene, const ColladaParser &pParse
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}
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}
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if (!collectedAnimationsHaveDifferentChannels)
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if (!collectedAnimationsHaveDifferentChannels) {
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continue;
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}
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// if there are other animations which fit the template anim, combine all channels into a single anim
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if (!collectedAnimIndices.empty()) {
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@ -1040,16 +1041,18 @@ void ColladaLoader::StoreAnimations(aiScene *pScene, const ColladaParser &pParse
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// ------------------------------------------------------------------------------------------------
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// Constructs the animations for the given source anim
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void ColladaLoader::StoreAnimations(aiScene *pScene, const ColladaParser &pParser, const Collada::Animation *pSrcAnim, const std::string &pPrefix) {
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void ColladaLoader::StoreAnimations(aiScene *pScene, const ColladaParser &pParser, const Animation *pSrcAnim, const std::string &pPrefix) {
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std::string animName = pPrefix.empty() ? pSrcAnim->mName : pPrefix + "_" + pSrcAnim->mName;
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// create nested animations, if given
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for (std::vector<Collada::Animation *>::const_iterator it = pSrcAnim->mSubAnims.begin(); it != pSrcAnim->mSubAnims.end(); ++it)
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StoreAnimations(pScene, pParser, *it, animName);
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for (auto mSubAnim : pSrcAnim->mSubAnims) {
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StoreAnimations(pScene, pParser, mSubAnim, animName);
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}
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// create animation channels, if any
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if (!pSrcAnim->mChannels.empty())
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if (!pSrcAnim->mChannels.empty()) {
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CreateAnimation(pScene, pParser, pSrcAnim, animName);
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}
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}
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struct MorphTimeValues {
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@ -1065,7 +1068,7 @@ void insertMorphTimeValue(std::vector<MorphTimeValues> &values, float time, floa
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MorphTimeValues::key k;
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k.mValue = value;
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k.mWeight = weight;
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if (values.size() == 0 || time < values[0].mTime) {
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if (values.empty() || time < values[0].mTime) {
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MorphTimeValues val;
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val.mTime = time;
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val.mKeys.push_back(k);
