#ifndef _PERLIN_H_
#define _PERLIN_H_

#include <i3d/image3d.h>

/**
 * Generate Perlin noise into the given image.
 */
void DoPerlin3D(i3d::Image3d<float> &fimg, 
					 double var, 
					 double alpha = 8, 
					 double beta = 4, 
					 int n = 6);


#endif
