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- added support for G91 coordinates

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- working in plotting the CNCjob generated with G91 coordinates
This commit is contained in:
Marius Stanciu
2019-09-04 17:41:17 +03:00
parent 28e31eb312
commit a2a3f1c1ed
4 changed files with 412 additions and 135 deletions
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501
camlib.py
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@@ -5039,8 +5039,9 @@ class CNCjob(Geometry):
self.unitcode = {"IN": "G20", "MM": "G21"}
self.feedminutecode = "G94"
self.absolutecode = "G90"
self.relativecode = "G91"
# self.absolutecode = "G90"
# self.incrementalcode = "G91"
self.coordinates_type = self.app.defaults["cncjob_coords_type"]
self.gcode = ""
self.gcode_parsed = None
@@ -5442,27 +5443,51 @@ class CNCjob(Geometry):
z_offset = 0
self.z_cut += z_offset
# Drillling!
for k in node_list:
locx = locations[k][0]
locy = locations[k][1]
self.coordinates_type = self.app.defaults["cncjob_coords_type"]
if self.coordinates_type == "G90":
# Drillling! for Absolute coordinates type G90
for k in node_list:
locx = locations[k][0]
locy = locations[k][1]
gcode += self.doformat(p.rapid_code, x=locx, y=locy)
gcode += self.doformat(p.down_code, x=locx, y=locy)
gcode += self.doformat(p.rapid_code, x=locx, y=locy)
gcode += self.doformat(p.down_code, x=locx, y=locy)
measured_down_distance += abs(self.z_cut) + abs(self.z_move)
measured_down_distance += abs(self.z_cut) + abs(self.z_move)
if self.f_retract is False:
gcode += self.doformat(p.up_to_zero_code, x=locx, y=locy)
measured_up_to_zero_distance += abs(self.z_cut)
measured_lift_distance += abs(self.z_move)
else:
measured_lift_distance += abs(self.z_cut) + abs(self.z_move)
if self.f_retract is False:
gcode += self.doformat(p.up_to_zero_code, x=locx, y=locy)
measured_up_to_zero_distance += abs(self.z_cut)
measured_lift_distance += abs(self.z_move)
else:
measured_lift_distance += abs(self.z_cut) + abs(self.z_move)
gcode += self.doformat(p.lift_code, x=locx, y=locy)
measured_distance += abs(distance_euclidian(locx, locy, self.oldx, self.oldy))
self.oldx = locx
self.oldy = locy
gcode += self.doformat(p.lift_code, x=locx, y=locy)
measured_distance += abs(distance_euclidian(locx, locy, self.oldx, self.oldy))
self.oldx = locx
self.oldy = locy
else:
# Drillling! for Incremental coordinates type G91
for k in node_list:
locx = locations[k][0] - self.oldx
locy = locations[k][1] - self.oldy
gcode += self.doformat(p.rapid_code, x=locx, y=locy)
gcode += self.doformat(p.down_code, x=locx, y=locy)
measured_down_distance += abs(self.z_cut) + abs(self.z_move)
if self.f_retract is False:
gcode += self.doformat(p.up_to_zero_code, x=locx, y=locy)
measured_up_to_zero_distance += abs(self.z_cut)
measured_lift_distance += abs(self.z_move)
else:
measured_lift_distance += abs(self.z_cut) + abs(self.z_move)
gcode += self.doformat(p.lift_code, x=locx, y=locy)
measured_distance += abs(distance_euclidian(locx, locy, self.oldx, self.oldy))
self.oldx = locx
self.oldy = locy
else:
log.debug("camlib.CNCJob.generate_from_excellon_by_tool() --> "
"The loaded Excellon file has no drills ...")
