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Diffstat (limited to 'thirdparty/assimp/code/PostProcessing/ProcessHelper.h')
| -rw-r--r-- | thirdparty/assimp/code/PostProcessing/ProcessHelper.h | 386 |
1 files changed, 0 insertions, 386 deletions
diff --git a/thirdparty/assimp/code/PostProcessing/ProcessHelper.h b/thirdparty/assimp/code/PostProcessing/ProcessHelper.h deleted file mode 100644 index 0afcc41420..0000000000 --- a/thirdparty/assimp/code/PostProcessing/ProcessHelper.h +++ /dev/null @@ -1,386 +0,0 @@ -/* -Open Asset Import Library (assimp) ----------------------------------------------------------------------- - -Copyright (c) 2006-2019, 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. - ----------------------------------------------------------------------- -*/ - -#ifndef AI_PROCESS_HELPER_H_INCLUDED -#define AI_PROCESS_HELPER_H_INCLUDED - -#include <assimp/postprocess.h> -#include <assimp/anim.h> -#include <assimp/mesh.h> -#include <assimp/material.h> -#include <assimp/DefaultLogger.hpp> -#include <assimp/scene.h> - -#include <assimp/SpatialSort.h> -#include "Common/BaseProcess.h" -#include <assimp/ParsingUtils.h> - -#include <list> - -// ------------------------------------------------------------------------------- -// Some extensions to std namespace. Mainly std::min and std::max for all -// flat data types in the aiScene. They're used to quickly determine the -// min/max bounds of data arrays. -#ifdef __cplusplus -namespace std { - - // std::min for aiVector3D - template <typename TReal> - inline ::aiVector3t<TReal> min (const ::aiVector3t<TReal>& a, const ::aiVector3t<TReal>& b) { - return ::aiVector3t<TReal> (min(a.x,b.x),min(a.y,b.y),min(a.z,b.z)); - } - - // std::max for aiVector3t<TReal> - template <typename TReal> - inline ::aiVector3t<TReal> max (const ::aiVector3t<TReal>& a, const ::aiVector3t<TReal>& b) { - return ::aiVector3t<TReal> (max(a.x,b.x),max(a.y,b.y),max(a.z,b.z)); - } - - // std::min for aiVector2t<TReal> - template <typename TReal> - inline ::aiVector2t<TReal> min (const ::aiVector2t<TReal>& a, const ::aiVector2t<TReal>& b) { - return ::aiVector2t<TReal> (min(a.x,b.x),min(a.y,b.y)); - } - - // std::max for aiVector2t<TReal> - template <typename TReal> - inline ::aiVector2t<TReal> max (const ::aiVector2t<TReal>& a, const ::aiVector2t<TReal>& b) { - return ::aiVector2t<TReal> (max(a.x,b.x),max(a.y,b.y)); - } - - // std::min for aiColor4D - template <typename TReal> - inline ::aiColor4t<TReal> min (const ::aiColor4t<TReal>& a, const ::aiColor4t<TReal>& b) { - return ::aiColor4t<TReal> (min(a.r,b.r),min(a.g,b.g),min(a.b,b.b),min(a.a,b.a)); - } - - // std::max for aiColor4D - template <typename TReal> - inline ::aiColor4t<TReal> max (const ::aiColor4t<TReal>& a, const ::aiColor4t<TReal>& b) { - return ::aiColor4t<TReal> (max(a.r,b.r),max(a.g,b.g),max(a.b,b.b),max(a.a,b.a)); - } - - - // std::min for aiQuaterniont<TReal> - template <typename TReal> - inline ::aiQuaterniont<TReal> min (const ::aiQuaterniont<TReal>& a, const ::aiQuaterniont<TReal>& b) { - return ::aiQuaterniont<TReal> (min(a.w,b.w),min(a.x,b.x),min(a.y,b.y),min(a.z,b.z)); - } - - // std::max for aiQuaterniont<TReal> - template <typename TReal> - inline ::aiQuaterniont<TReal> max (const ::aiQuaterniont<TReal>& a, const ::aiQuaterniont<TReal>& b) { - return ::aiQuaterniont<TReal> (max(a.w,b.w),max(a.x,b.x),max(a.y,b.y),max(a.z,b.z)); - } - - - - // std::min