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glTF exporter: Fix Real children of instance collection visibility check

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This commit is contained in:
Julien Duroure
2023-09-25 11:58:46 +02:00
parent 462064c396
commit 5a505e38ee
2 changed files with 17 additions and 4 deletions
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2
io_scene_gltf2/__init__.py
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@ -5,7 +5,7 @@
bl_info = {
'name': 'glTF 2.0 format',
'author': 'Julien Duroure, Scurest, Norbert Nopper, Urs Hanselmann, Moritz Becher, Benjamin Schmithüsen, Jim Eckerlein, and many external contributors',
"version": (4, 0, 21),
"version": (4, 0, 22),
'blender': (4, 0, 0),
'location': 'File > Import-Export',
'description': 'Import-Export as glTF 2.0',

19
io_scene_gltf2/blender/exp/gltf2_blender_gather_tree.py
View File

@ -31,8 +31,15 @@ class VExportNode:
PARENT_BONE_BONE = 55
# Children type
# Is used to split instance collection into 2 categories:
CHILDREN_REAL = 90
CHILDREN_IS_IN_COLLECTION = 91
def __init__(self):
self.children = []
self.children_type = {} # Used for children of instance collection
self.blender_type = None
self.matrix_world = None
self.parent_type = None
@ -107,7 +114,7 @@ class VExportTree:
for blender_object in [obj.original for obj in scene_eval.objects if obj.parent is None]:
self.recursive_node_traverse(blender_object, None, None, Matrix.Identity(4), False, blender_children)
def recursive_node_traverse(self, blender_object, blender_bone, parent_uuid, parent_coll_matrix_world, delta, blender_children, armature_uuid=None, dupli_world_matrix=None):
def recursive_node_traverse(self, blender_object, blender_bone, parent_uuid, parent_coll_matrix_world, delta, blender_children, armature_uuid=None, dupli_world_matrix=None, is_children_in_collection=False):
node = VExportNode()
node.uuid = str(uuid.uuid4())
node.parent_uuid = parent_uuid
@ -116,6 +123,8 @@ class VExportTree:
# add to parent if needed
if parent_uuid is not None:
self.add_children(parent_uuid, node.uuid)
if self.nodes[parent_uuid].blender_type == VExportNode.COLLECTION:
self.nodes[parent_uuid].children_type[node.uuid] = VExportNode.CHILDREN_IS_IN_COLLECTION if is_children_in_collection is True else VExportNode.CHILDREN_REAL
else:
self.roots.append(node.uuid)
@ -242,7 +251,7 @@ class VExportTree:
for dupli_object in blender_object.instance_collection.all_objects:
if dupli_object.parent is not None:
continue
self.recursive_node_traverse(dupli_object, None, node.uuid, node.matrix_world, new_delta or delta, blender_children)
self.recursive_node_traverse(dupli_object, None, node.uuid, node.matrix_world, new_delta or delta, blender_children, is_children_in_collection=True)
# Armature : children are bones with no parent
if blender_object.type == "ARMATURE" and blender_bone is None:
@ -330,7 +339,11 @@ class VExportTree:
for child in self.nodes[uuid].children:
if self.nodes[uuid].blender_type == VExportNode.COLLECTION:
self.recursive_filter_tag(child, self.nodes[uuid].keep_tag)
# We need to split children into 2 categories: real children, and objects inside the collection
if self.nodes[uuid].children_type[child] == VExportNode.CHILDREN_IS_IN_COLLECTION:
self.recursive_filter_tag(child, self.nodes[uuid].keep_tag)
else:
self.recursive_filter_tag(child, parent_keep_tag)
else:
self.recursive_filter_tag(child, parent_keep_tag)