@@ -5548,27 +5573,51 @@ class CNCjob(Geometry):
z_offset = 0
self.z_cut += z_offset
# Drillling!
for k in node_list:
locx = locations[k][0]
locy = locations[k][1]
self.coordinates_type = self.app.defaults["cncjob_coords_type"]
if self.coordinates_type == "G90":
# Drillling! for Absolute coordinates type G90
for k in node_list:
locx = locations[k][0]
locy = locations[k][1]
gcode += self.doformat(p.rapid_code, x=locx, y=locy)
gcode += self.doformat(p.down_code, x=locx, y=locy)
gcode += self.doformat(p.rapid_code, x=locx, y=locy)
gcode += self.doformat(p.down_code, x=locx, y=locy)
measured_down_distance += abs(self.z_cut) + abs(self.z_move)
measured_down_distance += abs(self.z_cut) + abs(self.z_move)
if self.f_retract is False:
gcode += self.doformat(p.up_to_zero_code, x=locx, y=locy)
measured_up_to_zero_distance += abs(self.z_cut)
measured_lift_distance += abs(self.z_move)
else:
measured_lift_distance += abs(self.z_cut) + abs(self.z_move)
if self.f_retract is False:
gcode += self.doformat(p.up_to_zero_code, x=locx, y=locy)
measured_up_to_zero_distance += abs(self.z_cut)
measured_lift_distance += abs(self.z_move)
else:
measured_lift_distance += abs(self.z_cut) + abs(self.z_move)
gcode += self.doformat(p.lift_code, x=locx, y=locy)
measured_distance += abs(distance_euclidian(locx, locy, self.oldx, self.oldy))
self.oldx = locx
self.oldy = locy
gcode += self.doformat(p.lift_code, x=locx, y=locy)
measured_distance += abs(distance_euclidian(locx, locy, self.oldx, self.oldy))
self.oldx = locx
self.oldy = locy
else:
# Drillling! for Incremental coordinates type G91
for k in node_list:
locx = locations[k][0] - self.oldx
locy = locations[k][1] - self.oldy
gcode += self.doformat(p.rapid_code, x=locx, y=locy)
gcode += self.doformat(p.down_code, x=locx, y=locy)
measured_down_distance += abs(self.z_cut) + abs(self.z_move)
if self.f_retract is False:
gcode += self.doformat(p.up_to_zero_code, x=locx, y=locy)
measured_up_to_zero_distance += abs(self.z_cut)
measured_lift_distance += abs(self.z_move)
else:
measured_lift_distance += abs(self.z_cut) + abs(self.z_move)
gcode += self.doformat(p.lift_code, x=locx, y=locy)
measured_distance += abs(distance_euclidian(locx, locy, self.oldx, self.oldy))
self.oldx = locx
self.oldy = locy
else:
log.debug("camlib.CNCJob.generate_from_excellon_by_tool() --> "
"The loaded Excellon file has no drills ...")
@@ -5613,28 +5662,56 @@ class CNCjob(Geometry):
