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phoenix-firestorm/indra/newview/llworldmap.cpp

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/**
* @file llworldmap.cpp
* @brief Underlying data representation for map of the world
*
* $LicenseInfo:firstyear=2003&license=viewerlgpl$
* Second Life Viewer Source Code
* Copyright (C) 2010, Linden Research, Inc.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation;
* version 2.1 of the License only.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
* Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA
* $/LicenseInfo$
*/
#include "llviewerprecompiledheaders.h"
#include "llworldmap.h"
#include "llworldmapmessage.h"
#include "message.h"
#include "lltracker.h"
#include "lluistring.h"
#include "llviewertexturelist.h"
#include "lltrans.h"
#include "llgltexture.h"
// Timers to temporise database requests
const F32 AGENTS_UPDATE_TIMER = 60.0; // Seconds between 2 agent requests for a region
const F32 REQUEST_ITEMS_TIMER = 10.f * 60.f; // Seconds before we consider re-requesting item data for the grid
//---------------------------------------------------------------------------
// LLItemInfo
//---------------------------------------------------------------------------
LLItemInfo::LLItemInfo(F32 global_x, F32 global_y,
const std::string& name,
LLUUID id)
: mName(name),
mToolTip(""),
mPosGlobal(global_x, global_y, 40.0),
mID(id),
mCount(1)
// mSelected(false)
// mColor()
{
}
//---------------------------------------------------------------------------
// LLSimInfo
//---------------------------------------------------------------------------
LLSimInfo::LLSimInfo(U64 handle)
: mHandle(handle),
mName(),
mAgentsUpdateTime(0),
mAccess(0x0),
mRegionFlags(0x0),
mFirstAgentRequest(true)
// mWaterHeight(0.f)
{
}
void LLSimInfo::setLandForSaleImage (LLUUID image_id)
{
mMapImageID = image_id;
// Fetch the image
if (mMapImageID.notNull())
{
mOverlayImage = LLViewerTextureManager::getFetchedTexture(mMapImageID, FTT_DEFAULT, MIPMAP_TRUE, LLGLTexture::BOOST_MAP, LLViewerTexture::LOD_TEXTURE);
mOverlayImage->setAddressMode(LLTexUnit::TAM_CLAMP);
}
else
{
mOverlayImage = NULL;
}
}
LLPointer<LLViewerFetchedTexture> LLSimInfo::getLandForSaleImage ()
{
if (mOverlayImage.isNull() && mMapImageID.notNull())
{
// Fetch the image if it hasn't been done yet (unlikely but...)
mOverlayImage = LLViewerTextureManager::getFetchedTexture(mMapImageID, FTT_DEFAULT, MIPMAP_TRUE, LLGLTexture::BOOST_MAP, LLViewerTexture::LOD_TEXTURE);
mOverlayImage->setAddressMode(LLTexUnit::TAM_CLAMP);
}
if (!mOverlayImage.isNull())
{
// Boost the fetch level when we try to access that image
mOverlayImage->setBoostLevel(LLGLTexture::BOOST_MAP);
}
return mOverlayImage;
}
LLVector3d LLSimInfo::getGlobalPos(const LLVector3& local_pos) const
{
LLVector3d pos = from_region_handle(mHandle);
pos.mdV[VX] += local_pos.mV[VX];
pos.mdV[VY] += local_pos.mV[VY];
pos.mdV[VZ] += local_pos.mV[VZ];
return pos;
}
LLVector3d LLSimInfo::getGlobalOrigin() const
{
return from_region_handle(mHandle);
}
LLVector3 LLSimInfo::getLocalPos(LLVector3d global_pos) const
{
LLVector3d sim_origin = from_region_handle(mHandle);
return LLVector3(global_pos - sim_origin);
}
void LLSimInfo::clearImage()
{
if (!mOverlayImage.isNull())
{
mOverlayImage->setBoostLevel(0);
mOverlayImage = NULL;
}
}
void LLSimInfo::dropImagePriority()
{
if (!mOverlayImage.isNull())
{
mOverlayImage->setBoostLevel(0);
