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-rw-r--r--gerbonara/apertures.py21
-rw-r--r--gerbonara/cam.py15
-rw-r--r--gerbonara/cli.py309
-rwxr-xr-xgerbonara/excellon.py19
-rw-r--r--gerbonara/graphic_objects.py47
-rw-r--r--gerbonara/layers.py65
-rw-r--r--gerbonara/rs274x.py17
-rw-r--r--gerbonara/utils.py3
8 files changed, 387 insertions, 109 deletions
diff --git a/gerbonara/apertures.py b/gerbonara/apertures.py
index a30cf13..4f41941 100644
--- a/gerbonara/apertures.py
+++ b/gerbonara/apertures.py
@@ -254,8 +254,8 @@ class CircleAperture(Aperture):
def scaled(self, scale):
return replace(self,
diameter=self.diameter*scale,
- hold_dia=None if self.hole_dia is None else self.hole_dia*scale,
- hold_rect_h=None if self.hole_rect_h is None else self.hole_rect_h*scale)
+ hole_dia=None if self.hole_dia is None else self.hole_dia*scale,
+ hole_rect_h=None if self.hole_rect_h is None else self.hole_rect_h*scale)
def to_macro(self):
return ApertureMacroInstance(GenericMacros.circle, self._params(unit=MM))
@@ -310,8 +310,8 @@ class RectangleAperture(Aperture):
return replace(self,
w=self.w*scale,
h=self.h*scale,
- hold_dia=None if self.hole_dia is None else self.hole_dia*scale,
- hold_rect_h=None if self.hole_rect_h is None else self.hole_rect_h*scale)
+ hole_dia=None if self.hole_dia is None else self.hole_dia*scale,
+ hole_rect_h=None if self.hole_rect_h is None else self.hole_rect_h*scale)
def to_macro(self):
return ApertureMacroInstance(GenericMacros.rect,
@@ -375,15 +375,18 @@ class ObroundAperture(Aperture):
return replace(self,
w=self.w*scale,
h=self.h*scale,
- hold_dia=None if self.hole_dia is None else self.hole_dia*scale,
- hold_rect_h=None if self.hole_rect_h is None else self.hole_rect_h*scale)
+ hole_dia=None if self.hole_dia is None else self.hole_dia*scale,
+ hole_rect_h=None if self.hole_rect_h is None else self.hole_rect_h*scale)
def to_macro(self):
# generic macro only supports w > h so flip x/y if h > w
- inst = self if self.w > self.h else replace(self, w=self.h, h=self.w, **_rotate_hole_90(self), rotation=self.rotation-90)
+ if self.w > self.h:
+ inst = self
+ else:
+ inst = replace(self, w=self.h, h=self.w, **self._rotate_hole_90(), rotation=self.rotation-90)
return ApertureMacroInstance(GenericMacros.obround,
[MM(inst.w, self.unit),
- MM(ints.h, self.unit),
+ MM(inst.h, self.unit),
MM(inst.hole_dia, self.unit),
MM(inst.hole_rect_h, self.unit),
inst.rotation])
@@ -434,7 +437,7 @@ class PolygonAperture(Aperture):
def scaled(self, scale):
return replace(self,
diameter=self.diameter*scale,
- hold_dia=None if self.hole_dia is None else self.hole_dia*scale)
+ hole_dia=None if self.hole_dia is None else self.hole_dia*scale)
def to_macro(self):
return ApertureMacroInstance(GenericMacros.polygon, self._params(MM))
diff --git a/gerbonara/cam.py b/gerbonara/cam.py
index a289371..4944945 100644
--- a/gerbonara/cam.py
+++ b/gerbonara/cam.py
@@ -76,6 +76,11 @@ class FileSettings:
num = self.number_format[1 if self.zeros == 'leading' else 0] or 0
self._pad = '0'*num
+ @classmethod
+ def defaults(kls):
+ """ Return a set of good default FileSettings that will work for all gerber or excellon files. """
+ return FileSettings(unit=MM, number_format=(4,5), zeros=None)
+
def to_radian(self, value):
""" Convert a given numeric string or a given float from file units into radians. """
value = float(value)
@@ -386,6 +391,16 @@ class CamFile:
"""
raise NotImplementedError()
+ def scale(self, factor, unit=MM):
+ """ Scale all objects in this file by the given factor. Only uniform scaling using a single factor in both
+ directions is supported as for both Gerber and Excellon files, nonuniform scaling would distort circular
+ flashes, which would lead to garbage results.
