#ifndef PERLINNOISE_H

#define PERLINOISE_H

#include "tfxparam.h"

#include "tspectrumparam.h"

enum {

	PNOISE_CLOUDS,

	PNOISE_WOODS

};

class PerlinNoise

{

	static int Size;

	static int TimeSize;

	static int Offset;

	static double Pixel_size;

	float *Noise;

	double LinearNoise(double x, double y, double t);

public:

	PerlinNoise();

	~PerlinNoise() { delete[] Noise; };

	double Turbolence(double u, double v, double k, double grain);

	double Turbolence(double u, double v, double k, double grain, double min, double max);

	double Marble(double u, double v, double k, double grain);

	double Marble(double u, double v, double k, double grain, double min, double max);

};

/*---------------------------------------------------------------------------*/

void doClouds(

	const TRasterP &ras,

	const TSpectrumParamP colors,

	TPointD pos,

	double evolution,

	double size,

	double min,

	double max,

	int type,

	double scale,

	double frame);

#endif