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Revert patch 58f036ad1 that causes object duplication (which tried to fix objects getting hidden from client) and fix the original problem correctly. This fixes the second distinct object duplication bug.
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b2d9205796
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@ -1417,8 +1417,8 @@ void ServerEnvironment::getAddedActiveObjects(v3s16 pos, s16 radius,
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ServerActiveObject *object = i->second;
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if(object == NULL)
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continue;
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// Discard if removed
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if(object->m_removed)
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// Discard if removed or deactivating
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if(object->m_removed || object->m_pending_deactivation)
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continue;
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if(object->unlimitedTransferDistance() == false){
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// Discard if too far
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@ -1468,7 +1468,7 @@ void ServerEnvironment::getRemovedActiveObjects(v3s16 pos, s16 radius,
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continue;
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}
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if(object->m_removed)
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if(object->m_removed || object->m_pending_deactivation)
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{
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removed_objects.insert(id);
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continue;
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@ -1556,9 +1556,8 @@ u16 ServerEnvironment::addActiveObjectRaw(ServerActiveObject *object,
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StaticObject s_obj(object->getType(), objectpos, staticdata);
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// Add to the block where the object is located in
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v3s16 blockpos = getNodeBlockPos(floatToInt(objectpos, BS));
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MapBlock *block = m_map->getBlockNoCreateNoEx(blockpos);
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if(block)
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{
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MapBlock *block = m_map->emergeBlock(blockpos);
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if(block){
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block->m_static_objects.m_active[object->getId()] = s_obj;
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object->m_static_exists = true;
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object->m_static_block = blockpos;
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@ -1566,11 +1565,10 @@ u16 ServerEnvironment::addActiveObjectRaw(ServerActiveObject *object,
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if(set_changed)
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block->raiseModified(MOD_STATE_WRITE_NEEDED,
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"addActiveObjectRaw");
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}
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else{
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} else {
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v3s16 p = floatToInt(objectpos, BS);
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errorstream<<"ServerEnvironment::addActiveObjectRaw(): "
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<<"could not find block for storing id="<<object->getId()
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<<"could not emerge block for storing id="<<object->getId()
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<<" statically (pos="<<PP(p)<<")"<<std::endl;
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}
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}
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@ -1616,18 +1614,39 @@ void ServerEnvironment::removeRemovedObjects()
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if (block) {
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block->m_static_objects.remove(id);
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block->raiseModified(MOD_STATE_WRITE_NEEDED,
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"removeRemovedObjects");
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"removeRemovedObjects/remove");
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obj->m_static_exists = false;
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} else {
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infostream << "failed to emerge block from which "
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"an object to be removed was loaded from. id="<<id<<std::endl;
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infostream<<"Failed to emerge block from which an object to "
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<<"be removed was loaded from. id="<<id<<std::endl;
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}
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}
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// If m_known_by_count > 0, don't actually remove.
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// If m_known_by_count > 0, don't actually remove. On some future
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// invocation this will be 0, which is when removal will continue.
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if(obj->m_known_by_count > 0)
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continue;
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/*
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Move static data from active to stored if not marked as removed
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*/
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if(obj->m_static_exists && !obj->m_removed){
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MapBlock *block = m_map->emergeBlock(obj->m_static_block, false);
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if (block) {
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std::map<u16, StaticObject>::iterator i =
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block->m_static_objects.m_active.find(id);
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if(i != block->m_static_objects.m_active.end()){
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block->m_static_objects.m_stored.push_back(i->second);
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block->m_static_objects.m_active.erase(id);
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block->raiseModified(MOD_STATE_WRITE_NEEDED,
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"removeRemovedObjects/deactivate");
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}
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} else {
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infostream<<"Failed to emerge block from which an object to "
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<<"be deactivated was loaded from. id="<<id<<std::endl;
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}
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}
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// Tell the object about removal
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obj->removingFromEnvironment();
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// Deregister in scripting api
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@ -1708,10 +1727,9 @@ void ServerEnvironment::activateObjects(MapBlock *block, u32 dtime_s)
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"large amount of objects");
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return;
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}
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// A list for objects that couldn't be converted to active for some
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// reason. They will be stored back.
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// Activate stored objects
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std::list<StaticObject> new_stored;
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// Loop through stored static objects
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for(std::list<StaticObject>::iterator
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i = block->m_static_objects.m_stored.begin();
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i != block->m_static_objects.m_stored.end(); ++i)
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@ -1750,6 +1768,19 @@ void ServerEnvironment::activateObjects(MapBlock *block, u32 dtime_s)
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StaticObject &s_obj = *i;
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block->m_static_objects.m_stored.push_back(s_obj);
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}
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// Turn the active counterparts of activated objects not pending for
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// deactivation
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for(std::map<u16, StaticObject>::iterator
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i = block->m_static_objects.m_active.begin();
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i != block->m_static_objects.m_active.end(); ++i)
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{
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u16 id = i->first;
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ServerActiveObject *object = getActiveObject(id);
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assert(object);
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object->m_pending_deactivation = false;
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}
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/*
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Note: Block hasn't really been modified here.
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The objects have just been activated and moved from the stored
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@ -1910,6 +1941,8 @@ void ServerEnvironment::deactivateFarObjects(bool force_delete)
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block = m_map->emergeBlock(blockpos);
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} catch(InvalidPositionException &e){
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// Handled via NULL pointer
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// NOTE: emergeBlock's failure is usually determined by it
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// actually returning NULL
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}
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if(block)
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@ -1923,17 +1956,21 @@ void ServerEnvironment::deactivateFarObjects(bool force_delete)
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<<" Forcing delete."<<std::endl;
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force_delete = true;
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} else {
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// If static counterpart already exists, remove it first.
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// This shouldn't happen, but happens rarely for some
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// unknown reason. Unsuccessful attempts have been made to
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// find said reason.
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// If static counterpart already exists in target block,
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// remove it first.
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// This shouldn't happen because the object is removed from
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// the previous block before this according to
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// obj->m_static_block, but happens rarely for some unknown
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// reason. Unsuccessful attempts have been made to find
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// said reason.
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if(id && block->m_static_objects.m_active.find(id) != block->m_static_objects.m_active.end()){
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infostream<<"ServerEnv: WARNING: Performing hack #83274"
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<<std::endl;
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block->m_static_objects.remove(id);
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}
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//store static data
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block->m_static_objects.insert(0, s_obj);
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// Store static data
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u16 store_id = pending_delete ? id : 0;
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block->m_static_objects.insert(store_id, s_obj);
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// Only mark block as modified if data changed considerably
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if(shall_be_written)
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