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Diffstat (limited to 'src/mesh/assimp-master/code/PostProcessing/ImproveCacheLocality.h')
-rw-r--r-- | src/mesh/assimp-master/code/PostProcessing/ImproveCacheLocality.h | 101 |
1 files changed, 101 insertions, 0 deletions
diff --git a/src/mesh/assimp-master/code/PostProcessing/ImproveCacheLocality.h b/src/mesh/assimp-master/code/PostProcessing/ImproveCacheLocality.h new file mode 100644 index 0000000..b2074a1 --- /dev/null +++ b/src/mesh/assimp-master/code/PostProcessing/ImproveCacheLocality.h @@ -0,0 +1,101 @@ +/* +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 Defines a post processing step to reorder faces for + better cache locality*/ +#ifndef AI_IMPROVECACHELOCALITY_H_INC +#define AI_IMPROVECACHELOCALITY_H_INC + +#include "Common/BaseProcess.h" + +#include <assimp/types.h> + +struct aiMesh; + +namespace Assimp +{ + +// --------------------------------------------------------------------------- +/** The ImproveCacheLocalityProcess reorders all faces for improved vertex + * cache locality. It tries to arrange all faces to fans and to render + * faces which share vertices directly one after the other. + * + * @note This step expects triagulated input data. + */ +class ImproveCacheLocalityProcess : public BaseProcess +{ +public: + + ImproveCacheLocalityProcess(); + ~ImproveCacheLocalityProcess(); + +public: + + // ------------------------------------------------------------------- + // Check whether the pp step is active + bool IsActive( unsigned int pFlags) const; + + // ------------------------------------------------------------------- + // Executes the pp step on a given scene + void Execute( aiScene* pScene); + + // ------------------------------------------------------------------- + // Configures the pp step + void SetupProperties(const Importer* pImp); + +protected: + // ------------------------------------------------------------------- + /** Executes the postprocessing step on the given mesh + * @param pMesh The mesh to process. + * @param meshNum Index of the mesh to process + */ + ai_real ProcessMesh( aiMesh* pMesh, unsigned int meshNum); + +private: + //! Configuration parameter: specifies the size of the cache to + //! optimize the vertex data for. + unsigned int mConfigCacheDepth; +}; + +} // end of namespace Assimp + +#endif // AI_IMPROVECACHELOCALITY_H_INC |