+
+ :param float factor: Scale factor
+ :param unit: :py:class:`.LengthUnit` or str (``'mm'`` or ``'inch'``). Unit ``cx`` and ``cy`` are passed in. Default: mm
+ """
+ raise NotImplementedError()
+
@property
def is_empty(self):
""" Check if there are any objects in this file. """
diff --git a/gerbonara/cli.py b/gerbonara/cli.py
index 906997b..1cdfd42 100644
--- a/gerbonara/cli.py
+++ b/gerbonara/cli.py
@@ -1,71 +1,122 @@
#!/usr/bin/env python3
+import math
import click
import re
+import warnings
+import json
+from pathlib import Path
from .utils import MM, Inch
from .cam import FileSettings
from .rs274x import GerberFile
+from .layers import LayerStack, NamingScheme
from . import __version__
+NAMING_SCHEMES = [n for n in dir(NamingScheme) if not n.startswith('_')]
+
def print_version(ctx, param, value):
- click.echo(f'Version {__version__}')
+ if value and not ctx.resilient_parsing:
+ click.echo(f'Version {__version__}')
+ ctx.exit()
-@click.group()
-@click.option('--version', is_flag=True, callback=print_version, expose_value=False, is_eager=True)
-def cli():
- pass
+def apply_transform(transform, unit, layer_or_stack):
+ def translate(x, y):
+ layer_or_stack.offset(x, y, unit)
+ def scale(factor):
+ """ Scale layer by a given factor, e.g. 1.0 for no change, 2.0 to double all coordinates in both axes. Note that
+ we only offer uniform scaling with a single factor applied along both coordinate axes because anything else
+ would not be possible with arbitrary Gerber apertures, and definitely mess up holes. We could still do this, but
+ the result would almost certainly not be what the user is looking for.
-@cli.command()
-@click.option('--version', is_flag=True, callback=print_version, expose_value=False, is_eager=True)
-@click.argument('infiles', nargs=-1, required=True)
-@click.argument('outfile', required=False)
-def render(infiles, outfile):
- """ Render one or more gerber files into an SVG file. Can process entire folders or zip files of gerber files, and
- can render individual files from zips using "[zip file]:[member]" syntax. To specify a layer mapping, use
- "[layer]=[file]" syntax, e.g. "top-silk=something.zip:foo/bar.gbr". Layers get merged in the same order that they
- appear on the command line, and for each logical layer only the last given file is rendered."""
+ The main reason why this function might make sense is to fix up boards exported as G-code by programs that
+ aren't EDA tools and that for whatever reason ended up exporting in a weird unit."""
+ layer_or_stack.scale(factor)
+ def rotate(angle, cx=0, cy=0):
+ layer_or_stack.rotate(math.radians(angle), (cx, cy), unit)
-def apply_transform(transform, unit, layer):
- for name, args, garbage in re.finditer(r'\s*([a-z]+)\s*\([\s-.0-9]*\)\s*|.*'):
- if name not in ('translate', 'scale', 'rotate'):
- raise ValueError(f'Unsupported transform {name}. Supported transforms are "translate", "scale" and "rotate".')
+ (x_min, y_min), (x_max, y_max) = layer_or_stack.bounding_box(unit, default=((0, 0), (0, 0)))
+ width, height = x_max - x_min, y_max - y_min
- args = [float(args) for arg in args.split()]
- if not args:
- raise ValueError('No transform arguments given')
+ def origin():
+ translate(-x_min, -y_min)
- if name == 'translate':
- if len(args) != 2:
- raise ValueError(f'transform "translate" requires exactly two coordinates (x, and y), not {len(args)}')
+ def center():
+ translate(-x_min-width/2, -y_min-height/2)
- x, y = args
- layer.offset(x, y, unit)
+ exec(transform, {key: value for key, value in math.__dict__.items() if not key.startswith('_')}, locals())
- elif name == 'scale':
- if len(args) > 1:
- # We don't support non-uniform scaling with scale_x != scale_y since that isn't possible with straight
- # Gerber polygon or circular apertures, or holes.
- raise ValueError(f'transform "scale" requires exactly one argument, not {len(args)}')
- layer.scale(*args)
+@click.group()
+@click.option('--version', is_flag=True, callback=print_version, expose_value=False, is_eager=True)
+def cli():
+ pass
- elif name == 'rotate':
- if len(args) not in (1, 3):
- raise ValueError(f'transform "rotate" requires either one or three coordinates (angle, origin x, and origin y), not {len(args)}')
- angle = args[0]
- cx, cy = args[1:] or (0, 0)
- layer.rotate(angle, cx, cy, unit)
+@cli.command()
+@click.option('--format-warnings/--no-warnings', ' /-s', default=False, help='''Enable or disable file format warnings
+ during parsing (default: off)''')
+@click.option('--version', is_flag=True, callback=print_version, expose_value=False, is_eager=True)
+@click.option('-m', '--input-map', type=click.Path(exists=True, path_type=Path), help='''Extend or override layer name
+ mapping with name map from JSON file. The JSON file must contain a single JSON dict with an arbitrary
+ number of string: string entries. The keys are interpreted as regexes applied to the filenames via
+ re.fullmatch, and each value must either be the string "ignore" to remove this layer from previous
+ automatic guesses, or a gerbonara layer name such as "top copper", "inner_2 copper" or "bottom silk".''')
