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-rw-r--r--gerbonara/gerber/aperture_macros/parse.py2
-rw-r--r--gerbonara/gerber/apertures.py31
-rw-r--r--gerbonara/gerber/gerber_statements.py2
-rw-r--r--gerbonara/gerber/graphic_objects.py49
-rw-r--r--gerbonara/gerber/graphic_primitives.py12
-rw-r--r--gerbonara/gerber/rs274x.py78
-rw-r--r--gerbonara/gerber/tests/conftest.py3
-rw-r--r--gerbonara/gerber/tests/image_support.py33
-rw-r--r--gerbonara/gerber/tests/test_rs274x.py103
9 files changed, 179 insertions, 134 deletions
diff --git a/gerbonara/gerber/aperture_macros/parse.py b/gerbonara/gerber/aperture_macros/parse.py
index 35cb6c2..f1e2150 100644
--- a/gerbonara/gerber/aperture_macros/parse.py
+++ b/gerbonara/gerber/aperture_macros/parse.py
@@ -76,6 +76,8 @@ class ApertureMacro:
primitive = ap.PRIMITIVE_CLASSES[int(primitive)](unit=unit, args=args)
macro.primitives.append(primitive)
+ return macro
+
@property
def name(self):
if self._name is not None:
diff --git a/gerbonara/gerber/apertures.py b/gerbonara/gerber/apertures.py
index b478ad9..0b43822 100644
--- a/gerbonara/gerber/apertures.py
+++ b/gerbonara/gerber/apertures.py
@@ -1,6 +1,6 @@
import math
-from dataclasses import dataclass, replace, astuple
+from dataclasses import dataclass, replace, astuple, InitVar
from .aperture_macros.parse import GenericMacros
@@ -61,7 +61,7 @@ class Aperture:
return {'hole_dia': self.hole_rect_h, 'hole_rect_h': self.hole_dia}
-@dataclass(frozen=True)
+@dataclass
class CircleAperture(Aperture):
gerber_shape_code = 'C'
human_readable_shape = 'circle'
@@ -96,7 +96,7 @@ class CircleAperture(Aperture):
return strip_right(self.diameter, self.hole_dia, self.hole_rect_h)
-@dataclass(frozen=True)
+@dataclass
class RectangleAperture(Aperture):
gerber_shape_code = 'R'
human_readable_shape = 'rect'
@@ -134,7 +134,7 @@ class RectangleAperture(Aperture):
return strip_right(self.w, self.h, self.hole_dia, self.hole_rect_h)
-@dataclass(frozen=True)
+@dataclass
class ObroundAperture(Aperture):
gerber_shape_code = 'O'
human_readable_shape = 'obround'
@@ -170,7 +170,7 @@ class ObroundAperture(Aperture):
return strip_right(self.w, self.h, self.hole_dia, self.hole_rect_h)
-@dataclass(frozen=True)
+@dataclass
class PolygonAperture(Aperture):
gerber_shape_code = 'P'
diameter : float
@@ -187,7 +187,6 @@ class PolygonAperture(Aperture):
flash = _flash_hole
def _rotated(self):
- self.rotation %= (2*math.pi / self.n_vertices)
return self
def to_macro(self):
@@ -195,22 +194,22 @@ class PolygonAperture(Aperture):
@property
def params(self):
+ rotation = self.rotation % (2*math.pi / self.n_vertices) if self.rotation is not None else None
if self.hole_dia is not None:
- return self.diameter, self.n_vertices, self.rotation, self.hole_dia
- elif self.rotation:
- return self.diameter, self.n_vertices, self.rotation
+ return self.diameter, self.n_vertices, rotation, self.hole_dia
+ elif rotation is not None and not math.isclose(rotation, 0):
+ return self.diameter, self.n_vertices, rotation
else:
return self.diameter, self.n_vertices
-
+@dataclass
class ApertureMacroInstance(Aperture):