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@ -1091,13 +1094,13 @@ void insertMorphTimeValue(std::vector<MorphTimeValues> &values, float time, floa
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return;
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}
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}
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// should not get here
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}
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float getWeightAtKey(const std::vector<MorphTimeValues> &values, int key, unsigned int value) {
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for (unsigned int i = 0; i < values[key].mKeys.size(); i++) {
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if (values[key].mKeys[i].mValue == value)
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return values[key].mKeys[i].mWeight;
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static float getWeightAtKey(const std::vector<MorphTimeValues> &values, int key, unsigned int value) {
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for (auto mKey : values[key].mKeys) {
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if (mKey.mValue == value) {
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return mKey.mWeight;
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}
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}
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// no value at key found, try to interpolate if present at other keys. if not, return zero
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// TODO: interpolation
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@ -1106,7 +1109,7 @@ float getWeightAtKey(const std::vector<MorphTimeValues> &values, int key, unsign
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// ------------------------------------------------------------------------------------------------
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// Constructs the animation for the given source anim
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void ColladaLoader::CreateAnimation(aiScene *pScene, const ColladaParser &pParser, const Collada::Animation *pSrcAnim, const std::string &pName) {
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void ColladaLoader::CreateAnimation(aiScene *pScene, const ColladaParser &pParser, const Animation *pSrcAnim, const std::string &pName) {
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// collect a list of animatable nodes
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std::vector<const aiNode *> nodes;
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CollectNodes(pScene->mRootNode, nodes);
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@ -1114,23 +1117,23 @@ void ColladaLoader::CreateAnimation(aiScene *pScene, const ColladaParser &pParse
|
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std::vector<aiNodeAnim *> anims;
|
||||
std::vector<aiMeshMorphAnim *> morphAnims;
|
||||
|
||||
for (std::vector<const aiNode *>::const_iterator nit = nodes.begin(); nit != nodes.end(); ++nit) {
|
||||
for (auto node : nodes) {
|
||||
// find all the collada anim channels which refer to the current node
|
||||
std::vector<Collada::ChannelEntry> entries;
|
||||
std::string nodeName = (*nit)->mName.data;
|
||||
std::vector<ChannelEntry> entries;
|
||||
std::string nodeName = node->mName.data;
|
||||
|
||||
// find the collada node corresponding to the aiNode
|
||||
const Collada::Node *srcNode = FindNode(pParser.mRootNode, nodeName);
|
||||
const Node *srcNode = FindNode(pParser.mRootNode, nodeName);
|
||||
if (!srcNode) {
|
||||
continue;
|
||||
}
|
||||
|
||||
// now check all channels if they affect the current node
