想问一下实现掩膜异或或者相交功能的代码具体在项目的哪个位置，想要做点调整

[FBenzx]

想问一下实现掩膜异或或者相交功能的代码具体在项目的哪个位置，想要做点调整

[yatengLG]

ISAT_with_segment_anything/ISAT/widgets/canvas.py

Line 577 in a50ff67

def polygons_union(self):

ISAT_with_segment_anything/ISAT/widgets/canvas.py

Line 621 in a50ff67

def polygons_difference(self):

ISAT_with_segment_anything/ISAT/widgets/canvas.py

Line 676 in a50ff67

def polygons_intersection(self):

ISAT_with_segment_anything/ISAT/widgets/canvas.py

Line 731 in a50ff67

def polygons_symmetric_difference(self):