- params : [float]
+ macro : object
+ parameters : [float]
rotation : float = 0
- def __init__(self, macro, *parameters):
- self.params = parameters
+ def __post__init__(self, macro):
self._primitives = macro.to_graphic_primitives(parameters)
- self.macro = macro
@property
def gerber_shape_code(self):
@@ -227,7 +226,7 @@ class ApertureMacroInstance(Aperture):
return self.to_macro()
def to_macro(self):
- return type(self)(self.macro.rotated(self.rotation), self.params)
+ return replace(self, macro=macro.rotated(self.rotation))
def __eq__(self, other):
return hasattr(other, 'macro') and self.macro == other.macro and \
@@ -236,6 +235,6 @@ class ApertureMacroInstance(Aperture):
@property
def params(self):
- return astuple(self)[:-1]
+ return tuple(self.parameters)
diff --git a/gerbonara/gerber/gerber_statements.py b/gerbonara/gerber/gerber_statements.py
index 5f3363e..2bf909f 100644
--- a/gerbonara/gerber/gerber_statements.py
+++ b/gerbonara/gerber/gerber_statements.py
@@ -38,7 +38,7 @@ class FormatSpecStmt(ParamStmt):
def to_gerber(self, settings):
zeros = 'T' if settings.zeros == 'trailing' else 'L' # default to leading if "None" is specified
- notation = 'A' if settings.notation == 'absolute' else 'I'
+ notation = 'I' if settings.notation == 'incremental' else 'A' # default to absolute
number_format = str(settings.number_format[0]) + str(settings.number_format[1])
return f'%FS{zeros}{notation}X{number_format}Y{number_format}*%'
diff --git a/gerbonara/gerber/graphic_objects.py b/gerbonara/gerber/graphic_objects.py
index 47ed718..9902dee 100644
--- a/gerbonara/gerber/graphic_objects.py
+++ b/gerbonara/gerber/graphic_objects.py
@@ -1,5 +1,6 @@
-from dataclasses import dataclass, KW_ONLY
+import math
+from dataclasses import dataclass, KW_ONLY, astuple
from . import graphic_primitives as gp
from .gerber_statements import *
@@ -160,57 +161,45 @@ class Slot(GerberObject):
yield gp.Line(*self.p1, *self.p2, self.width, polarity_dark=self.polarity_dark)
+@dataclass
class Arc(GerberObject):
- x : float
- y : float
- r : float
- angle1 : float # radians!
- angle2 : float # radians!
+ x1 : float
+ y1 : float
+ x2 : float
+ y2 : float
+ cx : float
+ cy : float
+ flipped : bool
aperture : object
- @classmethod
- def from_coords(kls, start, end, center_delta, aperture, flipped=False, polarity_dark=True):
- x0, y0 = start
- x1, y1 = end
- dx, dy = center_delta
- cx, cy = x0+dx, y0+dy
- angle1 = math.atan2(y0-cy, x0-cx)
- angle2 = math.atan2(y1-cy, x1-cx)
- aperture = self.aperture
- if flipped:
- angle1, angle2 = angle2, angle1
- r = math.sqrt(dx**2 + dy**2)
- # r should be approximately (depending on coordinate resolution) equal for center->start and center->end
- return kls(cx, cy, r, angle1, angle2, polarity_dark=polarity_dark)
-
def with_offset(self, dx, dy):
return replace(self, x=self.x+dx, y=self.y+dy)
@property
def p1(self):
- return self.x + self.r*sin(self.angle1), self.y + self.r*cos(self.angle1)
+ return self.x1, self.y1
@property
def p2(self):
- return self.x + self.r*sin(self.angle2), self.y + self.r*cos(self.angle2)
+ return self.x2, self.y2
