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//
// 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) 2008-2018 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 GU_SHAPECONVEX_H
#define GU_SHAPECONVEX_H
#include "GuConvexMeshData.h"
#include "CmScaling.h"
namespace physx
{
namespace Gu
{
struct PolygonalData;
typedef void (*HullPrefetchCB) (PxU32 numVerts, const PxVec3* PX_RESTRICT verts);
typedef void (*HullProjectionCB) (const PolygonalData& data, const PxVec3& dir, const Cm::Matrix34& world2hull, const Cm::FastVertex2ShapeScaling& scaling, PxReal& minimum, PxReal& maximum);
typedef PxU32 (*SelectClosestEdgeCB) (const PolygonalData& data, const Cm::FastVertex2ShapeScaling& scaling, const PxVec3& localDirection);
struct PolygonalData
{
// Data
PxVec3 mCenter;
PxU32 mNbVerts;
PxU32 mNbPolygons;
PxU32 mNbEdges;
const Gu::HullPolygonData* mPolygons;
const PxVec3* mVerts;
const PxU8* mPolygonVertexRefs;
const PxU8* mFacesByEdges;
const PxU16* mVerticesByEdges;
Gu::InternalObjectsData mInternal;
union
{
const Gu::BigConvexRawData* mBigData; // Only for big convexes
const PxVec3* mHalfSide; // Only for boxes
};
// Code
HullProjectionCB mProjectHull;
SelectClosestEdgeCB mSelectClosestEdgeCB;
PX_FORCE_INLINE const PxU8* getPolygonVertexRefs(const Gu::HullPolygonData& poly) const
{
return mPolygonVertexRefs + poly.mVRef8;
}
};
#if PX_VC
#pragma warning(push)
#pragma warning( disable : 4251 ) // class needs to have dll-interface to be used by clients of class
#endif
class PX_PHYSX_COMMON_API PolygonalBox
{
public:
PolygonalBox(const PxVec3& halfSide);
void getPolygonalData(PolygonalData* PX_RESTRICT dst) const;
const PxVec3& mHalfSide;
PxVec3 mVertices[8];
Gu::HullPolygonData mPolygons[6];
private:
PolygonalBox& operator=(const PolygonalBox&);
};
#if PX_VC
#pragma warning(pop)
#endif
void getPolygonalData_Convex(PolygonalData* PX_RESTRICT dst, const Gu::ConvexHullData* PX_RESTRICT src, const Cm::FastVertex2ShapeScaling& scaling);
}
}
#endif
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