|
||||
std::string targetID, subElement;
|
||||
for (std::vector<Collada::AnimationChannel>::const_iterator cit = pSrcAnim->mChannels.begin();
|
||||
for (std::vector<AnimationChannel>::const_iterator cit = pSrcAnim->mChannels.begin();
|
||||
cit != pSrcAnim->mChannels.end(); ++cit) {
|
||||
const Collada::AnimationChannel &srcChannel = *cit;
|
||||
Collada::ChannelEntry entry;
|
||||
const AnimationChannel &srcChannel = *cit;
|
||||
ChannelEntry entry;
|
||||
|
||||
// we expect the animation target to be of type "nodeName/transformID.subElement". Ignore all others
|
||||
// find the slash that separates the node name - there should be only one
|
||||
|
|
@ -1145,24 +1148,28 @@ void ColladaLoader::CreateAnimation(aiScene *pScene, const ColladaParser &pParse
|
|||
entry.mChannel = &(*cit);
|
||||
entry.mTargetId = srcChannel.mTarget.substr(targetPos + pSrcAnim->mName.length(),
|
||||
srcChannel.mTarget.length() - targetPos - pSrcAnim->mName.length());
|
||||
if (entry.mTargetId.front() == '-')
|
||||
if (entry.mTargetId.front() == '-') {
|
||||
entry.mTargetId = entry.mTargetId.substr(1);
|
||||
}
|
||||
entries.push_back(entry);
|
||||
continue;
|
||||
}
|
||||
if (srcChannel.mTarget.find('/', slashPos + 1) != std::string::npos)
|
||||
if (srcChannel.mTarget.find('/', slashPos + 1) != std::string::npos) {
|
||||
continue;
|
||||
}
|
||||
|
||||
targetID.clear();
|
||||
targetID = srcChannel.mTarget.substr(0, slashPos);
|
||||
if (targetID != srcNode->mID)
|
||||
if (targetID != srcNode->mID) {
|
||||
continue;
|
||||
}
|
||||
|
||||
// find the dot that separates the transformID - there should be only one or zero
|
||||
std::string::size_type dotPos = srcChannel.mTarget.find('.');
|
||||
if (dotPos != std::string::npos) {
|
||||
if (srcChannel.mTarget.find('.', dotPos + 1) != std::string::npos)
|
||||
if (srcChannel.mTarget.find('.', dotPos + 1) != std::string::npos) {
|
||||
continue;
|
||||
}
|
||||
|
||||
entry.mTransformId = srcChannel.mTarget.substr(slashPos + 1, dotPos - slashPos - 1);
|
||||
|
||||
|
|
@ -1179,7 +1186,7 @@ void ColladaLoader::CreateAnimation(aiScene *pScene, const ColladaParser &pParse
|
|||
else
|
||||
ASSIMP_LOG_WARN_F("Unknown anim subelement <", subElement, ">. Ignoring");
|
||||
} else {
|
||||
// no subelement following, transformId is remaining string
|
||||
// no sub-element following, transformId is remaining string
|
||||
entry.mTransformId = srcChannel.mTarget.substr(slashPos + 1);
|
||||
}
|
||||
|
||||
|
|
@ -1230,11 +1237,11 @@ void ColladaLoader::CreateAnimation(aiScene *pScene, const ColladaParser &pParse
|
|||
entry.mTransformIndex = a;
|
||||
|
||||
if (entry.mTransformIndex == SIZE_MAX) {
|
||||
if (entry.mTransformId.find("morph-weights") != std::string::npos) {
|
||||
entry.mTargetId = entry.mTransformId;
|
||||
entry.mTransformId = "";
|
||||
} else
|
||||
if (entry.mTransformId.find("morph-weights") == std::string::npos) {
|
||||
continue;
|
||||
}
|
||||
entry.mTargetId = entry.mTransformId;
|
||||
entry.mTransformId = "";
|
||||
}
|
||||
|
||||
entry.mChannel = &(*cit);
|
||||
|
|
@ -1242,21 +1249,22 @@ void ColladaLoader::CreateAnimation(aiScene *pScene, const ColladaParser &pParse
|
|||
}
|
||||
|
||||
// if there's no channel affecting the current node, we skip it
|
||||
if (entries.empty())
|
||||
if (entries.empty()) {
|
||||
continue;
|
||||
}
|
||||
|
||||
// resolve the data pointers for all anim channels. Find the minimum time while we're at it
|
||||
ai_real startTime = ai_real(1e20), endTime = ai_real(-1e20);
|
||||
for (std::vector<Collada::ChannelEntry>::iterator it = entries.begin(); it != entries.end(); ++it) {
|
||||
Collada::ChannelEntry &e = *it;
