vectozavr-shooter/engine/animation/Animation.cpp

46 lines
1.3 KiB
C++
Executable File

//
// Created by Иван Ильин on 27.01.2021.
//
#include "Animation.h"
bool Animation::updateState() {
if(!_started) {
_startAnimationPoint = Time::time();
_endAnimationPoint = _startAnimationPoint + _duration;
_started = true;
return _duration != 0;
}
_timeOld = _time;
// linear normalized time:
_time = (Time::time() - _startAnimationPoint)/(_endAnimationPoint - _startAnimationPoint);
if(_looped != Continue || _time < 0.5)
_dtime = _time - _timeOld;
else {
_time = _timeOld;
//_intType = linear;
}
switch (_intType) {
case bezier:
_p = Interpolation::Bezier(_bezier[0], _bezier[1], _time);
_dp = Interpolation::dBezier(_bezier[0], _bezier[1], _time, _dtime);
break;
case bouncing:
_p = Interpolation::Bouncing(_time);
_dp = Interpolation::dBouncing(_time, _dtime);
break;
case linear:
_p = Interpolation::Linear(_time);
_dp = Interpolation::dLinear(_time, _dtime);
break;
case cos:
_p = Interpolation::Cos(_time);
_dp = Interpolation::dCos(_time, _dtime);
break;
}
return (_time < 1) || _looped == Cycle;
}