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Detach the player from entities on death. (#5077)

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red-001 authored and nerzhul committed Jan 21, 2017
1 parent 0eede97 commit 72535d33281ed4c863013590e5fd032c39f0b781
Showing with 16 additions and 14 deletions.
  1. +10 −0 src/content_sao.cpp
  2. +1 −0 src/content_sao.h
  3. +1 −14 src/script/lua_api/l_object.cpp
  4. +2 −0 src/server.cpp
  5. +2 −0 src/serverobject.h
@@ -203,6 +203,16 @@ void UnitSAO::getAttachment(int *parent_id, std::string *bone, v3f *position,
*rotation = m_attachment_rotation;
}

void UnitSAO::detachFromParent()
{
ServerActiveObject *parent = NULL;
if (m_attachment_parent_id)
parent = m_env->getActiveObject(m_attachment_parent_id);
setAttachment(NULL, "", v3f(0, 0, 0), v3f(0, 0, 0));
if (parent != NULL)
parent->removeAttachmentChild(m_id);
}

void UnitSAO::addAttachmentChild(int child_id)
{
m_attachment_child_ids.insert(child_id);
@@ -49,6 +49,7 @@ class UnitSAO: public ServerActiveObject
void setBonePosition(const std::string &bone, v3f position, v3f rotation);
void getBonePosition(const std::string &bone, v3f *position, v3f *rotation);
void setAttachment(int parent_id, const std::string &bone, v3f position, v3f rotation);
void detachFromParent();
void getAttachment(int *parent_id, std::string *bone, v3f *position, v3f *rotation);
void addAttachmentChild(int child_id);
void removeAttachmentChild(int child_id);
@@ -710,20 +710,7 @@ int ObjectRef::l_set_detach(lua_State *L)
ServerActiveObject *co = getobject(ref);
if (co == NULL)
return 0;

int parent_id = 0;
std::string bone = "";
v3f position;
v3f rotation;
co->getAttachment(&parent_id, &bone, &position, &rotation);
ServerActiveObject *parent = NULL;
if (parent_id)
parent = env->getActiveObject(parent_id);

// Do it
co->setAttachment(0, "", v3f(0,0,0), v3f(0,0,0));
if (parent != NULL)
parent->removeAttachmentChild(co->getId());
co->detachFromParent();
return 0;
}

@@ -2560,6 +2560,8 @@ void Server::DiePlayer(u16 peer_id)
if (!playersao)
return;

playersao->detachFromParent();

infostream << "Server::DiePlayer(): Player "
<< playersao->getPlayer()->getName()
<< " dies" << std::endl;
@@ -166,6 +166,8 @@ class ServerActiveObject : public ActiveObject
{}
virtual void removeAttachmentChild(int child_id)
{}
virtual void detachFromParent()
{}
virtual const UNORDERED_SET<int> &getAttachmentChildIds()
{ static const UNORDERED_SET<int> rv; return rv; }
virtual ObjectProperties* accessObjectProperties()

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