KiBot/kibot/out_base_3d.py

222 lines
9.8 KiB
Python

# -*- coding: utf-8 -*-
# Copyright (c) 2020-2022 Salvador E. Tropea
# Copyright (c) 2020-2022 Instituto Nacional de Tecnología Industrial
# License: GPL-3.0
# Project: KiBot (formerly KiPlot)
from fnmatch import fnmatch
import os
import requests
import tempfile
from .misc import W_MISS3D, W_FAILDL, W_DOWN3D, DISABLE_3D_MODEL_TEXT
from .gs import GS
from .out_base import VariantOptions, BaseOutput
from .kicad.config import KiConf
from .macros import macros, document # noqa: F401
from . import log
logger = log.get_logger()
def do_expand_env(fname, used_extra, extra_debug):
# Is it using ALIAS:xxxxx?
force_used_extra = False
if ':' in fname:
ind = fname.index(':')
alias_name = fname[:ind]
rest = fname[ind+1:]
if alias_name in KiConf.aliases_3D:
# Yes, replace the alias
fname = os.path.join(KiConf.aliases_3D[alias_name], rest)
# Make sure the name we created is what kicad2step gets
force_used_extra = True
if extra_debug:
logger.debug("- Replaced alias {} -> {}".format(alias_name+':'+rest, fname))
full_name = KiConf.expand_env(fname, used_extra, ref_dir=GS.pcb_dir)
if extra_debug:
logger.debug("- Expanded {} -> {}".format(fname, full_name))
if os.path.isfile(full_name) or ':' not in fname or GS.global_disable_3d_alias_as_env:
full_name_cwd = KiConf.expand_env(fname, used_extra, ref_dir=os.getcwd())
if os.path.isfile(full_name_cwd):
full_name = full_name_cwd
force_used_extra = True
if force_used_extra:
used_extra[0] = True
return full_name
ind = fname.index(':')
alias_name = fname[:ind]
rest = fname[ind+1:]
new_fname = '${'+alias_name+'}'+os.path.sep+rest
new_full_name = KiConf.expand_env(new_fname, used_extra)
if extra_debug:
logger.debug("- Expanded {} -> {}".format(new_fname, new_full_name))
if os.path.isfile(new_full_name):
used_extra[0] = True
return new_full_name
return full_name
class Base3DOptions(VariantOptions):
def __init__(self):
with document:
self.no_virtual = False
""" *Used to exclude 3D models for components with 'virtual' attribute """
self.download = True
""" *Downloads missing 3D models from KiCad git. Only applies to models in KISYS3DMOD """
self.kicad_3d_url = 'https://gitlab.com/kicad/libraries/kicad-packages3D/-/raw/master/'
""" Base URL for the KiCad 3D models """
# Temporal dir used to store the downloaded files
self._tmp_dir = None
super().__init__()
self._expand_id = '3D'
def download_model(self, url, fname, rel_dirs):
""" Download the 3D model from the provided URL """
logger.debug('Downloading `{}`'.format(url))
failed = False
try:
r = requests.get(url, allow_redirects=True)
except Exception:
failed = True
if failed or r.status_code != 200:
logger.warning(W_FAILDL+'Failed to download `{}`'.format(url))
return None
if self._tmp_dir is None:
self._tmp_dir = tempfile.mkdtemp()
rel_dirs.append(self._tmp_dir)
logger.debug('Using `{}` as temporal dir for downloaded files'.format(self._tmp_dir))
dest = os.path.join(self._tmp_dir, fname)
os.makedirs(os.path.dirname(dest), exist_ok=True)
with open(dest, 'wb') as f:
f.write(r.content)
return dest
def download_models(self, rename_filter=None, rename_function=None, rename_data=None):
""" Check we have the 3D models.
Inform missing models.
