71 lines
1.2 KiB
C
71 lines
1.2 KiB
C
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#pragma once
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#include <kinc/global.h>
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/*! \file core.h
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\brief Just a few very simple additions to math.h
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the C-lib.
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*/
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#ifdef __cplusplus
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extern "C" {
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#endif
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#define KINC_PI 3.141592654
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#define KINC_TAU 6.283185307
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KINC_FUNC float kinc_cot(float x);
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KINC_FUNC float kinc_round(float value);
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KINC_FUNC float kinc_abs(float value);
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KINC_FUNC float kinc_min(float a, float b);
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KINC_FUNC float kinc_max(float a, float b);
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KINC_FUNC int kinc_mini(int a, int b);
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KINC_FUNC int kinc_maxi(int a, int b);
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KINC_FUNC float kinc_clamp(float value, float minValue, float maxValue);
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#ifdef KINC_IMPLEMENTATION_MATH
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#define KINC_IMPLEMENTATION
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#endif
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#ifdef KINC_IMPLEMENTATION
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#include <math.h>
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float kinc_cot(float x) {
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return cosf(x) / sinf(x);
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}
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float kinc_round(float value) {
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return floorf(value + 0.5f);
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}
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float kinc_abs(float value) {
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return value < 0 ? -value : value;
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}
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float kinc_min(float a, float b) {
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return a > b ? b : a;
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}
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float kinc_max(float a, float b) {
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return a > b ? a : b;
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}
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int kinc_mini(int a, int b) {
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return a > b ? b : a;
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}
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int kinc_maxi(int a, int b) {
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return a > b ? a : b;
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}
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float kinc_clamp(float value, float minValue, float maxValue) {
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return kinc_max(minValue, kinc_min(maxValue, value));
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}
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#endif
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#ifdef __cplusplus
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}
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#endif
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