#ifndef OPENGLWATER_H
#define OPENGLWATER_H

#include "opengl_global.h"

#include "OpenGLPart.h"
#include "DefinitionWatcher.h"

namespace paysages {
namespace opengl {

class OPENGLSHARED_EXPORT OpenGLWater: public OpenGLPart, public DefinitionWatcher
{
public:
    OpenGLWater(OpenGLRenderer* renderer);
    virtual ~OpenGLWater();

    virtual void initialize() override;
    virtual void update() override;
    virtual void render() override;

    virtual void nodeChanged(const DefinitionNode *node, const DefinitionDiff *diff) override;

    /**
     * Enable or disable the water surface rendering.
     */
    void setEnabled(bool enabled);
private:
    void setVertex(int i, float x, float y, float z);

    bool enabled;
    OpenGLShaderProgram* program;
    float* vertices;
};

}
}

#endif // OPENGLWATER_H