The ultimate customizable pen holder (parametric)

This is the ULTIMATE pen holder, fully customizable to your desk/drawyer!You define the maximum height and width allowed for your space, along with the size of and number of holes desired in your pen holder, and the model will automatically output an optimized model fitting your needs (or intelligently error if the specified parameters are invalid).Important note: The total depth from the front of the pen holder to the back of the pen holder is naturally constrained by the other dimensions and can be calculated as total_height*sin(rot_angle) + total_holder_height*cos(rot_angle).This model has the following parameters that control the overall dimensions:total_height: the total height of the pen holder in mm. Defaults to 120mm.total_width: The total width of the part in mm. Defaults to 100mm.total_holder_height: The total height of the pen holder's face with the holes. Defaults to 60mm.rot_angle: The angle at which the holder part of the pen holder sits, in degrees. This is set to 45