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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_RENDERTECHNIQUE_H
#define QT3D_RENDER_RENDERTECHNIQUE_H
#include <QVector>
#include <QStringList>
#include <Qt3DCore/qchangearbiter.h>
QT_BEGIN_NAMESPACE
namespace Qt3D {
class Technique;
class Parameter;
namespace Render {
class RenderBin;
class DrawStateSet;
class RenderShader;
class Renderer;
class RenderTechnique : public QObserverInterface
{
public:
RenderTechnique();
void setRenderer(Renderer *renderer);
void setPeer(Technique* peer);
Technique *peer() const;
unsigned int passCount() const;
void setShaderForPass(unsigned int pass, RenderShader* s);
RenderShader* shaderForPass(unsigned int pass);
void setBinForPass(unsigned int pas, RenderBin* bin);
RenderBin* binForPass(unsigned int pass) const;
DrawStateSet* stateSetForPass(unsigned int pass) const;
QString glslNameForMeshAttribute(unsigned int pass, QString meshAttributeName);
QStringList glslNamesForUniformParameter(QString pName) const;
// FIXME using front-end classes here, not ideal
Parameter* parameterByName(QString name) const;
void sceneChangeEvent(const QSceneChangePtr &e);
private:
Renderer *m_renderer;
Technique* m_peer;
unsigned int m_passCount;
// really need more than just the shader here, i.e other
// technique state
QVector<RenderShader*> m_passShader;
QVector<RenderBin*> m_passBin;
// QHash<QString, RenderShader*> m_passShader;
};
} // namespace Render
} // namespace Qt3D
QT_END_NAMESPACE
#endif // QT3D_RENDER_RENDERTECHNIQUE_H
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