pq_easing.h

/*
 * pq_easing.h
 *
 * Easing functions.
 *
 * (c) 2022 Sofian Audry        :: info(@)sofianaudry(.)com
 * (c) 2022 Thomas O Fredericks :: tof(@)t-o-f(.)info
 *
 * Source: https://github.com/nicolausYes/easing-functions/blob/master/src/easing.cpp
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
#ifndef PQ_EASING_H_
#define PQ_EASING_H_
 
namespace pq {
 
typedef float (*easing_function)(float);
 
inline float easeNone(float t) { return t; }
 
float easeInSine(float t);
 
float easeOutSine(float t);
 
float easeInOutSine(float t);
 
float easeInQuad(float t);
 
float easeOutQuad(float t);
 
float easeInOutQuad(float t);
 
float easeInCubic(float t);
 
float easeOutCubic(float t);
 
float easeInOutCubic(float t);
 
float easeInQuart(float t);
 
float easeOutQuart(float t);
 
float easeInOutQuart(float t);
 
float easeInQuint(float t);
 
float easeOutQuint(float t);
 
float easeInOutQuint(float t);
 
float easeInExpo(float t);
 
float easeOutExpo(float t);
 
float easeInOutExpo(float t);
 
float easeInCirc(float t);
 
float easeOutCirc(float t);
 
float easeInOutCirc(float t);
 
float easeInBack(float t);
 
float easeOutBack(float t);
 
float easeInOutBack(float t);
 
float easeInElastic(float t);
 
float easeOutElastic(float t);
 
float easeInOutElastic(float t);
 
float easeInBounce(float t);
 
float easeOutBounce(float t);
 
float easeInOutBounce(float t);
 
}
 
#endif