00001 // This code contains NVIDIA Confidential Information and is disclosed to you 
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00003 //
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00007 // any modifications thereto. Any use, reproduction, disclosure, or 
00008 // distribution of this software and related documentation without an express 
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00010 // 
00011 // ALL NVIDIA DESIGN SPECIFICATIONS, CODE ARE PROVIDED "AS IS.". NVIDIA MAKES
00012 // NO WARRANTIES, EXPRESSED, IMPLIED, STATUTORY, OR OTHERWISE WITH RESPECT TO
00013 // THE MATERIALS, AND EXPRESSLY DISCLAIMS ALL IMPLIED WARRANTIES OF NONINFRINGEMENT,
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00017 // However, NVIDIA Corporation assumes no responsibility for the consequences of use of such
00018 // information or for any infringement of patents or other rights of third parties that may
00019 // result from its use. No license is granted by implication or otherwise under any patent
00020 // or patent rights of NVIDIA Corporation. Details are subject to change without notice.
00021 // This code supersedes and replaces all information previously supplied.
00022 // NVIDIA Corporation products are not authorized for use as critical
00023 // components in life support devices or systems without express written approval of
00024 // NVIDIA Corporation.
00025 //
00026 // Copyright (c) 2008-2012 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_PHYSICS_NX_CLOTHMESHDESC
00032 #define PX_PHYSICS_NX_CLOTHMESHDESC
00033 
00037 #include "common/PxPhysXCommon.h"
00038 #include "foundation/PxVec3.h"
00039 #include "foundation/PxFlags.h"
00040 #include "common/PxCoreUtilityTypes.h"
00041 #include "geometry/PxSimpleTriangleMesh.h"
00042 
00043 #ifndef PX_DOXYGEN
00044 namespace physx
00045 {
00046 #endif
00047 
00051 struct PxClothMeshEdgeFlag
00052 {
00053     enum Enum
00054     {
00055         eQUAD_DIAGONAL = (1<<0)         
00056     };
00057 };
00058 
00059 typedef PxFlags<PxClothMeshEdgeFlag::Enum,PxU32> PxClothMeshEdgeFlags;
00060 PX_FLAGS_OPERATORS(PxClothMeshEdgeFlag::Enum, PxU32);
00061 
00065 struct PxClothMeshVertFlag
00066 {
00067     enum Enum
00068     {
00069         eVF_ATTACHED = (1<<0)           
00070     };
00071 };
00072 
00073 typedef PxFlags<PxClothMeshVertFlag::Enum,PxU32> PxClothMeshVertFlags;
00074 PX_FLAGS_OPERATORS(PxClothMeshVertFlag::Enum, PxU32);
00075 
00076 
00083 class PxClothMeshDesc : public PxSimpleTriangleMesh
00084 {
00085 public:
00106     const PxClothMeshEdgeFlags* edgeFlags;
00107 
00117     const PxClothMeshVertFlags* vertFlags;
00118 
00122     PX_INLINE PxClothMeshDesc();
00126     PX_INLINE void setToDefault();
00132     PX_INLINE bool isValid() const;
00133 };
00134 
00135 PX_INLINE PxClothMeshDesc::PxClothMeshDesc()    //constructor sets to default
00136 {
00137     PxSimpleTriangleMesh::setToDefault();
00138     edgeFlags = NULL;
00139     vertFlags = NULL;
00140 }
00141 
00142 PX_INLINE void PxClothMeshDesc::setToDefault()
00143 {
00144     *this = PxClothMeshDesc();
00145 }
00146 
00147 PX_INLINE bool PxClothMeshDesc::isValid() const
00148 {
00149     if(points.count < 3)    //at least 1 trig's worth of points
00150         return false;
00151     if (!triangles.data)    // no support for non-indexed mesh
00152         return false;
00153 
00154     return PxSimpleTriangleMesh::isValid();
00155 }
00156 
00157 #ifndef PX_DOXYGEN
00158 } // namespace physx
00159 #endif
00160 
00162 #endif