+@click.option('--use-builtin-name-rules/--no-builtin-name-rules', default=True, help='''Disable built-in layer name
+ rules and use only rules given by --input-map''')
+@click.option('--force-zip', is_flag=True, help='''Force treating input path as a zip file (default: guess file type
+ from extension and contents)''')
+@click.option('--top/--bottom', help='Which side of the board to render')
+@click.option('--command-line-units', type=click.Choice(['metric', 'us-customary']), default='metric', help='Units for values given in --transform. Default: millimeter')
+@click.option('--margin', type=float, default=0.0, help='Add space around the board inside the viewport')
+@click.option('--force-bounds', help='Force SVG bounding box to value given as "min_x,min_y,max_x,max_y"')
+@click.option('--inkscape/--standard-svg', default=True, help='Export in Inkscape SVG format with layers and stuff.')
+@click.option('--colorscheme', type=click.Path(exists=True, path_type=Path), help='''Load colorscheme from given JSON
+ file. The JSON file must contain a single dict with keys copper, silk, mask, paste, drill and outline.
+ Each key must map to a string containing either a normal 6-digit hex color with leading hash sign, or an
+ 8-digit hex color with leading hash sign, where the last two digits set the layer's alpha value (opacity),
+ with FF being completely opaque, and 00 being invisibly transparent.''')
+@click.argument('inpath', type=click.Path(exists=True))
+@click.argument('outfile', type=click.File('w'), default='-')
+def render(inpath, outfile, format_warnings, input_map, use_builtin_name_rules, force_zip, top, command_line_units,
+ margin, force_bounds, inkscape, colorscheme):
+ """ Render a gerber file, or a directory or zip of gerber files into an SVG file. """
+
+ overrides = json.loads(input_map.read_bytes()) if input_map else None
+ with warnings.catch_warnings():
+ warnings.simplefilter('default' if format_warnings else 'ignore')
+ if force_zip:
+ stack = LayerStack.open_zip(inpath, overrides=overrides, autoguess=use_builtin_name_rules)
+ else:
+ stack = LayerStack.open(inpath, overrides=overrides, autoguess=use_builtin_name_rules)
+
+ unit = MM if command_line_units == 'metric' else Inch
+
+ if force_bounds:
+ min_x, min_y, max_x, max_y = list(map(float, force_bounds.split(',')))
+ force_bounds = (min_x, min_y), (max_x, max_y)
+
+ if colorscheme:
+ colorscheme = json.loads(colorscheme.read_text())
+
+ outfile.write(str(stack.to_pretty_svg(side='top' if top else 'bottom', margin=margin, arg_unit=unit, svg_unit=MM,
+ force_bounds=force_bounds, inkscape=inkscape, colors=colorscheme)))
@cli.command()
@click.option('--version', is_flag=True, callback=print_version, expose_value=False, is_eager=True)
-@click.option('-t', '--transform', help='Apply transform given in pseudo-SVG syntax. Supported are "translate", "scale" and "rotate". Example: "translate(-10 0) rotate(45 0 5)"')
+@click.option('--format-warnings/--no-warnings', ' /-s', default=True, help='''Enable or disable file format warnings
+ during parsing (default: on)''')
+@click.option('-t', '--transform', help='''Execute python transformation script on input. You have access to the functions
+ translate(x, y), scale(factor) and rotate(angle, center_x?, center_y?), the bounding box variables x_min,
+ y_min, x_max, y_max, width and height, and everything from python\'s built-in math module (e.g. pi, sqrt,
+ sin). As convenience methods, center() and origin() are provided to center the board resp. move its
+ bottom-left corner to the origin. Coordinates are given in --command-line-units, angles in degrees, and
+ scale as a scale factor (as opposed to a percentage). Example: "translate(-10, 0); rotate(45, 0, 5)"''')
@click.option('--command-line-units', type=click.Choice(['metric', 'us-customary']), default='metric', help='Units for values given in --transform. Default: millimeter')
@click.option('-n', '--number-format', help='Override number format to use during export in "[integer digits].[decimal digits]" notation, e.g. "2.6".')
@click.option('-u', '--units', type=click.Choice(['metric', 'us-customary']), help='Override export file units')
@@ -78,7 +129,7 @@ def apply_transform(transform, unit, layer):
@click.argument('infile')
@click.argument('outfile')
def rewrite(transform, command_line_units, number_format, units, zero_suppression, keep_comments, reuse_input_settings,
- input_number_format, input_units, input_zero_suppression, infile, outfile):
+ input_number_format, input_units, input_zero_suppression, infile, outfile, format_warnings):
""" Parse a gerber file, apply transformations, and re-serialize it into a new gerber file. Without transformations,
this command can be used to convert a gerber file to use different settings (e.g. units, precision), but can also be
used to "normalize" gerber files in a weird format into a more standards-compatible one as gerbonara's gerber parser
@@ -95,7 +146,9 @@ def rewrite(transform, command_line_units, number_format, units, zero_suppressio
if input_units:
input_settings.unit = MM if input_units == 'metric' else Inch
- f = GerberFile.open(infile, override_settings=input_settings)
+ with warnings.catch_warnings():
+ warnings.simplefilter('default' if format_warnings else 'ignore')
+ f = GerberFile.open(infile, override_settings=input_settings)
if transform:
command_line_units = MM if command_line_units == 'metric' else Inch
@@ -104,10 +157,11 @@ def rewrite(transform, command_line_units, number_format, units, zero_suppressio
if reuse_input_settings:
output_settings = FileSettings()
else:
- output_settings = FileSettings(unit=MM, number_format=(4,5), zeros=None)
+ output_settings = FileSettings.defaults()
if number_format:
- output_settings = number_format
+ a, _, b = number_format.partition('.')
