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snegovick / bcam

CAM system for hobbyists and shapeokers
GNU General Public License v3.0
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Division by zero on offset follow #123

Closed snegovick closed 9 years ago

snegovick commented 9 years ago

Resolution

External contour offset following leads to backtrace

https://dl.dropboxusercontent.com/u/3653629/test_frame.dxf

Traceback (most recent call last): File "/usr/lib/python2.7/dist-packages/bcam/main.py", line 26, in periodic ep.process() File "/usr/lib/python2.7/dist-packages/bcam/events.py", line 132, in process self.eventse File "/usr/lib/python2.7/dist-packages/bcam/events.py", line 427, in offset_follow_tool_click if path_follow_op.apply(connected): File "/usr/lib/python2.7/dist-packages/bcam/tool_op_offset_follow.py", line 201, in apply self.build_offset_path(path) File "/usr/lib/python2.7/dist-packages/bcam/tool_op_offset_follow.py", line 56, in build_offset_path return self.build_offset_path_normals(p) File "/usr/lib/python2.7/dist-packages/bcam/tool_op_offset_follow.py", line 174, in build_offset_path_normals e_pt = self.two_point_offset(e, elements[i+1]) File "/usr/lib/python2.7/dist-packages/bcam/tool_op_offset_follow.py", line 93, in two_point_offset x = (a_e_dx-b_ne_dx)/(e_dy_ne_dx-ne_dy_e_dx) ZeroDivisionError: float division by zero