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| author | git perforce import user <a@b> | 2016-10-25 12:29:14 -0600 |
|---|---|---|
| committer | Sheikh Dawood Abdul Ajees <Sheikh Dawood Abdul Ajees> | 2016-10-25 18:56:37 -0500 |
| commit | 3dfe2108cfab31ba3ee5527e217d0d8e99a51162 (patch) | |
| tree | fa6485c169e50d7415a651bf838f5bcd0fd3bfbd /APEX_1.4/module/clothing/embedded/PxClothMeshDesc.h | |
| download | physx-3.4-3dfe2108cfab31ba3ee5527e217d0d8e99a51162.tar.xz physx-3.4-3dfe2108cfab31ba3ee5527e217d0d8e99a51162.zip | |
Initial commit:
PhysX 3.4.0 Update @ 21294896
APEX 1.4.0 Update @ 21275617
[CL 21300167]
Diffstat (limited to 'APEX_1.4/module/clothing/embedded/PxClothMeshDesc.h')
| -rw-r--r-- | APEX_1.4/module/clothing/embedded/PxClothMeshDesc.h | 151 |
1 files changed, 151 insertions, 0 deletions
diff --git a/APEX_1.4/module/clothing/embedded/PxClothMeshDesc.h b/APEX_1.4/module/clothing/embedded/PxClothMeshDesc.h new file mode 100644 index 00000000..c60aef5b --- /dev/null +++ b/APEX_1.4/module/clothing/embedded/PxClothMeshDesc.h @@ -0,0 +1,151 @@ +/* + * Copyright (c) 2008-2015, NVIDIA CORPORATION. All rights reserved. + * + * NVIDIA CORPORATION and its licensors retain all intellectual property + * and proprietary rights in and to this software, 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. + */ + +// 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 "ExtClothCoreUtilityTypes.h" +#include "PxVec3.h" + +#if PX_DOXYGEN == 0 +namespace nvidia +{ +#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 uint16_t or a uint32_t 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 uint16_t or a uint32_t 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(physx::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; + + uint32_t indexSize = (flags & PxMeshFlag::e16_BIT_INDICES) ? sizeof(uint16_t) : sizeof(uint32_t); + if(triangles.count && triangles.stride < indexSize*3) + return false; + if(quads.count && quads.stride < indexSize*4) + return false; + + return true; +} + +#if PX_DOXYGEN == 0 +} // namespace nvidia +#endif + +/** @} */ +#endif |