/////////////////////////////////////////////////////////////////////////////////
//
//  Copyright (C) Statoil ASA
//  Copyright (C) Ceetron Solutions AS
//
//  ResInsight is free software: you can redistribute it and/or modify
//  it under the terms of the GNU General Public License as published by
//  the Free Software Foundation, either version 3 of the License, or
//  (at your option) any later version.
//
//  ResInsight is distributed in the hope that it will be useful, but WITHOUT ANY
//  WARRANTY; without even the implied warranty of MERCHANTABILITY or
//  FITNESS FOR A PARTICULAR PURPOSE.
//
//  See the GNU General Public License at <http://www.gnu.org/licenses/gpl.html>
//  for more details.
//
/////////////////////////////////////////////////////////////////////////////////

#pragma once

#include "RigTernaryResultAccessor.h"
#include "RivTernaryResultToTextureMapper.h"

#include "cvfArray.h"
#include "cvfObject.h"

class RimEclipseResultDefinition;
class RimTernaryLegendConfig;
class RimSimWellInViewCollection;

namespace cvf
{
class StructGridQuadToCellFaceMapper;
}

//==================================================================================================
///
//==================================================================================================
class RivTernaryTextureCoordsCreator
{
public:
    RivTernaryTextureCoordsCreator( const RimEclipseResultDefinition*          cellResultColors,
                                    RimTernaryLegendConfig*                    ternaryLegendConfig,
                                    RimSimWellInViewCollection*                simWellInViewCollection,
                                    size_t                                     timeStepIndex,
                                    size_t                                     gridIndex,
                                    const cvf::StructGridQuadToCellFaceMapper* quadMapper );

    RivTernaryTextureCoordsCreator( const RimEclipseResultDefinition* cellResultColors,
                                    const RivTernaryScalarMapper*     ternaryColorMapper,
                                    size_t                            timeStepIndex );

    void createTextureCoords( cvf::Vec2fArray* quadTextureCoords );
    void createTextureCoords( cvf::Vec2fArray* triTextureCoords, const std::vector<size_t>& triangleToCellIdx );

private:
    static void createTextureCoords( cvf::Vec2fArray*                           quadTextureCoords,
                                     const cvf::StructGridQuadToCellFaceMapper* quadMapper,
                                     const RigTernaryResultAccessor*            resultAccessor,
                                     const RivTernaryResultToTextureMapper*     texMapper );

    static void createTextureCoords( cvf::Vec2fArray*                       triTextureCoords,
                                     const std::vector<size_t>&             triangleToCellIdx,
                                     const RigTernaryResultAccessor*        resultAccessor,
                                     const RivTernaryResultToTextureMapper* texMapper );

private:
    cvf::cref<cvf::StructGridQuadToCellFaceMapper> m_quadMapper;
    cvf::ref<RigTernaryResultAccessor>             m_resultAccessor;
    cvf::ref<RivTernaryResultToTextureMapper>      m_texMapper;
};