z_offset = 0
self.z_cut += z_offset
# Drillling!
altPoints = []
for point in points[tool]:
altPoints.append((point.coords.xy[0][0], point.coords.xy[1][0]))
self.coordinates_type = self.app.defaults["cncjob_coords_type"]
if self.coordinates_type == "G90":
# Drillling! for Absolute coordinates type G90
altPoints = []
for point in points[tool]:
altPoints.append((point.coords.xy[0][0], point.coords.xy[1][0]))
for point in self.optimized_travelling_salesman(altPoints):
gcode += self.doformat(p.rapid_code, x=point[0], y=point[1])
gcode += self.doformat(p.down_code, x=point[0], y=point[1])
for point in self.optimized_travelling_salesman(altPoints):
gcode += self.doformat(p.rapid_code, x=point[0], y=point[1])
gcode += self.doformat(p.down_code, x=point[0], y=point[1])
measured_down_distance += abs(self.z_cut) + abs(self.z_move)
measured_down_distance += abs(self.z_cut) + abs(self.z_move)
if self.f_retract is False:
gcode += self.doformat(p.up_to_zero_code, x=point[0], y=point[1])
measured_up_to_zero_distance += abs(self.z_cut)
measured_lift_distance += abs(self.z_move)
else:
measured_lift_distance += abs(self.z_cut) + abs(self.z_move)
if self.f_retract is False:
gcode += self.doformat(p.up_to_zero_code, x=point[0], y=point[1])
measured_up_to_zero_distance += abs(self.z_cut)
measured_lift_distance += abs(self.z_move)
else:
measured_lift_distance += abs(self.z_cut) + abs(self.z_move)
gcode += self.doformat(p.lift_code, x=point[0], y=point[1])
measured_distance += abs(distance_euclidian(point[0], point[1], self.oldx, self.oldy))
self.oldx = point[0]
self.oldy = point[1]
gcode += self.doformat(p.lift_code, x=point[0], y=point[1])
measured_distance += abs(distance_euclidian(point[0], point[1], self.oldx, self.oldy))
self.oldx = point[0]
self.oldy = point[1]
else:
# Drillling! for Incremental coordinates type G91
altPoints = []
for point in points[tool]:
altPoints.append((point.coords.xy[0][0], point.coords.xy[1][0]))
for point in self.optimized_travelling_salesman(altPoints):
point[0] = point[0] - self.oldx
point[1] = point[1] - self.oldy
gcode += self.doformat(p.rapid_code, x=point[0], y=point[1])
gcode += self.doformat(p.down_code, x=point[0], y=point[1])
measured_down_distance += abs(self.z_cut) + abs(self.z_move)
if self.f_retract is False:
gcode += self.doformat(p.up_to_zero_code, x=point[0], y=point[1])
measured_up_to_zero_distance += abs(self.z_cut)
measured_lift_distance += abs(self.z_move)
else:
measured_lift_distance += abs(self.z_cut) + abs(self.z_move)
gcode += self.doformat(p.lift_code, x=point[0], y=point[1])
measured_distance += abs(distance_euclidian(point[0], point[1], self.oldx, self.oldy))
self.oldx = point[0]
self.oldy = point[1]
else:
log.debug("camlib.CNCJob.generate_from_excellon_by_tool() --> "
"The loaded Excellon file has no drills ...")
@@ -5864,7 +5941,7 @@ class CNCjob(Geometry):
# calculate the cut distance
total_cut = total_cut + geo.length
self.gcode += self.create_gcode_single_pass(geo, extracut, tolerance)
self.gcode += self.create_gcode_single_pass(geo, extracut, tolerance, old_point=current_pt)
# --------- Multi-pass ---------
else:
@@ -5879,7 +5956,7 @@ class CNCjob(Geometry):
total_cut += (geo.length * nr_cuts)
self.gcode += self.create_gcode_multi_pass(geo, extracut, tolerance,
postproc=p, current_point=current_pt)
postproc=p, old_point=current_pt)
# calculate the total distance
total_travel = total_travel + abs(distance(pt1=current_pt, pt2=pt))
@@ -6157,7 +6234,7 @@ class CNCjob(Geometry):
if not multidepth:
# calculate the cut distance
total_cut += geo.length
self.gcode += self.create_gcode_single_pass(geo, extracut, tolerance)
self.gcode += self.create_gcode_single_pass(geo, extracut, tolerance, old_point=current_pt)
# --------- Multi-pass ---------
else:
@@ -6172,7 +6249,7 @@ class CNCjob(Geometry):
total_cut += (geo.length * nr_cuts)
