/**
 * @file llfloatermodelpreview.cpp
 * @brief LLFloaterModelPreview class implementation
 *
 * $LicenseInfo:firstyear=2004&license=viewerlgpl$
 * 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 "llmodelloader.h"
#include "llmodelpreview.h"

#include "llfloatermodelpreview.h"

#include "llfilepicker.h"
#include "llimagebmp.h"
#include "llimagetga.h"
#include "llimagejpeg.h"
#include "llimagepng.h"

#include "llagent.h"
#include "llbutton.h"
#include "llcombobox.h"
#include "llfloaterreg.h"
#include "llfocusmgr.h"
#include "llmeshrepository.h"
#include "llnotificationsutil.h"
#include "llsdutil_math.h"
#include "llskinningutil.h"
#include "lltextbox.h"
#include "lltoolmgr.h"
#include "llui.h"
#include "llviewerwindow.h"
#include "pipeline.h"
#include "llviewercontrol.h"
#include "llviewermenufile.h" //LLFilePickerThread
#include "llstring.h"
#include "llbutton.h"
#include "llcheckboxctrl.h"
#include "llsliderctrl.h"
#include "llspinctrl.h"
#include "lltabcontainer.h"
#include "lltrans.h"
#include "llfilesystem.h"
#include "llcallbacklist.h"
#include "llviewertexteditor.h"
#include "llviewernetwork.h"


//static
S32 LLFloaterModelPreview::sUploadAmount = 10;
LLFloaterModelPreview* LLFloaterModelPreview::sInstance = NULL;

// "Retain%" decomp parameter has values from 0.0 to 1.0 by 0.01
// But according to the UI spec for upload model floater, this parameter
// should be represented by Retain spinner with values from 1 to 100 by 1.
// To achieve this, RETAIN_COEFFICIENT is used while creating spinner
// and when value is requested from spinner.
const double RETAIN_COEFFICIENT = 100;

// "Cosine%" decomp parameter has values from 0.9 to 1 by 0.001
// But according to the UI spec for upload model floater, this parameter
// should be represented by Smooth combobox with only 10 values.
// So this const is used as a size of Smooth combobox list.
const S32 SMOOTH_VALUES_NUMBER = 10;
const S32 PREVIEW_RENDER_SIZE = 1024;
const F32 PREVIEW_CAMERA_DISTANCE = 16.f;

class LLMeshFilePicker : public LLFilePickerThread
{
public:
    LLMeshFilePicker(LLModelPreview* mp, S32 lod);
    virtual void notify(const std::vector<std::string>& filenames);

private:
    LLModelPreview* mMP;
    S32 mLOD;
};

LLMeshFilePicker::LLMeshFilePicker(LLModelPreview* mp, S32 lod)
: LLFilePickerThread(LLFilePicker::FFLOAD_MODEL)
    {
        mMP = mp;
        mLOD = lod;
    }

void LLMeshFilePicker::notify(const std::vector<std::string>& filenames)
{
    if(LLAppViewer::instance()->quitRequested())
    {
        return;
    }

    if (filenames.size() > 0)
    {
        mMP->loadModel(filenames[0], mLOD);
    }
    else
    {
        //closes floater
        mMP->loadModel(std::string(), mLOD);
    }
}

//-----------------------------------------------------------------------------
// LLFloaterModelPreview()
//-----------------------------------------------------------------------------
LLFloaterModelPreview::LLFloaterModelPreview(const LLSD& key) :
LLFloaterModelUploadBase(key),
mUploadBtn(NULL),
mCalculateBtn(NULL),
mUploadLogText(NULL),
mTabContainer(NULL),
mAvatarTabIndex(0)
{
    sInstance = this;
    mLastMouseX = 0;
    mLastMouseY = 0;
    mStatusLock = new LLMutex();
    mModelPreview = NULL;

    mLODMode[LLModel::LOD_HIGH] = LLModelPreview::LOD_FROM_FILE;
    for (U32 i = 0; i < LLModel::LOD_HIGH; i++)
    {
        mLODMode[i] = LLModelPreview::MESH_OPTIMIZER_AUTO;
    }
}

//-----------------------------------------------------------------------------
// postBuild()
//-----------------------------------------------------------------------------
BOOL LLFloaterModelPreview::postBuild()
{
    if (!LLFloater::postBuild())
    {
        return FALSE;
    }

    childSetCommitCallback("cancel_btn", onCancel, this);
    childSetCommitCallback("crease_angle", onGenerateNormalsCommit, this);
    getChild<LLCheckBoxCtrl>("gen_normals")->setCommitCallback(boost::bind(&LLFloaterModelPreview::toggleGenarateNormals, this));

    childSetCommitCallback("lod_generate", onAutoFillCommit, this);

    for (S32 lod = 0; lod <= LLModel::LOD_HIGH; ++lod)
    {
        LLComboBox* lod_source_combo = getChild<LLComboBox>("lod_source_" + lod_name[lod]);
        lod_source_combo->setCommitCallback(boost::bind(&LLFloaterModelPreview::onLoDSourceCommit, this, lod));
        lod_source_combo->setCurrentByIndex(mLODMode[lod]);

        getChild<LLButton>("lod_browse_" + lod_name[lod])->setCommitCallback(boost::bind(&LLFloaterModelPreview::onBrowseLOD, this, lod));
        getChild<LLComboBox>("lod_mode_" + lod_name[lod])->setCommitCallback(boost::bind(&LLFloaterModelPreview::onLODParamCommit, this, lod, false));
        getChild<LLSpinCtrl>("lod_error_threshold_" + lod_name[lod])->setCommitCallback(boost::bind(&LLFloaterModelPreview::onLODParamCommit, this, lod, false));
        getChild<LLSpinCtrl>("lod_triangle_limit_" + lod_name[lod])->setCommitCallback(boost::bind(&LLFloaterModelPreview::onLODParamCommit, this, lod, true));
    }

    // Upload/avatar options, they need to refresh errors/notifications
    childSetCommitCallback("upload_skin", boost::bind(&LLFloaterModelPreview::onUploadOptionChecked, this, _1), NULL);
    childSetCommitCallback("upload_joints", boost::bind(&LLFloaterModelPreview::onUploadOptionChecked, this, _1), NULL);
    childSetCommitCallback("lock_scale_if_joint_position", boost::bind(&LLFloaterModelPreview::onUploadOptionChecked, this, _1), NULL);
    childSetCommitCallback("upload_textures", boost::bind(&LLFloaterModelPreview::onUploadOptionChecked, this, _1), NULL);

    childSetTextArg("status", "[STATUS]", getString("status_idle"));

    childSetAction("ok_btn", onUpload, this);
    childDisable("ok_btn");

    childSetAction("reset_btn", onReset, this);

    childSetCommitCallback("preview_lod_combo", onPreviewLODCommit, this);

    childSetCommitCallback("import_scale", onImportScaleCommit, this);
    childSetCommitCallback("pelvis_offset", onPelvisOffsetCommit, this);

    getChild<LLLineEditor>("description_form")->setKeystrokeCallback(boost::bind(&LLFloaterModelPreview::onDescriptionKeystroke, this, _1), NULL);

    getChild<LLCheckBoxCtrl>("show_edges")->setCommitCallback(boost::bind(&LLFloaterModelPreview::onViewOptionChecked, this, _1));
    getChild<LLCheckBoxCtrl>("show_physics")->setCommitCallback(boost::bind(&LLFloaterModelPreview::onViewOptionChecked, this, _1));
    getChild<LLCheckBoxCtrl>("show_textures")->setCommitCallback(boost::bind(&LLFloaterModelPreview::onViewOptionChecked, this, _1));
    getChild<LLCheckBoxCtrl>("show_skin_weight")->setCommitCallback(boost::bind(&LLFloaterModelPreview::onShowSkinWeightChecked, this, _1));
    getChild<LLCheckBoxCtrl>("show_joint_overrides")->setCommitCallback(boost::bind(&LLFloaterModelPreview::onViewOptionChecked, this, _1));
    getChild<LLCheckBoxCtrl>("show_joint_positions")->setCommitCallback(boost::bind(&LLFloaterModelPreview::onViewOptionChecked, this, _1));

    childDisable("upload_skin");
    childDisable("upload_joints");
    childDisable("lock_scale_if_joint_position");

    childSetVisible("skin_too_many_joints", false);
    childSetVisible("skin_unknown_joint", false);

    childSetVisible("warning_title", false);
    childSetVisible("warning_message", false);

    initDecompControls();

    LLView* preview_panel = getChild<LLView>("preview_panel");

    mPreviewRect = preview_panel->getRect();

    initModelPreview();

