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o3de/AutomatedTesting/Gem/PythonTests/PythonAssetBuilder/export_chunks_builder.py

77 lines
2.8 KiB
Python

"""
Copyright (c) Contributors to the Open 3D Engine Project.
For complete copyright and license terms please see the LICENSE at the root of this distribution.
SPDX-License-Identifier: Apache-2.0 OR MIT
"""
import uuid, os
import azlmbr.scene as sceneApi
import azlmbr.scene.graph
from scene_api import scene_data as sceneData
def get_mesh_node_names(sceneGraph):
meshDataList = []
node = sceneGraph.get_root()
children = []
while node.IsValid():
# store children to process after siblings
if sceneGraph.has_node_child(node):
children.append(sceneGraph.get_node_child(node))
# store any node that has mesh data content
nodeContent = sceneGraph.get_node_content(node)
if nodeContent is not None and nodeContent.CastWithTypeName('MeshData'):
if sceneGraph.is_node_end_point(node) is False:
nodeName = sceneData.SceneGraphName(sceneGraph.get_node_name(node))
nodePath = nodeName.get_path()
if (len(nodeName.get_path())):
meshDataList.append(sceneData.SceneGraphName(sceneGraph.get_node_name(node)))
# advance to next node
if sceneGraph.has_node_sibling(node):
node = sceneGraph.get_node_sibling(node)
elif children:
node = children.pop()
else:
node = azlmbr.scene.graph.NodeIndex()
return meshDataList
def update_manifest(scene):
graph = sceneData.SceneGraph(scene.graph)
meshNameList = get_mesh_node_names(graph)
sceneManifest = sceneData.SceneManifest()
sourceFilenameOnly = os.path.basename(scene.sourceFilename)
sourceFilenameOnly = sourceFilenameOnly.replace('.','_')
for activeMeshIndex in range(len(meshNameList)):
chunkName = meshNameList[activeMeshIndex]
chunkPath = chunkName.get_path()
meshGroupName = '{}_{}'.format(sourceFilenameOnly, chunkName.get_name())
meshGroup = sceneManifest.add_mesh_group(meshGroupName)
meshGroup['id'] = '{' + str(uuid.uuid5(uuid.NAMESPACE_DNS, sourceFilenameOnly + chunkPath)) + '}'
sceneManifest.mesh_group_add_comment(meshGroup, 'auto generated by scene manifest')
sceneManifest.mesh_group_add_advanced_coordinate_system(meshGroup, None, None, None, 1.0)
sceneManifest.mesh_group_select_node(meshGroup, chunkPath)
return sceneManifest.export()
mySceneJobHandler = None
def on_update_manifest(args):
scene = args[0]
result = update_manifest(scene)
global mySceneJobHandler
mySceneJobHandler.disconnect()
mySceneJobHandler = None
return result
def main():
global mySceneJobHandler
mySceneJobHandler = sceneApi.ScriptBuildingNotificationBusHandler()
mySceneJobHandler.connect()
mySceneJobHandler.add_callback('OnUpdateManifest', on_update_manifest)
if __name__ == "__main__":
main()