}
}
// Update the agent count for that region
void LLSimInfo::updateAgentCount(F64 time)
{
if ((time - mAgentsUpdateTime > AGENTS_UPDATE_TIMER) || mFirstAgentRequest)
{
LLWorldMapMessage::getInstance()->sendItemRequest(MAP_ITEM_AGENT_LOCATIONS, mHandle);
mAgentsUpdateTime = time;
mFirstAgentRequest = false;
}
}
// Get the total agents count
const S32 LLSimInfo::getAgentCount() const
{
S32 total_agent_count = 0;
for (LLSimInfo::item_info_list_t::const_iterator it = mAgentLocations.begin(); it != mAgentLocations.end(); ++it)
{
total_agent_count += it->getCount();
}
return total_agent_count;
}
bool LLSimInfo::isName(const std::string& name) const
{
return (LLStringUtil::compareInsensitive(name, mName) == 0);
}
void LLSimInfo::dump() const
{
U32 x_pos, y_pos;
from_region_handle(mHandle, &x_pos, &y_pos);
LL_INFOS("World Map") << x_pos << "," << y_pos
<< " " << mName
<< " " << (S32)mAccess
<< " " << std::hex << mRegionFlags << std::dec
// << " " << mWaterHeight
<< LL_ENDL;
}
void LLSimInfo::clearItems()
{
mTelehubs.clear();
mInfohubs.clear();
mPGEvents.clear();
mMatureEvents.clear();
mAdultEvents.clear();
mLandForSale.clear();
mLandForSaleAdult.clear();
// We persist the agent count though as it is updated on a frequent basis
// mAgentLocations.clear();
}
void LLSimInfo::insertAgentLocation(const LLItemInfo& item)
{
std::string name = item.getName();
// Find the last item in the list with a different name and erase them
item_info_list_t::iterator lastiter;
for (lastiter = mAgentLocations.begin(); lastiter != mAgentLocations.end(); ++lastiter)
{
LLItemInfo& info = *lastiter;
if (info.isName(name))
{
break;
}
}
if (lastiter != mAgentLocations.begin())
{
mAgentLocations.erase(mAgentLocations.begin(), lastiter);
}
// Now append the new location
mAgentLocations.push_back(item);
}
//---------------------------------------------------------------------------
// World Map
//---------------------------------------------------------------------------
LLWorldMap::LLWorldMap() :
mIsTrackingLocation( false ),
mIsTrackingFound( false ),
mIsInvalidLocation( false ),
mIsTrackingDoubleClick( false ),
mIsTrackingCommit( false ),
mTrackingLocation( 0, 0, 0 ),
mFirstRequest(true)
{
//LL_INFOS("World Map") << "Creating the World Map -> LLWorldMap::LLWorldMap()" << LL_ENDL;
mMapBlockLoaded = new bool[MAP_BLOCK_RES*MAP_BLOCK_RES];
clearSimFlags();
}
LLWorldMap::~LLWorldMap()
{
//LL_INFOS("World Map") << "Destroying the World Map -> LLWorldMap::~LLWorldMap()" << LL_ENDL;
reset();
delete[] mMapBlockLoaded;
}
void LLWorldMap::reset()
{
clearItems(true); // Clear the items lists
clearImageRefs(); // Clear the world mipmap and the land for sale tiles
clearSimFlags(); // Clear the block info flags array
// Finally, clear the region map itself
for_each(mSimInfoMap.begin(), mSimInfoMap.end(), DeletePairedPointer());
mSimInfoMap.clear();
}
// Returns true if the items have been cleared
bool LLWorldMap::clearItems(bool force)
{
bool clear = false;
if ((mRequestTimer.getElapsedTimeF32() > REQUEST_ITEMS_TIMER) || mFirstRequest || force)
{
mRequestTimer.reset();
LLSimInfo* sim_info = NULL;
for (sim_info_map_t::iterator it = mSimInfoMap.begin(); it != mSimInfoMap.end(); ++it)
{
sim_info = it->second;
if (sim_info)
{
sim_info->clearItems();
}
}
clear = true;
mFirstRequest = false;
}
return clear;
}
void LLWorldMap::clearImageRefs()
{
// We clear the reference to the images we're holding.
