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/**
* @file llperlin.h
*
* $LicenseInfo:firstyear=2001&license=viewerlgpl$
* Second Life Viewer Source Code
* Copyright (C) 2010, Linden Research, Inc.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation;
* version 2.1 of the License only.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
* Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA
* $/LicenseInfo$
*/
#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_
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