bool StaticMapTree::CanLoadMap(const std::string& vmapPath, uint32 mapID, uint32 tileX, uint32 tileY)
{
std::string basePath = vmapPath;
if (basePath.length() > 0 && (basePath[basePath.length() - 1] != '/' || basePath[basePath.length() - 1] != '\\'))
{ basePath.append("/"); }
std::string fullname = basePath + VMapManager2::getMapFileName(mapID);
bool success = true;
FILE* rf = fopen(fullname.c_str(), "rb");
if (!rf)
{ return false; }
// TODO: check magic number when implemented...
char tiled;
char chunk[8];
if (!readChunk(rf, chunk, VMAP_MAGIC, 8) || fread(&tiled, sizeof(char), 1, rf) != 1)
{
fclose(rf);
return false;
}
if (tiled)
{
std::string tilefile = basePath + getTileFileName(mapID, tileX, tileY);
FILE* tf = fopen(tilefile.c_str(), "rb");
if (!tf)
{ success = false; }
else
{
if (!readChunk(tf, chunk, VMAP_MAGIC, 8))
{ success = false; }
fclose(tf);
}
}
fclose(rf);
return success;
}
StaticMapTree::TileFileOpenResult StaticMapTree::OpenMapTileFile(std::string const& basePath, uint32 mapID, uint32 tileX, uint32 tileY, VMapManager2* vm)
{
TileFileOpenResult result;
result.Name = basePath + getTileFileName(mapID, tileX, tileY);
result.File = fopen(result.Name.c_str(), "rb");
if (!result.File)
{
int32 parentMapId = vm->getParentMapId(mapID);
if (parentMapId != -1)
{
result.Name = basePath + getTileFileName(parentMapId, tileX, tileY);
result.File = fopen(result.Name.c_str(), "rb");
}
}
return result;
}
void StaticMapTree::UnloadMapTile(uint32 tileX, uint32 tileY, VMapManager2* vm)
{
uint32 tileID = packTileID(tileX, tileY);
loadedTileMap::iterator tile = iLoadedTiles.find(tileID);
if (tile == iLoadedTiles.end())
{
VMAP_ERROR_LOG("misc", "StaticMapTree::UnloadMapTile() : trying to unload non-loaded tile - Map:%u X:%u Y:%u", iMapID, tileX, tileY);
return;
}
if (tile->second) // file associated with tile
{
std::string tilefile = iBasePath + getTileFileName(iMapID, tileX, tileY);
FILE* tf = fopen(tilefile.c_str(), "rb");
if (tf)
{
bool result=true;
char chunk[8];
if (!readChunk(tf, chunk, VMAP_MAGIC, 8))
result = false;
uint32 numSpawns;
if (fread(&numSpawns, sizeof(uint32), 1, tf) != 1)
result = false;
for (uint32 i=0; i<numSpawns && result; ++i)
{
// read model spawns
ModelSpawn spawn;
result = ModelSpawn::readFromFile(tf, spawn);
if (result)
{
// release model instance
vm->releaseModelInstance(spawn.name);
// update tree
uint32 referencedNode;
if (fread(&referencedNode, sizeof(uint32), 1, tf) != 1)
result = false;
else
{
if (!iLoadedSpawns.count(referencedNode))
VMAP_ERROR_LOG("misc", "StaticMapTree::UnloadMapTile() : trying to unload non-referenced model '%s' (ID:%u)", spawn.name.c_str(), spawn.ID);
else if (--iLoadedSpawns[referencedNode] == 0)
{
iTreeValues[referencedNode].setUnloaded();
iLoadedSpawns.erase(referencedNode);
}
}
}
}
fclose(tf);
}
}
iLoadedTiles.erase(tile);
TC_METRIC_EVENT("map_events", "UnloadMapTile",
"Map: " + std::to_string(iMapID) + " TileX: " + std::to_string(tileX) + " TileY: " + std::to_string(tileY));
}
void StaticMapTree::unloadMap(uint32 tileX, uint32 tileY, VMapManager2 *vm)
{
if (!iIsTiled)
return;
uint32 tileID = packTileID(tileX, tileY);
loadedTileMap::iterator tile = iLoadedTiles.find(tileID);
if(tile == iLoadedTiles.end())
{
std::cout << "WARNING: trying to unload non-loaded tile. Map:" << iMapID << " X:" << tileX << " Y:" << tileY << std::endl;
return;
}
if(tile->second) // file associated with tile
{
std::string tilefile = iBasePath + getTileFileName(iMapID, tileX, tileY);
FILE* tf = fopen(tilefile.c_str(), "rb");
if(tf)
{
bool result=true;
while(result)
{
// read model spawns
ModelSpawn spawn;
result = ModelSpawn::readFromFile(tf, spawn);
if(result)
{
// std::cout << "unloading '" << spawn.name << "'\n";
