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/****************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: http://www.qt.io/licensing/
**
** This file is part of the examples of the Qt Wayland module
**
** $QT_BEGIN_LICENSE:BSD$
** You may use this file under the terms of the BSD license as follows:
**
** "Redistribution and use in source and binary forms, with or without
** modification, are permitted provided that the following conditions are
** met:
** * Redistributions of source code must retain the above copyright
** notice, this list of conditions and the following disclaimer.
** * Redistributions in binary form must reproduce the above copyright
** notice, this list of conditions and the following disclaimer in
** the documentation and/or other materials provided with the
** distribution.
** * Neither the name of The Qt Company Ltd nor the names of its
** contributors may be used to endorse or promote products derived
** from this software without specific prior written permission.
**
**
** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include "compositor.h"
#include "window.h"
#include <QtWaylandCompositor/qwaylandoutput.h>
#include <QOpenGLFunctions>
QOpenGLTexture *View::getTexture() {
if (advance())
m_texture = currentBuffer().toOpenGLTexture();
return m_texture;
}
bool View::isCursor() const
{
return surface()->isCursorSurface();
}
Compositor::Compositor(Window *window)
: QWaylandCompositor()
, m_window(window)
{
}
Compositor::~Compositor()
{
}
void Compositor::create()
{
new QWaylandOutput(this, m_window);
QWaylandCompositor::create();
connect(this, &QWaylandCompositor::surfaceCreated, this, &Compositor::onSurfaceCreated);
}
void Compositor::onSurfaceCreated(QWaylandSurface *surface)
{
connect(surface, &QWaylandSurface::surfaceDestroyed, this, &Compositor::onSurfaceDestroyed);
connect(surface, &QWaylandSurface::redraw, this, &Compositor::triggerRender);
View *view = new View;
view->setSurface(surface);
view->setOutput(outputFor(m_window));
m_views << view;
connect(view, &QWaylandView::surfaceDestroyed, this, &Compositor::viewSurfaceDestroyed);
}
void Compositor::onSurfaceDestroyed()
{
triggerRender();
}
void Compositor::viewSurfaceDestroyed()
{
View *view = qobject_cast<View*>(sender());
m_views.removeAll(view);
delete view;
}
void Compositor::triggerRender()
{
m_window->requestUpdate();
}
void Compositor::startRender()
{
QWaylandOutput *out = defaultOutput();
if (out)
out->frameStarted();
}
void Compositor::endRender()
{
QWaylandOutput *out = defaultOutput();
if (out)
out->sendFrameCallbacks();
}
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