Initial commit: LynkedUp Fusion site

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
This commit is contained in:
Goutam
2026-07-17 14:51:13 +05:30
commit 74e52e9dcd
53 changed files with 9703 additions and 0 deletions
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import "@fontsource-variable/inter";
import "@fontsource/jetbrains-mono/400.css";
import "@fontsource/jetbrains-mono/500.css";
import "@fontsource/jetbrains-mono/600.css";
import "./styles.css";
console.log("%cCreated by Sarthak", "font-size:14px;font-weight:700;color:#F2A83B;");
(function(){
var reduced = matchMedia("(prefers-reduced-motion: reduce)").matches;
var finePointer = matchMedia("(pointer: fine)").matches;
/* ---------- scrollbar materialises only while scrolling ---------- */
(function(){
var to = null;
addEventListener("scroll", function(){
document.documentElement.classList.add("scrolling");
clearTimeout(to);
to = setTimeout(function(){ document.documentElement.classList.remove("scrolling"); }, 900);
}, { passive: true, capture: true });
})();
/* ---------- mobile scroll progress bar ---------- */
(function(){
var bar = document.getElementById("mprogBar");
if(!bar) return;
var raf = null;
function upd(){
raf = null;
var doc = document.scrollingElement || document.documentElement;
var max = Math.max(1, doc.scrollHeight - innerHeight);
bar.style.transform = "scaleX(" + Math.min(1, window.scrollY / max).toFixed(4) + ")";
}
addEventListener("scroll", function(){ if(raf == null) raf = requestAnimationFrame(upd); }, { passive: true });
upd();
})();
/* ---------- mobile nav ---------- */
(function(){
var mb = document.getElementById("menuBtn");
if(!mb) return;
mb.addEventListener("click", function(){
var open = document.body.classList.toggle("nav-open");
mb.setAttribute("aria-expanded", open ? "true" : "false");
});
[].slice.call(document.querySelectorAll(".nav-links a")).forEach(function(a){
a.addEventListener("click", function(){
document.body.classList.remove("nav-open");
mb.setAttribute("aria-expanded", "false");
});
});
})();
/* ---------- footer: hail alerts by ZIP ---------- */
(function(){
var form = document.getElementById("zipForm");
if(!form) return;
var zin = document.getElementById("zipInput");
form.addEventListener("submit", function(e){
e.preventDefault();
var v = zin.value.trim();
if(!/^\d{5}$/.test(v)){ zin.focus(); zin.select(); return; }
form.innerHTML = "<div class='fa-done'><span class='tag'>&#9873; WATCHING " + v + "</span>" +
"<span>First alert lands after the next radar-verified swath. No spam, only storms.</span></div>";
});
})();
/* ---------- station rail: generic, built from any [data-rail] section on the page ---------- */
(function(){
var rail = document.getElementById("rail"), track = document.getElementById("railTrack");
if(!rail || !track) return;
var car = document.getElementById("railCar"), read = document.getElementById("railRead");
var secs = [].slice.call(document.querySelectorAll("[data-rail]")).map(function(el){
return { el: el, label: el.getAttribute("data-rail") };
});
if(!secs.length) return;
var nodes = secs.map(function(s){
var b = document.createElement("button");
b.className = "rail-node"; b.type = "button"; b.title = s.label;
b.setAttribute("aria-label", s.label);
b.addEventListener("click", function(){
