KiBot/kibot/layer.py

278 lines
10 KiB
Python

# -*- coding: utf-8 -*-
# Copyright (c) 2020-2021 Salvador E. Tropea
# Copyright (c) 2020-2021 Instituto Nacional de Tecnología Industrial
# License: GPL-3.0
# Project: KiBot (formerly KiPlot)
import pcbnew
from .optionable import Optionable
from .gs import GS
from .misc import KICAD_VERSION_5_99, W_NOTASCII
from re import match
from .error import (PlotError, KiPlotConfigurationError)
from .macros import macros, document, output_class # noqa: F401
from . import log
logger = log.get_logger(__name__)
class Layer(Optionable):
""" A layer description """
# Default names
DEFAULT_LAYER_NAMES = {
'F.Cu': pcbnew.F_Cu,
'B.Cu': pcbnew.B_Cu,
'F.Adhes': pcbnew.F_Adhes,
'B.Adhes': pcbnew.B_Adhes,
'F.Paste': pcbnew.F_Paste,
'B.Paste': pcbnew.B_Paste,
'F.SilkS': pcbnew.F_SilkS,
'B.SilkS': pcbnew.B_SilkS,
'F.Mask': pcbnew.F_Mask,
'B.Mask': pcbnew.B_Mask,
'Dwgs.User': pcbnew.Dwgs_User,
'Cmts.User': pcbnew.Cmts_User,
'Eco1.User': pcbnew.Eco1_User,
'Eco2.User': pcbnew.Eco2_User,
'Edge.Cuts': pcbnew.Edge_Cuts,
'Margin': pcbnew.Margin,
'F.CrtYd': pcbnew.F_CrtYd,
'B.CrtYd': pcbnew.B_CrtYd,
'F.Fab': pcbnew.F_Fab,
'B.Fab': pcbnew.B_Fab,
}
# Default names
DEFAULT_LAYER_DESC = {
'F.Cu': 'Front copper',
'B.Cu': 'Bottom copper',
'F.Adhes': 'Front adhesive (glue)',
'B.Adhes': 'Bottom adhesive (glue)',
'F.Paste': 'Front solder paste',
'B.Paste': 'Bottom solder paste',
'F.SilkS': 'Front silkscreen (artwork)',
'B.SilkS': 'Bottom silkscreen (artwork)',
'F.Mask': 'Front soldermask (negative)',
'B.Mask': 'Bottom soldermask (negative)',
'Dwgs.User': 'User drawings',
'Cmts.User': 'User comments',
'Eco1.User': 'For user usage 1',
'Eco2.User': 'For user usage 2',
'Edge.Cuts': 'Board shape',
'Margin': 'Margin relative to edge cut',
'F.CrtYd': 'Front courtyard area',
'B.CrtYd': 'Bottom courtyard area',
'F.Fab': 'Front documentation',
'B.Fab': 'Bottom documentation',
}
KICAD6_RENAME = {
'F.Adhes': 'F.Adhesive',
'B.Adhes': 'B.Adhesive',
'F.SilkS': 'F.Silkscreen',
'B.SilkS': 'B.Silkscreen',
'Dwgs.User': 'User.Drawings',
'Cmts.User': 'User.Comments',
'Eco1.User': 'User.Eco1',
'Eco2.User': 'User.Eco2',
'F.CrtYd': 'F.Courtyard',
'B.CrtYd': 'B.Courtyard',
}
# Protel extensions
PROTEL_EXTENSIONS = {
pcbnew.F_Cu: 'gtl',
pcbnew.B_Cu: 'gbl',
pcbnew.F_Adhes: 'gta',
pcbnew.B_Adhes: 'gba',
pcbnew.F_Paste: 'gtp',
pcbnew.B_Paste: 'gbp',
pcbnew.F_SilkS: 'gto',
pcbnew.B_SilkS: 'gbo',
pcbnew.F_Mask: 'gts',
pcbnew.B_Mask: 'gbs',
pcbnew.Edge_Cuts: 'gm1',
}
# Names from the board file
_pcb_layers = None
_plot_layers = None
def __init__(self):
super().__init__()
with document:
self.layer = ''
""" Name of the layer. As you see it in KiCad """
self.suffix = ''
""" Suffix used in file names related to this layer. Derived from the name if not specified """
self.description = ''
""" A description for the layer, for documentation purposes """
self._unkown_is_error = True
self._protel_extension = None
def config(self, parent):
super().config(parent)
if not self.layer:
raise KiPlotConfigurationError("Missing or empty `layer` attribute for layer entry ({})".format(self._tree))
if not self.description:
if self.layer in Layer.DEFAULT_LAYER_DESC:
self.description = Layer.DEFAULT_LAYER_DESC[self.layer]
else:
self.description = 'No description'
if not self.suffix:
self.suffix = self.layer.replace('.', '_')
self.clean_suffix()
def clean_suffix(self):
filtered_suffix = ''.join(char for char in self.suffix if ord(char) < 128)
if filtered_suffix != self.suffix:
logger.warning(W_NOTASCII+'Only ASCII chars are allowed for layer suffixes ({}), using {}'.
