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/indra/newview/llwind.h

https://bitbucket.org/lindenlab/viewer-beta/
C++ Header | 63 lines | 28 code | 10 blank | 25 comment | 0 complexity | 11afa31b696256493732724bc5fe0606 MD5 | raw file
 1/** 
 2 * @file llwind.h
 3 * @brief LLWind class header file
 4 *
 5 * $LicenseInfo:firstyear=2001&license=viewerlgpl$
 6 * Second Life Viewer Source Code
 7 * Copyright (C) 2010, Linden Research, Inc.
 8 * 
 9 * This library is free software; you can redistribute it and/or
10 * modify it under the terms of the GNU Lesser General Public
11 * License as published by the Free Software Foundation;
12 * version 2.1 of the License only.
13 * 
14 * This library is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
17 * Lesser General Public License for more details.
18 * 
19 * You should have received a copy of the GNU Lesser General Public
20 * License along with this library; if not, write to the Free Software
21 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
22 * 
23 * Linden Research, Inc., 945 Battery Street, San Francisco, CA  94111  USA
24 * $/LicenseInfo$
25 */
26
27#ifndef LL_LLWIND_H
28#define LL_LLWIND_H
29
30#include "llmath.h"
31#include "v3math.h"
32#include "v3dmath.h"
33
34class LLVector3;
35class LLBitPack;
36class LLGroupHeader;
37
38
39class LLWind  
40{
41public:
42	LLWind();
43	~LLWind();
44	void renderVectors();
45	LLVector3 getVelocity(const LLVector3 &location); // "location" is region-local
46	LLVector3 getVelocityNoisy(const LLVector3 &location, const F32 dim);	// "location" is region-local
47
48	void decompress(LLBitPack &bitpack, LLGroupHeader *group_headerp);
49	LLVector3 getAverage();
50
51	void setOriginGlobal(const LLVector3d &origin_global);
52private:
53	S32 mSize;
54	F32 * mVelX;
55	F32 * mVelY;
56
57	LLVector3d mOriginGlobal;
58	void init();
59
60	LOG_CLASS(LLWind);
61};
62
63#endif