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/**
* @file llviewerthrottle.h
* @brief LLViewerThrottle class header file
*
* $LicenseInfo:firstyear=2002&license=viewerlgpl$
* 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_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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