|
||||
for (ChannelEntry & e : entries) {
|
||||
e.mTimeAccessor = &pParser.ResolveLibraryReference(pParser.mAccessorLibrary, e.mChannel->mSourceTimes);
|
||||
e.mTimeData = &pParser.ResolveLibraryReference(pParser.mDataLibrary, e.mTimeAccessor->mSource);
|
||||
e.mValueAccessor = &pParser.ResolveLibraryReference(pParser.mAccessorLibrary, e.mChannel->mSourceValues);
|
||||
e.mValueData = &pParser.ResolveLibraryReference(pParser.mDataLibrary, e.mValueAccessor->mSource);
|
||||
|
||||
// time count and value count must match
|
||||
if (e.mTimeAccessor->mCount != e.mValueAccessor->mCount)
|
||||
if (e.mTimeAccessor->mCount != e.mValueAccessor->mCount) {
|
||||
throw DeadlyImportError("Time count / value count mismatch in animation channel \"", e.mChannel->mTarget, "\".");
|
||||
}
|
||||
|
||||
if (e.mTimeAccessor->mCount > 0) {
|
||||
// find bounding times
|
||||
|
|
@ -1274,18 +1282,18 @@ void ColladaLoader::CreateAnimation(aiScene *pScene, const ColladaParser &pParse
|
|||
// and apply them to the transform chain. Then the node's present transformation can be calculated.
|
||||
ai_real time = startTime;
|
||||
while (1) {
|
||||
for (std::vector<Collada::ChannelEntry>::iterator it = entries.begin(); it != entries.end(); ++it) {
|
||||
Collada::ChannelEntry &e = *it;
|
||||
|
||||
for (ChannelEntry & e : entries) {
|
||||
// find the keyframe behind the current point in time
|
||||
size_t pos = 0;
|
||||
ai_real postTime = 0.0;
|
||||
while (1) {
|
||||
if (pos >= e.mTimeAccessor->mCount)
|
||||
if (pos >= e.mTimeAccessor->mCount) {
|
||||
break;
|
||||
}
|
||||
postTime = ReadFloat(*e.mTimeAccessor, *e.mTimeData, pos, 0);
|
||||
if (postTime >= time)
|
||||
if (postTime >= time) {
|
||||
break;
|
||||
}
|
||||
++pos;
|
||||
}
|
||||
|
||||
|
|
@ -1293,8 +1301,9 @@ void ColladaLoader::CreateAnimation(aiScene *pScene, const ColladaParser &pParse
|
|||
|
||||
// read values from there
|
||||
ai_real temp[16];
|
||||
for (size_t c = 0; c < e.mValueAccessor->mSize; ++c)
|
||||
for (size_t c = 0; c < e.mValueAccessor->mSize; ++c) {
|
||||
temp[c] = ReadFloat(*e.mValueAccessor, *e.mValueData, pos, c);
|
||||
}
|
||||
|
||||
// if not exactly at the key time, interpolate with previous value set
|
||||
if (postTime > time && pos > 0) {
|
||||
|
|
@ -1320,9 +1329,7 @@ void ColladaLoader::CreateAnimation(aiScene *pScene, const ColladaParser &pParse
|
|||
|
||||
// find next point in time to evaluate. That's the closest frame larger than the current in any channel
|
||||
ai_real nextTime = ai_real(1e20);
|
||||
for (std::vector<Collada::ChannelEntry>::iterator it = entries.begin(); it != entries.end(); ++it) {
|
||||
Collada::ChannelEntry &channelElement = *it;
|
||||
|
||||
for (ChannelEntry & channelElement : entries) {
|
||||
// find the next time value larger than the current
|
||||
size_t pos = 0;
|
||||
while (pos < channelElement.mTimeAccessor->mCount) {
|
||||
|
|
@ -1337,7 +1344,7 @@ void ColladaLoader::CreateAnimation(aiScene *pScene, const ColladaParser &pParse
|
|||
// https://github.com/assimp/assimp/issues/458
|
||||
// Sub-sample axis-angle channels if the delta between two consecutive
|
||||
// key-frame angles is >= 180 degrees.
|
||||
if (transforms[channelElement.mTransformIndex].mType == Collada::TF_ROTATE && channelElement.mSubElement == 3 && pos > 0 && pos < channelElement.mTimeAccessor->mCount) {
|
||||
if (transforms[channelElement.mTransformIndex].mType == TF_ROTATE && channelElement.mSubElement == 3 && pos > 0 && pos < channelElement.mTimeAccessor->mCount) {
|
||||
const ai_real cur_key_angle = ReadFloat(*channelElement.mValueAccessor, *channelElement.mValueData, pos, 0);
|
||||