Try to download the missing models
Stores changes in self.undo_3d_models_rep """
models_replaced = False
# Load KiCad configuration so we can expand the 3D models path
KiConf.init(GS.pcb_file)
# List of models we already downloaded
downloaded = set()
# For the mode where we copy the 3D models
source_models = set()
is_copy_mode = rename_filter is not None
rel_dirs = getattr(rename_data, 'rel_dirs', [])
extra_debug = GS.debug_level > 3
# Look for all the footprints
for m in GS.get_modules():
ref = m.GetReference()
# Extract the models (the iterator returns copies)
models = m.Models()
models_l = []
while not models.empty():
models_l.append(models.pop())
# Look for all the 3D models for this footprint
for m3d in models_l:
if m3d.m_Filename.endswith(DISABLE_3D_MODEL_TEXT):
# Skip models we intentionally disabled using a bogus name
if extra_debug:
logger.debug("- Skipping {} (disabled)".format(m3d.m_Filename))
continue
if is_copy_mode and not fnmatch(m3d.m_Filename, rename_filter):
# Skip filtered footprints
continue
used_extra = [False]
full_name = do_expand_env(m3d.m_Filename, used_extra, extra_debug)
if not os.path.isfile(full_name):
logger.debugl(2, 'Missing 3D model file {} ({})'.format(full_name, m3d.m_Filename))
# Missing 3D model
if self.download and (m3d.m_Filename.startswith('${KISYS3DMOD}/') or
m3d.m_Filename.startswith('${KICAD6_3DMODEL_DIR}/')):
# This is a model from KiCad, try to download it
fname = m3d.m_Filename[m3d.m_Filename.find('/')+1:]
replace = None
if full_name in downloaded:
# Already downloaded
replace = os.path.join(self._tmp_dir, fname)
else:
# Download the model
url = self.kicad_3d_url+fname
replace = self.download_model(url, fname, rel_dirs)
if replace:
# Successfully downloaded
downloaded.add(full_name)
# If this is a .wrl also download the .step
if url.endswith('.wrl'):
url = url[:-4]+'.step'
fname = fname[:-4]+'.step'
self.download_model(url, fname, rel_dirs)
if replace:
source_models.add(replace)
old_name = m3d.m_Filename
new_name = replace if not is_copy_mode else rename_function(rename_data, replace)
self.undo_3d_models[new_name] = old_name
m3d.m_Filename = new_name
models_replaced = True
if full_name not in downloaded:
logger.warning(W_MISS3D+'Missing 3D model for {}: `{}`'.format(ref, full_name))
else: # File was found
if used_extra[0] or is_copy_mode:
# The file is there, but we got it expanding a user defined text
# This is completely valid for KiCad, but kicad2step doesn't support it
source_models.add(full_name)
old_name = m3d.m_Filename
new_name = full_name if not is_copy_mode else rename_function(rename_data, full_name)
self.undo_3d_models[new_name] = old_name
m3d.m_Filename = new_name
if not models_replaced and extra_debug:
logger.debug('- Modifying models with text vars')
models_replaced = True
# Push the models back
for model in models_l:
models.push_front(model)
if downloaded:
logger.warning(W_DOWN3D+' {} 3D models downloaded'.format(len(downloaded)))
return models_replaced if not is_copy_mode else list(source_models)
def list_models(self):
""" Get the list of 3D models """
# Load KiCad configuration so we can expand the 3D models path
KiConf.init(GS.pcb_file)
models = set()
# Look for all the footprints
for m in GS.get_modules():
# Look for all the 3D models for this footprint
for m3d in m.Models():
full_name = KiConf.expand_env(m3d.m_Filename)
if os.path.isfile(full_name):
models.add(full_name)
return list(models)
def filter_components(self, highlight=None):
if not self._comps:
# No variant/filter to apply
if self.download_models():
# Some missing components found and we downloaded them
# Save the fixed board
ret = self.save_tmp_board()
# Undo the changes done during download
self.undo_3d_models_rename(GS.board)
return ret
return GS.pcb_file
self.filter_pcb_components(GS.board, do_3D=True, do_2D=True, highlight=highlight)
self.download_models()
fname = self.save_tmp_board()
self.unfilter_pcb_components(GS.board, do_3D=True, do_2D=True)
return fname
def get_targets(self, out_dir):
return [self._parent.expand_filename(out_dir, self.output)]
class Base3D(BaseOutput):
def __init__(self):
super().__init__()
def get_dependencies(self):
files = super().get_dependencies()
files.extend(self.options.list_models())
return files