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/****************************************************************************
**
** Copyright (C) 2014 Klaralvdalens Datakonsult AB (KDAB).
** Copyright (C) 2016 The Qt Company Ltd and/or its subsidiary(-ies).
** 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_ENTITY_H
#define QT3DRENDER_RENDER_ENTITY_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 <Qt3DRender/private/backendnode_p.h>
#include <Qt3DRender/private/renderer_p.h>
#include <Qt3DRender/private/handle_types_p.h>
#include <Qt3DCore/qnodecreatedchange.h>
#include <Qt3DCore/private/qentity_p.h>
#include <Qt3DCore/private/qhandle_p.h>
#include <QVector>
QT_BEGIN_NAMESPACE
class QMatrix4x4;
namespace Qt3DCore {
class QNode;
class QEntity;
class QComponent;
}
namespace Qt3DRender {
class QRenderAspect;
namespace Render {
class Sphere;
class Renderer;
class NodeManagers;
class Q_AUTOTEST_EXPORT Entity : public BackendNode
{
public:
Entity();
~Entity();
void cleanup();
void setParentHandle(HEntity parentHandle);
void setNodeManagers(NodeManagers *manager);
void sceneChangeEvent(const Qt3DCore::QSceneChangePtr &e) Q_DECL_OVERRIDE;
void updateFromPeer(Qt3DCore::QNode *peer) Q_DECL_OVERRIDE;
void dump() const;
void setHandle(HEntity handle);
HEntity handle() const { return m_handle; }
Entity *parent() const;
HEntity parentHandle() const { return m_parentHandle; }
void appendChildHandle(HEntity childHandle);
void removeChildHandle(HEntity childHandle);
QVector<HEntity> childrenHandles() const { return m_childrenHandles; }
QVector<Entity *> children() const;
bool hasChildren() const { return !m_childrenHandles.empty(); }
QMatrix4x4 *worldTransform();
const QMatrix4x4 *worldTransform() const;
Sphere *localBoundingVolume() const { return m_localBoundingVolume.data(); }
Sphere *worldBoundingVolume() const { return m_worldBoundingVolume.data(); }
Sphere *worldBoundingVolumeWithChildren() const { return m_worldBoundingVolumeWithChildren.data(); }
void addComponent(Qt3DCore::QComponent *component);
void addComponent(Qt3DCore::QNodeIdTypePair idAndType);
void removeComponent(Qt3DCore::QNodeId nodeId);
bool isBoundingVolumeDirty() const;
void unsetBoundingVolumeDirty();
template<class Backend, uint INDEXBITS>
Qt3DCore::QHandle<Backend, INDEXBITS> componentHandle() const
{
return Qt3DCore::QHandle<Backend, INDEXBITS>();
}
template<class Backend, uint INDEXBITS>
QList<Qt3DCore::QHandle<Backend, INDEXBITS> > componentsHandle() const
{
return QList<Qt3DCore::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>
Qt3DCore::QNodeId componentUuid() const
{
return Qt3DCore::QNodeId();
}
template<class Backend>
QVector<Qt3DCore::QNodeId> componentsUuid() const
{
return QVector<Qt3DCore::QNodeId>();
}
private:
void initializeFromPeer(const Qt3DCore::QNodeCreatedChangeBasePtr &change) Q_DECL_FINAL;
NodeManagers *m_nodeManagers;
HEntity m_handle;
HEntity m_parentHandle;
QVector<HEntity > m_childrenHandles;
HMatrix m_worldTransform;
QSharedPointer<Sphere> m_localBoundingVolume;
QSharedPointer<Sphere> m_worldBoundingVolume;
QSharedPointer<Sphere> m_worldBoundingVolumeWithChildren;
// Handles to Components
Qt3DCore::QNodeId m_transformComponent;
Qt3DCore::QNodeId m_materialComponent;
Qt3DCore::QNodeId m_cameraComponent;
QVector<Qt3DCore::QNodeId> m_layerComponents;
QVector<Qt3DCore::QNodeId> m_shaderDataComponents;
QVector<Qt3DCore::QNodeId> m_lightComponents;
Qt3DCore::QNodeId m_geometryRendererComponent;