const ai_real last_key_angle = ReadFloat(*channelElement.mValueAccessor, *channelElement.mValueData, pos - 1, 0);
|
||||
const ai_real cur_key_time = ReadFloat(*channelElement.mTimeAccessor, *channelElement.mTimeData, pos, 0);
|
||||
|
|
@ -1355,17 +1362,15 @@ void ColladaLoader::CreateAnimation(aiScene *pScene, const ColladaParser &pParse
|
|||
}
|
||||
|
||||
// no more keys on any channel after the current time -> we're done
|
||||
if (nextTime > 1e19)
|
||||
if (nextTime > 1e19) {
|
||||
break;
|
||||
}
|
||||
|
||||
// else construct next keyframe at this following time point
|
||||
// else construct next key-frame at this following time point
|
||||
time = nextTime;
|
||||
}
|
||||
}
|
||||
|
||||
// there should be some keyframes, but we aren't that fixated on valid input data
|
||||
// ai_assert( resultTrafos.size() > 0);
|
||||
|
||||
// build an animation channel for the given node out of these trafo keys
|
||||
if (!resultTrafos.empty()) {
|
||||
aiNodeAnim *dstAnim = new aiNodeAnim;
|
||||
|
|
@ -1394,16 +1399,16 @@ void ColladaLoader::CreateAnimation(aiScene *pScene, const ColladaParser &pParse
|
|||
}
|
||||
|
||||
if (!entries.empty() && entries.front().mTimeAccessor->mCount > 0) {
|
||||
std::vector<Collada::ChannelEntry> morphChannels;
|
||||
for (std::vector<Collada::ChannelEntry>::iterator it = entries.begin(); it != entries.end(); ++it) {
|
||||
Collada::ChannelEntry &e = *it;
|
||||
|
||||
std::vector<ChannelEntry> morphChannels;
|
||||
for (ChannelEntry & e : entries) {
|
||||
// skip non-transform types
|
||||
if (e.mTargetId.empty())
|
||||
if (e.mTargetId.empty()) {
|
||||
continue;
|
||||
}
|
||||
|
||||
if (e.mTargetId.find("morph-weights") != std::string::npos)
|
||||
if (e.mTargetId.find("morph-weights") != std::string::npos) {
|
||||
morphChannels.push_back(e);
|
||||
}
|
||||
}
|
||||
if (!morphChannels.empty()) {
|
||||
// either 1) morph weight animation count should contain morph target count channels
|
||||
|
|
@ -1415,13 +1420,14 @@ void ColladaLoader::CreateAnimation(aiScene *pScene, const ColladaParser &pParse
|
|||
|
||||
std::vector<MorphTimeValues> morphTimeValues;
|
||||
int morphAnimChannelIndex = 0;
|
||||
for (std::vector<Collada::ChannelEntry>::iterator it = morphChannels.begin(); it != morphChannels.end(); ++it) {
|
||||
Collada::ChannelEntry &e = *it;
|
||||
for (ChannelEntry & e : morphChannels) {
|
||||
std::string::size_type apos = e.mTargetId.find('(');
|
||||
std::string::size_type bpos = e.mTargetId.find(')');
|
||||
if (apos == std::string::npos || bpos == std::string::npos)
|
||||
// unknown way to specify weight -> ignore this animation
|
||||
|
||||
// If unknown way to specify weight -> ignore this animation
|
||||
if (apos == std::string::npos || bpos == std::string::npos) {
|
||||
continue;
|
||||
}
|
||||
|
||||
// weight target can be in format Weight_M_N, Weight_N, WeightN, or some other way
|
||||
// we ignore the name and just assume the channels are in the right order
|
||||
|
|
@ -1465,13 +1471,13 @@ void ColladaLoader::CreateAnimation(aiScene *pScene, const ColladaParser &pParse
|
|||
std::copy(morphAnims.begin(), morphAnims.end(), anim->mMorphMeshChannels);
|
||||
}
|
||||
anim->mDuration = 0.0f;
|
||||
for (size_t a = 0; a < anims.size(); ++a) {
|
||||
anim->mDuration = std::max(anim->mDuration, anims[a]->mPositionKeys[anims[a]->mNumPositionKeys - 1].mTime);
|
||||
anim->mDuration = std::max(anim->mDuration, anims[a]->mRotationKeys[anims[a]->mNumRotationKeys - 1].mTime);
|
||||
anim->mDuration = std::max(anim->mDuration, anims[a]->mScalingKeys[anims[a]->mNumScalingKeys - 1].mTime);
|
||||
for (auto & a : anims) {
|
||||
anim->mDuration = std::max(anim->mDuration, a->mPositionKeys[a->mNumPositionKeys - 1].mTime);
