diff options
Diffstat (limited to 'gerbonara/cad/kicad/footprints.py')
-rw-r--r-- | gerbonara/cad/kicad/footprints.py | 49 |
1 files changed, 37 insertions, 12 deletions
diff --git a/gerbonara/cad/kicad/footprints.py b/gerbonara/cad/kicad/footprints.py index 1178c79..4581c3b 100644 --- a/gerbonara/cad/kicad/footprints.py +++ b/gerbonara/cad/kicad/footprints.py @@ -177,13 +177,18 @@ class Arc: def render(self, variables=None): - cx, cy = self.mid.x, self.mid.y + mx, my = self.mid.x, self.mid.y x1, y1 = self.start.x, self.start.y x2, y2 = self.end.x, self.end.y dasher = Dasher(self) + # https://stackoverflow.com/questions/56224824/how-do-i-find-the-circumcenter-of-the-triangle-using-python-without-external-lib + d = 2 * (x1 * (y2 - my) + x2 * (my - y1) + mx * (y1 - y2)) + cx = ((x1 * x1 + y1 * y1) * (y2 - my) + (x2 * x2 + y2 * y2) * (my - y1) + (mx * mx + my * my) * (y1 - y2)) / d + cy = ((x1 * x1 + y1 * y1) * (mx - x2) + (x2 * x2 + y2 * y2) * (x1 - mx) + (mx * mx + my * my) * (x2 - x1)) / d + # KiCad only has clockwise arcs. - arc = go.Arc(x1, y1, x2, y2, cx-x1, cy-y1, clockwise=True, aperture=ap.CircleAperture(dasher.width, unit=MM), unit=MM) + arc = go.Arc(x1, y1, x2, y2, cx-x1, cy-y1, clockwise=False, aperture=ap.CircleAperture(dasher.width, unit=MM), unit=MM) if dasher.solid: yield arc @@ -360,20 +365,20 @@ class Pad: primitives: OmitDefault(CustomPadPrimitives) = None def render(self, variables=None): - if self.type in (Atom.connect, Atom.np_thru_hole): - return + #if self.type in (Atom.connect, Atom.np_thru_hole): + # return - yield go.Flash(self.at.x, self.at.y, self.aperture().rotated(math.radians(self.at.rotation)), unit=MM) + yield go.Flash(self.at.x, self.at.y, self.aperture(), unit=MM) def aperture(self): if self.shape == Atom.circle: return ap.CircleAperture(self.size.x, unit=MM) elif self.shape == Atom.rect: - return ap.RectangleAperture(self.size.x, self.size.y, unit=MM) + return ap.RectangleAperture(self.size.x, self.size.y, unit=MM).rotated(self.at.rotation) elif self.shape == Atom.oval: - return ap.ObroundAperture(self.size.x, self.size.y, unit=MM) + return ap.ObroundAperture(self.size.x, self.size.y, unit=MM).rotated(self.at.rotation) elif self.shape == Atom.trapezoid: # KiCad's trapezoid aperture "rect_delta" param is just weird to the point that I think it's probably @@ -405,7 +410,7 @@ class Pad: for obj in self.primitives.all(): for gn_obj in obj.render(): primitives += gn_obj._aperture_macro_primitives() # todo: precision params - macro = ApertureMacro(primitives=primitives) + macro = ApertureMacro(primitives=primitives).rotated(self.at.rotation) return ap.ApertureMacroInstance(macro, unit=MM) def render_drill(self): @@ -413,14 +418,30 @@ class Pad: return plated = self.type != Atom.np_thru_hole - aperture = ap.ExcellonTool(self.drill.diameter, plated=plated, unit=MM) if self.drill.oval: - w = self.drill.width / 2 - l = go.Line(-w, 0, w, 0, aperture=aperture, unit=MM) + dia = self.drill.diameter + w = self.drill.width + + if self.drill.offset: + ox, oy = self.drill.offset.x, self.drill.offset.y + else: + ox, oy = 0, 0 + + if w > dia: + dx = 0 + dy = (w-dia)/2 + else: + dx = (dia-w)/2 + dy = 0 + + aperture = ap.ExcellonTool(min(dia, w), plated=plated, unit=MM) + l = go.Line(ox-dx, oy-dy, ox+dx, oy+dy, aperture=aperture, unit=MM) l.rotate(math.radians(self.at.rotation)) l.offset(self.at.x, self.at.y) yield l + else: + aperture = ap.ExcellonTool(self.drill.diameter, plated=plated, unit=MM) yield go.Flash(self.at.x, self.at.y, aperture=aperture, unit=MM) @@ -583,6 +604,8 @@ LAYER_MAP_K2G = { 'F.CrtYd': ('top', 'courtyard'), 'B.Fab': ('bottom', 'fabrication'), 'F.Fab': ('top', 'fabrication'), + 'Dwgs.User': ('mechanical', 'drawings'), + 'Cmts.User': ('mechanical', 'comments'), 'Edge.Cuts': ('mechanical', 'outline'), } @@ -609,7 +632,9 @@ class FootprintInstance(Positioned): if self.value is not None: variables['VALUE'] = str(self.value) - self.sexp.render(layer_stack, LAYER_MAP_K2G, + layer_map = {kc_id: gn_id for kc_id, gn_id in LAYER_MAP_K2G.items() if gn_id in layer_stack} + + self.sexp.render(layer_stack, layer_map, x=x, y=y, rotation=rotation, side=self.side, text=(not self.hide_text), |