e2e1984e60
A few headers like BLI_math_constants.h and BLI_utildefines.h keep working for C code, for remaining makesdna and userdef defaults code in C. Pull Request: https://projects.blender.org/blender/blender/pulls/134406
65 lines
1.2 KiB
C++
65 lines
1.2 KiB
C++
/* SPDX-FileCopyrightText: 2023 Blender Authors
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*
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* SPDX-License-Identifier: GPL-2.0-or-later */
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#ifndef __MATH_BASE_SAFE_INLINE_C__
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#define __MATH_BASE_SAFE_INLINE_C__
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#include "BLI_math_base_safe.h"
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#include "BLI_utildefines.h"
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MINLINE float safe_divide(float a, float b)
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{
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return (b != 0.0f) ? a / b : 0.0f;
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}
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MINLINE float safe_modf(float a, float b)
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{
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return (b != 0.0f) ? fmodf(a, b) : 0.0f;
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}
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MINLINE float safe_floored_modf(float a, float b)
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{
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return (b != 0.0f) ? a - floorf(a / b) * b : 0.0f;
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}
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MINLINE float safe_logf(float a, float base)
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{
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if (UNLIKELY(a <= 0.0f || base <= 0.0f)) {
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return 0.0f;
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}
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return safe_divide(logf(a), logf(base));
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}
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MINLINE float safe_sqrtf(float a)
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{
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return sqrtf(max_ff(a, 0.0f));
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}
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MINLINE float safe_inverse_sqrtf(float a)
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{
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return (a > 0.0f) ? 1.0f / sqrtf(a) : 0.0f;
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}
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MINLINE float safe_asinf(float a)
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{
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CLAMP(a, -1.0f, 1.0f);
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return asinf(a);
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}
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MINLINE float safe_acosf(float a)
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{
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CLAMP(a, -1.0f, 1.0f);
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return acosf(a);
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}
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MINLINE float safe_powf(float base, float exponent)
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{
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if (UNLIKELY(base < 0.0f && exponent != (int)exponent)) {
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return 0.0f;
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}
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return powf(base, exponent);
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}
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#endif /* __MATH_BASE_SAFE_INLINE_C__ */
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