- started a new way to clear the Gerber polygons based on the 'follow' lines
This commit is contained in:
parent
e3be6ff22f
commit
82ab0d83d6
|
@ -14,6 +14,7 @@ CAD program, and create G-Code for Isolation routing.
|
||||||
- optimized the Paint and NCC Tools. When the Lines type of painting/clearing is used, the lines will try to arrange themselves on the direction that the lines length clearing the polygon are bigger
|
- optimized the Paint and NCC Tools. When the Lines type of painting/clearing is used, the lines will try to arrange themselves on the direction that the lines length clearing the polygon are bigger
|
||||||
- solved bug that made drilling with Marlin preprocessor very slow
|
- solved bug that made drilling with Marlin preprocessor very slow
|
||||||
- applied the fix for above bug to the TclCommand Drillcncjob too
|
- applied the fix for above bug to the TclCommand Drillcncjob too
|
||||||
|
- started a new way to clear the Gerber polygons based on the 'follow' lines
|
||||||
|
|
||||||
8.02.2020
|
8.02.2020
|
||||||
|
|
||||||
|
|
141
camlib.py
141
camlib.py
|
@ -1446,7 +1446,7 @@ class Geometry(object):
|
||||||
return None
|
return None
|
||||||
|
|
||||||
# decide the direction of the lines
|
# decide the direction of the lines
|
||||||
if abs(left - right) >= abs(top -bot):
|
if abs(left - right) >= abs(top - bot):
|
||||||
# First line
|
# First line
|
||||||
try:
|
try:
|
||||||
y = top - tooldia / 1.99999999
|
y = top - tooldia / 1.99999999
|
||||||
|
@ -1562,6 +1562,145 @@ class Geometry(object):
|
||||||
|
|
||||||
return geoms
|
return geoms
|
||||||
|
|
||||||
|
def fill_with_lines(self, line, aperture_size, tooldia, steps_per_circle, overlap=0.15, connect=True, contour=True,
|
||||||
|
prog_plot=False):
|
||||||
|
"""
|
||||||
|
Creates geometry of lines inside a polygon for a tool to cover
|
||||||
|
the whole area.
|
||||||
|
|
||||||
|
This algorithm draws parallel lines inside the polygon.
|
||||||
|
|
||||||
|
:param line: The target line that create painted polygon.
|
||||||
|
:type line: shapely.geometry.LineString or shapely.geometry.MultiLineString
|
||||||
|
:param tooldia: Tool diameter.
|
||||||
|
:param steps_per_circle: how many linear segments to use to approximate a circle
|
||||||
|
:param overlap: Tool path overlap percentage.
|
||||||
|
:param connect: Connect lines to avoid tool lifts.
|
||||||
|
:param contour: Paint around the edges.
|
||||||
|
:param prog_plot: boolean; if to use the progressive plotting
|
||||||
|
:return:
|
||||||
|
"""
|
||||||
|
|
||||||
|
# log.debug("camlib.fill_with_lines()")
|
||||||
|
if not isinstance(line, LineString) or not isinstance(line, MultiLineString):
|
||||||
|
log.debug("camlib.Geometry.fill_with_lines() --> Not a LineString/MultiLineString but %s" % str(type(line)))
|
||||||
|
return None
|
||||||
|
|
||||||
|
# ## The toolpaths
|
||||||
|
# Index first and last points in paths
|
||||||
|
def get_pts(o):
|
||||||
|
return [o.coords[0], o.coords[-1]]
|
||||||
|
|
||||||
|
geoms = FlatCAMRTreeStorage()
|
||||||
|
geoms.get_points = get_pts
|
||||||
|
|
||||||
|
lines_trimmed = []
|
||||||
|
|
||||||
|
polygon = line.buffer(aperture_size / 1.99999999999999999, int(steps_per_circle))
|
||||||
|
|
||||||
|
try:
|
||||||
|
margin_poly = polygon.buffer(-tooldia / 1.99999999, int(steps_per_circle))
|
||||||
|
except Exception:
|
||||||
|
log.debug("camlib.Geometry.fill_with_lines() --> Could not buffer the Polygon, tool diameter too high")
|
||||||
|
return None
|
||||||
|
|
||||||
|
# First line
|
||||||
|
try:
|
||||||
|
delta = 0
|
||||||
|
while delta < aperture_size / 2:
|
||||||
|
if self.app.abort_flag:
|
||||||
|
# graceful abort requested by the user
|
