RenderStage.h

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/*
 *  Copyright (C) 2010 - 2015 Leonid Kostrykin
 *
 *  Chair of Medical Engineering (mediTEC)
 *  RWTH Aachen University
 *  Pauwelsstr. 20
 *  52074 Aachen
 *  Germany
 *
 */

#ifndef RENDERSTAGE_H_6014714286
#define RENDERSTAGE_H_6014714286

#include <Carna/Carna.h>
#include <Carna/base/noncopyable.h>
#include <Carna/base/math.h>

namespace Carna
{

namespace base
{



// ----------------------------------------------------------------------------------
// RenderStage
// ----------------------------------------------------------------------------------

class CARNA_LIB RenderStage
{

    NON_COPYABLE

    struct Details;
    const std::unique_ptr< Details > pimpl;

public:

    RenderStage();

    virtual ~RenderStage();
    
    virtual RenderStage* clone() const = 0;
    
    void setViewTransformFixed( bool viewTransformFixed );
    
    bool isViewTransformFixed() const;
    
    virtual void reshape( FrameRenderer& fr, unsigned int width, unsigned int height );
    
    bool isInitialized() const;
    
    virtual void prepareFrame( Node& root );

    virtual void renderPass( const math::Matrix4f& viewTransform, RenderTask& rt, const Viewport& vp ) = 0;
    
    bool isEnabled() const;
    
    void setEnabled( bool );
    
    base::FrameRenderer& renderer();
    
    const base::FrameRenderer& renderer() const;
    
    void addRenderStageListener( RenderStageListener& listener );
    
    void removeRenderStageListener( RenderStageListener& listener );

}; // RenderStage



}  // namespace Carna :: base

}  // namespace Carna

#endif // RENDERSTAGE_H_6014714286