// -*- C -*-

whole_depth = 90;
whole_width = 120;

antifoot_width = 15;
antifoot_height = 15;
antifoot_slope = 1.0;
antifoot_depth = 10;
antifoot_base = 8;
antifoot_front = 5;

antifoot_back = antifoot_depth + antifoot_height/antifoot_slope;

module AntiFoot(){
  translate([-antifoot_front-antifoot_back, antifoot_width/2, 0])
    rotate([90,0,0])
    translate([antifoot_front, antifoot_base, 0])
    linear_extrude(height=antifoot_width)
    polygon([[-antifoot_front, -antifoot_base],
	   [-antifoot_front,  antifoot_height],
	   [0,               antifoot_height],
	   [0,               0],
	   [antifoot_depth,  0],
	   [antifoot_back, antifoot_height],
	   [antifoot_back, -antifoot_base]]);
}

module LeftLeg(){
  effective_depth = whole_depth - antifoot_back;
  translate([-effective_depth, -whole_width/2, 0])
    AntiFoot();
}

module RightLeg(){
  mirror([0,1,0]) LeftLeg();
}

module Stand(){
  LeftLeg();
  RightLeg();
}

Stand();