|
||||
anim->mDuration = std::max(anim->mDuration, a->mRotationKeys[a->mNumRotationKeys - 1].mTime);
|
||||
anim->mDuration = std::max(anim->mDuration, a->mScalingKeys[a->mNumScalingKeys - 1].mTime);
|
||||
}
|
||||
for (size_t a = 0; a < morphAnims.size(); ++a) {
|
||||
anim->mDuration = std::max(anim->mDuration, morphAnims[a]->mKeys[morphAnims[a]->mNumKeys - 1].mTime);
|
||||
for (auto & morphAnim : morphAnims) {
|
||||
anim->mDuration = std::max(anim->mDuration, morphAnim->mKeys[morphAnim->mNumKeys - 1].mTime);
|
||||
}
|
||||
anim->mTicksPerSecond = 1000.0;
|
||||
mAnims.push_back(anim);
|
||||
|
|
@ -1480,10 +1486,12 @@ void ColladaLoader::CreateAnimation(aiScene *pScene, const ColladaParser &pParse
|
|||
|
||||
// ------------------------------------------------------------------------------------------------
|
||||
// Add a texture to a material structure
|
||||
void ColladaLoader::AddTexture(aiMaterial &mat, const ColladaParser &pParser,
|
||||
const Collada::Effect &effect,
|
||||
const Collada::Sampler &sampler,
|
||||
aiTextureType type, unsigned int idx) {
|
||||
void ColladaLoader::AddTexture(aiMaterial &mat,
|
||||
const ColladaParser &pParser,
|
||||
const Effect &effect,
|
||||
const Sampler &sampler,
|
||||
aiTextureType type,
|
||||
unsigned int idx) {
|
||||
// first of all, basic file name
|
||||
const aiString name = FindFilenameForEffectTexture(pParser, effect, sampler.mName);
|
||||
mat.AddProperty(&name, _AI_MATKEY_TEXTURE_BASE, type, idx);
|
||||
|
|
@ -1530,9 +1538,9 @@ void ColladaLoader::AddTexture(aiMaterial &mat, const ColladaParser &pParser,
|
|||
map = sampler.mUVId;
|
||||
} else {
|
||||
map = -1;
|
||||
for (std::string::const_iterator it = sampler.mUVChannel.begin(); it != sampler.mUVChannel.end(); ++it) {
|
||||
if (IsNumeric(*it)) {
|
||||
map = strtoul10(&(*it));
|
||||
for (std::_String_const_iterator<std::_String_val<std::_Simple_types<char> > >::value_type it : sampler.mUVChannel) {
|
||||
if (IsNumeric(it)) {
|
||||
map = strtoul10(&it);
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
|
@ -1582,7 +1590,7 @@ void ColladaLoader::FillMaterials(const ColladaParser &pParser, aiScene * /*pSce
|
|||
shadeMode = effect.mDoubleSided;
|
||||
mat.AddProperty<int>(&shadeMode, 1, AI_MATKEY_TWOSIDED);
|
||||
|
||||
// wireframe?
|
||||
// wire-frame?
|
||||
shadeMode = effect.mWireframe;
|
||||
mat.AddProperty<int>(&shadeMode, 1, AI_MATKEY_ENABLE_WIREFRAME);
|
||||
|
||||
|
|
@ -1660,12 +1668,12 @@ void ColladaLoader::BuildMaterials(ColladaParser &pParser, aiScene * /*pScene*/)
|
|||
|
||||
for (ColladaParser::MaterialLibrary::const_iterator matIt = pParser.mMaterialLibrary.begin();
|
||||
matIt != pParser.mMaterialLibrary.end(); ++matIt) {
|
||||
const Collada::Material &material = matIt->second;
|
||||
const Material &material = matIt->second;
|
||||
// a material is only a reference to an effect
|
||||
ColladaParser::EffectLibrary::iterator effIt = pParser.mEffectLibrary.find(material.mEffect);
|
||||
if (effIt == pParser.mEffectLibrary.end())
|
||||
continue;
|
||||
Collada::Effect &effect = effIt->second;
|
||||
Effect &effect = effIt->second;
|
||||
|
||||
// create material
|
||||
aiMaterial *mat = new aiMaterial;
|
||||
|
|
@ -1674,7 +1682,7 @@ void ColladaLoader::BuildMaterials(ColladaParser &pParser, aiScene * /*pScene*/)
|
|||
|
||||
// store the material
|
||||
mMaterialIndexByName[matIt->first] = newMats.size();
|
||||
newMats.push_back(std::pair<Collada::Effect *, aiMaterial *>(&effect, mat));
|
||||
newMats.push_back(std::pair<Effect *, aiMaterial *>(&effect, mat));
|
||||
}
|
||||
// ScenePreprocessor generates a default material automatically if none is there.
