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authorGarret Fick <garret@ficksworkshop.com>2016-07-20 23:20:15 +0800
committerGarret Fick <garret@ficksworkshop.com>2016-07-20 23:20:15 +0800
commit76a49ec8e7d286f887603d05ee64b78e50ca3112 (patch)
tree6a19bbaefefd0042920f208467a87291f27c679b /gerber/ipc356.py
parent34f20ee90fc54ca046460bfae06bce927870536f (diff)
parent6f876edd09d9b81649691e529f85653f14b8fd1c (diff)
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Manually merge change 6f876edd09d9b81649691e529f85653f14b8fd1c
Diffstat (limited to 'gerber/ipc356.py')
-rw-r--r--gerber/ipc356.py89
1 files changed, 51 insertions, 38 deletions
diff --git a/gerber/ipc356.py b/gerber/ipc356.py
index b8a7ba3..7dadd22 100644
--- a/gerber/ipc356.py
+++ b/gerber/ipc356.py
@@ -27,8 +27,11 @@ _NNAME = re.compile(r'^NNAME\d+$')
# Board Edge Coordinates
_COORD = re.compile(r'X?(?P<x>[\d\s]*)?Y?(?P<y>[\d\s]*)?')
-_SM_FIELD = {'0': 'none', '1': 'primary side', '2': 'secondary side', '3': 'both'}
-
+_SM_FIELD = {
+ '0': 'none',
+ '1': 'primary side',
+ '2': 'secondary side',
+ '3': 'both'}
def read(filename):
@@ -51,17 +54,17 @@ def read(filename):
class IPC_D_356(CamFile):
@classmethod
- def from_file(self, filename):
- p = IPC_D_356_Parser()
- return p.parse(filename)
-
+ def from_file(cls, filename):
+ parser = IPC_D_356_Parser()
+ return parser.parse(filename)
- def __init__(self, statements, settings, primitives=None):
+ def __init__(self, statements, settings, primitives=None, filename=None):
self.statements = statements
self.units = settings.units
self.angle_units = settings.angle_units
self.primitives = [TestRecord((rec.x_coord, rec.y_coord), rec.net_name,
rec.access) for rec in self.test_records]
+ self.filename = filename
@property
def settings(self):
@@ -95,8 +98,6 @@ class IPC_D_356(CamFile):
adjacent_nets.add(record.net)
nets.append(IPC356_Net(net, adjacent_nets))
return nets
-
-
@property
def components(self):
@@ -109,14 +110,12 @@ class IPC_D_356(CamFile):
@property
def outlines(self):
- return [stmt for stmt in self.statements
+ return [stmt for stmt in self.statements
if isinstance(stmt, IPC356_Outline)]
-
-
@property
def adjacency_records(self):
- return [record for record in self.statements
+ return [record for record in self.statements
if isinstance(record, IPC356_Adjacency)]
def render(self, ctx, layer='both', filename=None):
@@ -133,6 +132,7 @@ class IPC_D_356(CamFile):
class IPC_D_356_Parser(object):
# TODO: Allow multi-line statements (e.g. Altium board edge)
+
def __init__(self):
self.units = 'inch'
self.angle_units = 'degrees'
@@ -158,8 +158,7 @@ class IPC_D_356_Parser(object):
oldline = line
self._parse_line(oldline)
- return IPC_D_356(self.statements, self.settings)
-
+ return IPC_D_356(self.statements, self.settings, filename=filename)
def _parse_line(self, line):
if not len(line):
@@ -201,18 +200,23 @@ class IPC_D_356_Parser(object):
elif line[0:3] == '378':
# Conductor
- self.statements.append(IPC356_Conductor.from_line(line, self.settings))
-
+ self.statements.append(
+ IPC356_Conductor.from_line(
+ line, self.settings))
+
elif line[0:3] == '379':
# Net Adjacency
self.statements.append(IPC356_Adjacency.from_line(line))
-
+
elif line[0:3] == '389':
# Outline
- self.statements.append(IPC356_Outline.from_line(line, self.settings))
+ self.statements.append(
+ IPC356_Outline.from_line(
+ line, self.settings))
class IPC356_Comment(object):
+
@classmethod
def from_line(cls, line):
if line[0] != 'C':
@@ -228,6 +232,7 @@ class IPC356_Comment(object):
class IPC356_Parameter(object):
+
@classmethod
def from_line(cls, line):
if line[0] != 'P':
@@ -246,13 +251,14 @@ class IPC356_Parameter(object):
class IPC356_TestRecord(object):
+
@classmethod
def from_line(cls, line, settings):
offset = 0
units = settings.units
