allow negative values
and some more comments
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parent
76da32b567
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14f0250853
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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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