physxCAPI/physxCDLL/include/geometry/PxGeometryInternal.h
2023-08-11 10:55:58 +08:00

124 lines
3.7 KiB
C++

// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions
// are met:
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above copyright
// notice, this list of conditions and the following disclaimer in the
// documentation and/or other materials provided with the distribution.
// * Neither the name of NVIDIA CORPORATION nor the names of its
// contributors may be used to endorse or promote products derived
// from this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ''AS IS'' AND ANY
// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
// PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
// CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
// EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
// PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
// OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
//
// Copyright (c) 2008-2023 NVIDIA Corporation. All rights reserved.
// Copyright (c) 2004-2008 AGEIA Technologies, Inc. All rights reserved.
// Copyright (c) 2001-2004 NovodeX AG. All rights reserved.
#ifndef PX_GEOMETRY_INTERNAL_H
#define PX_GEOMETRY_INTERNAL_H
/** \addtogroup geomutils
@{ */
#include "common/PxPhysXCommonConfig.h"
#include "foundation/PxVec3.h"
#include "geometry/PxTriangleMesh.h"
#if !PX_DOXYGEN
namespace physx
{
#endif
class PxTriangleMesh;
struct PxTriangleMeshInternalData
{
PxU32 mNbVertices;
PxU32 mNbTriangles;
PxVec3* mVertices;
void* mTriangles;
PxU32* mFaceRemap;
PxVec3 mAABB_Center;
PxVec3 mAABB_Extents;
PxReal mGeomEpsilon;
PxU8 mFlags;
//
PxU32 mNbNodes;
PxU32 mNodeSize;
void* mNodes;
PxU32 mInitData;
PxVec3 mCenterOrMinCoeff;
PxVec3 mExtentsOrMaxCoeff;
bool mQuantized;
PX_FORCE_INLINE PxU32 getSizeofVerticesInBytes() const
{
return mNbVertices * sizeof(PxVec3);
}
PX_FORCE_INLINE PxU32 getSizeofTrianglesInBytes() const
{
const PxU32 triangleSize = mFlags & PxTriangleMeshFlag::e16_BIT_INDICES ? sizeof(PxU16) : sizeof(PxU32);
return mNbTriangles * 3 * triangleSize;
}
PX_FORCE_INLINE PxU32 getSizeofFaceRemapInBytes() const
{
return mNbTriangles * sizeof(PxU32);
}
PX_FORCE_INLINE PxU32 getSizeofNodesInBytes() const
{
return mNbNodes * mNodeSize;
}
};
PX_C_EXPORT PX_PHYSX_COMMON_API bool PX_CALL_CONV PxGetTriangleMeshInternalData(PxTriangleMeshInternalData& data, const PxTriangleMesh& mesh, bool takeOwnership);
class PxBVH;
struct PxBVHInternalData
{
PxU32 mNbIndices;
PxU32 mNbNodes;
PxU32 mNodeSize;
void* mNodes;
PxU32* mIndices; // Can be null
void* mBounds;
PX_FORCE_INLINE PxU32 getSizeofNodesInBytes() const
{
return mNbNodes * mNodeSize;
}
PX_FORCE_INLINE PxU32 getSizeofIndicesInBytes() const
{
return mNbIndices * sizeof(PxU32);
}
PX_FORCE_INLINE PxU32 getSizeofBoundsInBytes() const
{
return (mNbIndices+1)*6;
}
};
PX_C_EXPORT PX_PHYSX_COMMON_API bool PX_CALL_CONV PxGetBVHInternalData(PxBVHInternalData& data, const PxBVH& bvh, bool takeOwnership);
#if !PX_DOXYGEN
} // namespace physx
#endif
/** @} */
#endif