def __init__(self, device_cfg, output=None):
self.device_cfg = device_cfg
self.scale = self.device_cfg['size_px']['w'] / self.device_cfg[
'size_mm']['w']
self.exp_test_start = self.EXP_TEST_START
self.exp_test_interval = self.EXP_TEST_INTERVAL
self.exp_test_samples = self.EXP_TEST_SAMPLES
self.exp_test_tmp_dir = None
self.exposure_time = self.DEFAULT_EXPOSURE_TIME
self.gbr = None
self.drl = None
self.output = output
if not output:
self.output = self.DEFAULT_OUTPUT
self.payload_ctx = GerberCairoContext(scale=self.scale)
self.white = RenderSettings(color=theme.COLORS['white'])
self.black = RenderSettings(color=theme.COLORS['black'])
self.pcb_width = None
self.pcb_height = None
self.photon_template = None
if device_cfg['photon_template'] != 'built-in':
tpl_path = 'data/{}'.format(device_cfg['photon_template'])
self.photon_template = resource_filename('pcb_msla', tpl_path)
def generate_previews(fab_output_path, preview_output_path):
def read(pattern):
files = glob(os.path.join(fab_output_path, pattern))
if not files:
print("WARNING: Nothing found matching %s" % pattern)
return None
return gerber.load_layer(files[0])
def save(name):
path = os.path.join(preview_output_path, "%s.png" % name)
print("Saving preview to %s" % path)
ctx.dump(path)
def render(pattern, **kw):
layer = read(pattern)
if layer is None:
print("Not rendering %s" % pattern)
return
ctx.render_layer(layer, verbose=True, **kw)
# Rendering context
ctx = GerberCairoContext(scale=10)
ctx.color = (80. / 255, 80 / 255., 154 / 255.)
ctx.drill_color = ctx.color
# Edges
render("*.gm1")
# Copper
render("*.gtl")
# Mask
render("*.gts")
# Silk
render("*.gto",
settings=RenderSettings(color=theme.COLORS['white'], alpha=0.85))
# Drills
render("*.drl")
save("pcb-front")
ctx.clear()
# Edges
render("*.gm1")
# Copper
render("*.gbl")
# Mask
render("*.gbs")
# Silk
render(
"*.gbo",
settings=RenderSettings(
color=theme.COLORS['white'],
alpha=0.85,
mirror=
True, # for some reason this, but not the other bottom layer files, needs to be flipped horizontally
))
# Drills
render("*.drl")
save("pcb-back")
def combine(gtl_file, gts_file, gto_file, txt_file, gtp_file, gbl_file,
gbs_file, basedir):
# Open the gerber files
copper = load_layer(gtl_file)
mask = load_layer(gts_file)
silk = load_layer(gto_file)
drill = load_layer(txt_file)
placement = load_layer(gtp_file)
# Create a new drawing context
ctx = GerberCairoContext()
# Draw the copper layer. render_layer() uses the default color scheme for the
# layer, based on the layer type. Copper layers are rendered as
# Draw the soldermask layer
ctx.render_layer(copper)
ctx.render_layer(mask)
ctx.render_layer(silk,
settings=RenderSettings(color=theme.COLORS['white'],
alpha=0.85))
ctx.render_layer(drill)
# Write output to png file
ctx.dump(os.path.join(basedir, "top.png"))
# Load the bottom layers
copper = load_layer(gbl_file)
copper_top = load_layer(gtl_file)
mask = load_layer(gbs_file)
# Clear the drawing
ctx = GerberCairoContext()
from gerber.rs274x import read, GerberFile
# Render bottom layers
ctx.render_layer(copper, bounds=copper_top.bounds)
ctx.render_layer(mask)
ctx.render_layer(drill, settings=RenderSettings(mirror=True))
# Write png file
ctx.dump(os.path.join(basedir, "bottom.png"))
copper = load_layer(gtl_file)
ctx = GerberCairoContext()
ctx.render_layer(copper)
