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/**
* @file llviewerthrottle.h
* @brief LLViewerThrottle class header file
*
* $LicenseInfo:firstyear=2002&license=viewergpl$
*
* Copyright (c) 2002-2009, 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_LLVIEWERTHROTTLE_H
#define LL_LLVIEWERTHROTTLE_H
#include <vector>
#include "llstring.h"
#include "llframetimer.h"
#include "llthrottle.h"
class LLViewerThrottleGroup
{
LLViewerThrottleGroup();
LLViewerThrottleGroup(const F32 settings[TC_EOF]);
LLViewerThrottleGroup operator*(const F32 frac) const;
LLViewerThrottleGroup operator+(const LLViewerThrottleGroup &b) const;
LLViewerThrottleGroup operator-(const LLViewerThrottleGroup &b) const;
F32 getTotal() { return mThrottleTotal; }
void sendToSim() const;
void dump();
friend class LLViewerThrottle;
protected:
F32 mThrottles[TC_EOF];
F32 mThrottleTotal;
};
class LLViewerThrottle
{
public:
LLViewerThrottle();
void setMaxBandwidth(F32 kbits_per_second, BOOL from_event = FALSE);
void load();
void save() const;
void sendToSim() const;
F32 getMaxBandwidth()const { return mMaxBandwidth; }
F32 getCurrentBandwidth() const { return mCurrentBandwidth; }
void updateDynamicThrottle();
void resetDynamicThrottle();
LLViewerThrottleGroup getThrottleGroup(const F32 bandwidth_kbps);
static const std::string sNames[TC_EOF];
protected:
F32 mMaxBandwidth;
F32 mCurrentBandwidth;
LLViewerThrottleGroup mCurrent;
std::vector<LLViewerThrottleGroup> mPresets;
LLFrameTimer mUpdateTimer;
F32 mThrottleFrac;
};
extern LLViewerThrottle gViewerThrottle;
#endif // LL_LLVIEWERTHROTTLE_H
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