81 lines
2.4 KiB
C++
81 lines
2.4 KiB
C++
/* ScummVM - Graphic Adventure Engine
|
|
*
|
|
* ScummVM is the legal property of its developers, whose names
|
|
* are too numerous to list here. Please refer to the COPYRIGHT
|
|
* file distributed with this source distribution.
|
|
*
|
|
* 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 TETRAEDGE_TE_TE_CURVE_ANIM2_H
|
|
#define TETRAEDGE_TE_TE_CURVE_ANIM2_H
|
|
|
|
#include "tetraedge/te/te_animation.h"
|
|
#include "tetraedge/te/te_interpolation.h"
|
|
|
|
namespace Tetraedge {
|
|
|
|
template<class T> static T linearInterpolation(T &obj1, T &obj2, double amount) {
|
|
amount = CLIP<double>(amount, 0.0, 1.0);
|
|
return (obj1 * (1.0 - amount)) + (obj2 * amount);
|
|
}
|
|
|
|
template<class T, class S>
|
|
class TeCurveAnim2 : public TeAnimation {
|
|
public:
|
|
typedef void(T::*TMethod)(const S &);
|
|
|
|
TeCurveAnim2() : _callbackObj(nullptr), _callbackMethod(nullptr), _duration(0), _lastUpdateTime(0) {}
|
|
virtual ~TeCurveAnim2() {}
|
|
|
|
void setCurve(const Common::Array<float> &curve) {
|
|
// The original writes the curve to a stream to load it back in in
|
|
// the interpolation.. we just skip that with a direct array copy.
|
|
_interp.load(curve);
|
|
}
|
|
|
|
void update(double millis) {
|
|
_lastUpdateTime = millis;
|
|
|
|
double amount = _interp.interpole(millis, _duration);
|
|
|
|
const S interpVal = linearInterpolation<S>(_startVal, _endVal, amount);
|
|
//debug("CurveAnim %.02f/%.02f (%.02f) -> %s", time, _maxTime, amount, interpVal.toString().c_str());
|
|
(_callbackObj->*_callbackMethod)(interpVal);
|
|
if (_lastUpdateTime >= _duration) {
|
|
if (_repeatCount == -1) {
|
|
seekToStart();
|
|
} else {
|
|
stop();
|
|
onFinished().call();
|
|
}
|
|
}
|
|
}
|
|
|
|
S _startVal;
|
|
S _endVal;
|
|
T *_callbackObj;
|
|
TMethod _callbackMethod;
|
|
double _duration;
|
|
|
|
private:
|
|
TeInterpolation _interp;
|
|
double _lastUpdateTime;
|
|
};
|
|
|
|
} // end namespace Tetraedge
|
|
|
|
#endif // TETRAEDGE_TE_TE_CURVE_ANIM2_H
|