@property
def center(self):
- return (self.x, self.y)
+ return self.x1 + self.cx, self.y1 + self.cy
def rotate(self, rotation, cx=None, cy=None):
- self.x, self.y = gp.rotate_point(self.x, self.y, rotation, cx, cy)
- self.angle1 = (self.angle1+rotation) % (2*math.pi)
- self.angle2 = (self.angle2+rotation) % (2*math.pi)
+ cx, cy = gp.rotate_point(*self.center, rotation, cx, cy)
+ self.x1, self.y1 = gp.rotate_point(self.x1, self.y1, rotation, cx, cy)
+ self.x2, self.y2 = gp.rotate_point(self.x2, self.y2, rotation, cx, cy)
+ self.cx, self.cy = cx - self.x1, cy - self.y1
def to_primitives(self):
- yield gp.Arc(self.x, self.y, self.r, self.angle1, self.angle2, self.aperture.equivalent_width, polarity_dark=self.polarity_dark)
+ yield gp.Arc(*astuple(self)[:7], width=self.aperture.equivalent_width, polarity_dark=self.polarity_dark)
def to_statements(self, gs):
yield from gs.set_aperture(self.aperture)
yield from gs.set_interpolation_mode(CircularCCWModeStmt)
yield from gs.set_current_point(self.p1)
- x2, y2 = self.p2
- yield InterpolateStmt(x2, y2, self.x-x2, self.y-y2)
+ yield InterpolateStmt(self.x2, self.y2, self.cx, self.cy)
diff --git a/gerbonara/gerber/graphic_primitives.py b/gerbonara/gerber/graphic_primitives.py
index 9518501..4810066 100644
--- a/gerbonara/gerber/graphic_primitives.py
+++ b/gerbonara/gerber/graphic_primitives.py
@@ -95,11 +95,13 @@ class Line(GraphicPrimitive):
@dataclass
class Arc(GraphicPrimitive):
- x : float
- y : float
- r : float
- angle1 : float # radians!
- angle2 : float # radians!
+ x1 : float
+ y1 : float
+ x2 : float
+ y2 : float
+ cx : float
+ cy : float
+ flipped : bool
width : float
# FIXME bounds
diff --git a/gerbonara/gerber/rs274x.py b/gerbonara/gerber/rs274x.py
index 98e8d53..364cb43 100644
--- a/gerbonara/gerber/rs274x.py
+++ b/gerbonara/gerber/rs274x.py
@@ -156,7 +156,7 @@ class GerberFile(CamFile):
yield ApertureDefStmt(number, aperture)
- aperture_map[aperture] = number
+ aperture_map[id(aperture)] = number
gs = GraphicsState(aperture_map=aperture_map)
for primitive in self.objects:
@@ -296,34 +296,64 @@ class GraphicsState:
a, b, c, d = self._mat
if not relative:
- return (a*x + b*y + self.image_offset[0]), (c*x + d*y + self.image_offset[1])
+ rx, ry = (a*x + b*y + self.image_offset[0]), (c*x + d*y + self.image_offset[1])
+ print(f'map {x},{y} to {rx},{ry}')
+ return rx, ry
else:
# Apply mirroring, scale and rotation, but do not apply offset
- return (a*x + b*y), (c*x + d*y)
+ rx, ry = (a*x + b*y), (c*x + d*y)
+ print(f'map {x},{y} to {rx},{ry}')
+ return rx, ry
def flash(self, x, y):
- return gp.Flash(self.aperture, *self.map_coord(x, y), polarity_dark=self.polarity_dark)
+ self.update_point(x, y)
+ return go.Flash(*self.map_coord(*self.point), self.aperture, polarity_dark=self.polarity_dark)
def interpolate(self, x, y, i=None, j=None, aperture=True):
+ if self.point is None:
+ warnings.warn('D01 interpolation without preceding D02 move.', SyntaxWarning)
+ self.point = (0, 0)
+ old_point = self.map_coord(*self.update_point(x, y))
+
if self.interpolation_mode == LinearModeStmt:
if i is not None or j is not None:
