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Fix object duplication bug (at least in the most reproducible UFO case)

master
Perttu Ahola 2013-10-17 00:10:16 +03:00
parent 34e0a0ca0f
commit b3591019ad
2 changed files with 42 additions and 1 deletions
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41
src/environment.cpp
View File

@ -1805,6 +1805,47 @@ void ServerEnvironment::deactivateFarObjects(bool force_delete)
// The block in which the object resides in
v3s16 blockpos_o = getNodeBlockPos(floatToInt(objectpos, BS));
// If object's static data is stored in a deactivated block and object
// is actually located in an active block, re-save to the block in
// which the object is actually located in.
if(!force_delete &&
obj->m_static_exists &&
!m_active_blocks.contains(obj->m_static_block) &&
m_active_blocks.contains(blockpos_o))
{
v3s16 old_static_block = obj->m_static_block;
// Save to block where object is located
MapBlock *block = m_map->emergeBlock(blockpos_o, false);
if(!block){
errorstream<<"ServerEnvironment::deactivateFarObjects(): "
<<"Could not save object id="<<id
<<" to it's current block "<<PP(blockpos_o)
<<std::endl;
continue;
}
std::string staticdata_new = obj->getStaticData();
StaticObject s_obj(obj->getType(), objectpos, staticdata_new);
block->m_static_objects.insert(id, s_obj);
obj->m_static_block = blockpos_o;
block->raiseModified(MOD_STATE_WRITE_NEEDED,
"deactivateFarObjects: Static data moved in");
// Delete from block where object was located
block = m_map->emergeBlock(old_static_block, false);
if(!block){
errorstream<<"ServerEnvironment::deactivateFarObjects(): "
<<"Could not delete object id="<<id
<<" from it's previous block "<<PP(old_static_block)
<<std::endl;
continue;
}
block->m_static_objects.remove(id);
block->raiseModified(MOD_STATE_WRITE_NEEDED,
"deactivateFarObjects: Static data moved out");
continue;
}
// If block is active, don't remove
if(!force_delete && m_active_blocks.contains(blockpos_o))
continue;

2
src/staticobject.h
View File

@ -54,7 +54,7 @@ class StaticObjectList
public:
/*
Inserts an object to the container.
Id must be unique or 0.
Id must be unique (active) or 0 (stored).
*/
void insert(u16 id, StaticObject obj)
{