|
||||
// All further code here in this loader works well without a valid material so
|
||||
|
|
@ -1682,17 +1690,16 @@ void ColladaLoader::BuildMaterials(ColladaParser &pParser, aiScene * /*pScene*/)
|
|||
}
|
||||
|
||||
// ------------------------------------------------------------------------------------------------
|
||||
// Resolves the texture name for the given effect texture entry
|
||||
// and loads the texture data
|
||||
// Resolves the texture name for the given effect texture entry and loads the texture data
|
||||
aiString ColladaLoader::FindFilenameForEffectTexture(const ColladaParser &pParser,
|
||||
const Collada::Effect &pEffect, const std::string &pName) {
|
||||
const Effect &pEffect, const std::string &pName) {
|
||||
aiString result;
|
||||
|
||||
// recurse through the param references until we end up at an image
|
||||
std::string name = pName;
|
||||
while (1) {
|
||||
// the given string is a param entry. Find it
|
||||
Collada::Effect::ParamLibrary::const_iterator it = pEffect.mParams.find(name);
|
||||
Effect::ParamLibrary::const_iterator it = pEffect.mParams.find(name);
|
||||
// if not found, we're at the end of the recursion. The resulting string should be the image ID
|
||||
if (it == pEffect.mParams.end())
|
||||
break;
|
||||
|
|
@ -1720,10 +1727,6 @@ aiString ColladaLoader::FindFilenameForEffectTexture(const ColladaParser &pParse
|
|||
tex->mFilename.Set(imIt->second.mFileName.c_str());
|
||||
result.Set(imIt->second.mFileName);
|
||||
|
||||
// TODO: check the possibility of using the flag "AI_CONFIG_IMPORT_FBX_EMBEDDED_TEXTURES_LEGACY_NAMING"
|
||||
// result.data[0] = '*';
|
||||
// result.length = 1 + ASSIMP_itoa10(result.data + 1, static_cast<unsigned int>(MAXLEN - 1), static_cast<int32_t>(mTextures.size()));
|
||||
|
||||
// setup format hint
|
||||
if (imIt->second.mEmbeddedFormat.length() >= HINTMAXTEXTURELEN) {
|
||||
ASSIMP_LOG_WARN("Collada: texture format hint is too long, truncating to 3 characters");
|
||||
|
|
@ -1752,7 +1755,7 @@ aiString ColladaLoader::FindFilenameForEffectTexture(const ColladaParser &pParse
|
|||
|
||||
// ------------------------------------------------------------------------------------------------
|
||||
// Reads a float value from an accessor and its data array.
|
||||
ai_real ColladaLoader::ReadFloat(const Collada::Accessor &pAccessor, const Collada::Data &pData, size_t pIndex, size_t pOffset) const {
|
||||
ai_real ColladaLoader::ReadFloat(const Accessor &pAccessor, const Data &pData, size_t pIndex, size_t pOffset) const {
|
||||
size_t pos = pAccessor.mStride * pIndex + pAccessor.mOffset + pOffset;
|
||||
ai_assert(pos < pData.mValues.size());
|
||||
return pData.mValues[pos];
|
||||
|
|
@ -1760,7 +1763,7 @@ ai_real ColladaLoader::ReadFloat(const Collada::Accessor &pAccessor, const Colla
|
|||
|
||||
// ------------------------------------------------------------------------------------------------
|
||||
// Reads a string value from an accessor and its data array.
