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Differential D8762 Diff 28333 extern/bullet2/src/BulletCollision/CollisionShapes/btMultimaterialTriangleMeshShape.cpp

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extern/bullet2/src/BulletCollision/CollisionShapes/btMultimaterialTriangleMeshShape.cpp

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*/ */
/// This file was created by Alex Silverman /// This file was created by Alex Silverman
#include "BulletCollision/CollisionShapes/btMultimaterialTriangleMeshShape.h" #include "BulletCollision/CollisionShapes/btMultimaterialTriangleMeshShape.h"
#include "BulletCollision/CollisionShapes/btTriangleIndexVertexMaterialArray.h" #include "BulletCollision/CollisionShapes/btTriangleIndexVertexMaterialArray.h"
//#include "BulletCollision/CollisionShapes/btOptimizedBvh.h" //#include "BulletCollision/CollisionShapes/btOptimizedBvh.h"
///Obtains the material for a specific triangle ///Obtains the material for a specific triangle
const btMaterial * btMultimaterialTriangleMeshShape::getMaterialProperties(int partID, int triIndex) const btMaterial *btMultimaterialTriangleMeshShape::getMaterialProperties(int partID, int triIndex)
{ {
const unsigned char * materialBase = 0; const unsigned char *materialBase = 0;
int numMaterials; int numMaterials;
PHY_ScalarType materialType; PHY_ScalarType materialType;
int materialStride; int materialStride;
const unsigned char * triangleMaterialBase = 0; const unsigned char *triangleMaterialBase = 0;
int numTriangles; int numTriangles;
int triangleMaterialStride; int triangleMaterialStride;
PHY_ScalarType triangleType; PHY_ScalarType triangleType;
((btTriangleIndexVertexMaterialArray*)m_meshInterface)->getLockedReadOnlyMaterialBase(&materialBase, numMaterials, materialType, materialStride, ((btTriangleIndexVertexMaterialArray *)m_meshInterface)->getLockedReadOnlyMaterialBase(&materialBase, numMaterials, materialType, materialStride, &triangleMaterialBase, numTriangles, triangleMaterialStride, triangleType, partID);
&triangleMaterialBase, numTriangles, triangleMaterialStride, triangleType, partID);
// return the pointer to the place with the friction for the triangle // return the pointer to the place with the friction for the triangle
// TODO: This depends on whether it's a moving mesh or not // TODO: This depends on whether it's a moving mesh or not
// BUG IN GIMPACT // BUG IN GIMPACT
//return (btScalar*)(&materialBase[triangleMaterialBase[(triIndex-1) * triangleMaterialStride] * materialStride]); //return (btScalar*)(&materialBase[triangleMaterialBase[(triIndex-1) * triangleMaterialStride] * materialStride]);
int * matInd = (int *)(&(triangleMaterialBase[(triIndex * triangleMaterialStride)])); int *matInd = (int *)(&(triangleMaterialBase[(triIndex * triangleMaterialStride)]));
btMaterial *matVal = (btMaterial *)(&(materialBase[*matInd * materialStride])); btMaterial *matVal = (btMaterial *)(&(materialBase[*matInd * materialStride]));
return (matVal); return (matVal);
} }