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Nicolas Predella 2026-05-06 17:28:35 +03:00
parent 0e6b6f4b92
commit af96629b76
2 changed files with 5 additions and 9 deletions
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7
__init__.py
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@ -294,7 +294,6 @@ class SLICENODE_SliceShells(SliceNode):
return slices return slices
@register_class @register_class
class SLICENODE_BufferShells(SliceNode): class SLICENODE_BufferShells(SliceNode):
bl_label = "Buffer Shells" bl_label = "Buffer Shells"
@ -567,11 +566,7 @@ class SLICENODE_GcodeToMesh(ExecSliceNode):
new_e = params.get('E', last_e) new_e = params.get('E', last_e)
if cmd == 'G1': if cmd == 'G1':
# Check if it's an extrusion move is_extruding = new_e > 0
# In absolute mode (typical), E must increase.
# In relative mode, E must be > 0.
# We'll assume absolute mode as per Pather.to_gcode() M82
is_extruding = new_e > last_e
if is_extruding: if is_extruding:
segments.append(((last_x, last_y, last_z), (new_x, new_y, new_z))) segments.append(((last_x, last_y, last_z), (new_x, new_y, new_z)))

5
core/slice.py
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@ -331,6 +331,7 @@ class Pather(object):
] ]
last_z = -1.0 last_z = -1.0
max_z = 0
for line in self.paths: for line in self.paths:
coords = line.tolist() coords = line.tolist()
@ -341,7 +342,7 @@ class Pather(object):
if abs(z0 - last_z) > 0.001: if abs(z0 - last_z) > 0.001:
gcode.append(f";BEFORE_LAYER_CHANGE") gcode.append(f";BEFORE_LAYER_CHANGE")
gcode.append(f"G1 Z{z0:.3f} F720") gcode.append(f"G0 Z{z0:.3f} F720")
gcode.append(f";AFTER_LAYER_CHANGE") gcode.append(f";AFTER_LAYER_CHANGE")
last_z = z0 last_z = z0
@ -350,11 +351,11 @@ class Pather(object):
for p1, p2 in zip(coords, coords[1:]): for p1, p2 in zip(coords, coords[1:]):
seg_len: float = segment_length_3d(p1, p2) seg_len: float = segment_length_3d(p1, p2)
# Calculate extrusion for this segment only
e_segment = seg_len * self.extrusion_rate e_segment = seg_len * self.extrusion_rate
x, y, z = p2 x, y, z = p2
gcode.append( gcode.append(
f"G1 X{x:.3f} Y{y:.3f} Z{z:.3f} E{e_segment:.5f} F{self.feedrate}" f"G1 X{x:.3f} Y{y:.3f} Z{z:.3f} E{e_segment:.5f} F{self.feedrate}"
) )
max_z = max(max_z, z)
return "\n".join(gcode) return "\n".join(gcode)