+ output_settings.number_format = (int(a), int(b))
if units:
output_settings.unit = MM if units == 'metric' else Inch
@@ -120,12 +174,84 @@ def rewrite(transform, command_line_units, number_format, units, zero_suppressio
@cli.command()
@click.option('--version', is_flag=True, callback=print_version, expose_value=False, is_eager=True)
+@click.option('-m', '--input-map', type=click.Path(exists=True, path_type=Path), help='''Extend or override layer name
+ mapping with name map from JSON file. The JSON file must contain a single JSON dict with an arbitrary
+ number of string: string entries. The keys are interpreted as regexes applied to the filenames via
+ re.fullmatch, and each value must either be the string "ignore" to remove this layer from previous
+ automatic guesses, or a gerbonara layer name such as "top copper", "inner_2 copper" or "bottom silk".''')
+@click.option('--use-builtin-name-rules/--no-builtin-name-rules', default=True, help='''Disable built-in layer name
+ rules and use only rules given by --input-map''')
+@click.option('--format-warnings/--no-warnings', ' /-s', default=True, help='''Enable or disable file format warnings
+ during parsing (default: on)''')
+@click.option('--units', type=click.Choice(['metric', 'us-customary']), default='metric', help='''Units for values given
+ in transform script. Default: millimeter''')
+@click.option('-n', '--number-format', help='''Override number format to use during export in
+ "[integer digits].[decimal digits]" notation, e.g. "2.6".''')
+@click.option('-u', '--units', type=click.Choice(['metric', 'us-customary']), help='Override export file units')
+@click.option('-z', '--zero-suppression', type=click.Choice(['off', 'leading', 'trailing']), help='''Override export zero
+ suppression setting for exported Gerber files. Note: This does not affect Excellon output, which *always*
+ uses explicit decimal points to avoid mismatches between output format and metadata in job files untouched
+ by gerbonara.''')
+@click.option('--reuse-input-settings/--default-settings,', default=False, help='''Use the same export settings as the
+ input file instead of sensible defaults.''')
+@click.option('--force-zip', is_flag=True, help='''Force treating input path as a zip file (default: guess file type
+ from extension and contents)''')
+@click.option('--output-naming-scheme', type=click.Choice(NAMING_SCHEMES), help=f'''Name output files according to the
+ selected naming scheme instead of keeping the old file names. Supported values are:
+ {", ".join(NAMING_SCHEMES)}''')
+@click.argument('transform')
+@click.argument('inpath')
+@click.argument('outpath')
+def transform(transform, units, number_format, zero_suppression, reuse_input_settings, inpath, outpath,
+ format_warnings, input_map, use_builtin_name_rules):
+ """ Transform all gerber files in a given directory or zip file using the given python transformation script.
+
+ In the python transformation script you have access to the functions translate(x, y), scale(factor) and
+ rotate(angle, center_x?, center_y?), the bounding box variables x_min, y_min, x_max, y_max, width and height,
+ and everything from python\'s built-in math module (e.g. pi, sqrt, sin). As convenience methods, center() and
+ origin() are provided to center the board resp. move its bottom-left corner to the origin. Coordinates are given
+ in --command-line-units, angles in degrees, and scale as a scale factor (as opposed to a percentage). Example:
+ "translate(-10, 0); rotate(45, 0, 5)"''')
+ """
+
+ overrides = json.loads(input_map.read_bytes()) if input_map else None
+ with warnings.catch_warnings():
+ warnings.simplefilter('default' if format_warnings else 'ignore')
+ if force_zip:
+ stack = LayerStack.open_zip(path, overrides=overrides, autoguess=use_builtin_name_rules)
+ else:
+ stack = LayerStack.open(path, overrides=overrides, autoguess=use_builtin_name_rules)
+
+ units = MM if units == 'metric' else Inch
+ apply_transform(transform, units, stack)
+
+ output_settings = FileSettings() if reuse_input_settings else FileSettings.defaults()
+
+ if number_format:
+ a, _, b = number_format.partition('.')
