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Faster arranging for same sized objects. CURA-3239

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Jack Ha 2017-04-05 11:41:18 +02:00
parent 4c9ec3c22d
commit 30484461cf
1 changed files with 9 additions and 0 deletions
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9
cura/CuraApplication.py
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@ -1040,10 +1040,19 @@ class CuraApplication(QtApplication):
# Place nodes one at a time # Place nodes one at a time
start_prio = 0 start_prio = 0
last_size = None
for size, node, offset_shape_arr, hull_shape_arr in nodes_arr: for size, node, offset_shape_arr, hull_shape_arr in nodes_arr:
# For performance reasons, we assume that when a location does not fit,
# it will also not fit for the next object (while what can be untrue).
# We also skip possibilities by slicing through the possibilities (step = 10) # We also skip possibilities by slicing through the possibilities (step = 10)
if last_size == size: # This optimization works if many of the objects have the same size
start_prio = last_priority
else:
start_prio = 0
best_spot = arranger.bestSpot(offset_shape_arr, start_prio = start_prio, step = 10) best_spot = arranger.bestSpot(offset_shape_arr, start_prio = start_prio, step = 10)
x, y = best_spot.x, best_spot.y x, y = best_spot.x, best_spot.y
last_size = size
last_priority = best_spot.priority
if x is not None: # We could find a place if x is not None: # We could find a place
arranger.place(x, y, hull_shape_arr) # take place before the next one arranger.place(x, y, hull_shape_arr) # take place before the next one