scrollTo({top:s.el.offsetTop - 52, behavior:reduced ? "auto" : "smooth"});
});
track.appendChild(b);
return b;
});
var tops = [], maxScroll = 1;
function layout(){
var doc = document.scrollingElement || document.documentElement;
maxScroll = Math.max(1, doc.scrollHeight - innerHeight);
tops = secs.map(function(s){ return Math.max(0, Math.min(s.el.offsetTop - 52, maxScroll)); });
tops.forEach(function(tp, i){ nodes[i].style.top = (tp / maxScroll * 100) + "%"; });
}
var carP = 0, target = 0, actLabel = "", raf = null, lastT = 0;
function frame(now){
var rawDt = lastT ? now - lastT : 16;
var dt = Math.min(rawDt, 50);
lastT = now;
var k = rawDt > 400 ? 1 : 1 - Math.exp(-dt / 110);
carP += (target - carP) * k;
if(Math.abs(target - carP) < .0005) carP = target;
car.style.top = (carP * 100) + "%";
read.textContent = actLabel + " · " + Math.round(carP * 100) + "%";
if(carP === target){ raf = null; lastT = 0; return; }
raf = requestAnimationFrame(frame);
}
function upd(){
var doc = document.scrollingElement || document.documentElement;
if(Math.abs(doc.scrollHeight - innerHeight - maxScroll) > 2) layout();
var y = window.scrollY;
target = Math.max(0, Math.min(1, y / maxScroll));
var act = 0;
tops.forEach(function(tp, i){ if(y >= tp - innerHeight * .35) act = i; });
if(maxScroll - y < 4) act = secs.length - 1;
nodes.forEach(function(n, i){ n.classList.toggle("on", i === act); });
actLabel = secs[act].label;
if(raf == null){ lastT = 0; raf = requestAnimationFrame(frame); }
}
addEventListener("scroll", upd, {passive:true});
addEventListener("resize", function(){ layout(); upd(); });
addEventListener("load", function(){ layout(); upd(); });
layout(); upd();
})();
/* ---------- scroll reveals: 150ms, 60ms stagger ---------- */
var revealEls = [].slice.call(document.querySelectorAll(".reveal"));
if(!reduced && "IntersectionObserver" in window){
var groups = new Map();
var io = new IntersectionObserver(function(entries){
entries.forEach(function(e){
if(!e.isIntersecting && e.boundingClientRect.top >= 0) return;
io.unobserve(e.target);
var parent = e.target.parentElement;
var idx = groups.get(parent) || 0;
groups.set(parent, idx + 1);
setTimeout(function(){ e.target.classList.add("in"); }, idx * 60);
setTimeout(function(){ groups.set(parent, Math.max(0,(groups.get(parent)||1)-1)); }, 400);
});
}, {threshold:.15});
revealEls.forEach(function(el){ io.observe(el); });
} else {
revealEls.forEach(function(el){ el.classList.add("in"); });
}
/* ---------- card tilt physics (spring, with glare tracking) ---------- */
if(finePointer && !reduced){
[].slice.call(document.querySelectorAll(".risk-card,.founder-card,.feat,.terms-card")).forEach(function(el){
var rx=0,ry=0,tx=0,ty=0,vx=0,vy=0,raf=null,over=false;
function frame(){
vx+=(tx-rx)*.16; vy+=(ty-ry)*.16; vx*=.72; vy*=.72;
rx+=vx; ry+=vy;
if(!over && Math.abs(rx)<.02 && Math.abs(ry)<.02 && Math.abs(vx)<.02 && Math.abs(vy)<.02){
el.style.transform=""; raf=null; return;
}
el.style.transform="perspective(900px) rotateX("+rx.toFixed(2)+"deg) rotateY("+ry.toFixed(2)+"deg) translateY(-2px)";
raf=requestAnimationFrame(frame);
}
el.addEventListener("pointerenter",function(){
over=true; el.classList.add("tilting");
if(!raf) raf=requestAnimationFrame(frame);
});
el.addEventListener("pointermove",function(e){