ctx.dump(os.path.join(basedir, "top-copper.png"))
ctx = GerberCairoContext()
copper_bottom = load_layer(gbl_file)
ctx.render_layer(copper_bottom, bounds=copper.bounds)
ctx.dump(os.path.join(basedir, "bottom-copper.png"))
def final(copper, mask, drill, colour, name, silk=None):
new_settings = RenderSettings(color=colour, alpha=0.8)
new = GerberCairoContext()
new.render_layer(copper, settings=new_settings)
new.render_layer(mask, settings=new_settings)
if (silk != None):
new.render_layer(silk)
new.render_layer(drill)
new.dump(os.path.join(BASE_DIR, name))
def render_layers(self, layers, filename, theme, verbose, dpi, isOutline):
scale = int(dpi)
self.isOutline = isOutline
self.scale = (scale, scale)
self.clear()
# Render layers
bgsettings = theme['background']
for layer in layers:
settings = theme.get(layer.layer_class, RenderSettings())
self.render_layer(layer, settings=settings, bgsettings=bgsettings,
verbose=verbose)
self.dump(filename, verbose)
def draw_component(self, event=None):
self.ctx.clear()
if len(self.layers) > 0:
if self.layer == "TopLayer":
copper_settings = RenderSettings(color=theme.COLORS['black'],
alpha=0.8,
mirror=False)
self.ctx.render_layer(self.layers["gtl"],
settings=copper_settings,
verbose=True)
self.ctx.new_render_layer(mirror=False)
if self.layer == "BottomLayer":
copper_settings = RenderSettings(color=theme.COLORS['black'],
alpha=0.8,
mirror=True)
self.ctx.render_layer(self.layers["gbl"],
settings=copper_settings)
self.ctx.new_render_layer(mirror=True)
self.ctx._color = (1.0, 0.0, 1.0)
layer = self.layer
if self.clist.tb.selected_row != None:
part_number = self.clist.tb.selected_row['PN']
else:
part_number = None
for c in self.components:
if (c['layer'] == layer) and (c['part_number'] == part_number):
print("{} {}".format(c['x_mm'], c['y_mm']))
self.ctx.render(
gerber.primitives.Circle((c['x_mm'], c['y_mm']), 1))
self.ctx.flatten()
buffer = BytesIO()
self.ctx.dump(buffer)
img = ImageTk.PhotoImage(Image.open(buffer))
self.label.configure(image=img)
self.label.image = img
copper = load_layer(prefix + '.GTL')
print('.', end='', flush=True)
mask = load_layer(prefix + '.GTS')
print('.', end='', flush=True)
silk = load_layer(prefix + '.GTO')
print('.', end='', flush=True)
drill = load_layer(prefix + '.TXT')
print('.', end='', flush=True)
outline = load_layer(prefix + '-fill.GML')
print('.', end='', flush=True)
print('. end', flush=True)
print('drawing ', end='', flush=True)
print('.', end='', flush=True)
metal_settings = RenderSettings(color=(30.0 / 255.0, 119.0 / 255.0,
93 / 255.0))
bg_settings = RenderSettings(color=(30.0 / 300.0, 110.0 / 300.0, 93 / 300.0))
ctx.render_layer(copper, settings=metal_settings, bgsettings=bg_settings)
print('.', end='', flush=True)
copper_settings = RenderSettings(color=(0.7 * 1.2, 0.5 * 1.2, 0.1 * 1.2))
ctx.render_layer(mask, settings=copper_settings)
print('.', end='', flush=True)
our_settings = RenderSettings(color=theme.COLORS['white'], alpha=0.80)
ctx.render_layer(silk, settings=our_settings)
print('.', end='', flush=True)
ctx.render_layer(outline)
print('.', end='', flush=True)
ctx.render_layer(drill)
def render(BASE_FOLDER):
ppi = 1000
# font_size_in = 0.02
# font_color = 'rgb(255, 0, 0)'
# textbox_color = "skyblue"
Image.MAX_IMAGE_PIXELS = 1000000000
if os.path.exists(os.path.join(BASE_FOLDER, 'board_top.png')):
