FEDT: Supporting experiment design and execution in HCI fabrication research

fedt_experiment def test_print_shrinkage(): cube = VolumeFile("expt_stls/cube.stl") shrinkage_measurements = BatchMeasurements.empty() for infill_pattern in Parallel(['honeycomb','triangles','grid']): for repetition in Parallel(range(5)): fabbed_object = Printer.slice_and_print(cube, infill_pattern=infill_pattern, repetition=repetition) shrinkage_measurements += Calipers.measure_size(fabbed_object, "x-axis") shrinkage_measurements += Calipers.measure_size(fabbed_object, "y-axis") shrinkage_measurements += Calipers.measure_size(fabbed_object, "z-axis") summarize(shrinkage_measurements.get_all_data()) Experiment Start this creates virtual object #0 at default this creates virtual object #1 at expt_stls/cube.stl Loop for honeycomb Loop for triangles Loop for grid Loop for 0 Loop for 1 Repeat for 2, 3, 4... slice the file this creates virtual object #2 Run the printer this creates physical object #0 Measure object #0.

Align the calipers around the x-axis of the object,then close them around it.

Measure object #0.

Align the calipers around the y-axis of the object,then close them around it.

Measure object #0.

Align the calipers around the z-axis of the object,then close them around it. Converge slice the file this creates virtual object #3 Run the printer this creates physical object #1 Measure object #1.

Align the calipers around the x-axis of the object,then close them around it.

Measure object #1.

Align the calipers around the y-axis of the object,then close them around it.

Measure object #1.

Align the calipers around the z-axis of the object,then close them around it.

Loop for 1 Repeat for 2, 3, 4...