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/****************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: http://www.qt.io/licensing/
**
** This file is part of the Qt3D module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL3$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see http://www.qt.io/terms-conditions. For further
** information use the contact form at http://www.qt.io/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 3 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPLv3 included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 3 requirements
** will be met: https://www.gnu.org/licenses/lgpl.html.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 2.0 or later as published by the Free
** Software Foundation and appearing in the file LICENSE.GPL included in
** the packaging of this file. Please review the following information to
** ensure the GNU General Public License version 2.0 requirements will be
** met: http://www.gnu.org/licenses/gpl-2.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include <Qt3DRender/private/qrendercapture_p.h>
#include <Qt3DRender/private/rendercapture_p.h>
#include <Qt3DCore/private/qaspectmanager_p.h>
#include <Qt3DCore/private/qaspectjobmanager_p.h>
QT_BEGIN_NAMESPACE
namespace Qt3DRender {
namespace Render {
RenderCapture::RenderCapture()
: FrameGraphNode(FrameGraphNode::RenderCapture, QBackendNode::ReadWrite)
{
}
void RenderCapture::requestCapture(const QRenderCaptureRequest &request)
{
QMutexLocker lock(&m_mutex);
m_requestedCaptures.push_back(request);
}
// called by render view initializer job
bool RenderCapture::wasCaptureRequested() const
{
QMutexLocker lock(&m_mutex);
return m_requestedCaptures.size() > 0 && isEnabled();
}
// called by render view initializer job
QRenderCaptureRequest RenderCapture::takeCaptureRequest()
{
Q_ASSERT(!m_requestedCaptures.isEmpty());
return m_requestedCaptures.takeFirst();
}
void RenderCapture::syncFromFrontEnd(const Qt3DCore::QNode *frontEnd, bool firstTime)
{
const QRenderCapture *node = qobject_cast<const QRenderCapture *>(frontEnd);
if (!node)
return;
FrameGraphNode::syncFromFrontEnd(frontEnd, firstTime);
const QRenderCapturePrivate *d = static_cast<const QRenderCapturePrivate *>(QFrameGraphNodePrivate::get(node));
const auto newPendingsCaptures = Qt3DCore::moveAndClear(d->m_pendingRequests);
if (newPendingsCaptures.size() > 0) {
m_requestedCaptures.append(newPendingsCaptures);
markDirty(AbstractRenderer::FrameGraphDirty);
}
if (firstTime)
markDirty(AbstractRenderer::FrameGraphDirty);
}
// called by render thread
void RenderCapture::addRenderCapture(int captureId, const QImage &image)
{
QMutexLocker lock(&m_mutex);
auto data = RenderCaptureDataPtr::create();
data.data()->captureId = captureId;
data.data()->image = image;
m_renderCaptureData.push_back(data);
}
// called to send render capture in main thread
void RenderCapture::syncRenderCapturesToFrontend(Qt3DCore::QAspectManager *manager)
{
auto *frontend = manager->lookupNode(peerId());
if (!frontend)
return;
QRenderCapturePrivate *dfrontend = static_cast<QRenderCapturePrivate *>(Qt3DCore::QNodePrivate::get(frontend));
QMutexLocker lock(&m_mutex);
for (const RenderCaptureDataPtr &data : qAsConst(m_renderCaptureData)) {
QPointer<QRenderCaptureReply> reply = dfrontend->takeReply(data.data()->captureId);
// Note: QPointer has no operator bool, we must use isNull() to check it
if (!reply.isNull()) {
dfrontend->setImage(reply, data.data()->image);
emit reply->completed();
}
}
m_renderCaptureData.clear();
}
} // Render
} // Qt3DRender
QT_END_NAMESPACE
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