/***

    Olive - Non-Linear Video Editor
    Copyright (C) 2019  Olive Team

    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/>.

***/

#include "crossdissolvetransition.h"

#include <QOpenGLFunctions>

CrossDissolveTransition::CrossDissolveTransition(Clip* c, Clip* s, const EffectMeta* em) : Transition(c, s, em) {
	enable_coords = true;

//    add_row("Smooth")->add_field(EFFECT_FIELD_BOOL, "smooth");
}

void CrossDissolveTransition::process_coords(double progress, GLTextureCoords& coords, int data) {
    if (!(data == kTransitionClosing && secondary_clip != nullptr)) {
        if (data == kTransitionClosing) progress = 1.0 - progress;
        coords.opacity *= progress;
    }
}