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[core] Add the node's type in the UID computation

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This prevents getting the same UID for two nodes which are of different
types but have an identical list of attributes.
This commit is contained in:
Candice Bentéjac 2023-06-07 11:28:49 +02:00
parent f80e688e64
commit 55d30ee1e3
1 changed files with 6 additions and 2 deletions
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8
meshroom/core/node.py
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@ -685,11 +685,15 @@ class BaseNode(BaseObject):
pass
def _computeUids(self):
""" Compute node uids by combining associated attributes' uids. """
""" Compute node UIDs by combining associated attributes' UIDs. """
# Get all the attributes associated to a given UID index, specified in node descriptions with "uid=[index]"
# For now, the only index that is used is "0", so there will be a single iteration of the loop below
for uidIndex, associatedAttributes in self.attributesPerUid.items():
# uid is computed by hashing the sorted list of tuple (name, value) of all attributes impacting this uid
# UID is computed by hashing the sorted list of tuple (name, value) of all attributes impacting this UID
uidAttributes = [(a.getName(), a.uid(uidIndex)) for a in associatedAttributes if a.enabled and a.value != a.uidIgnoreValue]
uidAttributes.sort()
# Adding the node type prevents ending up with two identical UIDs for different node types that have the exact same list of attributes
uidAttributes.append(self.nodeType)
self._uids[uidIndex] = hashValue(uidAttributes)
def _buildCmdVars(self):