+
+module RegistrationProtrusion(){
+ // points towards the positive x axis
+ xsz = registrationprotrusion_poke;
+ ysz = registrationprotrusion_poke;
+ diag_sz = xsz * sqrt(2);
+ zsz = diag_sz / registrationprotrusion_slope;
+ hull(){
+ translate([0, 0, 0.1]){
+ linear_extrude(height=0.1)
+ polygon([[ 0, -ysz ],
+ [ xsz, 0 ],
+ [ 0, ysz ]]);
+ translate([-0.1, 0, zsz ])
+ rotate([0,0,45])
+ cube(0.1);
+ }
+ }
+}
+
+module Jig(){
+ for(end=[0,1]){
+ for(yfrac=[-1/2, 0, 1/2]){
+ translate([ end
+ ? jig_interval * (jig_iters - 0.5)
+ : -jig_interval/2,
+ yfrac * strap_width,
+ 0])
+ rotate([0,0, end ? 0 : 180])
+ translate([ jig_overlap, 0, 0 ])
+ RegistrationProtrusion();
+ }
+ }
+ for (i=[0:jig_iters-1]) {
+ translate([jig_interval * i, 0, 0])
+ OneJig();
+ }
+}
+
+module JigT(){ ////toplevel
+ translate([0,0,jig_main_zsz])
+ rotate([180,0,0])
+ Jig();
+}
+
+module PunchHolderT(){ ////toplevel
+ PunchHolder(true);
+}
+
+module Demo(){ ////toplevel
+ %PunchHolder();
+ Jig();
+}
+
+module Kit(){ ////toplevel
+ rotate([0,0,-45]){
+ JigT();
+ translate([(jig_iters-1)*jig_interval/2,
+ -strap_width,
+ 0])
+ PunchHolder();
+ }
+}
+