self.gcode += self.create_gcode_multi_pass(geo, extracut, tolerance,
postproc=p, current_point=current_pt)
postproc=p, old_point=current_pt)
# calculate the travel distance
total_travel += abs(distance(pt1=current_pt, pt2=pt))
@@ -6283,7 +6360,7 @@ class CNCjob(Geometry):
if pt != geo.coords[0] and pt == geo.coords[-1]:
geo.coords = list(geo.coords)[::-1]
self.gcode += self.create_soldepaste_gcode(geo, p=p)
self.gcode += self.create_soldepaste_gcode(geo, p=p, old_point=current_pt)
current_pt = geo.coords[-1]
pt, geo = storage.nearest(current_pt) # Next
@@ -6298,13 +6375,23 @@ class CNCjob(Geometry):
return self.gcode
def create_soldepaste_gcode(self, geometry, p):
def create_soldepaste_gcode(self, geometry, p, old_point=(0, 0)):
gcode = ''
path = geometry.coords
self.coordinates_type = self.app.defaults["cncjob_coords_type"]
if self.coordinates_type == "G90":
# For Absolute coordinates type G90
first_x = path[0][0]
first_y = path[0][1]
else:
# For Incremental coordinates type G91
first_x = path[0][0] - old_point[0]
first_y = path[0][1] - old_point[1]
if type(geometry) == LineString or type(geometry) == LinearRing:
# Move fast to 1st point
gcode += self.doformat(p.rapid_code, x=path[0][0], y=path[0][1]) # Move to first point
gcode += self.doformat(p.rapid_code, x=first_x, y=first_y) # Move to first point
# Move down to cutting depth
gcode += self.doformat(p.z_feedrate_code)
@@ -6316,8 +6403,20 @@ class CNCjob(Geometry):
gcode += self.doformat(p.feedrate_xy_code)
# Cutting...
prev_x = first_x
prev_y = first_y
for pt in path[1:]:
gcode += self.doformat(p.linear_code, x=pt[0], y=pt[1]) # Linear motion to point
if self.coordinates_type == "G90":
# For Absolute coordinates type G90
next_x = pt[0]
next_y = pt[1]
else:
# For Incremental coordinates type G91
next_x = pt[0] - prev_x
next_y = pt[1] - prev_y
gcode += self.doformat(p.linear_code, x=next_x, y=next_y) # Linear motion to point
prev_x = next_x
prev_y = next_y
# Up to travelling height.
gcode += self.doformat(p.spindle_off_code) # Stop dispensing
@@ -6328,7 +6427,7 @@ class CNCjob(Geometry):
gcode += self.doformat(p.z_feedrate_code)
gcode += self.doformat(p.lift_code)
elif type(geometry) == Point:
gcode += self.doformat(p.linear_code, x=path[0][0], y=path[0][1]) # Move to first point
gcode += self.doformat(p.linear_code, x=first_x, y=first_y) # Move to first point
gcode += self.doformat(p.feedrate_z_dispense_code)
gcode += self.doformat(p.down_z_start_code)
@@ -6345,18 +6444,18 @@ class CNCjob(Geometry):
gcode += self.doformat(p.lift_code)
return gcode
def create_gcode_single_pass(self, geometry, extracut, tolerance):
def create_gcode_single_pass(self, geometry, extracut, tolerance, old_point=(0, 0)):
# G-code. Note: self.linear2gcode() and self.point2gcode() will lower and raise the tool every time.
gcode_single_pass = ''
if type(geometry) == LineString or type(geometry) == LinearRing:
if extracut is False:
gcode_single_pass = self.linear2gcode(geometry, tolerance=tolerance)
gcode_single_pass = self.linear2gcode(geometry, tolerance=tolerance, old_point=old_point)
else:
if geometry.is_ring:
gcode_single_pass = self.linear2gcode_extra(geometry, tolerance=tolerance)
gcode_single_pass = self.linear2gcode_extra(geometry, tolerance=tolerance, old_point=old_point)
else:
gcode_single_pass = self.linear2gcode(geometry, tolerance=tolerance)
gcode_single_pass = self.linear2gcode(geometry, tolerance=tolerance, old_point=old_point)
elif type(geometry) == Point:
gcode_single_pass = self.point2gcode(geometry)
else:
@@ -6365,7 +6464,7 @@ class CNCjob(Geometry):
return gcode_single_pass
def create_gcode_multi_pass(self, geometry, extracut, tolerance, postproc, current_point):
def create_gcode_multi_pass(self, geometry, extracut, tolerance, postproc, old_point=(0, 0)):
gcode_multi_pass = ''
@@ -6394,17 +6493,19 @@ class CNCjob(Geometry):
