1 /***
2
3 Olive - Non-Linear Video Editor
4 Copyright (C) 2019 Olive Team
5
6 This program is free software: you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation, either version 3 of the License, or
9 (at your option) any later version.
10
11 This program is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
15
16 You should have received a copy of the GNU General Public License
17 along with this program. If not, see <http://www.gnu.org/licenses/>.
18
19 ***/
20
21 #include "crossdissolvetransition.h"
22
23 #include <QOpenGLFunctions>
24
CrossDissolveTransition(Clip * c,Clip * s,const EffectMeta * em)25 CrossDissolveTransition::CrossDissolveTransition(Clip* c, Clip* s, const EffectMeta* em) : Transition(c, s, em) {
26 SetFlags(Effect::CoordsFlag);
27 }
28
process_coords(double progress,GLTextureCoords & coords,int data)29 void CrossDissolveTransition::process_coords(double progress, GLTextureCoords& coords, int data) {
30 if (!(data == kTransitionClosing && secondary_clip != nullptr)) {
31 if (data == kTransitionClosing) progress = 1.0 - progress;
32 coords.opacity *= progress;
33 }
34 }
35