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Split polygon into two with selection subtracting

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Manolis Papadeas 2021-02-16 01:49:13 +02:00
parent 5160c74e99
commit a4641a0eb2
1 changed files with 7 additions and 1 deletions
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8
src/Tools/SelectionShape.gd
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@ -228,14 +228,20 @@ func merge_multiple_selections(merge := true) -> void:
self.local_selected_pixels = selected_pixels_copy self.local_selected_pixels = selected_pixels_copy
else: else:
var arr = Geometry.clip_polygons_2d(selection.polygon, polygon) var arr = Geometry.clip_polygons_2d(selection.polygon, polygon)
# print(arr.size())
if arr.size() == 0: # if the new selection completely overlaps the current if arr.size() == 0: # if the new selection completely overlaps the current
selection.queue_free() selection.queue_free()
elif arr.size() == 1: # if the selections intersect else: # if the selections intersect
selection.set_polygon(arr[0]) selection.set_polygon(arr[0])
var selected_pixels_copy = selection.local_selected_pixels.duplicate() var selected_pixels_copy = selection.local_selected_pixels.duplicate()
for pixel in local_selected_pixels: for pixel in local_selected_pixels:
selected_pixels_copy.erase(pixel) selected_pixels_copy.erase(pixel)
selection.local_selected_pixels = selected_pixels_copy selection.local_selected_pixels = selected_pixels_copy
for i in range(1, arr.size()):
var selection_shape = load("res://src/Tools/SelectionShape.tscn").instance()
Global.current_project.selections.append(selection_shape)
Global.canvas.add_child(selection_shape)
selection_shape.set_polygon(arr[i])
func move_start(move_pixel : bool) -> void: func move_start(move_pixel : bool) -> void: