summaryrefslogtreecommitdiffstats
path: root/examples/widgets/graphicsview/boxes/3rdparty/fbm.h
diff options
context:
space:
mode:
authorGabriel de Dietrich <gabriel.dietrich-de@nokia.com>2012-08-17 13:23:19 +0200
committerQt by Nokia <qt-info@nokia.com>2012-08-20 12:20:55 +0200
commit806dda08d685bc5f9ed71dfe8b61f21848d48066 (patch)
treea63533a1c4a335ae17adc105abb0ae4e62e2f26e /examples/widgets/graphicsview/boxes/3rdparty/fbm.h
parent9f942014e31842b512c3198de035d041c59f54a9 (diff)
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>
Diffstat (limited to 'examples/widgets/graphicsview/boxes/3rdparty/fbm.h')
-rw-r--r--examples/widgets/graphicsview/boxes/3rdparty/fbm.h40
1 files changed, 40 insertions, 0 deletions
diff --git a/examples/widgets/graphicsview/boxes/3rdparty/fbm.h b/examples/widgets/graphicsview/boxes/3rdparty/fbm.h
new file mode 100644
index 0000000000..b8a4a99ae4
--- /dev/null
+++ b/examples/widgets/graphicsview/boxes/3rdparty/fbm.h
@@ -0,0 +1,40 @@
+/*****************************************************************
+
+ 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
+
+
+
+