    //set callbacks for left click on line editor rows
    for (U32 i = 0; i <= LLModel::LOD_HIGH; i++)
    {
        LLTextBox* text = getChild<LLTextBox>(lod_label_name[i]);
        if (text)
        {
            text->setMouseDownCallback(boost::bind(&LLFloaterModelPreview::setPreviewLOD, this, i));
        }

        text = getChild<LLTextBox>(lod_triangles_name[i]);
        if (text)
        {
            text->setMouseDownCallback(boost::bind(&LLFloaterModelPreview::setPreviewLOD, this, i));
        }

        text = getChild<LLTextBox>(lod_vertices_name[i]);
        if (text)
        {
            text->setMouseDownCallback(boost::bind(&LLFloaterModelPreview::setPreviewLOD, this, i));
        }

        text = getChild<LLTextBox>(lod_status_name[i]);
        if (text)
        {
            text->setMouseDownCallback(boost::bind(&LLFloaterModelPreview::setPreviewLOD, this, i));
        }
    }
    std::string current_grid = LLGridManager::getInstance()->getGridId();
    std::transform(current_grid.begin(),current_grid.end(),current_grid.begin(),::tolower);
    std::string validate_url;
    if (current_grid == "agni")
    {
        validate_url = "http://secondlife.com/my/account/mesh.php";
    }
    else if (current_grid == "damballah")
    {
        // Staging grid has its own naming scheme.
        validate_url = "http://secondlife-staging.com/my/account/mesh.php";
    }
    else
    {
        validate_url = llformat("http://secondlife.%s.lindenlab.com/my/account/mesh.php",current_grid.c_str());
    }
    getChild<LLTextBox>("warning_message")->setTextArg("[VURL]", validate_url);

    mUploadBtn = getChild<LLButton>("ok_btn");
    mCalculateBtn = getChild<LLButton>("calculate_btn");
    mUploadLogText = getChild<LLViewerTextEditor>("log_text");
    mTabContainer = getChild<LLTabContainer>("import_tab");

    LLPanel *panel = mTabContainer->getPanelByName("rigging_panel");
    mAvatarTabIndex = mTabContainer->getIndexForPanel(panel);
    panel->getChild<LLScrollListCtrl>("joints_list")->setCommitCallback(boost::bind(&LLFloaterModelPreview::onJointListSelection, this));

    if (LLConvexDecomposition::getInstance() != NULL)
    {
    mCalculateBtn->setClickedCallback(boost::bind(&LLFloaterModelPreview::onClickCalculateBtn, this));

    toggleCalculateButton(true);
    }
    else
    {
        mCalculateBtn->setEnabled(false);
    }

    return TRUE;
}

//-----------------------------------------------------------------------------
// reshape()
//-----------------------------------------------------------------------------

void LLFloaterModelPreview::reshape(S32 width, S32 height, BOOL called_from_parent)
{
    LLFloaterModelUploadBase::reshape(width, height, called_from_parent);

    LLView* preview_panel = getChild<LLView>("preview_panel");
    LLRect rect = preview_panel->getRect();

    if (rect != mPreviewRect)
    {
        mModelPreview->refresh();
        mPreviewRect = preview_panel->getRect();
    }
}

//-----------------------------------------------------------------------------
// LLFloaterModelPreview()
//-----------------------------------------------------------------------------
LLFloaterModelPreview::~LLFloaterModelPreview()
{
    sInstance = NULL;

    if ( mModelPreview )
    {
        delete mModelPreview;
    }

    delete mStatusLock;
    mStatusLock = NULL;
}

void LLFloaterModelPreview::initModelPreview()
{
    if (mModelPreview)
    {
        delete mModelPreview;
    }

    S32 tex_width = 512;
    S32 tex_height = 512;

    S32 max_width = llmin(PREVIEW_RENDER_SIZE, (S32)gPipeline.mRT->width);
    S32 max_height = llmin(PREVIEW_RENDER_SIZE, (S32)gPipeline.mRT->height);

    while ((tex_width << 1) < max_width)
    {
        tex_width <<= 1;
    }
    while ((tex_height << 1) < max_height)
    {
        tex_height <<= 1;
    }

    mModelPreview = new LLModelPreview(tex_width, tex_height, this);
    mModelPreview->setPreviewTarget(PREVIEW_CAMERA_DISTANCE);
    mModelPreview->setDetailsCallback(boost::bind(&LLFloaterModelPreview::setDetails, this, _1, _2, _3));
    mModelPreview->setModelUpdatedCallback(boost::bind(&LLFloaterModelPreview::modelUpdated, this, _1));
}

//static
void LLFloaterModelPreview::showModelPreview(const LLUUID& dest_folder)
{
    LLFloaterModelPreview* fmp = (LLFloaterModelPreview*)LLFloaterReg::getInstance("upload_model");
    if (fmp && !fmp->isModelLoading())
    {
        fmp->setUploadDestination(dest_folder);
        fmp->loadHighLodModel();
    }
}

void LLFloaterModelPreview::onUploadOptionChecked(LLUICtrl* ctrl)
{
    if (mModelPreview)
    {
        auto name = ctrl->getName();
        bool value = ctrl->getValue().asBoolean();
        // update the option and notifications
        // (this is a bit convoluted, because of the current structure of mModelPreview)
        if (name == "upload_skin")
        {
            childSetValue("show_skin_weight", value);
            mModelPreview->mViewOption["show_skin_weight"] = value;
            if (!value)
            {
                mModelPreview->mViewOption["show_joint_overrides"] = false;
                mModelPreview->mViewOption["show_joint_positions"] = false;
                childSetValue("show_joint_overrides", false);
                childSetValue("show_joint_positions", false);
            }
        }
        else if (name == "upload_joints")
        {
            if (mModelPreview->mViewOption["show_skin_weight"])
            {
                childSetValue("show_joint_overrides", value);
                mModelPreview->mViewOption["show_joint_overrides"] = value;
            }
        }
        else if (name == "upload_textures")
        {
            childSetValue("show_textures", value);
            mModelPreview->mViewOption["show_textures"] = value;
        }
        else if (name == "lock_scale_if_joint_position")
        {
            mModelPreview->mViewOption["lock_scale_if_joint_position"] = value;
        }

        mModelPreview->refresh(); // a 'dirty' flag for render
        mModelPreview->resetPreviewTarget();
        mModelPreview->clearBuffers();
        mModelPreview->mDirty = true;
    }
    // set the button visible, it will be refreshed later
    toggleCalculateButton(true);
}

void LLFloaterModelPreview::onShowSkinWeightChecked(LLUICtrl* ctrl)
{
    if (mModelPreview)
    {
        mModelPreview->mCameraOffset.clearVec();
        onViewOptionChecked(ctrl);
    }
}

void LLFloaterModelPreview::onViewOptionChecked(LLUICtrl* ctrl)
{
    if (mModelPreview)
    {
        auto name = ctrl->getName();
        mModelPreview->mViewOption[name] = !mModelPreview->mViewOption[name];
        if (name == "show_physics")
        {
            auto enabled = mModelPreview->mViewOption[name];
            childSetEnabled("physics_explode", enabled);
            childSetVisible("physics_explode", enabled);
        }
        mModelPreview->refresh();
    }
}

bool LLFloaterModelPreview::isViewOptionChecked(const LLSD& userdata)
{
    if (mModelPreview)
    {
        return mModelPreview->mViewOption[userdata.asString()];
    }

    return false;
}

bool LLFloaterModelPreview::isViewOptionEnabled(const LLSD& userdata)
{
    return getChildView(userdata.asString())->getEnabled();
}

void LLFloaterModelPreview::setViewOptionEnabled(const std::string& option, bool enabled)
{
    childSetEnabled(option, enabled);
}

void LLFloaterModelPreview::enableViewOption(const std::string& option)
{
    setViewOptionEnabled(option, true);
}

void LLFloaterModelPreview::disableViewOption(const std::string& option)
{
    setViewOptionEnabled(option, false);
}

void LLFloaterModelPreview::loadHighLodModel()
{
    mModelPreview->mLookUpLodFiles = true;
    loadModel(3);
}

void LLFloaterModelPreview::prepareToLoadModel(S32 lod)
{
    mModelPreview->mLoading = true;
    if (lod == LLModel::LOD_PHYSICS)
    {
        // loading physics from file
        mModelPreview->mPhysicsSearchLOD = lod;
        mModelPreview->mWarnOfUnmatchedPhyicsMeshes = false;
    }
}
void LLFloaterModelPreview::loadModel(S32 lod)
{
    prepareToLoadModel(lod);
    (new LLMeshFilePicker(mModelPreview, lod))->getFile();
}

void LLFloaterModelPreview::loadModel(S32 lod, const std::string& file_name, bool force_disable_slm)
{
    prepareToLoadModel(lod);
    mModelPreview->loadModel(file_name, lod, force_disable_slm);
}

void LLFloaterModelPreview::onClickCalculateBtn()
{
    clearLogTab();
    addStringToLog("Calculating model data.", false);
    mModelPreview->rebuildUploadData();

    bool upload_skinweights = childGetValue("upload_skin").asBoolean();
    bool upload_joint_positions = childGetValue("upload_joints").asBoolean();
    bool lock_scale_if_joint_position = childGetValue("lock_scale_if_joint_position").asBoolean();

    mUploadModelUrl.clear();
    mModelPhysicsFee.clear();

    gMeshRepo.uploadModel(mModelPreview->mUploadData, mModelPreview->mPreviewScale,
                          childGetValue("upload_textures").asBoolean(),
                          upload_skinweights, upload_joint_positions, lock_scale_if_joint_position,
                          mUploadModelUrl, mDestinationFolderId, false,
                          getWholeModelFeeObserverHandle());

    toggleCalculateButton(false);
    mUploadBtn->setEnabled(false);

