frontcurve_avoid_y = 70;
frontcurve_z_slop = 0.75;
+frontcurve_strt_len = 60;
+frontcurve_dualcurve_angle = 90 - 65;
+
// calculated
TEST = false;
cube(concat(topright_post-botleft_post, [tile_th+2]));
}
shufflesz = max(test_edge, tile_hard_edge_hole_dist)*2;
- hull(){ // poor man's minkowski
- for (xs=[-1,1]) for (ys=[-1,1]) for (zs=[-1,1]) {
- translate([xs,ys,zs] * shufflesz)
- Machine();
- }
+ minkowski(){
+ MachineEnvelope();
+ cube(shufflesz, center=true);
}
}
}
machine_front_profile);
skew_angle = atan2( first_front[1] - first_rear[1],
first_front[0] - first_rear[0] );
- echo(below_point, pol, skew_angle);
+ //echo(below_point, pol, skew_angle);
hull(){
for (z=[0,-40]) {
translate([0,z]) {
sh = -[abs(posbox[0]), abs(posbox[1])];
rot = atan2(-sideline[0], sideline[1]);
sc = scaleline_mm / scaleline;
- echo("SH",sh,rot,sc);
+ //echo("SH",sh,rot,sc);
scale(sc) rotate(rot) translate(sh){
import("sewing-table-rear-profile.dxf", convexity=10); // spline, Pink3
}
module Machine_NewRearCurve(){
slant = atan2(4,210-10);
- echo("SL",slant);
+ //echo("SL",slant);
translate([0,0, rearcurve_double_inrad]) rotate([slant,0,0]){
translate([ rearcurve_double_inrad,
0,
Machine_Curves();
}
+module MachineEnvelope(){
+ // used for testing
+ p_arm_bl = [-cutout_tile11_x, -cutout_tile01_y];
+ y_arm_t = cutout_tile11_y;
+ p_crv_fl = p_arm_bl + [rearedge_len, -frontcurve_avoid_y];
+ y_crv_b = y_arm_t + rearcurve_avoid_y;
+
+ translate([0,0,-50]) linear_extrude(height= 100){
+ translate(p_arm_bl) square([400, y_arm_t] - p_arm_bl);
+ translate(p_crv_fl) square([400, y_crv_b] - p_crv_fl);
+ }
+}
+
function Rectangle_corners(c0, sz) =
// returns the corners of a rectangle from c0 to c0+sz
// if sz is positive, the corners are anticlockwise starting with c0
FitTest_general([110,0], [170,100]);
}
-module FitTest_FrontCurve(){ ////toplevel
- FitTest_general([110,-80], [170,80]);
-}
-
module Tile02(){ ////toplevel
sz = [100,170];
c0 = tile02_tr + -sz;
sz = [250,170];
c0 = tile01_tr + [0,-sz[1]];
c = Rectangle_corners(c0, sz);
+
+ // the edge c[1]..c[2] needs a diagonal chunk, from c1bis to c2bis
+ c2bis = [ -cutout_l_end_x + rearedge_len + frontcurve_strt_len, c[2][1] ];
+ c1bis = [ c[1][0],
+ c[2][1] -
+ (c[2][0] - c2bis[0]) * tan(90 - frontcurve_dualcurve_angle) ];
+
cnr_posts = Rectangle_corners2posts(c);
cty = cutout_tile01_y;
rcy = cty + frontcurve_avoid_y;
}
RoundCornerCut(rcs);
Machine();
+ translate([0,0,-20]) linear_extrude(height=40) {
+ polygon([ c1bis, c1bis + [50,0], c2bis + [50,0], c2bis ]);
+ }
}
RoundCornerAdd(rcs);
}
+module FitTest_FrontCurve(){ ////toplevel
+ p0 = [110,-80];
+ sz = [170,80];
+ intersection() {
+ Tile00();
+ translate([0,0,-8]) linear_extrude(height=18) {
+ translate(p0) square(sz);
+ }
+ }
+}
+
module Demo(){ ////toplevel
translate(demo_slop*[-2,1]) color("blue") Tile12();
translate(demo_slop*[-2,0]) color("red") Tile02();
//Machine_Curves();
//Machine();
//FitTest();
+//MachineEnvelope();