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void-packages/srcpkgs/blender/patches/1a01ef4ae903f05ae4ff14bd585ed909e35fc089.diff
Michael Gehring c1cff6f22a blender: unbreak musl (Alpine patch)
2017-03-11 11:00:29 +00:00

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upstream patch: https://developer.blender.org/rB1a01ef4ae903f05ae4ff14bd585ed909e35fc089
diff --git a/source/blender/blenlib/BLI_math_base.h b/source/blender/blenlib/BLI_math_base.h
index e97a250cd2..0126e30d90 100644
--- a/source/blender/blenlib/BLI_math_base.h
+++ b/source/blender/blenlib/BLI_math_base.h
@@ -1,262 +1,205 @@
/*
* ***** BEGIN GPL LICENSE BLOCK *****
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
* All rights reserved.
*
* The Original Code is: some of this file.
*
* ***** END GPL LICENSE BLOCK *****
* */
#ifndef __BLI_MATH_BASE_H__
#define __BLI_MATH_BASE_H__
/** \file BLI_math_base.h
* \ingroup bli
*/
#ifdef _MSC_VER
# define _USE_MATH_DEFINES
#endif
#include <math.h>
#include "BLI_math_inline.h"
#ifndef M_PI
#define M_PI 3.14159265358979323846 /* pi */
#endif
#ifndef M_PI_2
#define M_PI_2 1.57079632679489661923 /* pi/2 */
#endif
#ifndef M_PI_4
#define M_PI_4 0.78539816339744830962 /* pi/4 */
#endif
#ifndef M_SQRT2
#define M_SQRT2 1.41421356237309504880 /* sqrt(2) */
#endif
#ifndef M_SQRT1_2
#define M_SQRT1_2 0.70710678118654752440 /* 1/sqrt(2) */
#endif
#ifndef M_SQRT3
#define M_SQRT3 1.73205080756887729352 /* sqrt(3) */
#endif
#ifndef M_SQRT1_3
#define M_SQRT1_3 0.57735026918962576450 /* 1/sqrt(3) */
#endif
#ifndef M_1_PI
#define M_1_PI 0.318309886183790671538 /* 1/pi */
#endif
#ifndef M_E
#define M_E 2.7182818284590452354 /* e */
#endif
#ifndef M_LOG2E
#define M_LOG2E 1.4426950408889634074 /* log_2 e */
#endif
#ifndef M_LOG10E
#define M_LOG10E 0.43429448190325182765 /* log_10 e */
#endif
#ifndef M_LN2
#define M_LN2 0.69314718055994530942 /* log_e 2 */
#endif
#ifndef M_LN10
#define M_LN10 2.30258509299404568402 /* log_e 10 */
#endif
#if defined(__GNUC__)
# define NAN_FLT __builtin_nanf("")
#else
/* evil quiet NaN definition */
static const int NAN_INT = 0x7FC00000;
# define NAN_FLT (*((float *)(&NAN_INT)))
#endif
-/* do not redefine functions from C99, POSIX.1-2001 or MSVC12 (partial C99) */
-#if !(defined(_ISOC99_SOURCE) || (defined(_POSIX_C_SOURCE) && _POSIX_C_SOURCE >= 200112L) || defined(_MSC_VER))
-
-#ifndef sqrtf
-#define sqrtf(a) ((float)sqrt(a))
-#endif
-#ifndef powf
-#define powf(a, b) ((float)pow(a, b))
-#endif
-#ifndef cosf
-#define cosf(a) ((float)cos(a))
-#endif
-#ifndef sinf
-#define sinf(a) ((float)sin(a))
-#endif
-#ifndef acosf
-#define acosf(a) ((float)acos(a))
-#endif
-#ifndef asinf
-#define asinf(a) ((float)asin(a))
-#endif
-#ifndef atan2f
-#define atan2f(a, b) ((float)atan2(a, b))
-#endif
-#ifndef tanf
-#define tanf(a) ((float)tan(a))
-#endif
-#ifndef atanf
-#define atanf(a) ((float)atan(a))
-#endif
-#ifndef floorf
-#define floorf(a) ((float)floor(a))
-#endif
-#ifndef ceilf
-#define ceilf(a) ((float)ceil(a))
-#endif
-#ifndef fabsf
-#define fabsf(a) ((float)fabs(a))
-#endif
-#ifndef logf
-#define logf(a) ((float)log(a))
-#endif
-#ifndef expf
-#define expf(a) ((float)exp(a))
-#endif
-#ifndef fmodf
-#define fmodf(a, b) ((float)fmod(a, b))
-#endif
-#ifndef hypotf
-#define hypotf(a, b) ((float)hypot(a, b))
-#endif
-#ifndef copysignf
-#define copysignf(a, b) ((float)copysign(a, b))
-#endif
-
-#endif /* C99, POSIX.1-2001 or MSVC12 (partial C99) */
-
#if BLI_MATH_DO_INLINE
#include "intern/math_base_inline.c"
#endif
#ifdef BLI_MATH_GCC_WARN_PRAGMA
# pragma GCC diagnostic push
# pragma GCC diagnostic ignored "-Wredundant-decls"
#endif
