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Store UV coordinates to 3MF file

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CURA-12544
This commit is contained in:
Erwan MATHIEU 2025-05-28 15:13:22 +02:00
parent 96d2caf195
commit 50ea216a60
1 changed files with 14 additions and 6 deletions
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20
plugins/3MFWriter/ThreeMFWriter.py
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@ -109,7 +109,8 @@ class ThreeMFWriter(MeshWriter):
def _convertUMNodeToSavitarNode(um_node,
transformation = Matrix(),
exported_settings: Optional[Dict[str, Set[str]]] = None,
center_mesh = False):
center_mesh = False,
scene: Savitar.Scene = None):
"""Convenience function that converts an Uranium SceneNode object to a SavitarSceneNode
:returns: Uranium Scene node.
@ -150,7 +151,11 @@ class ThreeMFWriter(MeshWriter):
if indices_array is not None:
savitar_node.getMeshData().setFacesFromBytes(indices_array)
else:
savitar_node.getMeshData().setFacesFromBytes(numpy.arange(mesh_data.getVertices().size / 3, dtype=numpy.int32).tostring())
savitar_node.getMeshData().setFacesFromBytes(numpy.arange(mesh_data.getVertices().size / 3, dtype=numpy.int32).tobytes())
uv_coordinates_array = mesh_data.getUVCoordinatesAsByteArray()
if uv_coordinates_array is not None and len(uv_coordinates_array) > 0:
savitar_node.getMeshData().setUVCoordinatesPerVertexAsBytes(uv_coordinates_array, scene)
# Handle per object settings (if any)
stack = um_node.callDecoration("getStack")
@ -187,7 +192,8 @@ class ThreeMFWriter(MeshWriter):
if child_node.callDecoration("getBuildPlateNumber") != active_build_plate_nr:
continue
savitar_child_node = ThreeMFWriter._convertUMNodeToSavitarNode(child_node,
exported_settings = exported_settings)
exported_settings = exported_settings,
scene = scene)
if savitar_child_node is not None:
savitar_node.addChild(savitar_child_node)
@ -320,13 +326,15 @@ class ThreeMFWriter(MeshWriter):
savitar_node = ThreeMFWriter._convertUMNodeToSavitarNode(root_child,
transformation_matrix,
exported_model_settings,
center_mesh = True)
center_mesh = True,
scene = savitar_scene)
if savitar_node:
savitar_scene.addSceneNode(savitar_node)
else:
savitar_node = self._convertUMNodeToSavitarNode(node,
transformation_matrix,
exported_model_settings)
exported_model_settings,
scene = savitar_scene)
if savitar_node:
savitar_scene.addSceneNode(savitar_node)
@ -500,7 +508,7 @@ class ThreeMFWriter(MeshWriter):
def sceneNodesToString(scene_nodes: [SceneNode]) -> str:
savitar_scene = Savitar.Scene()
for scene_node in scene_nodes:
savitar_node = ThreeMFWriter._convertUMNodeToSavitarNode(scene_node, center_mesh = True)
savitar_node = ThreeMFWriter._convertUMNodeToSavitarNode(scene_node, center_mesh = True, scene = savitar_scene)
savitar_scene.addSceneNode(savitar_node)
parser = Savitar.ThreeMFParser()
scene_string = parser.sceneToString(savitar_scene)