var r=el.getBoundingClientRect();
var px=(e.clientX-r.left)/r.width, py=(e.clientY-r.top)/r.height;
ty=(px-.5)*5; tx=(.5-py)*5;
el.style.setProperty("--gx",(px*100)+"%");
el.style.setProperty("--gy",(py*100)+"%");
});
el.addEventListener("pointerleave",function(){ over=false; tx=0; ty=0; });
});
}
})();
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import "@fontsource-variable/inter";
import "@fontsource/jetbrains-mono/400.css";
import "@fontsource/jetbrains-mono/500.css";
import "@fontsource/jetbrains-mono/600.css";
import "./styles.css";
console.log("%cCreated by Sarthak", "font-size:14px;font-weight:700;color:#F2A83B;");
(function(){
var reduced = matchMedia("(prefers-reduced-motion: reduce)").matches;
/* ---------- scrollbar materialises only while scrolling ---------- */
(function(){
var to = null;
addEventListener("scroll", function(){
document.documentElement.classList.add("scrolling");
clearTimeout(to);
to = setTimeout(function(){ document.documentElement.classList.remove("scrolling"); }, 900);
}, { passive: true, capture: true });
})();
/* ---------- mobile scroll progress bar ---------- */
(function(){
var bar = document.getElementById("mprogBar");
if(!bar) return;
var raf = null;
function upd(){
raf = null;
var doc = document.scrollingElement || document.documentElement;
var max = Math.max(1, doc.scrollHeight - innerHeight);
bar.style.transform = "scaleX(" + Math.min(1, window.scrollY / max).toFixed(4) + ")";
}
addEventListener("scroll", function(){ if(raf == null) raf = requestAnimationFrame(upd); }, { passive: true });
upd();
})();
/* ---------- mobile nav ---------- */
(function(){
var mb = document.getElementById("menuBtn");
if(!mb) return;
mb.addEventListener("click", function(){
var open = document.body.classList.toggle("nav-open");
mb.setAttribute("aria-expanded", open ? "true" : "false");
});
[].slice.call(document.querySelectorAll(".nav-links a")).forEach(function(a){
a.addEventListener("click", function(){
document.body.classList.remove("nav-open");
mb.setAttribute("aria-expanded", "false");
});
});
})();
/* ---------- footer: hail alerts by ZIP ---------- */
(function(){
var form = document.getElementById("zipForm");
if(!form) return;
var zin = document.getElementById("zipInput");
form.addEventListener("submit", function(e){
e.preventDefault();
var v = zin.value.trim();
if(!/^\d{5}$/.test(v)){ zin.focus(); zin.select(); return; }
form.innerHTML = "<div class='fa-done'><span class='tag'>&#9873; WATCHING " + v + "</span>" +
"<span>First alert lands after the next radar-verified swath. No spam, only storms.</span></div>";
});
})();
/* ---------- station rail: section index ---------- */
(function(){
var rail = document.getElementById("rail"), track = document.getElementById("railTrack");
if(!rail || !track) return;
var car = document.getElementById("railCar"), read = document.getElementById("railRead");
var defs = [
["intro","01 · FAQ"], ["ov","02 · OVERVIEW"], ["sales","03 · SALES"], ["canvas","04 · PROCANVAS"],
["projects","05 · PROJECTS"], ["ownersbox","06 · OWNERS BOX"], ["ai","07 · AI"],
["reporting","08 · REPORTING"], ["fit","09 · FIT"], ["roadmap","10 · ROADMAP"],
["founders","11 · FOUNDERS"], ["about","12 · ABOUT"], ["cta","13 · BOOK"]
];