// release model instance
vm->releaseModelInstance(spawn.name);
// update tree
uint32 nNodeVal=0, referencedNode;
fread(&nNodeVal, sizeof(uint32), 1, tf);
for(uint32 i=0; i<nNodeVal; ++i)
{
fread(&referencedNode, sizeof(uint32), 1, tf);
if(!iLoadedSpawns.count(spawn.ID))
{
std::cout << "error! trying to unload non-referenced model '" << spawn.name << "' (ID:" << spawn.ID << ")\n";
}
else if(--iLoadedSpawns[spawn.ID] == 0)
{
//std::cout << "MapTree: removing '" << spawn.name << "' from tree\n";
iTreeValues[referencedNode].setUnloaded();
iLoadedSpawns.erase(spawn.ID);
}
}
}
}
fclose(tf);
}
}
iLoadedTiles.erase(tile);
}
//=========================================================
LoadResult StaticMapTree::CanLoadMap(const std::string &vmapPath, uint32 mapID, uint32 tileX, uint32 tileY, VMapManager2* vm)
{
std::string basePath = vmapPath;
if (basePath.length() > 0 && basePath[basePath.length()-1] != '/' && basePath[basePath.length()-1] != '\\')
basePath.push_back('/');
std::string fullname = basePath + VMapManager2::getMapFileName(mapID);
LoadResult result = LoadResult::Success;
FILE* rf = fopen(fullname.c_str(), "rb");
if (!rf)
return LoadResult::FileNotFound;
char chunk[8];
if (!readChunk(rf, chunk, VMAP_MAGIC, 8))
{
fclose(rf);
return LoadResult::VersionMismatch;
}
FILE* tf = OpenMapTileFile(basePath, mapID, tileX, tileY, vm).File;
if (!tf)
return LoadResult::FileNotFound;
else
{
std::string tilefile = basePath + getTileFileName(mapID, tileX, tileY);
FILE* tf = fopen(tilefile.c_str(), "rb");
if (!tf)
result = LoadResult::FileNotFound;
else
{
if (!readChunk(tf, chunk, VMAP_MAGIC, 8))
result = LoadResult::VersionMismatch;
fclose(tf);
}
}
fclose(rf);
return result;
}
bool StaticMapTree::LoadMapTile(uint32 tileX, uint32 tileY, VMapManager2* vm)
{
if (!iIsTiled)
{
// currently, core creates grids for all maps, whether it has terrain tiles or not
// so we need "fake" tile loads to know when we can unload map geometry
iLoadedTiles[packTileID(tileX, tileY)] = false;
return true;
}
if (!iTreeValues)
{
ERROR_LOG("StaticMapTree::LoadMapTile(): Tree has not been initialized! [%u,%u]", tileX, tileY);
return false;
}
bool result = true;
std::string tilefile = iBasePath + getTileFileName(iMapID, tileX, tileY);
FILE* tf = fopen(tilefile.c_str(), "rb");
if (tf)
{
char chunk[8];
if (!readChunk(tf, chunk, VMAP_MAGIC, 8))
{ result = false; }
uint32 numSpawns;
if (result && fread(&numSpawns, sizeof(uint32), 1, tf) != 1)
{ result = false; }
for (uint32 i = 0; i < numSpawns && result; ++i)
{
// read model spawns
ModelSpawn spawn;
result = ModelSpawn::readFromFile(tf, spawn);
if (result)
{
// acquire model instance
WorldModel* model = vm->acquireModelInstance(iBasePath, spawn.name);
if (!model)
{ ERROR_LOG("StaticMapTree::LoadMapTile() could not acquire WorldModel pointer for '%s'!", spawn.name.c_str()); }
// update tree
uint32 referencedVal;
size_t fileRead = fread(&referencedVal, sizeof(uint32), 1, tf);
if (!iLoadedSpawns.count(referencedVal) || fileRead <= 0)
{
#ifdef VMAP_DEBUG
if (referencedVal > iNTreeValues)
{
DEBUG_LOG("invalid tree element! (%u/%u)", referencedVal, iNTreeValues);
continue;
}
#endif
iTreeValues[referencedVal] = ModelInstance(spawn, model);
iLoadedSpawns[referencedVal] = 1;
}
else
{
++iLoadedSpawns[referencedVal];
#ifdef VMAP_DEBUG
if (iTreeValues[referencedVal].ID != spawn.ID)
{ DEBUG_LOG("Error: trying to load wrong spawn in node!"); }
else if (iTreeValues[referencedVal].name != spawn.name)
{ DEBUG_LOG("Error: name mismatch on GUID=%u", spawn.ID); }
#endif
}
}
}
iLoadedTiles[packTileID(tileX, tileY)] = true;
fclose(tf);
}
else
{ iLoadedTiles[packTileID(tileX, tileY)] = false; }
return result;
}
bool StaticMapTree::LoadMapTile(uint32 tileX, uint32 tileY, VMapManager2* vm)
