/**
 * @file llvoavatar.cpp
 * @brief Implementation of LLVOAvatar class which is a derivation fo LLViewerObject
 *
 * $LicenseInfo:firstyear=2001&license=viewerlgpl$
 * 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
 * $/LicenseInfo$
 */

#include "llviewerprecompiledheaders.h"

#include "llvoavatarself.h"
#include "llvoavatar.h"

#include "pipeline.h"

#include "llagent.h" //  Get state values from here
#include "llattachmentsmgr.h"
#include "llagentcamera.h"
#include "llagentwearables.h"
#include "llhudeffecttrail.h"
#include "llhudmanager.h"
#include "llinventoryfunctions.h"
#include "lllocaltextureobject.h"
#include "llnotificationsutil.h"
#include "llselectmgr.h"
#include "lltoolgrab.h" // for needsRenderBeam
#include "lltoolmgr.h" // for needsRenderBeam
#include "lltoolmorph.h"
#include "lltrans.h"
#include "llviewercamera.h"
#include "llviewercontrol.h"
#include "llviewermenu.h"
#include "llviewerobjectlist.h"
#include "llviewerstats.h"
#include "llviewerregion.h"
#include "llviewertexlayer.h"
#include "llviewerwearable.h"
#include "llappearancemgr.h"
#include "llmeshrepository.h"
#include "llvovolume.h"
#include "llsdutil.h"
#include "llstartup.h"
#include "llsdserialize.h"
#include "llcorehttputil.h"
#include "lluiusage.h"

#include <boost/lexical_cast.hpp>

LLPointer<LLVOAvatarSelf> gAgentAvatarp = NULL;

bool isAgentAvatarValid()
{
    return (gAgentAvatarp.notNull() && gAgentAvatarp->isValid());
}

void selfStartPhase(const std::string& phase_name)
{
    if (isAgentAvatarValid())
    {
        gAgentAvatarp->startPhase(phase_name);
    }
}

void selfStopPhase(const std::string& phase_name, bool err_check)
{
    if (isAgentAvatarValid())
    {
        gAgentAvatarp->stopPhase(phase_name, err_check);
    }
}

void selfClearPhases()
{
    if (isAgentAvatarValid())
    {
        gAgentAvatarp->clearPhases();
    }
}

using namespace LLAvatarAppearanceDefines;


LLSD summarize_by_buckets(std::vector<LLSD> in_records, std::vector<std::string> by_fields, std::string val_field);

/*********************************************************************************
 **                                                                             **
 ** Begin private LLVOAvatarSelf Support classes
 **
 **/

struct LocalTextureData
{
    LocalTextureData() :
        mIsBakedReady(false),
        mDiscard(MAX_DISCARD_LEVEL+1),
        mImage(NULL),
        mWearableID(IMG_DEFAULT_AVATAR),
        mTexEntry(NULL)
    {}
    LLPointer<LLViewerFetchedTexture> mImage;
    bool mIsBakedReady;
    S32 mDiscard;
    LLUUID mWearableID; // UUID of the wearable that this texture belongs to, not of the image itself
    LLTextureEntry *mTexEntry;
};

//-----------------------------------------------------------------------------
// Callback data
//-----------------------------------------------------------------------------


/**
 **
 ** End LLVOAvatarSelf Support classes
 **                                                                             **
 *********************************************************************************/


//-----------------------------------------------------------------------------
// Static Data
//-----------------------------------------------------------------------------
S32Bytes LLVOAvatarSelf::sScratchTexBytes(0);
std::map< LLGLenum, LLGLuint*> LLVOAvatarSelf::sScratchTexNames;


/*********************************************************************************
 **                                                                             **
 ** Begin LLVOAvatarSelf Constructor routines
 **
 **/

LLVOAvatarSelf::LLVOAvatarSelf(const LLUUID& id,
                               const LLPCode pcode,
                               LLViewerRegion* regionp) :
    LLVOAvatar(id, pcode, regionp),
    mScreenp(NULL),
    mLastRegionHandle(0),
    mRegionCrossingCount(0),
    // Value outside legal range, so will always be a mismatch the
    // first time through.
    mLastHoverOffsetSent(LLVector3(0.0f, 0.0f, -999.0f)),
    mInitialMetric(true),
    mMetricSequence(0)
{
    mMotionController.mIsSelf = true;

    LL_DEBUGS() << "Marking avatar as self " << id << LL_ENDL;
}

// Called periodically for diagnostics, return true when done.
bool output_self_av_texture_diagnostics()
{
    if (!isAgentAvatarValid())
        return true; // done checking

    gAgentAvatarp->outputRezDiagnostics();

    return false;
}

bool update_avatar_rez_metrics()
{
    if (!isAgentAvatarValid())
        return true;

    gAgentAvatarp->updateAvatarRezMetrics(false);

    return false;
}

void LLVOAvatarSelf::initInstance()
{
    bool status = true;
    // creates hud joint(mScreen) among other things
    status &= loadAvatarSelf();

    // adds attachment points to mScreen among other things
    LLVOAvatar::initInstance();

    LL_INFOS() << "Self avatar object created. Starting timer." << LL_ENDL;
    mDebugSelfLoadTimer.reset();
    // clear all times to -1 for debugging
    for (U32 i =0; i < LLAvatarAppearanceDefines::TEX_NUM_INDICES; ++i)
    {
        for (U32 j = 0; j <= MAX_DISCARD_LEVEL; ++j)
        {
            mDebugTextureLoadTimes[i][j] = -1.0f;
        }
    }

    for (U32 i =0; i < LLAvatarAppearanceDefines::BAKED_NUM_INDICES; ++i)
    {
        mDebugBakedTextureTimes[i][0] = -1.0f;
        mDebugBakedTextureTimes[i][1] = -1.0f;
    }

    status &= buildMenus();
    if (!status)
    {
        LL_ERRS() << "Unable to load user's avatar" << LL_ENDL;
        return;
    }

    setHoverIfRegionEnabled();

    //doPeriodically(output_self_av_texture_diagnostics, 30.0);
    doPeriodically(update_avatar_rez_metrics, 5.0);
    doPeriodically(boost::bind(&LLVOAvatarSelf::checkStuckAppearance, this), 30.0);

    mInitFlags |= 1<<2;
}

void LLVOAvatarSelf::setHoverIfRegionEnabled()
{
    if (getRegion() && getRegion()->simulatorFeaturesReceived())
    {
        if (getRegion()->avatarHoverHeightEnabled())
        {
            F32 hover_z = gSavedPerAccountSettings.getF32("AvatarHoverOffsetZ");
            setHoverOffset(LLVector3(0.0, 0.0, llclamp(hover_z,MIN_HOVER_Z,MAX_HOVER_Z)));
            LL_INFOS("Avatar") << avString() << " set hover height from debug setting " << hover_z << LL_ENDL;
        }
        else
        {
            setHoverOffset(LLVector3(0.0, 0.0, 0.0));
            LL_INFOS("Avatar") << avString() << " zeroing hover height, region does not support" << LL_ENDL;
        }
    }
    else
    {
        LL_INFOS("Avatar") << avString() << " region or simulator features not known, no change on hover" << LL_ENDL;
        if (getRegion())
        {
            getRegion()->setSimulatorFeaturesReceivedCallback(boost::bind(&LLVOAvatarSelf::onSimulatorFeaturesReceived,this,_1));
        }

    }
}

bool LLVOAvatarSelf::checkStuckAppearance()
{
    const F32 CONDITIONAL_UNSTICK_INTERVAL = 300.0;
    const F32 UNCONDITIONAL_UNSTICK_INTERVAL = 600.0;

    if (gAgentWearables.isCOFChangeInProgress())
    {
        LL_DEBUGS("Avatar") << "checking for stuck appearance" << LL_ENDL;
        F32 change_time = gAgentWearables.getCOFChangeTime();
        LL_DEBUGS("Avatar") << "change in progress for " << change_time << " seconds" << LL_ENDL;
        S32 active_hp = LLAppearanceMgr::instance().countActiveHoldingPatterns();
        LL_DEBUGS("Avatar") << "active holding patterns " << active_hp << " seconds" << LL_ENDL;
        S32 active_copies = LLAppearanceMgr::instance().getActiveCopyOperations();
        LL_DEBUGS("Avatar") << "active copy operations " << active_copies << LL_ENDL;

        if ((change_time > CONDITIONAL_UNSTICK_INTERVAL && active_copies == 0) ||
            (change_time > UNCONDITIONAL_UNSTICK_INTERVAL))
        {
            gAgentWearables.notifyLoadingFinished();
        }
    }

    // Return false to continue running check periodically.
    return LLApp::isExiting();
}

// virtual
void LLVOAvatarSelf::markDead()
{
    mBeam = NULL;
    LLVOAvatar::markDead();
}

/*virtual*/ bool LLVOAvatarSelf::loadAvatar()
{
    bool success = LLVOAvatar::loadAvatar();

    // set all parameters stored directly in the avatar to have
    // the isSelfParam to be true - this is used to prevent
    // them from being animated or trigger accidental rebakes
    // when we copy params from the wearable to the base avatar.
    for (LLViewerVisualParam* param = (LLViewerVisualParam*) getFirstVisualParam();
         param;
         param = (LLViewerVisualParam*) getNextVisualParam())
    {
        if (param->getWearableType() != LLWearableType::WT_INVALID)
        {
            param->setIsDummy(true);
        }
    }

    return success;
}


bool LLVOAvatarSelf::loadAvatarSelf()
{
    bool success = true;
    // avatar_skeleton.xml
    if (!buildSkeletonSelf(sAvatarSkeletonInfo))
    {
        LL_WARNS() << "avatar file: buildSkeleton() failed" << LL_ENDL;
        return false;
    }

    return success;
}

bool LLVOAvatarSelf::buildSkeletonSelf(const LLAvatarSkeletonInfo *info)
{
    // add special-purpose "screen" joint
    mScreenp = new LLViewerJoint("mScreen", NULL);
    // for now, put screen at origin, as it is only used during special
    // HUD rendering mode
    F32 aspect = LLViewerCamera::getInstance()->getAspect();
    LLVector3 scale(1.f, aspect, 1.f);
    mScreenp->setScale(scale);
    // SL-315
    mScreenp->setWorldPosition(LLVector3::zero);
    // need to update screen agressively when sidebar opens/closes, for example
    mScreenp->mUpdateXform = true;
    return true;
}

bool LLVOAvatarSelf::buildMenus()
{
    //-------------------------------------------------------------------------
    // build the attach and detach menus
    //-------------------------------------------------------------------------
    gAttachBodyPartPieMenus[0] = NULL;

    LLContextMenu::Params params;
    params.label(LLTrans::getString("BodyPartsRightArm"));
    params.name(params.label);
    params.visible(false);
    gAttachBodyPartPieMenus[1] = LLUICtrlFactory::create<LLContextMenu> (params);

    params.label(LLTrans::getString("BodyPartsHead"));
    params.name(params.label);
    gAttachBodyPartPieMenus[2] = LLUICtrlFactory::create<LLContextMenu> (params);

    params.label(LLTrans::getString("BodyPartsLeftArm"));
    params.name(params.label);
    gAttachBodyPartPieMenus[3] = LLUICtrlFactory::create<LLContextMenu> (params);

    gAttachBodyPartPieMenus[4] = NULL;

    params.label(LLTrans::getString("BodyPartsLeftLeg"));
    params.name(params.label);
    gAttachBodyPartPieMenus[5] = LLUICtrlFactory::create<LLContextMenu> (params);

    params.label(LLTrans::getString("BodyPartsTorso"));
    params.name(params.label);
    gAttachBodyPartPieMenus[6] = LLUICtrlFactory::create<LLContextMenu> (params);

    params.label(LLTrans::getString("BodyPartsRightLeg"));
    params.name(params.label);
    gAttachBodyPartPieMenus[7] = LLUICtrlFactory::create<LLContextMenu> (params);

    params.label(LLTrans::getString("BodyPartsEnhancedSkeleton"));
    params.name(params.label);
    gAttachBodyPartPieMenus[8] = LLUICtrlFactory::create<LLContextMenu>(params);

    gDetachBodyPartPieMenus[0] = NULL;

    params.label(LLTrans::getString("BodyPartsRightArm"));
    params.name(params.label);
    gDetachBodyPartPieMenus[1] = LLUICtrlFactory::create<LLContextMenu> (params);

    params.label(LLTrans::getString("BodyPartsHead"));
    params.name(params.label);
    gDetachBodyPartPieMenus[2] = LLUICtrlFactory::create<LLContextMenu> (params);

    params.label(LLTrans::getString("BodyPartsLeftArm"));
    params.name(params.label);
    gDetachBodyPartPieMenus[3] = LLUICtrlFactory::create<LLContextMenu> (params);

    gDetachBodyPartPieMenus[4] = NULL;

    params.label(LLTrans::getString("BodyPartsLeftLeg"));
    params.name(params.label);
    gDetachBodyPartPieMenus[5] = LLUICtrlFactory::create<LLContextMenu> (params);

    params.label(LLTrans::getString("BodyPartsTorso"));
    params.name(params.label);
    gDetachBodyPartPieMenus[6] = LLUICtrlFactory::create<LLContextMenu> (params);

    params.label(LLTrans::getString("BodyPartsRightLeg"));
    params.name(params.label);
    gDetachBodyPartPieMenus[7] = LLUICtrlFactory::create<LLContextMenu> (params);

    params.label(LLTrans::getString("BodyPartsEnhancedSkeleton"));
    params.name(params.label);
    gDetachBodyPartPieMenus[8] = LLUICtrlFactory::create<LLContextMenu>(params);

    for (S32 i = 0; i < 9; i++)
    {
        if (gAttachBodyPartPieMenus[i])
        {
            gAttachPieMenu->appendContextSubMenu( gAttachBodyPartPieMenus[i] );
        }
        else
        {
            for (attachment_map_t::iterator iter = mAttachmentPoints.begin();
                 iter != mAttachmentPoints.end();
                 ++iter)
            {
                LLViewerJointAttachment* attachment = iter->second;
                if (attachment && attachment->getGroup() == i)
                {
                    LLMenuItemCallGL::Params item_params;

                    std::string sub_piemenu_name = attachment->getName();
                    if (LLTrans::getString(sub_piemenu_name) != "")
                    {
                        item_params.label = LLTrans::getString(sub_piemenu_name);
                    }
                    else
                    {
                        item_params.label = sub_piemenu_name;
                    }
                    item_params.name =(item_params.label );
                    item_params.on_click.function_name = "Object.AttachToAvatar";
                    item_params.on_click.parameter = iter->first;
                    item_params.on_enable.function_name = "Object.EnableWear";
                    item_params.on_enable.parameter = iter->first;
                    LLMenuItemCallGL* item = LLUICtrlFactory::create<LLMenuItemCallGL>(item_params);

                    gAttachPieMenu->addChild(item);

                    break;