var secs = defs.map(function(d){ return {el:document.getElementById(d[0]), label:d[1]}; })
.filter(function(s){ return s.el; });
var nodes = secs.map(function(s){
var b = document.createElement("button");
b.className = "rail-node"; b.type = "button"; b.title = s.label;
b.setAttribute("aria-label", s.label);
b.addEventListener("click", function(){
scrollTo({top:s.el.offsetTop - 52, behavior:reduced ? "auto" : "smooth"});
});
track.appendChild(b);
return b;
});
var tops = [], maxScroll = 1;
function layout(){
var doc = document.scrollingElement || document.documentElement;
maxScroll = Math.max(1, doc.scrollHeight - innerHeight);
/* nodes live in the SAME space as the carriage: clamped scroll position / max scroll */
tops = secs.map(function(s){ return Math.max(0, Math.min(s.el.offsetTop - 52, maxScroll)); });
tops.forEach(function(tp, i){ nodes[i].style.top = (tp / maxScroll * 100) + "%"; });
}
var carP = 0, target = 0, actLabel = "", raf = null, lastT = 0;
function frame(now){
var rawDt = lastT ? now - lastT : 16;
var dt = Math.min(rawDt, 50);
lastT = now;
var k = rawDt > 400 ? 1 : 1 - Math.exp(-dt / 110);
carP += (target - carP) * k;
if(Math.abs(target - carP) < .0005) carP = target;
car.style.top = (carP * 100) + "%";
read.textContent = actLabel + " · " + Math.round(carP * 100) + "%";
if(carP === target){ raf = null; lastT = 0; return; }
raf = requestAnimationFrame(frame);
}
function upd(){
var doc = document.scrollingElement || document.documentElement;
if(Math.abs(doc.scrollHeight - innerHeight - maxScroll) > 2) layout();
var y = window.scrollY;
target = Math.max(0, Math.min(1, y / maxScroll));
var act = 0;
tops.forEach(function(tp, i){ if(y >= tp - innerHeight * .35) act = i; });
if(maxScroll - y < 4) act = secs.length - 1;
nodes.forEach(function(n, i){ n.classList.toggle("on", i === act); });
actLabel = secs[act].label;
if(raf == null){ lastT = 0; raf = requestAnimationFrame(frame); }
}
addEventListener("scroll", upd, {passive:true});
addEventListener("resize", function(){ layout(); upd(); });
addEventListener("load", function(){ layout(); upd(); });
layout(); upd();
})();
/* ---------- scroll reveals: 150ms, 60ms stagger ---------- */
var revealEls = [].slice.call(document.querySelectorAll(".reveal"));
if(!reduced && "IntersectionObserver" in window){
var groups = new Map();
var io = new IntersectionObserver(function(entries){
entries.forEach(function(e){
if(!e.isIntersecting && e.boundingClientRect.top >= 0) return;
io.unobserve(e.target);
var parent = e.target.parentElement;
var idx = groups.get(parent) || 0;
groups.set(parent, idx + 1);
setTimeout(function(){ e.target.classList.add("in"); }, idx * 60);
setTimeout(function(){ groups.set(parent, Math.max(0,(groups.get(parent)||1)-1)); }, 400);
});
}, {threshold:.15});
revealEls.forEach(function(el){ io.observe(el); });
} else {
revealEls.forEach(function(el){ el.classList.add("in"); });
}
/* ---------- FAQ search filter ---------- */
(function(){
var input = document.getElementById("faqSearch");
if(!input) return;
var count = document.getElementById("faqCount");
var groups = [].slice.call(document.querySelectorAll(".faq-cat")).map(function(cat){
return {
cat: cat,
rows: [].slice.call(cat.querySelectorAll(".faq details")).map(function(d){
return { el: d, text: d.textContent.toLowerCase() };
})
};
});