Qt3DCore::QNodeId m_objectPickerComponent;
Qt3DCore::QNodeId m_boundingVolumeDebugComponent;
Qt3DCore::QNodeId m_computeComponent;
QString m_objectName;
bool m_boundingDirty;
};
// Handles
template<>
HMaterial Entity::componentHandle<Material>() const;
template<>
HCamera Entity::componentHandle<CameraLens>() const;
template<>
HTransform Entity::componentHandle<Transform>() const;
template<>
Q_AUTOTEST_EXPORT HGeometryRenderer Entity::componentHandle<GeometryRenderer>() const;
template<>
Q_AUTOTEST_EXPORT HObjectPicker Entity::componentHandle<ObjectPicker>() const;
template<>
QList<HLayer> Entity::componentsHandle<Layer>() const;
template<>
QList<HShaderData> Entity::componentsHandle<ShaderData>() const;
//template<>
//Q_AUTOTEST_EXPORT HBoundingVolumeDebug Entity::componentHandle<BoundingVolumeDebug>() const;
template<>
QList<HLight> Entity::componentsHandle<Light>() const;
template<>
Q_AUTOTEST_EXPORT HComputeCommand Entity::componentHandle<ComputeCommand>() const;
// Render components
template<>
Material *Entity::renderComponent<Material>() const;
template<>
CameraLens *Entity::renderComponent<CameraLens>() const;
template<>
Transform *Entity::renderComponent<Transform>() const;
template<>
Q_AUTOTEST_EXPORT GeometryRenderer *Entity::renderComponent<GeometryRenderer>() const;
template<>
Q_AUTOTEST_EXPORT ObjectPicker *Entity::renderComponent<ObjectPicker>() const;
template<>
QList<Layer *> Entity::renderComponents<Layer>() const;
template<>
QList<ShaderData *> Entity::renderComponents<ShaderData>() const;
//template<>
//Q_AUTOTEST_EXPORT BoundingVolumeDebug *Entity::renderComponent<BoundingVolumeDebug>() const;
template<>
QList<Light *> Entity::renderComponents<Light>() const;
template<>
Q_AUTOTEST_EXPORT ComputeCommand *Entity::renderComponent<ComputeCommand>() const;
// UUid
template<>
Q_AUTOTEST_EXPORT Qt3DCore::QNodeId Entity::componentUuid<Transform>() const;
template<>
Q_AUTOTEST_EXPORT Qt3DCore::QNodeId Entity::componentUuid<CameraLens>() const;
template<>
Q_AUTOTEST_EXPORT Qt3DCore::QNodeId Entity::componentUuid<Material>() const;
template<>
Q_AUTOTEST_EXPORT QVector<Qt3DCore::QNodeId> Entity::componentsUuid<Layer>() const;
template<>
Q_AUTOTEST_EXPORT QVector<Qt3DCore::QNodeId> Entity::componentsUuid<ShaderData>() const;
template<>
Q_AUTOTEST_EXPORT Qt3DCore::QNodeId Entity::componentUuid<GeometryRenderer>() const;
template<>
Q_AUTOTEST_EXPORT Qt3DCore::QNodeId Entity::componentUuid<ObjectPicker>() const;
//template<>
//Q_AUTOTEST_EXPORT Qt3DCore::QNodeId Entity::componentUuid<BoundingVolumeDebug>() const;
template<>
Q_AUTOTEST_EXPORT Qt3DCore::QNodeId Entity::componentUuid<ComputeCommand>() const;
template<>
Q_AUTOTEST_EXPORT QVector<Qt3DCore::QNodeId> Entity::componentsUuid<Light>() const;
class RenderEntityFunctor : public Qt3DCore::QBackendNodeMapper
{
public:
explicit RenderEntityFunctor(AbstractRenderer *renderer, NodeManagers *manager);
Qt3DCore::QBackendNode *create(Qt3DCore::QNode *frontend) const Q_DECL_OVERRIDE;
Qt3DCore::QBackendNode *create(const Qt3DCore::QNodeCreatedChangeBasePtr &change) const Q_DECL_OVERRIDE;
Qt3DCore::QBackendNode *get(Qt3DCore::QNodeId id) const Q_DECL_OVERRIDE;
void destroy(Qt3DCore::QNodeId id) const Q_DECL_OVERRIDE;
private:
NodeManagers *m_nodeManagers;
AbstractRenderer *m_renderer;
};
} // namespace Render
} // namespace Qt3DRender
QT_END_NAMESPACE
#endif // QT3DRENDER_RENDER_ENTITY_H
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