ShaderVariablesI.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 __shade_ShaderVariablesI_h__
#define __shade_ShaderVariablesI_h__
namespace fe
{
namespace ext
{

/**************************************************************************//**
    @brief Surface Variable Access

    @ingroup shade
*//***************************************************************************/
class FE_DL_EXPORT ShaderVariablesI:
    virtual public Component
{
    public:

                        //* read from input
virtual String          string(I32 a_channel) const                         =0;
virtual I32             integer(I32 a_channel) const                        =0;
virtual Real            real(I32 a_channel) const                           =0;
virtual SpatialVector   spatialVector(I32 a_channel) const                  =0;
virtual Color           color(I32 a_channel) const                          =0;

                        //* write to output
virtual void            set(String a_string)                                =0;
virtual void            set(I32 a_integer)                                  =0;
virtual void            set(Real a_real)                                    =0;
virtual void            set(SpatialVector a_spatialVector)                  =0;
virtual void            set(Color a_color)                                  =0;
};

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

#endif /* __shade_ShaderVariablesI_h__ */