+ output_settings.number_format = (int(a), int(b))
+
+ if units:
+ output_settings.unit = MM if units == 'metric' else Inch
+
+ if zero_suppression:
+ output_settings.zeros = None if zero_suppression == 'off' else zero_suppression
+
+ stack.save_to_directory(outpath, naming_scheme=naming_scheme,
+ gerber_settings=output_settings,
+ excellon_settings=output_settings.replace(zeros=None))
+
+
+@cli.command()
+@click.option('--version', is_flag=True, callback=print_version, expose_value=False, is_eager=True)
+@click.option('--format-warnings/--no-warnings', ' /-s', default=True, help='''Enable or disable file format warnings
+ during parsing (default: on)''')
@click.option('--units', type=click.Choice(['us-customary', 'metric']), default='metric', help='Output bounding box in this unit (default: millimeter)')
@click.option('--input-number-format', help='Override number format of input file (mostly useful for Excellon files)')
@click.option('--input-units', type=click.Choice(['us-customary', 'metric']), help='Override units of input file')
@click.option('--input-zero-suppression', type=click.Choice(['off', 'leading', 'trailing']), help='Override zero suppression setting of input file')
@click.argument('infile')
-def bounding_box(infile, input_number_format, input_units, input_zero_suppression, units):
+def bounding_box(infile, format_warnings, input_number_format, input_units, input_zero_suppression, units):
""" Print the bounding box of a gerber file in "[x_min] [y_min] [x_max] [y_max]" format. The bounding box contains
all graphic objects in this file, so e.g. a 100 mm by 100 mm square drawn with a 1mm width circular aperture will
result in an 101 mm by 101 mm bounding box.
@@ -142,12 +268,105 @@ def bounding_box(infile, input_number_format, input_units, input_zero_suppressio
if input_units:
input_settings.unit = MM if input_units == 'metric' else Inch
- f = GerberFile.open(infile, override_settings=input_settings)
+ with warnings.catch_warnings():
+ warnings.simplefilter('default' if format_warnings else 'ignore')
+ f = GerberFile.open(infile, override_settings=input_settings)
+
units = MM if units == 'metric' else Inch
(x_min, y_min), (x_max, y_max) = f.bounding_box(unit=units)
print(f'{x_min:.6f} {y_min:.6f} {x_max:.6f} {y_max:.6f} [{units}]')
+@cli.command()
+@click.option('--format-warnings/--no-warnings', ' /-s', default=True, help='''Enable or disable file format warnings
+ during parsing (default: on)''')
+@click.option('--force-zip', is_flag=True, help='Force treating input path as zip file (default: guess file type from extension and contents)')
+@click.argument('path', type=click.Path(exists=True))
+def layers(path, force_zip, format_warnings):
+ with warnings.catch_warnings():
+ warnings.simplefilter('default' if format_warnings else 'ignore')
+ if force_zip:
+ stack = LayerStack.open_zip(path)
+ else:
+ stack = LayerStack.open(path)
+
+ print(f'Detected board name: {stack.board_name}')
+ print(f'Probably exported by: {stack.generator or "Unknown"}')
+ print(f'Board bounding box: {stack.bounding_box()} [mm]')
+
+ if stack.netlist:
+ print(f'Found netlist at {stack.netlist.original_path}')
+ else:
+ print('No netlist found')
+
+ print('Graphical layers:')
+ for (side, function), layer in stack.graphic_layers.items():
+ print(f'{side} {function}: {layer}')
+ if not stack.graphic_layers:
+ print('(no graphical layers)')
+
+ print('Drill layers:')
+ for layer in stack.drill_layers:
+ print(layer)
+ if not stack.drill_layers:
+ print('(no drill layers)')
+
+
+@cli.command()
+@click.option('--format-warnings/--no-warnings', ' /-s', default=False, help='''Enable or disable file format warnings
+ during parsing (default: off)''')
+@click.option('--force-zip', is_flag=True, help='Force treating input path as zip file (default: guess file type from extension and contents)')
+@click.argument('path', type=click.Path(exists=True))
+def meta(path, force_zip, format_warnings):
+ """ Extract layer mapping and print it along with layer metadata as JSON to stdout. A machine-readable variant of
+ the "layers" command. All lengths in the JSON are given in millimeter. """
+
+ with warnings.catch_warnings():
+ warnings.simplefilter('default' if format_warnings else 'ignore')
+ if force_zip:
+ stack = LayerStack.open_zip(path)
+ else:
+ stack = LayerStack.open(path)
+
+ out = {}
+ out['board_name'] = stack.board_name
+ out['generator'] = stack.generator
+ (min_x, min_y), (max_x, max_y) = stack.bounding_box(default=((None, None), (None, None)))
