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Prevent objects from colliding with own child attachments (#7610)

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Also, use a better distance calculation for 'collide with objects'.
Fixes the issue of a vehicle occasionally colliding with its own driver,
causing one of the velocity components to be set to zero.
This commit is contained in:
SmallJoker 2018-08-05 22:28:41 +02:00 • committed by Paramat
parent 88efebdf86
commit ee63b94f2c
6 changed files with 28 additions and 14 deletions
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9
src/content_sao.cpp
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@ -118,15 +118,14 @@ UnitSAO::UnitSAO(ServerEnvironment *env, v3f pos):
m_armor_groups["fleshy"] = 100;
}
bool UnitSAO::isAttached() const
ServerActiveObject *UnitSAO::getParent() const
{
if (!m_attachment_parent_id)
return false;
return nullptr;
// Check if the parent still exists
ServerActiveObject *obj = m_env->getActiveObject(m_attachment_parent_id);
if (obj)
return true;
return false;
return obj;
}
void UnitSAO::setArmorGroups(const ItemGroupList &armor_groups)