                }
            }
        }

        if (gDetachBodyPartPieMenus[i])
        {
            gDetachPieMenu->appendContextSubMenu( gDetachBodyPartPieMenus[i] );
            gDetachAttSelfMenu->appendContextSubMenu(gDetachBodyPartPieMenus[i]);
            gDetachAvatarMenu->appendContextSubMenu(gDetachBodyPartPieMenus[i]);
        }
        else
        {
            for (attachment_map_t::iterator iter = mAttachmentPoints.begin();
                 iter != mAttachmentPoints.end();
                 ++iter)
            {
                LLViewerJointAttachment* attachment = iter->second;
                if (attachment && attachment->getGroup() == i)
                {
                    LLMenuItemCallGL::Params item_params;
                    std::string sub_piemenu_name = attachment->getName();
                    if (LLTrans::getString(sub_piemenu_name) != "")
                    {
                        item_params.label = LLTrans::getString(sub_piemenu_name);
                    }
                    else
                    {
                        item_params.label = sub_piemenu_name;
                    }
                    item_params.name =(item_params.label );
                    item_params.on_click.function_name = "Attachment.DetachFromPoint";
                    item_params.on_click.parameter = iter->first;
                    item_params.on_enable.function_name = "Attachment.PointFilled";
                    item_params.on_enable.parameter = iter->first;
                    LLMenuItemCallGL* item = LLUICtrlFactory::create<LLMenuItemCallGL>(item_params);

                    gDetachPieMenu->addChild(item);
                    gDetachAttSelfMenu->addChild(LLUICtrlFactory::create<LLMenuItemCallGL>(item_params));
                    gDetachAvatarMenu->addChild(LLUICtrlFactory::create<LLMenuItemCallGL>(item_params));
                    break;
                }
            }
        }
    }


    // add screen attachments
    for (attachment_map_t::iterator iter = mAttachmentPoints.begin();
         iter != mAttachmentPoints.end();
         ++iter)
    {
        LLViewerJointAttachment* attachment = iter->second;
        if (attachment->getGroup() == 9)
        {
            LLMenuItemCallGL::Params item_params;
            std::string sub_piemenu_name = attachment->getName();
            if (LLTrans::getString(sub_piemenu_name) != "")
            {
                item_params.label = LLTrans::getString(sub_piemenu_name);
            }
            else
            {
                item_params.label = sub_piemenu_name;
            }
            item_params.name =(item_params.label );
            item_params.on_click.function_name = "Object.AttachToAvatar";
            item_params.on_click.parameter = iter->first;
            item_params.on_enable.function_name = "Object.EnableWear";
            item_params.on_enable.parameter = iter->first;
            LLMenuItemCallGL* item = LLUICtrlFactory::create<LLMenuItemCallGL>(item_params);
            gAttachScreenPieMenu->addChild(item);

            item_params.on_click.function_name = "Attachment.DetachFromPoint";
            item_params.on_click.parameter = iter->first;
            item_params.on_enable.function_name = "Attachment.PointFilled";
            item_params.on_enable.parameter = iter->first;
            item = LLUICtrlFactory::create<LLMenuItemCallGL>(item_params);
            gDetachScreenPieMenu->addChild(item);
            gDetachHUDAttSelfMenu->addChild(LLUICtrlFactory::create<LLMenuItemCallGL>(item_params));
            gDetachHUDAvatarMenu->addChild(LLUICtrlFactory::create<LLMenuItemCallGL>(item_params));
        }
    }

    for (S32 pass = 0; pass < 2; pass++)
    {
        // *TODO: Skinning - gAttachSubMenu is an awful, awful hack
        if (!gAttachSubMenu)
        {
            break;
        }
        for (attachment_map_t::iterator iter = mAttachmentPoints.begin();
             iter != mAttachmentPoints.end();
             ++iter)
        {
            LLViewerJointAttachment* attachment = iter->second;
            if (attachment->getIsHUDAttachment() != (pass == 1))
            {
                continue;
            }
            LLMenuItemCallGL::Params item_params;
            std::string sub_piemenu_name = attachment->getName();
            if (LLTrans::getString(sub_piemenu_name) != "")
            {
                item_params.label = LLTrans::getString(sub_piemenu_name);
            }
            else
            {
                item_params.label = sub_piemenu_name;
            }
            item_params.name =(item_params.label );
            item_params.on_click.function_name = "Object.AttachToAvatar";
            item_params.on_click.parameter = iter->first;
            item_params.on_enable.function_name = "Object.EnableWear";
            item_params.on_enable.parameter = iter->first;
            //* TODO: Skinning:
            //LLSD params;
            //params["index"] = iter->first;
            //params["label"] = attachment->getName();
            //item->addEventHandler("on_enable", LLMenuItemCallGL::MenuCallback().function_name("Attachment.Label").parameter(params));

            LLMenuItemCallGL* item = LLUICtrlFactory::create<LLMenuItemCallGL>(item_params);
            gAttachSubMenu->addChild(item);

            item_params.on_click.function_name = "Attachment.DetachFromPoint";
            item_params.on_click.parameter = iter->first;
            item_params.on_enable.function_name = "Attachment.PointFilled";
            item_params.on_enable.parameter = iter->first;
            //* TODO: Skinning: item->addEventHandler("on_enable", LLMenuItemCallGL::MenuCallback().function_name("Attachment.Label").parameter(params));

            item = LLUICtrlFactory::create<LLMenuItemCallGL>(item_params);
            gDetachSubMenu->addChild(item);
        }
        if (pass == 0)
        {
            // put separator between non-hud and hud attachments
            gAttachSubMenu->addSeparator();
            gDetachSubMenu->addSeparator();
        }
    }

    for (S32 group = 0; group < 9; group++)
    {
        // skip over groups that don't have sub menus
        if (!gAttachBodyPartPieMenus[group] || !gDetachBodyPartPieMenus[group])
        {
            continue;
        }

        std::multimap<S32, S32> attachment_pie_menu_map;

        // gather up all attachment points assigned to this group, and throw into map sorted by pie slice number
        for (attachment_map_t::iterator iter = mAttachmentPoints.begin();
             iter != mAttachmentPoints.end();
             ++iter)
        {
            LLViewerJointAttachment* attachment = iter->second;
            if(attachment && attachment->getGroup() == group)
            {
                // use multimap to provide a partial order off of the pie slice key
                S32 pie_index = attachment->getPieSlice();
                attachment_pie_menu_map.insert(std::make_pair(pie_index, iter->first));
            }
        }

        // add in requested order to pie menu, inserting separators as necessary
        for (std::multimap<S32, S32>::iterator attach_it = attachment_pie_menu_map.begin();
             attach_it != attachment_pie_menu_map.end(); ++attach_it)
        {
            S32 attach_index = attach_it->second;

            LLViewerJointAttachment* attachment = get_if_there(mAttachmentPoints, attach_index, (LLViewerJointAttachment*)NULL);
            if (attachment)
            {
                LLMenuItemCallGL::Params item_params;
                item_params.name = attachment->getName();
                item_params.label = LLTrans::getString(attachment->getName());
                item_params.on_click.function_name = "Object.AttachToAvatar";
                item_params.on_click.parameter = attach_index;
                item_params.on_enable.function_name = "Object.EnableWear";
                item_params.on_enable.parameter = attach_index;

                LLMenuItemCallGL* item = LLUICtrlFactory::create<LLMenuItemCallGL>(item_params);
                gAttachBodyPartPieMenus[group]->addChild(item);

                item_params.on_click.function_name = "Attachment.DetachFromPoint";
                item_params.on_click.parameter = attach_index;
                item_params.on_enable.function_name = "Attachment.PointFilled";
                item_params.on_enable.parameter = attach_index;
                item = LLUICtrlFactory::create<LLMenuItemCallGL>(item_params);
                gDetachBodyPartPieMenus[group]->addChild(item);
            }
        }
    }
    return true;
}

void LLVOAvatarSelf::cleanup()
{
    markDead();
    delete mScreenp;
    mScreenp = NULL;
    mRegionp = NULL;
}

LLVOAvatarSelf::~LLVOAvatarSelf()
{
    cleanup();
}

/**
 **
 ** End LLVOAvatarSelf Constructor routines
 **                                                                             **
 *********************************************************************************/

// virtual
bool LLVOAvatarSelf::updateCharacter(LLAgent &agent)
{
    // update screen joint size
    if (mScreenp)
    {
        F32 aspect = LLViewerCamera::getInstance()->getAspect();
        LLVector3 scale(1.f, aspect, 1.f);
        mScreenp->setScale(scale);
        mScreenp->updateWorldMatrixChildren();
        resetHUDAttachments();
    }

    return LLVOAvatar::updateCharacter(agent);
}

// virtual
bool LLVOAvatarSelf::isValid() const
{
    return ((getRegion() != NULL) && !isDead());
}

// virtual
void LLVOAvatarSelf::idleUpdate(LLAgent &agent, const F64 &time)
{
    if (isAgentAvatarValid())
    {
        LLVOAvatar::idleUpdate(agent, time);
        idleUpdateTractorBeam();
    }
}

// virtual
LLJoint *LLVOAvatarSelf::getJoint(const std::string &name)
{
    LLJoint *jointp = NULL;
    jointp = LLVOAvatar::getJoint(name);
    if (!jointp && mScreenp)
    {
        jointp = mScreenp->findJoint(name);
        if (jointp)
        {
            mJointMap[name] = jointp;
        }
    }
    if (jointp && jointp != mScreenp && jointp != mRoot)
    {
        llassert(LLVOAvatar::getJoint((S32)jointp->getJointNum())==jointp);
    }
    return jointp;
}

// virtual
bool LLVOAvatarSelf::setVisualParamWeight(const LLVisualParam *which_param, F32 weight)
{
    if (!which_param)
    {
        return false;
    }
    LLViewerVisualParam *param = (LLViewerVisualParam*) LLCharacter::getVisualParam(which_param->getID());
    return setParamWeight(param,weight);
}

// virtual
bool LLVOAvatarSelf::setVisualParamWeight(const char* param_name, F32 weight)
{
    if (!param_name)
    {
        return false;
    }
    LLViewerVisualParam *param = (LLViewerVisualParam*) LLCharacter::getVisualParam(param_name);
    return setParamWeight(param,weight);
}

// virtual
bool LLVOAvatarSelf::setVisualParamWeight(S32 index, F32 weight)
{
    LLViewerVisualParam *param = (LLViewerVisualParam*) LLCharacter::getVisualParam(index);
    return setParamWeight(param,weight);
}

bool LLVOAvatarSelf::setParamWeight(const LLViewerVisualParam *param, F32 weight)
{
    if (!param)
    {
        return false;
    }

    if (param->getCrossWearable())
    {
        LLWearableType::EType type = (LLWearableType::EType)param->getWearableType();
        U32 size = gAgentWearables.getWearableCount(type);
        for (U32 count = 0; count < size; ++count)
        {
            LLViewerWearable *wearable = gAgentWearables.getViewerWearable(type,count);
            if (wearable)
            {
                wearable->setVisualParamWeight(param->getID(), weight);
            }
        }
    }

    return LLCharacter::setVisualParamWeight(param,weight);
}

/*virtual*/
void LLVOAvatarSelf::updateVisualParams()
{
    LLVOAvatar::updateVisualParams();
}

void LLVOAvatarSelf::writeWearablesToAvatar()
{
    for (U32 type = 0; type < LLWearableType::WT_COUNT; type++)
    {
        LLWearable *wearable = gAgentWearables.getTopWearable((LLWearableType::EType)type);
        if (wearable)
        {
            wearable->writeToAvatar(this);
        }
    }

}

/*virtual*/
void LLVOAvatarSelf::idleUpdateAppearanceAnimation()
{
    // Animate all top-level wearable visual parameters
    gAgentWearables.animateAllWearableParams(calcMorphAmount());

    // Apply wearable visual params to avatar
    writeWearablesToAvatar();

    //allow avatar to process updates
    LLVOAvatar::idleUpdateAppearanceAnimation();

}

// virtual
void LLVOAvatarSelf::requestStopMotion(LLMotion* motion)
{
    // Only agent avatars should handle the stop motion notifications.

