diff options
Diffstat (limited to 'libs/assimp/code/PostProcessing/RemoveVCProcess.cpp')
| -rw-r--r-- | libs/assimp/code/PostProcessing/RemoveVCProcess.cpp | 307 |
1 files changed, 0 insertions, 307 deletions
diff --git a/libs/assimp/code/PostProcessing/RemoveVCProcess.cpp b/libs/assimp/code/PostProcessing/RemoveVCProcess.cpp deleted file mode 100644 index 1107736..0000000 --- a/libs/assimp/code/PostProcessing/RemoveVCProcess.cpp +++ /dev/null @@ -1,307 +0,0 @@ -/* ---------------------------------------------------------------------------- -Open Asset Import Library (assimp) ---------------------------------------------------------------------------- - -Copyright (c) 2006-2022, assimp team - - - -All rights reserved. - -Redistribution and use of this software in source and binary forms, -with or without modification, are permitted provided that the following -conditions are met: - -* Redistributions of source code must retain the above - copyright notice, this list of conditions and the - following disclaimer. - -* Redistributions in binary form must reproduce the above - copyright notice, this list of conditions and the - following disclaimer in the documentation and/or other - materials provided with the distribution. - -* Neither the name of the assimp team, nor the names of its - contributors may be used to endorse or promote products - derived from this software without specific prior - written permission of the assimp team. - -THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT -OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT -LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, -DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY -THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE -OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. ---------------------------------------------------------------------------- -*/ -/** @file Implementation of the post processing step to remove - * any parts of the mesh structure from the imported data. -*/ - -#include "RemoveVCProcess.h" -#include <assimp/postprocess.h> -#include <assimp/scene.h> -#include <assimp/DefaultLogger.hpp> - -using namespace Assimp; - -// ------------------------------------------------------------------------------------------------ -// Constructor to be privately used by Importer -RemoveVCProcess::RemoveVCProcess() : - configDeleteFlags(), mScene() {} - -// ------------------------------------------------------------------------------------------------ -// Destructor, private as well -RemoveVCProcess::~RemoveVCProcess() {} - -// ------------------------------------------------------------------------------------------------ -// Returns whether the processing step is present in the given flag field. -bool RemoveVCProcess::IsActive(unsigned int pFlags) const { - return (pFlags & aiProcess_RemoveComponent) != 0; -} - -// ------------------------------------------------------------------------------------------------ -// Small helper function to delete all elements in a T** array using delete -template <typename T> -inline void ArrayDelete(T **&in, unsigned int &num) { - for (unsigned int i = 0; i < num; ++i) - delete in[i]; - - delete[] in; - in = nullptr; - num = 0; -} - -#if 0 -// ------------------------------------------------------------------------------------------------ -// Updates the node graph - removes all nodes which have the "remove" flag set and the -// "don't remove" flag not set. Nodes with meshes are never deleted. -bool UpdateNodeGraph(aiNode* node,std::list<aiNode*>& childsOfParent,bool root) -{ - bool b = false; - - std::list<aiNode*> mine; - for (unsigned int i = 0; i < node->mNumChildren;++i) - { - if(UpdateNodeGraph(node->mChildren[i],mine,false)) - b = true; - } - - // somewhat tricky ... mNumMeshes must be originally 0 and MSB2 may not be set, - // so we can do a simple comparison against MSB here - if (!root && AI_RC_UINT_MSB == node->mNumMeshes ) - { - // this node needs to be removed - if(node->mNumChildren) - { - childsOfParent.insert(childsOfParent.end(),mine.begin(),mine.end()); - - // set all children to nullptr to make sure they are not deleted when we delete ourself - for (unsigned int i = 0; i < node->mNumChildren;++i) - node->mChildren[i] = nullptr; - } - b = true; - delete node; - } - else - { - AI_RC_UNMASK(node->mNumMeshes); - childsOfParent.push_back(node); - - if (b) - { - // reallocate the array of our children here - node->mNumChildren = (unsigned int)mine.size(); - aiNode** const children = new aiNode*[mine.size()]; - aiNode** ptr = children; - - for (std::list<aiNode*>::iterator it = mine.begin(), end = mine.end(); - it != end; ++it) - { - *ptr++ = *it; - } - delete[] node->mChildren; - node->mChildren = children; - return false; - } - } - return b; -} -#endif - -// ------------------------------------------------------------------------------------------------ -// Executes the post processing step on the given imported data. -void