function run(){
var q = input.value.trim().toLowerCase();
var shown = 0;
groups.forEach(function(group){
var visible = 0;
group.rows.forEach(function(row){
var match = !q || row.text.indexOf(q) !== -1;
row.el.classList.toggle("hide", !match);
if(match) visible++;
});
group.cat.classList.toggle("hide", visible === 0);
shown += visible;
});
if(count) count.textContent = q ? shown + " match" + (shown === 1 ? "" : "es") + " for “" + input.value.trim() + "”" : "";
dispatchEvent(new Event("resize"));
}
input.addEventListener("input", run);
})();
})();
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import * as THREE from "three";
const v = (x, y, z) => new THREE.Vector3(x, y, z);
function mk(geo, mat) {
const m = new THREE.Mesh(geo, mat);
m.castShadow = true;
m.receiveShadow = true;
return m;
}
function box(w, h, d, mat, x = 0, y = 0, z = 0) {
const m = mk(new THREE.BoxGeometry(w, h, d), mat);
m.position.set(x, y, z);
return m;
}
function quadGeo(a, b, c, d) {
const g = new THREE.BufferGeometry();
g.setFromPoints([a, b, c, a, c, d]);
g.computeVertexNormals();
const uv = new Float32Array([0, 0, 1, 0, 1, 1, 0, 0, 1, 1, 0, 1]);
g.setAttribute("uv", new THREE.BufferAttribute(uv, 2));
return g;
}
function triGeo(a, b, c) {
const g = new THREE.BufferGeometry();
g.setFromPoints([a, b, c]);
g.computeVertexNormals();
g.setAttribute("uv", new THREE.BufferAttribute(new Float32Array([0, 0, 1, 0, 0.5, 1]), 2));
return g;
}
/* thin cap box laid along segment a->b (ridge caps, hip caps, highlights) */
function capAlong(a, b, mat, h = 0.55, w = 1.35) {
const len = a.distanceTo(b);
const m = box(len, h, w, mat);
m.position.copy(a).add(b).multiplyScalar(0.5);
const dir = v(0, 0, 0).subVectors(b, a).normalize();
m.quaternion.setFromUnitVectors(v(1, 0, 0), dir);
return m;
}
/* ---------------- roof builders (geometry == measurement source) ------------- */
function gableRoof({ span, len, pitch, oE = 1.5, oG = 1.2, y0, matFront, matBack, capMat, fasciaMat }) {
const p = pitch / 12, th = 0.45;
const theta = Math.atan(p);
const rise = (span / 2) * p;
const ridgeY = y0 + rise;
const halfH = span / 2 + oE;
const slopeLen = halfH / Math.cos(theta);
const eaveY = ridgeY - halfH * p;
const g = new THREE.Group();
const geo = new THREE.BoxGeometry(len + 2 * oG, th, slopeLen);
for (const s of [1, -1]) {
const m = mk(geo, s === 1 ? matFront : matBack);
m.rotation.x = s * theta;
m.position.set(0, (ridgeY + eaveY) / 2 + th * 0.5, (s * halfH) / 2);
g.add(m);
}
g.add(box(len + 2 * oG + 0.3, 0.5, 1.5, capMat, 0, ridgeY + 0.45, 0));
for (const s of [1, -1]) g.add(box(len + 2 * oG, 0.85, 0.4, fasciaMat, 0, eaveY, s * halfH));
const hl = len / 2 + oG;
return {
g,
area: 2 * (len + 2 * oG) * slopeLen,
capLf: len,
ridgeY, eaveY,
ridgeSeg: [v(-hl, ridgeY + 0.5, 0), v(hl, ridgeY + 0.5, 0)],
eaveSegs: [
[v(-hl, eaveY, halfH), v(hl, eaveY, halfH)],
[v(-hl, eaveY, -halfH), v(hl, eaveY, -halfH)],
],
};
}
function hipRoof({ span, len, pitch, oE = 1.5, y0, mat, capMat, fasciaMat }) {
const p = pitch / 12;
const rise = (span / 2) * p;
const ridgeY = y0 + rise;
const eaveY = y0 - oE * p;
const dY = ridgeY - eaveY;
const halfW = span / 2 + oE, halfL = len / 2 + oE;
const rl = Math.max(0, len - span) / 2;
const R1 = v(-rl, ridgeY, 0), R2 = v(rl, ridgeY, 0);