for aiVectorKey - inline ::aiVectorKey min (const ::aiVectorKey& a, const ::aiVectorKey& b) { - return ::aiVectorKey (min(a.mTime,b.mTime),min(a.mValue,b.mValue)); - } - - // std::max for aiVectorKey - inline ::aiVectorKey max (const ::aiVectorKey& a, const ::aiVectorKey& b) { - return ::aiVectorKey (max(a.mTime,b.mTime),max(a.mValue,b.mValue)); - } - - // std::min for aiQuatKey - inline ::aiQuatKey min (const ::aiQuatKey& a, const ::aiQuatKey& b) { - return ::aiQuatKey (min(a.mTime,b.mTime),min(a.mValue,b.mValue)); - } - - // std::max for aiQuatKey - inline ::aiQuatKey max (const ::aiQuatKey& a, const ::aiQuatKey& b) { - return ::aiQuatKey (max(a.mTime,b.mTime),max(a.mValue,b.mValue)); - } - - // std::min for aiVertexWeight - inline ::aiVertexWeight min (const ::aiVertexWeight& a, const ::aiVertexWeight& b) { - return ::aiVertexWeight (min(a.mVertexId,b.mVertexId),min(a.mWeight,b.mWeight)); - } - - // std::max for aiVertexWeight - inline ::aiVertexWeight max (const ::aiVertexWeight& a, const ::aiVertexWeight& b) { - return ::aiVertexWeight (max(a.mVertexId,b.mVertexId),max(a.mWeight,b.mWeight)); - } - -} // end namespace std -#endif // !! C++ - -namespace Assimp { - -// ------------------------------------------------------------------------------- -// Start points for ArrayBounds<T> for all supported Ts -template <typename T> -struct MinMaxChooser; - -template <> struct MinMaxChooser<float> { - void operator ()(float& min,float& max) { - max = -1e10f; - min = 1e10f; -}}; -template <> struct MinMaxChooser<double> { - void operator ()(double& min,double& max) { - max = -1e10; - min = 1e10; -}}; -template <> struct MinMaxChooser<unsigned int> { - void operator ()(unsigned int& min,unsigned int& max) { - max = 0; - min = (1u<<(sizeof(unsigned int)*8-1)); -}}; - -template <typename T> struct MinMaxChooser< aiVector3t<T> > { - void operator ()(aiVector3t<T>& min,aiVector3t<T>& max) { - max = aiVector3t<T>(-1e10f,-1e10f,-1e10f); - min = aiVector3t<T>( 1e10f, 1e10f, 1e10f); -}}; -template <typename T> struct MinMaxChooser< aiVector2t<T> > { - void operator ()(aiVector2t<T>& min,aiVector2t<T>& max) { - max = aiVector2t<T>(-1e10f,-1e10f); - min = aiVector2t<T>( 1e10f, 1e10f); - }}; -template <typename T> struct MinMaxChooser< aiColor4t<T> > { - void operator ()(aiColor4t<T>& min,aiColor4t<T>& max) { - max = aiColor4t<T>(-1e10f,-1e10f,-1e10f,-1e10f); - min = aiColor4t<T>( 1e10f, 1e10f, 1e10f, 1e10f); -}}; - -template <typename T> struct MinMaxChooser< aiQuaterniont<T> > { - void operator ()(aiQuaterniont<T>& min,aiQuaterniont<T>& max) { - max = aiQuaterniont<T>(-1e10f,-1e10f,-1e10f,-1e10f); - min = aiQuaterniont<T>( 1e10f, 1e10f, 1e10f, 1e10f); -}}; - -template <> struct MinMaxChooser<aiVectorKey> { - void operator ()(aiVectorKey& min,aiVectorKey& max) { - MinMaxChooser<double>()(min.mTime,max.mTime); - MinMaxChooser<aiVector3D>()(min.mValue,max.mValue); -}}; -template <> struct MinMaxChooser<aiQuatKey> { - void operator ()(aiQuatKey& min,aiQuatKey& max) { - MinMaxChooser<double>()(min.mTime,max.mTime); - MinMaxChooser<aiQuaternion>()(min.mValue,max.mValue); -}}; - -template <> struct MinMaxChooser<aiVertexWeight> { - void operator ()(aiVertexWeight& min,aiVertexWeight& max) { - MinMaxChooser<unsigned int>()(min.mVertexId,max.mVertexId); - MinMaxChooser<float>()(min.mWeight,max.mWeight); -}}; - -// ------------------------------------------------------------------------------- -/** @brief