    // Notify agent that motion has stopped
    gAgent.requestStopMotion(motion);
}

// virtual
bool LLVOAvatarSelf::hasMotionFromSource(const LLUUID& source_id)
{
    AnimSourceIterator motion_it = mAnimationSources.find(source_id);
    return motion_it != mAnimationSources.end();
}

// virtual
void LLVOAvatarSelf::stopMotionFromSource(const LLUUID& source_id)
{
    for (AnimSourceIterator motion_it = mAnimationSources.find(source_id); motion_it != mAnimationSources.end(); )
    {
        gAgent.sendAnimationRequest(motion_it->second, ANIM_REQUEST_STOP);
        mAnimationSources.erase(motion_it);
        // Must find() after each erase() to deal with potential iterator invalidation
        // This also ensures that we don't go past the end of this source's animations
        // into those of another source.
        motion_it = mAnimationSources.find(source_id);
    }


    LLViewerObject* object = gObjectList.findObject(source_id);
    if (object)
    {
        object->setFlagsWithoutUpdate(FLAGS_ANIM_SOURCE, false);
    }
}

void LLVOAvatarSelf::setLocalTextureTE(U8 te, LLViewerTexture* image, U32 index)
{
    if (te >= TEX_NUM_INDICES)
    {
        llassert(0);
        return;
    }

    if (getTEImage(te)->getID() == image->getID())
    {
        return;
    }

    if (isIndexBakedTexture((ETextureIndex)te))
    {
        llassert(0);
        return;
    }

    setTEImage(te, image);
}

//virtual
void LLVOAvatarSelf::removeMissingBakedTextures()
{
    bool removed = false;
    for (U32 i = 0; i < mBakedTextureDatas.size(); i++)
    {
        const S32 te = mBakedTextureDatas[i].mTextureIndex;
        const LLViewerTexture* tex = getTEImage(te);

        // Replace with default if we can't find the asset, assuming the
        // default is actually valid (which it should be unless something
        // is seriously wrong).
        if (!tex || tex->isMissingAsset())
        {
            LLViewerTexture *imagep = LLViewerTextureManager::getFetchedTexture(IMG_DEFAULT_AVATAR);
            if (imagep && imagep != tex)
            {
                setTEImage(te, imagep);
                removed = true;
            }
        }
    }

    if (removed)
    {
        for (U32 i = 0; i < mBakedTextureDatas.size(); i++)
        {
            LLViewerTexLayerSet *layerset = getTexLayerSet(i);
            layerset->setUpdatesEnabled(true);
            invalidateComposite(layerset);
        }
        updateMeshTextures();
    }
}

void LLVOAvatarSelf::onSimulatorFeaturesReceived(const LLUUID& region_id)
{
    LL_INFOS("Avatar") << "simulator features received, setting hover based on region props" << LL_ENDL;
    setHoverIfRegionEnabled();
}

//virtual
void LLVOAvatarSelf::updateRegion(LLViewerRegion *regionp)
{
    // Save the global position
    LLVector3d global_pos_from_old_region = getPositionGlobal();

    // Change the region
    setRegion(regionp);

    if (regionp)
    {   // Set correct region-relative position from global coordinates
        setPositionGlobal(global_pos_from_old_region);

        // Diagnostic info
        //LLVector3d pos_from_new_region = getPositionGlobal();
        //LL_INFOS() << "pos_from_old_region is " << global_pos_from_old_region
        //  << " while pos_from_new_region is " << pos_from_new_region
        //  << LL_ENDL;

        // Update hover height, or schedule callback, based on whether
        // it's supported in this region.
        if (regionp->simulatorFeaturesReceived())
        {
            setHoverIfRegionEnabled();
        }
        else
        {
            regionp->setSimulatorFeaturesReceivedCallback(boost::bind(&LLVOAvatarSelf::onSimulatorFeaturesReceived,this,_1));
        }
    }

    if (!regionp || (regionp->getHandle() != mLastRegionHandle))
    {
        if (mLastRegionHandle != 0)
        {
            ++mRegionCrossingCount;
            F64Seconds delta(mRegionCrossingTimer.getElapsedTimeF32());
            record(LLStatViewer::REGION_CROSSING_TIME, delta);

            // Diagnostics
            LL_INFOS() << "Region crossing took " << (F32)(delta * 1000.0).value() << " ms " << LL_ENDL;
        }
        if (regionp)
        {
            mLastRegionHandle = regionp->getHandle();
        }
    }
    mRegionCrossingTimer.reset();
    LLViewerObject::updateRegion(regionp);
}

//--------------------------------------------------------------------
// draw tractor (selection) beam when editing objects
//--------------------------------------------------------------------
//virtual
void LLVOAvatarSelf::idleUpdateTractorBeam()
{
    // This is only done for yourself (maybe it should be in the agent?)
    if (!needsRenderBeam() || !isBuilt())
    {
        mBeam = NULL;
    }
    else if (!mBeam || mBeam->isDead())
    {
        // VEFFECT: Tractor Beam
        mBeam = (LLHUDEffectSpiral *)LLHUDManager::getInstance()->createViewerEffect(LLHUDObject::LL_HUD_EFFECT_BEAM);
        mBeam->setColor(LLColor4U(gAgent.getEffectColor()));
        mBeam->setSourceObject(this);
        mBeamTimer.reset();
    }

    if (!mBeam.isNull())
    {
        LLObjectSelectionHandle selection = LLSelectMgr::getInstance()->getSelection();

        if (gAgentCamera.mPointAt.notNull())
        {
            // get point from pointat effect
            mBeam->setPositionGlobal(gAgentCamera.mPointAt->getPointAtPosGlobal());
            mBeam->triggerLocal();
        }
        else if (selection->getFirstRootObject() &&
                selection->getSelectType() != SELECT_TYPE_HUD)
        {
            LLViewerObject* objectp = selection->getFirstRootObject();
            mBeam->setTargetObject(objectp);
        }
        else
        {
            mBeam->setTargetObject(NULL);
            LLTool *tool = LLToolMgr::getInstance()->getCurrentTool();
            if (tool->isEditing())
            {
                if (tool->getEditingObject())
                {
                    mBeam->setTargetObject(tool->getEditingObject());
                }
                else
                {
                    mBeam->setPositionGlobal(tool->getEditingPointGlobal());
                }
            }
            else
            {
                const LLPickInfo& pick = gViewerWindow->getLastPick();
                mBeam->setPositionGlobal(pick.mPosGlobal);
            }

        }
        if (mBeamTimer.getElapsedTimeF32() > 0.25f)
        {
            mBeam->setColor(LLColor4U(gAgent.getEffectColor()));
            mBeam->setNeedsSendToSim(true);
            mBeamTimer.reset();
        }
    }
}

//-----------------------------------------------------------------------------
// restoreMeshData()
//-----------------------------------------------------------------------------
// virtual
void LLVOAvatarSelf::restoreMeshData()
{
    //LL_INFOS() << "Restoring" << LL_ENDL;
    mMeshValid = true;
    updateJointLODs();
    updateAttachmentVisibility(gAgentCamera.getCameraMode());

    // force mesh update as LOD might not have changed to trigger this
    gPipeline.markRebuild(mDrawable, LLDrawable::REBUILD_GEOMETRY);
}



//-----------------------------------------------------------------------------
// updateAttachmentVisibility()
//-----------------------------------------------------------------------------
void LLVOAvatarSelf::updateAttachmentVisibility(U32 camera_mode)
{
    for (attachment_map_t::iterator iter = mAttachmentPoints.begin();
         iter != mAttachmentPoints.end();
         ++iter)
    {
        LLViewerJointAttachment* attachment = iter->second;
        if (attachment->getIsHUDAttachment())
        {
            attachment->setAttachmentVisibility(true);
        }
        else
        {
            switch (camera_mode)
            {
                case CAMERA_MODE_MOUSELOOK:
                    if ((LLVOAvatar::sVisibleInFirstPerson && attachment->getVisibleInFirstPerson()) || gPipeline.mHeroProbeManager.isMirrorPass())
                    {
                        attachment->setAttachmentVisibility(true);
                    }
                    else
                    {
                        attachment->setAttachmentVisibility(false);
                    }
                    break;
                default:
                    attachment->setAttachmentVisibility(true);
                    break;
            }
        }
    }
}

//-----------------------------------------------------------------------------
// updatedWearable( LLWearableType::EType type )
// forces an update to any baked textures relevant to type.
// will force an upload of the resulting bake if the second parameter is true
//-----------------------------------------------------------------------------
void LLVOAvatarSelf::wearableUpdated(LLWearableType::EType type)
{
    for (LLAvatarAppearanceDictionary::BakedTextures::const_iterator baked_iter = sAvatarDictionary->getBakedTextures().begin();
         baked_iter != sAvatarDictionary->getBakedTextures().end();
         ++baked_iter)
    {
        const LLAvatarAppearanceDictionary::BakedEntry *baked_dict = baked_iter->second;
        const LLAvatarAppearanceDefines::EBakedTextureIndex index = baked_iter->first;

        if (baked_dict)
        {
            for (LLAvatarAppearanceDefines::wearables_vec_t::const_iterator type_iter = baked_dict->mWearables.begin();
                type_iter != baked_dict->mWearables.end();
                 ++type_iter)
            {
                const LLWearableType::EType comp_type = *type_iter;
                if (comp_type == type)
                {
                    LLViewerTexLayerSet *layerset = getLayerSet(index);
                    if (layerset)
                    {
                        layerset->setUpdatesEnabled(true);
                        invalidateComposite(layerset);
                    }
                    break;
                }
            }
        }
    }
}

//-----------------------------------------------------------------------------
// isWearingAttachment()
//-----------------------------------------------------------------------------
bool LLVOAvatarSelf::isWearingAttachment(const LLUUID& inv_item_id) const
{
    const LLUUID& base_inv_item_id = gInventory.getLinkedItemID(inv_item_id);
    for (attachment_map_t::const_iterator iter = mAttachmentPoints.begin();
         iter != mAttachmentPoints.end();
         ++iter)
    {
        const LLViewerJointAttachment* attachment = iter->second;
        if (attachment->getAttachedObject(base_inv_item_id))
        {
            return true;
        }
    }
    return false;
}

//-----------------------------------------------------------------------------
// getWornAttachment()
//-----------------------------------------------------------------------------
LLViewerObject* LLVOAvatarSelf::getWornAttachment(const LLUUID& inv_item_id)
{
    const LLUUID& base_inv_item_id = gInventory.getLinkedItemID(inv_item_id);
    for (attachment_map_t::const_iterator iter = mAttachmentPoints.begin();
         iter != mAttachmentPoints.end();
         ++iter)
    {
        LLViewerJointAttachment* attachment = iter->second;
        if (LLViewerObject *attached_object = attachment->getAttachedObject(base_inv_item_id))
        {
            return attached_object;
        }
    }
    return NULL;
}

bool LLVOAvatarSelf::getAttachedPointName(const LLUUID& inv_item_id, std::string& name) const
{
    LL_PROFILE_ZONE_SCOPED_CATEGORY_AVATAR;
    if (!gInventory.getItem(inv_item_id))
    {
        name = "ATTACHMENT_MISSING_ITEM";
        return false;
    }
    const LLUUID& base_inv_item_id = gInventory.getLinkedItemID(inv_item_id);
    if (!gInventory.getItem(base_inv_item_id))
    {
        name = "ATTACHMENT_MISSING_BASE_ITEM";
        return false;
    }
    for (attachment_map_t::const_iterator iter = mAttachmentPoints.begin();
         iter != mAttachmentPoints.end();
         ++iter)
    {
        const LLViewerJointAttachment* attachment = iter->second;
        if (attachment->getAttachedObject(base_inv_item_id))
        {
            name = attachment->getName();
            return true;
        }
    }

    name = "ATTACHMENT_NOT_ATTACHED";
    return false;
}

//virtual
const LLViewerJointAttachment *LLVOAvatarSelf::attachObject(LLViewerObject *viewer_object)
{
    const LLViewerJointAttachment *attachment = LLVOAvatar::attachObject(viewer_object);
    if (!attachment)
    {
        return 0;
    }

    updateAttachmentVisibility(gAgentCamera.getCameraMode());

    // Then make sure the inventory is in sync with the avatar.