# is inconsequential.
if type(geometry) == LineString or type(geometry) == LinearRing:
if extracut is False:
gcode_multi_pass += self.linear2gcode(geometry, tolerance=tolerance, z_cut=depth, up=False)
gcode_multi_pass += self.linear2gcode(geometry, tolerance=tolerance, z_cut=depth, up=False,
old_point=old_point)
else:
if geometry.is_ring:
gcode_multi_pass += self.linear2gcode_extra(geometry, tolerance=tolerance, z_cut=depth,
up=False)
up=False, old_point=old_point)
else:
gcode_multi_pass += self.linear2gcode(geometry, tolerance=tolerance, z_cut=depth, up=False)
gcode_multi_pass += self.linear2gcode(geometry, tolerance=tolerance, z_cut=depth, up=False,
old_point=old_point)
# Ignore multi-pass for points.
elif type(geometry) == Point:
gcode_multi_pass += self.point2gcode(geometry)
gcode_multi_pass += self.point2gcode(geometry, old_point=old_point)
break # Ignoring ...
else:
log.warning("G-code generation not implemented for %s" % (str(type(geometry))))
@@ -6420,7 +6521,7 @@ class CNCjob(Geometry):
geometry.coords = list(geometry.coords)[::-1]
# Lift the tool
gcode_multi_pass += self.doformat(postproc.lift_code, x=current_point[0], y=current_point[1])
gcode_multi_pass += self.doformat(postproc.lift_code, x=old_point[0], y=old_point[1])
return gcode_multi_pass
def codes_split(self, gline):
@@ -6692,43 +6793,134 @@ class CNCjob(Geometry):
else:
text = []
pos = []
for geo in gcode_parsed:
if geo['kind'][0] == 'T':
current_position = geo['geom'].coords[0]
if current_position not in pos:
pos.append(current_position)
path_num += 1
text.append(str(path_num))
current_position = geo['geom'].coords[-1]
if current_position not in pos:
pos.append(current_position)
path_num += 1
text.append(str(path_num))
self.coordinates_type = self.app.defaults["cncjob_coords_type"]
if self.coordinates_type == "G90":
# For Absolute coordinates type G90
for geo in gcode_parsed:
if geo['kind'][0] == 'T':
current_position = geo['geom'].coords[0]
if current_position not in pos:
pos.append(current_position)
path_num += 1
text.append(str(path_num))
# plot the geometry of Excellon objects
if self.origin_kind == 'excellon':
try:
poly = Polygon(geo['geom'])
except ValueError:
# if the geos are travel lines it will enter into Exception
current_position = geo['geom'].coords[-1]
if current_position not in pos:
pos.append(current_position)
path_num += 1
text.append(str(path_num))
# plot the geometry of Excellon objects
if self.origin_kind == 'excellon':
try:
poly = Polygon(geo['geom'])
except ValueError:
# if the geos are travel lines it will enter into Exception
poly = geo['geom'].buffer(distance=(tooldia / 1.99999999), resolution=self.steps_per_circle)
poly = poly.simplify(tool_tolerance)
else:
# plot the geometry of any objects other than Excellon
poly = geo['geom'].buffer(distance=(tooldia / 1.99999999), resolution=self.steps_per_circle)
poly = poly.simplify(tool_tolerance)
else:
# plot the geometry of any objects other than Excellon
poly = geo['geom'].buffer(distance=(tooldia / 1.99999999), resolution=self.steps_per_circle)
poly = poly.simplify(tool_tolerance)
if kind == 'all':
obj.add_shape(shape=poly, color=color[geo['kind'][0]][1], face_color=color[geo['kind'][0]][0],
visible=visible, layer=1 if geo['kind'][0] == 'C' else 2)
elif kind == 'travel':
if kind == 'all':
obj.add_shape(shape=poly, color=color[geo['kind'][0]][1], face_color=color[geo['kind'][0]][0],
visible=visible, layer=1 if geo['kind'][0] == 'C' else 2)
elif kind == 'travel':
if geo['kind'][0] == 'T':
