moShaderCG.h

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/*******************************************************************************

                              moShaderCG.h

  ****************************************************************************
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  *   This source is free software; you can redistribute it and/or modify    *
  *   it under the terms of the GNU General Public License as published by   *
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  ****************************************************************************

  Copyright (C) 2006 Fabricio Costa

  Authors:
  Fabricio Costa


  Description:
  Class for Cg shaders.

*******************************************************************************/

#ifndef __MO_SHADER_CG_H__
#define __MO_SHADER_CG_H__

#include "moShader.h"

#ifdef SHADER_CG

#ifdef MO_MACOSX
    #include <cg.h>
    #include <cgGL.h>
#else
    #include <Cg/cg.h>
    #include <Cg/cgGL.h>
#endif

class LIBMOLDEO_API moShaderCG : public moShader
{
public:
    moShaderCG();
    ~moShaderCG();

    virtual MOboolean Init();
    virtual MOboolean Finish();

    virtual void CreateVertShader(moText vert_source);
    virtual void CreateFragShader(moText frag_source);
    virtual void CreateShader(moText vert_source, moText frag_source);
    virtual void LoadVertShader(moText vert_filename);
    virtual void LoadFragShader(moText frag_filename);
    virtual void LoadShader(moText vert_filename, moText frag_filename);

    virtual void StartShader();
    virtual void StopShader();

    CGparameter GetVertParameter(moText pName);
    CGparameter GetFragParameter(moText pName);
protected:
    CGcontext m_cgContext;
    CGprogram m_cgFragmentShader;
    CGprogram m_cgVertexShader;
    CGprofile m_cgFragmentProfile;
    CGprofile m_cgVertexProfile;

    void compileVertShader(moText vert_source);
    void compileFragShader(moText frag_source);
};

#endif

#endif