|
||||
const std::string &ColladaLoader::ReadString(const Collada::Accessor &pAccessor, const Collada::Data &pData, size_t pIndex) const {
|
||||
const std::string &ColladaLoader::ReadString(const Accessor &pAccessor, const Data &pData, size_t pIndex) const {
|
||||
size_t pos = pAccessor.mStride * pIndex + pAccessor.mOffset;
|
||||
ai_assert(pos < pData.mStrings.size());
|
||||
return pData.mStrings[pos];
|
||||
|
|
@ -1777,12 +1780,12 @@ void ColladaLoader::CollectNodes(const aiNode *pNode, std::vector<const aiNode *
|
|||
|
||||
// ------------------------------------------------------------------------------------------------
|
||||
// Finds a node in the collada scene by the given name
|
||||
const Collada::Node *ColladaLoader::FindNode(const Collada::Node *pNode, const std::string &pName) const {
|
||||
const Node *ColladaLoader::FindNode(const Node *pNode, const std::string &pName) const {
|
||||
if (pNode->mName == pName || pNode->mID == pName)
|
||||
return pNode;
|
||||
|
||||
for (size_t a = 0; a < pNode->mChildren.size(); ++a) {
|
||||
const Collada::Node *node = FindNode(pNode->mChildren[a], pName);
|
||||
for (auto a : pNode->mChildren) {
|
||||
const Collada::Node *node = FindNode(a, pName);
|
||||
if (node) {
|
||||
return node;
|
||||
}
|
||||
|
|
@ -1793,7 +1796,7 @@ const Collada::Node *ColladaLoader::FindNode(const Collada::Node *pNode, const s
|
|||
|
||||
// ------------------------------------------------------------------------------------------------
|
||||
// Finds a node in the collada scene by the given SID
|
||||
const Collada::Node *ColladaLoader::FindNodeBySID(const Collada::Node *pNode, const std::string &pSID) const {
|
||||
const Node *ColladaLoader::FindNodeBySID(const Node *pNode, const std::string &pSID) const {
|
||||
if (nullptr == pNode) {
|
||||
return nullptr;
|
||||
}
|
||||
|
|
@ -1802,8 +1805,8 @@ const Collada::Node *ColladaLoader::FindNodeBySID(const Collada::Node *pNode, co
|
|||
return pNode;
|
||||
}
|
||||
|
||||
for (size_t a = 0; a < pNode->mChildren.size(); ++a) {
|
||||
const Collada::Node *node = FindNodeBySID(pNode->mChildren[a], pSID);
|
||||
for (auto a : pNode->mChildren) {
|
||||
const Collada::Node *node = FindNodeBySID(a, pSID);
|
||||
if (node) {
|
||||
return node;
|
||||
}
|
||||
|
|
@ -1815,7 +1818,7 @@ const Collada::Node *ColladaLoader::FindNodeBySID(const Collada::Node *pNode, co
|
|||
// ------------------------------------------------------------------------------------------------
|
||||
// Finds a proper unique name for a node derived from the collada-node's properties.
|
||||
// The name must be unique for proper node-bone association.
|
||||
std::string ColladaLoader::FindNameForNode(const Collada::Node *pNode) {
|
||||
std::string ColladaLoader::FindNameForNode(const Node *pNode) {
|
||||
// If explicitly requested, just use the collada name.
|
||||
if (useColladaName) {
|
||||
if (!pNode->mName.empty()) {
|
||||
|
|
|
|||
|
|
@ -82,25 +82,24 @@ struct ColladaMeshIndex {
|
|||
*/
|
||||
class ColladaLoader : public BaseImporter {
|
||||
public:
|
||||
/// The class constructor.
|
||||
ColladaLoader();
|
||||
|
||||
/// The class destructor.
|
||||
~ColladaLoader() override;
|
||||
|
||||
public:
|
||||
/** Returns whether the class can handle the format of the given file.
|
||||
* See BaseImporter::CanRead() for details. */
|
||||
/// Returns whether the class can handle the format of the given file.
|
||||
/// @see BaseImporter::CanRead() for more details.
|
||||
bool CanRead(const std::string &pFile, IOSystem *pIOHandler, bool checkSig) const override;
|
||||
|
||||
protected:
|
||||
/** Return importer meta information.
|
||||
* See #BaseImporter::GetInfo for the details
|
||||
*/
|
||||
/// See #BaseImporter::GetInfo for the details
|
||||
const aiImporterDesc *GetInfo() const override;
|
||||
|
||||
/// See #BaseImporter::SetupProperties for the details
|
||||
void SetupProperties(const Importer *pImp) override;
|
||||
|
||||
/** Imports the given file into the given scene structure.
|
||||
* See BaseImporter::InternReadFile() for details
|
||||
*/
|
||||
/// See #BaseImporter::InternReadFile for the details
|
||||
void InternReadFile(const std::string &pFile, aiScene *pScene, IOSystem *pIOHandler) override;
|
||||
|
||||
/** Recursively constructs a scene node for the given parser node and returns it. */
|
||||
|
|
|
|||
Loading…
Reference in New Issue