// Images hold by the world mipmap first
mWorldMipmap.reset();
// Images hold by the region map
LLSimInfo* sim_info = NULL;
for (sim_info_map_t::iterator it = mSimInfoMap.begin(); it != mSimInfoMap.end(); ++it)
{
sim_info = it->second;
if (sim_info)
{
sim_info->clearImage();
}
}
}
// Doesn't clear the already-loaded sim infos, just re-requests them
void LLWorldMap::clearSimFlags()
{
for (S32 idx=0; idx<MAP_BLOCK_RES*MAP_BLOCK_RES; ++idx)
{
mMapBlockLoaded[idx] = false;
}
}
LLSimInfo* LLWorldMap::createSimInfoFromHandle(const U64 handle)
{
LLSimInfo* sim_info = new LLSimInfo(handle);
mSimInfoMap[handle] = sim_info;
return sim_info;
}
void LLWorldMap::equalizeBoostLevels()
{
mWorldMipmap.equalizeBoostLevels();
return;
}
LLSimInfo* LLWorldMap::simInfoFromPosGlobal(const LLVector3d& pos_global)
{
U64 handle = to_region_handle(pos_global);
return simInfoFromHandle(handle);
}
LLSimInfo* LLWorldMap::simInfoFromHandle(const U64 handle)
{
sim_info_map_t::iterator it = mSimInfoMap.find(handle);
if (it != mSimInfoMap.end())
{
return it->second;
}
return NULL;
}
LLSimInfo* LLWorldMap::simInfoFromName(const std::string& sim_name)
{
LLSimInfo* sim_info = NULL;
if (!sim_name.empty())
{
// Iterate through the entire sim info map and compare the name
sim_info_map_t::iterator it;
for (it = mSimInfoMap.begin(); it != mSimInfoMap.end(); ++it)
{
sim_info = it->second;
if (sim_info && sim_info->isName(sim_name) )
{
// break out of loop if success
break;
}
}
// If we got to the end, we haven't found the sim. Reset the ouput value to NULL.
if (it == mSimInfoMap.end())
sim_info = NULL;
}
return sim_info;
}
bool LLWorldMap::simNameFromPosGlobal(const LLVector3d& pos_global, std::string & outSimName )
{
LLSimInfo* sim_info = simInfoFromPosGlobal(pos_global);
if (sim_info)
{
outSimName = sim_info->getName();
}
else
{
outSimName = "(unknown region)";
}
return (sim_info != NULL);
}
void LLWorldMap::reloadItems(bool force)
{
//LL_INFOS("World Map") << "LLWorldMap::reloadItems()" << LL_ENDL;
if (clearItems(force))
{
LLWorldMapMessage::getInstance()->sendItemRequest(MAP_ITEM_TELEHUB);
LLWorldMapMessage::getInstance()->sendItemRequest(MAP_ITEM_PG_EVENT);
LLWorldMapMessage::getInstance()->sendItemRequest(MAP_ITEM_MATURE_EVENT);
LLWorldMapMessage::getInstance()->sendItemRequest(MAP_ITEM_ADULT_EVENT);
LLWorldMapMessage::getInstance()->sendItemRequest(MAP_ITEM_LAND_FOR_SALE);
LLWorldMapMessage::getInstance()->sendItemRequest(MAP_ITEM_LAND_FOR_SALE_ADULT);
}
}
// static public
// Insert a region in the region map
// returns true if region inserted, false otherwise
bool LLWorldMap::insertRegion(U32 x_world, U32 y_world, std::string& name, LLUUID& image_id, U32 accesscode, U32 region_flags)
{
// This region doesn't exist
if (accesscode == 255)
{
// Checks if the track point is in it and invalidates it if it is
