KiBot/kibot/out_stencil_for_jig.py

195 lines
7.9 KiB
Python

# -*- coding: utf-8 -*-
# Copyright (c) 2022 Salvador E. Tropea
# Copyright (c) 2022 Instituto Nacional de Tecnología Industrial
# License: GPL-3.0
# Project: KiBot (formerly KiPlot)
"""
Dependencies:
- from: KiKit
role: mandatory
- name: OpenSCAD
url: https://openscad.org/
url_down: https://openscad.org/downloads.html
command: openscad
debian: openscad
arch: openscad
role: mandatory
"""
import os
import shutil
import tempfile
from .error import PlotError
from .gs import GS
from .kiplot import run_command
from .out_base import VariantOptions
from .misc import W_AUTONONE
from .macros import macros, document, output_class # noqa: F401
from . import log
logger = log.get_logger()
class Stencil_For_Jig_Options(VariantOptions):
def __init__(self):
with document:
self.output = GS.def_global_output
""" *Filename for the output (%i='stencil_for_jig_top'|'stencil_for_jig_bottom',
%x='stl'|'scad'|'gbp'|'gtp'|'gbrjob') """
self.side = 'auto'
""" [top,bottom,auto,both] Which side of the PCB we want. Using `auto` will detect which
side contains solder paste """
self.include_scad = True
""" Include the generated OpenSCAD files """
self.cutout = ''
""" [string|list(string)] List of components to add a cutout based on the component courtyard.
This is useful when you have already pre-populated board and you want to populate more
components """
self.pcbthickness = 0
""" PCB thickness [mm]. If 0 we will ask KiCad """
self.pcb_thickness = None
""" {pcbthickness} """
self.jigthickness = 3
""" *Jig thickness [mm] """
self.jig_thickness = None
""" {jigthickness} """
self.registerborderouter = 3
""" Outer register border [mm] """
self.register_border_outer = None
""" {registerborderouter} """
self.registerborderinner = 1
""" Inner register border [mm] """
self.register_border_inner = None
""" {registerborderinner} """
self.tolerance = 0.05
""" Enlarges the register by the tolerance value [mm] """
self.jigwidth = 100
""" *Jig frame width [mm] """
self.jig_width = None
""" {jigwidth} """
self.jigheight = 100
""" *Jig frame height [mm] """
self.jig_height = None
""" {jigheight} """
super().__init__()
def config(self, parent):
super().config(parent)
self.cutout = ','.join(self.force_list(self.cutout))
def move_output(self, src_dir, src_file, id, ext, replacement=None, patch=False, relative=False):
self._expand_id = id
self._expand_ext = ext
dst_name = self._parent.expand_filename(self._parent.output_dir, self.output)
src_name = os.path.join(src_dir, src_file)
if not os.path.isfile(src_name):
raise PlotError('Missing output file {}'.format(src_name))
if patch:
# Adjust the names of the DXF files
with open(src_name, 'r') as f:
content = f.read()
for k, v in replacement.items():
content = content.replace(k, v)
with open(dst_name, 'w') as f:
f.write(content)
else:
shutil.move(src_name, dst_name)
if replacement is not None:
if relative:
src_name = os.path.basename(src_name)
replacement[src_name] = os.path.basename(dst_name)
def get_targets(self, out_dir):
# TODO: auto side is tricky, needs variants applied
return [self._parent.expand_filename(out_dir, self.output)]
def create_cmd(self, cmd_kikit):
cmd = [cmd_kikit, 'stencil', 'create',
'--jigsize', str(self.jigwidth), str(self.jigheight),
'--jigthickness', str(self.jigthickness),
'--pcbthickness', str(self.pcbthickness),
'--registerborder', str(self.registerborderouter), str(self.registerborderinner),
'--tolerance', str(self.tolerance)]
if self.cutout:
cmd.extend(['--coutout', self.cutout])
return cmd
def move_outputs(self, tmp, prj_name, do_top, do_bottom):
replacements = {}
# Top side
if do_top:
self.move_output(tmp, 'gerber/stencil-PasteTop.gtp', 'stencil_for_jig_top', 'gtp', replacements, relative=True)
self.move_output(tmp, 'topRegister.stl', 'stencil_for_jig_top', 'stl')
if self.include_scad:
self.move_output(tmp, 'topRegister.scad', 'stencil_for_jig_top', 'scad')
# Bottom side
if do_bottom:
self.move_output(tmp, 'gerber/stencil-PasteBottom.gbp', 'stencil_for_jig_bottom', 'gbp', replacements,
relative=True)
self.move_output(tmp, 'bottomRegister.stl', 'stencil_for_jig_bottom', 'stl')
if self.include_scad:
self.move_output(tmp, 'bottomRegister.scad', 'stencil_for_jig_bottom', 'scad')
if do_top and do_bottom:
self.move_output(tmp, 'gerber/stencil.gbrjob', 'stencil_for_jig', 'gbrjob', replacements, patch=True)
def run(self, output):
cmd_kikit = self.ensure_tool('KiKit')
self.ensure_tool('OpenSCAD')
super().run(output)
# Apply variants and filters
filtered = self.filter_pcb_components(GS.board)
if self.side == 'auto':
detected_top, detected_bottom = self.detect_solder_paste(GS.board)
fname = self.save_tmp_board() if filtered else GS.pcb_file
if filtered:
self.unfilter_pcb_components(GS.board)
# Avoid running the tool if we will generate useless models
if self.side == 'auto' and not detected_top and not detected_bottom:
logger.warning(W_AUTONONE+'No solder paste detected, skipping stencil generation')
return
# If no PCB thickness indicated ask KiCad
if not self.pcbthickness:
ds = GS.board.GetDesignSettings()
self.pcbthickness = self.to_mm(ds.GetBoardThickness())
# Create the command line
cmd = self.create_cmd(cmd_kikit)
# Create the outputs
with tempfile.TemporaryDirectory() as tmp:
cmd.append(fname)
cmd.append(tmp)
try:
run_command(cmd)
finally:
# Remove temporal variant
if filtered:
GS.remove_pcb_and_pro(fname)
# Now copy the files we want
# - Which side?
do_top = do_bottom = False
if self.side == 'top':
do_top = True
elif self.side == 'bottom':
do_bottom = True
elif self.side == 'both':
do_top = True
do_bottom = True
else: # auto
do_top = detected_top
do_bottom = detected_bottom
prj_name = os.path.splitext(os.path.basename(fname))[0]
self.move_outputs(tmp, prj_name, do_top, do_bottom)
@output_class
class Stencil_For_Jig(BaseOutput): # noqa: F821
""" Steel Stencils for Alignment Jig
Creates the gerber files needed to create steel stencils.
These stencils are designed to be used with an acrilic alignment jig and a 3D
printable support, that is also generated.
[KiKit docs](https://github.com/yaqwsx/KiKit/blob/master/doc/stencil.md).
Note that we don't implement `--ignore` option, you should use a variant for this """
def __init__(self):
super().__init__()
with document:
self.options = Stencil_For_Jig_Options
""" *[dict] Options for the `stencil_for_jig` output """