Files
test/intern/cycles/util/math_int4.h
Brecht Van Lommel 9cfc7967dd Cycles: use SPDX license headers
* Replace license text in headers with SPDX identifiers.
* Remove specific license info from outdated readme.txt, instead leave details
  to the source files.
* Add list of SPDX license identifiers used, and corresponding license texts.
* Update copyright dates while we're at it.

Ref D14069, T95597
2022-02-11 17:47:34 +01:00

141 lines
3.7 KiB
C

/* SPDX-License-Identifier: Apache-2.0
* Copyright 2011-2022 Blender Foundation */
#ifndef __UTIL_MATH_INT4_H__
#define __UTIL_MATH_INT4_H__
#ifndef __UTIL_MATH_H__
# error "Do not include this file directly, include util/types.h instead."
#endif
CCL_NAMESPACE_BEGIN
/*******************************************************************************
* Declaration.
*/
#ifndef __KERNEL_GPU__
ccl_device_inline int4 operator+(const int4 &a, const int4 &b);
ccl_device_inline int4 operator+=(int4 &a, const int4 &b);
ccl_device_inline int4 operator>>(const int4 &a, int i);
ccl_device_inline int4 operator<<(const int4 &a, int i);
ccl_device_inline int4 operator<(const int4 &a, const int4 &b);
ccl_device_inline int4 operator>=(const int4 &a, const int4 &b);
ccl_device_inline int4 operator&(const int4 &a, const int4 &b);
ccl_device_inline int4 min(int4 a, int4 b);
ccl_device_inline int4 max(int4 a, int4 b);
ccl_device_inline int4 clamp(const int4 &a, const int4 &mn, const int4 &mx);
ccl_device_inline int4 select(const int4 &mask, const int4 &a, const int4 &b);
#endif /* __KERNEL_GPU__ */
/*******************************************************************************
* Definition.
*/
#ifndef __KERNEL_GPU__
ccl_device_inline int4 operator+(const int4 &a, const int4 &b)
{
# ifdef __KERNEL_SSE__
return int4(_mm_add_epi32(a.m128, b.m128));
# else
return make_int4(a.x + b.x, a.y + b.y, a.z + b.z, a.w + b.w);
# endif
}
ccl_device_inline int4 operator+=(int4 &a, const int4 &b)
{
return a = a + b;
}
ccl_device_inline int4 operator>>(const int4 &a, int i)
{
# ifdef __KERNEL_SSE__
return int4(_mm_srai_epi32(a.m128, i));
# else
return make_int4(a.x >> i, a.y >> i, a.z >> i, a.w >> i);
# endif
}
ccl_device_inline int4 operator<<(const int4 &a, int i)
{
# ifdef __KERNEL_SSE__
return int4(_mm_slli_epi32(a.m128, i));
# else
return make_int4(a.x << i, a.y << i, a.z << i, a.w << i);
# endif
}
ccl_device_inline int4 operator<(const int4 &a, const int4 &b)
{
# ifdef __KERNEL_SSE__
return int4(_mm_cmplt_epi32(a.m128, b.m128));
# else
return make_int4(a.x < b.x, a.y < b.y, a.z < b.z, a.w < b.w);
# endif
}
ccl_device_inline int4 operator>=(const int4 &a, const int4 &b)
{
# ifdef __KERNEL_SSE__
return int4(_mm_xor_si128(_mm_set1_epi32(0xffffffff), _mm_cmplt_epi32(a.m128, b.m128)));
# else
return make_int4(a.x >= b.x, a.y >= b.y, a.z >= b.z, a.w >= b.w);
# endif
}
ccl_device_inline int4 operator&(const int4 &a, const int4 &b)
{
# ifdef __KERNEL_SSE__
return int4(_mm_and_si128(a.m128, b.m128));
# else
return make_int4(a.x & b.x, a.y & b.y, a.z & b.z, a.w & b.w);
# endif
}
ccl_device_inline int4 min(int4 a, int4 b)
{
# if defined(__KERNEL_SSE__) && defined(__KERNEL_SSE41__)
return int4(_mm_min_epi32(a.m128, b.m128));
# else
return make_int4(min(a.x, b.x), min(a.y, b.y), min(a.z, b.z), min(a.w, b.w));
# endif
}
ccl_device_inline int4 max(int4 a, int4 b)
{
# if defined(__KERNEL_SSE__) && defined(__KERNEL_SSE41__)
return int4(_mm_max_epi32(a.m128, b.m128));
# else
return make_int4(max(a.x, b.x), max(a.y, b.y), max(a.z, b.z), max(a.w, b.w));
# endif
}
ccl_device_inline int4 clamp(const int4 &a, const int4 &mn, const int4 &mx)
{
return min(max(a, mn), mx);
}
ccl_device_inline int4 select(const int4 &mask, const int4 &a, const int4 &b)
{
# ifdef __KERNEL_SSE__
return int4(_mm_or_si128(_mm_and_si128(mask, a), _mm_andnot_si128(mask, b)));
# else
return make_int4(
(mask.x) ? a.x : b.x, (mask.y) ? a.y : b.y, (mask.z) ? a.z : b.z, (mask.w) ? a.w : b.w);
# endif
}
ccl_device_inline int4 load_int4(const int *v)
{
# ifdef __KERNEL_SSE__
return int4(_mm_loadu_si128((__m128i *)v));
# else
return make_int4(v[0], v[1], v[2], v[3]);
# endif
}
#endif /* __KERNEL_GPU__ */
CCL_NAMESPACE_END
#endif /* __UTIL_MATH_INT4_H__ */