sdk/extensions/authoring/include/NvBlastExtAuthoringBondGenerator.h

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00026 // Copyright (c) 2018 NVIDIA Corporation. All rights reserved.
00027 
00028 
00029 #ifndef NVBLASTEXTAUTHORINGBONDGENERATOR_H
00030 #define NVBLASTEXTAUTHORINGBONDGENERATOR_H
00031 
00032 #include "NvBlastExtAuthoringTypes.h"
00033 
00034 namespace physx
00035 {
00036 class PxPlane;
00037 class PxCooking;
00038 class PxPhysicsInsertionCallback;
00039 }
00040 
00041 struct NvBlastBondDesc;
00042 struct NvBlastChunkDesc;
00043 struct NvBlastBond;
00044 
00045 namespace Nv
00046 {
00047 namespace Blast
00048 {
00049 
00050 // Forward declarations
00051 class FractureTool;
00052 class TriangleProcessor;
00053 struct PlaneChunkIndexer;
00054 
00061 struct BondGenerationConfig
00062 {
00063     enum BondGenMode { EXACT, AVERAGE };
00064     float maxSeparation;
00065     BondGenMode bondMode;
00066 };
00067 
00068 
00069 struct PlaneChunkIndexer
00070 {
00071     PlaneChunkIndexer(int32_t chunkId, int32_t trId, physx::PxPlane pl) : chunkId(chunkId), trId(trId), plane(pl) {}
00072     int32_t chunkId;
00073     int32_t trId;
00074     physx::PxPlane plane;
00075 };
00076 
00077 
00082 class BlastBondGenerator
00083 {
00084 public:
00085     virtual ~BlastBondGenerator() {}
00086 
00090     virtual void release() = 0;
00091 
00101     virtual int32_t buildDescFromInternalFracture(FractureTool* tool, const bool* chunkIsSupport, 
00102         NvBlastBondDesc*& resultBondDescs, NvBlastChunkDesc*& resultChunkDescriptors) = 0;
00103 
00104 
00115     virtual int32_t createBondBetweenMeshes(uint32_t meshACount, const Triangle* meshA, uint32_t meshBCount, const Triangle* meshB, 
00116         NvBlastBond& resultBond, BondGenerationConfig conf = BondGenerationConfig()) = 0;
00117 
00132     virtual int32_t createBondBetweenMeshes(uint32_t meshCount, const uint32_t* geometryOffset, const Triangle* geometry,
00133         uint32_t overlapsCount, const uint32_t* overlapsA, const uint32_t* overlapsB, 
00134         NvBlastBondDesc*& resultBond, BondGenerationConfig cfg) = 0;
00135 
00136 
00150     virtual int32_t bondsFromPrefractured(uint32_t meshCount, const uint32_t* geometryOffset, const Triangle* geometry,
00151         const bool* chunkIsSupport, NvBlastBondDesc*& resultBondDescs,
00152         BondGenerationConfig conf = BondGenerationConfig()) = 0;
00153     
00168     virtual int32_t bondsFromPrefractured(uint32_t meshCount, const uint32_t* convexHullOffset, const CollisionHull** chunkHulls,
00169         const bool* chunkIsSupport, const uint32_t* meshGroups, NvBlastBondDesc*& resultBondDescs, float maxSeparation) = 0;
00170 };
00171 
00172 }   // namespace Blast
00173 }   // namespace Nv
00174 
00175 #endif // NVBLASTEXTAUTHORINGBONDGENERATOR_H