class FloatPlane

{

	unsigned int width;

	unsigned int height;

	int MAXVALUE;

	int MINVALUE;

    bool ready;

    void setMaxMinValue(unsigned int max = 255, unsigned int min = 0);

public:

	float *ptr;

	FloatPlane();

	FloatPlane(float *_ptr);

	FloatPlane(const unsigned int _width, const unsigned int _height);

	void allocate(const unsigned int _width, const unsigned int _height);

	unsigned int getWidth();

	float * getPtr();

	unsigned int getHeight();

	unsigned int getMaxValue();

	void writePGM(const char * filename);

	void free();

};