    // Should just be the last object added
    if (attachment->isObjectAttached(viewer_object))
    {
        const LLUUID& attachment_id = viewer_object->getAttachmentItemID();
        LLAppearanceMgr::instance().registerAttachment(attachment_id);
        updateLODRiggedAttachments();
    }

    return attachment;
}

//virtual
bool LLVOAvatarSelf::detachObject(LLViewerObject *viewer_object)
{
    const LLUUID attachment_id = viewer_object->getAttachmentItemID();
    if ( LLVOAvatar::detachObject(viewer_object) )
    {
        // the simulator should automatically handle permission revocation

        stopMotionFromSource(attachment_id);
        LLFollowCamMgr::getInstance()->setCameraActive(viewer_object->getID(), false);

        LLViewerObject::const_child_list_t& child_list = viewer_object->getChildren();
        for (LLViewerObject::child_list_t::const_iterator iter = child_list.begin();
             iter != child_list.end();
             ++iter)
        {
            LLViewerObject* child_objectp = *iter;
            // the simulator should automatically handle
            // permissions revocation

            stopMotionFromSource(child_objectp->getID());
            LLFollowCamMgr::getInstance()->setCameraActive(child_objectp->getID(), false);
        }

        // Make sure the inventory is in sync with the avatar.

        // Update COF contents, don't trigger appearance update.
        if (!isAgentAvatarValid())
        {
            LL_INFOS() << "removeItemLinks skipped, avatar is under destruction" << LL_ENDL;
        }
        else
        {
            LLAppearanceMgr::instance().unregisterAttachment(attachment_id);
        }

        return true;
    }
    return false;
}

bool LLVOAvatarSelf::hasAttachmentsInTrash()
{
    const LLUUID trash_id = gInventory.findCategoryUUIDForType(LLFolderType::FT_TRASH);

    for (attachment_map_t::const_iterator iter = mAttachmentPoints.begin(); iter != mAttachmentPoints.end(); ++iter)
    {
        LLViewerJointAttachment *attachment = iter->second;
        for (LLViewerJointAttachment::attachedobjs_vec_t::iterator attachment_iter = attachment->mAttachedObjects.begin();
             attachment_iter != attachment->mAttachedObjects.end();
             ++attachment_iter)
        {
            LLViewerObject *attached_object = attachment_iter->get();
            if (attached_object && gInventory.isObjectDescendentOf(attached_object->getAttachmentItemID(), trash_id))
            {
                return true;
            }
        }
    }
    return false;
}

// static
bool LLVOAvatarSelf::detachAttachmentIntoInventory(const LLUUID &item_id)
{
    LLInventoryItem* item = gInventory.getItem(item_id);
    if (item)
    {
        gMessageSystem->newMessageFast(_PREHASH_DetachAttachmentIntoInv);
        gMessageSystem->nextBlockFast(_PREHASH_ObjectData);
        gMessageSystem->addUUIDFast(_PREHASH_AgentID, gAgent.getID());
        gMessageSystem->addUUIDFast(_PREHASH_ItemID, item_id);
        gMessageSystem->sendReliable(gAgent.getRegionHost());

        // This object might have been selected, so let the selection manager know it's gone now
        LLViewerObject *found_obj = gObjectList.findObject(item_id);
        if (found_obj)
        {
            LLSelectMgr::getInstance()->remove(found_obj);
        }

        // Error checking in case this object was attached to an invalid point
        // In that case, just remove the item from COF preemptively since detach
        // will fail.
        if (isAgentAvatarValid())
        {
            const LLViewerObject *attached_obj = gAgentAvatarp->getWornAttachment(item_id);
            if (!attached_obj)
            {
                LLAppearanceMgr::instance().removeCOFItemLinks(item_id);
            }
        }
        return true;
    }
    return false;
}

U32 LLVOAvatarSelf::getNumWearables(LLAvatarAppearanceDefines::ETextureIndex i) const
{
    LLWearableType::EType type = sAvatarDictionary->getTEWearableType(i);
    return gAgentWearables.getWearableCount(type);
}

// virtual
void LLVOAvatarSelf::localTextureLoaded(bool success, LLViewerFetchedTexture *src_vi, LLImageRaw* src_raw, LLImageRaw* aux_src, S32 discard_level, bool final, void* userdata)
{

    const LLUUID& src_id = src_vi->getID();
    LLAvatarTexData *data = (LLAvatarTexData *)userdata;
    ETextureIndex index = data->mIndex;
    if (!isIndexLocalTexture(index)) return;

    LLLocalTextureObject *local_tex_obj = getLocalTextureObject(index, 0);

    // fix for EXT-268. Preventing using of NULL pointer
    if(NULL == local_tex_obj)
    {
        LL_WARNS("TAG") << "There is no Local Texture Object with index: " << index
            << ", final: " << final
            << LL_ENDL;
        return;
    }
    if (success)
    {
        if (!local_tex_obj->getBakedReady() &&
            local_tex_obj->getImage() != NULL &&
            (local_tex_obj->getID() == src_id) &&
            discard_level < local_tex_obj->getDiscard())
        {
            local_tex_obj->setDiscard(discard_level);
            requestLayerSetUpdate(index);
            if (isEditingAppearance())
            {
                LLVisualParamHint::requestHintUpdates();
            }
            updateMeshTextures();
        }
    }
    else if (final)
    {
        // Failed: asset is missing
        if (!local_tex_obj->getBakedReady() &&
            local_tex_obj->getImage() != NULL &&
            local_tex_obj->getImage()->getID() == src_id)
        {
            local_tex_obj->setDiscard(0);
            requestLayerSetUpdate(index);
            updateMeshTextures();
        }
    }
}

// virtual
bool LLVOAvatarSelf::getLocalTextureGL(ETextureIndex type, LLViewerTexture** tex_pp, U32 index) const
{
    *tex_pp = NULL;

    if (!isIndexLocalTexture(type)) return false;
    if (getLocalTextureID(type, index) == IMG_DEFAULT_AVATAR) return true;

    const LLLocalTextureObject *local_tex_obj = getLocalTextureObject(type, index);
    if (!local_tex_obj)
    {
        return false;
    }
    *tex_pp = dynamic_cast<LLViewerTexture*> (local_tex_obj->getImage());
    return true;
}

LLViewerFetchedTexture* LLVOAvatarSelf::getLocalTextureGL(LLAvatarAppearanceDefines::ETextureIndex type, U32 index) const
{
    if (!isIndexLocalTexture(type))
    {
        return NULL;
    }

    const LLLocalTextureObject *local_tex_obj = getLocalTextureObject(type, index);
    if (!local_tex_obj)
    {
        return NULL;
    }
    if (local_tex_obj->getID() == IMG_DEFAULT_AVATAR)
    {
        return LLViewerTextureManager::getFetchedTexture(IMG_DEFAULT_AVATAR);
    }
    return dynamic_cast<LLViewerFetchedTexture*> (local_tex_obj->getImage());
}

const LLUUID& LLVOAvatarSelf::getLocalTextureID(ETextureIndex type, U32 index) const
{
    if (!isIndexLocalTexture(type)) return IMG_DEFAULT_AVATAR;

    const LLLocalTextureObject *local_tex_obj = getLocalTextureObject(type, index);
    if (local_tex_obj && local_tex_obj->getImage() != NULL)
    {
        return local_tex_obj->getImage()->getID();
    }
    return IMG_DEFAULT_AVATAR;
}


//-----------------------------------------------------------------------------
// isLocalTextureDataAvailable()
// Returns true if at least the lowest quality discard level exists for every texture
// in the layerset.
//-----------------------------------------------------------------------------
bool LLVOAvatarSelf::isLocalTextureDataAvailable(const LLViewerTexLayerSet* layerset) const
{
    /* if (layerset == mBakedTextureDatas[BAKED_HEAD].mTexLayerSet)
       return getLocalDiscardLevel(TEX_HEAD_BODYPAINT) >= 0; */
    for (LLAvatarAppearanceDictionary::BakedTextures::const_iterator baked_iter = sAvatarDictionary->getBakedTextures().begin();
         baked_iter != sAvatarDictionary->getBakedTextures().end();
         ++baked_iter)
    {
        const EBakedTextureIndex baked_index = baked_iter->first;
        if (layerset == mBakedTextureDatas[baked_index].mTexLayerSet)
        {
            bool ret = true;
            const LLAvatarAppearanceDictionary::BakedEntry *baked_dict = baked_iter->second;
            for (texture_vec_t::const_iterator local_tex_iter = baked_dict->mLocalTextures.begin();
                 local_tex_iter != baked_dict->mLocalTextures.end();
                 ++local_tex_iter)
            {
                const ETextureIndex tex_index = *local_tex_iter;
                const LLWearableType::EType wearable_type = sAvatarDictionary->getTEWearableType(tex_index);
                const U32 wearable_count = gAgentWearables.getWearableCount(wearable_type);
                for (U32 wearable_index = 0; wearable_index < wearable_count; wearable_index++)
                {
                    bool tex_avail = (getLocalDiscardLevel(tex_index, wearable_index) >= 0);
                    ret &= tex_avail;
                }
            }
            return ret;
        }
    }
    llassert(0);
    return false;
}

//-----------------------------------------------------------------------------
// virtual
// isLocalTextureDataFinal()
// Returns true if the highest quality discard level exists for every texture
// in the layerset.
//-----------------------------------------------------------------------------
bool LLVOAvatarSelf::isLocalTextureDataFinal(const LLViewerTexLayerSet* layerset) const
{
    const U32 desired_tex_discard_level = gSavedSettings.getU32("TextureDiscardLevel");
    // const U32 desired_tex_discard_level = 0; // hack to not bake textures on lower discard levels.

    for (U32 i = 0; i < mBakedTextureDatas.size(); i++)
    {
        if (layerset == mBakedTextureDatas[i].mTexLayerSet)
        {
            const LLAvatarAppearanceDictionary::BakedEntry *baked_dict = sAvatarDictionary->getBakedTexture((EBakedTextureIndex)i);
            for (texture_vec_t::const_iterator local_tex_iter = baked_dict->mLocalTextures.begin();
                 local_tex_iter != baked_dict->mLocalTextures.end();
                 ++local_tex_iter)
            {
                const ETextureIndex tex_index = *local_tex_iter;
                const LLWearableType::EType wearable_type = sAvatarDictionary->getTEWearableType(tex_index);
                const U32 wearable_count = gAgentWearables.getWearableCount(wearable_type);
                for (U32 wearable_index = 0; wearable_index < wearable_count; wearable_index++)
                {
                    S32 local_discard_level = getLocalDiscardLevel(*local_tex_iter, wearable_index);
                    if ((local_discard_level > (S32)(desired_tex_discard_level)) ||
                        (local_discard_level < 0 ))
                    {
                        return false;
                    }
                }
            }
            return true;
        }
    }
    llassert(0);
    return false;
}


bool LLVOAvatarSelf::isAllLocalTextureDataFinal() const
{
    const U32 desired_tex_discard_level = gSavedSettings.getU32("TextureDiscardLevel");
    // const U32 desired_tex_discard_level = 0; // hack to not bake textures on lower discard levels

    for (U32 i = 0; i < mBakedTextureDatas.size(); i++)
    {
        const LLAvatarAppearanceDictionary::BakedEntry *baked_dict = sAvatarDictionary->getBakedTexture((EBakedTextureIndex)i);
        for (texture_vec_t::const_iterator local_tex_iter = baked_dict->mLocalTextures.begin();
             local_tex_iter != baked_dict->mLocalTextures.end();
             ++local_tex_iter)
        {
            const ETextureIndex tex_index = *local_tex_iter;
            const LLWearableType::EType wearable_type = sAvatarDictionary->getTEWearableType(tex_index);
            const U32 wearable_count = gAgentWearables.getWearableCount(wearable_type);
            for (U32 wearable_index = 0; wearable_index < wearable_count; wearable_index++)
            {
                S32 local_discard_level = getLocalDiscardLevel(*local_tex_iter, wearable_index);
                if ((local_discard_level > (S32)(desired_tex_discard_level)) ||
                    (local_discard_level < 0 ))
                {
                    return false;
                }
            }
        }
    }
    return true;
}

bool LLVOAvatarSelf::isTextureDefined(LLAvatarAppearanceDefines::ETextureIndex type, U32 index) const
{
    LLUUID id;
    bool isDefined = true;
    if (isIndexLocalTexture(type))
    {
        const LLWearableType::EType wearable_type = sAvatarDictionary->getTEWearableType(type);
        const U32 wearable_count = gAgentWearables.getWearableCount(wearable_type);
        if (index >= wearable_count)
        {
            // invalid index passed in. check all textures of a given type
            for (U32 wearable_index = 0; wearable_index < wearable_count; wearable_index++)
            {
                id = getLocalTextureID(type, wearable_index);
                isDefined &= (id != IMG_DEFAULT_AVATAR && id != IMG_DEFAULT);
            }
        }
        else
        {
            id = getLocalTextureID(type, index);
            isDefined &= (id != IMG_DEFAULT_AVATAR && id != IMG_DEFAULT);
        }
    }
    else
    {
        id = getTEImage(type)->getID();
        isDefined &= (id != IMG_DEFAULT_AVATAR && id != IMG_DEFAULT);
    }

    return isDefined;
}

//virtual
bool LLVOAvatarSelf::isTextureVisible(LLAvatarAppearanceDefines::ETextureIndex type, U32 index) const
{
    if (isIndexBakedTexture(type))
    {
        return LLVOAvatar::isTextureVisible(type, (U32)0);
    }

