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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 "qrenderaspect.h"
#include <Qt3DRenderer/private/rendermesh_p.h>
#include <Qt3DRenderer/private/meshdatamanager_p.h>
#include <Qt3DRenderer/private/renderer_p.h>
#include <Qt3DRenderer/private/scenemanager_p.h>
#include <Qt3DRenderer/qabstractlight.h>
#include <Qt3DRenderer/qabstractsceneloader.h>
#include <Qt3DRenderer/qcameraselector.h>
#include <Qt3DRenderer/qframegraph.h>
#include <Qt3DRenderer/qlayer.h>
#include <Qt3DRenderer/qlayerfilter.h>
#include <Qt3DRenderer/qmaterial.h>
#include <Qt3DRenderer/qmesh.h>
#include <Qt3DRenderer/qparameter.h>
#include <Qt3DRenderer/qparametermapping.h>
#include <Qt3DRenderer/qrenderpassfilter.h>
#include <Qt3DRenderer/qrendertargetselector.h>
#include <Qt3DRenderer/qtechniquefilter.h>
#include <Qt3DRenderer/qviewport.h>
#include <Qt3DRenderer/renderlogging.h>
#include <Qt3DRenderer/qrendertarget.h>
#include <Qt3DRenderer/qclearbuffer.h>
#include <Qt3DRenderer/qtexture.h>
#include <Qt3DRenderer/qeffect.h>
#include <Qt3DCore/qcameralens.h>
#include <Qt3DRenderer/private/cameraselectornode_p.h>
#include <Qt3DRenderer/private/layerfilternode_p.h>
#include <Qt3DRenderer/private/meshdatamanager_p.h>
#include <Qt3DRenderer/private/renderannotation_p.h>
#include <Qt3DRenderer/private/renderentity_p.h>
#include <Qt3DRenderer/private/renderer_p.h>
#include <Qt3DRenderer/private/renderpassfilternode_p.h>
#include <Qt3DRenderer/private/rendertargetselectornode_p.h>
#include <Qt3DRenderer/private/techniquefilternode_p.h>
#include <Qt3DRenderer/private/viewportnode_p.h>
#include <Qt3DRenderer/private/rendertarget_p.h>
#include <Qt3DRenderer/private/scenemanager_p.h>
#include <Qt3DRenderer/private/clearbuffer_p.h>
#include <Qt3DRenderer/private/sortmethod_p.h>
#include <Qt3DRenderer/private/sortcriterion_p.h>
#include <Qt3DRenderer/private/rendernodefunctor_p.h>
#include <Qt3DRenderer/private/framegraphnode_p.h>
#include <Qt3DCore/qentity.h>
#include <Qt3DCore/qtransform.h>
#include <Qt3DCore/nodevisitor.h>
#include <Qt3DCore/qscenepropertychange.h>
#include <loadmeshdatajob.h>
#include <updateworldtransformjob.h>
#include <updateboundingvolumejob.h>
#include <Qt3DCore/qnode.h>
#include <Qt3DCore/private/qaspectmanager_p.h>
#include <QDebug>
#include <QThread>
#include <QWindow>
QT_BEGIN_NAMESPACE
namespace Qt3D {
QRenderAspect::QRenderAspect(QObject *parent)
: QAbstractAspect(QAbstractAspect::AspectRenderer, parent)
, m_renderer(new Render::Renderer())
{
// Won't return until the private RenderThread in Renderer has been created
// The Renderer is set to wait the surface with a wait condition
// Threads modifying the Renderer should be synchronized using the Renderer's mutex
registerBackendType<QEntity>(QBackendNodeFunctorPtr(new Render::RenderEntityFunctor(m_renderer)));
registerBackendType<QTransform>(QBackendNodeFunctorPtr(new Render::RenderNodeFunctor<Render::RenderTransform, Render::TransformManager>(m_renderer->transformManager())));
registerBackendType<QMaterial>(QBackendNodeFunctorPtr(new Render::RenderNodeFunctor<Render::RenderMaterial, Render::MaterialManager>(m_renderer->materialManager())));
registerBackendType<QTechnique>(QBackendNodeFunctorPtr(new Render::RenderNodeFunctor<Render::RenderTechnique, Render::TechniqueManager>(m_renderer->techniqueManager())));
