67 lines
3.1 KiB
C++
67 lines
3.1 KiB
C++
//
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions
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// are met:
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// * Redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer.
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// * Redistributions in binary form must reproduce the above copyright
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// notice, this list of conditions and the following disclaimer in the
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// documentation and/or other materials provided with the distribution.
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// * Neither the name of NVIDIA CORPORATION nor the names of its
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// contributors may be used to endorse or promote products derived
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// from this software without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ''AS IS'' AND ANY
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// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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// PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
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// CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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// EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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// PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
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// OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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//
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// Copyright (c) 2008-2021 NVIDIA Corporation. All rights reserved.
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// Copyright (c) 2004-2008 AGEIA Technologies, Inc. All rights reserved.
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// Copyright (c) 2001-2004 NovodeX AG. All rights reserved.
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#ifndef GU_CONVEXHELPER_H
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#define GU_CONVEXHELPER_H
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#include "GuShapeConvex.h"
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namespace physx
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{
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namespace Gu
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{
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class GeometryUnion;
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///////////////////////////////////////////////////////////////////////////
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PX_PHYSX_COMMON_API void getScaledConvex( PxVec3*& scaledVertices, PxU8*& scaledIndices, PxVec3* dstVertices, PxU8* dstIndices,
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bool idtConvexScale, const PxVec3* srcVerts, const PxU8* srcIndices, PxU32 nbVerts, const Cm::FastVertex2ShapeScaling& convexScaling);
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// PT: calling this correctly isn't trivial so let's macroize it. At least we limit the damage since it immediately calls a real function.
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#define GET_SCALEX_CONVEX(scaledVertices, stackIndices, idtScaling, nbVerts, scaling, srcVerts, srcIndices) \
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getScaledConvex(scaledVertices, stackIndices, \
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idtScaling ? NULL : reinterpret_cast<PxVec3*>(PxAlloca(nbVerts * sizeof(PxVec3))), \
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idtScaling ? NULL : reinterpret_cast<PxU8*>(PxAlloca(nbVerts * sizeof(PxU8))), \
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idtScaling, srcVerts, srcIndices, nbVerts, scaling);
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PX_PHYSX_COMMON_API bool getConvexData(const Gu::GeometryUnion& shape, Cm::FastVertex2ShapeScaling& scaling, PxBounds3& bounds, PolygonalData& polyData);
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struct ConvexEdge
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{
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PxU8 vref0;
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PxU8 vref1;
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PxVec3 normal; // warning: non-unit vector!
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};
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PX_PHYSX_COMMON_API PxU32 findUniqueConvexEdges(PxU32 maxNbEdges, ConvexEdge* PX_RESTRICT edges, PxU32 numPolygons, const Gu::HullPolygonData* PX_RESTRICT polygons, const PxU8* PX_RESTRICT vertexData);
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}
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}
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#endif
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