raise SyntaxError("i/j coordinates given for linear D01 operation (which doesn't take i/j)")
- return self._create_line(x, y, aperture)
+ return self._create_line(old_point, self.map_coord(*self.point), aperture)
else:
- return self._create_arc(x, y, i, j, aperture)
-
- def _create_line(self, x, y, aperture=True):
- old_point, self.point = self.point, self.map_coord(x, y)
- return go.Line(*old_point, *self.point, self.aperture if aperture else None, polarity_dark=self.polarity_dark)
+ if i is None and j is None:
+ warnings.warn('Linear segment implied during arc interpolation mode through D01 w/o I, J values', SyntaxWarning)
+ return self._create_line(old_point, self.map_coord(*self.point), aperture)
- def _create_arc(self, x, y, i, j, aperture=True):
- old_point, self.point = self.point, self.map_coord(x, y)
+ else:
+ if i is None:
+ warnings.warn('Arc is missing I value', SyntaxWarning)
+ i = 0
+ if j is None:
+ warnings.warn('Arc is missing J value', SyntaxWarning)
+ j = 0
+ return self._create_arc(old_point, self.map_coord(*self.point), (i, j), aperture)
+
+ def _create_line(self, old_point, new_point, aperture=True):
+ return go.Line(*old_point, *new_point, self.aperture if aperture else None, polarity_dark=self.polarity_dark)
+
+ def _create_arc(self, old_point, new_point, control_point, aperture=True):
direction = 'ccw' if self.interpolation_mode == CircularCCWModeStmt else 'cw'
- return go.Arc.from_coords(old_point, self.point, *self.map_coord(i, j, relative=True),
+ return go.Arc(*old_point, *new_point,* self.map_coord(*control_point, relative=True),
flipped=(direction == 'cw'), aperture=(self.aperture if aperture else None), polarity_dark=self.polarity_dark)
+ def update_point(self, x, y):
+ print(f'update_point {x=} {y=}')
+ old_point = self.point
+ if x is None:
+ x = self.point[0]
+ if y is None:
+ y = self.point[1]
+ if self.point != (x, y):
+ self.point = (x, y)
+ return old_point
+
# Helpers for gerber generation
def set_polarity(self, polarity_dark):
if self.polarity_dark != polarity_dark:
@@ -333,7 +363,7 @@ class GraphicsState:
def set_aperture(self, aperture):
if self.aperture != aperture:
self.aperture = aperture
- yield ApertureStmt(self.aperture_map[aperture])
+ yield ApertureStmt(self.aperture_map[id(aperture)])
def set_current_point(self, point):
if self.point != point:
@@ -342,7 +372,7 @@ class GraphicsState:
def set_interpolation_mode(self, mode):
if self.interpolation_mode != mode:
- gs.interpolation_mode = mode
+ self.interpolation_mode = mode
yield mode()
@@ -438,6 +468,7 @@ class GerberParser:
# multiple statements from one line.
if line.strip() and self.eof_found:
warnings.warn('Data found in gerber file after EOF.', SyntaxWarning)
+ print('line', line)
for name, le_regex in self.STATEMENT_REGEXES.items():
if (match := le_regex.match(line)):
@@ -504,7 +535,7 @@ class GerberParser:
raise SyntaxError("i/j coordinates given for D02/D03 operation (which doesn't take i/j)")
if op in ('D2', 'D02'):
- self.graphics_state.point = (x, y)
+ self.graphics_state.update_point(x, y)
if self.current_region:
# Start a new region for every outline. As gerber has no concept of fill rules or winding numbers,
# it does not make a graphical difference, and it makes the implementation slightly easier.
@@ -529,7 +560,7 @@ class GerberParser:
def _parse_aperture_definition(self, match):
# number, shape, modifiers
- modifiers = [ float(val) for val in match['modifiers'].split(',') ]
+ modifiers = [ float(val) for val in match['modifiers'].split('X') ] if match['modifiers'].strip() else []
aperture_classes = {
'C': apertures.CircleAperture,
@@ -542,7 +573,7 @@ class GerberParser:
new_aperture = kls(*modifiers)
elif (macro := self.aperture_macros.get(match['shape'])):
- new_aperture = apertures.ApertureMacroInstance(match['shape'], macro, modifiers)
+ new_aperture = apertures.ApertureMacroInstance(macro, modifiers)
else:
raise ValueError(f'Aperture shape "{match["shape"]}" is unknown')
@@ -556,7 +587,7 @@ class GerberParser:
def _parse_format_spec(self, match):
# This is a common problem in Eagle files, so just suppress it
self.file_settings.zeros = {'L': 'leading', 'T': 'trailing'}.get(match['zero'], 'leading')
- self.file_settings.notation = 'absolute' if match['notation'] == 'A' else 'incremental'
+ self.file_settings.notation = 'incremental' if match['notation'] == 'I' else 'absolute'
if match['x'] != match['y']:
raise SyntaxError(f'FS specifies different coordinate formats for X and Y ({match["x"]} != {match["y"]})')
@@ -616,8 +647,9 @@ class GerberParser:
self.graphics_state.output_axes = match['axes']
def _parse_image_polarity(self, match):
- warnings.warn('Deprecated IP (image polarity) statement found. This deprecated since rev. I4 (Oct 2013).',
- DeprecationWarning)
+ # Do not warn, this is still common.
+ # warnings.warn('Deprecated IP (image polarity) statement found. This deprecated since rev. I4 (Oct 2013).',
+ # DeprecationWarning)
self.graphics_state.image_polarity = dict(POS='positive', NEG='negative')[match['polarity']]
def _parse_image_rotation(self, match):
@@ -657,9 +689,9 @@ class GerberParser:
DeprecationWarning)
self.target.comments.append('Replaced deprecated {match["mode"]} unit mode statement with MO statement')
- def _parse_old_unit(self, match):
+ def _parse_old_notation(self, match):
# FIXME make sure we always have FS at end of processing.
- self.settings.notation = 'absolute' if match['mode'] == 'G90' else 'incremental'
+ self.file_settings.notation = 'absolute' if match['mode'] == 'G90' else 'incremental'
warnings.warn(f'Deprecated {match["mode"]} notation mode statement found. This deprecated since 2012.',
DeprecationWarning)
self.target.comments.append('Replaced deprecated {match["mode"]} notation mode statement with FS statement')
diff --git a/gerbonara/gerber/tests/conftest.py b/gerbonara/gerber/tests/conftest.py
index 0ad2555..c8fd475 100644
--- a/gerbonara/gerber/tests/conftest.py
+++ b/gerbonara/gerber/tests/conftest.py
@@ -3,14 +3,13 @@ import pytest
from .image_support import ImageDifference
-@pytest.hookimpl(tryfirst=True, hookwrapper=True)
def pytest_assertrepr_compare(op, left, right):
if isinstance(left, ImageDifference) or isinstance(right, ImageDifference):
diff = left if isinstance(left, ImageDifference) else right
return [
f'Image difference assertion failed.',
f' Reference: {diff.ref_path}',
- f' Actual: {diff.out_path}',
+ f' Actual: {diff.act_path}',
f' Calculated difference: {diff}', ]