    LLUUID tex_id = getLocalTextureID(type,index);
    return (tex_id != IMG_INVISIBLE)
            || (LLDrawPoolAlpha::sShowDebugAlpha);
}

//virtual
bool LLVOAvatarSelf::isTextureVisible(LLAvatarAppearanceDefines::ETextureIndex type, LLViewerWearable *wearable) const
{
    if (isIndexBakedTexture(type))
    {
        return LLVOAvatar::isTextureVisible(type);
    }

    U32 index;
    if (gAgentWearables.getWearableIndex(wearable,index))
    {
        return isTextureVisible(type,index);
    }
    else
    {
        LL_WARNS() << "Wearable not found" << LL_ENDL;
        return false;
    }
}

bool LLVOAvatarSelf::areTexturesCurrent() const
{
    return gAgentWearables.areWearablesLoaded();
}

void LLVOAvatarSelf::invalidateComposite( LLTexLayerSet* layerset)
{
    LLViewerTexLayerSet *layer_set = dynamic_cast<LLViewerTexLayerSet*>(layerset);
    if( !layer_set || !layer_set->getUpdatesEnabled() )
    {
        return;
    }
    // LL_INFOS() << "LLVOAvatar::invalidComposite() " << layerset->getBodyRegionName() << LL_ENDL;

    layer_set->requestUpdate();
    layer_set->invalidateMorphMasks();
}

void LLVOAvatarSelf::invalidateAll()
{
    for (U32 i = 0; i < mBakedTextureDatas.size(); i++)
    {
        LLViewerTexLayerSet *layerset = getTexLayerSet(i);
        invalidateComposite(layerset);
    }
    //mDebugSelfLoadTimer.reset();
}

//-----------------------------------------------------------------------------
// setCompositeUpdatesEnabled()
//-----------------------------------------------------------------------------
void LLVOAvatarSelf::setCompositeUpdatesEnabled( bool b )
{
    for (U32 i = 0; i < mBakedTextureDatas.size(); i++)
    {
        setCompositeUpdatesEnabled(i, b);
    }
}

void LLVOAvatarSelf::setCompositeUpdatesEnabled(U32 index, bool b)
{
    LLViewerTexLayerSet *layerset = getTexLayerSet(index);
    if (layerset )
    {
        layerset->setUpdatesEnabled( b );
    }
}

bool LLVOAvatarSelf::isCompositeUpdateEnabled(U32 index)
{
    LLViewerTexLayerSet *layerset = getTexLayerSet(index);
    if (layerset)
    {
        return layerset->getUpdatesEnabled();
    }
    return false;
}

void LLVOAvatarSelf::setupComposites()
{
    for (U32 i = 0; i < mBakedTextureDatas.size(); i++)
    {
        ETextureIndex tex_index = mBakedTextureDatas[i].mTextureIndex;
        bool layer_baked = isTextureDefined(tex_index, gAgentWearables.getWearableCount(tex_index));
        LLViewerTexLayerSet *layerset = getTexLayerSet(i);
        if (layerset)
        {
            layerset->setUpdatesEnabled(!layer_baked);
        }
    }
}

void LLVOAvatarSelf::updateComposites()
{
    for (U32 i = 0; i < mBakedTextureDatas.size(); i++)
    {
        LLViewerTexLayerSet *layerset = getTexLayerSet(i);
        if (layerset
            && ((i != BAKED_SKIRT) || isWearingWearableType(LLWearableType::WT_SKIRT)))
        {
            layerset->updateComposite();
        }
    }
}

// virtual
S32 LLVOAvatarSelf::getLocalDiscardLevel(ETextureIndex type, U32 wearable_index) const
{
    if (!isIndexLocalTexture(type)) return false;

    const LLLocalTextureObject *local_tex_obj = getLocalTextureObject(type, wearable_index);
    if (local_tex_obj)
    {
        const LLViewerFetchedTexture* image = dynamic_cast<LLViewerFetchedTexture*>( local_tex_obj->getImage() );
        if (type >= 0
            && local_tex_obj->getID() != IMG_DEFAULT_AVATAR
            && !image->isMissingAsset())
        {
            return image->getDiscardLevel();
        }
        else
        {
            // We don't care about this (no image associated with the layer) treat as fully loaded.
            return 0;
        }
    }
    return 0;
}

// virtual
// Counts the memory footprint of local textures.
void LLVOAvatarSelf::getLocalTextureByteCount(S32* gl_bytes) const
{
    *gl_bytes = 0;
    for (S32 type = 0; type < TEX_NUM_INDICES; type++)
    {
        if (!isIndexLocalTexture((ETextureIndex)type)) continue;
        U32 max_tex = getNumWearables((ETextureIndex) type);
        for (U32 num = 0; num < max_tex; num++)
        {
            const LLLocalTextureObject *local_tex_obj = getLocalTextureObject((ETextureIndex) type, num);
            if (local_tex_obj)
            {
                const LLViewerFetchedTexture* image_gl = dynamic_cast<LLViewerFetchedTexture*>( local_tex_obj->getImage() );
                if (image_gl)
                {
                    S32 bytes = (S32)image_gl->getWidth() * image_gl->getHeight() * image_gl->getComponents();

                    if (image_gl->hasGLTexture())
                    {
                        *gl_bytes += bytes;
                    }
                }
            }
        }
    }
}

// virtual
void LLVOAvatarSelf::setLocalTexture(ETextureIndex type, LLViewerTexture* src_tex, bool baked_version_ready, U32 index)
{
    if (!isIndexLocalTexture(type)) return;

    LLViewerFetchedTexture* tex = LLViewerTextureManager::staticCastToFetchedTexture(src_tex, true) ;
    if(!tex)
    {
        return ;
    }

    S32 desired_discard = isSelf() ? 0 : 2;
    LLLocalTextureObject *local_tex_obj = getLocalTextureObject(type,index);
    if (!local_tex_obj)
    {
        if (type >= TEX_NUM_INDICES)
        {
            LL_ERRS() << "Tried to set local texture with invalid type: (" << (U32) type << ", " << index << ")" << LL_ENDL;
            return;
        }
        LLWearableType::EType wearable_type = sAvatarDictionary->getTEWearableType(type);
        if (!gAgentWearables.getViewerWearable(wearable_type,index))
        {
            // no wearable is loaded, cannot set the texture.
            return;
        }
        gAgentWearables.addLocalTextureObject(wearable_type,type,index);
        local_tex_obj = getLocalTextureObject(type,index);
        if (!local_tex_obj)
        {
            LL_ERRS() << "Unable to create LocalTextureObject for wearable type & index: (" << (U32) wearable_type << ", " << index << ")" << LL_ENDL;
            return;
        }

        LLViewerTexLayerSet *layer_set = getLayerSet(type);
        if (layer_set)
        {
            layer_set->cloneTemplates(local_tex_obj, type, gAgentWearables.getViewerWearable(wearable_type,index));
        }

    }
    if (!baked_version_ready)
    {
        if (tex != local_tex_obj->getImage() || local_tex_obj->getBakedReady())
        {
            local_tex_obj->setDiscard(MAX_DISCARD_LEVEL+1);
        }
        if (tex->getID() != IMG_DEFAULT_AVATAR)
        {
            if (local_tex_obj->getDiscard() > desired_discard)
            {
                S32 tex_discard = tex->getDiscardLevel();
                if (tex_discard >= 0 && tex_discard <= desired_discard)
                {
                    local_tex_obj->setDiscard(tex_discard);
                    if (isSelf())
                    {
                        requestLayerSetUpdate(type);
                        if (isEditingAppearance())
                        {
                            LLVisualParamHint::requestHintUpdates();
                        }
                    }
                }
                else
                {
                    tex->setLoadedCallback(onLocalTextureLoaded, desired_discard, true, false, new LLAvatarTexData(getID(), type), NULL);
                }
            }
            tex->setMinDiscardLevel(desired_discard);
        }
    }
    local_tex_obj->setImage(tex);
    local_tex_obj->setID(tex->getID());
    setBakedReady(type,baked_version_ready,index);
}

//virtual
void LLVOAvatarSelf::setBakedReady(LLAvatarAppearanceDefines::ETextureIndex type, bool baked_version_exists, U32 index)
{
    if (!isIndexLocalTexture(type)) return;
    LLLocalTextureObject *local_tex_obj = getLocalTextureObject(type,index);
    if (local_tex_obj)
    {
        local_tex_obj->setBakedReady( baked_version_exists );
    }
}


// virtual
void LLVOAvatarSelf::dumpLocalTextures() const
{
    LL_INFOS() << "Local Textures:" << LL_ENDL;

    /* ETextureIndex baked_equiv[] = {
       TEX_UPPER_BAKED,
       if (isTextureDefined(baked_equiv[i])) */
    for (LLAvatarAppearanceDictionary::Textures::const_iterator iter = sAvatarDictionary->getTextures().begin();
         iter != sAvatarDictionary->getTextures().end();
         ++iter)
    {
        const LLAvatarAppearanceDictionary::TextureEntry *texture_dict = iter->second;
        if (!texture_dict->mIsLocalTexture || !texture_dict->mIsUsedByBakedTexture)
            continue;

        const EBakedTextureIndex baked_index = texture_dict->mBakedTextureIndex;
        const ETextureIndex baked_equiv = sAvatarDictionary->getBakedTexture(baked_index)->mTextureIndex;

        const std::string &name = texture_dict->mName;
        const LLLocalTextureObject *local_tex_obj = getLocalTextureObject(iter->first, 0);
        // index is baked texture - index is not relevant. putting in 0 as placeholder
        if (isTextureDefined(baked_equiv, 0))
        {
#if LL_RELEASE_FOR_DOWNLOAD
            // End users don't get to trivially see avatar texture IDs, makes textures
            // easier to steal. JC
            LL_INFOS() << "LocTex " << name << ": Baked " << LL_ENDL;
#else
            LL_INFOS() << "LocTex " << name << ": Baked " << getTEImage(baked_equiv)->getID() << LL_ENDL;
#endif
        }
        else if (local_tex_obj && local_tex_obj->getImage() != NULL)
        {
            if (local_tex_obj->getImage()->getID() == IMG_DEFAULT_AVATAR)
            {
                LL_INFOS() << "LocTex " << name << ": None" << LL_ENDL;
            }
            else
            {
                LLViewerFetchedTexture* image = dynamic_cast<LLViewerFetchedTexture*>( local_tex_obj->getImage() );

                LL_INFOS() << "LocTex " << name << ": "
                        << "Discard " << image->getDiscardLevel() << ", "
                        << "(" << image->getWidth() << ", " << image->getHeight() << ") "
#if !LL_RELEASE_FOR_DOWNLOAD
                    // End users don't get to trivially see avatar texture IDs,
                    // makes textures easier to steal
                        << image->getID() << " "
#endif
                        << "Priority: " << image->getMaxVirtualSize()
                        << LL_ENDL;
            }
        }
        else
        {
            LL_INFOS() << "LocTex " << name << ": No LLViewerTexture" << LL_ENDL;
        }
    }
}

//-----------------------------------------------------------------------------
// static
// onLocalTextureLoaded()
//-----------------------------------------------------------------------------

void LLVOAvatarSelf::onLocalTextureLoaded(bool success, LLViewerFetchedTexture *src_vi, LLImageRaw* src_raw, LLImageRaw* aux_src, S32 discard_level, bool final, void* userdata)
{
    LLAvatarTexData *data = (LLAvatarTexData *)userdata;
    LLVOAvatarSelf *self = (LLVOAvatarSelf *)gObjectList.findObject(data->mAvatarID);
    if (self)
    {
        // We should only be handling local textures for ourself
        self->localTextureLoaded(success, src_vi, src_raw, aux_src, discard_level, final, userdata);
    }
    // ensure data is cleaned up
    if (final || !success)
    {
        delete data;
    }
}

/*virtual*/ void LLVOAvatarSelf::setImage(const U8 te, LLViewerTexture *imagep, const U32 index)
{
    if (isIndexLocalTexture((ETextureIndex)te))
    {
        setLocalTexture((ETextureIndex)te, imagep, false ,index);
    }
    else
    {
        setTEImage(te,imagep);
    }
}

/*virtual*/ LLViewerTexture* LLVOAvatarSelf::getImage(const U8 te, const U32 index) const
{
    if (isIndexLocalTexture((ETextureIndex)te))
    {
        return getLocalTextureGL((ETextureIndex)te,index);
    }
    else
    {
        return getTEImage(te);
    }
}