obj.add_shape(shape=poly, color=color['T'][1], face_color=color['T'][0],
visible=visible, layer=2)
elif kind == 'cut':
if geo['kind'][0] == 'C':
obj.add_shape(shape=poly, color=color['C'][1], face_color=color['C'][0],
visible=visible, layer=1)
else:
# For Incremental coordinates type G91
current_x = gcode_parsed[0]['geom'].coords[0][0]
current_y = gcode_parsed[0]['geom'].coords[0][1]
old_pos = (
current_x,
current_y
)
for geo in gcode_parsed:
print(list(geo['geom'].coordsner))
if geo['kind'][0] == 'T':
obj.add_shape(shape=poly, color=color['T'][1], face_color=color['T'][0],
visible=visible, layer=2)
elif kind == 'cut':
if geo['kind'][0] == 'C':
obj.add_shape(shape=poly, color=color['C'][1], face_color=color['C'][0],
visible=visible, layer=1)
current_position = (
geo['geom'].coords[0][0] + old_pos[0],
geo['geom'].coords[0][1] + old_pos[1]
)
if current_position not in pos:
pos.append(current_position)
path_num += 1
text.append(str(path_num))
delta = (
geo['geom'].coords[-1][0] - geo['geom'].coords[0][0],
geo['geom'].coords[-1][1] - geo['geom'].coords[0][1]
)
current_position = (
current_position[0] + geo['geom'].coords[-1][0],
current_position[1] + geo['geom'].coords[-1][1]
)
if current_position not in pos:
pos.append(current_position)
path_num += 1
text.append(str(path_num))
# plot the geometry of Excellon objects
if self.origin_kind == 'excellon':
if isinstance(geo['geom'], Point):
# if geo is Point
current_position = (
current_position[0] + geo['geom'].x,
current_position[1] + geo['geom'].y
)
poly = Polygon(Point(current_position))
elif isinstance(geo['geom'], LineString):
# if the geos are travel lines (LineStrings)
new_line_pts = []
old_line_pos = deepcopy(current_position)
for p in list(geo['geom'].coords):
current_position = (
current_position[0] + p[0],
current_position[1] + p[1]
)
new_line_pts.append(current_position)
old_line_pos = p
new_line = LineString(new_line_pts)
poly = new_line.buffer(distance=(tooldia / 1.99999999), resolution=self.steps_per_circle)
poly = poly.simplify(tool_tolerance)
else:
# plot the geometry of any objects other than Excellon
new_line_pts = []
old_line_pos = deepcopy(current_position)
for p in list(geo['geom'].coords):
current_position = (
current_position[0] + p[0],
current_position[1] + p[1]
)
new_line_pts.append(current_position)
old_line_pos = p
new_line = LineString(new_line_pts)
poly = new_line.buffer(distance=(tooldia / 1.99999999), resolution=self.steps_per_circle)
poly = poly.simplify(tool_tolerance)
old_pos = deepcopy(current_position)
if kind == 'all':
obj.add_shape(shape=poly, color=color[geo['kind'][0]][1], face_color=color[geo['kind'][0]][0],
visible=visible, layer=1 if geo['kind'][0] == 'C' else 2)
elif kind == 'travel':
if geo['kind'][0] == 'T':
obj.add_shape(shape=poly, color=color['T'][1], face_color=color['T'][0],
visible=visible, layer=2)
elif kind == 'cut':
if geo['kind'][0] == 'C':
obj.add_shape(shape=poly, color=color['C'][1], face_color=color['C'][0],
visible=visible, layer=1)
try:
obj.annotation.set(text=text, pos=pos, visible=obj.options['plot'],
font_size=self.app.defaults["cncjob_annotation_fontsize"],
@@ -6798,7 +6990,7 @@ class CNCjob(Geometry):
def linear2gcode(self, linear, tolerance=0, down=True, up=True,
z_cut=None, z_move=None, zdownrate=None,
feedrate=None, feedrate_z=None, feedrate_rapid=None, cont=False):
feedrate=None, feedrate_z=None, feedrate_rapid=None, cont=False, old_point=(0, 0)):
"""
Generates G-code to cut along the linear feature.
