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*Fix a bug that Map::Update crash the server.

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--HG--
branch : trunk
This commit is contained in:
megamage
2008-11-23 11:01:26 -06:00
parent 9a1b33dc4d
commit 8972e7ef06
1 changed files with 54 additions and 6 deletions
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60
src/game/Map.cpp
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@@ -594,7 +594,7 @@ bool Map::loaded(const GridPair &p) const
return ( getNGrid(p.x_coord, p.y_coord) && isGridObjectDataLoaded(p.x_coord, p.y_coord) );
}
void Map::UpdateActiveCells(const float &x, const float &y, const uint32 &t_diff)
/*void Map::UpdateActiveCells(const float &x, const float &y, const uint32 &t_diff)
{
CellPair standing_cell(Trinity::ComputeCellPair(x, y));
@@ -635,27 +635,75 @@ void Map::UpdateActiveCells(const float &x, const float &y, const uint32 &t_diff
}
}
}
}
}*/
void Map::Update(const uint32 &t_diff)
{
resetMarkedCells();
// update cells around players
for(MapRefManager::iterator iter = m_mapRefManager.begin(); iter != m_mapRefManager.end(); ++iter)
/*for(MapRefManager::iterator iter = m_mapRefManager.begin(); iter != m_mapRefManager.end(); ++iter)
{
Player* plr = iter->getSource();
if(plr->IsInWorld())
UpdateActiveCells(plr->GetPositionX(), plr->GetPositionY(), t_diff);
}
}*/
// update cells around active objects
// clone the active object list, because update might remove from it
std::set<WorldObject *> activeObjects(i_activeObjects);
for(MapRefManager::iterator iter = m_mapRefManager.begin(); iter != m_mapRefManager.end(); ++iter)
{
Player* plr = iter->getSource();
if(plr->IsInWorld())
activeObjects.insert(plr);
}
Trinity::ObjectUpdater updater(t_diff);
// for creature
TypeContainerVisitor<Trinity::ObjectUpdater, GridTypeMapContainer > grid_object_update(updater);
// for pets
TypeContainerVisitor<Trinity::ObjectUpdater, WorldTypeMapContainer > world_object_update(updater);
for(std::set<WorldObject *>::iterator iter = activeObjects.begin(); iter != activeObjects.end(); ++iter)
{
if((*iter)->IsInWorld())
UpdateActiveCells((*iter)->GetPositionX(), (*iter)->GetPositionY(), t_diff);
if(!(*iter)->IsInWorld())
continue;
CellPair standing_cell(Trinity::ComputeCellPair((*iter)->GetPositionX(), (*iter)->GetPositionY()));
// Check for correctness of standing_cell, it also avoids problems with update_cell
if (standing_cell.x_coord >= TOTAL_NUMBER_OF_CELLS_PER_MAP || standing_cell.y_coord >= TOTAL_NUMBER_OF_CELLS_PER_MAP)
continue;
// the overloaded operators handle range checking
// so ther's no need for range checking inside the loop
CellPair begin_cell(standing_cell), end_cell(standing_cell);
begin_cell << 1; begin_cell -= 1; // upper left
end_cell >> 1; end_cell += 1; // lower right
for(uint32 x = begin_cell.x_coord; x <= end_cell.x_coord; ++x)
{
for(uint32 y = begin_cell.y_coord; y <= end_cell.y_coord; ++y)
{
// marked cells are those that have been visited
// don't visit the same cell twice
uint32 cell_id = (y * TOTAL_NUMBER_OF_CELLS_PER_MAP) + x;
if(!isCellMarked(cell_id))
{
markCell(cell_id);
CellPair pair(x,y);
Cell cell(pair);
cell.data.Part.reserved = CENTER_DISTRICT;
cell.SetNoCreate();
CellLock<NullGuard> cell_lock(cell, pair);
cell_lock->Visit(cell_lock, grid_object_update, *this);
cell_lock->Visit(cell_lock, world_object_update, *this);
}
}
}
// UpdateActiveCells((*iter)->GetPositionX(), (*iter)->GetPositionY(), t_diff);
}
// Don't unload grids if it's battleground, since we may have manually added GOs,creatures, those doesn't load from DB at grid re-load !