// static
void LLVOAvatarSelf::dumpTotalLocalTextureByteCount()
{
    S32 gl_bytes = 0;
    gAgentAvatarp->getLocalTextureByteCount(&gl_bytes);
    LL_INFOS() << "Total Avatar LocTex GL:" << (gl_bytes/1024) << "KB" << LL_ENDL;
}

bool LLVOAvatarSelf::getIsCloud() const
{
    // Let people know why they're clouded without spamming them into oblivion.
    bool do_warn = false;
    static LLTimer time_since_notice;
    F32 update_freq = 30.0;
    if (time_since_notice.getElapsedTimeF32() > update_freq)
    {
        time_since_notice.reset();
        do_warn = true;
    }

    // do we have our body parts?
    S32 shape_count = gAgentWearables.getWearableCount(LLWearableType::WT_SHAPE);
    S32 hair_count = gAgentWearables.getWearableCount(LLWearableType::WT_HAIR);
    S32 eye_count = gAgentWearables.getWearableCount(LLWearableType::WT_EYES);
    S32 skin_count = gAgentWearables.getWearableCount(LLWearableType::WT_SKIN);
    if (!shape_count || !hair_count || !eye_count || !skin_count)
    {
        if (do_warn)
        {
            LL_INFOS() << "Self is clouded due to missing one or more required body parts: "
                    << (shape_count ? "" : "SHAPE ")
                    << (hair_count ? "" : "HAIR ")
                    << (eye_count ? "" : "EYES ")
                    << (skin_count ? "" : "SKIN ")
                    << LL_ENDL;
        }
        return true;
    }

    if (!isTextureDefined(TEX_HAIR, 0))
    {
        if (do_warn)
        {
            LL_INFOS() << "Self is clouded because of no hair texture" << LL_ENDL;
        }
        return true;
    }

    if (!mPreviousFullyLoaded)
    {
        if (!isLocalTextureDataAvailable(getLayerSet(BAKED_LOWER)) &&
            (!isTextureDefined(TEX_LOWER_BAKED, 0)))
        {
            if (do_warn)
            {
                LL_INFOS() << "Self is clouded because lower textures not baked" << LL_ENDL;
            }
            return true;
        }

        if (!isLocalTextureDataAvailable(getLayerSet(BAKED_UPPER)) &&
            (!isTextureDefined(TEX_UPPER_BAKED, 0)))
        {
            if (do_warn)
            {
                LL_INFOS() << "Self is clouded because upper textures not baked" << LL_ENDL;
            }
            return true;
        }

        for (U32 i = 0; i < mBakedTextureDatas.size(); i++)
        {
            if (i == BAKED_SKIRT && !isWearingWearableType(LLWearableType::WT_SKIRT))
                continue;

            const BakedTextureData& texture_data = mBakedTextureDatas[i];
            if (!isTextureDefined(texture_data.mTextureIndex, 0))
                continue;

            // Check for the case that texture is defined but not sufficiently loaded to display anything.
            const LLViewerTexture* baked_img = getImage( texture_data.mTextureIndex, 0 );
            if (!baked_img || !baked_img->hasGLTexture())
            {
                if (do_warn)
                {
                    LL_INFOS() << "Self is clouded because texture at index " << i
                            << " (texture index is " << texture_data.mTextureIndex << ") is not loaded" << LL_ENDL;
                }
                return true;
            }
        }

        LL_DEBUGS() << "Avatar de-clouded" << LL_ENDL;
    }
    return false;
}

/*static*/
void LLVOAvatarSelf::debugOnTimingLocalTexLoaded(bool success, LLViewerFetchedTexture *src_vi, LLImageRaw* src, LLImageRaw* aux_src, S32 discard_level, bool final, void* userdata)
{
    if (gAgentAvatarp.notNull())
    {
        gAgentAvatarp->debugTimingLocalTexLoaded(success, src_vi, src, aux_src, discard_level, final, userdata);
    }
}

void LLVOAvatarSelf::debugTimingLocalTexLoaded(bool success, LLViewerFetchedTexture *src_vi, LLImageRaw* src, LLImageRaw* aux_src, S32 discard_level, bool final, void* userdata)
{
    LLAvatarTexData *data = (LLAvatarTexData *)userdata;
    if (!data)
    {
        return;
    }

    ETextureIndex index = data->mIndex;

    if (index < 0 || index >= TEX_NUM_INDICES)
    {
        return;
    }

    if (discard_level >=0 && discard_level <= MAX_DISCARD_LEVEL) // ignore discard level -1, as it means we have no data.
    {
        mDebugTextureLoadTimes[(U32)index][(U32)discard_level] = mDebugSelfLoadTimer.getElapsedTimeF32();
    }
    if (final)
    {
        delete data;
    }
}

void LLVOAvatarSelf::debugBakedTextureUpload(EBakedTextureIndex index, bool finished)
{
    U32 done = 0;
    if (finished)
    {
        done = 1;
    }
    mDebugBakedTextureTimes[index][done] = mDebugSelfLoadTimer.getElapsedTimeF32();
}

const std::string LLVOAvatarSelf::verboseDebugDumpLocalTextureDataInfo(const LLViewerTexLayerSet* layerset) const
{
    std::ostringstream outbuf;
    LLWearableType *wr_inst = LLWearableType::getInstance();
    for (LLAvatarAppearanceDictionary::BakedTextures::const_iterator baked_iter =
             sAvatarDictionary->getBakedTextures().begin();
         baked_iter != sAvatarDictionary->getBakedTextures().end();
         ++baked_iter)
    {
        const EBakedTextureIndex baked_index = baked_iter->first;
        if (layerset == mBakedTextureDatas[baked_index].mTexLayerSet)
        {
            outbuf << "baked_index: " << baked_index << "\n";
            const LLAvatarAppearanceDictionary::BakedEntry *baked_dict = baked_iter->second;
            for (texture_vec_t::const_iterator local_tex_iter = baked_dict->mLocalTextures.begin();
                 local_tex_iter != baked_dict->mLocalTextures.end();
                 ++local_tex_iter)
            {
                const ETextureIndex tex_index = *local_tex_iter;
                const std::string tex_name = sAvatarDictionary->getTexture(tex_index)->mName;
                outbuf << "  tex_index " << (S32) tex_index << " name " << tex_name << "\n";
                const LLWearableType::EType wearable_type = sAvatarDictionary->getTEWearableType(tex_index);
                const U32 wearable_count = gAgentWearables.getWearableCount(wearable_type);
                if (wearable_count > 0)
                {
                    for (U32 wearable_index = 0; wearable_index < wearable_count; wearable_index++)
                    {
                        outbuf << "    " << wr_inst->getTypeName(wearable_type) << " " << wearable_index << ":";
                        const LLLocalTextureObject *local_tex_obj = getLocalTextureObject(tex_index, wearable_index);
                        if (local_tex_obj)
                        {
                            LLViewerFetchedTexture* image = dynamic_cast<LLViewerFetchedTexture*>( local_tex_obj->getImage() );
                            if (tex_index >= 0
                                && local_tex_obj->getID() != IMG_DEFAULT_AVATAR
                                && !image->isMissingAsset())
                            {
                                outbuf << " id: " << image->getID()
                                       << " refs: " << image->getNumRefs()
                                       << " glocdisc: " << getLocalDiscardLevel(tex_index, wearable_index)
                                       << " discard: " << image->getDiscardLevel()
                                       << " desired: " << image->getDesiredDiscardLevel()
                                       << " vsize: " << image->getMaxVirtualSize()
                                       << " ts: " << image->getTextureState()
                                       << " bl: " << image->getBoostLevel()
                                       << " fl: " << image->isFullyLoaded() // this is not an accessor for mFullyLoaded - see comment there.
                                       << " cl: " << (image->isFullyLoaded() && image->getDiscardLevel()==0) // "completely loaded"
                                       << " mvs: " << image->getMaxVirtualSize()
                                       << " mvsc: " << image->getMaxVirtualSizeResetCounter()
                                       << " mem: " << image->getTextureMemory();
                            }
                        }
                        outbuf << "\n";
                    }
                }
            }
            break;
        }
    }
    return outbuf.str();
}

void LLVOAvatarSelf::dumpAllTextures() const
{
    std::string vd_text = "Local textures per baked index and wearable:\n";
    for (LLAvatarAppearanceDefines::LLAvatarAppearanceDictionary::BakedTextures::const_iterator baked_iter = sAvatarDictionary->getBakedTextures().begin();
         baked_iter != sAvatarDictionary->getBakedTextures().end();
         ++baked_iter)
    {
        const LLAvatarAppearanceDefines::EBakedTextureIndex baked_index = baked_iter->first;
        const LLViewerTexLayerSet *layerset = debugGetLayerSet(baked_index);
        if (!layerset) continue;
        const LLViewerTexLayerSetBuffer *layerset_buffer = layerset->getViewerComposite();
        if (!layerset_buffer) continue;
        vd_text += verboseDebugDumpLocalTextureDataInfo(layerset);
    }
    LL_DEBUGS("Avatar") << vd_text << LL_ENDL;
}

const std::string LLVOAvatarSelf::debugDumpLocalTextureDataInfo(const LLViewerTexLayerSet* layerset) const
{
    std::string text="";
    LLWearableType *wr_inst = LLWearableType::getInstance();

    text = llformat("[Final:%d Avail:%d] ",isLocalTextureDataFinal(layerset), isLocalTextureDataAvailable(layerset));

    /* if (layerset == mBakedTextureDatas[BAKED_HEAD].mTexLayerSet)
       return getLocalDiscardLevel(TEX_HEAD_BODYPAINT) >= 0; */
    for (LLAvatarAppearanceDictionary::BakedTextures::const_iterator baked_iter = sAvatarDictionary->getBakedTextures().begin();
         baked_iter != sAvatarDictionary->getBakedTextures().end();
         ++baked_iter)
    {
        const EBakedTextureIndex baked_index = baked_iter->first;
        if (layerset == mBakedTextureDatas[baked_index].mTexLayerSet)
        {
            const LLAvatarAppearanceDictionary::BakedEntry *baked_dict = baked_iter->second;
            text += llformat("%d-%s ( ",baked_index, baked_dict->mName.c_str());
            for (texture_vec_t::const_iterator local_tex_iter = baked_dict->mLocalTextures.begin();
                 local_tex_iter != baked_dict->mLocalTextures.end();
                 ++local_tex_iter)
            {
                const ETextureIndex tex_index = *local_tex_iter;
                const LLWearableType::EType wearable_type = sAvatarDictionary->getTEWearableType(tex_index);
                const U32 wearable_count = gAgentWearables.getWearableCount(wearable_type);
                if (wearable_count > 0)
                {
                    text += wr_inst->getTypeName(wearable_type) + ":";
                    for (U32 wearable_index = 0; wearable_index < wearable_count; wearable_index++)
                    {
                        const U32 discard_level = getLocalDiscardLevel(tex_index, wearable_index);
                        std::string discard_str = llformat("%d ",discard_level);
                        text += llformat("%d ",discard_level);
                    }
                }
            }
            text += ")";
            break;
        }
    }
    return text;
}

const std::string LLVOAvatarSelf::debugDumpAllLocalTextureDataInfo() const
{
    std::string text;
    const U32 override_tex_discard_level = gSavedSettings.getU32("TextureDiscardLevel");

    for (U32 i = 0; i < mBakedTextureDatas.size(); i++)
    {
        const LLAvatarAppearanceDictionary::BakedEntry *baked_dict = sAvatarDictionary->getBakedTexture((EBakedTextureIndex)i);
        bool is_texture_final = true;
        for (texture_vec_t::const_iterator local_tex_iter = baked_dict->mLocalTextures.begin();
             local_tex_iter != baked_dict->mLocalTextures.end();
             ++local_tex_iter)
        {
            const ETextureIndex tex_index = *local_tex_iter;
            const LLWearableType::EType wearable_type = sAvatarDictionary->getTEWearableType(tex_index);
            const U32 wearable_count = gAgentWearables.getWearableCount(wearable_type);
            for (U32 wearable_index = 0; wearable_index < wearable_count; wearable_index++)
            {
                is_texture_final &= (getLocalDiscardLevel(*local_tex_iter, wearable_index) <= (S32)(override_tex_discard_level));
            }
        }
        text += llformat("%s:%d ",baked_dict->mName.c_str(),is_texture_final);
    }
    return text;
}

void LLVOAvatarSelf::appearanceChangeMetricsCoro(std::string url)
{
    LLCore::HttpRequest::policy_t httpPolicy(LLCore::HttpRequest::DEFAULT_POLICY_ID);
    LLCoreHttpUtil::HttpCoroutineAdapter::ptr_t
        httpAdapter(new LLCoreHttpUtil::HttpCoroutineAdapter("appearanceChangeMetrics", httpPolicy));
    LLCore::HttpRequest::ptr_t httpRequest(new LLCore::HttpRequest);
    LLCore::HttpOptions::ptr_t httpOpts = LLCore::HttpOptions::ptr_t(new LLCore::HttpOptions);