if (LLWorldMap::getInstance()->isTrackingInRectangle( x_world, y_world, x_world + REGION_WIDTH_UNITS, y_world + REGION_WIDTH_UNITS))
{
LLWorldMap::getInstance()->setTrackingInvalid();
}
// return failure to insert
return false;
}
else
{
U64 handle = to_region_handle(x_world, y_world);
//LL_INFOS("World Map") << "Map sim : " << name << ", ID : " << image_id.getString() << LL_ENDL;
// Insert the region in the region map of the world map
// Loading the LLSimInfo object with what we got and insert it in the map
LLSimInfo* siminfo = LLWorldMap::getInstance()->simInfoFromHandle(handle);
if (siminfo == NULL)
{
siminfo = LLWorldMap::getInstance()->createSimInfoFromHandle(handle);
}
siminfo->setName(name);
siminfo->setAccess(accesscode);
siminfo->setRegionFlags(region_flags);
// siminfo->setWaterHeight((F32) water_height);
siminfo->setLandForSaleImage(image_id);
// Handle the location tracking (for teleport, UI feedback and info display)
if (LLWorldMap::getInstance()->isTrackingInRectangle( x_world, y_world, x_world + REGION_WIDTH_UNITS, y_world + REGION_WIDTH_UNITS))
{
if (siminfo->isDown())
{
// We were tracking this location, but it's no available
LLWorldMap::getInstance()->setTrackingInvalid();
}
else
{
// We were tracking this location, and it does exist and is available
LLWorldMap::getInstance()->setTrackingValid();
}
}
// return insert region success
return true;
}
}
// static public
// Insert an item in the relevant region map
// returns true if item inserted, false otherwise
bool LLWorldMap::insertItem(U32 x_world, U32 y_world, std::string& name, LLUUID& uuid, U32 type, S32 extra, S32 extra2)
{
// Create an item record for the received object
LLItemInfo new_item((F32)x_world, (F32)y_world, name, uuid);
// Compute a region handle based on the objects coordinates
LLVector3d pos((F32)x_world, (F32)y_world, 40.0);
U64 handle = to_region_handle(pos);
// Get the region record for that handle or NULL if we haven't browsed it yet
LLSimInfo* siminfo = LLWorldMap::getInstance()->simInfoFromHandle(handle);
if (siminfo == NULL)
{
siminfo = LLWorldMap::getInstance()->createSimInfoFromHandle(handle);
}
//LL_INFOS("World Map") << "Process item : type = " << type << LL_ENDL;
switch (type)
{
case MAP_ITEM_TELEHUB: // telehubs
{
/* Merov: we are not using the hub color anymore for display so commenting that out
// Telehub color
U32 X = x_world / REGION_WIDTH_UNITS;
U32 Y = y_world / REGION_WIDTH_UNITS;
F32 red = fmod((F32)X * 0.11f, 1.f) * 0.8f;
F32 green = fmod((F32)Y * 0.11f, 1.f) * 0.8f;
F32 blue = fmod(1.5f * (F32)(X + Y) * 0.11f, 1.f) * 0.8f;
F32 add_amt = (X % 2) ? 0.15f : -0.15f;
add_amt += (Y % 2) ? -0.15f : 0.15f;
LLColor4 color(red + add_amt, green + add_amt, blue + add_amt);
new_item.setColor(color);
*/
// extra2 specifies whether this is an infohub or a telehub.
