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authorCasper van Donderen <casper.vandonderen@nokia.com>2011-06-22 13:54:56 +0200
committerQt by Nokia <qt-info@nokia.com>2011-06-24 16:47:24 +0200
commite0d5221957bf0d7857f924f1f2ae63d490de0a0a (patch)
tree580dfcaf67d95c18c3fb548b0ffa6f79f1cd60a7 /examples/graphicsview/boxes/3rdparty/fbm.h
parentd7c37d9bacc016b1156e15780080cfc8c24f6e6a (diff)
Move all other demos in qtbase to examples.
Change-Id: Iab0e7364d1f6b348d0e3033ea9304139f5bd6d0d Reviewed-on: http://codereview.qt.nokia.com/617 Reviewed-by: Qt Sanity Bot <qt_sanity_bot@ovi.com> Reviewed-by: David Boddie
Diffstat (limited to 'examples/graphicsview/boxes/3rdparty/fbm.h')
-rw-r--r--examples/graphicsview/boxes/3rdparty/fbm.h40
1 files changed, 40 insertions, 0 deletions
diff --git a/examples/graphicsview/boxes/3rdparty/fbm.h b/examples/graphicsview/boxes/3rdparty/fbm.h
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index 0000000000..b8a4a99ae4
--- /dev/null
+++ b/examples/graphicsview/boxes/3rdparty/fbm.h
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+/*****************************************************************
+
+ 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
+
+
+
+