format(self, filtered_suffix))
self.suffix = filtered_suffix
@property
def id(self):
return self._id
def fix_protel_ext(self):
""" Makes sure we have a defined Protel extension """
if self._protel_extension is not None:
# Already set, keep it
return
if self._is_inner:
self._protel_extension = 'g'+str(self.id-pcbnew.F_Cu+1)
return
if self.id in Layer.PROTEL_EXTENSIONS:
self._protel_extension = Layer.PROTEL_EXTENSIONS[self.id]
return
self._protel_extension = 'gbr'
return
@staticmethod
def solve(values):
board = GS.board
layer_cnt = 2
if board:
layer_cnt = board.GetCopperLayerCount()
# Get the list of used layers from the board
# Used for 'all' but also to validate the layer names
if Layer._pcb_layers is None:
Layer._pcb_layers = {}
if board:
Layer._set_pcb_layers()
# Get the list of selected layers for plot operations from the board
if Layer._plot_layers is None:
Layer._plot_layers = {}
if board:
Layer._set_plot_layers()
# Solve string
if isinstance(values, str):
values = [values]
# Solve list
if isinstance(values, list):
new_vals = []
for layer in values:
if isinstance(layer, Layer):
layer._get_layer_id_from_name()
# Check if the layer is in use
if layer._is_inner and (layer._id < 1 or layer._id >= layer_cnt - 1):
raise PlotError("Inner layer `{}` is not valid for this board".format(layer))
layer.fix_protel_ext()
new_vals.append(layer)
else: # A string
ext = None
if layer == 'all':
ext = Layer._get_layers(Layer._pcb_layers)
elif layer == 'selected':
ext = Layer._get_layers(Layer._plot_layers)
elif layer == 'copper':
ext = Layer._get_layers(Layer._get_copper())
elif layer == 'technical':
ext = Layer._get_layers(Layer._get_technical())
elif layer == 'user':
ext = Layer._get_layers(Layer._get_user())
elif layer in Layer._pcb_layers:
ext = [Layer.create_layer(layer)]
# Give compatibility for the KiCad 5 default names (automagically renamed by KiCad 6)
elif GS.kicad_version_n >= KICAD_VERSION_5_99 and layer in Layer.KICAD6_RENAME: # pragma: no cover (Ki6)
ext = [Layer.create_layer(Layer.KICAD6_RENAME[layer])]
elif layer in Layer.DEFAULT_LAYER_NAMES:
ext = [Layer.create_layer(layer)]
if ext is None:
raise KiPlotConfigurationError("Unknown layer spec: `{}`".format(layer))
new_vals.extend(ext)
return new_vals
assert False, "Unimplemented layer type "+str(type(values))
@staticmethod
def _get_copper():
return {GS.board.GetLayerName(id): id for id in GS.board.GetEnabledLayers().CuStack()}
@staticmethod
def _get_technical():
return {GS.board.GetLayerName(id): id for id in GS.board.GetEnabledLayers().Technicals()}
@staticmethod
def _get_user():
return {GS.board.GetLayerName(id): id for id in GS.board.GetEnabledLayers().Users()}
@staticmethod
def _set_pcb_layers():
Layer._pcb_layers = {GS.board.GetLayerName(id): id for id in GS.board.GetEnabledLayers().Seq()}
@classmethod
def create_layer(cls, name):
layer = cls()
layer.layer = name
layer.suffix = name.replace('.', '_')
layer.description = Layer.DEFAULT_LAYER_DESC.get(name)
layer._get_layer_id_from_name()
layer.fix_protel_ext()
layer.clean_suffix()
return layer
@staticmethod
def _get_layers(d_layers):
layers = []
for n, id in d_layers.items():
layers.append(Layer.create_layer(n))
return layers
@staticmethod
def _set_plot_layers():
board = GS.board
enabled = board.GetEnabledLayers().Seq()
for id in board.GetPlotOptions().GetLayerSelection().Seq():
if id in enabled:
Layer._plot_layers[board.GetLayerName(id)] = id
def _get_layer_id_from_name(self):
""" Get the pcbnew layer from the string provided in the config """
# Priority
# 1) Internal list
if self.layer in Layer.DEFAULT_LAYER_NAMES:
self._id = Layer.DEFAULT_LAYER_NAMES[self.layer]
self._is_inner = False
else:
id = Layer._pcb_layers.get(self.layer)
if id is not None:
# 2) List from the PCB
self._id = id
self._is_inner = id > pcbnew.F_Cu and id < pcbnew.B_Cu
elif self.layer.startswith("Inner"):
# 3) Inner.N names
m = match(r"^Inner\.([0-9]+)$", self.layer)
if not m:
raise KiPlotConfigurationError("Malformed inner layer name: `{}`, use Inner.N".format(self.layer))
self._id = int(m.group(1))
self._is_inner = True
else:
raise KiPlotConfigurationError("Unknown layer name: `{}`".format(self.layer))
return self._id
def __str__(self):
if hasattr(self, '_id'):
return "{} ({} '{}' {})".format(self.layer, self._id, self.description, self.suffix)
return "{} ('{}' {})".format(self.layer, self.description, self.suffix)
for i in range(1, 30):
name = 'In'+str(i)+'.Cu'
Layer.DEFAULT_LAYER_NAMES[name] = pcbnew.In1_Cu+i-1
Layer.DEFAULT_LAYER_DESC[name] = 'Inner layer '+str(i)