21 #include "../detail/setup.hpp" 
   22 #include "../detail/qualifier.hpp" 
   23 #include "../detail/type_int.hpp" 
   24 #include "../gtc/constants.hpp" 
   26 #ifndef GLM_ENABLE_EXPERIMENTAL 
   27 #       error "GLM: GLM_GTX_easing is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it." 
   30 #if GLM_MESSAGES == GLM_MESSAGES_ENABLED && !defined(GLM_EXT_INCLUDED) 
   31 #       pragma message("GLM: GLM_GTX_easing extension included") 
   40         template <
typename genType>
 
   45         template <
typename genType>
 
   50         template <
typename genType>
 
   57         template <
typename genType>
 
   61         template <
typename genType>
 
   62         GLM_FUNC_DECL genType 
cubicEaseIn(genType 
const & a);
 
   66         template <
typename genType>
 
   73         template <
typename genType>
 
   78         template <
typename genType>
 
   83         template <
typename genType>
 
   90         template <
typename genType>
 
   95         template <
typename genType>
 
  100         template <
typename genType>
 
  107         template <
typename genType>
 
  112         template <
typename genType>
 
  113         GLM_FUNC_DECL genType 
sineEaseIn(genType 
const & a);
 
  117         template <
typename genType>
 
  118         GLM_FUNC_DECL genType 
sineEaseOut(genType 
const & a);
 
  122         template <
typename genType>
 
  127         template <
typename genType>
 
  132         template <
typename genType>
 
  139         template <
typename genType>
 
  144         template <
typename genType>
 
  149         template <
typename genType>
 
  156         template <
typename genType>
 
  161         template <
typename genType>
 
  166         template <
typename genType>
 
  173         template <
typename genType>
 
  177         template <
typename genType>
 
  178         GLM_FUNC_DECL genType 
backEaseIn(genType 
const& a);
 
  181         template <
typename genType>
 
  182         GLM_FUNC_DECL genType 
backEaseOut(genType 
const& a);
 
  185         template <
typename genType>
 
  191         template <
typename genType>
 
  192         GLM_FUNC_DECL genType 
backEaseIn(genType 
const& a, genType 
const& o);
 
  197         template <
typename genType>
 
  198         GLM_FUNC_DECL genType 
backEaseOut(genType 
const& a, genType 
const& o);
 
  203         template <
typename genType>
 
  204         GLM_FUNC_DECL genType 
backEaseInOut(genType 
const& a, genType 
const& o);
 
  207         template <
typename genType>
 
  211         template <
typename genType>
 
  215         template <
typename genType>
 
  221 #include "easing.inl" 
GLM_FUNC_DECL genType elasticEaseOut(genType const &a)
Modelled after the damped sine wave y = sin(-13pi/2*(x + 1))*pow(2, -10x) + 1. 
GLM_FUNC_DECL genType quarticEaseIn(genType const &a)
Modelled after the quartic x^4. 
GLM_FUNC_DECL genType quarticEaseOut(genType const &a)
Modelled after the quartic y = 1 - (x - 1)^4. 
GLM_FUNC_DECL genType circularEaseInOut(genType const &a)
Modelled after the piecewise circular function y = (1/2)(1 - sqrt(1 - 4x^2)) ; [0, 0.5) y = (1/2)(sqrt(-(2x - 3)*(2x - 1)) + 1) ; [0.5, 1]. 
GLM_FUNC_DECL genType quadraticEaseIn(genType const &a)
Modelled after the parabola y = x^2. 
GLM_FUNC_DECL genType quinticEaseInOut(genType const &a)
Modelled after the piecewise quintic y = (1/2)((2x)^5) ; [0, 0.5) y = (1/2)((2x-2)^5 + 2) ; [0...
GLM_FUNC_DECL genType exponentialEaseIn(genType const &a)
Modelled after the exponential function y = 2^(10(x - 1)) 
GLM_FUNC_DECL genType backEaseOut(genType const &a, genType const &o)
GLM_FUNC_DECL genType quadraticEaseOut(genType const &a)
Modelled after the parabola y = -x^2 + 2x. 
GLM_FUNC_DECL genType backEaseInOut(genType const &a, genType const &o)
GLM_FUNC_DECL genType bounceEaseInOut(genType const &a)
GLM_FUNC_DECL genType sineEaseIn(genType const &a)
Modelled after quarter-cycle of sine wave. 
GLM_FUNC_DECL genType quadraticEaseInOut(genType const &a)
Modelled after the piecewise quadratic y = (1/2)((2x)^2) ; [0, 0.5) y = -(1/2)((2x-1)*(2x-3) - 1) ; [...
GLM_FUNC_DECL genType elasticEaseInOut(genType const &a)
Modelled after the piecewise exponentially-damped sine wave: y = (1/2)*sin(13pi/2*(2*x))*pow(2, 10 * ((2*x) - 1)) ; [0,0.5) y = (1/2)*(sin(-13pi/2*((2x-1)+1))*pow(2,-10(2*x-1)) + 2) ; [0.5, 1]. 
GLM_FUNC_DECL genType exponentialEaseInOut(genType const &a)
Modelled after the piecewise exponential y = (1/2)2^(10(2x - 1)) ; [0,0.5) y = -(1/2)*2^(-10(2x - 1))...
GLM_FUNC_DECL genType circularEaseIn(genType const &a)
Modelled after shifted quadrant IV of unit circle. 
GLM_FUNC_DECL genType backEaseIn(genType const &a, genType const &o)
GLM_FUNC_DECL genType quinticEaseOut(genType const &a)
Modelled after the quintic y = (x - 1)^5 + 1. 
GLM_FUNC_DECL genType sineEaseInOut(genType const &a)
Modelled after half sine wave. 
GLM_FUNC_DECL genType cubicEaseOut(genType const &a)
Modelled after the cubic y = (x - 1)^3 + 1. 
GLM_FUNC_DECL genType linearInterpolation(genType const &a)
Modelled after the line y = x. 
GLM_FUNC_DECL genType exponentialEaseOut(genType const &a)
Modelled after the exponential function y = -2^(-10x) + 1. 
GLM_FUNC_DECL genType elasticEaseIn(genType const &a)
Modelled after the damped sine wave y = sin(13pi/2*x)*pow(2, 10 * (x - 1)) 
GLM_FUNC_DECL genType circularEaseOut(genType const &a)
Modelled after shifted quadrant II of unit circle. 
GLM_FUNC_DECL genType bounceEaseIn(genType const &a)
GLM_FUNC_DECL genType quinticEaseIn(genType const &a)
Modelled after the quintic y = x^5. 
GLM_FUNC_DECL genType cubicEaseInOut(genType const &a)
Modelled after the piecewise cubic y = (1/2)((2x)^3) ; [0, 0.5) y = (1/2)((2x-2)^3 + 2) ; [0...
GLM_FUNC_DECL genType cubicEaseIn(genType const &a)
Modelled after the cubic y = x^3. 
GLM_FUNC_DECL genType quarticEaseInOut(genType const &a)
Modelled after the piecewise quartic y = (1/2)((2x)^4) ; [0, 0.5) y = -(1/2)((2x-2)^4 - 2) ; [0...
GLM_FUNC_DECL genType sineEaseOut(genType const &a)
Modelled after quarter-cycle of sine wave (different phase) 
GLM_FUNC_DECL genType bounceEaseOut(genType const &a)