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# Copyright (c) 2020 Ultimaker B.V.
# Cura is released under the terms of the LGPLv3 or higher.
# Created by Wayne Porter
from ..Script import Script
class TimeLapse(Script):
def __init__(self):
super().__init__()
def getSettingDataString(self):
return """{
"name": "Time Lapse",
"key": "TimeLapse",
"metadata": {},
"version": 2,
"settings":
{
"trigger_command":
{
"label": "Trigger camera command",
"description": "G-code command used to trigger camera.",
"type": "str",
"default_value": "M240"
},
"pause_length":
{
"label": "Pause length",
"description": "How long to wait (in ms) after camera was triggered.",
"type": "int",
"default_value": 700,
"minimum_value": 0,
"unit": "ms"
},
"park_print_head":
{
"label": "Park Print Head",
"description": "Park the print head out of the way. Assumes absolute positioning.",
"type": "bool",
"default_value": true
},
"head_park_x":
{
"label": "Park Print Head X",
"description": "What X location does the head move to for photo.",
"unit": "mm",
"type": "float",
"default_value": 0,
"enabled": "park_print_head"
},
"head_park_y":
{
"label": "Park Print Head Y",
"description": "What Y location does the head move to for photo.",
"unit": "mm",
"type": "float",
"default_value": 190,
"enabled": "park_print_head"
},
"park_feed_rate":
{
"label": "Park Feed Rate",
"description": "How fast does the head move to the park coordinates.",
"unit": "mm/s",
"type": "float",
"default_value": 9000,
"enabled": "park_print_head"
},
"retract":
{
"label": "Retraction Distance",
"description": "Filament retraction distance for camera trigger.",
"unit": "mm",
"type": "int",
"default_value": 0
},
"zhop":
{
"label": "Z-Hop Height When Parking",
"description": "Z-hop length before parking",
"unit": "mm",
"type": "float",
"default_value": 0
}
}
}"""
def execute(self, data):
feed_rate = self.getSettingValueByKey("park_feed_rate")
park_print_head = self.getSettingValueByKey("park_print_head")
x_park = self.getSettingValueByKey("head_park_x")
y_park = self.getSettingValueByKey("head_park_y")
trigger_command = self.getSettingValueByKey("trigger_command")
pause_length = self.getSettingValueByKey("pause_length")
retract = int(self.getSettingValueByKey("retract"))
zhop = self.getSettingValueByKey("zhop")
gcode_to_append = ";TimeLapse Begin\n"
last_x = 0
last_y = 0
last_z = 0
if park_print_head:
gcode_to_append += self.putValue(G=1, F=feed_rate,
X=x_park, Y=y_park) + " ;Park print head\n"
gcode_to_append += self.putValue(M=400) + " ;Wait for moves to finish\n"
gcode_to_append += trigger_command + " ;Snap Photo\n"
gcode_to_append += self.putValue(G=4, P=pause_length) + " ;Wait for camera\n"
for idx, layer in enumerate(data):
for line in layer.split("\n"):
if self.getValue(line, "G") in {0, 1}: # Track X,Y,Z location.
last_x = self.getValue(line, "X", last_x)
last_y = self.getValue(line, "Y", last_y)
last_z = self.getValue(line, "Z", last_z)
# Check that a layer is being printed
lines = layer.split("\n")
for line in lines:
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
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
break
return data
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