const E = [v(-halfL, eaveY, halfW), v(halfL, eaveY, halfW), v(halfL, eaveY, -halfW), v(-halfL, eaveY, -halfW)];
const g = new THREE.Group();
g.add(mk(quadGeo(E[0], E[1], R2, R1), mat));
g.add(mk(quadGeo(E[2], E[3], R1, R2), mat));
g.add(mk(triGeo(E[1], E[2], R2), mat));
g.add(mk(triGeo(E[3], E[0], R1), mat));
for (const s of [1, -1]) g.add(box(2 * halfL, 0.85, 0.4, fasciaMat, 0, eaveY, s * halfW));
for (const s of [1, -1]) {
const f = box(2 * halfW, 0.85, 0.4, fasciaMat, s * halfL, eaveY, 0);
f.rotation.y = Math.PI / 2;
g.add(f);
}
const hipSegs = [[E[0], R1], [E[3], R1], [E[1], R2], [E[2], R2]];
hipSegs.forEach((s) => g.add(capAlong(s[0].clone().add(v(0, 0.35, 0)), s[1].clone().add(v(0, 0.35, 0)), capMat)));
if (rl > 0.1) g.add(box(rl * 2 + 0.4, 0.5, 1.5, capMat, 0, ridgeY + 0.4, 0));
const slopeLen = Math.hypot(halfW, dY);
const endSlope = Math.hypot(halfL - rl, dY);
const area = 2 * ((2 * halfL + 2 * rl) / 2) * slopeLen + 2 * 0.5 * (2 * halfW) * endSlope;
const capLf = rl * 2 + hipSegs.reduce((a, s) => a + s[0].distanceTo(s[1]), 0);
return { g, area, capLf, ridgeY, eaveY, ridgeSeg: [R1.clone().add(v(0, 0.6, 0)), R2.clone().add(v(0, 0.6, 0))], eaveSegs: [[E[0], E[1]], [E[3], E[2]]], hipSegs };
}
/* ---------------- kit parts ------------------------------------------------ */
function windowUnit(M, w = 3.2, h = 4.4) {
const g = new THREE.Group();
g.add(box(w + 0.55, h + 0.55, 0.32, M.trim));
const gl = box(w, h, 0.16, M.glass, 0, 0, 0.12);
g.add(gl);
g.add(box(w, 0.14, 0.1, M.trim, 0, 0, 0.22));
g.add(box(0.14, h, 0.1, M.trim, 0, 0, 0.22));
return g;
}
function doorUnit(M, mat, w = 3.1, h = 6.9) {
const g = new THREE.Group();
g.add(box(w + 0.6, h + 0.4, 0.3, M.trim, 0, 0.1, 0));
g.add(box(w, h, 0.24, mat, 0, 0, 0.12));
g.add(box(0.5, 0.12, 0.34, M.trim, w / 2 - 0.5, 0, 0.14));
return g;
}
function put(parent, obj, x, y, z, rotY = 0) {
obj.position.set(x, y, z);
obj.rotation.y = rotY;
parent.add(obj);
return obj;
}
function chimney(M, h, x, z, w = 3.4, d = 3) {
const g = new THREE.Group();
g.add(box(w, h, d, M.brick, 0, h / 2, 0));
g.add(box(w + 0.8, 0.6, d + 0.8, M.concrete, 0, h + 0.3, 0));
g.add(box(1.3, 1, 1.1, M.porchRoof, 0, h + 1, 0));
g.position.set(x, 0, z);
return g;
}
function tree(M, s = 1) {
const g = new THREE.Group();
const trunk = mk(new THREE.CylinderGeometry(0.45 * s, 0.7 * s, 7 * s, 7), M.trunk);
trunk.position.y = 3.5 * s;
g.add(trunk);
[[0, 9.6, 0, 4.3], [2.1, 7.8, 1.1, 3], [-1.9, 8.2, -0.8, 3.2]].forEach((f, i) => {
const fol = mk(new THREE.IcosahedronGeometry(f[3] * s, 1), i === 1 ? M.foliage2 : M.foliage);
fol.position.set(f[0] * s, f[1] * s, f[2] * s);
g.add(fol);
});
return g;
}
function shrub(M, s = 1) {
const m = mk(new THREE.IcosahedronGeometry(1.15 * s, 1), M.foliage2);
m.scale.y = 0.75;
m.position.y = 0.85 * s;
return m;
}
function mailbox(M) {
const g = new THREE.Group();
g.userData.ink = "site";
g.add(box(0.28, 3.6, 0.28, M.trunk, 0, 1.8, 0));
g.add(box(1.5, 0.9, 0.8, M.porchRoof, 0.3, 3.9, 0));
return g;
}
function pediment(M, mat, span, rise, x, y0, alongZ = false) {
const a = alongZ ? v(x, y0, -span / 2) : v(-span / 2, y0, x);
const b = alongZ ? v(x, y0, span / 2) : v(span / 2, y0, x);
const c = alongZ ? v(x, y0 + rise, 0) : v(0, y0 + rise, x);
const mm = mk(triGeo(a, b, c), mat);
mm.material = mm.material.clone();
