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 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, **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))
# Drills
render("*.drl")
save("pcb-back")
# Open the gerber files copper = read(os.path.join(GERBER_FOLDER, 'copper.GTL')) mask = read(os.path.join(GERBER_FOLDER, 'soldermask.GTS')) silk = read(os.path.join(GERBER_FOLDER, 'silkscreen.GTO')) drill = read(os.path.join(GERBER_FOLDER, 'ncdrill.DRD')) # Create a new drawing context ctx = GerberCairoContext() # Draw the copper layer copper.render(ctx) # Set opacity and color for soldermask layer ctx.alpha = 0.6 ctx.color = (0.2, 0.2, 0.75) # Draw the soldermask layer mask.render(ctx) # Set opacity and color for silkscreen layer ctx.alpha = 0.85 ctx.color = (1, 1, 1) # Draw the silkscreen layer silk.render(ctx) # Set opacity for drill layer ctx.alpha = 1. drill.render(ctx)
# Open the gerber files copper = read(os.path.join(GERBER_FOLDER, 'copper.GTL')) mask = read(os.path.join(GERBER_FOLDER, 'soldermask.GTS')) silk = read(os.path.join(GERBER_FOLDER, 'silkscreen.GTO')) drill = read(os.path.join(GERBER_FOLDER, 'ncdrill.DRD')) # Create a new drawing context ctx = GerberCairoContext() # Draw the copper layer copper.render(ctx) # Set opacity and color for soldermask layer ctx.alpha = 0.6 ctx.color = (0.2, 0.2, 0.75) # Draw the soldermask layer mask.render(ctx) # Set opacity and color for silkscreen layer ctx.alpha = 0.85 ctx.color = (1, 1, 1) # Draw the silkscreen layer silk.render(ctx) # Set opacity for drill layer ctx.alpha = 1. drill.render(ctx)
if not os.path.isdir(os.path.join(os.path.dirname(__file__), 'outputs')):
os.mkdir(os.path.join(os.path.dirname(__file__), 'outputs'))
for infile in listdir(GERBER_FOLDER):
if infile.startswith('test'):
try:
outfile = os.path.splitext(infile)[0] + '.png'
if infile.endswith('gbx'):
layer = gerber_read(os.path.join(GERBER_FOLDER, infile))
print("Loaded Gerber file: {}".format(infile))
elif infile.endswith('exc'):
layer = excellon_read(os.path.join(GERBER_FOLDER, infile))
print("Loaded Excellon file: {}".format(infile))
else:
continue
# Create a new drawing context
ctx = GerberCairoContext(1200)
ctx.color = (80./255, 80/255., 154/255.)
ctx.drill_color = ctx.color
# Draw the layer, and specify the rendering settings to use
layer.render(ctx)
# Write output to png file
print("Writing output to: {}".format(outfile))
ctx.dump(os.path.join(os.path.dirname(__file__), 'outputs', outfile))
except Exception as exc:
import traceback
traceback.print_exc()
GERBER_FOLDER = os.path.abspath(
os.path.join(os.path.dirname(__file__), 'gerbers'))
# Open the gerber files
copper = read(os.path.join(GERBER_FOLDER, 'copper.GTL'))
mask = read(os.path.join(GERBER_FOLDER, 'soldermask.GTS'))
silk = read(os.path.join(GERBER_FOLDER, 'silkscreen.GTO'))
drill = read(os.path.join(GERBER_FOLDER, 'ncdrill.DRD'))
# Create a new drawing context
ctx = GerberCairoContext()
# Set opacity and color for copper layer
ctx.alpha = 1.0
ctx.color = theme.COLORS['hasl copper']
# Draw the copper layer
copper.render(ctx)
# Set opacity and color for soldermask layer
ctx.alpha = 0.75
ctx.color = theme.COLORS['green soldermask']
# Draw the soldermask layer
mask.render(ctx, invert=True)
# Set opacity and color for silkscreen layer
ctx.alpha = 1.0
ctx.color = theme.COLORS['white']
import gerber
from gerber.render import GerberCairoContext
# Read gerber and Excellon files
dim = gerber.read('tty.dim')
# Rendering context
ctx = GerberCairoContext()
# Create SVG image
ctx.color = (0, 1, 0)
dim.render(ctx, "tty_dim.svg")
print(ctx)
ctx.dump("foo.svg")
GERBER_FOLDER = os.path.abspath(os.path.join(os.path.dirname(__file__), 'gerbers')) # Open the gerber files copper = read(os.path.join(GERBER_FOLDER, 'copper.GTL')) mask = read(os.path.join(GERBER_FOLDER, 'soldermask.GTS')) silk = read(os.path.join(GERBER_FOLDER, 'silkscreen.GTO')) drill = read(os.path.join(GERBER_FOLDER, 'ncdrill.DRD')) # Create a new drawing context ctx = GerberCairoContext() # Set opacity and color for copper layer ctx.alpha = 1.0 ctx.color = theme.COLORS['hasl copper'] # Draw the copper layer copper.render(ctx) # Set opacity and color for soldermask layer ctx.alpha = 0.75 ctx.color = theme.COLORS['green soldermask'] # Draw the soldermask layer mask.render(ctx, invert=True) # Set opacity and color for silkscreen layer ctx.alpha = 1.0 ctx.color = theme.COLORS['white']
