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authorgit perforce import user <a@b>2016-10-25 12:29:14 -0600
committerSheikh Dawood Abdul Ajees <Sheikh Dawood Abdul Ajees>2016-10-25 18:56:37 -0500
commit3dfe2108cfab31ba3ee5527e217d0d8e99a51162 (patch)
treefa6485c169e50d7415a651bf838f5bcd0fd3bfbd /PhysX_3.4/Source/PhysXCooking/src/EdgeList.h
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physx-3.4-3dfe2108cfab31ba3ee5527e217d0d8e99a51162.zip
Initial commit:
PhysX 3.4.0 Update @ 21294896 APEX 1.4.0 Update @ 21275617 [CL 21300167]
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+// This code contains NVIDIA Confidential Information and is disclosed to you
+// under a form of NVIDIA software license agreement provided separately to you.
+//
+// Notice
+// NVIDIA Corporation and its licensors retain all intellectual property and
+// proprietary rights in and to this software and related documentation and
+// any modifications thereto. Any use, reproduction, disclosure, or
+// distribution of this software and related documentation without an express
+// license agreement from NVIDIA Corporation is strictly prohibited.
+//
+// ALL NVIDIA DESIGN SPECIFICATIONS, CODE ARE PROVIDED "AS IS.". NVIDIA MAKES
+// NO WARRANTIES, EXPRESSED, IMPLIED, STATUTORY, OR OTHERWISE WITH RESPECT TO
+// THE MATERIALS, AND EXPRESSLY DISCLAIMS ALL IMPLIED WARRANTIES OF NONINFRINGEMENT,
+// MERCHANTABILITY, AND FITNESS FOR A PARTICULAR PURPOSE.
+//
+// Information and code furnished is believed to be accurate and reliable.
+// However, NVIDIA Corporation assumes no responsibility for the consequences of use of such
+// information or for any infringement of patents or other rights of third parties that may
+// result from its use. No license is granted by implication or otherwise under any patent
+// or patent rights of NVIDIA Corporation. Details are subject to change without notice.
+// This code supersedes and replaces all information previously supplied.
+// NVIDIA Corporation products are not authorized for use as critical
+// components in life support devices or systems without express written approval of
+// NVIDIA Corporation.
+//
+// Copyright (c) 2008-2016 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_EDGELIST
+#define PX_EDGELIST
+
+// PT: this file should be moved to cooking lib
+
+#include "foundation/Px.h"
+#include "PsUserAllocated.h"
+
+// Data/code shared with LL
+#include "GuEdgeListData.h"
+
+namespace physx
+{
+namespace Gu
+{
+ //! The edge-list creation structure.
+ struct EDGELISTCREATE
+ {
+ EDGELISTCREATE() :
+ NbFaces (0),
+ DFaces (NULL),
+ WFaces (NULL),
+ FacesToEdges (false),
+ EdgesToFaces (false),
+ Verts (NULL),
+ Epsilon (0.1f)
+ {}
+
+ PxU32 NbFaces; //!< Number of faces in source topo
+ const PxU32* DFaces; //!< List of faces (dwords) or NULL
+ const PxU16* WFaces; //!< List of faces (words) or NULL
+
+ bool FacesToEdges;
+ bool EdgesToFaces;
+ const PxVec3* Verts;
+ float Epsilon;
+ };
+
+ class EdgeList : public Ps::UserAllocated
+ {
+ public:
+ EdgeList();
+ ~EdgeList();
+
+ bool load(PxInputStream& stream);
+ // Data access
+ PX_INLINE PxU32 getNbEdges() const { return mData.mNbEdges; }
+ PX_INLINE const Gu::EdgeData* getEdges() const { return mData.mEdges; }
+ PX_INLINE const Gu::EdgeData& getEdge(PxU32 edge_index) const { return mData.mEdges[edge_index]; }
+ //
+ PX_INLINE PxU32 getNbFaces() const { return mData.mNbFaces; }
+ PX_INLINE const Gu::EdgeTriangleData* getEdgeTriangles() const { return mData.mEdgeFaces; }
+ PX_INLINE const Gu::EdgeTriangleData& getEdgeTriangle(PxU32 face_index) const { return mData.mEdgeFaces[face_index]; }
+ //
+ PX_INLINE const Gu::EdgeDescData* getEdgeToTriangles() const { return mData.mEdgeToTriangles; }
+ PX_INLINE const Gu::EdgeDescData& getEdgeToTriangles(PxU32 edge_index) const { return mData.mEdgeToTriangles[edge_index]; }
+ PX_INLINE const PxU32* getFacesByEdges() const { return mData.mFacesByEdges; }
+ PX_INLINE PxU32 getFacesByEdges(PxU32 face_index) const { return mData.mFacesByEdges[face_index]; }
+
+ protected:
+ Gu::EdgeListData mData; //!< Pointer to edgelist data
+ };
+
+ class EdgeListBuilder : public EdgeList
+ {
+ public:
+ EdgeListBuilder();
+ ~EdgeListBuilder();
+
+ bool init(const EDGELISTCREATE& create);
+ private:
+ bool createFacesToEdges(PxU32 nb_faces, const PxU32* dfaces, const PxU16* wfaces);
+ bool createEdgesToFaces(PxU32 nb_faces, const PxU32* dfaces, const PxU16* wfaces);
+ bool computeActiveEdges(PxU32 nb_faces, const PxU32* dfaces, const PxU16* wfaces, const PxVec3* verts, float epsilon);
+ };
+}
+
+}
+
+#endif