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Diffstat (limited to '3rdparty/assimp/code/ScenePreprocessor.cpp')
| -rw-r--r-- | 3rdparty/assimp/code/ScenePreprocessor.cpp | 281 |
1 files changed, 0 insertions, 281 deletions
diff --git a/3rdparty/assimp/code/ScenePreprocessor.cpp b/3rdparty/assimp/code/ScenePreprocessor.cpp deleted file mode 100644 index e7a83c51..00000000 --- a/3rdparty/assimp/code/ScenePreprocessor.cpp +++ /dev/null @@ -1,281 +0,0 @@ -/* -Open Asset Import Library (ASSIMP) ----------------------------------------------------------------------- - -Copyright (c) 2006-2010, ASSIMP Development 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 Development 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 "AssimpPCH.h" -#include "ScenePreprocessor.h" - -using namespace Assimp; - -// --------------------------------------------------------------------------------------------- -void ScenePreprocessor::ProcessScene () -{ - ai_assert(scene != NULL); - - // Process all meshes - for (unsigned int i = 0; i < scene->mNumMeshes;++i) - ProcessMesh(scene->mMeshes[i]); - - // - nothing to do for nodes for the moment - // - nothing to do for textures for the moment - // - nothing to do for lights for the moment - // - nothing to do for cameras for the moment - - // Process all animations - for (unsigned int i = 0; i < scene->mNumAnimations;++i) - ProcessAnimation(scene->mAnimations[i]); - - // Generate a default material if none was specified - if (!scene->mNumMaterials && scene->mNumMeshes) { - scene->mMaterials = new aiMaterial*[2]; - MaterialHelper* helper; - - aiString name; - - // Check whether there are meshes with at least one set of uv coordinates ... add a dummy texture for them - // meshes without texture coordinates receive a boring gray default material. - unsigned int mat0 = 0xffffffff, mat1 = 0xffffffff; - for (unsigned int i = 0; i < scene->mNumMeshes;++i) { - if (scene->mMeshes[i]->mTextureCoords[0]) { - - if (mat0 == 0xffffffff) { - - scene->mMaterials[scene->mNumMaterials] = helper = new MaterialHelper(); - name.Set("$texture.png"); - helper->AddProperty(&name,AI_MATKEY_TEXTURE_DIFFUSE(0)); - - name.Set(AI_DEFAULT_TEXTURED_MATERIAL_NAME); - helper->AddProperty(&name,AI_MATKEY_NAME); - - mat0 = scene->mNumMaterials++; - DefaultLogger::get()->debug("ScenePreprocessor: Adding textured material \'" AI_DEFAULT_TEXTURED_MATERIAL_NAME "\'"); - } - scene->mMeshes[i]->mMaterialIndex = mat0; - } - else - { - if (mat1 == 0xffffffff) { - - scene->mMaterials[scene->mNumMaterials] = helper = new MaterialHelper(); - aiColor3D clr(0.6f,0.6f,0.6f); - helper->AddProperty(&clr,1,AI_MATKEY_COLOR_DIFFUSE); - - // setup the default name - name.Set(AI_DEFAULT_MATERIAL_NAME); - helper->AddProperty(&name,AI_MATKEY_NAME); - - mat1 = scene->mNumMaterials++; - DefaultLogger::get()->debug("ScenePreprocessor: Adding grey material \'" AI_DEFAULT_MATERIAL_NAME "\'"); - } - scene->mMeshes[i]->mMaterialIndex = mat1; - } - } - } -} - -// --------------------------------------------------------------------------------------------- -void ScenePreprocessor::ProcessMesh (aiMesh* mesh) -{ - // If aiMesh::mNumUVComponents is *not* set assign the default value of 2 - for (unsigned int i = 0; i < AI_MAX_NUMBER_OF_TEXTURECOORDS; ++i) { - if (!mesh->mTextureCoords[i]) - mesh->mNumUVComponents[i] = 0; - - else { - if ( !mesh->mNumUVComponents[i]) - mesh->mNumUVComponents[i] = 2; - - aiVector3D* p = mesh->mTextureCoords[i], *end = p+mesh->mNumVertices; - - // Ensure unsued components are zeroed. This will make 1D texture channels work - // as if they were 2D channels .. just in case an application doesn't handle - // this case - if (2 == mesh->mNumUVComponents[i]) { - for (; p != end; ++p) - p->z = 0.f; - } - else if (1 == mesh->mNumUVComponents[i]) { - for (; p != end; ++p) - p->z = p->y = 0.f; - } - else if (3 == mesh->mNumUVComponents[i]) { - - // Really 3D coordinates? Check whether the third coordinate is != 0 for at least one element - for (; p != end; ++p) { - if (p->z != 