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Cleanup.

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Branimir Karadžić
2017-01-14 19:24:56 -08:00
parent a8d6a2ee56
commit ae12379711
2 changed files with 342 additions and 203 deletions
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289
include/bx/easing.h
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@@ -14,6 +14,7 @@
namespace bx
{
///
struct Easing
{
enum Enum
@@ -64,252 +65,134 @@ namespace bx
};
};
///
typedef float (*EaseFn)(float _t);
template<EaseFn ease>
float easeOut(float _t)
{
return 1.0f - ease(1.0f - _t);
}
///
float easeLinear(float _t);
template<EaseFn easeFrom0toH, EaseFn easeFromHto1>
float easeMix(float _t)
{
return _t < 0.5f
? easeFrom0toH(2.0f*_t)*0.5f
: easeFromHto1(2.0f*_t - 1.0f)*0.5f + 0.5f
;
}
///
float easeInQuad(float _t);
inline float easeLinear(float _t)
{
return _t;
}
///
float easeOutQuad(float _t);
inline float easeInQuad(float _t)
{
return fsq(_t);
}
///
float easeInOutQuad(float _t);
inline float easeOutQuad(float _t)
{
return easeOut<easeInQuad>(_t);
}
///
float easeOutInQuad(float _t);
inline float easeInOutQuad(float _t)
{
return easeMix<easeInQuad, easeOutQuad>(_t);
}
///
float easeInCubic(float _t);
inline float easeOutInQuad(float _t)
{
return easeMix<easeOutQuad, easeInQuad>(_t);
}
///
float easeOutCubic(float _t);
inline float easeInCubic(float _t)
{
return _t*_t*_t;
}
///
float easeInOutCubic(float _t);
inline float easeOutCubic(float _t)
{
return easeOut<easeInCubic>(_t);
}
///
float easeOutInCubic(float _t);
inline float easeInOutCubic(float _t)
{
return easeMix<easeInCubic, easeOutCubic>(_t);
}
///
float easeInQuart(float _t);
inline float easeOutInCubic(float _t)
{
return easeMix<easeOutCubic, easeInCubic>(_t);
}
///
float easeOutQuart(float _t);
inline float easeInQuart(float _t)
{
return _t*_t*_t*_t;
}
///
float easeInOutQuart(float _t);
inline float easeOutQuart(float _t)
{
return easeOut<easeInQuart>(_t);
}
///
float easeOutInQuart(float _t);
inline float easeInOutQuart(float _t)
{
return easeMix<easeInQuart, easeOutQuart>(_t);
}
///
float easeInQuint(float _t);
inline float easeOutInQuart(float _t)
{
return easeMix<easeOutQuart, easeInQuart>(_t);
}
///
float easeOutQuint(float _t);
inline float easeInQuint(float _t)
{
return _t*_t*_t*_t*_t;
}
///
float easeInOutQuint(float _t);
inline float easeOutQuint(float _t)
{
return easeOut<easeInQuint>(_t);
}
///
float easeOutInQuint(float _t);
inline float easeInOutQuint(float _t)
{
return easeMix<easeInQuint, easeOutQuint>(_t);
}
///
float easeInSine(float _t);
inline float easeOutInQuint(float _t)
{
return easeMix<easeOutQuint, easeInQuint>(_t);
}
///
float easeOutSine(float _t);
inline float easeInSine(float _t)
{
return 1.0f - fcos(_t*piHalf);
}
///
float easeInOutSine(float _t);
inline float easeOutSine(float _t)
{
return easeOut<easeInSine>(_t);
}
///
float easeOutInSine(float _t);
inline float easeInOutSine(float _t)
{
return easeMix<easeInSine, easeOutSine>(_t);