@@ -6845,30 +7037,51 @@ class CNCjob(Geometry):
p = self.pp_geometry
self.coordinates_type = self.app.defaults["cncjob_coords_type"]
if self.coordinates_type == "G90":
# For Absolute coordinates type G90
first_x = path[0][0]
first_y = path[0][1]
else:
# For Incremental coordinates type G91
first_x = path[0][0] - old_point[0]
first_y = path[0][1] - old_point[1]
# Move fast to 1st point
if not cont:
gcode += self.doformat(p.rapid_code, x=path[0][0], y=path[0][1]) # Move to first point
gcode += self.doformat(p.rapid_code, x=first_x, y=first_y) # Move to first point
# Move down to cutting depth
if down:
# Different feedrate for vertical cut?
gcode += self.doformat(p.z_feedrate_code)
# gcode += self.doformat(p.feedrate_code)
gcode += self.doformat(p.down_code, x=path[0][0], y=path[0][1], z_cut=z_cut)
gcode += self.doformat(p.down_code, x=first_x, y=first_y, z_cut=z_cut)
gcode += self.doformat(p.feedrate_code, feedrate=feedrate)
# Cutting...
prev_x = first_x
prev_y = first_y
for pt in path[1:]:
gcode += self.doformat(p.linear_code, x=pt[0], y=pt[1], z=z_cut) # Linear motion to point
if self.coordinates_type == "G90":
# For Absolute coordinates type G90
next_x = pt[0]
next_y = pt[1]
else:
# For Incremental coordinates type G91
next_x = pt[0] - prev_x
next_y = pt[1] - prev_y
gcode += self.doformat(p.linear_code, x=next_x, y=next_y, z=z_cut) # Linear motion to point
prev_x = pt[0]
prev_y = pt[1]
# Up to travelling height.
if up:
gcode += self.doformat(p.lift_code, x=pt[0], y=pt[1], z_move=z_move) # Stop cutting
gcode += self.doformat(p.lift_code, x=prev_x, y=prev_y, z_move=z_move) # Stop cutting
return gcode
def linear2gcode_extra(self, linear, tolerance=0, down=True, up=True,
z_cut=None, z_move=None, zdownrate=None,
feedrate=None, feedrate_z=None, feedrate_rapid=None, cont=False):
feedrate=None, feedrate_z=None, feedrate_rapid=None, cont=False, old_point=(0, 0)):
"""
Generates G-code to cut along the linear feature.