mm.material.side = THREE.DoubleSide;
return mm;
}
function hlFromSegs(M, segs, w = 1.7) {
const g = new THREE.Group();
segs.forEach((s) => g.add(capAlong(s[0].clone().add(v(0, 0.35, 0)), s[1].clone().add(v(0, 0.35, 0)), M.hlAmber, 0.7, w)));
g.visible = false;
return g;
}
/* translucent wash over the main roof slopes, so the "roof" line-item hover reads
as prominently as the ridge/eave bar highlights instead of just a thin edge tint */
function hlRoofWash(M, roof, hip) {
const lift = v(0, 0.12, 0);
const up = (p) => p.clone().add(lift);
const R = roof.ridgeSeg, E = roof.eaveSegs;
const faces = [
quadGeo(up(E[0][0]), up(E[0][1]), up(R[1]), up(R[0])),
quadGeo(up(E[1][1]), up(E[1][0]), up(R[0]), up(R[1])),
];
if (hip) {
faces.push(triGeo(up(E[0][1]), up(E[1][1]), up(R[1])));
faces.push(triGeo(up(E[1][0]), up(E[0][0]), up(R[0])));
}
const g = new THREE.Group();
faces.forEach((geo) => {
const m = new THREE.Mesh(geo, M.hlFace);
m.castShadow = false;
m.receiveShadow = false;
g.add(m);
});
g.visible = false;
g.userData.ink = "skip";
return g;
}
/* ---------------- the three houses ---------------------------------------- */
export function buildGable(M) {
const g = new THREE.Group();
const MW = 42, MD = 28, WH = 19, PITCH = 6;
const rise = (MD / 2) * (PITCH / 12);
const roofF = M.shingle.clone(), roofB = M.shingle.clone();
const roofG1 = M.shingle.clone(), roofG2 = M.shingle.clone();
g.add(box(MW + 1, 1.4, MD + 1, M.concrete, 0, 0.7, 0)); /* foundation plinth */
g.add(box(MW, WH, MD, M.sidingWhite, 0, WH / 2 + 1, 0));
g.add(pediment(M, M.sidingWhite, MD, rise, MW / 2, WH + 1, true));
g.add(pediment(M, M.sidingWhite, MD, rise, -MW / 2, WH + 1, true));
const roof = gableRoof({ span: MD, len: MW, pitch: PITCH, y0: WH + 1, matFront: roofF, matBack: roofB, capMat: M.fascia, fasciaMat: M.fascia });
g.add(roof.g);
const roofWash = hlRoofWash(M, roof, false);
g.add(roofWash);
/* attached garage, gable facing the street */
const GW = 20, GD = 22, GH = 10;
const gx = MW / 2 + GW / 2 - 0.2, gz = MD / 2 - GD / 2;
g.add(box(GW + 0.8, 1.2, GD + 0.8, M.concrete, gx, 0.6, gz));
g.add(box(GW, GH, GD, M.sidingWhite, gx, GH / 2 + 1, gz));
const grise = (GW / 2) * (PITCH / 12);
const gRoofGrp = new THREE.Group();
const gRoof = gableRoof({ span: GW, len: GD, pitch: PITCH, y0: GH + 1, matFront: roofG1, matBack: roofG2, capMat: M.fascia, fasciaMat: M.fascia });
gRoofGrp.add(gRoof.g);
gRoofGrp.rotation.y = Math.PI / 2;
gRoofGrp.position.set(gx, 0, gz);
g.add(gRoofGrp);
const pedF = pediment(M, M.sidingWhite, GW, grise, 0, GH + 1, false);
pedF.position.set(gx, 0, MD / 2 - 0.01);
g.add(pedF);
put(g, doorUnit(M, M.garage, 16, 7.6), gx, 4.9, MD / 2 + 0.1);
put(g, chimney(M, WH + rise + 5, -MW / 2 - 1.7, -4));
/* porch over the front door */
const px = -8;
g.add(box(9.5, 0.9, 5.5, M.concrete, px, 0.45, MD / 2 + 2.6));
[[-4, 2.2], [4, 2.2], [-4, 4.9], [4, 4.9]].forEach((pp) =>
g.add(box(0.55, 8.6, 0.55, M.trim, px + pp[0], 5.2, MD / 2 + pp[1])));
const pr = box(11, 0.4, 7, M.porchRoof, px, 10.2, MD / 2 + 2.8);
pr.rotation.x = 0.12;
g.add(pr);
put(g, doorUnit(M, M.doorRed), px, 4.45, MD / 2 + 0.12);
/* windows */
const F = MD / 2 + 0.1;
[-16, -8, 0, 8, 16].forEach((x) => put(g, windowUnit(M), x, 15.6, F));
[-16, 0, 8, 16].forEach((x) => put(g, windowUnit(M, 3.2, 5), x, 6.4, F));
