qt5base-lts/examples/widgets/graphicsview/boxes/3rdparty/fbm.h
Gabriel de Dietrich 806dda08d6 Moving .qdoc files under examples/widgets/doc
Updated those .qdoc files to refer to the new relative examples
emplacement. Images and snippets to be moved later.

Also grouped all widgets related examples under widgets.

Change-Id: Ib29696e2d8948524537f53e8dda88f9ee26a597f
Reviewed-by: J-P Nurmi <j-p.nurmi@nokia.com>
2012-08-20 12:20:55 +02:00

41 lines
779 B
C

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