@@ -6913,9 +7126,19 @@ class CNCjob(Geometry):
path = list(target_linear.coords)
p = self.pp_geometry
self.coordinates_type = self.app.defaults["cncjob_coords_type"]
if self.coordinates_type == "G90":
# For Absolute coordinates type G90
first_x = path[0][0]
first_y = path[0][1]
else:
# For Incremental coordinates type G91
first_x = path[0][0] - old_point[0]
first_y = path[0][1] - old_point[1]
# Move fast to 1st point
if not cont:
gcode += self.doformat(p.rapid_code, x=path[0][0], y=path[0][1]) # Move to first point
gcode += self.doformat(p.rapid_code, x=first_x, y=first_y) # Move to first point
# Move down to cutting depth
if down:
@@ -6923,40 +7146,72 @@ class CNCjob(Geometry):
if self.z_feedrate is not None:
gcode += self.doformat(p.z_feedrate_code)
# gcode += self.doformat(p.feedrate_code)
gcode += self.doformat(p.down_code, x=path[0][0], y=path[0][1], z_cut=z_cut)
gcode += self.doformat(p.down_code, x=first_x, y=first_y, z_cut=z_cut)
gcode += self.doformat(p.feedrate_code, feedrate=feedrate)
else:
gcode += self.doformat(p.down_code, x=path[0][0], y=path[0][1], z_cut=z_cut) # Start cutting
gcode += self.doformat(p.down_code, x=first_x, y=first_y, z_cut=z_cut) # Start cutting
# Cutting...
prev_x = first_x
prev_y = first_y
for pt in path[1:]:
gcode += self.doformat(p.linear_code, x=pt[0], y=pt[1], z=z_cut) # Linear motion to point
if self.coordinates_type == "G90":
# For Absolute coordinates type G90
next_x = pt[0]
next_y = pt[1]
else:
# For Incremental coordinates type G91
next_x = pt[0] - prev_x
next_y = pt[1] - prev_y
gcode += self.doformat(p.linear_code, x=next_x, y=next_y, z=z_cut) # Linear motion to point
prev_x = pt[0]
prev_y = pt[1]
# this line is added to create an extra cut over the first point in patch
# to make sure that we remove the copper leftovers
gcode += self.doformat(p.linear_code, x=path[1][0], y=path[1][1]) # Linear motion to the 1st point in the cut path
# Linear motion to the 1st point in the cut path
if self.coordinates_type == "G90":
# For Absolute coordinates type G90
last_x = path[1][0]
last_y = path[1][1]
else:
# For Incremental coordinates type G91
last_x = path[1][0] - first_x
last_y = path[1][1] - first_y
gcode += self.doformat(p.linear_code, x=last_x, y=last_y)
# Up to travelling height.
if up:
gcode += self.doformat(p.lift_code, x=path[1][0], y=path[1][1], z_move=z_move) # Stop cutting
gcode += self.doformat(p.lift_code, x=last_x, y=last_y, z_move=z_move) # Stop cutting
return gcode
def point2gcode(self, point):
def point2gcode(self, point, old_point=(0, 0)):
gcode = ""
path = list(point.coords)
p = self.pp_geometry
gcode += self.doformat(p.linear_code, x=path[0][0], y=path[0][1]) # Move to first point
self.coordinates_type = self.app.defaults["cncjob_coords_type"]
if self.coordinates_type == "G90":
# For Absolute coordinates type G90
first_x = path[0][0]
first_y = path[0][1]
else:
# For Incremental coordinates type G91
first_x = path[0][0] - old_point[0]
first_y = path[0][1] - old_point[1]
gcode += self.doformat(p.linear_code, x=first_x, y=first_y) # Move to first point
if self.z_feedrate is not None:
gcode += self.doformat(p.z_feedrate_code)
gcode += self.doformat(p.down_code, x=path[0][0], y=path[0][1], z_cut = self.z_cut)
gcode += self.doformat(p.down_code, x=first_x, y=first_y, z_cut = self.z_cut)
gcode += self.doformat(p.feedrate_code)
else:
gcode += self.doformat(p.down_code, x=path[0][0], y=path[0][1], z_cut = self.z_cut) # Start cutting
gcode += self.doformat(p.down_code, x=first_x, y=first_y, z_cut = self.z_cut) # Start cutting
gcode += self.doformat(p.lift_code, x=path[0][0], y=path[0][1]) # Stop cutting
gcode += self.doformat(p.lift_code, x=first_x, y=first_y) # Stop cutting
return gcode
def export_svg(self, scale_factor=0.00):