diff options
author | RĂ©mi Verschelde <rverschelde@gmail.com> | 2018-03-13 12:33:57 +0100 |
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committer | GitHub <noreply@github.com> | 2018-03-13 12:33:57 +0100 |
commit | b4da44981a855df6cd23a8533b35af262d4801f6 (patch) | |
tree | 18dbdabcfc2f88c3cee64d7dae7d76eea2e47219 /core/math | |
parent | d3e788a6b87979120f571237c68074c844c1b86d (diff) | |
parent | 70bb31a7b2cc8da1a3cf2efe4df4fd7b856eaff9 (diff) |
Merge pull request #17254 from Chaosus/updatewrap
Update wrap functions
Diffstat (limited to 'core/math')
-rw-r--r-- | core/math/math_funcs.cpp | 15 | ||||
-rw-r--r-- | core/math/math_funcs.h | 14 |
2 files changed, 12 insertions, 17 deletions
diff --git a/core/math/math_funcs.cpp b/core/math/math_funcs.cpp index f060a8e4ab..5c8512d8bd 100644 --- a/core/math/math_funcs.cpp +++ b/core/math/math_funcs.cpp @@ -177,18 +177,3 @@ float Math::random(float from, float to) { float ret = (float)r / (float)RANDOM_MAX; return (ret) * (to - from) + from; } - -int Math::wrapi(int value, int min, int max) { - --max; - int rng = max - min + 1; - value = ((value - min) % rng); - if (value < 0) - return max + 1 + value; - else - return min + value; -} - -float Math::wrapf(float value, float min, float max) { - float rng = max - min; - return min + (value - min) - (rng * floor((value - min) / rng)); -} diff --git a/core/math/math_funcs.h b/core/math/math_funcs.h index e15abc6b50..26e87f009b 100644 --- a/core/math/math_funcs.h +++ b/core/math/math_funcs.h @@ -209,8 +209,18 @@ public: static _ALWAYS_INLINE_ double round(double p_val) { return (p_val >= 0) ? Math::floor(p_val + 0.5) : -Math::floor(-p_val + 0.5); } static _ALWAYS_INLINE_ float round(float p_val) { return (p_val >= 0) ? Math::floor(p_val + 0.5) : -Math::floor(-p_val + 0.5); } - static int wrapi(int value, int min, int max); - static float wrapf(float value, float min, float max); + static _ALWAYS_INLINE_ int wrapi(int value, int min, int max) { + int rng = max - min; + return min + ((((value - min) % rng) + rng) % rng); + } + static _ALWAYS_INLINE_ double wrapf(double value, double min, double max) { + double rng = max - min; + return min + (value - min) - (rng * Math::floor((value - min) / rng)); + } + static _ALWAYS_INLINE_ float wrapf(float value, float min, float max) { + float rng = max - min; + return min + (value - min) - (rng * Math::floor((value - min) / rng)); + } // double only, as these functions are mainly used by the editor and not performance-critical, static double ease(double p_x, double p_c); |