00001 // 00002 // Redistribution and use in source and binary forms, with or without 00003 // modification, are permitted provided that the following conditions 00004 // are met: 00005 // * Redistributions of source code must retain the above copyright 00006 // notice, this list of conditions and the following disclaimer. 00007 // * Redistributions in binary form must reproduce the above copyright 00008 // notice, this list of conditions and the following disclaimer in the 00009 // documentation and/or other materials provided with the distribution. 00010 // * Neither the name of NVIDIA CORPORATION nor the names of its 00011 // contributors may be used to endorse or promote products derived 00012 // from this software without specific prior written permission. 00013 // 00014 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ``AS IS'' AND ANY 00015 // EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 00016 // IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 00017 // PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR 00018 // CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 00019 // EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 00020 // PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 00021 // PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY 00022 // OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 00023 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 00024 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 00025 // 00026 // Copyright (c) 2008-2018 NVIDIA Corporation. All rights reserved. 00027 // Copyright (c) 2004-2008 AGEIA Technologies, Inc. All rights reserved. 00028 // Copyright (c) 2001-2004 NovodeX AG. All rights reserved. 00029 00030 00031 #ifndef PX_COLLISION_NXTRIANGLEMESHDESC 00032 #define PX_COLLISION_NXTRIANGLEMESHDESC 00033 00037 #include "PxPhysXConfig.h" 00038 #include "geometry/PxSimpleTriangleMesh.h" 00039 00040 #if !PX_DOXYGEN 00041 namespace physx 00042 { 00043 #endif 00044 00054 class PxTriangleMeshDesc : public PxSimpleTriangleMesh 00055 { 00056 public: 00057 00074 PxTypedStridedData<PxMaterialTableIndex> materialIndices; 00075 00079 PX_INLINE PxTriangleMeshDesc(); 00080 00084 PX_INLINE void setToDefault(); 00085 00090 PX_INLINE bool isValid() const; 00091 }; 00092 00093 PX_INLINE PxTriangleMeshDesc::PxTriangleMeshDesc() //constructor sets to default 00094 { 00095 PxSimpleTriangleMesh::setToDefault(); 00096 } 00097 00098 PX_INLINE void PxTriangleMeshDesc::setToDefault() 00099 { 00100 *this = PxTriangleMeshDesc(); 00101 } 00102 00103 PX_INLINE bool PxTriangleMeshDesc::isValid() const 00104 { 00105 if(points.count < 3) //at least 1 trig's worth of points 00106 return false; 00107 if ((!triangles.data) && (points.count%3)) // Non-indexed mesh => we must ensure the geometry defines an implicit number of triangles // i.e. numVertices can't be divided by 3 00108 return false; 00109 //add more validity checks here 00110 if (materialIndices.data && materialIndices.stride < sizeof(PxMaterialTableIndex)) 00111 return false; 00112 return PxSimpleTriangleMesh::isValid(); 00113 } 00114 00115 #if !PX_DOXYGEN 00116 } // namespace physx 00117 #endif 00118 00120 #endif