3D-printing/Cura
1
0
Fork 0
mirror of https://github.com/Ultimaker/Cura.git synced 2026-01-10 00:27:55 -07:00
Code Issues Projects Releases Packages Wiki Activity Actions 5

Merge pull request #20983 from Ultimaker/CURA-12734_fix-using-disabled-extruders-with-painting

Browse source 
CURA-12734 Extend disabled extruder warning to painting
This commit is contained in:
HellAholic 2025-09-30 11:30:57 +02:00 • committed by GitHub
commit 414cea421f
No known key found for this signature in database
GPG key ID: B5690EEEBB952194
1 changed files with 30 additions and 5 deletions
Download patch file Download diff file Expand all files Collapse all files

35
plugins/CuraEngineBackend/StartSliceJob.py
View file

@ -415,11 +415,12 @@ class StartSliceJob(Job):
for node in group:
# Only check if the printing extruder is enabled for printing meshes
is_non_printing_mesh = node.callDecoration("evaluateIsNonPrintingMesh")
extruder_position = int(node.callDecoration("getActiveExtruderPosition"))
if not is_non_printing_mesh and not extruders_enabled[extruder_position]:
skip_group = True
has_model_with_disabled_extruders = True
associated_disabled_extruders.add(extruder_position)
if not is_non_printing_mesh:
for used_extruder in StartSliceJob._getUsedExtruders(node):
if not extruders_enabled[used_extruder]:
skip_group = True
has_model_with_disabled_extruders = True
associated_disabled_extruders.add(used_extruder)
if not skip_group:
filtered_object_groups.append(group)
@ -760,3 +761,27 @@ class StartSliceJob(Job):
relations_set.add(relation.target.key)
self._addRelations(relations_set, relation.target.relations)
@staticmethod
def _getUsedExtruders(node: SceneNode) -> List[int]:
used_extruders = []
# Look at extruders used in painted texture
node_texture = node.callDecoration("getPaintTexture")
texture_data_mapping = node.callDecoration("getTextureDataMapping")
if node_texture is not None and texture_data_mapping is not None and "extruder" in texture_data_mapping:
texture_image = node_texture.getImage().copy()
image_ptr = texture_image.bits()
image_ptr.setsize(texture_image.sizeInBytes())
image_size = texture_image.height(), texture_image.width()
image_array = numpy.frombuffer(image_ptr, dtype=numpy.uint32).reshape(image_size)
bit_range_start, bit_range_end = texture_data_mapping["extruder"]
image_array = (image_array << (32 - 1 - (bit_range_end - bit_range_start))) >> (32 - 1 - bit_range_end)
used_extruders = numpy.unique(image_array).tolist()
# There is no relevant painting data, just take the extruder associated to the model
if not used_extruders:
used_extruders = [int(node.callDecoration("getActiveExtruderPosition"))]
return used_extruders