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Add ServerEnvironment::setNode()/removeNode() to allow setting nodes from the C++ side with proper script-defined initialization/destruction

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This commit is contained in:
Perttu Ahola
2013-01-02 23:17:52 +02:00
parent 69bd803a32
commit 2c472a66d1
3 changed files with 45 additions and 27 deletions
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39
src/environment.cpp
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@@ -819,6 +819,45 @@ void ServerEnvironment::addActiveBlockModifier(ActiveBlockModifier *abm)
m_abms.push_back(ABMWithState(abm));
}
bool ServerEnvironment::setNode(v3s16 p, const MapNode &n)
{
INodeDefManager *ndef = m_gamedef->ndef();
MapNode n_old = m_map->getNodeNoEx(p);
// Call destructor
if(ndef->get(n_old).has_on_destruct)
scriptapi_node_on_destruct(m_lua, p, n_old);
// Replace node
bool succeeded = m_map->addNodeWithEvent(p, n);
if(!succeeded)
return false;
// Call post-destructor
if(ndef->get(n_old).has_after_destruct)
scriptapi_node_after_destruct(m_lua, p, n_old);
// Call constructor
if(ndef->get(n).has_on_construct)
scriptapi_node_on_construct(m_lua, p, n);
return true;
}
bool ServerEnvironment::removeNode(v3s16 p)
{
INodeDefManager *ndef = m_gamedef->ndef();
MapNode n_old = m_map->getNodeNoEx(p);
// Call destructor
if(ndef->get(n_old).has_on_destruct)
scriptapi_node_on_destruct(m_lua, p, n_old);
// Replace with air
// This is slightly optimized compared to addNodeWithEvent(air)
bool succeeded = m_map->removeNodeWithEvent(p);
if(!succeeded)
return false;
// Call post-destructor
if(ndef->get(n_old).has_after_destruct)
scriptapi_node_after_destruct(m_lua, p, n_old);
// Air doesn't require constructor
return true;
}
std::set<u16> ServerEnvironment::getObjectsInsideRadius(v3f pos, float radius)
{
std::set<u16> objects;