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/**
* @file llscenemonitor.h
* @brief monitor the process of scene loading
*
* $LicenseInfo:firstyear=2003&license=viewerlgpl$
* 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_LLSCENE_MONITOR_H
#define LL_LLSCENE_MONITOR_H
#include "llsingleton.h"
#include "llmath.h"
#include "llfloater.h"
#include "llcharacter.h"
#include "lltracerecording.h"
class LLCharacter;
class LLRenderTarget;
class LLViewerTexture;
class LLSceneMonitor : public LLSingleton<LLSceneMonitor>
{
LOG_CLASS(LLSceneMonitor);
public:
LLSceneMonitor();
~LLSceneMonitor();
void freezeAvatar(LLCharacter* avatarp);
void setDebugViewerVisible(bool visible);
void capture(); //capture the main frame buffer
void compare(); //compare the stored two buffers.
void fetchQueryResult();
void calcDiffAggregate();
void setDiffTolerance(F32 tol) {mDiffTolerance = tol;}
const LLRenderTarget* getDiffTarget() const {return mDiff;}
F32 getDiffTolerance() const {return mDiffTolerance;}
F32 getDiffResult() const { return mDiffResult;}
F32 getDiffPixelRatio() const { return mDiffPixelRatio;}
bool isEnabled()const {return mEnabled;}
bool needsUpdate() const;
const LLTrace::ExtendablePeriodicRecording* getRecording() const {return &mSceneLoadRecording;}
void dumpToFile(std::string file_name);
bool hasResults() const { return mSceneLoadRecording.getResults().getDuration() != 0;}
private:
void freezeScene();
void unfreezeScene();
void reset();
LLRenderTarget& getCaptureTarget();
void generateDitheringTexture(S32 width, S32 height);
private:
bool mEnabled;
bool mDebugViewerVisible;
enum EDiffState
{
WAITING_FOR_NEXT_DIFF,
NEED_DIFF,
EXECUTE_DIFF,
WAIT_ON_RESULT,
VIEWER_QUITTING
} mDiffState;
LLRenderTarget* mFrames[2];
LLRenderTarget* mDiff;
GLuint mQueryObject; //used for glQuery
F32 mDiffResult; //aggregate results of mDiff.
F32 mDiffTolerance; //pixels are filtered out when R+G+B < mDiffTolerance
F32 mDiffPixelRatio; //ratio of pixels used for comparison against the original mDiff size along one dimension
LLPointer<LLViewerTexture> mDitheringTexture;
S32 mDitherMatrixWidth;
F32 mDitherScale;
F32 mDitherScaleS;
F32 mDitherScaleT;
std::vector<LLAnimPauseRequest> mAvatarPauseHandles;
LLTrace::ExtendablePeriodicRecording mSceneLoadRecording;
LLTrace::Recording mMonitorRecording;
};
class LLSceneMonitorView : public LLFloater
{
public:
LLSceneMonitorView(const LLRect& rect);
virtual void draw();
virtual void onVisibilityChange(BOOL visible);
protected:
virtual void onClickCloseBtn();
};
extern LLSceneMonitorView* gSceneMonitorView;
#endif
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