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Rename screw tubes to screw conveyors (t44)

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Player text says Screw conveyor; code uses screw (BP_SCREW, piece id
screw, screwIntake...). No compatibility code for old saves or
blueprints. Suite outputs match before and after apart from names.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
This commit is contained in:
44r0n7
2026-10-26 18:59:13 -04:00
co-authored by Claude Opus 5.5
parent 5e7069d637
commit 1f8a89db6a
45 changed files with 351 additions and 327 deletions
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src/render/smooth-shaders.js
+6 -6
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@@ -250,17 +250,17 @@ ${SM_SLOPE_DRAW}
}
}
else if ((nc >= 9 && nc <= 12) || (nc >= 19 && nc <= 22)) {
// screw tube: a copper pipe; what is inside shows through, and the screw's flights turn
// screw conveyor: a copper pipe; what is inside shows through, and the screw's flights turn
bool vert = nc == 9 || nc == 11;
float sp2 = nc == 9 ? -1.0 : nc == 10 ? 1.0 : nc == 11 ? 1.0 : -1.0;
float a = (vert ? fract(w.x * 0.25) : fract(w.y * 0.25)) * 4.0, along = vert ? w.y : w.x;
float tubeSD = -1.0, capRing = 0.0;
float screwSD = -1.0, capRing = 0.0;
if (nc >= 19) {
vec2 d = vec2(1.0, nc == 19 || nc == 21 ? -1.0 : 1.0);
vec4 tag = cellAt(tTree, c);
vec2 local = floor(tag.gb * 255.0 + 0.5) - 8.0 + fract(w) - 2.0;
int joins = int(tag.a * 255.0 + 0.5);
tubeSD = 100.0;
screwSD = 100.0;
for (int end = 0; end < 2; end++) {
int join = (joins >> (end * 3)) & 7;
float side = end == 0 ? -1.0 : 1.0;
@@ -269,8 +269,8 @@ ${SM_SLOPE_DRAW}
float t = dot(local, ray), cross2 = dot(local, vec2(-ray.y, ray.x));
float radius = length(vec2(cross2, min(0.0, t))), cap = t - (join == 0 ? 2.82842712 : 2.0);
float sd = max(radius - 2.0, join != 0 || (joins & (64 << end)) != 0 ? cap : -10.0);
if (sd < tubeSD) {
tubeSD = sd;
if (sd < screwSD) {
screwSD = sd;
a = 2.0 + (side * cross2 < 0.0 ? -radius : radius);
along = dot(w - local, d) * 0.70710678 + side * t;
capRing = (joins & (64 << end)) != 0 ? smoothstep(-0.55, -0.15, cap) : 0.0;
@@ -300,7 +300,7 @@ ${SM_SLOPE_DRAW}
if (nc >= 19) {
bool full = own.r + own.g + own.b > 0.0;
if (full) C = mix(C, own.rgb, 1.0 - smoothstep(0.36, 0.5, length(fract(w) - 0.5)));
C = mix(C, tc, 1.0 - smoothstep(2.0 - px, 2.0 + px, tubeSD + 2.0));
C = mix(C, tc, 1.0 - smoothstep(2.0 - px, 2.0 + px, screwSD + 2.0));
} else C = tc;
}
else if (nc == 6 || (nc >= 15 && nc <= 18)) {