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/****************************************************************************
**
** Copyright (C) 2014 Klaralvdalens Datakonsult AB (KDAB).
** Copyright (C) 2015 The Qt Company Ltd and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** 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.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QT3D_RENDER_RENDERNODE_H
#define QT3D_RENDER_RENDERNODE_H
#include <Qt3DRenderer/private/renderer_p.h>
#include <Qt3DRenderer/private/handle_types_p.h>
#include <Qt3DCore/qbackendnode.h>
#include <Qt3DCore/qnodeid.h>
#include <Qt3DCore/qhandle.h>
#include <QVector>
QT_BEGIN_NAMESPACE
class QMatrix4x4;
namespace Qt3D {
class QRenderAspect;
class Sphere;
class QNode;
class QEntity;
class QComponent;
namespace Render {
class Renderer;
class Q_AUTOTEST_EXPORT RenderEntity : public QBackendNode
{
public:
RenderEntity();
~RenderEntity();
void cleanup();
void setParentHandle(HEntity parentHandle);
void setRenderer(Renderer *renderer);
void sceneChangeEvent(const QSceneChangePtr &e) Q_DECL_OVERRIDE;
void updateFromPeer(QNode *peer) Q_DECL_OVERRIDE;
void dump() const;
void setHandle(HEntity handle);
HEntity handle() const { return m_handle; }
RenderEntity *parent() const;
HEntity parentHandle() const { return m_parentHandle; }
void appendChildHandle(HEntity childHandle);
void removeChildHandle(HEntity childHandle);
QVector<HEntity> childrenHandles() const { return m_childrenHandles; }
QVector<RenderEntity *> children() const;
QMatrix4x4 *worldTransform();
const QMatrix4x4 *worldTransform() const;
Sphere *localBoundingVolume() { return m_localBoundingVolume; }
Sphere *worldBoundingVolume() { return m_worldBoundingVolume; }
void addComponent(QComponent *component);
void removeComponent(const QNodeId &nodeId);
template<class Backend, uint INDEXBITS>
QHandle<Backend, INDEXBITS> componentHandle() const
{
return QHandle<Backend, INDEXBITS>();
}
template<class Backend, uint INDEXBITS>
QList<QHandle<Backend, INDEXBITS> > componentsHandle() const
{
return QList<QHandle<Backend, INDEXBITS> >();
}
template<class Backend>
Backend *renderComponent() const
{
return Q_NULLPTR;
}
template<class Backend>
QList<Backend *> renderComponents() const
{
return QList<Backend *>();
}
template<class Backend>
QNodeId componentUuid() const
{
return QNodeId();
}
template<class Backend>
QList<QNodeId> componentsUuid() const
{
return QList<QNodeId>();
}
private:
template<class Frontend, class Backend, class Manager>
void createRenderComponentHelper(Frontend *frontend, Manager *manager)
{
// We index using the Frontend id
if (!manager->contains(frontend->id())) {
Backend *backend = manager->getOrCreateResource(frontend->id());
backend->setRenderer(m_renderer);
backend->setPeer(frontend);
}
}
Renderer *m_renderer;
HEntity m_handle;
HEntity m_parentHandle;
QVector<HEntity > m_childrenHandles;
HMatrix m_worldTransform;
Sphere *m_localBoundingVolume;
Sphere *m_worldBoundingVolume;
// Handles to Components
QNodeId m_transformComponent;
QNodeId m_meshComponent;
QNodeId m_materialComponent;
QNodeId m_cameraComponent;
QList<QNodeId> m_layerComponents;
QList<QNodeId> m_shaderDataComponents;
QString m_objectName;
};
template<>
HMesh RenderEntity::componentHandle<RenderMesh>() const;
template<>
RenderMesh *RenderEntity::renderComponent<RenderMesh>() const;
template<>
HMaterial RenderEntity::componentHandle<RenderMaterial>() const;
template<>
RenderMaterial *RenderEntity::renderComponent<RenderMaterial>() const;
template<>
HCamera RenderEntity::componentHandle<RenderCameraLens>() const;
template<>
RenderCameraLens *RenderEntity::renderComponent<RenderCameraLens>() const;
template<>
HTransform RenderEntity::componentHandle<RenderTransform>() const;
template<>
RenderTransform *RenderEntity::renderComponent<RenderTransform>() const;
template<>
Q_AUTOTEST_EXPORT QNodeId RenderEntity::componentUuid<RenderTransform>() const;
template<>
Q_AUTOTEST_EXPORT QNodeId RenderEntity::componentUuid<RenderCameraLens>() const;
template<>
Q_AUTOTEST_EXPORT QNodeId RenderEntity::componentUuid<RenderMaterial>() const;
template<>
Q_AUTOTEST_EXPORT QNodeId RenderEntity::componentUuid<RenderMesh>() const;
template<>
QList<HLayer> RenderEntity::componentsHandle<RenderLayer>() const;
template<>
QList<RenderLayer *> RenderEntity::renderComponents<RenderLayer>() const;
template<>
Q_AUTOTEST_EXPORT QList<QNodeId> RenderEntity::componentsUuid<RenderLayer>() const;
template<>
QList<HShaderData> RenderEntity::componentsHandle<RenderShaderData>() const;
template<>
QList<RenderShaderData *> RenderEntity::renderComponents<RenderShaderData>() const;
template<>
Q_AUTOTEST_EXPORT QList<QNodeId> RenderEntity::componentsUuid<RenderShaderData>() const;
class RenderEntityFunctor : public QBackendNodeFunctor
{
public:
explicit RenderEntityFunctor(Renderer *renderer);
QBackendNode *create(QNode *frontend, const QBackendNodeFactory *factory) const Q_DECL_OVERRIDE;
QBackendNode *get(const QNodeId &id) const Q_DECL_OVERRIDE;
void destroy(const QNodeId &id) const Q_DECL_OVERRIDE;
private:
Renderer *m_renderer;
};
} // namespace Render
} // namespace Qt3D
QT_END_NAMESPACE
#endif // QT3D_RENDER_RENDERNODE_H
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