+ out['bounding_box'] = {'min_x': min_x, 'min_y': min_y, 'max_x': max_x, 'max_y': max_y}
+ out['path'] = str(stack.original_path)
+
+ if stack.netlist:
+ out['netlist'] = {
+ 'format': 'IPC-356',
+ 'path': str(stack.netlist.original_path),
+ 'records': len(stack.netlist.test_records),
+ 'conductors': len(stack.netlist.conductors),
+ 'outlines': len(stack.netlist.outlines),
+ }
+
+ out['graphical_layers'] = {}
+ for (side, function), layer in stack.graphic_layers.items():
+ d = out['graphical_layers'][side] = out['graphical_layers'].get(side, {})
+ (min_x, min_y), (max_x, max_y) = layer.bounding_box(default=((None, None), (None, None)))
+ d[function] = {
+ 'format': 'Gerber',
+ 'path': str(layer.original_path),
+ 'apertures': len(layer.apertures),
+ 'objects': len(layer.objects),
+ 'bounding_box': {'min_x': min_x, 'min_y': min_y, 'max_x': max_x, 'max_y': max_y},
+ }
+
+ out['drill_layers'] = []
+ for layer in stack.drill_layers:
+ out['drill_layers'].append({
+ 'format': 'Excellon',
+ 'path': str(layer.original_path),
+ 'plating': layer.plating_type,
+ })
+
+ print(json.dumps(out))
+
+
if __name__ == '__main__':
cli()
diff --git a/gerbonara/excellon.py b/gerbonara/excellon.py
index ea5eba4..31ff53f 100755
--- a/gerbonara/excellon.py
+++ b/gerbonara/excellon.py
@@ -207,18 +207,21 @@ class ExcellonFile(CamFile):
def __str__(self):
name = f'{self.original_path.name} ' if self.original_path else ''
+ return f'<ExcellonFile {name}{self.plating_type} with {len(list(self.drills()))} drills, {len(list(self.slots()))} slots using {len(self.drill_sizes())} tools>'
+
+ def __repr__(self):
+ return str(self)
+
+ @property
+ def plating_type(self):
if self.is_plated:
- plating = 'plated'
+ return 'plated'
elif self.is_nonplated:
- plating = 'nonplated'
+ return 'nonplated'
elif self.is_mixed_plating:
- plating = 'mixed plating'
+ return 'mixed plating'
else:
- plating = 'unknown plating'
- return f'<ExcellonFile {name}{plating} with {len(list(self.drills()))} drills, {len(list(self.slots()))} slots using {len(self.drill_sizes())} tools>'
-
- def __repr__(self):
- return str(self)
+ return 'unknown plating'
@property
def is_plated(self):
diff --git a/gerbonara/graphic_objects.py b/gerbonara/graphic_objects.py
index 4fa5fce..4fd0de8 100644
--- a/gerbonara/graphic_objects.py
+++ b/gerbonara/graphic_objects.py
@@ -105,20 +105,19 @@ class GraphicObject:
dx, dy = self.unit(dx, unit), self.unit(dy, unit)
self._offset(dx, dy)
- def scale(self, sx, sy, unit=MM):
+ def scale(self, factor, unit=MM):
""" Scale this feature in both its dimensions and location.
- .. note:: The scale values are scalars, and the unit argument is irrelevant, but is kept for API consistency.
+ .. note:: The scale factor is a scalar, and the unit argument is irrelevant, but is kept for API consistency.
.. note:: If this object references an aperture, this aperture is not modified. You will have to transform this
aperture yourself.
- :param float sx: X scale, 1 to keep the object as is, larger values to enlarge, smaller values to shrink.
- Negative values are permitted.
- :param float sy: Y scale as above.
+ :param float factor: Scale factor, 1 to keep the object as is, larger values to enlarge, smaller values to
+ shrink. Negative values are permitted.
"""
- self._scale(sx, sy)
+ self._scale(factor)
def rotate(self, rotation, cx=0, cy=0, unit=MM):
""" Rotate this object. The center of rotation can be given in either unit, and is automatically converted into
@@ -232,9 +231,9 @@ class Flash(GraphicObject):
def _rotate(self, rotation, cx=0, cy=0):
self.x, self.y = gp.rotate_point(self.x, self.y, rotation, cx, cy)
- def _scale(self, sx, sy):
- self.x *= sx
- self.y *= sy
+ def _scale(self, factor):
+ self.x *= factor
+ self.y *= factor
def to_primitives(self, unit=None):
conv = self.converted(unit)
@@ -303,10 +302,10 @@ class Region(GraphicObject):
(arc[0], gp.rotate_point(*arc[1], angle, cx-p[0], cy-p[1])) if arc else None
for p, arc in zip(self.outline, self.arc_centers) ]
- def _scale(self, sx, sy):
- self.outline = [ (x*sx, y*sy) for x, y in self.outline ]
+ def _scale(self, factor):
+ self.outline = [ (x*factor, y*factor) for x, y in self.outline ]
self.arc_centers = [
- (arc[0], (arc[1][0]*sx, arc[1][1]*sy)) if arc else None
+ (arc[0], (arc[1][0]*factor, arc[1][1]*factor)) if arc else None
for p, arc in zip(self.outline, self.arc_centers) ]
def append(self, obj):
@@ -407,11 +406,11 @@ class Line(GraphicObject):
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)
