def rectangle_rounded_corners(x_center, y_center, x_dimension, y_dimension, corner_radius, tool_diameter, feed_rate,
z_feed_rate, from_z, to_z, step_z, safety_z):
r"""Generate Gcode to cut a rectangle with rounded corners
Parameters
----------
x_dimension : float
The dimension of the rectangle along the x axis
y_dimension : float
The dimension of the rectangle along the y axis
feed_rate : float
Feed rate in mm/min
Note
----
The milling head travels CCW around the rectangle
"""
gcode = list()
gcode.append(gcodes.g0_gcode(x=0, y=0, z=safety_z))
# go to start point (LOWER LEFT CORNER)
gcode.append(gcodes.g0_gcode(x=x_center - x_dimension / 2 + corner_radius,
y=y_center - y_dimension / 2 - tool_diameter / 2))
for h in _generate_heights(from_z, to_z, step_z):
gcode.append(gcodes.g1_gcode(z=h, feedrate=z_feed_rate))
# LOWER EDGE
gcode.append(gcodes.g1_gcode(x=x_center + x_dimension / 2 - corner_radius, feedrate=feed_rate))
# BOTTOM RIGHT CORNER
gcode.append(gcodes.g3_gcode(x_end_point=x_center + x_dimension / 2 + tool_diameter / 2,
y_end_point=y_center - y_dimension / 2 + corner_radius,
x_center_offset=0.0, y_center_offset=corner_radius + tool_diameter / 2,
spiral_end_altitude=h, feedrate=feed_rate))
# RIGHT EDGE
gcode.append(gcodes.g1_gcode(y=y_center + y_dimension / 2 - corner_radius, feedrate=feed_rate))
# UPPER RIGHT CORNER
gcode.append(gcodes.g3_gcode(x_end_point=x_center + x_dimension / 2 - corner_radius,
y_end_point=y_center + y_dimension / 2 + tool_diameter / 2,
x_center_offset=-corner_radius - tool_diameter / 2,
y_center_offset=0.0, spiral_end_altitude=h, feedrate=feed_rate))
# TOP EDGE
gcode.append(gcodes.g1_gcode(x=x_center - x_dimension / 2 + corner_radius, feedrate=feed_rate))
gcode.append(gcodes.g3_gcode(x_end_point=x_center - x_dimension / 2 - tool_diameter / 2,
y_end_point=y_center + y_dimension / 2 - corner_radius,
x_center_offset=0.0, y_center_offset=-corner_radius - tool_diameter / 2,
spiral_end_altitude=h, feedrate=feed_rate))
gcode.append(gcodes.g1_gcode(y=y_center - y_dimension / 2 + corner_radius, feedrate=feed_rate))
gcode.append(gcodes.g3_gcode(x_end_point=x_center - x_dimension / 2 + corner_radius,
y_end_point=y_center - y_dimension / 2 - tool_diameter / 2,
x_center_offset=corner_radius + tool_diameter / 2, y_center_offset=0.0,
spiral_end_altitude=h, feedrate=feed_rate))
gcode.append(gcodes.g1_gcode(z=safety_z, feedrate=feed_rate))
return ''.join(gcode)
def cylinder(x_center, y_center, cylinder_diameter, tool_diameter, feed_rate, from_z, to_z, step_z, safety_z):
r"""Generate Gcode to cut a cylinder"""
gcode = list()
gcode.append(gcodes.g0_gcode(z=safety_z))
gcode.append(gcodes.g0_gcode(x=x_center - (cylinder_diameter + tool_diameter) / 2 + tool_diameter / 2, y=y_center))
for h in _generate_heights(from_z, to_z, step_z):
gcode.append(gcodes.g3_gcode(x_center_offset=(cylinder_diameter + tool_diameter) / 2 - tool_diameter / 2,
y_center_offset=0, spiral_end_altitude=h, feedrate=feed_rate))
gcode.append(gcodes.g1_gcode(z=safety_z, feedrate=feed_rate))
return ''.join(gcode)
