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Add Z-Hop and filament retraction to Timelapse

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So less string occurs
This commit is contained in:
Lucas Teske 2020-11-17 17:05:15 -03:00
parent 371885d826
commit 394fa8f2f2
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GPG key ID: 6C39C1C16A9DA7BE
1 changed files with 40 additions and 2 deletions
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42
plugins/PostProcessingPlugin/scripts/TimeLapse.py
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@ -66,6 +66,22 @@ class TimeLapse(Script):
"type": "float", "type": "float",
"default_value": 9000, "default_value": 9000,
"enabled": "park_print_head" "enabled": "park_print_head"
},
"retract":
{
"label": "Retraction Distance",
"description": "Filament retraction distance for camera trigger.",
"unit": "mm",
"type": "int",
"default_value": 1
},
"zhop":
{
"label": "Z-Hop when parking",
"description": "Z-hop length before parking",
"unit": "mm",
"type": "float",
"default_value": 0.8
} }
} }
}""" }"""
@ -77,9 +93,12 @@ class TimeLapse(Script):
y_park = self.getSettingValueByKey("head_park_y") y_park = self.getSettingValueByKey("head_park_y")
trigger_command = self.getSettingValueByKey("trigger_command") trigger_command = self.getSettingValueByKey("trigger_command")
pause_length = self.getSettingValueByKey("pause_length") pause_length = self.getSettingValueByKey("pause_length")
retract = int(self.getSettingValueByKey("retract"))
zhop = self.getSettingValueByKey("zhop")
gcode_to_append = ";TimeLapse Begin\n" gcode_to_append = ";TimeLapse Begin\n"
last_x = 0 last_x = 0
last_y = 0 last_y = 0
last_z = 0
if park_print_head: if park_print_head:
gcode_to_append += self.putValue(G=1, F=feed_rate, gcode_to_append += self.putValue(G=1, F=feed_rate,
@ -90,16 +109,35 @@ class TimeLapse(Script):
for idx, layer in enumerate(data): for idx, layer in enumerate(data):
for line in layer.split("\n"): for line in layer.split("\n"):
if self.getValue(line, "G") in {0, 1}: # Track X,Y location. if self.getValue(line, "G") in {0, 1}: # Track X,Y,Z location.
last_x = self.getValue(line, "X", last_x) last_x = self.getValue(line, "X", last_x)
last_y = self.getValue(line, "Y", last_y) last_y = self.getValue(line, "Y", last_y)
last_z = self.getValue(line, "Z", last_z)
# Check that a layer is being printed # Check that a layer is being printed
lines = layer.split("\n") lines = layer.split("\n")
for line in lines: for line in lines:
if ";LAYER:" in line: if ";LAYER:" in line:
if retract != 0: # Retract the filament so no stringing happens
layer += self.putValue(M=83) + " ;Extrude Relative\n"
layer += self.putValue(G=1, E=-retract, F=3000) + " ;Retract filament\n"
layer += self.putValue(M=82) + " ;Extrude Absolute\n"
layer += self.putValue(M=400) + " ;Wait for moves to finish\n" # Wait to fully retract before hopping
if zhop != 0:
layer += self.putValue(G=1, Z=last_z+zhop, F=3000) + " ;Z-Hop\n"
layer += gcode_to_append layer += gcode_to_append
layer += "G0 X%s Y%s\n" % (last_x, last_y) if zhop != 0:
layer += self.putValue(G=0, X=last_x, Y=last_y, Z=last_z) + "; Restore position \n"
else:
layer += self.putValue(G=0, X=last_x, Y=last_y) + "; Restore position \n"
if retract != 0:
layer += self.putValue(M=400) + " ;Wait for moves to finish\n"
layer += self.putValue(M=83) + " ;Extrude Relative\n"
layer += self.putValue(G=1, E=retract, F=3000) + " ;Retract filament\n"
layer += self.putValue(M=82) + " ;Extrude Absolute\n"
data[idx] = layer data[idx] = layer
break break