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tried to reduce unnecessary map saving disk i/o a bit

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This commit is contained in:
Perttu Ahola 2011-06-05 18:57:36 +03:00
parent a649d43fe7
commit 9b565b6bc4
5 changed files with 106 additions and 58 deletions
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116
src/environment.cpp
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@ -694,7 +694,7 @@ void ServerEnvironment::step(float dtime)
if(block==NULL)
continue;
// Set current time as timestamp
// Set current time as timestamp (and let it set ChangedFlag)
block->setTimestamp(m_game_time);
}
@ -721,7 +721,7 @@ void ServerEnvironment::step(float dtime)
if(m_game_time > stamp && stamp != BLOCK_TIMESTAMP_UNDEFINED)
dtime_s = m_game_time - block->getTimestamp();
// Set current time as timestamp
// Set current time as timestamp (and let it set ChangedFlag)
block->setTimestamp(m_game_time);
//dstream<<"Block is "<<dtime_s<<" seconds old."<<std::endl;
@ -737,6 +737,8 @@ void ServerEnvironment::step(float dtime)
event.type = MEET_BLOCK_NODE_METADATA_CHANGED;
event.p = p;
m_map->dispatchEvent(&event);
block->setChangedFlag();
}
// TODO: Do something
@ -790,7 +792,7 @@ void ServerEnvironment::step(float dtime)
continue;
// Set current time as timestamp
block->setTimestamp(m_game_time);
block->setTimestampNoChangedFlag(m_game_time);
// Run node metadata
bool changed = block->m_node_metadata.step(dtime);
@ -800,6 +802,8 @@ void ServerEnvironment::step(float dtime)
event.type = MEET_BLOCK_NODE_METADATA_CHANGED;
event.p = p;
m_map->dispatchEvent(&event);
block->setChangedFlag();
}
}
}
@ -821,7 +825,7 @@ void ServerEnvironment::step(float dtime)
continue;
// Set current time as timestamp
block->setTimestamp(m_game_time);
block->setTimestampNoChangedFlag(m_game_time);
/*
Do stuff!
@ -996,49 +1000,8 @@ u16 getFreeServerActiveObjectId(
u16 ServerEnvironment::addActiveObject(ServerActiveObject *object)
{
assert(object);
if(object->getId() == 0)
{
u16 new_id = getFreeServerActiveObjectId(m_active_objects);
if(new_id == 0)
{
dstream<<"WARNING: ServerEnvironment::addActiveObject(): "
<<"no free ids available"<<std::endl;
delete object;
return 0;
}
object->setId(new_id);
}
if(isFreeServerActiveObjectId(object->getId(), m_active_objects) == false)
{
dstream<<"WARNING: ServerEnvironment::addActiveObject(): "
<<"id is not free ("<<object->getId()<<")"<<std::endl;
delete object;
return 0;
}
/*dstream<<"INGO: ServerEnvironment::addActiveObject(): "
<<"added (id="<<object->getId()<<")"<<std::endl;*/
m_active_objects.insert(object->getId(), object);
// Add static object to active static list of the block
v3f objectpos = object->getBasePosition();
std::string staticdata = object->getStaticData();
StaticObject s_obj(object->getType(), objectpos, staticdata);
// Add to the block where the object is located in
v3s16 blockpos = getNodeBlockPos(floatToInt(objectpos, BS));
MapBlock *block = m_map->getBlockNoCreateNoEx(blockpos);
if(block)
{
block->m_static_objects.m_active.insert(object->getId(), s_obj);
object->m_static_exists = true;
object->m_static_block = blockpos;
}
else{
dstream<<"WARNING: Server: Could not find a block for "
<<"storing newly added static active object"<<std::endl;
}
return object->getId();
u16 id = addActiveObjectRaw(object, true);
return id;
}
/*
@ -1141,6 +1104,58 @@ ActiveObjectMessage ServerEnvironment::getActiveObjectMessage()
************ Private methods *************
*/
u16 ServerEnvironment::addActiveObjectRaw(ServerActiveObject *object,
bool set_changed)
{
assert(object);
if(object->getId() == 0)
{
u16 new_id = getFreeServerActiveObjectId(m_active_objects);
if(new_id == 0)
{
dstream<<"WARNING: ServerEnvironment::addActiveObjectRaw(): "
<<"no free ids available"<<std::endl;
delete object;
return 0;
}
object->setId(new_id);
}
if(isFreeServerActiveObjectId(object->getId(), m_active_objects) == false)
{
dstream<<"WARNING: ServerEnvironment::addActiveObjectRaw(): "
<<"id is not free ("<<object->getId()<<")"<<std::endl;
delete object;
return 0;
}
/*dstream<<"INGO: ServerEnvironment::addActiveObjectRaw(): "
<<"added (id="<<object->getId()<<")"<<std::endl;*/
m_active_objects.insert(object->getId(), object);
// Add static object to active static list of the block
v3f objectpos = object->getBasePosition();
std::string staticdata = object->getStaticData();
StaticObject s_obj(object->getType(), objectpos, staticdata);
// Add to the block where the object is located in
v3s16 blockpos = getNodeBlockPos(floatToInt(objectpos, BS));
MapBlock *block = m_map->getBlockNoCreateNoEx(blockpos);
if(block)
{
block->m_static_objects.m_active.insert(object->getId(), s_obj);
object->m_static_exists = true;
object->m_static_block = blockpos;
if(set_changed)
block->setChangedFlag();
}
else{
dstream<<"WARNING: Server: Could not find a block for "
<<"storing newly added static active object"<<std::endl;
}
return object->getId();
}
/*
Remove objects that satisfy (m_removed && m_known_by_count==0)
*/
@ -1231,8 +1246,8 @@ void ServerEnvironment::activateObjects(MapBlock *block)
continue;
}
// This will also add the object to the active static list
addActiveObject(obj);
//u16 id = addActiveObject(obj);
addActiveObjectRaw(obj, false);
//u16 id = addActiveObjectRaw(obj, false);
}
// Clear stored list
block->m_static_objects.m_stored.clear();
@ -1245,7 +1260,8 @@ void ServerEnvironment::activateObjects(MapBlock *block)
block->m_static_objects.m_stored.push_back(s_obj);
}
// Block has been modified
block->setChangedFlag();
// NOTE: No it has not really. Save I/O here.
//block->setChangedFlag();
}
/*