||||||
|
raise FlatCAMApp.GracefulException
|
||||||
|
|
||||||
|
# provide the app with a way to process the GUI events when in a blocking loop
|
||||||
|
QtWidgets.QApplication.processEvents()
|
||||||
|
|
||||||
|
line = line.parallel_offset(distance=delta, side='left', resolution=int(steps_per_circle))
|
||||||
|
line = line.intersection(margin_poly)
|
||||||
|
lines_trimmed.append(line)
|
||||||
|
|
||||||
|
line = line.parallel_offset(distance=delta, side='right', resolution=int(steps_per_circle))
|
||||||
|
line = line.intersection(margin_poly)
|
||||||
|
lines_trimmed.append(line)
|
||||||
|
|
||||||
|
delta += tooldia * (1 - overlap)
|
||||||
|
if prog_plot:
|
||||||
|
self.plot_temp_shapes(line)
|
||||||
|
self.temp_shapes.redraw()
|
||||||
|
|
||||||
|
# Last line
|
||||||
|
delta = aperture_size / 2
|
||||||
|
|
||||||
|
line = line.parallel_offset(distance=delta, side='left', resolution=int(steps_per_circle))
|
||||||
|
line = line.intersection(margin_poly)
|
||||||
|
|
||||||
|
for ll in line:
|
||||||
|
lines_trimmed.append(ll)
|
||||||
|
if prog_plot:
|
||||||
|
self.plot_temp_shapes(line)
|
||||||
|
|
||||||
|
line = line.parallel_offset(distance=delta, side='left', resolution=int(steps_per_circle))
|
||||||
|
line = line.intersection(margin_poly)
|
||||||
|
|
||||||
|
for ll in line:
|
||||||
|
lines_trimmed.append(ll)
|
||||||
|
if prog_plot:
|
||||||
|
self.plot_temp_shapes(line)
|
||||||
|
except Exception as e:
|
||||||
|
log.debug('camlib.Geometry.fill_with_lines() Processing poly --> %s' % str(e))
|
||||||
|
return None
|
||||||
|
|
||||||
|
if prog_plot:
|
||||||
|
self.temp_shapes.redraw()
|
||||||
|
|
||||||
|
lines_trimmed = unary_union(lines_trimmed)
|
||||||
|
|
||||||
|
# Add lines to storage
|
||||||
|
try:
|
||||||
|
for line in lines_trimmed:
|
||||||
|
if isinstance(line, LineString) or isinstance(line, LinearRing):
|
||||||
|
geoms.insert(line)
|
||||||
|
else:
|
||||||
|
log.debug("camlib.Geometry.fill_with_lines(). Not a line: %s" % str(type(line)))
|
||||||
|
except TypeError:
|
||||||
|
# in case lines_trimmed are not iterable (Linestring, LinearRing)
|
||||||
|
geoms.insert(lines_trimmed)
|
||||||
|
|
||||||
|
# Add margin (contour) to storage
|
||||||
|
if contour:
|
||||||
|
try:
|
||||||
|
for poly in margin_poly:
|
||||||
|
if isinstance(poly, Polygon) and not poly.is_empty:
|
||||||
|
geoms.insert(poly.exterior)
|
||||||
|
if prog_plot:
|
||||||
|
self.plot_temp_shapes(poly.exterior)
|
||||||
|
for ints in poly.interiors:
|
||||||
|
geoms.insert(ints)
|
||||||
|
if prog_plot:
|
||||||
|
self.plot_temp_shapes(ints)
|
||||||
|
except TypeError:
|
||||||
|
if isinstance(margin_poly, Polygon) and not margin_poly.is_empty:
|
||||||
|
marg_ext = margin_poly.exterior
|
||||||
|
geoms.insert(marg_ext)
|
||||||
|
if prog_plot:
|
||||||
|
self.plot_temp_shapes(margin_poly.exterior)
|
||||||
|
for ints in margin_poly.interiors:
|
||||||
|
geoms.insert(ints)
|
||||||
|
if prog_plot:
|
||||||
|
self.plot_temp_shapes(ints)
|
||||||
|
|
||||||
|
if prog_plot:
|
||||||
|
self.temp_shapes.redraw()
|
||||||
|
|
||||||
|
# Optimization: Reduce lifts
|
||||||
|
if connect:
|
||||||
|
# log.debug("Reducing tool lifts...")
|
||||||
|
geoms_conn = Geometry.paint_connect(geoms, polygon, tooldia, steps_per_circle)
|
||||||
|
if geoms_conn:
|
||||||
|
return geoms_conn
|
||||||
|
|
||||||
|
return geoms
|
||||||
|
|
||||||
def scale(self, xfactor, yfactor, point=None):
|
def scale(self, xfactor, yfactor, point=None):
|
||||||
"""
|
"""
|
||||||
Scales all of the object's geometry by a given factor. Override
|
Scales all of the object's geometry by a given factor. Override
|
||||||
|
|
Loading…
Reference in New Issue