os.remove(os.path.join(BASE_FOLDER, 'board_top.png'))
if os.path.exists(os.path.join(BASE_FOLDER, 'board_bottom.png')):
os.remove(os.path.join(BASE_FOLDER, 'board_bottom.png'))
print('Processing ', BASE_FOLDER)
# Open the gerber files
copper = load_layer(os.path.join(BASE_FOLDER,
'GerberFiles\copper_top.gbr'))
mask = load_layer(
os.path.join(BASE_FOLDER, 'GerberFiles\soldermask_top.gbr'))
silk = load_layer(
os.path.join(BASE_FOLDER, 'GerberFiles\silkscreen_top.gbr'))
outline = load_layer(os.path.join(BASE_FOLDER, 'GerberFiles\profile.gbr'))
drill = load_layer(os.path.join(BASE_FOLDER, 'DrillFiles\drill_1_16.xln'))
# Create a new drawing context
ctx = GerberCairoContext(scale=ppi)
# Draw the outline first, so it establishes the outer dimensions
ctx.render_layer(outline,
settings=RenderSettings(color=theme.COLORS['black'],
alpha=0.85))
# Draw the copper layer. render_layer() uses the default color scheme for the
# layer, based on the layer type. Copper layers are rendered as
ctx.render_layer(copper,
settings=RenderSettings(color=theme.COLORS['hasl copper'],
alpha=0.85))
# Draw the soldermask layer
ctx.render_layer(mask,
settings=RenderSettings(
color=theme.COLORS['green soldermask'],
invert=True,
alpha=0.8))
# Draw the silkscreen layer, and specify the rendering settings to use
ctx.render_layer(silk,
settings=RenderSettings(color=theme.COLORS['white'],
alpha=0.85))
# Draw the drill layer
ctx.render_layer(drill)
# Draw the outline again so it's on top of everything
ctx.render_layer(outline,
settings=RenderSettings(color=theme.COLORS['black'],
alpha=0.85))
size_px = ctx.size_in_pixels
origin_px = ctx.origin_in_pixels
origin_in = ctx.origin_in_inch
print(f"size: {ctx.size_in_inch} in / {ctx.size_in_pixels} px ({ppi} PPI)")
print(f"origin: {ctx.origin_in_inch} in / {ctx.origin_in_pixels} px")
config = configparser.ConfigParser()
config['DIMENSIONS'] = {
'SIZE_X_IN': ctx.size_in_inch[0],
'SIZE_Y_IN': ctx.size_in_inch[1],
'SIZE_X_PX': ctx.size_in_pixels[0],
'SIZE_Y_PX': ctx.size_in_pixels[1],
'PPI': ppi,
'ORIGIN_X_IN': ctx.origin_in_inch[0],
'ORIGIN_Y_IN': ctx.origin_in_inch[1]
}
mtime = 0
for filename in os.listdir(os.path.join(BASE_FOLDER, 'GerberFiles')):
mtime = max(
mtime,
os.path.getmtime(os.path.join(BASE_FOLDER, 'GerberFiles',
filename)))
print('Latest file modification time: ', mtime)
config['OTHER'] = {'GERBERS_LASTMODIFIED': mtime}
with open(os.path.join(BASE_FOLDER, 'board.ini'), 'w') as configfile:
config.write(configfile)
# Write output to png file
ctx.dump(os.path.join(BASE_FOLDER, 'board_top.png'), verbose=True)
# Load the bottom layers
copper = load_layer(
os.path.join(BASE_FOLDER, 'GerberFiles\copper_bottom.gbr'))
mask = load_layer(
os.path.join(BASE_FOLDER, 'GerberFiles\soldermask_bottom.gbr'))
silk = load_layer(
os.path.join(BASE_FOLDER, 'GerberFiles\silkscreen_bottom.gbr'))
# Clear the drawing
ctx.clear()
# Render bottom layers
ctx.render_layer(outline,
settings=RenderSettings(color=theme.COLORS['black'],
mirror=True,
alpha=0.85))
ctx.render_layer(copper,
settings=RenderSettings(color=theme.COLORS['hasl copper'],
mirror=True,
alpha=0.85))
ctx.render_layer(mask,
settings=RenderSettings(
color=theme.COLORS['green soldermask'],
mirror=True,
invert=True,
alpha=0.8))
ctx.render_layer(silk,
settings=RenderSettings(color=theme.COLORS['white'],
mirror=True,
