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/**
* @file llvectorperfoptions.h
* @brief SSE/SSE2 vector math performance options.
*
* $LicenseInfo:firstyear=2007&license=viewergpl$
*
* Copyright (c) 2007-2008, 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://secondlife.com/developers/opensource/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://secondlife.com/developers/opensource/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.
* $/LicenseInfo$
*/
#include "llviewerprecompiledheaders.h"
#include "llvectorperfoptions.h"
#include "llviewerjointmesh.h"
#include "llviewercontrol.h"
// Initially, we test the performance of the vectorization code, then
// turn it off if it ends up being slower. JC
BOOL gVectorizePerfTest = TRUE;
BOOL gVectorizeEnable = FALSE;
U32 gVectorizeProcessor = 0;
BOOL gVectorizeSkin = FALSE;
void update_vector_performances(void)
{
char *vp;
switch(gVectorizeProcessor)
{
case 2: vp = "SSE2"; break; // *TODO: replace the magic #s
case 1: vp = "SSE"; break;
default: vp = "COMPILER DEFAULT"; break;
}
llinfos << "Vectorization : " << ( gVectorizeEnable ? "ENABLED" : "DISABLED" ) << llendl ;
llinfos << "Vector Processor : " << vp << llendl ;
llinfos << "Vectorized Skinning : " << ( gVectorizeSkin ? "ENABLED" : "DISABLED" ) << llendl ;
if(gVectorizeEnable && gVectorizeSkin)
{
switch(gVectorizeProcessor)
{
case 2:
LLViewerJointMesh::sUpdateGeometryFunc = &LLViewerJointMesh::updateGeometrySSE2;
break;
case 1:
LLViewerJointMesh::sUpdateGeometryFunc = &LLViewerJointMesh::updateGeometrySSE;
break;
default:
LLViewerJointMesh::sUpdateGeometryFunc = &LLViewerJointMesh::updateGeometryVectorized;
break;
}
}
else
{
LLViewerJointMesh::sUpdateGeometryFunc = &LLViewerJointMesh::updateGeometryOriginal;
}
}
class LLVectorizationEnableListener: public LLSimpleListener
{
bool handleEvent(LLPointer<LLEvent> event, const LLSD& userdata)
{
gVectorizeEnable = event->getValue().asBoolean();
update_vector_performances();
return true;
}
};
static LLVectorizationEnableListener vectorization_enable_listener;
class LLVectorizeSkinListener: public LLSimpleListener
{
bool handleEvent(LLPointer<LLEvent> event, const LLSD& userdata)
{
gVectorizeSkin = event->getValue().asBoolean();
update_vector_performances();
return true;
}
};
static LLVectorizeSkinListener vectorize_skin_listener;
class LLVectorProcessorListener: public LLSimpleListener
{
bool handleEvent(LLPointer<LLEvent> event, const LLSD& userdata)
{
gVectorizeProcessor = event->getValue().asInteger();
update_vector_performances();
return true;
}
};
static LLVectorProcessorListener vector_processor_listener;
void LLVectorPerformanceOptions::initClass()
{
gVectorizePerfTest = gSavedSettings.getBOOL("VectorizePerfTest");
gVectorizeEnable = gSavedSettings.getBOOL("VectorizeEnable");
gVectorizeProcessor = gSavedSettings.getU32("VectorizeProcessor");
gVectorizeSkin = gSavedSettings.getBOOL("VectorizeSkin");
update_vector_performances();
// these are currently static in this file, so they can't move to settings_setup_listeners
gSavedSettings.getControl("VectorizeEnable")->addListener(&vectorization_enable_listener);
gSavedSettings.getControl("VectorizeProcessor")->addListener(&vector_processor_listener);
gSavedSettings.getControl("VectorizeSkin")->addListener(&vectorize_skin_listener);
}
void LLVectorPerformanceOptions::cleanupClass()
{
}
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