registerBackendType<QTexture>(QBackendNodeFunctorPtr(new Render::RenderNodeFunctor<Render::RenderTexture, Render::TextureManager>(m_renderer->textureManager())));
registerBackendType<QShaderProgram>(QBackendNodeFunctorPtr(new Render::RenderNodeFunctor<Render::RenderShader, Render::ShaderManager>(m_renderer->shaderManager())));
registerBackendType<QEffect>(QBackendNodeFunctorPtr(new Render::RenderNodeFunctor<Render::RenderEffect, Render::EffectManager>(m_renderer->effectManager())));
registerBackendType<QAnnotation>(QBackendNodeFunctorPtr(new Render::RenderNodeFunctor<Render::RenderAnnotation, Render::CriterionManager>(m_renderer->criterionManager())));
registerBackendType<QCameraLens>(QBackendNodeFunctorPtr(new Render::RenderNodeFunctor<Render::RenderCameraLens, Render::CameraManager>(m_renderer->cameraManager())));
registerBackendType<QAbstractLight>(QBackendNodeFunctorPtr(new Render::RenderNodeFunctor<Render::RenderLight, Render::LightManager>(m_renderer->lightManager())));
registerBackendType<QLayer>(QBackendNodeFunctorPtr(new Render::RenderNodeFunctor<Render::RenderLayer, Render::LayerManager>(m_renderer->layerManager())));
registerBackendType<QAbstractMesh>(QBackendNodeFunctorPtr(new Render::RenderMeshCreatorFunctor(m_renderer->meshManager(), m_renderer->meshDataManager())));
registerBackendType<QRenderPass>(QBackendNodeFunctorPtr(new Render::RenderNodeFunctor<Render::RenderRenderPass, Render::RenderPassManager>(m_renderer->renderPassManager())));
registerBackendType<Render::QAbstractSceneLoader>(QBackendNodeFunctorPtr(new Render::RenderSceneFunctor(m_renderer->sceneManager())));
registerBackendType<QRenderTarget>(QBackendNodeFunctorPtr(new Render::RenderNodeFunctor<Render::RenderTarget, Render::RenderTargetManager>(m_renderer->renderTargetManager())));
registerBackendType<QRenderAttachment>(QBackendNodeFunctorPtr(new Render::RenderNodeFunctor<Render::RenderAttachment, Render::AttachmentManager>(m_renderer->attachmentManager())));
registerBackendType<QSortCriterion>(QBackendNodeFunctorPtr(new Render::RenderNodeFunctor<Render::SortCriterion, Render::SortCriterionManager>(m_renderer->sortCriterionManager())));
registerBackendType<QClearBuffer>(QBackendNodeFunctorPtr(new Render::FrameGraphNodeFunctor<Render::ClearBuffer, QClearBuffer>(m_renderer->frameGraphManager())));
registerBackendType<QTechniqueFilter>(QBackendNodeFunctorPtr(new Render::FrameGraphNodeFunctor<Render::TechniqueFilter, QTechniqueFilter>(m_renderer->frameGraphManager())));
registerBackendType<QViewport>(QBackendNodeFunctorPtr(new Render::FrameGraphNodeFunctor<Render::ViewportNode, QViewport>(m_renderer->frameGraphManager())));
registerBackendType<QRenderPassFilter>(QBackendNodeFunctorPtr(new Render::FrameGraphNodeFunctor<Render::RenderPassFilter, QRenderPassFilter>(m_renderer->frameGraphManager())));
registerBackendType<QCameraSelector>(QBackendNodeFunctorPtr(new Render::FrameGraphNodeFunctor<Render::CameraSelector, QCameraSelector>(m_renderer->frameGraphManager())));
registerBackendType<QRenderTargetSelector>(QBackendNodeFunctorPtr(new Render::FrameGraphNodeFunctor<Render::RenderTargetSelector, QRenderTargetSelector>(m_renderer->frameGraphManager())));
registerBackendType<QLayerFilter>(QBackendNodeFunctorPtr(new Render::FrameGraphNodeFunctor<Render::LayerFilterNode, QLayerFilter>(m_renderer->frameGraphManager())));
registerBackendType<QSortMethod>(QBackendNodeFunctorPtr(new Render::FrameGraphNodeFunctor<Render::SortMethod, QSortMethod>(m_renderer->frameGraphManager())));
