NoiseShade.h

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/*  Copyright (C) 2003-2021 Free Electron Organization
    Any use of this software requires a license.  If a valid license
    was not distributed with this file, visit freeelectron.org. */

/** @file */

#ifndef __shader_NoiseShade_h__
#define __shader_NoiseShade_h__
namespace fe
{
namespace ext
{

/**************************************************************************//**
    @brief Simple test shader to add noise

    @ingroup shader
*//***************************************************************************/
class FE_DL_EXPORT NoiseShade:
    public ShaderCommon,
    public Initialize<NoiseShade>
{
    public:

                NoiseShade(void)                                            {}
virtual         ~NoiseShade(void)                                           {}

        void    initialize(void);

                //* As ShaderI
virtual void    update(void);
virtual void    evaluate(sp<ShaderVariablesI> a_spShaderVariablesI) const;

    private:
        I32     m_channelN;
        I32     m_channelAmplitude;
};

} /* namespace ext */
} /* namespace fe */

#endif /* __shader_NoiseShade_h__ */