alpha=0.85))
ctx.render_layer(drill, settings=RenderSettings(mirror=True))
ctx.render_layer(outline,
settings=RenderSettings(color=theme.COLORS['black'],
mirror=True,
alpha=0.85))
# Write png file
ctx.dump(os.path.join(BASE_FOLDER, 'board_bottom.png'), verbose=True)
#!/usr/bin/env python
from gerber import load_layer
from gerber.render import RenderSettings, theme
from gerber.render.cairo_backend import GerberCairoContext
from PIL import Image, ImageDraw, ImageFilter, ImageOps
prefix = 'outputs/pcb'
mcolor = (5.0 / 255.0, 30.0 / 255.0, 187 / 255.0)
bcolor = (6.0 / 300.0, 13.0 / 300.0, 106 / 300.0)
metal_settings = RenderSettings(color=mcolor)
bg_settings = RenderSettings(color=bcolor)
silk_settings = RenderSettings(color=theme.COLORS['white'], alpha=0.80)
hmap_settings = RenderSettings(color=(1.0, 1.0, 1.0))
hmapbg_settings = RenderSettings(color=(0, 0, 0))
mask_settings = RenderSettings(color=(0, 0, 0))
maskbg_settings = RenderSettings(color=(1.0, 1.0, 1.0))
blur_radius = 4
#-------------------------------------------------------------
# generate top base image
#-------------------------------------------------------------
ctx = GerberCairoContext(scale=80)
print('### Top Base Image ###')
print('loading... ', end='', flush=True)
copper = load_layer(prefix + '.GTL')
silk = load_layer(prefix + '.GTO')
print(' end', flush=True)
print('drawing... ', end='', flush=True)
from gerber import load_layer, PCB
from gerber.render import RenderSettings, theme
from gerber.render.cairo_backend import GerberCairoContext
from gerber.render.theme import COLORS
GERBER_FOLDER = os.path.abspath(
os.path.join(os.path.dirname(__file__), 'not-working'))
# Create a new drawing context
ctx = GerberCairoContext()
pcb = PCB.from_directory(GERBER_FOLDER, verbose=True)
# Draw the copper layer. render_layer() uses the default color scheme for the
# layer, based on the layer type. Copper layers are rendered as
red_theme = theme.Theme(topmask=RenderSettings(COLORS['red soldermask'],
alpha=0.8,
invert=True),
bottommask=RenderSettings(COLORS['red soldermask'],
alpha=0.8,
invert=True))
#Rendering layers using the red_theme
ctx.render_layers(layers=pcb.top_layers,
filename=os.path.join(
os.path.dirname(__file__),
'pcb_top_test.png',
),
theme=red_theme)
ctx.render_layers(layers=pcb.bottom_layers,
filename=os.path.join(os.path.dirname(__file__),
'pcb_bottom_test.png'),
drill = load_layer(os.path.join(GERBER_FOLDER, 'ncdrill.DRD')) # Create a new drawing context ctx = GerberCairoContext() # Draw the copper layer. render_layer() uses the default color scheme for the # layer, based on the layer type. Copper layers are rendered as ctx.render_layer(copper) # Draw the soldermask layer ctx.render_layer(mask) # The default style can be overridden by passing a RenderSettings instance to # render_layer(). # First, create a settings object: our_settings = RenderSettings(color=theme.COLORS['white'], alpha=0.85) # Draw the silkscreen layer, and specify the rendering settings to use ctx.render_layer(silk, settings=our_settings) # Draw the drill layer ctx.render_layer(drill) # Write output to png file ctx.dump(os.path.join(os.path.dirname(__file__), 'cairo_example.png')) # Load the bottom layers copper = load_layer(os.path.join(GERBER_FOLDER, 'bottom_copper.GBL')) mask = load_layer(os.path.join(GERBER_FOLDER, 'bottom_mask.GBS')) # Clear the drawing
