Revision control
- //
- // 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) 2008-2021 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_SIMD_HELPERS_H
- #define GU_SIMD_HELPERS_H
-
- #include "foundation/PxMat33.h"
- #include "common/PxPhysXCommonConfig.h"
- #include "geometry/PxTriangle.h"
- #include "CmPhysXCommon.h"
- #include "PsVecMath.h"
-
- namespace physx
- {
- namespace Gu
- {
- //! A padded version of PxTriangle, to safely load its data using SIMD
- class TrianglePadded : public PxTriangle
- {
- public:
- PX_FORCE_INLINE TrianglePadded() {}
- PX_FORCE_INLINE ~TrianglePadded() {}
- PxU32 padding;
- };
-
- // PT: wrapper helper class to make sure we can safely load a PxVec3 using SIMD loads
- // PT: TODO: refactor with PxVec3Pad
- class Vec3p : public PxVec3
- {
- public:
- PX_FORCE_INLINE Vec3p() {}
- PX_FORCE_INLINE ~Vec3p() {}
- PX_FORCE_INLINE Vec3p(const PxVec3& p) : PxVec3(p) {}
- PX_FORCE_INLINE Vec3p(float f) : PxVec3(f) {}
- PxU32 padding;
- };
- PX_COMPILE_TIME_ASSERT(sizeof(Vec3p) == 16);
-
- //! A padded version of PxMat33, to safely load its data using SIMD
- class PxMat33Padded : public PxMat33
- {
- public:
- explicit PX_FORCE_INLINE PxMat33Padded(const PxQuat& q)
- {
- using namespace Ps::aos;
- const QuatV qV = V4LoadU(&q.x);
- Vec3V column0V, column1V, column2V;
- QuatGetMat33V(qV, column0V, column1V, column2V);
- #if defined(PX_SIMD_DISABLED) || PX_ANDROID || (PX_LINUX && (PX_ARM || PX_A64)) || (PX_UWP && (PX_ARM || PX_A64)) || (PX_OSX && (PX_ARM || PX_A64))
- V3StoreU(column0V, column0);
- V3StoreU(column1V, column1);
- V3StoreU(column2V, column2);
- #else
- V4StoreU(column0V, &column0.x);
- V4StoreU(column1V, &column1.x);
- V4StoreU(column2V, &column2.x);
- #endif
- }
- PX_FORCE_INLINE ~PxMat33Padded() {}
- PX_FORCE_INLINE void operator=(const PxMat33& other)
- {
- column0 = other.column0;
- column1 = other.column1;
- column2 = other.column2;
- }
- PxU32 padding;
- };
-
- } // namespace Gu
- }
-
- #endif