# store report in node object so tmp_gbr can determine if the test failed.
diff --git a/gerbonara/gerber/tests/image_support.py b/gerbonara/gerber/tests/image_support.py
index ee8e6b9..e1b1c00 100644
--- a/gerbonara/gerber/tests/image_support.py
+++ b/gerbonara/gerber/tests/image_support.py
@@ -1,13 +1,28 @@
import subprocess
from pathlib import Path
import tempfile
+import os
+from functools import total_ordering
import numpy as np
+from PIL import Image
+
+class ImageDifference:
+ def __init__(self, value, ref_path, act_path):
+ self.value, self.ref_path, self.act_path = value, ref_path, act_path
+
+ def __float__(self):
+ return float(self.value)
+
+ def __eq__(self, other):
+ return float(self) == float(other)
+
+ def __lt__(self, other):
+ return float(self) < float(other)
+
+ def __str__(self):
+ return str(float(self))
-class ImageDifference(float):
- def __init__(self, value, ref_path, out_path):
- super().__init__(value)
- self.ref_path, self.out_path = ref_path, out_path
def run_cargo_cmd(cmd, args, **kwargs):
if cmd.upper() in os.environ:
@@ -22,16 +37,18 @@ def run_cargo_cmd(cmd, args, **kwargs):
def svg_to_png(in_svg, out_png):
run_cargo_cmd('resvg', [in_svg, out_png], check=True, stdout=subprocess.DEVNULL)
-def gbr_to_svg(in_gbr, out_svg):
+def gbr_to_svg(in_gbr, out_svg, origin=(0, 0), size=(10, 10)):
+ x, y = origin
+ w, h = size
cmd = ['gerbv', '-x', 'svg',
'--border=0',
- #f'--origin={origin_x:.6f}x{origin_y:.6f}', f'--window_inch={width:.6f}x{height:.6f}',
+ f'--origin={x:.6f}x{y:.6f}', f'--window_inch={w:.6f}x{h:.6f}',
'--foreground=#ffffff',
'-o', str(out_svg), str(in_gbr)]
subprocess.run(cmd, check=True, stdout=subprocess.DEVNULL, stderr=subprocess.DEVNULL)
def gerber_difference(reference, actual):
- with tempfile.NamedTemporaryFile(suffix='.svg') as out_svg,\
+ with tempfile.NamedTemporaryFile(suffix='.svg') as act_svg,\
tempfile.NamedTemporaryFile(suffix='.svg') as ref_svg:
gbr_to_svg(reference, ref_svg.name)
@@ -58,6 +75,6 @@ def image_difference(reference, actual):
ref, out = ref.mean(axis=2), out.mean(axis=2) # convert to grayscale
delta = np.abs(out - ref).astype(float) / 255
- return ImageDifference(delta.mean(), ref, out)
+ return ImageDifference(delta.mean(), reference, actual)
diff --git a/gerbonara/gerber/tests/test_rs274x.py b/gerbonara/gerber/tests/test_rs274x.py
index beaea11..f359ca9 100644
--- a/gerbonara/gerber/tests/test_rs274x.py
+++ b/gerbonara/gerber/tests/test_rs274x.py
@@ -3,6 +3,7 @@
# Author: Hamilton Kibbe <ham@hamiltonkib.be>
import os
+import re
import pytest
import functools
import tempfile
@@ -18,8 +19,10 @@ from .image_support import gerber_difference
fail_dir = Path('gerbonara_test_failures')
@pytest.fixture(scope='session', autouse=True)
def clear_failure_dir(request):
- if fail_dir.is_dir():
- shutil.rmtree(fail_dir)
+ for f in fail_dir.glob('*.gbr'):
+ f.unlink()
+
+reference_path = lambda reference: Path(__file__).parent / 'resources' / reference
@pytest.fixture
def tmp_gbr(request):
@@ -30,61 +33,63 @@ def tmp_gbr(request):
if request.node.rep_call.failed:
module, _, test_name = request.node.nodeid.rpartition('::')
_test, _, test_name = test_name.partition('_')
- test_name = test_name.replace('[', '_').replace(']', '_')
+ test_name, _, _ext = test_name.partition('.')
