llperlin.h
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- /**
- * @file llperlin.h
- *
- * $LicenseInfo:firstyear=2001&license=viewergpl$
- *
- * Copyright (c) 2001-2010, Linden Research, Inc.
- *
- * Second Life Viewer Source Code
- * The source code in this file ("Source Code") is provided by Linden Lab
- * to you under the terms of the GNU General Public License, version 2.0
- * ("GPL"), unless you have obtained a separate licensing agreement
- * ("Other License"), formally executed by you and Linden Lab. Terms of
- * the GPL can be found in doc/GPL-license.txt in this distribution, or
- * online at http://secondlifegrid.net/programs/open_source/licensing/gplv2
- *
- * There are special exceptions to the terms and conditions of the GPL as
- * it is applied to this Source Code. View the full text of the exception
- * in the file doc/FLOSS-exception.txt in this software distribution, or
- * online at
- * http://secondlifegrid.net/programs/open_source/licensing/flossexception
- *
- * By copying, modifying or distributing this software, you acknowledge
- * that you have read and understood your obligations described above,
- * and agree to abide by those obligations.
- *
- * ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO
- * WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,
- * COMPLETENESS OR PERFORMANCE.
- * $/LicenseInfo$
- */
- #ifndef LL_PERLIN_H
- #define LL_PERLIN_H
- #include "stdtypes.h"
- // namespace wrapper
- class LLPerlinNoise
- {
- public:
- static F32 noise1(F32 x);
- static F32 noise2(F32 x, F32 y);
- static F32 noise3(F32 x, F32 y, F32 z);
- static F32 turbulence2(F32 x, F32 y, F32 freq);
- static F32 turbulence3(F32 x, F32 y, F32 z, F32 freq);
- static F32 clouds3(F32 x, F32 y, F32 z, F32 freq);
- private:
- static bool sInitialized;
- static void init(void);
- };
- #endif // LL_PERLIN_