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Nakovalnya: casemate guns and plate seams emit their lines from the frame that draws them; the copied offsets are gone (geometry and lines unchanged)

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Co-Authored-By: Claude Sonnet 5.5 <noreply@anthropic.com>
This commit is contained in:
soul 2026-10-22 17:11:38 +02:00
commit 8d58bca27a
1 changed files with 17 additions and 11 deletions
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28
GameData/Mods/aetheria.nakovalnya/hull.scad
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@ -52,16 +52,21 @@ zh_mass(KEEL, lines=false); // under the hull: no top view
for (s = [-1, 1]) lp_at(t=[s*DX, 0, 0]) zh_mass(DRV, "secondary");
// ---- the casemate guns: lighter cast-steel barrels out of charcoal mantlets -----------------------------------------
MANTLET = [4.0, 1.2, 3.4];
module casemate_gun() {
zh_z("secondary") {
translate([0, GY - 0.3, GZ]) cbox([4.0, 1.2, 3.4], 0.2); // mantlet
translate([0, GY - 0.7, GZ]) rotate([0, 0, 180]) tube(BR*1.55, 1.8, 8); // barrel collar
translate([0, GY - 0.7 - BL, GZ]) cbox([BR*2.7, 1.6, BR*2.7], 0.12); // muzzle block
// mantlet frame: its fitting outline is drawn in the frame the mantlet is
lp_at(t=[0, GY - 0.3, GZ]) {
zh_z("secondary") cbox(MANTLET, 0.2);
lp_line("fitting", zh_rect(MANTLET.x, MANTLET.y, MANTLET.z/2), true);
}
// barrel frame: local +Y runs forward from the collar; the barrel's top line is drawn in the frame the barrel is
lp_at(t=[0, GY - 0.7, GZ], r=[0, 0, 180]) {
zh_z("secondary") tube(BR*1.55, 1.8, 8); // barrel collar
zh_z("primary") tube(BR, BL, 8);
zh_z("secondary") translate([0, BL, 0]) cbox([BR*2.7, 1.6, BR*2.7], 0.12); // muzzle block
zh_z("recess") translate([0, BL + 0.81, 0]) cube([BR*1.2, 0.05, BR*1.2], center=true);
lp_line("fitting", [[0, 0, BR], [0, BL, BR]]);
}
zh_z("primary") translate([0, GY - 0.7, GZ]) rotate([0, 0, 180]) tube(BR, BL, 8);
zh_z("recess") translate([0, GY - 0.7 - BL - 0.81, GZ]) cube([BR*1.2, 0.05, BR*1.2], center=true);
lp_line("fitting", [for (p = zh_rect(4.0, 1.2, GZ + 1.7)) p + [0, GY - 0.3, 0]], true);
lp_line("fitting", [[0, GY - 0.7, GZ + BR], [0, GY - 0.7 - BL, GZ + BR]]);
}
for (x = CX) lp_at(t=[x, 0, 0]) casemate_gun();
for (x = CX) lp_at(t=[x, 0, 0]) zh_on_top(CAS, -21.9, 0) zh_stripes(3.6, 0.6, 4);
@ -90,9 +95,10 @@ zh_on_top(T2, -3.6, 0) zh_serial(0.7, 4);
// ---- dorsal magazine hatches: two rows of four on the mid-deck, clear of the rim -----------------------------------
for (y = [-8.0, -3.4, 1.2, 5.6], u = [-0.78, 0.78]) zh_on_top(T1, y, u) zh_hatch(2.8, 3.0, dogs=false);
for (y = [0.5, 4.5]) zh_on_top(T2, y, 0) { // plate seams
zh_z("secondary") translate([0, 0, 0.06]) cube([8.4, 0.5, 0.2], center=true);
lp_line("seam", [[-4.2, 0, 0.16], [4.2, 0, 0.16]]);
PLATE_SEAM = [8.4, 0.5, 0.2];
for (y = [0.5, 4.5]) zh_on_top(T2, y, 0) lp_at(t=[0, 0, 0.06]) { // plate seams
zh_z("secondary") cube(PLATE_SEAM, center=true);
lp_line("seam", [[-PLATE_SEAM.x/2, 0, PLATE_SEAM.z/2], [PLATE_SEAM.x/2, 0, PLATE_SEAM.z/2]]);
}
// Feed collar for an Oboz: a lighter cast-steel flange ring standing proud of the flank round the kit collar.