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/****************************************************************************
**
** Copyright (C) 2016 Klaralvdalens Datakonsult AB (KDAB).
** Contact: https://www.qt.io/licensing/
**
** 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 The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://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.LGPL3 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-3.0.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 (at your option) the GNU General
** Public license version 3 or any later version approved by the KDE Free
** Qt Foundation. The licenses are as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-2.0.html and
** https://www.gnu.org/licenses/gpl-3.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QT3DRENDER_RENDER_RENDERVIEWBUILDER_H
#define QT3DRENDER_RENDER_RENDERVIEWBUILDER_H
//
// W A R N I N G
// -------------
//
// This file is not part of the Qt API. It exists for the convenience
// of other Qt classes. This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.
//
#include <functional>
#include <Qt3DCore/qaspectjob.h>
#include <Qt3DRender/private/filterentitybycomponentjob_p.h>
#include <Qt3DRender/private/filterlayerentityjob_p.h>
#include <Qt3DRender/private/genericlambdajob_p.h>
#include <Qt3DRender/private/materialparametergathererjob_p.h>
#include <Qt3DRender/private/nodemanagers_p.h>
#include <Qt3DRender/private/renderviewbuilderjob_p.h>
#include <Qt3DRender/private/renderview_p.h>
#include <Qt3DRender/private/frustumcullingjob_p.h>
#include <Qt3DRender/private/lightgatherer_p.h>
#include <Qt3DRender/private/filterproximitydistancejob_p.h>
QT_BEGIN_NAMESPACE
namespace Qt3DRender {
namespace Render {
class Renderer;
using SynchronizerJobPtr = GenericLambdaJobPtr<std::function<void()>>;
using ComputableEntityFilterPtr = FilterEntityByComponentJobPtr<Render::ComputeCommand, Render::Material>;
using RenderableEntityFilterPtr = FilterEntityByComponentJobPtr<Render::GeometryRenderer, Render::Material>;
class Q_AUTOTEST_EXPORT RenderViewBuilder
{
public:
explicit RenderViewBuilder(Render::FrameGraphNode *leafNode, int renderViewIndex, Renderer *renderer);
RenderViewInitializerJobPtr renderViewJob() const;
FilterLayerEntityJobPtr filterEntityByLayerJob() const;
LightGathererPtr lightGathererJob() const;
RenderableEntityFilterPtr renderableEntityFilterJob() const;
ComputableEntityFilterPtr computableEntityFilterJob() const;
FrustumCullingJobPtr frustumCullingJob() const;
QVector<RenderViewBuilderJobPtr> renderViewBuilderJobs() const;
QVector<MaterialParameterGathererJobPtr> materialGathererJobs() const;
SynchronizerJobPtr syncRenderViewInitializationJob() const;
SynchronizerJobPtr syncFrustumCullingJob() const;
SynchronizerJobPtr syncRenderCommandBuildingJob() const;
SynchronizerJobPtr syncRenderViewCommandBuildersJob() const;
SynchronizerJobPtr setClearDrawBufferIndexJob() const;
SynchronizerJobPtr syncFilterEntityByLayerJob() const;
FilterProximityDistanceJobPtr filterProximityJob() const;
SynchronizerJobPtr syncMaterialGathererJob() const;
void prepareJobs();
QVector<Qt3DCore::QAspectJobPtr> buildJobHierachy() const;
Renderer *renderer() const;
int renderViewIndex() const;
void setLayerCacheNeedsToBeRebuilt(bool needsToBeRebuilt);
bool layerCacheNeedsToBeRebuilt() const;
void setMaterialGathererCacheNeedsToBeRebuilt(bool needsToBeRebuilt);
bool materialGathererCacheNeedsToBeRebuilt() const;
void setRenderableCacheNeedsToBeRebuilt(bool needsToBeRebuilt);
bool renderableCacheNeedsToBeRebuilt() const;
void setComputableCacheNeedsToBeRebuilt(bool needsToBeRebuilt);
bool computableCacheNeedsToBeRebuilt() const;
void setLightGathererCacheNeedsToBeRebuilt(bool needsToBeRebuilt);
bool lightGathererCacheNeedsToBeRebuilt() const;
static int optimalJobCount();
static QVector<Entity *> entitiesInSubset(const QVector<Entity *> &entities, const QVector<Entity *> &subset);
private:
Render::FrameGraphNode *m_leafNode;
const int m_renderViewIndex;
Renderer *m_renderer;
bool m_layerCacheNeedsToBeRebuilt;
bool m_materialGathererCacheNeedsToBeRebuilt;
bool m_lightsCacheNeedsToBeRebuilt;
bool m_renderableCacheNeedsToBeRebuilt;
bool m_computableCacheNeedsToBeRebuilt;
RenderViewInitializerJobPtr m_renderViewJob;
FilterLayerEntityJobPtr m_filterEntityByLayerJob;
LightGathererPtr m_lightGathererJob;
RenderableEntityFilterPtr m_renderableEntityFilterJob;
ComputableEntityFilterPtr m_computableEntityFilterJob;
FrustumCullingJobPtr m_frustumCullingJob;
QVector<RenderViewBuilderJobPtr> m_renderViewBuilderJobs;
QVector<MaterialParameterGathererJobPtr> m_materialGathererJobs;
SynchronizerJobPtr m_syncRenderViewInitializationJob;
SynchronizerJobPtr m_syncFrustumCullingJob;
SynchronizerJobPtr m_syncRenderCommandBuildingJob;
SynchronizerJobPtr m_syncRenderViewCommandBuildersJob;
SynchronizerJobPtr m_setClearDrawBufferIndexJob;
SynchronizerJobPtr m_syncFilterEntityByLayerJob;
SynchronizerJobPtr m_syncMaterialGathererJob;
FilterProximityDistanceJobPtr m_filterProximityJob;
SynchronizerJobPtr m_cacheRenderableEntitiesJob;
SynchronizerJobPtr m_cacheComputableEntitiesJob;
SynchronizerJobPtr m_cacheLightsJob;
static const int m_optimalParallelJobCount;
};
} // Render
} // Qt3DRender
QT_END_NAMESPACE
#endif // QT3DRENDER_RENDER_RENDERVIEWBUILDER_H
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