}
///
float easeInExpo(float _t);
inline float easeOutInSine(float _t)
{
return easeMix<easeOutSine, easeInSine>(_t);
}
///
float easeOutExpo(float _t);
inline float easeInExpo(float _t)
{
return fpow(2.0f, 10.0f * (_t - 1.0f) ) - 0.001f;
}
///
float easeInOutExpo(float _t);
inline float easeOutExpo(float _t)
{
return easeOut<easeInExpo>(_t);
}
///
float easeOutInExpo(float _t);
inline float easeInOutExpo(float _t)
{
return easeMix<easeInExpo, easeOutExpo>(_t);
}
///
float easeInCirc(float _t);
inline float easeOutInExpo(float _t)
{
return easeMix<easeOutExpo, easeInExpo>(_t);
}
///
float easeOutCirc(float _t);
inline float easeInCirc(float _t)
{
return -(fsqrt(1.0f - _t*_t) - 1.0f);
}
///
float easeInOutCirc(float _t);
inline float easeOutCirc(float _t)
{
return easeOut<easeInCirc>(_t);
}
///
float easeOutInCirc(float _t);
inline float easeInOutCirc(float _t)
{
return easeMix<easeInCirc, easeOutCirc>(_t);
}
///
float easeOutElastic(float _t);
inline float easeOutInCirc(float _t)
{
return easeMix<easeOutCirc, easeInCirc>(_t);
}
///
float easeInElastic(float _t);
inline float easeOutElastic(float _t)
{
return fpow(2.0f, -10.0f*_t)*fsin( (_t-0.3f/4.0f)*(2.0f*pi)/0.3f) + 1.0f;
}
///
float easeInOutElastic(float _t);
inline float easeInElastic(float _t)
{
return easeOut<easeOutElastic>(_t);
}
///
float easeOutInElastic(float _t);
inline float easeInOutElastic(float _t)
{
return easeMix<easeInElastic, easeOutElastic>(_t);
}
///
float easeInBack(float _t);
inline float easeOutInElastic(float _t)
{
return easeMix<easeOutElastic, easeInElastic>(_t);
}
///
float easeOutBack(float _t);
inline float easeInBack(float _t)
{
return easeInCubic(_t) - _t*fsin(_t*pi);
}
///
float easeInOutBack(float _t);
inline float easeOutBack(float _t)
{
return easeOut<easeInBack>(_t);
}
///
float easeOutInBack(float _t);
inline float easeInOutBack(float _t)
{
return easeMix<easeInBack, easeOutBack>(_t);
}
///
float easeOutBounce(float _t);
inline float easeOutInBack(float _t)
{
return easeMix<easeOutBack, easeInBack>(_t);
}
///
float easeInBounce(float _t);
inline float easeOutBounce(float _t)
{
if (4.0f/11.0f > _t)
{
return 121.0f/16.0f*_t*_t;
}
///
float easeInOutBounce(float _t);
if (8.0f/11.0f > _t)
{
return 363.0f/40.0f*_t*_t
- 99.0f/10.0f*_t
+ 17.0f/ 5.0f
;
}
if (9.0f/10.0f > _t)
{
return 4356.0f/ 361.0f*_t*_t
- 35442.0f/1805.0f*_t
+ 16061.0f/1805.0f
;
}
return 54.0f/ 5.0f*_t*_t
- 513.0f/25.0f*_t
+ 268.0f/25.0f
;
}
inline float easeInBounce(float _t)
{
return easeOut<easeOutBounce>(_t);
}
inline float easeInOutBounce(float _t)
{
return easeMix<easeInBounce, easeOutBounce>(_t);
}
inline float easeOutInBounce(float _t)
{
return easeMix<easeOutBounce, easeInBounce>(_t);
}
///
float easeOutInBounce(float _t);
} // namespace bx
#include "easing.inl"
#endif // BX_EASING_H_HEADER_GUARD

256
include/bx/easing.inl Normal file
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@@ -0,0 +1,256 @@
/*
* Copyright 2011-2017 Branimir Karadzic. All rights reserved.