- def _scale(self, sx=1, sy=1):
- self.x1 *= sx
- self.y1 *= sy
- self.x2 *= sx
- self.y2 *= sy
+ def _scale(self, factor):
+ self.x1 *= factor
+ self.y1 *= factor
+ self.x2 *= factor
+ self.y2 *= factor
@property
def p1(self):
@@ -645,13 +644,13 @@ class Arc(GraphicObject):
self.x2, self.y2 = gp.rotate_point(self.x2, self.y2, rotation, cx, cy)
self.cx, self.cy = new_cx - self.x1, new_cy - self.y1
- def _scale(self, sx=1, sy=1):
- self.x1 *= sx
- self.y1 *= sy
- self.x2 *= sx
- self.y2 *= sy
- self.cx *= sx
- self.cy *= sy
+ def _scale(self, factor):
+ self.x1 *= factor
+ self.y1 *= factor
+ self.x2 *= factor
+ self.y2 *= factor
+ self.cx *= factor
+ self.cy *= factor
def as_primitive(self, unit=None):
conv = self.converted(unit)
diff --git a/gerbonara/layers.py b/gerbonara/layers.py
index 19d0195..820454c 100644
--- a/gerbonara/layers.py
+++ b/gerbonara/layers.py
@@ -144,8 +144,8 @@ def common_prefix(l):
baseline = score(1)
if len(l) - baseline > 5:
continue
- for n in range(2, len(cand)):
- if len(l) - score(n) > 5:
+ for n in range(len(cand) if '.' not in cand else cand.index('.')+1, 2, -1):
+ if len(l) - score(n) < 5:
break
out.append(cand[:n-1])
@@ -237,31 +237,31 @@ def layername_autoguesser(fn):
class LayerStack:
-
- def __init__(self, graphic_layers, drill_layers, netlist=None, board_name=None, original_path=None, was_zipped=False):
+ def __init__(self, graphic_layers, drill_layers, netlist=None, board_name=None, original_path=None, was_zipped=False, generator=None):
self.graphic_layers = graphic_layers
self.drill_layers = drill_layers
self.board_name = board_name
self.netlist = netlist
self.original_path = original_path
self.was_zipped = was_zipped
+ self.generator = generator
@classmethod
- def open(kls, path, board_name=None, lazy=False):
+ def open(kls, path, board_name=None, lazy=False, overrides=None, autoguess=True):
if str(path) == '-':
data_io = io.BytesIO(sys.stdin.buffer.read())
return kls.from_zip_data(data_io, original_path='<stdin>', board_name=board_name, lazy=lazy)
path = Path(path)
if path.is_dir():
- return kls.open_dir(path, board_name=board_name, lazy=lazy)
+ return kls.open_dir(path, board_name=board_name, lazy=lazy, overrides=overrides, autoguess=autoguess)
elif path.suffix.lower() == '.zip' or is_zipfile(path):
- return kls.open_zip(path, board_name=board_name, lazy=lazy)
+ return kls.open_zip(path, board_name=board_name, lazy=lazy, overrides=overrides, autoguess=autoguess)
else:
- return kls.from_files([path], board_name=board_name, lazy=lazy)
+ return kls.from_files([path], board_name=board_name, lazy=lazy, overrides=overrides, autoguess=autoguess)
@classmethod
- def open_zip(kls, file, original_path=None, board_name=None, lazy=False):
+ def open_zip(kls, file, original_path=None, board_name=None, lazy=False, overrides=None, autoguess=True):
tmpdir = tempfile.TemporaryDirectory()
tmp_indir = Path(tmpdir.name) / 'input'
tmp_indir.mkdir()
@@ -276,20 +276,39 @@ class LayerStack:
return inst
@classmethod
- def open_dir(kls, directory, board_name=None, lazy=False):
+ def open_dir(kls, directory, board_name=None, lazy=False, overrides=None, autoguess=True):
directory = Path(directory)
if not directory.is_dir():
raise FileNotFoundError(f'{directory} is not a directory')
files = [ path for path in directory.glob('**/*') if path.is_file() ]
- return kls.from_files(files, board_name=board_name, lazy=lazy, original_path=directory)
+ return kls.from_files(files, board_name=board_name, lazy=lazy, original_path=directory, overrides=overrides,
+ autoguess=autoguess)
inst.original_path = directory
return inst
@classmethod
- def from_files(kls, files, board_name=None, lazy=False, original_path=None, was_zipped=False):
- generator, filemap = best_match(files)
+ def from_files(kls, files, board_name=None, lazy=False, original_path=None, was_zipped=False, overrides=None,
+ autoguess=True):
+ if autoguess:
+ generator, filemap = best_match(files)
+ else:
+ generator, filemap = 'custom', {}
+ all_generator_hints = set()
+
+ if overrides:
+ for fn in files:
+ for expr, layer in overrides.items():
+ if re.fullmatch(expr, fn.name):
+ if layer == 'ignore':
+ for entries in filemap.values():
+ if fn in entries:
+ entries.remove(fn)
+ else:
+ if layer in filemap and fn in filemap[layer]:
+ filemap[layer].remove(fn)
+ filemap[layer] = filemap.get(layer, []) + [fn]
if sum(len(files) for files in filemap.values()) < 6:
warnings.warn('Ambiguous gerber filenames. Trying last-resort autoguesser.')
