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@ -17,10 +17,13 @@ min_g1 = 3 |
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max_g1 = 1000 |
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# g29 keyword |
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g29_keyword = ';MarlinG29Script' |
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g29_keyword = 'g29' |
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g29_keyword = g29_keyword.upper() |
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# output filename |
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output_file = folder + 'g29_' + my_file |
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# input filename |
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input_file = folder + my_file |
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# offset makes the plane a little bit bigger |
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offset_x = 10 |
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@ -40,10 +43,12 @@ lines_of_g1 = 0 |
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gcode = [] |
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# return only g1-lines |
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def has_g1(line): |
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return line[:2].upper() == "G1" |
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# find position in g1 (x,y,z) |
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def find_axis(line, axis): |
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found = False |
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number = "" |
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@ -51,6 +56,8 @@ def find_axis(line, axis): |
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if found: |
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if char == ".": |
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number += char |
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elif char == "-": |
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number += char |
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else: |
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try: |
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int(char) |
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@ -65,6 +72,7 @@ def find_axis(line, axis): |
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return None |
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# save the min or max-values for each axis |
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def set_mima(line): |
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global min_x, max_x, min_y, max_y, last_z |
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@ -81,6 +89,7 @@ def set_mima(line): |
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return min_x, max_x, min_y, max_y |
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# find z in the code and return it |
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def find_z(gcode, start_at_line=0): |
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for i in range(start_at_line, len(gcode)): |
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my_z = find_axis(gcode[i], 'Z') |
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@ -104,27 +113,30 @@ def z_parse(gcode, start_at_line=0, end_at_line=0): |
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all_z.append(z) |
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z_at_line.append(i) |
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temp_line = i - last_i -1 |
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line_between_z.append(i - last_i - 1) |
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# last_z = z |
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last_i = i |
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if 0 < end_at_line <= i: |
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if 0 < end_at_line <= i or temp_line >= min_g1: |
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# print('break at line {} at heigth {}'.format(i, z)) |
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break |
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# print('{}:{}'.format(last_z, last_i)) |
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line_between_z = line_between_z[1:] |
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return all_z, line_between_z, z_at_line |
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# get the lines which should be the first layer |
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def get_lines(gcode, minimum): |
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i = 0 |
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all_z, line_between_z, z_at_line = z_parse(gcode, end_at_line=max_g1) |
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for count in line_between_z: |
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i += 1 |
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if count > minimum: |
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# print('layer: {}:{}'.format(z_at_line[i-1], z_at_line[i])) |
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return z_at_line[i - 1], z_at_line[i] |
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with open(folder+my_file, 'r') as file: |
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with open(input_file, 'r') as file: |
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lines = 0 |
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for line in file: |
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lines += 1 |
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@ -138,6 +150,8 @@ start, end = get_lines(gcode, min_g1) |
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for i in range(start, end): |
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set_mima(gcode[i]) |
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print('x_min:{} x_max:{}\ny_min:{} y_max:{}'.format(min_x, max_x, min_y, max_y)) |
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min_x = int(min_x) - offset_x |
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max_x = int(max_x) + offset_x |
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min_y = int(min_y) - offset_y |
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@ -149,18 +163,17 @@ new_command = 'G29 L{0} R{1} F{2} B{3} P{4}\n'.format(min_x, |
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max_y, |
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probing_points) |
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out_file = open(output_file, 'w') |
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print('out_file open') |
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input_file = open(my_file, 'r') |
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print('input_file open') |
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in_file = open(input_file, 'r') |
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for line in input_file: |
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if line[:len(g29_keyword)] == g29_keyword: |
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for line in in_file: |
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if line[:len(g29_keyword)].upper() == g29_keyword: |
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out_file.write(new_command) |
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print('write new_command') |
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print('write G29') |
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else: |
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out_file.write(line) |
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file.close() |
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out_file.close() |
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print('auto G29 finished') |
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