RenderState.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 RENDERSTATE_H_6014714286
#define RENDERSTATE_H_6014714286
 
#include <Carna/Carna.h>
#include <Carna/base/noncopyable.h>
#include <memory>
 
namespace Carna
{
 
namespace base
{
 
 
 
// ----------------------------------------------------------------------------------
// RenderState
// ----------------------------------------------------------------------------------
 
class CARNA_LIB RenderState
{
 
    NON_COPYABLE
 
    struct Details;
    const std::unique_ptr< Details > pimpl;
 
protected:
 
    friend class GLContext;
 
    explicit RenderState( GLContext& glContext );
 
    void commit() const;
 
public:
 
    enum CullFace
    {
 
        cullNone,
        
        cullBack,
        
        cullFront
 
    }; // CullFace
 
    RenderState();
 
    ~RenderState();
 
    void setDepthTest( bool dt );
 
    void setDepthWrite( bool dw );
 
    void setDepthTestFunction( int dtf );
 
    void setBlend( bool b );
 
    void setBlendFunction( const BlendFunction& bf );
 
    void setBlendEquation( int be );
 
    void setCullFace( CullFace cf );
 
    void setFrontFace( bool ccw );
    
    void setPointSize( float pointSize );
 
private:
 
    void commitDepthTest() const;
 
    void commitDepthWrite() const;
 
    void commitDepthTestFunction() const;
 
    void commitBlend() const;
 
    void commitBlendFunction() const;
 
    void commitBlendEquation() const;
 
    void commitCullFace() const;
 
    void commitFrontFace() const;
    
    void commitPointSize() const;
 
}; // RenderState
 
 
 
}  // namespace Carna :: base
 
}  // namespace Carna
 
#endif // RENDERSTATE_H_6014714286