    //disable "simplification" UI
    LLPanel* simplification_panel = getChild<LLPanel>("physics simplification");
    LLView* child = simplification_panel->getFirstChild();
    while (child)
    {
        child->setEnabled(false);
        child = simplification_panel->findNextSibling(child);
    }
}

// Modified cell_params, make sure to clear values if you have to reuse cell_params outside of this function
void add_row_to_list(LLScrollListCtrl *listp,
                     LLScrollListCell::Params &cell_params,
                     const LLSD &item_value,
                     const std::string &name,
                     const LLSD &vx,
                     const LLSD &vy,
                     const LLSD &vz)
{
    LLScrollListItem::Params item_params;
    item_params.value = item_value;

    cell_params.column = "model_name";
    cell_params.value = name;

    item_params.columns.add(cell_params);

    cell_params.column = "axis_x";
    cell_params.value = vx;
    item_params.columns.add(cell_params);

    cell_params.column = "axis_y";
    cell_params.value = vy;
    item_params.columns.add(cell_params);

    cell_params.column = "axis_z";
    cell_params.value = vz;

    item_params.columns.add(cell_params);

    listp->addRow(item_params);
}

void populate_list_with_overrides(LLScrollListCtrl *listp, const LLJointOverrideData &data, bool include_overrides)
{
    if (data.mModelsNoOverrides.empty() && data.mPosOverrides.empty())
    {
        return;
    }

    static const std::string no_override_placeholder = "-";

    S32 count = 0;
    LLScrollListCell::Params cell_params;
    cell_params.font = LLFontGL::getFontSansSerif();
    // Start out right justifying numeric displays
    cell_params.font_halign = LLFontGL::HCENTER;

    std::map<std::string, LLVector3>::const_iterator map_iter = data.mPosOverrides.begin();
    std::map<std::string, LLVector3>::const_iterator map_end = data.mPosOverrides.end();
    while (map_iter != map_end)
    {
        if (include_overrides)
        {
            add_row_to_list(listp,
                cell_params,
                LLSD::Integer(count),
                map_iter->first,
                LLSD::Real(map_iter->second.mV[VX]),
                LLSD::Real(map_iter->second.mV[VY]),
                LLSD::Real(map_iter->second.mV[VZ]));
        }
        else
        {
            add_row_to_list(listp,
                cell_params,
                LLSD::Integer(count),
                map_iter->first,
                no_override_placeholder,
                no_override_placeholder,
                no_override_placeholder);
        }
        count++;
        map_iter++;
    }

    std::set<std::string>::const_iterator set_iter = data.mModelsNoOverrides.begin();
    std::set<std::string>::const_iterator set_end = data.mModelsNoOverrides.end();
    while (set_iter != set_end)
    {
        add_row_to_list(listp,
                        cell_params,
                        LLSD::Integer(count),
                        *set_iter,
                        no_override_placeholder,
                        no_override_placeholder,
                        no_override_placeholder);
        count++;
        set_iter++;
    }
}

void LLFloaterModelPreview::onJointListSelection()
{
    S32 display_lod = mModelPreview->mPreviewLOD;
    LLPanel *panel = mTabContainer->getPanelByName("rigging_panel");
    LLScrollListCtrl *joints_list = panel->getChild<LLScrollListCtrl>("joints_list");
    LLScrollListCtrl *joints_pos = panel->getChild<LLScrollListCtrl>("pos_overrides_list");
    LLScrollListCtrl *joints_scale = panel->getChild<LLScrollListCtrl>("scale_overrides_list");
    LLTextBox *joint_pos_descr = panel->getChild<LLTextBox>("pos_overrides_descr");

    joints_pos->deleteAllItems();
    joints_scale->deleteAllItems();

    LLScrollListItem *selected = joints_list->getFirstSelected();
    if (selected)
    {
        std::string label = selected->getValue().asString();
        LLJointOverrideData &data = mJointOverrides[display_lod][label];
        bool upload_joint_positions = childGetValue("upload_joints").asBoolean();
        populate_list_with_overrides(joints_pos, data, upload_joint_positions);

        joint_pos_descr->setTextArg("[JOINT]", label);
        mSelectedJointName = label;
    }
    else
    {
        // temporary value (shouldn't happen)
        std::string label = "mPelvis";
        joint_pos_descr->setTextArg("[JOINT]", label);
        mSelectedJointName.clear();
    }

    // Note: We can make a version of renderBones() to highlight selected joint
}

void LLFloaterModelPreview::onDescriptionKeystroke(LLUICtrl* ctrl)
{
    // Workaround for SL-4186, server doesn't allow name changes after 'calculate' stage
    LLLineEditor* input = static_cast<LLLineEditor*>(ctrl);
    if (input->isDirty()) // dirty will be reset after commit
    {
        toggleCalculateButton(true);
    }
}

//static
void LLFloaterModelPreview::onImportScaleCommit(LLUICtrl*,void* userdata)
{
    LLFloaterModelPreview *fp =(LLFloaterModelPreview *)userdata;

    if (!fp->mModelPreview)
    {
        return;
    }

    fp->mModelPreview->mDirty = true;

    fp->toggleCalculateButton(true);

    fp->mModelPreview->refresh();
}
//static
void LLFloaterModelPreview::onPelvisOffsetCommit( LLUICtrl*, void* userdata )
{
    LLFloaterModelPreview *fp =(LLFloaterModelPreview*)userdata;

    if (!fp->mModelPreview)
    {
        return;
    }

    fp->mModelPreview->mDirty = true;

    fp->toggleCalculateButton(true);

    fp->mModelPreview->refresh();
}

//static
void LLFloaterModelPreview::onPreviewLODCommit(LLUICtrl* ctrl, void* userdata)
{
    LLFloaterModelPreview *fp =(LLFloaterModelPreview *)userdata;

    if (!fp->mModelPreview)
    {
        return;
    }

    S32 which_mode = 0;

    LLComboBox* combo = (LLComboBox*) ctrl;

    which_mode = (NUM_LOD-1)-combo->getFirstSelectedIndex(); // combo box list of lods is in reverse order

    fp->mModelPreview->setPreviewLOD(which_mode);
}

//static
void LLFloaterModelPreview::onGenerateNormalsCommit(LLUICtrl* ctrl, void* userdata)
{
    LLFloaterModelPreview* fp = (LLFloaterModelPreview*) userdata;

    fp->mModelPreview->generateNormals();
}

void LLFloaterModelPreview::toggleGenarateNormals()
{
    bool enabled = childGetValue("gen_normals").asBoolean();
    mModelPreview->mViewOption["gen_normals"] = enabled;
    childSetEnabled("crease_angle", enabled);
    if(enabled) {
        mModelPreview->generateNormals();
    } else {
        mModelPreview->restoreNormals();
    }
}

//static
void LLFloaterModelPreview::onExplodeCommit(LLUICtrl* ctrl, void* userdata)
{
    LLFloaterModelPreview* fp = LLFloaterModelPreview::sInstance;

    fp->mModelPreview->refresh();
}

//static
void LLFloaterModelPreview::onAutoFillCommit(LLUICtrl* ctrl, void* userdata)
{
    LLFloaterModelPreview* fp = (LLFloaterModelPreview*) userdata;

    fp->mModelPreview->queryLODs();
}

void LLFloaterModelPreview::onLODParamCommit(S32 lod, bool enforce_tri_limit)
{
    LLComboBox* lod_source_combo = getChild<LLComboBox>("lod_source_" + lod_name[lod]);
    S32 mode = lod_source_combo->getCurrentIndex();
    switch (mode)
    {
    case LLModelPreview::MESH_OPTIMIZER_AUTO:
    case LLModelPreview::MESH_OPTIMIZER_SLOPPY:
    case LLModelPreview::MESH_OPTIMIZER_PRECISE:
        mModelPreview->onLODMeshOptimizerParamCommit(lod, enforce_tri_limit, mode);
        break;
    default:
        LL_ERRS() << "Only supposed to be called to generate models" << LL_ENDL;
        break;
    }