+ test_name = re.sub(r'[^\w\d]', '_', test_name)
fail_dir.mkdir(exist_ok=True)
perm_path = fail_dir / f'failure_{test_name}.gbr'
shutil.copy(tmp_out_gbr.name, perm_path)
- print('Failing output saved to {perm_path}')
+ print(f'Failing output saved to {perm_path}')
+ print(f'Reference file is {reference_path(request.node.funcargs["reference"])}')
+@pytest.mark.filterwarnings('ignore:Deprecated.*statement found.*:DeprecationWarning')
+@pytest.mark.filterwarnings('ignore::SyntaxWarning')
@pytest.mark.parametrize('reference', [ l.strip() for l in '''
board_outline.GKO
example_outline_with_arcs.gbr
-'''
-#example_two_square_boxes.gbr
-#example_coincident_hole.gbr
-#example_cutin.gbr
-#example_cutin_multiple.gbr
-#example_flash_circle.gbr
-#example_flash_obround.gbr
-#example_flash_polygon.gbr
-#example_flash_rectangle.gbr
-#example_fully_coincident.gbr
-#example_guess_by_content.g0
-#example_holes_dont_clear.gbr
-#example_level_holes.gbr
-#example_not_overlapping_contour.gbr
-#example_not_overlapping_touching.gbr
-#example_overlapping_contour.gbr
-#example_overlapping_touching.gbr
-#example_simple_contour.gbr
-#example_single_contour_1.gbr
-#example_single_contour_2.gbr
-#example_single_contour_3.gbr
-#example_am_exposure_modifier.gbr
-#bottom_copper.GBL
-#bottom_mask.GBS
-#bottom_silk.GBO
-#eagle_files/copper_bottom_l4.gbr
-#eagle_files/copper_inner_l2.gbr
-#eagle_files/copper_inner_l3.gbr
-#eagle_files/copper_top_l1.gbr
-#eagle_files/profile.gbr
-#eagle_files/silkscreen_bottom.gbr
-#eagle_files/silkscreen_top.gbr
-#eagle_files/soldermask_bottom.gbr
-#eagle_files/soldermask_top.gbr
-#eagle_files/solderpaste_bottom.gbr
-#eagle_files/solderpaste_top.gbr
-#multiline_read.ger
-#test_fine_lines_x.gbr
-#test_fine_lines_y.gbr
-#top_copper.GTL
-#top_mask.GTS
-#top_silk.GTO
-'''
+example_two_square_boxes.gbr
+example_coincident_hole.gbr
+example_cutin.gbr
+example_cutin_multiple.gbr
+example_flash_circle.gbr
+example_flash_obround.gbr
+example_flash_polygon.gbr
+example_flash_rectangle.gbr
+example_fully_coincident.gbr
+example_guess_by_content.g0
+example_holes_dont_clear.gbr
+example_level_holes.gbr
+example_not_overlapping_contour.gbr
+example_not_overlapping_touching.gbr
+example_overlapping_contour.gbr
+example_overlapping_touching.gbr
+example_simple_contour.gbr
+example_single_contour_1.gbr
+example_single_contour_2.gbr
+example_single_contour_3.gbr
+example_am_exposure_modifier.gbr
+bottom_copper.GBL
+bottom_mask.GBS
+bottom_silk.GBO
+eagle_files/copper_bottom_l4.gbr
+eagle_files/copper_inner_l2.gbr
+eagle_files/copper_inner_l3.gbr
+eagle_files/copper_top_l1.gbr
+eagle_files/profile.gbr
+eagle_files/silkscreen_bottom.gbr
+eagle_files/silkscreen_top.gbr
+eagle_files/soldermask_bottom.gbr
+eagle_files/soldermask_top.gbr
+eagle_files/solderpaste_bottom.gbr
+eagle_files/solderpaste_top.gbr
+multiline_read.ger
+test_fine_lines_x.gbr
+test_fine_lines_y.gbr
+top_copper.GTL
+top_mask.GTS
+top_silk.GTO
'''.splitlines() if l ])
def test_round_trip(tmp_gbr, reference):
- ref = Path(__file__).parent / 'resources' / reference
+ ref = reference_path(reference)
GerberFile.open(ref).save(tmp_gbr)
- assert gerber_difference(ref, tmp_gbr) < 0.02
+ assert gerber_difference(ref, tmp_gbr) < 1e-5