Find the min/max values of an array of Ts - * @param in Input array - * @param size Number of elements to process - * @param[out] min minimum value - * @param[out] max maximum value - */ -template <typename T> -inline void ArrayBounds(const T* in, unsigned int size, T& min, T& max) -{ - MinMaxChooser<T> ()(min,max); - for (unsigned int i = 0; i < size;++i) { - min = std::min(in[i],min); - max = std::max(in[i],max); - } -} - - -// ------------------------------------------------------------------------------- -/** Little helper function to calculate the quadratic difference - * of two colours. - * @param pColor1 First color - * @param pColor2 second color - * @return Quadratic color difference */ -inline ai_real GetColorDifference( const aiColor4D& pColor1, const aiColor4D& pColor2) -{ - const aiColor4D c (pColor1.r - pColor2.r, pColor1.g - pColor2.g, pColor1.b - pColor2.b, pColor1.a - pColor2.a); - return c.r*c.r + c.g*c.g + c.b*c.b + c.a*c.a; -} - - -// ------------------------------------------------------------------------------- -/** @brief Extract single strings from a list of identifiers - * @param in Input string list. - * @param out Receives a list of clean output strings - * @sdee #AI_CONFIG_PP_OG_EXCLUDE_LIST */ -void ConvertListToStrings(const std::string& in, std::list<std::string>& out); - - -// ------------------------------------------------------------------------------- -/** @brief Compute the AABB of a mesh after applying a given transform - * @param mesh Input mesh - * @param[out] min Receives minimum transformed vertex - * @param[out] max Receives maximum transformed vertex - * @param m Transformation matrix to be applied */ -void FindAABBTransformed (const aiMesh* mesh, aiVector3D& min, aiVector3D& max, const aiMatrix4x4& m); - - -// ------------------------------------------------------------------------------- -/** @brief Helper function to determine the 'real' center of a mesh - * - * That is the center of its axis-aligned bounding box. - * @param mesh Input mesh - * @param[out] min Minimum vertex of the mesh - * @param[out] max maximum vertex of the mesh - * @param[out] out Center point */ -void FindMeshCenter (aiMesh* mesh, aiVector3D& out, aiVector3D& min, aiVector3D& max); - -// ------------------------------------------------------------------------------- -/** @brief Helper function to determine the 'real' center of a scene - * - * That is the center of its axis-aligned bounding box. - * @param scene Input scene - * @param[out] min Minimum vertex of the scene - * @param[out] max maximum vertex of the scene - * @param[out] out Center point */ -void FindSceneCenter (aiScene* scene, aiVector3D& out, aiVector3D& min, aiVector3D& max); - - -// ------------------------------------------------------------------------------- -// Helper function to determine the 'real' center of a mesh after applying a given transform -void FindMeshCenterTransformed (aiMesh* mesh, aiVector3D& out, aiVector3D& min,aiVector3D& max, const aiMatrix4x4& m); - - -// ------------------------------------------------------------------------------- -// Helper function to determine the 'real' center of a mesh -void FindMeshCenter (aiMesh* mesh, aiVector3D& out); - - -// ------------------------------------------------------------------------------- -// Helper function to determine the 'real' center of a mesh after applying a given