}
}
-module InterlockEdgePlan(negative, nlobes, length) {
+module InterlockEdgePlan(negative, nlobes, length, dosquare=true) {
for (lobei = [ 0 : nlobes-1 ]) {
lobex = (length - thehd[0]*2) * (lobei ? lobei / (nlobes-1) : 0);
translate([lobex, 0, 0]) {
}
}
- iadj = interlock_sq_adj;
- slotshorter = negative ? 0 : interlock_fine_lenslop;
- mirror([0, negative])
- translate([slotshorter, iadj])
- square([length - slotshorter*2, interlock_fine + iadj*2]);
+ if (dosquare) {
+ iadj = 0;
+ slotshorter = negative ? 0 : interlock_fine_lenslop;
+ mirror([0, negative])
+ translate([slotshorter, iadj])
+ square([length - slotshorter*2, interlock_fine + iadj*2]);
+ }
}
module InterlockEdge(left_cnr, right_cnr, negative=0, nlobes=2) {
z1 = -tile_th/2 - protr / interlock_fine_slope;
z3 = -tile_th/2 + protr / interlock_fine_slope;
+ negsign = negative ? -1 : +1;
+ yprotr = negsign * protr;
+
INREFFRAME(left_cnr, right_cnr) {
- for (vsect = [ // zstart zend ystart, yend
+ for (vsect = [ // zs0 zs1 ys0, ys1
[ -tile_th-plusth, plusth, 0, 0],
- //[ z1, z2, 0, protr],
- //[ z2, z3, protr, 0],
+ [ z1, z2, 0, yprotr],
+ [ z2, z3, yprotr, 0],
]) {
- translate([0, 0, vsect[0]])
- linear_extrude(height=vsect[1]-vsect[0], convexity=10)
- InterlockEdgePlan(negative, nlobes, length);
+ zs0 = vsect[0];
+ zs1 = vsect[1];
+ zsd = zs1-zs0;
+ ys0 = vsect[2];
+ ys1 = vsect[3];
+ ysd = ys1-ys0;
+ sl = ysd/zsd;
+ m = [ [ 1,0, 0, 0 ],
+ [ 0,1, -sl, -ys0 + negsign*interlock_sq_adj ],
+ [ 0,0, 1, zs0 ],
+ [ 0,0, 0, 1 ] ];
+ multmatrix(m)
+ linear_extrude(height=zsd, convexity=10)
+ InterlockEdgePlan(negative, nlobes, length, !!ysd);
}
}
}