    //refresh LoDs that reference this one
    for (S32 i = lod - 1; i >= 0; --i)
    {
        LLComboBox* lod_source_combo = getChild<LLComboBox>("lod_source_" + lod_name[i]);
        if (lod_source_combo->getCurrentIndex() == LLModelPreview::USE_LOD_ABOVE)
        {
            onLoDSourceCommit(i);
        }
        else
        {
            break;
        }
    }
}

void LLFloaterModelPreview::draw3dPreview()
{
    gGL.color3f(1.f, 1.f, 1.f);

    gGL.getTexUnit(0)->bind(mModelPreview);

    gGL.begin( LLRender::QUADS );
    {
        gGL.texCoord2f(0.f, 1.f);
        gGL.vertex2i(mPreviewRect.mLeft+1, mPreviewRect.mTop-1);
        gGL.texCoord2f(0.f, 0.f);
        gGL.vertex2i(mPreviewRect.mLeft+1, mPreviewRect.mBottom+1);
        gGL.texCoord2f(1.f, 0.f);
        gGL.vertex2i(mPreviewRect.mRight-1, mPreviewRect.mBottom+1);
        gGL.texCoord2f(1.f, 1.f);
        gGL.vertex2i(mPreviewRect.mRight-1, mPreviewRect.mTop-1);
    }
    gGL.end();

    gGL.getTexUnit(0)->unbind(LLTexUnit::TT_TEXTURE);
}

//-----------------------------------------------------------------------------
// draw()
//-----------------------------------------------------------------------------
void LLFloaterModelPreview::draw()
{
    LLFloater::draw();

    if (!mModelPreview)
    {
        return;
    }

    mModelPreview->update();

    if (!mModelPreview->mLoading)
    {
        if ( mModelPreview->getLoadState() == LLModelLoader::ERROR_MATERIALS )
        {
            childSetTextArg("status", "[STATUS]", getString("status_material_mismatch"));
        }
        else
        if ( mModelPreview->getLoadState() > LLModelLoader::ERROR_MODEL )
        {
            childSetTextArg("status", "[STATUS]", getString(LLModel::getStatusString(mModelPreview->getLoadState() - LLModelLoader::ERROR_MODEL)));
        }
        else
        if ( mModelPreview->getLoadState() == LLModelLoader::ERROR_PARSING )
        {
            childSetTextArg("status", "[STATUS]", getString("status_parse_error"));
            toggleCalculateButton(false);
        }
        else
        if (mModelPreview->getLoadState() == LLModelLoader::WARNING_BIND_SHAPE_ORIENTATION)
        {
            childSetTextArg("status", "[STATUS]", getString("status_bind_shape_orientation"));
        }
        else
        {
            childSetTextArg("status", "[STATUS]", getString("status_idle"));
        }
    }

    if (!isMinimized() && mModelPreview->lodsReady())
    {
        draw3dPreview();
    }
}

//-----------------------------------------------------------------------------
// handleMouseDown()
//-----------------------------------------------------------------------------
BOOL LLFloaterModelPreview::handleMouseDown(S32 x, S32 y, MASK mask)
{
    if (mPreviewRect.pointInRect(x, y))
    {
        bringToFront( x, y );
        gFocusMgr.setMouseCapture(this);
        gViewerWindow->hideCursor();
        mLastMouseX = x;
        mLastMouseY = y;
        return TRUE;
    }

    return LLFloater::handleMouseDown(x, y, mask);
}

//-----------------------------------------------------------------------------
// handleMouseUp()
//-----------------------------------------------------------------------------
BOOL LLFloaterModelPreview::handleMouseUp(S32 x, S32 y, MASK mask)
{
    gFocusMgr.setMouseCapture(FALSE);
    gViewerWindow->showCursor();
    return LLFloater::handleMouseUp(x, y, mask);
}

//-----------------------------------------------------------------------------
// handleHover()
//-----------------------------------------------------------------------------
BOOL LLFloaterModelPreview::handleHover (S32 x, S32 y, MASK mask)
{
    MASK local_mask = mask & ~MASK_ALT;

    if (mModelPreview && hasMouseCapture())
    {
        if (local_mask == MASK_PAN)
        {
            // pan here
            mModelPreview->pan((F32)(x - mLastMouseX) * -0.005f, (F32)(y - mLastMouseY) * -0.005f);
        }
        else if (local_mask == MASK_ORBIT)
        {
            F32 yaw_radians = (F32)(x - mLastMouseX) * -0.01f;
            F32 pitch_radians = (F32)(y - mLastMouseY) * 0.02f;

            mModelPreview->rotate(yaw_radians, pitch_radians);
        }
        else
        {

            F32 yaw_radians = (F32)(x - mLastMouseX) * -0.01f;
            F32 zoom_amt = (F32)(y - mLastMouseY) * 0.02f;

            mModelPreview->rotate(yaw_radians, 0.f);
            mModelPreview->zoom(zoom_amt);
        }


        mModelPreview->refresh();

        LLUI::getInstance()->setMousePositionLocal(this, mLastMouseX, mLastMouseY);
    }

    if (!mPreviewRect.pointInRect(x, y) || !mModelPreview)
    {
        return LLFloater::handleHover(x, y, mask);
    }
    else if (local_mask == MASK_ORBIT)
    {
        gViewerWindow->setCursor(UI_CURSOR_TOOLCAMERA);
    }
    else if (local_mask == MASK_PAN)
    {
        gViewerWindow->setCursor(UI_CURSOR_TOOLPAN);
    }
    else
    {
        gViewerWindow->setCursor(UI_CURSOR_TOOLZOOMIN);
    }

    return TRUE;
}

//-----------------------------------------------------------------------------
// handleScrollWheel()
//-----------------------------------------------------------------------------
BOOL LLFloaterModelPreview::handleScrollWheel(S32 x, S32 y, S32 clicks)
{
    if (mPreviewRect.pointInRect(x, y) && mModelPreview)
    {
        mModelPreview->zoom((F32)clicks * -0.2f);
        mModelPreview->refresh();
    }
    else
    {
        LLFloaterModelUploadBase::handleScrollWheel(x, y, clicks);
    }
    return TRUE;
}

/*virtual*/
void LLFloaterModelPreview::onOpen(const LLSD& key)
{
    LLModelPreview::sIgnoreLoadedCallback = false;
    requestAgentUploadPermissions();
}

/*virtual*/
void LLFloaterModelPreview::onClose(bool app_quitting)
{
    LLModelPreview::sIgnoreLoadedCallback = true;
}

//static
void LLFloaterModelPreview::onPhysicsParamCommit(LLUICtrl* ctrl, void* data)
{
    if (LLConvexDecomposition::getInstance() == NULL)
    {
        LL_INFOS() << "convex decomposition tool is a stub on this platform. cannot get decomp." << LL_ENDL;
        return;
    }

    if (sInstance)
    {
        LLCDParam* param = (LLCDParam*) data;
        std::string name(param->mName);

        LLSD value = ctrl->getValue();

        if("Retain%" == name)
        {
            value = ctrl->getValue().asReal() / RETAIN_COEFFICIENT;
        }

        sInstance->mDecompParams[name] = value;

        if (name == "Simplify Method")
        {
            bool show_retain = false;
            bool show_detail = true;

            if (ctrl->getValue().asInteger() == 0)
            {
                 show_retain = true;
                 show_detail = false;
            }

            sInstance->childSetVisible("Retain%", show_retain);
            sInstance->childSetVisible("Retain%_label", show_retain);

            sInstance->childSetVisible("Detail Scale", show_detail);
            sInstance->childSetVisible("Detail Scale label", show_detail);
        }
    }
}

//static
void LLFloaterModelPreview::onPhysicsStageExecute(LLUICtrl* ctrl, void* data)
{
    LLCDStageData* stage_data = (LLCDStageData*) data;
    std::string stage = stage_data->mName;

    if (sInstance)
    {
        if (!sInstance->mCurRequest.empty())
        {
            LL_INFOS() << "Decomposition request still pending." << LL_ENDL;
            return;
        }

        if (sInstance->mModelPreview)
        {
            for (S32 i = 0; i < sInstance->mModelPreview->mModel[LLModel::LOD_PHYSICS].size(); ++i)
            {
                LLModel* mdl = sInstance->mModelPreview->mModel[LLModel::LOD_PHYSICS][i];
                DecompRequest* request = new DecompRequest(stage, mdl);
                sInstance->mCurRequest.insert(request);
                gMeshRepo.mDecompThread->submitRequest(request);
            }
        }

        if (stage == "Decompose")
        {
            sInstance->setStatusMessage(sInstance->getString("decomposing"));
            sInstance->childSetVisible("Decompose", false);
            sInstance->childSetVisible("decompose_cancel", true);
            sInstance->childDisable("Simplify");
        }
        else if (stage == "Simplify")
        {
            sInstance->setStatusMessage(sInstance->getString("simplifying"));
            sInstance->childSetVisible("Simplify", false);
            sInstance->childSetVisible("simplify_cancel", true);
            sInstance->childDisable("Decompose");
        }
    }
}

//static
void LLFloaterModelPreview::onPhysicsBrowse(LLUICtrl* ctrl, void* userdata)
{
    sInstance->loadModel(LLModel::LOD_PHYSICS);
}

//static
void LLFloaterModelPreview::onPhysicsUseLOD(LLUICtrl* ctrl, void* userdata)
{
    S32 num_lods = 4;
    S32 which_mode;

    LLCtrlSelectionInterface* iface = sInstance->childGetSelectionInterface("physics_lod_combo");
    if (iface)
    {
        which_mode = iface->getFirstSelectedIndex();
    }
    else
    {
        LL_WARNS() << "no iface" << LL_ENDL;
        return;
    }

    if (which_mode <= 0)
    {
        LL_WARNS() << "which_mode out of range, " << which_mode << LL_ENDL;
    }