transform -void FindMeshCenterTransformed (aiMesh* mesh, aiVector3D& out,const aiMatrix4x4& m); - - -// ------------------------------------------------------------------------------- -// Compute a good epsilon value for position comparisons on a mesh -ai_real ComputePositionEpsilon(const aiMesh* pMesh); - - -// ------------------------------------------------------------------------------- -// Compute a good epsilon value for position comparisons on a array of meshes -ai_real ComputePositionEpsilon(const aiMesh* const* pMeshes, size_t num); - - -// ------------------------------------------------------------------------------- -// Compute an unique value for the vertex format of a mesh -unsigned int GetMeshVFormatUnique(const aiMesh* pcMesh); - - -// defs for ComputeVertexBoneWeightTable() -typedef std::pair <unsigned int,float> PerVertexWeight; -typedef std::vector <PerVertexWeight> VertexWeightTable; - -// ------------------------------------------------------------------------------- -// Compute a per-vertex bone weight table -VertexWeightTable* ComputeVertexBoneWeightTable(const aiMesh* pMesh); - - -// ------------------------------------------------------------------------------- -// Get a string for a given aiTextureType -const char* TextureTypeToString(aiTextureType in); - - -// ------------------------------------------------------------------------------- -// Get a string for a given aiTextureMapping -const char* MappingTypeToString(aiTextureMapping in); - - -// flags for MakeSubmesh() -#define AI_SUBMESH_FLAGS_SANS_BONES 0x1 - -// ------------------------------------------------------------------------------- -// Split a mesh given a list of faces to be contained in the sub mesh -aiMesh* MakeSubmesh(const aiMesh *superMesh, const std::vector<unsigned int> &subMeshFaces, unsigned int subFlags); - -// ------------------------------------------------------------------------------- -// Utility postprocess step to share the spatial sort tree between -// all steps which use it to speedup its computations. -class ComputeSpatialSortProcess : public BaseProcess -{ - bool IsActive( unsigned int pFlags) const - { - return NULL != shared && 0 != (pFlags & (aiProcess_CalcTangentSpace | - aiProcess_GenNormals | aiProcess_JoinIdenticalVertices)); - } - - void Execute( aiScene* pScene) - { - typedef std::pair<SpatialSort, ai_real> _Type; - ASSIMP_LOG_DEBUG("Generate spatially-sorted vertex cache"); - - std::vector<_Type>* p = new std::vector<_Type>(pScene->mNumMeshes); - std::vector<_Type>::iterator it = p->begin(); - - for (unsigned int i = 0; i < pScene->mNumMeshes; ++i, ++it) { - aiMesh* mesh = pScene->mMeshes[i]; - _Type& blubb = *it; - blubb.first.Fill(mesh->mVertices,mesh->mNumVertices,sizeof(aiVector3D)); - blubb.second = ComputePositionEpsilon(mesh); - } - - shared->AddProperty(AI_SPP_SPATIAL_SORT,p); - } -}; - -// ------------------------------------------------------------------------------- -// ... and the same again to cleanup the whole stuff -class DestroySpatialSortProcess : public BaseProcess -{ - bool IsActive( unsigned int pFlags) const - { - return NULL != shared && 0 != (pFlags & (aiProcess_CalcTangentSpace | - aiProcess_GenNormals | aiProcess_JoinIdenticalVertices)); - } - - void Execute( aiScene* /*pScene*/) - { - shared->RemoveProperty(AI_SPP_SPATIAL_SORT); - } -}; - - - -} // ! namespace Assimp -#endif // !! AI_PROCESS_HELPER_H_INCLUDED |