Gcode throughput stresstest

gcode-stresstest.py

# Stress test for command throughput
# Run like this:
# python gcode-stresstest.py > gcode-stresstest.gcode

from math import cos, sin, pi

radius = 5
height = 25
center = (radius*1.5, radius*1.5, height)
vertices = [2**i for i in range(2, 10)]
loops = 10
feedrate = 60
dwell_time = 2

print("G28")
print("G1 Z{height}".format(height=height))

for n in vertices:
    print("M117 Printing with {}".format(n))
    angle_step = 2*pi/n
    for l in range(loops):
        for v in range(n):
            print("G1 X{x} Y{y} F{f}".format(
                x=center[0]+radius*cos(angle_step*v),
                y=center[1]+radius*sin(angle_step*v),
                f=feedrate*60
            ))
        print("G1 X{x} Y{y} F{f}".format(
            x=center[0]+radius,
            y=center[1],
            f=feedrate*60
        ))
    print("M117 Printed with {}".format(n))
    print("G4 S{}".format(dwell_time))

print("M117 Test complete!")
print("G28")