    S32 file_mode = iface->getItemCount() - 1;
    S32 cube_mode = file_mode - 1;
    if (which_mode < cube_mode)
    {
        S32 which_lod = num_lods - which_mode;
        sInstance->mModelPreview->setPhysicsFromLOD(which_lod);
    }
    else if (which_mode == cube_mode)
    {
        std::string path = gDirUtilp->getAppRODataDir();
        gDirUtilp->append(path, "cube.dae");
        sInstance->loadModel(LLModel::LOD_PHYSICS, path);
    }

    LLModelPreview *model_preview = sInstance->mModelPreview;
    if (model_preview)
    {
        model_preview->refresh();
        model_preview->updateStatusMessages();
    }
}

//static
void LLFloaterModelPreview::onCancel(LLUICtrl* ctrl, void* data)
{
    if (sInstance)
    {
        sInstance->closeFloater(false);
    }
}

//static
void LLFloaterModelPreview::onPhysicsStageCancel(LLUICtrl* ctrl, void*data)
{
    if (sInstance)
    {
        for (std::set<LLPointer<DecompRequest> >::iterator iter = sInstance->mCurRequest.begin();
            iter != sInstance->mCurRequest.end(); ++iter)
        {
            DecompRequest* req = *iter;
            req->mContinue = 0;
        }

        sInstance->mCurRequest.clear();

        if (sInstance->mModelPreview)
        {
            sInstance->mModelPreview->updateStatusMessages();
        }
    }
}

void LLFloaterModelPreview::initDecompControls()
{
    LLSD key;

    childSetCommitCallback("simplify_cancel", onPhysicsStageCancel, NULL);
    childSetCommitCallback("decompose_cancel", onPhysicsStageCancel, NULL);

    childSetCommitCallback("physics_lod_combo", onPhysicsUseLOD, NULL);
    childSetCommitCallback("physics_browse", onPhysicsBrowse, NULL);

    static const LLCDStageData* stage = NULL;
    static S32 stage_count = 0;

    if (!stage && LLConvexDecomposition::getInstance() != NULL)
    {
        stage_count = LLConvexDecomposition::getInstance()->getStages(&stage);
    }

    static const LLCDParam* param = NULL;
    static S32 param_count = 0;
    if (!param && LLConvexDecomposition::getInstance() != NULL)
    {
        param_count = LLConvexDecomposition::getInstance()->getParameters(&param);
    }

    for (S32 j = stage_count-1; j >= 0; --j)
    {
        LLButton* button = getChild<LLButton>(stage[j].mName);
        if (button)
        {
            button->setCommitCallback(onPhysicsStageExecute, (void*) &stage[j]);
        }

        gMeshRepo.mDecompThread->mStageID[stage[j].mName] = j;
        // protected against stub by stage_count being 0 for stub above
        LLConvexDecomposition::getInstance()->registerCallback(j, LLPhysicsDecomp::llcdCallback);

        //LL_INFOS() << "Physics decomp stage " << stage[j].mName << " (" << j << ") parameters:" << LL_ENDL;
        //LL_INFOS() << "------------------------------------" << LL_ENDL;

        for (S32 i = 0; i < param_count; ++i)
        {
            if (param[i].mStage != j)
            {
                continue;
            }

            std::string name(param[i].mName ? param[i].mName : "");
            std::string description(param[i].mDescription ? param[i].mDescription : "");

            std::string type = "unknown";

            LL_INFOS() << name << " - " << description << LL_ENDL;

            if (param[i].mType == LLCDParam::LLCD_FLOAT)
            {
                mDecompParams[param[i].mName] = LLSD(param[i].mDefault.mFloat);
                //LL_INFOS() << "Type: float, Default: " << param[i].mDefault.mFloat << LL_ENDL;


                LLUICtrl* ctrl = getChild<LLUICtrl>(name);
                if (LLSliderCtrl* slider = dynamic_cast<LLSliderCtrl*>(ctrl))
                {
                    slider->setMinValue(param[i].mDetails.mRange.mLow.mFloat);
                    slider->setMaxValue(param[i].mDetails.mRange.mHigh.mFloat);
                    slider->setIncrement(param[i].mDetails.mRange.mDelta.mFloat);
                    slider->setValue(param[i].mDefault.mFloat);
                    slider->setCommitCallback(onPhysicsParamCommit, (void*) &param[i]);
                }
                else if (LLSpinCtrl* spinner = dynamic_cast<LLSpinCtrl*>(ctrl))
                {
                    bool is_retain_ctrl = "Retain%" == name;
                    double coefficient = is_retain_ctrl ? RETAIN_COEFFICIENT : 1.f;

                    spinner->setMinValue(param[i].mDetails.mRange.mLow.mFloat * coefficient);
                    spinner->setMaxValue(param[i].mDetails.mRange.mHigh.mFloat * coefficient);
                    spinner->setIncrement(param[i].mDetails.mRange.mDelta.mFloat * coefficient);
                    spinner->setValue(param[i].mDefault.mFloat * coefficient);
                    spinner->setCommitCallback(onPhysicsParamCommit, (void*) &param[i]);
                }
                else if (LLComboBox* combo_box = dynamic_cast<LLComboBox*>(ctrl))
                {
                    float min = param[i].mDetails.mRange.mLow.mFloat;
                    float max = param[i].mDetails.mRange.mHigh.mFloat;
                    float delta = param[i].mDetails.mRange.mDelta.mFloat;

                    bool is_smooth_cb = ("Cosine%" == name);
                    if (is_smooth_cb)
                    {
                        createSmoothComboBox(combo_box, min, max);
                    }
                    else
                    {
                        for(float value = min; value <= max; value += delta)
                        {
                            std::string label = llformat("%.1f", value);
                            combo_box->add(label, value, ADD_BOTTOM, true);
                        }
                    }
                    combo_box->setValue(is_smooth_cb ? 0: param[i].mDefault.mFloat);
                    combo_box->setCommitCallback(onPhysicsParamCommit, (void*) &param[i]);
                }
            }
            else if (param[i].mType == LLCDParam::LLCD_INTEGER)
            {
                mDecompParams[param[i].mName] = LLSD(param[i].mDefault.mIntOrEnumValue);
                //LL_INFOS() << "Type: integer, Default: " << param[i].mDefault.mIntOrEnumValue << LL_ENDL;


                LLUICtrl* ctrl = getChild<LLUICtrl>(name);
                if (LLSliderCtrl* slider = dynamic_cast<LLSliderCtrl*>(ctrl))
                {
                    slider->setMinValue(param[i].mDetails.mRange.mLow.mIntOrEnumValue);
                    slider->setMaxValue(param[i].mDetails.mRange.mHigh.mIntOrEnumValue);
                    slider->setIncrement(param[i].mDetails.mRange.mDelta.mIntOrEnumValue);
                    slider->setValue(param[i].mDefault.mIntOrEnumValue);
                    slider->setCommitCallback(onPhysicsParamCommit, (void*) &param[i]);
                }
                else if (LLComboBox* combo_box = dynamic_cast<LLComboBox*>(ctrl))
                {
                    for(int k = param[i].mDetails.mRange.mLow.mIntOrEnumValue; k<=param[i].mDetails.mRange.mHigh.mIntOrEnumValue; k+=param[i].mDetails.mRange.mDelta.mIntOrEnumValue)
                    {
                        std::string name = llformat("%.1d", k);
                        combo_box->add(name, k, ADD_BOTTOM, true);
                    }
                    combo_box->setValue(param[i].mDefault.mIntOrEnumValue);
                    combo_box->setCommitCallback(onPhysicsParamCommit, (void*) &param[i]);
                }
            }
            else if (param[i].mType == LLCDParam::LLCD_BOOLEAN)
            {
                mDecompParams[param[i].mName] = LLSD(param[i].mDefault.mBool);
                //LL_INFOS() << "Type: boolean, Default: " << (param[i].mDefault.mBool ? "True" : "False") << LL_ENDL;

                LLCheckBoxCtrl* check_box = getChild<LLCheckBoxCtrl>(name);
                if (check_box)
                {
                    check_box->setValue(param[i].mDefault.mBool);
                    check_box->setCommitCallback(onPhysicsParamCommit, (void*) &param[i]);
                }
            }
            else if (param[i].mType == LLCDParam::LLCD_ENUM)
            {
                mDecompParams[param[i].mName] = LLSD(param[i].mDefault.mIntOrEnumValue);
                //LL_INFOS() << "Type: enum, Default: " << param[i].mDefault.mIntOrEnumValue << LL_ENDL;

                { //plug into combo box

                    //LL_INFOS() << "Accepted values: " << LL_ENDL;
                    LLComboBox* combo_box = getChild<LLComboBox>(name);
                    for (S32 k = 0; k < param[i].mDetails.mEnumValues.mNumEnums; ++k)
                    {
                        //LL_INFOS() << param[i].mDetails.mEnumValues.mEnumsArray[k].mValue
                        //  << " - " << param[i].mDetails.mEnumValues.mEnumsArray[k].mName << LL_ENDL;

