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** Copyright (C) 2017 The Qt Company Ltd.
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#ifndef Q3DSRENDERMATERIALSHADERGENERATOR_H
#define Q3DSRENDERMATERIALSHADERGENERATOR_H

//
//  W A R N I N G
//  -------------
//
// This file is not part of the Qt API.  It exists for the convenience
// of a number of Qt sources files.  This header file may change from
// version to version without notice, or even be removed.
//
// We mean it.
//

#include "q3dsshaderprogramgenerator_p.h"
#include "q3dsuippresentation_p.h"
#include "q3dsscenemanager_p.h"

QT_BEGIN_NAMESPACE

class Q3DSAbstractMaterialGenerator
{
public:
    struct ImageVariableNames
    {
        QString imageSampler;
        QString imageFragCoords;
    };

    virtual ~Q3DSAbstractMaterialGenerator() { }
    virtual ImageVariableNames getImageVariableNames(const QString &name) = 0;
    virtual void generateImageUVCoordinates(Q3DSAbstractShaderStageGenerator &vertexPipeline,
                                            const QString &name,
                                            quint32 uvSet,
                                            Q3DSImage &image) = 0;

    virtual Qt3DRender::QShaderProgram *generateShader(Q3DSGraphObject &material,
                                                       Q3DSReferencedMaterial *referencedMaterial,
                                                       Q3DSAbstractShaderStageGenerator &vertexPipeline,
                                                       const Q3DSShaderFeatureSet &featureSet,
                                                       const QVector<Q3DSLightNode*> &lights,
                                                       bool hasTransparency,
                                                       const QString &description) = 0;
};

QT_END_NAMESPACE

#endif // Q3DSRENDERMATERIALSHADERGENERATOR_H