import gerber from gerber.render.cairo_backend import GerberCairoContext from gerber.render import RenderSettings, theme from gerber import load_layer import os BASE_DIR = os.path.abspath(os.path.join(os.path.dirname(__file__),'gerbers')) copper=load_layer(os.path.join(BASE_DIR,'copper.GTL')) mask=load_layer(os.path.join(BASE_DIR,'soldermask.GTS')) silk=load_layer(os.path.join(BASE_DIR,'silkscreen.GTO')) drill=load_layer(os.path.join(BASE_DIR,'ncdrill.DRD')) new=GerberCairoContext() new_settings=RenderSettings(color=theme.COLORS['red'],alpha=0.8) white_text_settings=RenderSettings(color=theme.COLORS['white'],alpha=0.8) new.render_layer(copper,settings=new_settings) new.render_layer(mask,settings=new_settings) new.render_layer(silk,settings=white_text_settings) new.render_layer(drill) new.dump(os.path.join(BASE_DIR,'front.png')) new.clear() copper_bottom=load_layer(os.path.join(BASE_DIR,'bottom_copper.GBL')) mask_bottom=load_layer(os.path.join(BASE_DIR,'bottom_mask.GBS')) new.render_layer(copper_bottom,settings=new_settings) new.render_layer(mask_bottom,settings=new_settings) new.render_layer(drill)
#GERBER_MAIN = os.path.abspath(os.path.join(os.path.dirname(__file__), 'gerbers'))
## Load All Layers
#Top View Layers
copper = load_layer('gerber_files/copper.GTL')
soldermask = load_layer('gerber_files/soldermask.GTS')
legend = load_layer('gerber_files/silkscreen.GTO')
drill = load_layer('gerber_files/ncdrill.DRD')
#Bottom View Layers
copper_btm = load_layer('gerber_files/bottom_copper.GBL')
soldermask_btm = load_layer('gerber_files/bottom_mask.GBS')
## Color Settings
mask_settings = RenderSettings(color=theme.COLORS['red soldermask'],
alpha=0.5,
invert=True)
legend_settings = RenderSettings(color=theme.COLORS['white'], alpha=0.8)
## Rendering
#Top View
cont = GerberCairoContext()
cont.render_layer(copper)
cont.render_layer(soldermask, settings=mask_settings)
cont.render_layer(legend, settings=legend_settings)
cont.render_layer(drill)
cont.dump('gen_images/redpcb.png')
#Clear cont
cont.clear()
mask.ctx.arc_negative(center[0], center[1], radius, angle1, angle2)
else:
mask.ctx.line_to(ll[0], ll[1])
mask.ctx.set_source_rgba(1.0, 1.0, 1.0, 1.0)
mask.ctx.fill()
self.ctx.mask_surface(mask.surface, 0.0, 0.0)
GerberCairoContext.flatten(self, color, alpha)
###################################################################
# read the gerbers
pcb = PCB.from_directory(gerberPath, None, verbose=True)
outlineTheme = theme.Theme(name='OutlineTheme',
background=RenderSettings(theme.COLORS['black'], alpha=0.0),
drill=RenderSettings(theme.COLORS['black'], alpha=1.0))
outlineTheme.outline = RenderSettings(theme.COLORS['white'], alpha=1.0)
jlcTheme = theme.Theme(name='JLC',
background=RenderSettings(theme.COLORS['fr-4']),
top=RenderSettings(theme.COLORS['hasl copper'], alpha=0.85),
bottom=RenderSettings(theme.COLORS['hasl copper'], alpha=0.85, mirror=True),
topmask=RenderSettings(theme.COLORS['green soldermask'], alpha=0.85, invert=True),
bottommask=RenderSettings(theme.COLORS['green soldermask'], alpha=0.85, invert=True, mirror=True),
topsilk=RenderSettings(theme.COLORS['white'], alpha=1.0),
bottomsilk=RenderSettings(theme.COLORS['white'], alpha=1.0, mirror=True),
drill=RenderSettings(theme.COLORS['black'], alpha=1.0))
curTheme = jlcTheme