                        std::string name(param[i].mDetails.mEnumValues.mEnumsArray[k].mName);
                        std::string localized_name;
                        bool is_localized = LLTrans::findString(localized_name, name);

                        combo_box->add(is_localized ? localized_name : name,
                            LLSD::Integer(param[i].mDetails.mEnumValues.mEnumsArray[k].mValue));
                    }
                    combo_box->setValue(param[i].mDefault.mIntOrEnumValue);
                    combo_box->setCommitCallback(onPhysicsParamCommit, (void*) &param[i]);
                }

                //LL_INFOS() << "----" << LL_ENDL;
            }
            //LL_INFOS() << "-----------------------------" << LL_ENDL;
        }
    }
    mDefaultDecompParams = mDecompParams;
    childSetCommitCallback("physics_explode", LLFloaterModelPreview::onExplodeCommit, this);
}

void LLFloaterModelPreview::createSmoothComboBox(LLComboBox* combo_box, float min, float max)
{
    float delta = (max - min) / SMOOTH_VALUES_NUMBER;
    int ilabel = 0;

    combo_box->add("0 (none)", ADD_BOTTOM, true);

    for(float value = min + delta; value < max; value += delta)
    {
        std::string label = (++ilabel == SMOOTH_VALUES_NUMBER) ? "10 (max)" : llformat("%.1d", ilabel);
        combo_box->add(label, value, ADD_BOTTOM, true);
    }


}

//-----------------------------------------------------------------------------
// onMouseCaptureLost()
//-----------------------------------------------------------------------------
// static
void LLFloaterModelPreview::onMouseCaptureLostModelPreview(LLMouseHandler* handler)
{
    gViewerWindow->showCursor();
}

//-----------------------------------------------------------------------------
// addStringToLog()
//-----------------------------------------------------------------------------
//static
void LLFloaterModelPreview::addStringToLog(const std::string& message, const LLSD& args, bool flash, S32 lod)
{
    if (sInstance && sInstance->hasString(message))
    {
        std::string str;
        switch (lod)
{
        case LLModel::LOD_IMPOSTOR: str = "LOD0 "; break;
        case LLModel::LOD_LOW:      str = "LOD1 "; break;
        case LLModel::LOD_MEDIUM:   str = "LOD2 "; break;
        case LLModel::LOD_PHYSICS:  str = "PHYS "; break;
        case LLModel::LOD_HIGH:     str = "LOD3 ";   break;
        default: break;
}

        LLStringUtil::format_map_t args_msg;
        LLSD::map_const_iterator iter = args.beginMap();
        LLSD::map_const_iterator end = args.endMap();
        for (; iter != end; ++iter)
{
            args_msg[iter->first] = iter->second.asString();
        }
        str += sInstance->getString(message, args_msg);
        sInstance->addStringToLogTab(str, flash);
    }
    }

// static
void LLFloaterModelPreview::addStringToLog(const std::string& str, bool flash)
    {
    if (sInstance)
        {
        sInstance->addStringToLogTab(str, flash);
                }
            }

// static
void LLFloaterModelPreview::addStringToLog(const std::ostringstream& strm, bool flash)
            {
    if (sInstance)
            {
        sInstance->addStringToLogTab(strm.str(), flash);
            }
        }

void LLFloaterModelPreview::clearAvatarTab()
{
    LLPanel *panel = mTabContainer->getPanelByName("rigging_panel");
    LLScrollListCtrl *joints_list = panel->getChild<LLScrollListCtrl>("joints_list");
    joints_list->deleteAllItems();
    LLScrollListCtrl *joints_pos = panel->getChild<LLScrollListCtrl>("pos_overrides_list");
    joints_pos->deleteAllItems();    mSelectedJointName.clear();

    for (U32 i = 0; i < LLModel::NUM_LODS; ++i)
{
        mJointOverrides[i].clear();
    }

    LLTextBox *joint_total_descr = panel->getChild<LLTextBox>("conflicts_description");
    joint_total_descr->setTextArg("[CONFLICTS]", llformat("%d", 0));
    joint_total_descr->setTextArg("[JOINTS_COUNT]", llformat("%d", 0));


    LLTextBox *joint_pos_descr = panel->getChild<LLTextBox>("pos_overrides_descr");
    joint_pos_descr->setTextArg("[JOINT]", std::string("mPelvis")); // Might be better to hide it
            }

void LLFloaterModelPreview::updateAvatarTab(bool highlight_overrides)
{
    S32 display_lod = mModelPreview->mPreviewLOD;
    if (mModelPreview->mModel[display_lod].empty())
    {
        mSelectedJointName.clear();
        return;
    }

    // Joints will be listed as long as they are listed in mAlternateBindMatrix
    // even if they are for some reason identical to defaults.
    // Todo: Are overrides always identical for all lods? They normally are, but there might be situations where they aren't.
    if (mJointOverrides[display_lod].empty())
    {
        // populate map
        for (LLModelLoader::scene::iterator iter = mModelPreview->mScene[display_lod].begin(); iter != mModelPreview->mScene[display_lod].end(); ++iter)
        {
            for (LLModelLoader::model_instance_list::iterator model_iter = iter->second.begin(); model_iter != iter->second.end(); ++model_iter)
            {
                LLModelInstance& instance = *model_iter;
                LLModel* model = instance.mModel;
                const LLMeshSkinInfo *skin = &model->mSkinInfo;
                U32 joint_count = LLSkinningUtil::getMeshJointCount(skin);
                U32 bind_count = highlight_overrides ? skin->mAlternateBindMatrix.size() : 0; // simply do not include overrides if data is not needed
                if (bind_count > 0 && bind_count != joint_count)
                {
                    std::ostringstream out;
                    out << "Invalid joint overrides for model " << model->getName();
                    out << ". Amount of joints " << joint_count;
                    out << ", is different from amount of overrides " << bind_count;
                    LL_INFOS() << out.str() << LL_ENDL;
                    addStringToLog(out.str(), true);
                    // Disable overrides for this model
                    bind_count = 0;
                }
                if (bind_count > 0)
                {
                    for (U32 j = 0; j < joint_count; ++j)
                    {
                        const LLVector3& joint_pos = LLVector3(skin->mAlternateBindMatrix[j].getTranslation());
                        LLJointOverrideData &data = mJointOverrides[display_lod][skin->mJointNames[j]];

                        LLJoint* pJoint = LLModelPreview::lookupJointByName(skin->mJointNames[j], mModelPreview);
                        if (pJoint)
                        {
                            // see how voavatar uses aboveJointPosThreshold
                            if (pJoint->aboveJointPosThreshold(joint_pos))
                            {
                                // valid override
                                if (data.mPosOverrides.size() > 0
                                    && (data.mPosOverrides.begin()->second - joint_pos).lengthSquared() > (LL_JOINT_TRESHOLD_POS_OFFSET * LL_JOINT_TRESHOLD_POS_OFFSET))
                                {
                                    // File contains multiple meshes with conflicting joint offsets
                                    // preview may be incorrect, upload result might wary (depends onto
                                    // mesh_id that hasn't been generated yet).
                                    data.mHasConflicts = true;
                                }
                                data.mPosOverrides[model->getName()] = joint_pos;
                            }
                            else
                            {
                                // default value, it won't be accounted for by avatar
                                data.mModelsNoOverrides.insert(model->getName());
                            }
                        }
                    }
                }
                else
                {
                    for (U32 j = 0; j < joint_count; ++j)
                    {
                        LLJointOverrideData &data = mJointOverrides[display_lod][skin->mJointNames[j]];
                        data.mModelsNoOverrides.insert(model->getName());
                    }
                }
            }
        }
    }

    LLPanel *panel = mTabContainer->getPanelByName("rigging_panel");
    LLScrollListCtrl *joints_list = panel->getChild<LLScrollListCtrl>("joints_list");

    if (joints_list->isEmpty())
    {
        // Populate table

        std::map<std::string, std::string> joint_alias_map;
        mModelPreview->getJointAliases(joint_alias_map);

        S32 conflicts = 0;
        joint_override_data_map_t::iterator joint_iter = mJointOverrides[display_lod].begin();
        joint_override_data_map_t::iterator joint_end = mJointOverrides[display_lod].end();
        while (joint_iter != joint_end)
        {
            const std::string& listName = joint_iter->first;

            LLScrollListItem::Params item_params;
            item_params.value(listName);

            LLScrollListCell::Params cell_params;
            cell_params.font = LLFontGL::getFontSansSerif();
            cell_params.value = listName;
            if (joint_alias_map.find(listName) == joint_alias_map.end())
            {
                // Missing names
                cell_params.color = LLColor4::red;
            }
            if (joint_iter->second.mHasConflicts)
            {
                // Conflicts
                cell_params.color = LLColor4::orange;
                conflicts++;
            }
            if (highlight_overrides && joint_iter->second.mPosOverrides.size() > 0)
            {
                cell_params.font.style = "BOLD";
            }

            item_params.columns.add(cell_params);

            joints_list->addRow(item_params, ADD_BOTTOM);
            joint_iter++;
        }
        joints_list->selectFirstItem();
        LLScrollListItem *selected = joints_list->getFirstSelected();
        if (selected)
        {
            mSelectedJointName = selected->getValue().asString();
        }

