grid.h

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#ifndef GRID_H
#define GRID_H

#include "sceneobject.h"

#include <QOpenGLShaderProgram>
#include <QOpenGLShader>
#include <QOpenGLBuffer>
#include <QMatrix4x4>
#include <QVector>

namespace LangmuirView {

class Grid : public SceneObject
{
    Q_OBJECT
public:
    explicit Grid(LangmuirViewer &viewer, QObject *parent = 0);

    ~Grid();

    const QColor& getColor() const;

signals:
    void colorChanged(QColor color);

    void gridChanged();

public slots:
    virtual void makeConnections();

    void setDimensions(int xsize, int ysize, int zsize);

    void setColor(QColor color);

protected:
    virtual void init();

    virtual void draw();

    void initShaders();

    void drawFallback();

    void drawGrid();

    QOpenGLShaderProgram m_shader1; // lines pipeline

    QOpenGLBuffer *m_verticesVBO;

    unsigned int m_numPoints;

    QColor m_color;

    bool m_shader1OK;
};

}

#endif // GRID_H