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Sourcecode: qt4-x11 version File versions

fbm.h

/*****************************************************************

  Prototypes for the fractional Brownian motion algorithm. These
  functions were originally the work of F. Kenton Musgrave.  For
  documentation of the different functions please refer to the book:
  "Texturing and modeling: a procedural approach"
  by David S. Ebert et. al.
  
******************************************************************/

#ifndef _fbm_h
#define _fbm_h

#include  <math.h>

#ifdef __cplusplus
extern "C" {
#endif

//#define TRUE    1
//#define FALSE   0

typedef struct {
    double x;
    double y;
    double z;
} Vector;
    
float noise3(float vec[]);
double fBm( Vector point, double H, double lacunarity, double octaves, 
          int init );
#endif

#ifdef __cplusplus
}
#endif





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