diff options
Diffstat (limited to 'gerbonara/gerber/tests/test_excellon.py')
| -rw-r--r-- | gerbonara/gerber/tests/test_excellon.py | 98 |
1 files changed, 71 insertions, 27 deletions
diff --git a/gerbonara/gerber/tests/test_excellon.py b/gerbonara/gerber/tests/test_excellon.py index 9aa5232..fb0ebb8 100644 --- a/gerbonara/gerber/tests/test_excellon.py +++ b/gerbonara/gerber/tests/test_excellon.py @@ -4,50 +4,94 @@ import math import pytest +from scipy.spatial import KDTree from ..excellon import ExcellonFile +from ..rs274x import GerberFile from ..cam import FileSettings +from ..graphic_objects import Flash from .image_support import * from .utils import * from ..utils import Inch, MM -REFERENCE_FILES = [ - 'easyeda/Gerber_Drill_NPTH.DRL', - 'easyeda/Gerber_Drill_PTH.DRL', - 'altium-composite-drill/NC Drill/LimeSDR-QPCIe_1v2-SlotHoles.TXT', - 'altium-composite-drill/NC Drill/LimeSDR-QPCIe_1v2-RoundHoles.TXT', - 'pcb-rnd/power-art.xln', - 'siemens/80101_0125_F200_ThruHoleNonPlated.ncd', - 'siemens/80101_0125_F200_ThruHolePlated.ncd', - 'siemens/80101_0125_F200_ContourPlated.ncd', - 'Target3001/IRNASIoTbank1.2.Drill', - 'altium-old-composite-drill.txt', - 'fritzing/combined.txt', - 'ncdrill.DRD', - 'upverter/design_export.drl', - 'diptrace/mainboard.drl', - 'diptrace/panel.drl', - 'diptrace/keyboard.drl', - ] +REFERENCE_FILES = { + 'easyeda/Gerber_Drill_NPTH.DRL': (None, None), + 'easyeda/Gerber_Drill_PTH.DRL': (None, 'easyeda/Gerber_TopLayer.GTL'), + # Altium uses an excellon format specification format that gerbv doesn't understand, so we have to fix that. + 'altium-composite-drill/NC Drill/LimeSDR-QPCIe_1v2-SlotHoles.TXT': (('mm', 'leading', 4), None), + 'altium-composite-drill/NC Drill/LimeSDR-QPCIe_1v2-RoundHoles.TXT': (('mm', 'leading', 4), 'altium-composite-drill/Gerber/LimeSDR-QPCIe_1v2.GTL'), + 'pcb-rnd/power-art.xln': (None, 'pcb-rnd/power-art.gtl'), + 'siemens/80101_0125_F200_ThruHoleNonPlated.ncd': (None, None), + 'siemens/80101_0125_F200_ThruHolePlated.ncd': (None, 'siemens/80101_0125_F200_L01_Top.gdo'), + 'siemens/80101_0125_F200_ContourPlated.ncd': (None, None), + 'Target3001/IRNASIoTbank1.2.Drill': (None, 'Target3001/IRNASIoTbank1.2.Top'), + 'altium-old-composite-drill.txt': (None, None), + 'fritzing/combined.txt': (None, 'fritzing/combined.gtl'), + 'ncdrill.DRD': (None, None), + 'upverter/design_export.drl': (None, 'upverter/design_export.gtl'), + 'diptrace/mainboard.drl': (None, 'diptrace/mainboard_Top.gbr'), + 'diptrace/panel.drl': (None, None), + 'diptrace/keyboard.drl': (None, 'diptrace/keyboard_Bottom.gbr'), + } @filter_syntax_warnings -@pytest.mark.parametrize('reference', REFERENCE_FILES, indirect=True) +@pytest.mark.parametrize('reference', list(REFERENCE_FILES.items()), indirect=True) def test_round_trip(reference, tmpfile): + reference, (unit_spec, _) = reference tmp = tmpfile('Output excellon', '.drl') - # Altium uses an excellon format specification format that gerbv doesn't understand, so we have to fix that. - unit_spec = ('mm', 'leading', 4) if 'altium-composite-drill' in str(reference) else None - # pcb-rnd does not include any unit specification at all - if 'pcb-rnd' in str(reference): - settings = FileSettings(unit=Inch, zeros='leading', number_format=(2,4)) - else: - settings = None - ExcellonFile.open(reference, settings=settings).save(tmp) + ExcellonFile.open(reference).save(tmp) mean, _max, hist = gerber_difference(reference, tmp, diff_out=tmpfile('Difference', '.png'), ref_unit_spec=unit_spec) assert mean < 5e-5 assert hist[9] == 0 assert hist[3:].sum() < 5e-5*hist.size +@filter_syntax_warnings +@pytest.mark.parametrize('reference', list(REFERENCE_FILES.items()), indirect=True) +def test_gerber_alignment(reference, tmpfile, print_on_error): + reference, (unit_spec, gerber) = reference + tmp = tmpfile('Output excellon', '.drl') + + if gerber is None: + pytest.skip() + + excf = ExcellonFile.open(reference) + gerf_path = reference_path(gerber) + print_on_error('Reference gerber file:', gerf_path) + gerf = GerberFile.open(gerf_path) + print('bounds excellon:', excf.bounding_box(MM)) + print('bounds gerber:', gerf.bounding_box(MM)) + excf.save('/tmp/test.xnc') + + flash_coords = [] + for obj in gerf.objects: + if isinstance(obj, Flash): + x, y = obj.unit.convert_to(MM, obj.x), obj.unit.convert_to(MM, obj.y) + if abs(x - 121.525) < 2 and abs(y - 64) < 2: + print(obj) + flash_coords.append((x, y)) + + tree = KDTree(flash_coords, copy_data=True) + + tolerance = 0.05 # mm + matches, total = 0, 0 + for obj in excf.objects: + if isinstance(obj, Flash): + if obj.plated in (True, None): + total += 1 + x, y = obj.unit.convert_to(MM, obj.x), obj.unit.convert_to(MM, obj.y) + print((x, y), end=' ') + if abs(x - 121.525) < 2 and abs(y - 64) < 2: + print(obj) + print(' ', tree.query_ball_point((x, y), r=tolerance)) + if tree.query_ball_point((x, y), r=tolerance): + matches += 1 + + # Some PCB tools, notably easyeda, are dumb and export certain pads as regions, not apertures. Thus, we have to + # tolerate some non-matches. + assert matches > 10 + assert matches/total > 0.5 + |