RemoveVCProcess::Execute(aiScene *pScene) { - ASSIMP_LOG_DEBUG("RemoveVCProcess begin"); - bool bHas = false; //,bMasked = false; - - mScene = pScene; - - // handle animations - if (configDeleteFlags & aiComponent_ANIMATIONS) { - - bHas = true; - ArrayDelete(pScene->mAnimations, pScene->mNumAnimations); - } - - // handle textures - if (configDeleteFlags & aiComponent_TEXTURES) { - bHas = true; - ArrayDelete(pScene->mTextures, pScene->mNumTextures); - } - - // handle materials - if (configDeleteFlags & aiComponent_MATERIALS && pScene->mNumMaterials) { - bHas = true; - for (unsigned int i = 1; i < pScene->mNumMaterials; ++i) - delete pScene->mMaterials[i]; - - pScene->mNumMaterials = 1; - aiMaterial *helper = (aiMaterial *)pScene->mMaterials[0]; - ai_assert(nullptr != helper); - helper->Clear(); - - // gray - aiColor3D clr(0.6f, 0.6f, 0.6f); - helper->AddProperty(&clr, 1, AI_MATKEY_COLOR_DIFFUSE); - - // add a small ambient color value - clr = aiColor3D(0.05f, 0.05f, 0.05f); - helper->AddProperty(&clr, 1, AI_MATKEY_COLOR_AMBIENT); - - aiString s; - s.Set("Dummy_MaterialsRemoved"); - helper->AddProperty(&s, AI_MATKEY_NAME); - } - - // handle light sources - if (configDeleteFlags & aiComponent_LIGHTS) { - bHas = true; - ArrayDelete(pScene->mLights, pScene->mNumLights); - } - - // handle camneras - if (configDeleteFlags & aiComponent_CAMERAS) { - bHas = true; - ArrayDelete(pScene->mCameras, pScene->mNumCameras); - } - - // handle meshes - if (configDeleteFlags & aiComponent_MESHES) { - bHas = true; - ArrayDelete(pScene->mMeshes, pScene->mNumMeshes); - } else { - for (unsigned int a = 0; a < pScene->mNumMeshes; a++) { - if (ProcessMesh(pScene->mMeshes[a])) - bHas = true; - } - } - - // now check whether the result is still a full scene - if (!pScene->mNumMeshes || !pScene->mNumMaterials) { - pScene->mFlags |= AI_SCENE_FLAGS_INCOMPLETE; - ASSIMP_LOG_DEBUG("Setting AI_SCENE_FLAGS_INCOMPLETE flag"); - - // If we have no meshes anymore we should also clear another flag ... - if (!pScene->mNumMeshes) - pScene->mFlags &= ~AI_SCENE_FLAGS_NON_VERBOSE_FORMAT; - } - - if (bHas) { - ASSIMP_LOG_INFO("RemoveVCProcess finished. Data structure cleanup has been done."); - } else { - ASSIMP_LOG_DEBUG("RemoveVCProcess finished. Nothing to be done ..."); - } -} - -// ------------------------------------------------------------------------------------------------ -// Setup configuration properties for the step -void RemoveVCProcess::SetupProperties(const Importer *pImp) { - configDeleteFlags = pImp->GetPropertyInteger(AI_CONFIG_PP_RVC_FLAGS, 0x0); - if (!configDeleteFlags) { - ASSIMP_LOG_WARN("RemoveVCProcess: AI_CONFIG_PP_RVC_FLAGS is zero."); - } -} - -// ------------------------------------------------------------------------------------------------ -// Executes the post processing step on the given imported data. -bool RemoveVCProcess::ProcessMesh(aiMesh *pMesh) { - bool ret = false; - - // if all materials have been deleted let the material - // index of the mesh point to the created default material - if (configDeleteFlags & aiComponent_MATERIALS) - pMesh->mMaterialIndex = 0; - - // handle normals - if (configDeleteFlags & aiComponent_NORMALS && pMesh->mNormals) { - delete[] pMesh->mNormals; - pMesh->mNormals = nullptr; - ret = true; - } - - // handle tangents and bitangents - if (configDeleteFlags & aiComponent_TANGENTS_AND_BITANGENTS && pMesh->mTangents) { - delete[] pMesh->mTangents; - pMesh->mTangents = nullptr; - - delete[] pMesh->mBitangents; - pMesh->mBitangents = nullptr; - ret = true; - } - - // handle texture coordinates - bool b = (0 != (configDeleteFlags & aiComponent_TEXCOORDS)); - for (unsigned int i = 0, real = 0; real < AI_MAX_NUMBER_OF_TEXTURECOORDS; ++real) { - if (!pMesh->mTextureCoords[i]) break; - if (configDeleteFlags & aiComponent_TEXCOORDSn(real) || b) { - delete[] pMesh->mTextureCoords[i]; - pMesh->mTextureCoords[i] = nullptr; - ret = true; - - if (!b) { - // collapse the rest of the array - for (unsigned int a = i + 1; a < AI_MAX_NUMBER_OF_TEXTURECOORDS; ++a) - pMesh->mTextureCoords[a - 1] = pMesh->mTextureCoords[a]; - - pMesh->mTextureCoords[AI_MAX_NUMBER_OF_TEXTURECOORDS - 1] = nullptr; - continue; - } - } - ++i; - } - - // handle vertex colors - b = (0 != (configDeleteFlags & aiComponent_COLORS)); - for (unsigned int i = 0, real = 0; real < AI_MAX_NUMBER_OF_COLOR_SETS; ++real) { - if (!pMesh->mColors[i]) break; - if (configDeleteFlags & aiComponent_COLORSn(i) || b) { - delete[] pMesh->mColors[i]; - pMesh->mColors[i] = nullptr; - ret = true; - - if (!b) { - // collapse the rest of the array - for (unsigned int a = i + 1; a < AI_MAX_NUMBER_OF_COLOR_SETS; ++a) - pMesh->mColors[a - 1] = pMesh->mColors[a]; - - pMesh->mColors[AI_MAX_NUMBER_OF_COLOR_SETS - 1] = nullptr; - continue; - } - } - ++i; - } - - // handle bones - if (configDeleteFlags & aiComponent_BONEWEIGHTS && pMesh->mBones) { - ArrayDelete(pMesh->mBones, pMesh->mNumBones); - ret = true; - } - return ret; -} |