/******************************* Float ******************************/
MINLINE float pow2f(float x);
MINLINE float pow3f(float x);
MINLINE float pow4f(float x);
MINLINE float pow7f(float x);
MINLINE float sqrt3f(float f);
MINLINE double sqrt3d(double d);
MINLINE float sqrtf_signed(float f);
MINLINE float saacosf(float f);
MINLINE float saasinf(float f);
MINLINE float sasqrtf(float f);
MINLINE float saacos(float fac);
MINLINE float saasin(float fac);
MINLINE float sasqrt(float fac);
MINLINE float interpf(float a, float b, float t);
MINLINE float min_ff(float a, float b);
MINLINE float max_ff(float a, float b);
MINLINE float min_fff(float a, float b, float c);
MINLINE float max_fff(float a, float b, float c);
MINLINE float min_ffff(float a, float b, float c, float d);
MINLINE float max_ffff(float a, float b, float c, float d);
MINLINE int min_ii(int a, int b);
MINLINE int max_ii(int a, int b);
MINLINE int min_iii(int a, int b, int c);
MINLINE int max_iii(int a, int b, int c);
MINLINE int min_iiii(int a, int b, int c, int d);
MINLINE int max_iiii(int a, int b, int c, int d);
MINLINE int compare_ff(float a, float b, const float max_diff);
MINLINE int compare_ff_relative(float a, float b, const float max_diff, const int max_ulps);
MINLINE float signf(float f);
MINLINE int signum_i_ex(float a, float eps);
MINLINE int signum_i(float a);
MINLINE float power_of_2(float f);
/* these don't really fit anywhere but were being copied about a lot */
MINLINE int is_power_of_2_i(int n);
MINLINE int power_of_2_max_i(int n);
MINLINE int power_of_2_min_i(int n);
MINLINE unsigned int power_of_2_max_u(unsigned int x);
MINLINE unsigned int power_of_2_min_u(unsigned int x);
MINLINE int iroundf(float a);
MINLINE int divide_round_i(int a, int b);
MINLINE int mod_i(int i, int n);
int pow_i(int base, int exp);
double double_round(double x, int ndigits);
#ifdef BLI_MATH_GCC_WARN_PRAGMA
# pragma GCC diagnostic pop
#endif
/* asserts, some math functions expect normalized inputs
* check the vector is unit length, or zero length (which can't be helped in some cases).
*/
#ifndef NDEBUG
/* note: 0.0001 is too small becaues normals may be converted from short's: see [#34322] */
# define BLI_ASSERT_UNIT_EPSILON 0.0002f
# define BLI_ASSERT_UNIT_V3(v) { \
const float _test_unit = len_squared_v3(v); \
BLI_assert((fabsf(_test_unit - 1.0f) < BLI_ASSERT_UNIT_EPSILON) || \
(fabsf(_test_unit) < BLI_ASSERT_UNIT_EPSILON)); \
} (void)0
# define BLI_ASSERT_UNIT_V2(v) { \
const float _test_unit = len_squared_v2(v); \
BLI_assert((fabsf(_test_unit - 1.0f) < BLI_ASSERT_UNIT_EPSILON) || \
(fabsf(_test_unit) < BLI_ASSERT_UNIT_EPSILON)); \
} (void)0
# define BLI_ASSERT_UNIT_QUAT(q) { \
const float _test_unit = dot_qtqt(q, q); \
BLI_assert((fabsf(_test_unit - 1.0f) < BLI_ASSERT_UNIT_EPSILON * 10) || \
(fabsf(_test_unit) < BLI_ASSERT_UNIT_EPSILON * 10)); \
} (void)0
# define BLI_ASSERT_ZERO_M3(m) { \
BLI_assert(dot_vn_vn((const float *)m, (const float *)m, 9) != 0.0); \
} (void)0
# define BLI_ASSERT_ZERO_M4(m) { \
BLI_assert(dot_vn_vn((const float *)m, (const float *)m, 16) != 0.0); \
} (void)0
# define BLI_ASSERT_UNIT_M3(m) { \
BLI_ASSERT_UNIT_V3((m)[0]); \
BLI_ASSERT_UNIT_V3((m)[1]); \
BLI_ASSERT_UNIT_V3((m)[2]); \
} (void)0
#else
# define BLI_ASSERT_UNIT_V2(v) (void)(v)
# define BLI_ASSERT_UNIT_V3(v) (void)(v)
# define BLI_ASSERT_UNIT_QUAT(v) (void)(v)
# define BLI_ASSERT_ZERO_M3(m) (void)(m)
# define BLI_ASSERT_ZERO_M4(m) (void)(m)
# define BLI_ASSERT_UNIT_M3(m) (void)(m)
#endif
#endif /* __BLI_MATH_BASE_H__ */
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