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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.
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QT3D_RENDER_RENDERER_H
#define QT3D_RENDER_RENDERER_H
#include <technique.h>
#include <QHash>
#include <QMatrix4x4>
#include <QObject>
#include <QTimer>
#include <QOpenGLShaderProgram>
#include <QOpenGLVertexArrayObject>
#include <QOpenGLBuffer>
class QSurface;
namespace Qt3D {
class Camera;
class Entity;
class RenderBin;
class Material;
class RenderMaterial;
class RenderTechnique;
class ShaderProgram;
class RenderShader;
class Mesh;
class RenderPass;
class QGraphicsContext;
class RenderCamera;
class Drawable;
class RenderTextureProvider;
class Shape;
class RendererAspect;
namespace Render {
class FrameGraphNode;
class RenderNode;
class MeshManager;
class Renderer : public QObject
{
Q_OBJECT
public:
Renderer();
~Renderer();
void setRendererAspect(RendererAspect *rendererAspect) { m_rendererAspect = rendererAspect; }
RendererAspect *rendererAspect() const { return m_rendererAspect; }
void setFrameGraphRoot(FrameGraphNode *fgRoot);
FrameGraphNode *frameGraphRoot() const;
void setSceneObject(Qt3D::Node *obj);
void setSceneGraphRoot(Qt3D::Node *sgRoot);
Qt3D::Node *sceneGraphRoot() const;
RenderNode *renderSceneRoot() const { return m_renderSceneRoot; }
void setCamera(Camera* cam);
void render();
void doRender();
MeshManager *meshManager() const { return m_meshManager; }
// temporary!
RenderTechnique* techniqueForMaterial(Material* mat);
void buildMeshes(Mesh *mesh, Material *mat, const QMatrix4x4& mm);
void buildShape(Shape *shape, Material *mat, const QMatrix4x4 &mm);
void foundCamera(Camera* cam, const QMatrix4x4& mm);
Q_INVOKABLE void setSurface(QSurface *s);
void setDefaultTechnique(Technique* t);
void setDefaultMaterial(Material* mat);
protected:
Q_INVOKABLE void initialize();
private slots:
void onFrame();
private:
RendererAspect *m_rendererAspect;
// Frame graph root
FrameGraphNode *m_frameGraphRoot;
Qt3D::Node *m_sceneGraphRoot;
RenderNode *m_renderSceneRoot;
Camera *m_camera;
RenderCamera* m_renderCamera;
QHash<Material*, RenderMaterial*> m_materialHash;
QHash<Technique *, RenderTechnique*> m_techniqueHash;
QHash<ShaderProgram*, RenderShader*> m_shaderHash;
RenderBin *getOrCreateBinForPass(Technique *t, RenderPass *p);
RenderTechnique *createTechnique(Technique *tech);
RenderShader *getOrCreateShader(ShaderProgram *sp);
RenderMaterial *getOrCreateMaterial(Material *mat);
Material* m_defaultMaterial;
Technique* m_defaultTechnique;
QGraphicsContext* m_graphicsContext;
RenderBin* m_temporaryAllBin;
RenderTextureProvider* m_textureProvider;
MeshManager *m_meshManager;
QTimer* m_frameTimer;
/// list of drawables to be initialized next frame
QList<Drawable*> m_initList;
void buildDefaultMaterial();
void buildDefaultTechnique();
};
} // namespace Render
} // namespace Qt3D
#endif // QT3D_RENDER_RENDERER_H
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