0) - break; - } - if (p == end) { - DefaultLogger::get()->warn("ScenePreprocessor: UVs are declared to be 3D but they're obviously not. Reverting to 2D."); - mesh->mNumUVComponents[i] = 2; - } - } - } - } - - // If the information which primitive types are there in the - // mesh is currently not available, compute it. - if (!mesh->mPrimitiveTypes) { - for (unsigned int a = 0; a < mesh->mNumFaces; ++a) { - aiFace& face = mesh->mFaces[a]; - switch (face.mNumIndices) - { - case 3u: - mesh->mPrimitiveTypes |= aiPrimitiveType_TRIANGLE; - break; - - case 2u: - mesh->mPrimitiveTypes |= aiPrimitiveType_LINE; - break; - - case 1u: - mesh->mPrimitiveTypes |= aiPrimitiveType_POINT; - break; - - default: - mesh->mPrimitiveTypes |= aiPrimitiveType_POLYGON; - break; - } - } - } - - // If tangents and normals are given but no bitangents compute them - if (mesh->mTangents && mesh->mNormals && !mesh->mBitangents) { - - mesh->mBitangents = new aiVector3D[mesh->mNumVertices]; - for (unsigned int i = 0; i < mesh->mNumVertices;++i) { - mesh->mBitangents[i] = mesh->mNormals[i] ^ mesh->mTangents[i]; - } - } -} - -// --------------------------------------------------------------------------------------------- -void ScenePreprocessor::ProcessAnimation (aiAnimation* anim) -{ - double first = 10e10, last = -10e10; - for (unsigned int i = 0; i < anim->mNumChannels;++i) { - aiNodeAnim* channel = anim->mChannels[i]; - - /* If the exact duration of the animation is not given - * compute it now. - */ - if (anim->mDuration == -1.) { - - // Position keys - for (unsigned int i = 0; i < channel->mNumPositionKeys;++i) { - aiVectorKey& key = channel->mPositionKeys[i]; - first = std::min (first, key.mTime); - last = std::max (last, key.mTime); - } - - // Scaling keys - for (unsigned int i = 0; i < channel->mNumScalingKeys;++i) { - aiVectorKey& key = channel->mScalingKeys[i]; - first = std::min (first, key.mTime); - last = std::max (last, key.mTime); - } - - // Rotation keys - for (unsigned int i = 0; i < channel->mNumRotationKeys;++i) { - aiQuatKey& key = channel->mRotationKeys[i]; - first = std::min (first, key.mTime); - last = std::max (last, key.mTime); - } - } - - /* Check whether the animation channel has no rotation - * or position tracks. In this case we generate a dummy - * track from the information we have in the transformation - * matrix of the corresponding node. - */ - if (!channel->mNumRotationKeys || !channel->mNumPositionKeys || !channel->mNumScalingKeys) { - // Find the node that belongs to this animation - aiNode* node = scene->mRootNode->FindNode(channel->mNodeName); - if (node) // ValidateDS will complain later if 'node' is NULL - { - // Decompose the transformation matrix of the node - aiVector3D scaling, position; - aiQuaternion rotation; - - node->mTransformation.Decompose(scaling, rotation,position); - - // No rotation keys? Generate a dummy track - if (!channel->mNumRotationKeys) { - channel->mNumRotationKeys = 1; - channel->mRotationKeys = new aiQuatKey[1]; - aiQuatKey& q = channel->mRotationKeys[0]; - - q.mTime = 0.; - q.mValue = rotation; - - DefaultLogger::get()->debug("ScenePreprocessor: Dummy rotation track has been generated"); - } - - // No scaling keys? Generate a dummy track - if (!channel->mNumScalingKeys) { - channel->mNumScalingKeys = 1; - channel->mScalingKeys = new aiVectorKey[1]; - aiVectorKey& q = channel->mScalingKeys[0]; - - q.mTime = 0.; - q.mValue = scaling; - - DefaultLogger::get()->debug("ScenePreprocessor: Dummy scaling track has been generated"); - } - - // No position keys? Generate a dummy track - if (!channel->mNumPositionKeys) { - channel->mNumPositionKeys = 1; - channel->mPositionKeys = new aiVectorKey[1]; - aiVectorKey& q = channel->mPositionKeys[0]; - - q.mTime = 0.; - q.mValue = position; - - DefaultLogger::get()->debug("ScenePreprocessor: Dummy position track has been generated"); - } - } - } - } - - if (anim->mDuration == -1.) { - DefaultLogger::get()->debug("ScenePreprocessor: Setting animation duration"); - anim->mDuration = last - std::min( first, 0. ); - } -} |