if (extra2)
{
siminfo->insertInfoHub(new_item);
}
else
{
siminfo->insertTeleHub(new_item);
}
break;
}
case MAP_ITEM_PG_EVENT: // events
case MAP_ITEM_MATURE_EVENT:
case MAP_ITEM_ADULT_EVENT:
{
std::string timeStr = "["+ LLTrans::getString ("TimeHour")+"]:["
+LLTrans::getString ("TimeMin")+"] ["
+LLTrans::getString ("TimeAMPM")+"]";
LLSD substitution;
substitution["datetime"] = (S32) extra;
LLStringUtil::format (timeStr, substitution);
new_item.setTooltip(timeStr);
// HACK: store Z in extra2
new_item.setElevation((F64)extra2);
if (type == MAP_ITEM_PG_EVENT)
{
siminfo->insertPGEvent(new_item);
}
else if (type == MAP_ITEM_MATURE_EVENT)
{
siminfo->insertMatureEvent(new_item);
}
else if (type == MAP_ITEM_ADULT_EVENT)
{
siminfo->insertAdultEvent(new_item);
}
break;
}
case MAP_ITEM_LAND_FOR_SALE: // land for sale
case MAP_ITEM_LAND_FOR_SALE_ADULT: // adult land for sale
{
static LLUIString tooltip_fmt = LLTrans::getString("worldmap_item_tooltip_format");
tooltip_fmt.setArg("[AREA]", llformat("%d", extra));
tooltip_fmt.setArg("[PRICE]", llformat("%d", extra2));
// Check for division by zero
if (extra != 0)
{
tooltip_fmt.setArg("[SQMPRICE]", llformat("%.1f", (F32)extra2 / (F32)extra));
}
else
{
tooltip_fmt.setArg("[SQMPRICE]", LLTrans::getString("Unknown"));
}
new_item.setTooltip(tooltip_fmt.getString());
if (type == MAP_ITEM_LAND_FOR_SALE)
{
siminfo->insertLandForSale(new_item);
}
else if (type == MAP_ITEM_LAND_FOR_SALE_ADULT)
{
siminfo->insertLandForSaleAdult(new_item);
}
break;
}
case MAP_ITEM_CLASSIFIED: // classifieds
{
//DEPRECATED: no longer used
break;
}
case MAP_ITEM_AGENT_LOCATIONS: // agent locations
{
// LL_INFOS("World Map") << "New Location " << new_item.mName << LL_ENDL;
if (extra > 0)
{
new_item.setCount(extra);
siminfo->insertAgentLocation(new_item);
}
break;
}
default:
break;
}
return true;
}
bool LLWorldMap::isTrackingInRectangle(F64 x0, F64 y0, F64 x1, F64 y1)
{
if (!mIsTrackingLocation)
return false;
return ((mTrackingLocation[0] >= x0) && (mTrackingLocation[0] < x1) && (mTrackingLocation[1] >= y0) && (mTrackingLocation[1] < y1));
}
// Drop priority of all images being fetched by the map
void LLWorldMap::dropImagePriorities()
{
// Drop the download of tiles priority to nil
mWorldMipmap.dropBoostLevels();
// Same for the "land for sale" tiles per region
for (sim_info_map_t::iterator it = mSimInfoMap.begin(); it != mSimInfoMap.end(); ++it)
{
LLSimInfo* info = it->second;
info->dropImagePriority();
}
}
// Load all regions in a given rectangle (in region grid coordinates, i.e. world / 256 meters)
void LLWorldMap::updateRegions(S32 x0, S32 y0, S32 x1, S32 y1)
{
// Convert those boundaries to the corresponding (MAP_BLOCK_SIZE x MAP_BLOCK_SIZE) block coordinates
x0 = x0 / MAP_BLOCK_SIZE;
x1 = x1 / MAP_BLOCK_SIZE;
y0 = y0 / MAP_BLOCK_SIZE;
y1 = y1 / MAP_BLOCK_SIZE;
// Load the region info those blocks
for (S32 block_x = llmax(x0, 0); block_x <= llmin(x1, MAP_BLOCK_RES-1); ++block_x)
{
for (S32 block_y = llmax(y0, 0); block_y <= llmin(y1, MAP_BLOCK_RES-1); ++block_y)
{
S32 offset = block_x | (block_y * MAP_BLOCK_RES);
if (!mMapBlockLoaded[offset])
{
//LL_INFOS("World Map") << "Loading Block (" << block_x << "," << block_y << ")" << LL_ENDL;
LLWorldMapMessage::getInstance()->sendMapBlockRequest(block_x * MAP_BLOCK_SIZE, block_y * MAP_BLOCK_SIZE, (block_x * MAP_BLOCK_SIZE) + MAP_BLOCK_SIZE - 1, (block_y * MAP_BLOCK_SIZE) + MAP_BLOCK_SIZE - 1);
mMapBlockLoaded[offset] = true;
}
}
}
}
void LLWorldMap::dump()
{
LL_INFOS("World Map") << "LLWorldMap::dump()" << LL_ENDL;
for (sim_info_map_t::iterator it = mSimInfoMap.begin(); it != mSimInfoMap.end(); ++it)
{
LLSimInfo* info = it->second;
if (info)
{
info->dump();
}
}
}
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