{
if (!iIsTiled)
{
// currently, core creates grids for all maps, whether it has terrain tiles or not
// so we need "fake" tile loads to know when we can unload map geometry
iLoadedTiles[packTileID(tileX, tileY)] = false;
return true;
}
if (!iTreeValues)
{
sLog->outError(LOG_FILTER_GENERAL, "StaticMapTree::LoadMapTile() : tree has not been initialized [%u, %u]", tileX, tileY);
return false;
}
bool result = true;
std::string tilefile = iBasePath + getTileFileName(iMapID, tileX, tileY);
FILE* tf = fopen(tilefile.c_str(), "rb");
if (tf)
{
char chunk[8];
if (!readChunk(tf, chunk, VMAP_MAGIC, 8))
result = false;
uint32 numSpawns = 0;
if (result && fread(&numSpawns, sizeof(uint32), 1, tf) != 1)
result = false;
for (uint32 i=0; i<numSpawns && result; ++i)
{
// read model spawns
ModelSpawn spawn;
result = ModelSpawn::readFromFile(tf, spawn);
if (result)
{
// acquire model instance
WorldModel* model = vm->acquireModelInstance(iBasePath, spawn.name);
if (!model)
sLog->outError(LOG_FILTER_GENERAL, "StaticMapTree::LoadMapTile() : could not acquire WorldModel pointer [%u, %u]", tileX, tileY);
// update tree
uint32 referencedVal;
if (fread(&referencedVal, sizeof(uint32), 1, tf) == 1)
{
if (!iLoadedSpawns.count(referencedVal))
{
#ifdef VMAP_DEBUG
if (referencedVal > iNTreeValues)
{
sLog->outDebug(LOG_FILTER_MAPS, "StaticMapTree::LoadMapTile() : invalid tree element (%u/%u)", referencedVal, iNTreeValues);
continue;
}
#endif
iTreeValues[referencedVal] = ModelInstance(spawn, model);
iLoadedSpawns[referencedVal] = 1;
}
else
{
++iLoadedSpawns[referencedVal];
#ifdef VMAP_DEBUG
if (iTreeValues[referencedVal].ID != spawn.ID)
sLog->outDebug(LOG_FILTER_MAPS, "StaticMapTree::LoadMapTile() : trying to load wrong spawn in node");
else if (iTreeValues[referencedVal].name != spawn.name)
sLog->outDebug(LOG_FILTER_MAPS, "StaticMapTree::LoadMapTile() : name collision on GUID=%u", spawn.ID);
#endif
}
}
else
result = false;
}
}
iLoadedTiles[packTileID(tileX, tileY)] = true;
fclose(tf);
}
else
iLoadedTiles[packTileID(tileX, tileY)] = false;
return result;
}
bool StaticMapTree::loadMap(uint32 tileX, uint32 tileY, VMapManager2 *vm)
{
if (!iIsTiled)
return true;
if (!iTreeValues)
{
std::cout << "Tree has not been initialized!\n";
return false;
}
bool result = true;
std::string tilefile = iBasePath + getTileFileName(iMapID, tileX, tileY);
FILE* tf = fopen(tilefile.c_str(), "rb");
if(tf)
{
while(result)
{
// read model spawns
ModelSpawn spawn;
result = ModelSpawn::readFromFile(tf, spawn);
if(result)
{
// acquire model instance
WorldModel *model = vm->acquireModelInstance(iBasePath, spawn.name);
if(!model) std::cout << "error: could not acquire WorldModel pointer!\n";
// update tree
uint32 nNodeVal=0, referencedVal;
fread(&nNodeVal, sizeof(uint32), 1, tf);
#ifdef VMAP_DEBUG
if(nNodeVal != 1)
std::cout << "unexpected amount of affected NodeVals! (" << nNodeVal << ")\n";
#endif
for (uint32 i=0; i<nNodeVal; ++i)
{
fread(&referencedVal, sizeof(uint32), 1, tf);
if (!iLoadedSpawns.count(spawn.ID))
{
#ifdef VMAP_DEBUG
if (referencedVal > iNTreeValues)
{
std::cout << "invalid tree element! (" << referencedVal << "/" << iNTreeValues << ")\n";
continue;
}
#endif
iTreeValues[referencedVal] = ModelInstance(spawn, model);
iLoadedSpawns[spawn.ID] = 1;
}
else
{
++iLoadedSpawns[spawn.ID];
#ifdef VMAP_DEBUG
if (iTreeValues[referencedVal].ID != spawn.ID) std::cout << "error: trying to load wrong spawn in node!\n";
else if (iTreeValues[referencedVal].name != spawn.name) std::cout << "error: name collision on GUID="<< spawn.ID << "\n";
#endif
}
}
}
}
iLoadedTiles[packTileID(tileX, tileY)] = true;
fclose(tf);
}
else
iLoadedTiles[packTileID(tileX, tileY)] = false;
return result;
}
