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Merge pull request #17036 from Ultimaker/CURA-10403_revisit_auto_arrange_strategy

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Cura 10403 revisit auto arrange strategy
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Casper Lamboo 2023-10-20 17:04:43 +02:00 committed by GitHub
commit f035c42f85
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1 changed files with 18 additions and 14 deletions
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32
cura/Arranging/Nest2DArrange.py
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@ -49,8 +49,9 @@ class Nest2DArrange(Arranger):
def findNodePlacement(self) -> Tuple[bool, List[Item]]:
spacing = int(1.5 * self._factor) # 1.5mm spacing.
machine_width = self._build_volume.getWidth()
machine_depth = self._build_volume.getDepth()
edge_disallowed_size = self._build_volume.getEdgeDisallowedSize()
machine_width = self._build_volume.getWidth() - (edge_disallowed_size * 2)
machine_depth = self._build_volume.getDepth() - (edge_disallowed_size * 2)
build_plate_bounding_box = Box(int(machine_width * self._factor), int(machine_depth * self._factor))
if self._fixed_nodes is None:
@ -80,7 +81,6 @@ class Nest2DArrange(Arranger):
], numpy.float32))
disallowed_areas = self._build_volume.getDisallowedAreas()
num_disallowed_areas_added = 0
for area in disallowed_areas:
converted_points = []
@ -95,7 +95,6 @@ class Nest2DArrange(Arranger):
disallowed_area = Item(converted_points)
disallowed_area.markAsDisallowedAreaInBin(0)
node_items.append(disallowed_area)
num_disallowed_areas_added += 1
for node in self._fixed_nodes:
converted_points = []
@ -108,20 +107,25 @@ class Nest2DArrange(Arranger):
item = Item(converted_points)
item.markAsFixedInBin(0)
node_items.append(item)
num_disallowed_areas_added += 1
config = NfpConfig()
config.accuracy = 1.0
config.alignment = NfpConfig.Alignment.DONT_ALIGN
if self._lock_rotation:
config.rotations = [0.0]
strategies = [NfpConfig.Alignment.CENTER] * 3 + [NfpConfig.Alignment.BOTTOM_LEFT] * 3
found_solution_for_all = False
while not found_solution_for_all and len(strategies) > 0:
config = NfpConfig()
config.accuracy = 1.0
config.alignment = NfpConfig.Alignment.CENTER
config.starting_point = strategies[0]
strategies = strategies[1:]
num_bins = nest(node_items, build_plate_bounding_box, spacing, config)
if self._lock_rotation:
config.rotations = [0.0]
# Strip the fixed items (previously placed) and the disallowed areas from the results again.
node_items = list(filter(lambda item: not item.isFixed(), node_items))
num_bins = nest(node_items, build_plate_bounding_box, spacing, config)
found_solution_for_all = num_bins == 1
# Strip the fixed items (previously placed) and the disallowed areas from the results again.
node_items = list(filter(lambda item: not item.isFixed(), node_items))
found_solution_for_all = num_bins == 1
return found_solution_for_all, node_items