@@ -404,6 +423,7 @@ class LayerStack:
if not lazy:
hints = set(layer.generator_hints) | { generator }
+ all_generator_hints |= hints
if len(hints) > 1:
warnings.warn('File identification returned ambiguous results. Please raise an issue on the '
'gerbonara tracker and if possible please provide these input files for reference.')
@@ -414,7 +434,7 @@ class LayerStack:
board_name = re.sub(r'\W+$', '', board_name)
return kls(layers, drill_layers, netlist, board_name=board_name,
- original_path=original_path, was_zipped=was_zipped)
+ original_path=original_path, was_zipped=was_zipped, generator=[*all_generator_hints, None][0])
def save_to_zipfile(self, path, naming_scheme={}, overwrite_existing=True, prefix=''):
if path.is_file():
@@ -428,7 +448,8 @@ class LayerStack:
with le_zip.open(prefix + str(path), 'w') as out:
out.write(layer.instance.write_to_bytes())
- def save_to_directory(self, path, naming_scheme={}, overwrite_existing=True):
+ def save_to_directory(self, path, naming_scheme={}, overwrite_existing=True,
+ gerber_settings=None, excellon_settings=None):
outdir = Path(path)
outdir.mkdir(parents=True, exist_ok=overwrite_existing)
@@ -442,7 +463,7 @@ class LayerStack:
def get_name(layer_type, layer):
nonlocal naming_scheme
- if (m := re.match('inner_([0-9]*) copper', layer_type)):
+ if (m := re.match('inner_([0-9]+) copper', layer_type)):
layer_type = 'inner copper'
num = int(m[1])
else:
@@ -569,6 +590,18 @@ class LayerStack:
else:
return self.bounding_box(unit=unit, default=default)
+ def offset(self, x=0, y=0, unit=MM):
+ for layer in itertools.chain(self.graphic_layers.values(), self.drill_layers):
+ layer.offset(x, y, unit=unit)
+
+ def rotate(self, angle, cx=0, cy=0, unit=MM):
+ for layer in itertools.chain(self.graphic_layers.values(), self.drill_layers):
+ layer.rotate(angle, cx, cy, unit=unit)
+
+ def scale(self, factor, unit=MM):
+ for layer in itertools.chain(self.graphic_layers.values(), self.drill_layers):
+ layer.scale(factor)
+
def merge_drill_layers(self):
target = ExcellonFile(comments=['Drill files merged by gerbonara'])
diff --git a/gerbonara/rs274x.py b/gerbonara/rs274x.py
index b480b86..f770c51 100644
--- a/gerbonara/rs274x.py
+++ b/gerbonara/rs274x.py
@@ -67,7 +67,7 @@ class GerberFile(CamFile):
not isinstance(obj.aperture, apertures.CircleAperture):
raise ValueError(f'Cannot convert {obj} to excellon!')
- if not (new_tool := new_tools.get(id(obj.aperture))):
+ if not (new_tool := new_tools.get(obj.aperture)):
# TODO plating?
new_tool = new_tools[id(obj.aperture)] = apertures.ExcellonTool(obj.aperture.diameter, plated=plated, unit=obj.aperture.unit)
new_objs.append(dataclasses.replace(obj, aperture=new_tool))
@@ -271,16 +271,19 @@ class GerberFile(CamFile):
def __len__(self):
return len(self.objects)
- def scale(self, scale, unit=MM):
+ def scale(self, factor, unit=MM):
scaled_apertures = {}
+ for ap in self.apertures:
+ scaled_apertures[id(ap)] = ap.scaled(factor)
+
for obj in self.objects:
- obj.scale(sx, sy)
+ obj.scale(factor)
+
+ if (obj_ap := getattr(obj, 'aperture', None)):
+ obj.aperture = scaled_apertures[id(obj_ap)]
- if (aperture := getattr(obj, 'aperture', None)):
- if not (scaled := scaled_apertures.get(aperture)):
- scaled = scaled_apertures[aperture] = aperture.scaled(scale)
- obj.aperture = scaled
+ self.apertures = list(scaled_apertures.values())
def offset(self, dx=0, dy=0, unit=MM):
# TODO round offset to file resolution
diff --git a/gerbonara/utils.py b/gerbonara/utils.py
index 586232a..83dc471 100644
--- a/gerbonara/utils.py
+++ b/gerbonara/utils.py
@@ -68,6 +68,9 @@ class LengthUnit:
self.shorthand = shorthand
self.factor = this_in_mm
+ def __hash__(self):
+ return hash((self.name, self.shorthand, self.factor))
+
def convert_from(self, unit, value):
""" Convert ``value`` from ``unit`` into this unit.
generated by cgit (git 2.34.1) at 2024-11-10 23:19:40 +0000