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| author | mtamis <[email protected]> | 2017-02-15 16:06:25 +0100 |
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| committer | mtamis <[email protected]> | 2017-02-15 16:06:25 +0100 |
| commit | 85305930aeeb1d513e23522bd91f29ba81aa6d14 (patch) | |
| tree | 45f1bb20a45a300d1fef107e436cac95602a0e57 /PxShared/include/foundation/windows/PxWindowsIntrinsics.h | |
| download | nvcloth-85305930aeeb1d513e23522bd91f29ba81aa6d14.tar.xz nvcloth-85305930aeeb1d513e23522bd91f29ba81aa6d14.zip | |
NvCloth library v1.0.0
Diffstat (limited to 'PxShared/include/foundation/windows/PxWindowsIntrinsics.h')
| -rw-r--r-- | PxShared/include/foundation/windows/PxWindowsIntrinsics.h | 188 |
1 files changed, 188 insertions, 0 deletions
diff --git a/PxShared/include/foundation/windows/PxWindowsIntrinsics.h b/PxShared/include/foundation/windows/PxWindowsIntrinsics.h new file mode 100644 index 0000000..766558e --- /dev/null +++ b/PxShared/include/foundation/windows/PxWindowsIntrinsics.h @@ -0,0 +1,188 @@ +// 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) 2008-2017 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 PXFOUNDATION_PXWINDOWSINTRINSICS_H +#define PXFOUNDATION_PXWINDOWSINTRINSICS_H + +#include "foundation/Px.h" +#include "foundation/PxAssert.h" + +#if !PX_WINDOWS_FAMILY +#error "This file should only be included by Windows builds!!" +#endif + +#include <math.h> +#include <float.h> + +#if !PX_DOXYGEN +namespace physx +{ +namespace intrinsics +{ +#endif + +//! \brief platform-specific absolute value +PX_CUDA_CALLABLE PX_FORCE_INLINE float abs(float a) +{ + return ::fabsf(a); +} + +//! \brief platform-specific select float +PX_CUDA_CALLABLE PX_FORCE_INLINE float fsel(float a, float b, float c) +{ + return (a >= 0.0f) ? b : c; +} + +//! \brief platform-specific sign +PX_CUDA_CALLABLE PX_FORCE_INLINE float sign(float a) +{ + return (a >= 0.0f) ? 1.0f : -1.0f; +} + +//! \brief platform-specific reciprocal +PX_CUDA_CALLABLE PX_FORCE_INLINE float recip(float a) +{ + return 1.0f / a; +} + +//! \brief platform-specific reciprocal estimate +PX_CUDA_CALLABLE PX_FORCE_INLINE float recipFast(float a) +{ + return 1.0f / a; +} + +//! \brief platform-specific square root +PX_CUDA_CALLABLE PX_FORCE_INLINE float sqrt(float a) +{ + return ::sqrtf(a); +} + +//! \brief platform-specific reciprocal square root +PX_CUDA_CALLABLE PX_FORCE_INLINE float recipSqrt(float a) +{ + return 1.0f / ::sqrtf(a); +} + +//! \brief platform-specific reciprocal square root estimate +PX_CUDA_CALLABLE PX_FORCE_INLINE float recipSqrtFast(float a) +{ + return 1.0f / ::sqrtf(a); +} + +//! \brief platform-specific sine +PX_CUDA_CALLABLE PX_FORCE_INLINE float sin(float a) +{ + return ::sinf(a); +} + +//! \brief platform-specific cosine +PX_CUDA_CALLABLE PX_FORCE_INLINE float cos(float a) +{ + return ::cosf(a); +} + +//! \brief platform-specific minimum +PX_CUDA_CALLABLE PX_FORCE_INLINE float selectMin(float a, float b) +{ + return a < b ? a : b; +} + +//! \brief platform-specific maximum +PX_CUDA_CALLABLE PX_FORCE_INLINE float selectMax(float a, float b) +{ + return a > b ? a : b; +} + +//! \brief platform-specific finiteness check (not INF or NAN) +PX_CUDA_CALLABLE PX_FORCE_INLINE bool isFinite(float a) +{ +#ifdef __CUDACC__ + return !!isfinite(a); +#else + return (0 == ((_FPCLASS_SNAN | _FPCLASS_QNAN | _FPCLASS_NINF | _FPCLASS_PINF) & _fpclass(a))); +#endif +} + +//! \brief platform-specific finiteness check (not INF or NAN) +PX_CUDA_CALLABLE PX_FORCE_INLINE bool isFinite(double a) +{ +#ifdef __CUDACC__ + return !!isfinite(a); +#else + return (0 == ((_FPCLASS_SNAN | _FPCLASS_QNAN | _FPCLASS_NINF | _FPCLASS_PINF) & _fpclass(a))); +#endif +} + +/*! +Sets \c count bytes starting at \c dst to zero. +*/ +PX_FORCE_INLINE void* memZero(void* dest, uint32_t count) +{ + return memset(dest, 0, count); +} + +/*! +Sets \c count bytes starting at \c dst to \c c. +*/ +PX_FORCE_INLINE void* memSet(void* dest, int32_t c, uint32_t count) +{ + return memset(dest, c, count); +} + +/*! +Copies \c count bytes from \c src to \c dst. User memMove if regions overlap. +*/ +PX_FORCE_INLINE void* memCopy(void* PX_RESTRICT dest, const void* PX_RESTRICT src, uint32_t count) +{ + return memcpy(dest, src, count); +} + +/*! +Copies \c count bytes from \c src to \c dst. Supports overlapping regions. +*/ +PX_FORCE_INLINE void* memMove(void* dest, const void* src, uint32_t count) +{ + return memmove(dest, src, count); +} + +/*! +Set 128B to zero starting at \c dst+offset. Must be aligned. +*/ +PX_FORCE_INLINE void memZero128(void* dest, uint32_t offset = 0) +{ + PX_ASSERT(((size_t(dest) + offset) & 0x7f) == 0); + memSet(reinterpret_cast<char*>(dest) + offset, 0, 128); +} + +#if !PX_DOXYGEN +} // namespace intrinsics +} // namespace physx +#endif + +#endif // #ifndef PXFOUNDATION_PXWINDOWSINTRINSICS_H |