void PrefabUtility::restoreLinkedInstanceData(const HSceneObject& so, SceneObjectProxy& proxy,
UnorderedMap<UINT32, GameObjectInstanceDataPtr>& linkedInstanceData)
{
Stack<HSceneObject> todo;
todo.push(so);
// Root is not in the instance data map because its link ID belongs to the parent prefab, if any
so->_setInstanceData(proxy.instanceData);
while (!todo.empty())
{
HSceneObject current = todo.top();
todo.pop();
Vector<HComponent>& components = current->mComponents;
for (auto& component : components)
{
if (component->getLinkId() != (UINT32)-1)
{
auto iterFind = linkedInstanceData.find(component->getLinkId());
if (iterFind != linkedInstanceData.end())
{
component->_setInstanceData(iterFind->second);
component._setHandleData(component.getInternalPtr());
}
}
}
UINT32 numChildren = current->getNumChildren();
for (UINT32 i = 0; i < numChildren; i++)
{
HSceneObject child = current->getChild(i);
if (child->getLinkId() != (UINT32)-1)
{
auto iterFind = linkedInstanceData.find(child->getLinkId());
if (iterFind != linkedInstanceData.end())
child->_setInstanceData(iterFind->second);
}
if (child->mPrefabLinkUUID.empty())
todo.push(child);
}
}
}
void PrefabUtility::restoreUnlinkedInstanceData(const HSceneObject& so, SceneObjectProxy& proxy)
{
struct StackEntry
{
HSceneObject so;
SceneObjectProxy* proxy;
};
Stack<StackEntry> todo;
todo.push(StackEntry());
StackEntry& topEntry = todo.top();
topEntry.so = so;
topEntry.proxy = &proxy;
while (!todo.empty())
{
StackEntry current = todo.top();
todo.pop();
if (current.proxy->linkId == -1)
current.so->_setInstanceData(current.proxy->instanceData);
Vector<HComponent>& components = current.so->mComponents;
UINT32 componentProxyIdx = 0;
UINT32 numComponentProxies = (UINT32)current.proxy->components.size();
for (auto& component : components)
{
if (component->getLinkId() == (UINT32)-1)
{
bool foundInstanceData = false;
for (; componentProxyIdx < numComponentProxies; componentProxyIdx++)
{
if (current.proxy->components[componentProxyIdx].linkId != -1)
continue;
component->_setInstanceData(current.proxy->components[componentProxyIdx].instanceData);
component._setHandleData(component.getInternalPtr());
foundInstanceData = true;
break;
}
assert(foundInstanceData);
}
}
UINT32 numChildren = current.so->getNumChildren();
UINT32 childProxyIdx = 0;
UINT32 numChildProxies = (UINT32)current.proxy->children.size();
for (UINT32 i = 0; i < numChildren; i++)
{
HSceneObject child = current.so->getChild(i);
if (child->getLinkId() == (UINT32)-1)
{
bool foundInstanceData = false;
for (; childProxyIdx < numChildProxies; childProxyIdx++)
{
if (current.proxy->children[childProxyIdx].linkId != -1)
continue;
assert(current.proxy->children[childProxyIdx].linkId == -1);
child->_setInstanceData(current.proxy->children[childProxyIdx].instanceData);
if (child->mPrefabLinkUUID.empty())
{
todo.push(StackEntry());
StackEntry& newEntry = todo.top();
newEntry.so = child;
newEntry.proxy = ¤t.proxy->children[childProxyIdx];
}
foundInstanceData = true;
break;
}
assert(foundInstanceData);
}
else
{
if (!child->mPrefabLinkUUID.empty())
continue;
for (UINT32 j = 0; j < numChildProxies; j++)
{
if (child->getLinkId() == current.proxy->children[j].linkId)
{
todo.push(StackEntry());
StackEntry& newEntry = todo.top();
newEntry.so = child;
newEntry.proxy = ¤t.proxy->children[j];
break;
}
}
}
}
}
}