angle = settings.angle_units
- feature_types = {'1':'through-hole', '2': 'smt',
- '3':'tooling-feature', '4':'tooling-hole'}
+ feature_types = {'1': 'through-hole', '2': 'smt',
+ '3': 'tooling-feature', '4': 'tooling-hole'}
access = ['both', 'top', 'layer2', 'layer3', 'layer4', 'layer5',
'layer6', 'layer7', 'bottom']
record = {}
@@ -290,21 +296,21 @@ class IPC356_TestRecord(object):
if len(line) >= (43 + offset):
end = len(line) - 1 if len(line) < (50 + offset) else (49 + offset)
coord = int(line[42 + offset:end].strip())
- record['x_coord'] = (coord * 0.0001 if units == 'inch'
+ record['x_coord'] = (coord * 0.0001 if units == 'inch'
else coord * 0.001)
if len(line) >= (51 + offset):
end = len(line) - 1 if len(line) < (58 + offset) else (57 + offset)
coord = int(line[50 + offset:end].strip())
- record['y_coord'] = (coord * 0.0001 if units == 'inch'
- else coord * 0.001)
+ record['y_coord'] = (coord * 0.0001 if units == 'inch'
+ else coord * 0.001)
if len(line) >= (59 + offset):
end = len(line) - 1 if len(line) < (63 + offset) else (62 + offset)
dim = line[58 + offset:end].strip()
if dim != '':
record['rect_x'] = (int(dim) * 0.0001 if units == 'inch'
- else int(dim) * 0.001)
+ else int(dim) * 0.001)
if len(line) >= (64 + offset):
end = len(line) - 1 if len(line) < (68 + offset) else (67 + offset)
@@ -321,7 +327,7 @@ class IPC356_TestRecord(object):
else math.degrees(rot))
if len(line) >= (74 + offset):
- end = 74 + offset
+ end = 74 + offset
sm_info = line[73 + offset:end].strip()
record['soldermask_info'] = _SM_FIELD.get(sm_info)
@@ -337,7 +343,8 @@ class IPC356_TestRecord(object):
def __repr__(self):
return '<IPC-D-356 %s Test Record: %s>' % (self.net_name,
- self.feature_type)
+ self.feature_type)
+
class IPC356_Outline(object):
@@ -365,24 +372,27 @@ class IPC356_Outline(object):
class IPC356_Conductor(object):
+
@classmethod
def from_line(cls, line, settings):
if line[0:3] != '378':
raise ValueError('Not a valid IPC-D-356 Conductor statement')
-
+
scale = 0.0001 if settings.units == 'inch' else 0.001
net_name = line[3:17].strip()
layer = int(line[19:21])
-
+
# Parse out aperture definiting
raw_aperture = line[22:].split()[0]
aperture_dict = _COORD.match(raw_aperture).groupdict()
x = 0
y = 0
- x = int(aperture_dict['x']) * scale if aperture_dict['x'] is not '' else None
- y = int(aperture_dict['y']) * scale if aperture_dict['y'] is not '' else None
+ x = int(aperture_dict['x']) * \
+ scale if aperture_dict['x'] is not '' else None
+ y = int(aperture_dict['y']) * \
+ scale if aperture_dict['y'] is not '' else None
aperture = (x, y)
-
+
# Parse out conductor shapes
shapes = []
coord_list = ' '.join(line[22:].split()[1:])
@@ -399,7 +409,7 @@ class IPC356_Conductor(object):
shape.append((x * scale, y * scale))
shapes.append(tuple(shape))
return cls(net_name, layer, aperture, tuple(shapes))
-
+
def __init__(self, net_name, layer, aperture, shapes):
self.net_name = net_name
self.layer = layer
@@ -417,18 +427,19 @@ class IPC356_Adjacency(object):
if line[0:3] != '379':
raise ValueError('Not a valid IPC-D-356 Conductor statement')
nets = line[3:].strip().split()
-
+
return cls(nets[0], nets[1:])
def __init__(self, net, adjacent_nets):
self.net = net
self.adjacent_nets = adjacent_nets
-
+
def __repr__(self):
return '<IPC-D-356 %s Adjacency Record>' % self.net
class IPC356_EndOfFile(object):
+
def __init__(self):
pass
@@ -437,12 +448,14 @@ class IPC356_EndOfFile(object):
def __repr__(self):
return '<IPC-D-356 EOF>'
-
+
+
class IPC356_Net(object):
+
def __init__(self, name, adjacent_nets):
self.name = name
- self.adjacent_nets = set(adjacent_nets) if adjacent_nets is not None else set()
-
+ self.adjacent_nets = set(
+ adjacent_nets) if adjacent_nets is not None else set()
def __repr__(self):
return '<IPC-D-356 Net %s>' % self.name