llwind.h
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- /**
- * @file llwind.h
- * @brief LLWind class header file
- *
- * $LicenseInfo:firstyear=2001&license=viewergpl$
- *
- * 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_LLWIND_H
- #define LL_LLWIND_H
- //#include "vmath.h"
- #include "llmath.h"
- #include "v3math.h"
- #include "v3dmath.h"
- class LLVector3;
- class LLBitPack;
- class LLGroupHeader;
- class LLWind
- {
- public:
- LLWind();
- ~LLWind();
- void renderVectors();
- LLVector3 getVelocity(const LLVector3 &location); // "location" is region-local
- LLVector3 getCloudVelocity(const LLVector3 &location); // "location" is region-local
- LLVector3 getVelocityNoisy(const LLVector3 &location, const F32 dim); // "location" is region-local
- void decompress(LLBitPack &bitpack, LLGroupHeader *group_headerp);
- LLVector3 getAverage();
- void setCloudDensityPointer(F32 *densityp);
- void setOriginGlobal(const LLVector3d &origin_global);
- private:
- S32 mSize;
- F32 * mVelX;
- F32 * mVelY;
- F32 * mCloudVelX;
- F32 * mCloudVelY;
- F32 * mCloudDensityp;
- LLVector3d mOriginGlobal;
- void init();
- };
- #endif