95 lines
3.3 KiB
Python
Executable File
95 lines
3.3 KiB
Python
Executable File
#!/usr/bin/python
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from tkinter import Tk, Canvas, Frame, BOTH, EventType, ALL
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import argparse
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gcode_file_path = " "
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bedsizex = 0
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bedsizey = 0
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scale_factor = 1.0
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x_offset = 24.0
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y_offset = 24.0
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laser_on = False
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last_position = {"x": x_offset, "y": 720-y_offset} #set to initial start at home pos
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global canvas
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debug = True
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def parse_arguments():
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global gcode_file_path
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global bedsizex
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global bedsizey
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parser = argparse.ArgumentParser(description='Simulate gcode for laser plotter.')
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parser.add_argument("-i", "--input", dest='inputfile', metavar='data.gcode', help="path to gcode file", required=True)
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parser.add_argument("-bx", "--bedsizex", dest='bedsizex', default="376", help="x size of bed in mm", required=False)
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parser.add_argument("-by", "--bedsizey", dest='bedsizey', default="315", help="y size of bed in mm", required=False)
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args = parser.parse_args()
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gcode_file_path = args.inputfile
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bedsizex = int(args.bedsizex)
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bedsizey = int(args.bedsizey)
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def plot_paths(canvas):
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gcode_file = open(gcode_file_path, "r")
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for line in gcode_file.readlines():
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if(not line.startswith(';')): #filter comments
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#print(line)
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if(line.startswith('M5')):
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if(debug): print("[decoder] laser off")
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laser_on = False
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if(line.startswith('M3')):
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if(debug): print("[decoder] laser on")
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laser_on = True
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if(line.startswith('G1')):
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x = float(line[(int(line.find('X'))+1):(int(line.find('Y')-1))]) * (scale_factor*1) + x_offset
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y = (720-y_offset) - (float(line[(int(line.find('Y'))+1):(int(line.find(';')-1))])* (scale_factor*1))
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if(debug): print("[decoder] movement to " + str(x) + " " + str(y))
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if(laser_on == True):
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canvas.create_line(last_position["x"], last_position["y"], x, y, width=5, fill='red')
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else:
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canvas.create_line(last_position["x"], last_position["y"], x, y, width=3, fill='green')
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last_position["x"] = x
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last_position["y"] = y
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class SimulatorView(Frame):
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def __init__(self):
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global canvas
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super().__init__()
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canvas = Canvas(self)
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#canvas.bind("<B1-Motion>", lambda event: canvas.scan_dragto(event.x, event.y, gain=1))
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self.initUI()
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def initUI(self):
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self.master.title("gcode simulator")
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self.pack(fill=BOTH, expand=1)
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canvas.create_line(x_offset, y_offset, x_offset, (720-y_offset), width=2, fill='black')
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canvas.create_line(1280-x_offset, y_offset, 1280-x_offset, (720-y_offset), width=2, fill='black')
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canvas.create_line(x_offset, y_offset, 1280-x_offset, y_offset, width=2, fill='black')
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canvas.create_line(x_offset, (720-y_offset), 1280-x_offset, (720-y_offset), width=2, fill='black')
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plot_paths(canvas)
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canvas.pack(fill=BOTH, expand=1)
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def main():
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parse_arguments()
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if(bedsizex < bedsizey):
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scale_factor = float(720/bedsizey)
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else:
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scale_factor = float(1280/bedsizex)
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print("scale factor: " + str(scale_factor))
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#plot_paths(0)
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root = Tk()
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ex = SimulatorView()
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root.geometry(str(1280+int(x_offset))+"x"+str(720+int(y_offset))+"+300+300")
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root.mainloop()
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if __name__ == '__main__':
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main()
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