shaderprogramonelight.h

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#ifndef SHADERPROGRAMONELIGHT_H
#define SHADERPROGRAMONELIGHT_H

#include <QOpenGLShaderProgram>
#include <QMatrix4x4>
#include <QVector3D>


class ShaderProgramOneLight {
public:
    ShaderProgramOneLight();

    void create();

    void bind();

    void release();

    void enableArrays();

    void disableArrays();



    /* Methods to bind buffers to attributes */
    void setAttrPositionBuffer(int offset = 0, int stride = 0);
    void setAttrNormalBuffer(int offset = 0, int stride = 0);
    void setAttrReflSpecularBuffer(int offset = 0, int stride = 0);
    void setAttrReflDiffuseBuffer(int offset = 0, int stride = 0);
    void setAttrReflAmbientBuffer(int offset = 0, int stride = 0);
    void setAttrShininessBuffer(int offset = 0, int stride = 0);

    /* Methods to set uniforms */
    void setUniformMVP(QMatrix4x4 mat);
    void setUniformLightPosition(QVector3D pos);
    void setUniformCameraPosition(QVector3D pos);
    void setUniformAmbientColor(QVector3D color);
    void setUniformSourceSpecularColor(QVector3D color);
    void setUniformSourceDiffuseColor(QVector3D color);

protected:
    QSharedPointer<QOpenGLShaderProgram> mProgram;

    // Vertex attribute locations.
    int mAttrPosition;
    int mAttrNormal;
    int mAttrReflSpecular;
    int mAttrReflDiffuse;
    int mAttrReflAmbient;
    int mAttrShininess;

    // Uniform locations.
    int mUnifMVP;
    int mUnifLightPosition;
    int mUnifCameraPosition;
    int mUnifAmbientColor;
    int mUnifSourceSpecularColor;
    int mUnifSourceDiffuseColor;
};

#endif // SHADERPROGRAMONELIGHT_H