        LLTextBox *joint_conf_descr = panel->getChild<LLTextBox>("conflicts_description");
        joint_conf_descr->setTextArg("[CONFLICTS]", llformat("%d", conflicts));
        joint_conf_descr->setTextArg("[JOINTS_COUNT]", llformat("%d", mJointOverrides[display_lod].size()));
    }
}

//-----------------------------------------------------------------------------
// addStringToLogTab()
//-----------------------------------------------------------------------------
void LLFloaterModelPreview::addStringToLogTab(const std::string& str, bool flash)
{
    if (str.empty())
        {
        return;
    }

    LLWString text = utf8str_to_wstring(str);
    S32 add_text_len = text.length() + 1; // newline
    S32 editor_max_len = mUploadLogText->getMaxTextLength();
    if (add_text_len > editor_max_len)
        {
        return;
    }

    // Make sure we have space for new string
    S32 editor_text_len = mUploadLogText->getLength();
    if (editor_max_len < (editor_text_len + add_text_len)
        && mUploadLogText->getLineCount() <= 0)
    {
        mUploadLogText->getTextBoundingRect();// forces a reflow() to fix line count
            }
    while (editor_max_len < (editor_text_len + add_text_len))
        {
        S32 shift = mUploadLogText->removeFirstLine();
        if (shift > 0)
    {
            // removed a line
            editor_text_len -= shift;
}
    else
    {
            //nothing to remove?
            LL_WARNS() << "Failed to clear log lines" << LL_ENDL;
                    break;
                }
            }

    mUploadLogText->appendText(str, true);

    if (flash)
    {
        LLPanel* panel = mTabContainer->getPanelByName("logs_panel");
        if (mTabContainer->getCurrentPanel() != panel)
        {
            mTabContainer->setTabPanelFlashing(panel, true);
        }
    }
    }

void LLFloaterModelPreview::setDetails(F32 x, F32 y, F32 z)
{
    assert_main_thread();
    childSetTextArg("import_dimensions", "[X]", llformat("%.3f", x));
    childSetTextArg("import_dimensions", "[Y]", llformat("%.3f", y));
    childSetTextArg("import_dimensions", "[Z]", llformat("%.3f", z));
        }

void LLFloaterModelPreview::setPreviewLOD(S32 lod)
        {
    if (mModelPreview)
    {
        mModelPreview->setPreviewLOD(lod);
                                }
                            }

void LLFloaterModelPreview::onBrowseLOD(S32 lod)
{
    assert_main_thread();

    loadModel(lod);
}

//static
void LLFloaterModelPreview::onReset(void* user_data)
{
    assert_main_thread();


    LLFloaterModelPreview* fmp = (LLFloaterModelPreview*) user_data;
    fmp->childDisable("reset_btn");
    fmp->clearLogTab();
    fmp->clearAvatarTab();
    LLModelPreview* mp = fmp->mModelPreview;
    std::string filename = mp->mLODFile[LLModel::LOD_HIGH];

    fmp->resetDisplayOptions();
    fmp->resetUploadOptions();
    //reset model preview
    fmp->initModelPreview();

    mp = fmp->mModelPreview;
    mp->loadModel(filename,LLModel::LOD_HIGH,true);
}

//static
void LLFloaterModelPreview::onUpload(void* user_data)
{
    assert_main_thread();

    LLFloaterModelPreview* mp = (LLFloaterModelPreview*) user_data;
    mp->clearLogTab();

    mp->mUploadBtn->setEnabled(false);

    mp->mModelPreview->rebuildUploadData();

    bool upload_skinweights = mp->childGetValue("upload_skin").asBoolean();
    bool upload_joint_positions = mp->childGetValue("upload_joints").asBoolean();
    bool lock_scale_if_joint_position = mp->childGetValue("lock_scale_if_joint_position").asBoolean();

    if (gSavedSettings.getBOOL("MeshImportUseSLM"))
    {
        mp->mModelPreview->saveUploadData(upload_skinweights, upload_joint_positions, lock_scale_if_joint_position);
    }

    gMeshRepo.uploadModel(mp->mModelPreview->mUploadData, mp->mModelPreview->mPreviewScale,
                          mp->childGetValue("upload_textures").asBoolean(),
                          upload_skinweights, upload_joint_positions, lock_scale_if_joint_position,
                          mp->mUploadModelUrl, mp->mDestinationFolderId,
                          true, LLHandle<LLWholeModelFeeObserver>(), mp->getWholeModelUploadObserverHandle());
}


void LLFloaterModelPreview::refresh()
{
    sInstance->toggleCalculateButton(true);
    sInstance->mModelPreview->mDirty = true;
}

LLFloaterModelPreview::DecompRequest::DecompRequest(const std::string& stage, LLModel* mdl)
{
    mStage = stage;
    mContinue = 1;
    mModel = mdl;
    mDecompID = &mdl->mDecompID;
    mParams = sInstance->mDecompParams;

    //copy out positions and indices
    assignData(mdl) ;
}

void LLFloaterModelPreview::setCtrlLoadFromFile(S32 lod)
{
    if (lod == LLModel::LOD_PHYSICS)
    {
        LLComboBox* lod_combo = findChild<LLComboBox>("physics_lod_combo");
        if (lod_combo)
        {
            lod_combo->setCurrentByIndex(lod_combo->getItemCount() - 1);
        }
    }
    else
    {
        LLComboBox* lod_combo = findChild<LLComboBox>("lod_source_" + lod_name[lod]);
        if (lod_combo)
    {
            lod_combo->setCurrentByIndex(0);
    }
}
}

void LLFloaterModelPreview::setStatusMessage(const std::string& msg)
{
    LLMutexLock lock(mStatusLock);
    mStatusMessage = msg;
}

void LLFloaterModelPreview::toggleCalculateButton()
{
    toggleCalculateButton(true);
}

void LLFloaterModelPreview::modelUpdated(bool calculate_visible)
{
    mModelPhysicsFee.clear();
    toggleCalculateButton(calculate_visible);
}

void LLFloaterModelPreview::toggleCalculateButton(bool visible)
{
    mCalculateBtn->setVisible(visible);

    bool uploadingSkin           = childGetValue("upload_skin").asBoolean();
    bool uploadingJointPositions = childGetValue("upload_joints").asBoolean();
    if ( uploadingSkin )
    {
        //Disable the calculate button *if* the rig is invalid - which is determined during the critiquing process
        if ( uploadingJointPositions && !mModelPreview->isRigValidForJointPositionUpload() )
        {
            mCalculateBtn->setVisible( false );
        }
    }

    mUploadBtn->setVisible(!visible);
    mUploadBtn->setEnabled(isModelUploadAllowed());

    if (visible)
    {
        std::string tbd = getString("tbd");
        childSetTextArg("prim_weight", "[EQ]", tbd);
        childSetTextArg("download_weight", "[ST]", tbd);
        childSetTextArg("server_weight", "[SIM]", tbd);
        childSetTextArg("physics_weight", "[PH]", tbd);
        if (!mModelPhysicsFee.isMap() || (mModelPhysicsFee.size() == 0))
        {
            childSetTextArg("upload_fee", "[FEE]", tbd);
        }
        std::string dashes = hasString("--") ? getString("--") : "--";
        childSetTextArg("price_breakdown", "[STREAMING]", dashes);
        childSetTextArg("price_breakdown", "[PHYSICS]", dashes);
        childSetTextArg("price_breakdown", "[INSTANCES]", dashes);
        childSetTextArg("price_breakdown", "[TEXTURES]", dashes);
        childSetTextArg("price_breakdown", "[MODEL]", dashes);
        childSetTextArg("physics_breakdown", "[PCH]", dashes);
        childSetTextArg("physics_breakdown", "[PM]", dashes);
        childSetTextArg("physics_breakdown", "[PHU]", dashes);
    }
}

void LLFloaterModelPreview::onLoDSourceCommit(S32 lod)
{
    mModelPreview->updateLodControls(lod);