    S32 currentSequence = mMetricSequence;
    if (S32_MAX == ++mMetricSequence)
        mMetricSequence = 0;

    LLSD msg;
    msg["message"] = "ViewerAppearanceChangeMetrics";
    msg["session_id"] = gAgentSessionID;
    msg["agent_id"] = gAgentID;
    msg["sequence"] = currentSequence;
    msg["initial"] = mInitialMetric;
    msg["break"] = false;
    msg["duration"] = mTimeSinceLastRezMessage.getElapsedTimeF32();

    // Status of our own rezzing.
    msg["rez_status"] = LLVOAvatar::rezStatusToString(getRezzedStatus());
    msg["first_decloud_time"] = getFirstDecloudTime();

    // Status of all nearby avs including ourself.
    msg["nearby"] = LLSD::emptyArray();
    std::vector<S32> rez_counts;
    F32 avg_time;
    S32 total_cloud_avatars;
    LLVOAvatar::getNearbyRezzedStats(rez_counts, avg_time, total_cloud_avatars);
    for (S32 rez_stat = 0; rez_stat < rez_counts.size(); ++rez_stat)
    {
        std::string rez_status_name = LLVOAvatar::rezStatusToString(rez_stat);
        msg["nearby"][rez_status_name] = rez_counts[rez_stat];
    }
    msg["nearby"]["avg_decloud_time"] = avg_time;
    msg["nearby"]["cloud_total"] = total_cloud_avatars;

    //  std::vector<std::string> bucket_fields("timer_name","is_self","grid_x","grid_y","is_using_server_bake");
    std::vector<std::string> by_fields;
    by_fields.push_back("timer_name");
    by_fields.push_back("completed");
    by_fields.push_back("grid_x");
    by_fields.push_back("grid_y");
    by_fields.push_back("is_using_server_bakes");
    by_fields.push_back("is_self");
    by_fields.push_back("central_bake_version");
    LLSD summary = summarize_by_buckets(mPendingTimerRecords, by_fields, std::string("elapsed"));
    msg["timers"] = summary;

    mPendingTimerRecords.clear();

    LL_DEBUGS("Avatar") << avString() << "message: " << ll_pretty_print_sd(msg) << LL_ENDL;

    gPendingMetricsUploads++;

    LLSD result = httpAdapter->postAndSuspend(httpRequest, url, msg);

    LLSD httpResults = result[LLCoreHttpUtil::HttpCoroutineAdapter::HTTP_RESULTS];
    LLCore::HttpStatus status = LLCoreHttpUtil::HttpCoroutineAdapter::getStatusFromLLSD(httpResults);

    gPendingMetricsUploads--;

    if (!status)
    {
        LL_WARNS("Avatar") << "Unable to upload statistics" << LL_ENDL;
        return;
    }
    else
    {
        LL_INFOS("Avatar") << "Statistics upload OK" << LL_ENDL;
        mInitialMetric = false;
    }
}

bool LLVOAvatarSelf::updateAvatarRezMetrics(bool force_send)
{
    const F32 AV_METRICS_INTERVAL_QA = 30.0;
    F32 send_period = 300.0;

    static LLCachedControl<bool> qa_mode_metrics(gSavedSettings,"QAModeMetrics");
    if (qa_mode_metrics)
    {
        send_period = AV_METRICS_INTERVAL_QA;
    }

    if (force_send || mTimeSinceLastRezMessage.getElapsedTimeF32() > send_period)
    {
        // Stats for completed phases have been getting logged as they
        // complete.  This will give us stats for any timers that
        // haven't finished as of the metric's being sent.

        if (force_send)
        {
            LLVOAvatar::logPendingPhasesAllAvatars();
        }
        sendViewerAppearanceChangeMetrics();
    }

    return false;
}

void LLVOAvatarSelf::addMetricsTimerRecord(const LLSD& record)
{
    mPendingTimerRecords.push_back(record);
}

bool operator<(const LLSD& a, const LLSD& b)
{
    std::ostringstream aout, bout;
    aout << LLSDNotationStreamer(a);
    bout << LLSDNotationStreamer(b);
    std::string astring = aout.str();
    std::string bstring = bout.str();

    return astring < bstring;

}

// Given a vector of LLSD records, return an LLSD array of bucketed stats for val_field.
LLSD summarize_by_buckets(std::vector<LLSD> in_records,
                          std::vector<std::string> by_fields,
                          std::string val_field)
{
    LLSD result = LLSD::emptyArray();
    std::map<LLSD,LLViewerStats::StatsAccumulator> accum;
    for (std::vector<LLSD>::iterator in_record_iter = in_records.begin();
         in_record_iter != in_records.end(); ++in_record_iter)
    {
        LLSD& record = *in_record_iter;
        LLSD key;
        for (std::vector<std::string>::iterator field_iter = by_fields.begin();
             field_iter != by_fields.end(); ++field_iter)
        {
            const std::string& field = *field_iter;
            key[field] = record[field];
        }
        LLViewerStats::StatsAccumulator& stats = accum[key];
        F32 value = (F32)record[val_field].asReal();
        stats.push(value);
    }
    for (std::map<LLSD,LLViewerStats::StatsAccumulator>::iterator accum_it = accum.begin();
         accum_it != accum.end(); ++accum_it)
    {
        LLSD out_record = accum_it->first;
        out_record["stats"] = accum_it->second.asLLSD();
        result.append(out_record);
    }
    return result;
}

void LLVOAvatarSelf::sendViewerAppearanceChangeMetrics()
{
    std::string caps_url;
    if (getRegion())
    {
        // runway - change here to activate.
        caps_url = getRegion()->getCapability("ViewerMetrics");
    }
    if (!caps_url.empty())
    {

        LLCoros::instance().launch("LLVOAvatarSelf::appearanceChangeMetricsCoro",
            boost::bind(&LLVOAvatarSelf::appearanceChangeMetricsCoro, this, caps_url));
        mTimeSinceLastRezMessage.reset();
    }
}

const LLUUID& LLVOAvatarSelf::grabBakedTexture(EBakedTextureIndex baked_index) const
{
    if (canGrabBakedTexture(baked_index))
    {
        ETextureIndex tex_index = sAvatarDictionary->bakedToLocalTextureIndex(baked_index);
        if (tex_index == TEX_NUM_INDICES)
        {
            return LLUUID::null;
        }
        return getTEImage( tex_index )->getID();
    }
    return LLUUID::null;
}

bool LLVOAvatarSelf::canGrabBakedTexture(EBakedTextureIndex baked_index) const
{
    ETextureIndex tex_index = sAvatarDictionary->bakedToLocalTextureIndex(baked_index);
    if (tex_index == TEX_NUM_INDICES)
    {
        return false;
    }
    // Check if the texture hasn't been baked yet.
    if (!isTextureDefined(tex_index, 0))
    {
        LL_DEBUGS() << "getTEImage( " << (U32) tex_index << " )->getID() == IMG_DEFAULT_AVATAR" << LL_ENDL;
        return false;
    }

    if (gAgent.isGodlikeWithoutAdminMenuFakery())
        return true;

    // Check permissions of textures that show up in the
    // baked texture.  We don't want people copying people's
    // work via baked textures.

    const LLAvatarAppearanceDictionary::BakedEntry *baked_dict = sAvatarDictionary->getBakedTexture(baked_index);
    for (texture_vec_t::const_iterator iter = baked_dict->mLocalTextures.begin();
         iter != baked_dict->mLocalTextures.end();
         ++iter)
    {
        const ETextureIndex t_index = (*iter);
        LLWearableType::EType wearable_type = sAvatarDictionary->getTEWearableType(t_index);
        U32 count = gAgentWearables.getWearableCount(wearable_type);
        LL_DEBUGS() << "Checking index " << (U32) t_index << " count: " << count << LL_ENDL;

        for (U32 wearable_index = 0; wearable_index < count; ++wearable_index)
        {
            LLViewerWearable *wearable = gAgentWearables.getViewerWearable(wearable_type, wearable_index);
            if (wearable)
            {
                const LLLocalTextureObject *texture = wearable->getLocalTextureObject((S32)t_index);
                const LLUUID& texture_id = texture->getID();
                if (texture_id != IMG_DEFAULT_AVATAR)
                {
                    // Search inventory for this texture.
                    LLViewerInventoryCategory::cat_array_t cats;
                    LLViewerInventoryItem::item_array_t items;
                    LLAssetIDMatches asset_id_matches(texture_id);
                    gInventory.collectDescendentsIf(LLUUID::null,
                                                    cats,
                                                    items,
                                                    LLInventoryModel::INCLUDE_TRASH,
                                                    asset_id_matches);

                    bool can_grab = false;
                    LL_DEBUGS() << "item count for asset " << texture_id << ": " << items.size() << LL_ENDL;
                    if (items.size())
                    {
                        // search for full permissions version
                        for (S32 i = 0; i < items.size(); i++)
                        {
                            LLViewerInventoryItem* itemp = items[i];
                                                if (itemp->getIsFullPerm())
                            {
                                can_grab = true;
                                break;
                            }
                        }
                    }
                    if (!can_grab) return false;
                }
            }
        }
    }

    return true;
}

void LLVOAvatarSelf::addLocalTextureStats( ETextureIndex type, LLViewerFetchedTexture* imagep,
                                           F32 texel_area_ratio, bool render_avatar, bool covered_by_baked)
{
    if (!isIndexLocalTexture(type)) return;

    // Sunshine - ignoring covered_by_baked will force local textures
    // to always load.  Fix for SH-4001 and many related issues.  Do
    // not restore this without some more targetted fix for the local
    // textures failing to load issue.
    //if (!covered_by_baked)
    {
        if (imagep->getID() != IMG_DEFAULT_AVATAR)
        {
            imagep->setNoDelete();
            if (imagep->getDiscardLevel() != 0)
            {
                F32 desired_pixels;
                desired_pixels = llmin(mPixelArea, (F32)getTexImageArea());

                imagep->setBoostLevel(getAvatarBoostLevel());
                imagep->resetTextureStats();
                imagep->setMaxVirtualSizeResetInterval(MAX_TEXTURE_VIRTUAL_SIZE_RESET_INTERVAL);
                imagep->addTextureStats( desired_pixels / texel_area_ratio );
                imagep->forceUpdateBindStats() ;
                if (imagep->getDiscardLevel() < 0)
                {
                    mHasGrey = true; // for statistics gathering
                }
            }
        }
        else
        {
            // texture asset is missing
            mHasGrey = true; // for statistics gathering
        }
    }
}

LLLocalTextureObject* LLVOAvatarSelf::getLocalTextureObject(LLAvatarAppearanceDefines::ETextureIndex i, U32 wearable_index) const
{
    LLWearableType::EType type = sAvatarDictionary->getTEWearableType(i);
    LLViewerWearable* wearable = gAgentWearables.getViewerWearable(type, wearable_index);
    if (wearable)
    {
        return wearable->getLocalTextureObject(i);
    }

    return NULL;
}

//-----------------------------------------------------------------------------
// getBakedTE()
// Used by the LayerSet.  (Layer sets don't in general know what textures depend on them.)
//-----------------------------------------------------------------------------
ETextureIndex LLVOAvatarSelf::getBakedTE( const LLViewerTexLayerSet* layerset ) const
{
    for (U32 i = 0; i < mBakedTextureDatas.size(); i++)
    {
        if (layerset == mBakedTextureDatas[i].mTexLayerSet )
        {
            return mBakedTextureDatas[i].mTextureIndex;
        }
    }
    llassert(0);
    return TEX_HEAD_BAKED;
}

// FIXME: This is not called consistently. Something may be broken.
void LLVOAvatarSelf::outputRezDiagnostics() const
{
    if(!gSavedSettings.getBOOL("DebugAvatarLocalTexLoadedTime"))
    {
        return ;
    }

    const F32 final_time = mDebugSelfLoadTimer.getElapsedTimeF32();
    LL_DEBUGS("Avatar") << "REZTIME: Myself rez stats:" << LL_ENDL;
    LL_DEBUGS("Avatar") << "\t Time from avatar creation to load wearables: " << (S32)mDebugTimeWearablesLoaded << LL_ENDL;
    LL_DEBUGS("Avatar") << "\t Time from avatar creation to de-cloud: " << (S32)mDebugTimeAvatarVisible << LL_ENDL;
    LL_DEBUGS("Avatar") << "\t Time from avatar creation to de-cloud for others: " << (S32)final_time << LL_ENDL;
    LL_DEBUGS("Avatar") << "\t Load time for each texture: " << LL_ENDL;
    for (U32 i = 0; i < LLAvatarAppearanceDefines::TEX_NUM_INDICES; ++i)
    {
        std::stringstream out;
        out << "\t\t (" << i << ") ";
        U32 j=0;
        for (j=0; j <= MAX_DISCARD_LEVEL; j++)
        {
            out << "\t";
            S32 load_time = (S32)mDebugTextureLoadTimes[i][j];
            if (load_time == -1)
            {
                out << "*";
                if (j == 0)
                    break;
            }
            else
            {
                out << load_time;
            }
        }

