1 files changed, 58 insertions, 0 deletions
diff --git a/source/blender/freestyle/intern/system/PseudoNoise.h b/source/blender/freestyle/intern/system/PseudoNoise.h
new file mode 100755
index 00000000000..43143865600
--- /dev/null
+++ b/source/blender/freestyle/intern/system/PseudoNoise.h
@@ -0,0 +1,58 @@
+//
+//  Filename         : PseudoNoise.h
+//  Author(s)        : Fredo Durand
+//  Purpose          : Class to define a pseudo Perlin noise
+//  Date of creation : 16/06/2003
+//
+///////////////////////////////////////////////////////////////////////////////
+
+
+//
+//  Copyright (C) : Please refer to the COPYRIGHT file distributed 
+//   with this source distribution. 
+//
+//  This program is free software; you can redistribute it and/or
+//  modify it under the terms of the GNU General Public License
+//  as published by the Free Software Foundation; either version 2
+//  of the License, or (at your option) any later version.
+//
+//  This program is distributed in the hope that it will be useful,
+//  but WITHOUT ANY WARRANTY; without even the implied warranty of
+//  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+//  GNU General Public License for more details.
+//
+//  You should have received a copy of the GNU General Public License
+//  along with this program; if not, write to the Free Software
+//  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+//
+///////////////////////////////////////////////////////////////////////////////
+
+#ifndef  PSEUDONOISE_H
+# define PSEUDONOISE_H
+
+# include "FreestyleConfig.h"
+# include "Precision.h"
+
+class LIB_SYSTEM_EXPORT PseudoNoise 
+{
+public:
+
+  PseudoNoise ();
+
+  virtual ~PseudoNoise () {}
+	
+  real smoothNoise (real x);
+  real linearNoise (real x);
+
+  real turbulenceSmooth (real x, unsigned nbOctave = 8);
+  real turbulenceLinear (real x, unsigned nbOctave = 8);
+
+  static void init (long seed);
+
+protected:
+
+  static real *_values;
+};
+
+#endif // PSEUDONOISE_H
+