Initial commit:

PhysX 3.4.0 Update @ 21294896
APEX 1.4.0 Update @ 21275617

[CL 21300167]

1 files changed, 167 insertions, 0 deletions

diff --git a/PhysX_3.4/Include/extensions/PxClothMeshDesc.h b/PhysX_3.4/Include/extensions/PxClothMeshDesc.h
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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_PHYSICS_NX_CLOTHMESHDESC
+#define PX_PHYSICS_NX_CLOTHMESHDESC
+/** \addtogroup cooking
+@{
+*/
+
+#include "common/PxPhysXCommonConfig.h"
+#include "geometry/PxSimpleTriangleMesh.h"
+
+#if !PX_DOXYGEN
+namespace physx
+{
+#endif
+
+/**
+\brief Descriptor class for a cloth mesh.
+
+@see PxCooking.cookClothMesh()
+
+*/
+class PxClothMeshDesc
+{
+public:
+
+	/**
+	\brief Pointer to first vertex point.
+	*/
+	PxBoundedData points;
+
+	/**
+	\brief Determines whether particle is simulated or static.
+	A positive value denotes that the particle is being simulated, zero denotes a static particle.
+	This data is used to generate tether and zero stretch constraints.
+	If invMasses.data is null, all particles are assumed to be simulated 
+	and no tether and zero stretch constraints are being generated.
+	*/
+	PxBoundedData invMasses;
+
+	/**
+	\brief Pointer to the first triangle.
+
+	These are triplets of 0 based indices:
+	vert0 vert1 vert2
+	vert0 vert1 vert2
+	vert0 vert1 vert2
+	...
+
+	where vert* is either a 32 or 16 bit unsigned integer. There are a total of 3*count indices.
+	The stride determines the byte offset to the next index triple.
+	
+	This is declared as a void pointer because it is actually either an PxU16 or a PxU32 pointer.
+	*/
+	PxBoundedData triangles;
+
+	/**
+	\brief Pointer to the first quad.
+
+	These are quadruples of 0 based indices:
+	vert0 vert1 vert2 vert3
+	vert0 vert1 vert2 vert3
+	vert0 vert1 vert2 vert3
+	...
+
+	where vert* is either a 32 or 16 bit unsigned integer. There are a total of 4*count indices.
+	The stride determines the byte offset to the next index quadruple.
+
+	This is declared as a void pointer because it is actually either an PxU16 or a PxU32 pointer.
+	*/
+	PxBoundedData quads;
+
+	/**
+	\brief Flags bits, combined from values of the enum ::PxMeshFlag
+	*/
+	PxMeshFlags flags;
+
+	/**
+	\brief constructor sets to default.
+	*/
+	PX_INLINE PxClothMeshDesc();
+	/**
+	\brief (re)sets the structure to the default.	
+	*/
+	PX_INLINE void setToDefault();
+	/**
+	\brief Returns true if the descriptor is valid.
+	\return True if the current settings are valid
+	*/
+	PX_INLINE bool isValid() const;
+};
+
+PX_INLINE PxClothMeshDesc::PxClothMeshDesc()	//constructor sets to default
+{
+}
+
+PX_INLINE void PxClothMeshDesc::setToDefault()
+{
+	*this = PxClothMeshDesc();
+}
+
+PX_INLINE bool PxClothMeshDesc::isValid() const
+{
+	if(points.count < 3) 	//at least 1 trig's worth of points
+		return false;
+	if(points.count > 0xffff && flags & PxMeshFlag::e16_BIT_INDICES)
+		return false;
+	if(!points.data)
+		return false;
+	if(points.stride < sizeof(PxVec3))	//should be at least one point's worth of data
+		return false;
+
+	if(invMasses.data && invMasses.stride < sizeof(float))
+		return false;
+	if(invMasses.data && invMasses.count != points.count)
+		return false;
+
+	if (!triangles.count && !quads.count)	// no support for non-indexed mesh
+		return false;
+	if (triangles.count && !triangles.data)
+		return false;
+	if (quads.count && !quads.data)
+		return false;
+
+	PxU32 indexSize = (flags & PxMeshFlag::e16_BIT_INDICES) ? sizeof(PxU16) : sizeof(PxU32);
+	if(triangles.count && triangles.stride < indexSize*3) 
+		return false; 
+	if(quads.count && quads.stride < indexSize*4)
+		return false;
+
+	return true;
+}
+
+#if !PX_DOXYGEN
+} // namespace physx
+#endif
+
+/** @} */
+#endif