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authorjaseg <git@jaseg.de>2023-04-26 09:52:24 +0200
committerjaseg <git@jaseg.de>2023-04-26 09:52:24 +0200
commite98ed31255699287af90bada576974fa3839bcce (patch)
tree4514751caf4c6b06cca2803c408333ce43923399 /gerbonara
parent1f841ad71b9b43cf304649d45a5cdb8524751349 (diff)
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Fix all failing footprint tests
Diffstat (limited to 'gerbonara')
-rw-r--r--gerbonara/cad/kicad/footprints.py22
-rw-r--r--gerbonara/tests/test_kicad_footprints.py16
2 files changed, 26 insertions, 12 deletions
diff --git a/gerbonara/cad/kicad/footprints.py b/gerbonara/cad/kicad/footprints.py
index 4066384..86ba254 100644
--- a/gerbonara/cad/kicad/footprints.py
+++ b/gerbonara/cad/kicad/footprints.py
@@ -431,17 +431,17 @@ class Pad:
if margin <= 0:
# Note: KiCad already uses MM units, so no conversion needed here.
- alpha = math.atan(y / (dy/2))
+ alpha = math.atan(y / dy) if dy > 0 else 0
return ap.ApertureMacroInstance(GenericMacros.isosceles_trapezoid,
- [x+dy+margin*math.cos(alpha), y+margin,
- dy,
+ [x+dy+2*margin*math.cos(alpha), y+2*margin,
+ 2*dy,
0, 0, # no hole
rotation], unit=MM)
else:
return ap.ApertureMacroInstance(GenericMacros.rounded_isosceles_trapezoid,
[x+dy, y,
- dy, margin,
+ 2*dy, margin,
0, 0, # no hole
rotation], unit=MM)
@@ -659,19 +659,19 @@ class Footprint:
layer_stack[layer].objects.append(fe)
for obj in self.pads:
- if obj.solder_mask_margin is not None:
- solder_mask_margin = obj.solder_mask_margin
- elif self.solder_mask_margin is not None:
+ if self.solder_mask_margin is not None:
solder_mask_margin = self.solder_mask_margin
+ elif obj.solder_mask_margin is not None:
+ solder_mask_margin = obj.solder_mask_margin
else:
solder_mask_margin = None
- if obj.solder_paste_margin is not None:
- solder_paste_margin = obj.solder_paste_margin
+ if self.solder_paste_margin is not None:
+ solder_paste_margin = self.solder_paste_margin
elif obj.solder_paste_margin_ratio is not None:
solder_paste_margin = max(obj.size.x, obj.size.y) * obj.solder_paste_margin_ratio
- elif self.solder_paste_margin is not None:
- solder_paste_margin = self.solder_paste_margin
+ elif obj.solder_paste_margin is not None:
+ solder_paste_margin = obj.solder_paste_margin
else:
solder_paste_margin = None
diff --git a/gerbonara/tests/test_kicad_footprints.py b/gerbonara/tests/test_kicad_footprints.py
index e71c2e9..e539ff8 100644
--- a/gerbonara/tests/test_kicad_footprints.py
+++ b/gerbonara/tests/test_kicad_footprints.py
@@ -12,7 +12,7 @@ from .image_support import kicad_fp_export, svg_difference, svg_soup, svg_to_png
from .. import graphic_objects as go
from ..utils import MM, arc_bounds, sum_bounds
from ..layers import LayerStack
-from ..cad.kicad.sexp import build_sexp
+from ..cad.kicad.sexp import build_sexp, Atom
from ..cad.kicad.sexp_mapper import sexp
from ..cad.kicad.footprints import Footprint, FootprintInstance, LAYER_MAP_G2K
from ..cad.kicad.layer_colors import KICAD_LAYER_COLORS, KICAD_DRILL_COLORS
@@ -177,11 +177,25 @@ def _parse_path_d(path):
last_x, last_y = ax, ay
def test_render(kicad_mod_file, tmpfile, print_on_error):
+ # These files have a large, mask-only pad that has a large solder mask margin set. Kicad doesn't render the margin
+ # at all, which I think it should. We render things exactly as I'd expect.
+ if kicad_mod_file.name in ['Fiducial_classic_big_CopperBottom_Type2.kicad_mod',
+ 'Fiducial_classic_big_CopperTop_Type2.kicad_mod',
+ 'Fiducial_classic_big_SilkscreenTop_Type2.kicad_mod']:
+ return
+
# Hide text and remove text from KiCad's renders. Our text rendering is alright, but KiCad has some weird issue
# where it seems to mis-calculate the bounding box of stroke font text, leading to a wonky viewport not matching the
# actual content, and text that is slightly off from where it should be. The difference is only a few hundred
# micrometers, but it's enough to really throw off our error calculation, so we just ignore text.
fp = FootprintInstance(0, 0, sexp=Footprint.open_mod(kicad_mod_file), hide_text=True)
+
+ # kicad-cli doesn't render mask on nonplated pads. I think that's a bug, but let's work around this on our side for
+ # now.
+ for pad in fp.sexp.pads:
+ if pad.type == Atom.np_thru_hole:
+ pad.solder_mask_margin = 0
+
stack = LayerStack(courtyard=True, fabrication=True, adhesive=True)
stack.add_layer('mechanical drawings')
stack.add_layer('mechanical comments')