    LLComboBox* lod_source_combo = getChild<LLComboBox>("lod_source_" + lod_name[lod]);
    S32 index = lod_source_combo->getCurrentIndex();
    if (index == LLModelPreview::MESH_OPTIMIZER_AUTO
        || index == LLModelPreview::MESH_OPTIMIZER_SLOPPY
        || index == LLModelPreview::MESH_OPTIMIZER_PRECISE)
    {
        // rebuild LoD to update triangle counts
        onLODParamCommit(lod, true);
    }
    if (index == LLModelPreview::USE_LOD_ABOVE)
    {
        // refresh to pick triangle counts
        mModelPreview->mDirty = true;
    }
}

void LLFloaterModelPreview::resetDisplayOptions()
{
    std::map<std::string,bool>::iterator option_it = mModelPreview->mViewOption.begin();

    for(;option_it != mModelPreview->mViewOption.end(); ++option_it)
    {
        LLUICtrl* ctrl = getChild<LLUICtrl>(option_it->first);
        ctrl->setValue(false);
    }
}

void LLFloaterModelPreview::resetUploadOptions()
{
    childSetValue("import_scale", 1);
    childSetValue("pelvis_offset", 0);
    childSetValue("physics_explode", 0);
    childSetValue("physics_file", "");
    childSetVisible("Retain%", false);
    childSetVisible("Retain%_label", false);
    childSetVisible("Detail Scale", true);
    childSetVisible("Detail Scale label", true);

    getChild<LLComboBox>("lod_source_" + lod_name[NUM_LOD - 1])->setCurrentByIndex(LLModelPreview::LOD_FROM_FILE);
    for (S32 lod = 0; lod < NUM_LOD - 1; ++lod)
    {
        getChild<LLComboBox>("lod_source_" + lod_name[lod])->setCurrentByIndex(LLModelPreview::MESH_OPTIMIZER_AUTO);
        childSetValue("lod_file_" + lod_name[lod], "");
    }

    for(auto& p : mDefaultDecompParams)
    {
        std::string ctrl_name(p.first);
        LLUICtrl* ctrl = getChild<LLUICtrl>(ctrl_name);
        if (ctrl)
        {
            ctrl->setValue(p.second);
        }
    }
    getChild<LLComboBox>("physics_lod_combo")->setCurrentByIndex(0);
    getChild<LLComboBox>("Cosine%")->setCurrentByIndex(0);
}

void LLFloaterModelPreview::clearLogTab()
{
    mUploadLogText->clear();
    LLPanel* panel = mTabContainer->getPanelByName("logs_panel");
    mTabContainer->setTabPanelFlashing(panel, false);
}

void LLFloaterModelPreview::onModelPhysicsFeeReceived(const LLSD& result, std::string upload_url)
{
    mModelPhysicsFee = result;
    mModelPhysicsFee["url"] = upload_url;

    doOnIdleOneTime(boost::bind(&LLFloaterModelPreview::handleModelPhysicsFeeReceived,this));
}

void LLFloaterModelPreview::handleModelPhysicsFeeReceived()
{
    const LLSD& result = mModelPhysicsFee;
    mUploadModelUrl = result["url"].asString();

    childSetTextArg("prim_weight", "[EQ]", llformat("%0.3f", result["resource_cost"].asReal()));
    childSetTextArg("download_weight", "[ST]", llformat("%0.3f", result["model_streaming_cost"].asReal()));
    childSetTextArg("server_weight", "[SIM]", llformat("%0.3f", result["simulation_cost"].asReal()));
    childSetTextArg("physics_weight", "[PH]", llformat("%0.3f", result["physics_cost"].asReal()));
    childSetTextArg("upload_fee", "[FEE]", llformat("%d", result["upload_price"].asInteger()));
    childSetTextArg("price_breakdown", "[STREAMING]", llformat("%d", result["upload_price_breakdown"]["mesh_streaming"].asInteger()));
    childSetTextArg("price_breakdown", "[PHYSICS]", llformat("%d", result["upload_price_breakdown"]["mesh_physics"].asInteger()));
    childSetTextArg("price_breakdown", "[INSTANCES]", llformat("%d", result["upload_price_breakdown"]["mesh_instance"].asInteger()));
    childSetTextArg("price_breakdown", "[TEXTURES]", llformat("%d", result["upload_price_breakdown"]["texture"].asInteger()));
    childSetTextArg("price_breakdown", "[MODEL]", llformat("%d", result["upload_price_breakdown"]["model"].asInteger()));

    childSetTextArg("physics_breakdown", "[PCH]", llformat("%0.3f", result["model_physics_cost"]["hull"].asReal()));
    childSetTextArg("physics_breakdown", "[PM]", llformat("%0.3f", result["model_physics_cost"]["mesh"].asReal()));
    childSetTextArg("physics_breakdown", "[PHU]", llformat("%0.3f", result["model_physics_cost"]["decomposition"].asReal()));
    childSetTextArg("streaming_breakdown", "[STR_TOTAL]", llformat("%d", result["streaming_cost"].asInteger()));
    childSetTextArg("streaming_breakdown", "[STR_HIGH]", llformat("%d", result["streaming_params"]["high_lod"].asInteger()));
    childSetTextArg("streaming_breakdown", "[STR_MED]", llformat("%d", result["streaming_params"]["medium_lod"].asInteger()));
    childSetTextArg("streaming_breakdown", "[STR_LOW]", llformat("%d", result["streaming_params"]["low_lod"].asInteger()));
    childSetTextArg("streaming_breakdown", "[STR_LOWEST]", llformat("%d", result["streaming_params"]["lowest_lod"].asInteger()));

    childSetVisible("upload_fee", true);
    childSetVisible("price_breakdown", true);
    mUploadBtn->setEnabled(isModelUploadAllowed());
}

void LLFloaterModelPreview::setModelPhysicsFeeErrorStatus(S32 status, const std::string& reason, const LLSD& result)
{
    std::ostringstream out;
    out << "LLFloaterModelPreview::setModelPhysicsFeeErrorStatus(" << status;
    out << " : " << reason << ")";
    LL_WARNS() << out.str() << LL_ENDL;
    LLFloaterModelPreview::addStringToLog(out, false);
    doOnIdleOneTime(boost::bind(&LLFloaterModelPreview::toggleCalculateButton, this, true));

    if (result.has("upload_price"))
    {
        mModelPhysicsFee = result;
        childSetTextArg("upload_fee", "[FEE]", llformat("%d", result["upload_price"].asInteger()));
        childSetVisible("upload_fee", true);
    }
    else
    {
        mModelPhysicsFee.clear();
    }
}

/*virtual*/
void LLFloaterModelPreview::onModelUploadSuccess()
{
    assert_main_thread();
    closeFloater(false);
}

/*virtual*/
void LLFloaterModelPreview::onModelUploadFailure()
{
    assert_main_thread();
    toggleCalculateButton(true);
    mUploadBtn->setEnabled(true);
}

bool LLFloaterModelPreview::isModelUploadAllowed()
{
    bool allow_upload = mHasUploadPerm && !mUploadModelUrl.empty();
    if (mModelPreview)
    {
        allow_upload &= mModelPreview->mModelNoErrors;
    }
    return allow_upload;
}

S32 LLFloaterModelPreview::DecompRequest::statusCallback(const char* status, S32 p1, S32 p2)
{
    if (mContinue)
    {
        setStatusMessage(llformat("%s: %d/%d", status, p1, p2));
        if (LLFloaterModelPreview::sInstance)
        {
            LLFloaterModelPreview::sInstance->setStatusMessage(mStatusMessage);
        }
    }

    return mContinue;
}

void LLFloaterModelPreview::DecompRequest::completed()
{ //called from the main thread
    if (mContinue)
    {
        mModel->setConvexHullDecomposition(mHull);

        if (sInstance)
        {
            if (mContinue)
            {
                if (sInstance->mModelPreview)
                {
                    sInstance->mModelPreview->mDirty = true;
                    LLFloaterModelPreview::sInstance->mModelPreview->refresh();
                }
            }

            sInstance->mCurRequest.erase(this);
        }
    }
    else if (sInstance)
    {
        llassert(sInstance->mCurRequest.find(this) == sInstance->mCurRequest.end());
    }
}

void dump_llsd_to_file(const LLSD& content, std::string filename);

void LLFloaterModelPreview::onPermissionsReceived(const LLSD& result)
{
    dump_llsd_to_file(result,"perm_received.xml");
    std::string upload_status = result["mesh_upload_status"].asString();
    // BAP HACK: handle "" for case that  MeshUploadFlag cap is broken.
    mHasUploadPerm = (("" == upload_status) || ("valid" == upload_status));

    if (!mHasUploadPerm)
    {
        LL_WARNS() << "Upload permission set to false because upload_status=\"" << upload_status << "\"" << LL_ENDL;
    }
    else if (mHasUploadPerm && mUploadModelUrl.empty())
    {
        LL_WARNS() << "Upload permission set to true but uploadModelUrl is empty!" << LL_ENDL;
    }

    // isModelUploadAllowed() includes mHasUploadPerm
    mUploadBtn->setEnabled(isModelUploadAllowed());
    getChild<LLTextBox>("warning_title")->setVisible(!mHasUploadPerm);
    getChild<LLTextBox>("warning_message")->setVisible(!mHasUploadPerm);
}

void LLFloaterModelPreview::setPermissonsErrorStatus(S32 status, const std::string& reason)
{
    LL_WARNS() << "LLFloaterModelPreview::setPermissonsErrorStatus(" << status << " : " << reason << ")" << LL_ENDL;

    LLNotificationsUtil::add("MeshUploadPermError");
}

bool LLFloaterModelPreview::isModelLoading()
{
    if(mModelPreview)
    {
        return mModelPreview->mLoading;
    }
    return false;
}