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/****************************************************************************
**
** Copyright (C) 2014 Klaralvdalens Datakonsult AB (KDAB).
** Contact: http://www.qt-project.org/legal
**
** This file is part of the Qt3D module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** 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 Digia. For licensing terms and
** conditions see http://qt.digia.com/licensing. For further information
** use the contact form at http://qt.digia.com/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 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Digia gives you certain additional
** rights. These rights are described in the Digia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3.0 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 3.0 requirements will be
** met: http://www.gnu.org/copyleft/gpl.html.
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include "rendereraspect.h"
#include "meshdatamanager.h"
#include "renderer.h"
#include "renderthread.h"
#include <loadmeshdatajob.h>
#include <updateworldtransformjob.h>
#include <updateboundingvolumejob.h>
#include <Qt3DCore/node.h>
#include <QDebug>
#include <QThread>
#include <QWindow>
QT_BEGIN_NAMESPACE
namespace Qt3D {
RendererAspect::RendererAspect(QObject *parent)
: AbstractAspect(AbstractAspect::AspectRenderer, parent)
, m_renderThread(new RenderThread)
{
qRegisterMetaType<QSurface*>("QSurface*");
qRegisterMetaType< QSharedPointer<QObject> >("QObjectPtr");
m_renderThread->waitForStart();
m_renderThread->renderer()->setRendererAspect(this);
}
void RendererAspect::setWindow(QWindow *window)
{
Q_ASSERT(window);
QSurface* surface = window;
Render::Renderer *renderer = m_renderThread->renderer();
// Renderer no longer uses an exec loop, no more QMetaObject::invoke
renderer->setSurface(surface);
}
QVector<QJobPtr> RendererAspect::jobsToExecute()
{
// Create jobs that will get exectued by the threadpool
QVector<QJobPtr> jobs;
// Create jobs to load in any meshes that are pending
if (m_renderThread->renderer() != Q_NULLPTR) {
QList<QAbstractMesh *> meshSources = m_renderThread->renderer()->meshDataManager()->meshesPending();
QVector<QJobPtr> meshesJobs;
Q_FOREACH (QAbstractMesh *meshSource, meshSources) {
Render::LoadMeshDataJobPtr loadMeshJob(new Render::LoadMeshDataJob(meshSource));
loadMeshJob->setRenderer(m_renderThread->renderer());
meshesJobs.append(loadMeshJob);
}
m_renderThread->renderer()->meshDataManager()->clearMeshesPending();
// Create jobs to update transforms and bounding volumes
Render::UpdateWorldTransformJobPtr worldTransformJob(new Render::UpdateWorldTransformJob(m_renderThread->renderer()->renderSceneRoot()));
Render::UpdateBoundingVolumeJobPtr boundingVolumeJob(new Render::UpdateBoundingVolumeJob(m_renderThread->renderer()->renderSceneRoot()));
Q_FOREACH (QJobPtr meshJob, meshesJobs) {
worldTransformJob->addDependency(meshJob);
jobs.append(meshJob);
}
// // We can only update bounding volumes once all world transforms are known
boundingVolumeJob->addDependency(worldTransformJob);
// // Add all jobs to queue
jobs.append(worldTransformJob);
jobs.append(boundingVolumeJob);
// Traverse the current framegraph and create jobs to populate
// RenderBins with RenderCommands
QVector<QJobPtr> renderBinJobs = m_renderThread->renderer()->createRenderBinJobs();
// TODO: Add wrapper around ThreadWeaver::Collection
for (int i = 0; i < renderBinJobs.size(); ++i) {
QJobPtr renderBinJob = renderBinJobs.at(i);
renderBinJob->addDependency(boundingVolumeJob);
jobs.append(renderBinJob);
}
}
return jobs;
}
void RendererAspect::registerAspectHelper(Node *rootObject)
{
Render::Renderer *renderer = m_renderThread->renderer();
renderer->setSceneGraphRoot(rootObject);
}
void RendererAspect::unregisterAspectHelper(Node *rootObject)
{
Q_UNUSED(rootObject);
}
void RendererAspect::initializeHelper(QAspectManager *aspectManager)
{
Q_UNUSED(aspectManager);
Render::Renderer *renderer = m_renderThread->renderer();
// No more exec loop so method cannot be invoked
renderer->initialize();
}
void RendererAspect::cleanupHelper()
{
//Render::Renderer *renderer = m_renderThread->renderer();
//QMetaObject::invokeMethod(renderer, "cleanup");
}
} // Qt3D
QT_END_NAMESPACE
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