* License: https://github.com/bkaradzic/bx#license-bsd-2-clause
*/
#ifndef BX_EASING_H_HEADER_GUARD
# error "Must be included from bx/easing.h!"
#endif // BX_EASING_H_HEADER_GUARD
namespace bx
{
template<EaseFn ease>
float easeOut(float _t)
{
return 1.0f - ease(1.0f - _t);
}
template<EaseFn easeFrom0toH, EaseFn easeFromHto1>
float easeMix(float _t)
{
return _t < 0.5f
? easeFrom0toH(2.0f*_t)*0.5f
: easeFromHto1(2.0f*_t - 1.0f)*0.5f + 0.5f
;
}
inline float easeLinear(float _t)
{
return _t;
}
inline float easeInQuad(float _t)
{
return fsq(_t);
}
inline float easeOutQuad(float _t)
{
return easeOut<easeInQuad>(_t);
}
inline float easeInOutQuad(float _t)
{
return easeMix<easeInQuad, easeOutQuad>(_t);
}
inline float easeOutInQuad(float _t)
{
return easeMix<easeOutQuad, easeInQuad>(_t);
}
inline float easeInCubic(float _t)
{
return _t*_t*_t;
}
inline float easeOutCubic(float _t)
{
return easeOut<easeInCubic>(_t);
}
inline float easeInOutCubic(float _t)
{
return easeMix<easeInCubic, easeOutCubic>(_t);
}
inline float easeOutInCubic(float _t)
{
return easeMix<easeOutCubic, easeInCubic>(_t);
}
inline float easeInQuart(float _t)
{
return _t*_t*_t*_t;
}
inline float easeOutQuart(float _t)
{
return easeOut<easeInQuart>(_t);
}
inline float easeInOutQuart(float _t)
{
return easeMix<easeInQuart, easeOutQuart>(_t);
}
inline float easeOutInQuart(float _t)
{
return easeMix<easeOutQuart, easeInQuart>(_t);
}
inline float easeInQuint(float _t)
{
return _t*_t*_t*_t*_t;
}
inline float easeOutQuint(float _t)
{
return easeOut<easeInQuint>(_t);
}
inline float easeInOutQuint(float _t)
{
return easeMix<easeInQuint, easeOutQuint>(_t);
}
inline float easeOutInQuint(float _t)
{
return easeMix<easeOutQuint, easeInQuint>(_t);
}
inline float easeInSine(float _t)
{
return 1.0f - fcos(_t*piHalf);
}
inline float easeOutSine(float _t)
{
return easeOut<easeInSine>(_t);
}
inline float easeInOutSine(float _t)
{
return easeMix<easeInSine, easeOutSine>(_t);
}
inline float easeOutInSine(float _t)
{
return easeMix<easeOutSine, easeInSine>(_t);
}
inline float easeInExpo(float _t)
{
return fpow(2.0f, 10.0f * (_t - 1.0f) ) - 0.001f;
}
inline float easeOutExpo(float _t)
{
return easeOut<easeInExpo>(_t);
}
inline float easeInOutExpo(float _t)
{
return easeMix<easeInExpo, easeOutExpo>(_t);
}
inline float easeOutInExpo(float _t)
{
return easeMix<easeOutExpo, easeInExpo>(_t);
}
inline float easeInCirc(float _t)
{
return -(fsqrt(1.0f - _t*_t) - 1.0f);
}
inline float easeOutCirc(float _t)
{
return easeOut<easeInCirc>(_t);
}
inline float easeInOutCirc(float _t)
{
return easeMix<easeInCirc, easeOutCirc>(_t);
}
inline float easeOutInCirc(float _t)
{
return easeMix<easeOutCirc, easeInCirc>(_t);
}
inline float easeOutElastic(float _t)
{
return fpow(2.0f, -10.0f*_t)*fsin( (_t-0.3f/4.0f)*(2.0f*pi)/0.3f) + 1.0f;
}
inline float easeInElastic(float _t)
{
return easeOut<easeOutElastic>(_t);
}
inline float easeInOutElastic(float _t)
{
return easeMix<easeInElastic, easeOutElastic>(_t);
}
inline float easeOutInElastic(float _t)
{
return easeMix<easeOutElastic, easeInElastic>(_t);
}
inline float easeInBack(float _t)
{
return easeInCubic(_t) - _t*fsin(_t*pi);
}
inline float easeOutBack(float _t)
{
return easeOut<easeInBack>(_t);
}
inline float easeInOutBack(float _t)
{
return easeMix<easeInBack, easeOutBack>(_t);
}
inline float easeOutInBack(float _t)
{
return easeMix<easeOutBack, easeInBack>(_t);
}
inline float easeOutBounce(float _t)
{
if (4.0f/11.0f > _t)
{
return 121.0f/16.0f*_t*_t;
}
if (8.0f/11.0f > _t)
{
return 363.0f/40.0f*_t*_t
- 99.0f/10.0f*_t
+ 17.0f/ 5.0f
;
}
if (9.0f/10.0f > _t)
{
return 4356.0f/ 361.0f*_t*_t
- 35442.0f/1805.0f*_t
+ 16061.0f/1805.0f
;
}
return 54.0f/ 5.0f*_t*_t
- 513.0f/25.0f*_t
+ 268.0f/25.0f
;
}
inline float easeInBounce(float _t)
{
return easeOut<easeOutBounce>(_t);
}
inline float easeInOutBounce(float _t)
{
return easeMix<easeInBounce, easeOutBounce>(_t);
}
inline float easeOutInBounce(float _t)
{
return easeMix<easeOutBounce, easeInBounce>(_t);
}
} // namespace bx