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Add board outline handling and treat holes properly

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jaseg 2020-10-09 16:33:09 +02:00
parent f4d2df7dc0
commit 6f3910cc70
1 changed files with 19 additions and 6 deletions
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25
plugin/mesh_dialog.py
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@ -146,8 +146,16 @@ class MeshPluginMainDialog(mesh_plugin_dialog.MainDialog):
if not mesh_zones:
return wx.MessageDialog(self, "Error: Could not find any mesh zones on the outline pattern layer.").ShowModal()
outlines = pcbnew.SHAPE_POLY_SET()
self.board.GetBoardPolygonOutlines(outlines, "")
board_outlines = list(self.poly_set_to_shapely(outlines))
board_mask = shapely.ops.unary_union(board_outlines)
zone_outlines = [ outline for zone in mesh_zones for outline in self.poly_set_to_shapely(zone.GetPolyShape()) ]
mask = shapely.ops.unary_union(zone_outlines)
zone_mask = shapely.ops.unary_union(zone_outlines)
mask = zone_mask.intersection(board_mask)
anchor = [ mod for mod in self.board.GetModules() if mod.GetReference() == self.m_anchorInput.Value ]
if len(anchor) == 0:
@ -178,11 +186,16 @@ class MeshPluginMainDialog(mesh_plugin_dialog.MainDialog):
for i in range(poly_set.OutlineCount()):
outline = poly_set.Outline(i)
outline_points = []
for j in range(outline.PointCount()):
point = outline.CPoint(j)
outline_points.append((pcbnew.ToMM(point.x), pcbnew.ToMM(point.y)))
yield polygon.Polygon(outline_points)
def shape_line_chain_to_coords(line_chain):
points = []
for j in range(line_chain.PointCount()):
point = line_chain.CPoint(j)
points.append((pcbnew.ToMM(point.x), pcbnew.ToMM(point.y)))
return points
exterior = shape_line_chain_to_coords(outline)
interiors = [ shape_line_chain_to_coords(poly_set.Hole(i, j)) for j in range(poly_set.HoleCount(i)) ]
yield polygon.Polygon(exterior, interiors)
def generate_mesh_backend(self, mask, anchor, nets, warn=lambda s: None, settings=GeneratorSettings()):
anchor_outlines = list(self.poly_set_to_shapely(anchor.GetBoundingPoly()))