registerBackendType<QFrameGraph>(QBackendNodeFunctorPtr(new Render::FrameGraphComponentFunctor(m_renderer)));
registerBackendType<QParameter>(QBackendNodeFunctorPtr(new Render::RenderNodeFunctor<Render::RenderParameter, Render::ParameterManager>(m_renderer->parameterManager())));
}
QVector<QAspectJobPtr> QRenderAspect::jobsToExecute()
{
// Create jobs that will get exectued by the threadpool
QVector<QAspectJobPtr> jobs;
// Create jobs to load in any meshes that are pending
if (m_renderer != Q_NULLPTR) {
QHash<QUuid, QAbstractMeshFunctorPtr> meshSources = m_renderer->meshDataManager()->meshesPending();
Q_FOREACH (const QUuid &meshId, meshSources.keys()) {
Render::LoadMeshDataJobPtr loadMeshJob(new Render::LoadMeshDataJob(meshSources[meshId], meshId));
loadMeshJob->setRenderer(m_renderer);
jobs.append(loadMeshJob);
}
// TO DO: Have 2 jobs queue
// One for urgent jobs that are mandatory for the rendering of a frame
// Another for jobs that can span across multiple frames (Scene/Mesh loading)
QVector<Render::LoadSceneJobPtr> sceneJobs = m_renderer->sceneManager()->pendingSceneLoaderJobs();
Q_FOREACH (Render::LoadSceneJobPtr job, sceneJobs) {
job->setRenderer(m_renderer);
jobs.append(job);
}
// Create jobs to update transforms and bounding volumes
Render::UpdateWorldTransformJobPtr worldTransformJob(new Render::UpdateWorldTransformJob(m_renderer->renderSceneRoot()));
Render::UpdateBoundingVolumeJobPtr boundingVolumeJob(new Render::UpdateBoundingVolumeJob(m_renderer->renderSceneRoot()));
// 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<QAspectJobPtr> renderBinJobs = m_renderer->createRenderBinJobs();
// TODO: Add wrapper around ThreadWeaver::Collection
for (int i = 0; i < renderBinJobs.size(); ++i) {
QAspectJobPtr renderBinJob = renderBinJobs.at(i);
renderBinJob->addDependency(boundingVolumeJob);
jobs.append(renderBinJob);
}
}
return jobs;
}
void QRenderAspect::sceneNodeAdded(QSceneChangePtr &e)
{
QScenePropertyChangePtr propertyChange = e.staticCast<QScenePropertyChange>();
QNodePtr nodePtr = propertyChange->value().value<QNodePtr>();
QNode *n = nodePtr.data();
NodeVisitor visitor;
visitor.traverse(n, this, &QRenderAspect::visitNode, &QRenderAspect::visitNode);
}
void QRenderAspect::sceneNodeRemoved(QSceneChangePtr &e)
{
QScenePropertyChangePtr propertyChange = e.staticCast<QScenePropertyChange>();
QNodePtr nodePtr = propertyChange->value().value<QNodePtr>();
QNode *n = nodePtr.data();
QAbstractAspect::clearBackendNode(n);
}
void QRenderAspect::setRootEntity(QEntity *rootObject)
{
// setSceneGraphRoot is synchronized using the Renderer's mutex
NodeVisitor visitor;
visitor.traverse(rootObject, this, &QRenderAspect::visitNode, &QRenderAspect::visitNode);
m_renderer->setSceneGraphRoot(m_renderer->renderNodesManager()->lookupResource(rootObject->uuid()));
}
void QRenderAspect::onInitialize(QSurface *surface)
{
m_renderer->setQRenderAspect(this);
m_renderer->createAllocators();
// setSurface is synchronized using the Renderer's mutex
m_renderer->setSurface(surface);
}
void QRenderAspect::onCleanup()
{
delete m_renderer;
//Render::Renderer *renderer = m_renderThread->renderer();
//QMetaObject::invokeMethod(renderer, "cleanup");
}
void QRenderAspect::visitNode(QNode *node)
{
QAbstractAspect::createBackendNode(node);
}
} // Qt3D
QT_END_NAMESPACE
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