1 /* 2 Open Asset Import Library (assimp) 3 ---------------------------------------------------------------------- 4 5 Copyright (c) 2006-2017, assimp team 6 7 All rights reserved. 8 9 Redistribution and use of this software in source and binary forms, 10 with or without modification, are permitted provided that the 11 following conditions are met: 12 13 * Redistributions of source code must retain the above 14 copyright notice, this list of conditions and the 15 following disclaimer. 16 17 * Redistributions in binary form must reproduce the above 18 copyright notice, this list of conditions and the 19 following disclaimer in the documentation and/or other 20 materials provided with the distribution. 21 22 * Neither the name of the assimp team, nor the names of its 23 contributors may be used to endorse or promote products 24 derived from this software without specific prior 25 written permission of the assimp team. 26 27 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 28 "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 29 LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 30 A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 31 OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 32 SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 33 LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 34 DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 35 THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 36 (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 37 OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 38 39 ---------------------------------------------------------------------- 40 */ 41 42 /** @file Defines a post processing step to compute face normals for all loaded faces*/ 43 #ifndef AI_GENFACENORMALPROCESS_H_INC 44 #define AI_GENFACENORMALPROCESS_H_INC 45 46 #include "BaseProcess.h" 47 #include <assimp/mesh.h> 48 49 namespace Assimp 50 { 51 52 // --------------------------------------------------------------------------- 53 /** The GenFaceNormalsProcess computes face normals for all faces of all meshes 54 */ 55 class ASSIMP_API_WINONLY GenFaceNormalsProcess : public BaseProcess 56 { 57 public: 58 59 GenFaceNormalsProcess(); 60 ~GenFaceNormalsProcess(); 61 62 public: 63 // ------------------------------------------------------------------- 64 /** Returns whether the processing step is present in the given flag field. 65 * @param pFlags The processing flags the importer was called with. A bitwise 66 * combination of #aiPostProcessSteps. 67 * @return true if the process is present in this flag fields, false if not. 68 */ 69 bool IsActive( unsigned int pFlags) const; 70 71 // ------------------------------------------------------------------- 72 /** Executes the post processing step on the given imported data. 73 * At the moment a process is not supposed to fail. 74 * @param pScene The imported data to work at. 75 */ 76 void Execute( aiScene* pScene); 77 78 79 private: 80 bool GenMeshFaceNormals (aiMesh* pcMesh); 81 }; 82 83 } // end of namespace Assimp 84 85 #endif // !!AI_GENFACENORMALPROCESS_H_INC 86