        // Don't print out non-existent textures.
        if (j != 0)
        {
            LL_DEBUGS("Avatar") << out.str() << LL_ENDL;
        }
    }
    LL_DEBUGS("Avatar") << "\t Time points for each upload (start / finish)" << LL_ENDL;
    for (U32 i = 0; i < LLAvatarAppearanceDefines::BAKED_NUM_INDICES; ++i)
    {
        LL_DEBUGS("Avatar") << "\t\t (" << i << ") \t" << (S32)mDebugBakedTextureTimes[i][0] << " / " << (S32)mDebugBakedTextureTimes[i][1] << LL_ENDL;
    }

    for (LLAvatarAppearanceDefines::LLAvatarAppearanceDictionary::BakedTextures::const_iterator baked_iter = sAvatarDictionary->getBakedTextures().begin();
         baked_iter != sAvatarDictionary->getBakedTextures().end();
         ++baked_iter)
    {
        const LLAvatarAppearanceDefines::EBakedTextureIndex baked_index = baked_iter->first;
        const LLViewerTexLayerSet *layerset = debugGetLayerSet(baked_index);
        if (!layerset) continue;
        const LLViewerTexLayerSetBuffer *layerset_buffer = layerset->getViewerComposite();
        if (!layerset_buffer) continue;
        LL_DEBUGS("Avatar") << layerset_buffer->dumpTextureInfo() << LL_ENDL;
    }

    dumpAllTextures();
}

void LLVOAvatarSelf::outputRezTiming(const std::string& msg) const
{
    LL_DEBUGS("Avatar")
        << avString()
        << llformat("%s. Time from avatar creation: %.2f", msg.c_str(), mDebugSelfLoadTimer.getElapsedTimeF32())
        << LL_ENDL;
}

void LLVOAvatarSelf::reportAvatarRezTime() const
{
    // TODO: report mDebugSelfLoadTimer.getElapsedTimeF32() somehow.
}

// SUNSHINE CLEANUP - not clear we need any of this, may be sufficient to request server appearance in llviewermenu.cpp:handle_rebake_textures()
void LLVOAvatarSelf::forceBakeAllTextures(bool slam_for_debug)
{
    LL_INFOS() << "TAT: forced full rebake. " << LL_ENDL;

    for (U32 i = 0; i < mBakedTextureDatas.size(); i++)
    {
        ETextureIndex baked_index = mBakedTextureDatas[i].mTextureIndex;
        LLViewerTexLayerSet* layer_set = getLayerSet(baked_index);
        if (layer_set)
        {
            if (slam_for_debug)
            {
                layer_set->setUpdatesEnabled(true);
            }

            invalidateComposite(layer_set);
            add(LLStatViewer::TEX_REBAKES, 1);
        }
        else
        {
            LL_WARNS() << "TAT: NO LAYER SET FOR " << (S32)baked_index << LL_ENDL;
        }
    }

    // Don't know if this is needed
    updateMeshTextures();
}

//-----------------------------------------------------------------------------
// requestLayerSetUpdate()
//-----------------------------------------------------------------------------
void LLVOAvatarSelf::requestLayerSetUpdate(ETextureIndex index )
{
    /* switch(index)
        case LOCTEX_UPPER_BODYPAINT:
        case LOCTEX_UPPER_SHIRT:
            if( mUpperBodyLayerSet )
                mUpperBodyLayerSet->requestUpdate(); */
    const LLAvatarAppearanceDictionary::TextureEntry *texture_dict = sAvatarDictionary->getTexture(index);
    if (!texture_dict)
        return;
    if (!texture_dict->mIsLocalTexture || !texture_dict->mIsUsedByBakedTexture)
        return;
    const EBakedTextureIndex baked_index = texture_dict->mBakedTextureIndex;
    if (mBakedTextureDatas[baked_index].mTexLayerSet)
    {
        mBakedTextureDatas[baked_index].mTexLayerSet->requestUpdate();
    }
}

LLViewerTexLayerSet* LLVOAvatarSelf::getLayerSet(ETextureIndex index) const
{
       /* switch(index)
               case TEX_HEAD_BAKED:
               case TEX_HEAD_BODYPAINT:
                       return mHeadLayerSet; */
       const LLAvatarAppearanceDictionary::TextureEntry *texture_dict = sAvatarDictionary->getTexture(index);
       if (texture_dict && texture_dict->mIsUsedByBakedTexture)
       {
               const EBakedTextureIndex baked_index = texture_dict->mBakedTextureIndex;
               return getLayerSet(baked_index);
       }
       return NULL;
}

LLViewerTexLayerSet* LLVOAvatarSelf::getLayerSet(EBakedTextureIndex baked_index) const
{
       /* switch(index)
               case TEX_HEAD_BAKED:
               case TEX_HEAD_BODYPAINT:
                       return mHeadLayerSet; */
       if (baked_index >= 0 && baked_index < BAKED_NUM_INDICES)
       {
           return  getTexLayerSet(baked_index);
       }
       return NULL;
}




// static
void LLVOAvatarSelf::onCustomizeStart(bool disable_camera_switch)
{
    if (isAgentAvatarValid())
    {
        LLUIUsage::instance().logCommand("Avatar.CustomizeStart");
        if (!gAgentAvatarp->mEndCustomizeCallback.get())
        {
            gAgentAvatarp->mEndCustomizeCallback = new LLUpdateAppearanceOnDestroy;
        }

        gAgentAvatarp->mIsEditingAppearance = true;
        gAgentAvatarp->mUseLocalAppearance = true;

        if (gSavedSettings.getBOOL("AppearanceCameraMovement") && !disable_camera_switch)
        {
            gAgentCamera.changeCameraToCustomizeAvatar();
        }

        gAgentAvatarp->invalidateAll(); // mark all bakes as dirty, request updates
        gAgentAvatarp->updateMeshTextures(); // make sure correct textures are applied to the avatar mesh.
        gAgentAvatarp->updateTextures(); // call updateTextureStats
    }
}

// static
void LLVOAvatarSelf::onCustomizeEnd(bool disable_camera_switch)
{

    if (isAgentAvatarValid())
    {
        gAgentAvatarp->mIsEditingAppearance = false;
        gAgentAvatarp->invalidateAll();

        if (gSavedSettings.getBOOL("AppearanceCameraMovement") && !disable_camera_switch)
        {
            gAgentCamera.changeCameraToDefault();
            gAgentCamera.resetView();
        }

        // Dereferencing the previous callback will cause
        // updateAppearanceFromCOF to be called, whenever all refs
        // have resolved.
        gAgentAvatarp->mEndCustomizeCallback = NULL;
    }
}

// virtual
bool LLVOAvatarSelf::shouldRenderRigged() const
{
    return gAgent.needsRenderAvatar();
}

// HACK: this will null out the avatar's local texture IDs before the TE message is sent
//       to ensure local texture IDs are not sent to other clients in the area.
//       this is a short-term solution. The long term solution will be to not set the texture
//       IDs in the avatar object, and keep them only in the wearable.
//       This will involve further refactoring that is too risky for the initial release of 2.0.
bool LLVOAvatarSelf::sendAppearanceMessage(LLMessageSystem *mesgsys) const
{
    LLUUID texture_id[TEX_NUM_INDICES];
    // pack away current TEs to make sure we don't send them out
    for (LLAvatarAppearanceDictionary::Textures::const_iterator iter = sAvatarDictionary->getTextures().begin();
         iter != sAvatarDictionary->getTextures().end();
         ++iter)
    {
        const ETextureIndex index = iter->first;
        const LLAvatarAppearanceDictionary::TextureEntry *texture_dict = iter->second;
        if (!texture_dict->mIsBakedTexture)
        {
            LLTextureEntry* entry = getTE((U8) index);
            texture_id[index] = entry->getID();
            entry->setID(IMG_DEFAULT_AVATAR);
        }
    }

    bool success = packTEMessage(mesgsys);

    // unpack TEs to make sure we don't re-trigger a bake
    for (LLAvatarAppearanceDictionary::Textures::const_iterator iter = sAvatarDictionary->getTextures().begin();
         iter != sAvatarDictionary->getTextures().end();
         ++iter)
    {
        const ETextureIndex index = iter->first;
        const LLAvatarAppearanceDictionary::TextureEntry *texture_dict = iter->second;
        if (!texture_dict->mIsBakedTexture)
        {
            LLTextureEntry* entry = getTE((U8) index);
            entry->setID(texture_id[index]);
        }
    }

    return success;
}

//------------------------------------------------------------------------
// sendHoverHeight()
//------------------------------------------------------------------------
void LLVOAvatarSelf::sendHoverHeight() const
{
    std::string url = gAgent.getRegionCapability("AgentPreferences");

    if (!url.empty())
    {
        LLSD update = LLSD::emptyMap();
        const LLVector3& hover_offset = getHoverOffset();
        update["hover_height"] = hover_offset[2];

        LL_DEBUGS("Avatar") << avString() << "sending hover height value " << hover_offset[2] << LL_ENDL;

        // *TODO: - this class doesn't really do anything, could just use a base
        // class responder if nothing else gets added.
        // (comment from removed Responder)
        LLCoreHttpUtil::HttpCoroutineAdapter::messageHttpPost(url, update,
            "Hover height sent to sim", "Hover height not sent to sim");
        mLastHoverOffsetSent = hover_offset;
    }
}

void LLVOAvatarSelf::setHoverOffset(const LLVector3& hover_offset, bool send_update)
{
    if (getHoverOffset() != hover_offset)
    {
        LL_INFOS("Avatar") << avString() << " setting hover due to change " << hover_offset[2] << LL_ENDL;
        LLVOAvatar::setHoverOffset(hover_offset, send_update);
    }
    if (send_update && (hover_offset != mLastHoverOffsetSent))
    {
        LL_INFOS("Avatar") << avString() << " sending hover due to change " << hover_offset[2] << LL_ENDL;
        sendHoverHeight();
    }
}

//------------------------------------------------------------------------
// needsRenderBeam()
//------------------------------------------------------------------------
bool LLVOAvatarSelf::needsRenderBeam()
{
    LLTool *tool = LLToolMgr::getInstance()->getCurrentTool();

    bool is_touching_or_grabbing = (tool == LLToolGrab::getInstance() && LLToolGrab::getInstance()->isEditing());
    LLViewerObject* objp = LLToolGrab::getInstance()->getEditingObject();
    if (objp // might need to be "!objp ||" instead of "objp &&".
        && (objp->isAttachment() || objp->isAvatar()))
    {
        // don't render grab tool's selection beam on hud objects,
        // attachments or avatars
        is_touching_or_grabbing = false;
    }
    return is_touching_or_grabbing || (getAttachmentState() & AGENT_STATE_EDITING && LLSelectMgr::getInstance()->shouldShowSelection());
}

// static
void LLVOAvatarSelf::deleteScratchTextures()
{
    for(std::map< LLGLenum, LLGLuint*>::iterator it = sScratchTexNames.begin(), end_it = sScratchTexNames.end();
        it != end_it;
        ++it)
    {
        LLImageGL::deleteTextures(1, (U32 *)it->second );
        stop_glerror();
    }

    if( sScratchTexBytes.value() )
    {
        LL_DEBUGS() << "Clearing Scratch Textures " << (S32Kilobytes)sScratchTexBytes << LL_ENDL;

        delete_and_clear(sScratchTexNames);
        sScratchTexBytes = S32Bytes(0);
    }
}

// static
void LLVOAvatarSelf::dumpScratchTextureByteCount()
{
    LL_INFOS() << "Scratch Texture GL: " << (sScratchTexBytes/1024) << "KB" << LL_ENDL;
}

void LLVOAvatarSelf::dumpWearableInfo(LLAPRFile& outfile)
{
    apr_file_t* file = outfile.getFileHandle();
    if (!file)
    {
        return;
    }


    apr_file_printf( file, "\n<wearable_info>\n" );

    LLWearableData *wd = getWearableData();
    LLWearableType *wr_inst = LLWearableType::getInstance();
    for (S32 type = 0; type < LLWearableType::WT_COUNT; type++)
    {
        const std::string& type_name = wr_inst->getTypeName((LLWearableType::EType)type);
        for (U32 j=0; j< wd->getWearableCount((LLWearableType::EType)type); j++)
        {
            LLViewerWearable *wearable = gAgentWearables.getViewerWearable((LLWearableType::EType)type,j);
            apr_file_printf( file, "\n\t    <wearable type=\"%s\" name=\"%s\"/>\n",
                             type_name.c_str(), wearable->getName().c_str() );
            LLWearable::visual_param_vec_t v_params;
            wearable->getVisualParams(v_params);
            for (LLWearable::visual_param_vec_t::iterator it = v_params.begin();
                 it != v_params.end(); ++it)
            {
                LLVisualParam *param = *it;
                dump_visual_param(file, param, param->getWeight());
            }
        }
    }
    apr_file_printf( file, "\n</wearable_info>\n" );
}