fbm.h Example Filedemos/boxes/3rdparty/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 © 2008-2011 Nokia Corporation and/or its subsidiaries. Nokia, Qt and their respective logos are trademarks of Nokia Corporation in Finland and/or other countries worldwide. All other trademarks are property of their respective owners. Privacy Policy Licensees holding valid Qt Commercial licenses may use this document in accordance with the Qt Commercial License Agreement provided with the Software or, alternatively, in accordance with the terms contained in a written agreement between you and Nokia. Alternatively, this document may be used under the terms of the GNU Free Documentation License version 1.3 as published by the Free Software Foundation. |