[-14, -4, 6, 16].forEach((x) => put(g, windowUnit(M), x, 15.6, -F));
[-14, 4, 14].forEach((x) => put(g, windowUnit(M, 3.2, 5), x, 6.4, -F));
[-6, 6].forEach((z) => put(g, windowUnit(M), -MW / 2 - 0.1, 15.6, z, -Math.PI / 2));
put(g, windowUnit(M, 2.6, 3.4), gx + GW / 2 + 0.1, 6, gz, Math.PI / 2);
/* grounds */
g.add(box(17, 0.14, 30, M.asphalt, gx, 0.08, MD / 2 + 15));
g.add(box(3.4, 0.12, 26, M.concrete, px, 0.07, MD / 2 + 13));
put(g, mailbox(M), px + 5, 0, 41);
put(g, tree(M, 1.15), -33, 0, -15);
put(g, tree(M, 0.9), 29, 0, -24);
put(g, tree(M, 0.75), -31, 0, 14);
[-18, -13, -3, 3, 13, 18].forEach((x, i) => put(g, shrub(M, 1 + (i % 3) * 0.18), x, 0, MD / 2 + 2.2));
const area = Math.round(roof.area + gRoof.area);
return {
group: g,
measure: { roofSqFt: area, ridgeLf: Math.round(roof.capLf + gRoof.capLf), facets: 5 },
anchors: {
spanA: v(-MW / 2, 0.4, MD / 2), spanB: v(MW / 2, 0.4, MD / 2),
peakTop: v(-MW / 2, WH + 1 + rise + 0.6, 0), peakBase: v(-MW / 2, 0, 0),
pitchAt: v(-MW / 2 - 1.2, roof.eaveY, MD / 2 + 1.5),
},
hl: {
ridge: hlFromSegs(M, [roof.ridgeSeg, [v(gx, gRoof.ridgeY + 0.5, gz - GD / 2 - 1.2), v(gx, gRoof.ridgeY + 0.5, gz + GD / 2 + 1.2)]]),
eave: hlFromSegs(M, roof.eaveSegs),
roof: roofWash,
roofMats: [roofF, roofB, roofG1, roofG2],
damage: null,
},
};
}
export function buildHip(M) {
const g = new THREE.Group();
const RW = 46, RD = 26, WH = 10.5, PITCH = 6;
const roofM = M.shingleWarm.clone(), roofG = M.shingleWarm.clone(), roofS = M.shingleWarm.clone();
g.add(box(RW + 1, 1.2, RD + 1, M.concrete, 0, 0.6, 0));
g.add(box(RW, WH, RD, M.sidingBeige, 0, WH / 2 + 1, 0));
const roof = hipRoof({ span: RD, len: RW, pitch: PITCH, y0: WH + 1, mat: roofM, capMat: M.fascia, fasciaMat: M.fascia });
g.add(roof.g);
const roofWash = hlRoofWash(M, roof, true);
g.add(roofWash);
/* attached hip garage, protruding toward the street */
const GW = 20, GH = 9;
const gx = 14, gz = RD / 2 + GW / 2 - 1;
g.add(box(GW + 0.8, 1.1, GW + 0.8, M.concrete, gx, 0.55, gz));
g.add(box(GW, GH, GW, M.sidingBeige, gx, GH / 2 + 1, gz));
const gRoof = hipRoof({ span: GW, len: GW, pitch: PITCH, y0: GH + 1, mat: roofG, capMat: M.fascia, fasciaMat: M.fascia });
gRoof.g.position.set(gx, 0, gz);
g.add(gRoof.g);
put(g, doorUnit(M, M.garage, 15, 7.2), gx, 4.7, gz + GW / 2 + 0.1);
/* windows + door on the clear side of the facade */
const F = RD / 2 + 0.1;
put(g, doorUnit(M, M.doorBlue), -2, 4.45, F);
[-14.5, -11.2, -7.9].forEach((x) => put(g, windowUnit(M, 2.9, 4.2), x, 6, F));
put(g, windowUnit(M, 3.2, 4.2), -19.5, 6, F);
[-12, 0, 12].forEach((x) => put(g, windowUnit(M, 3.2, 4.2), x, 6, -F));
[-4, 5].forEach((z) => put(g, windowUnit(M, 3, 4), -RW / 2 - 0.1, 6, z, -Math.PI / 2));
/* backyard shed */
const shed = new THREE.Group();
shed.add(box(10, 6.5, 8, M.sidingGray, 0, 3.25, 0));
const sr = gableRoof({ span: 8, len: 10, pitch: 6, oE: 0.8, oG: 0.7, y0: 6.5, matFront: roofS, matBack: roofS, capMat: M.fascia, fasciaMat: M.fascia });
shed.add(sr.g);
shed.add(pediment(M, M.sidingGray, 8, 2, 5, 6.5, true));
shed.add(pediment(M, M.sidingGray, 8, 2, -5, 6.5, true));
put(shed, doorUnit(M, M.doorBlue, 2.6, 5.4), 0, 3.7, 4.1);
shed.position.set(-26, 0, -19);
shed.rotation.y = 0.35;
g.add(shed);
/* rear terrace with pergola */
g.add(box(18, 0.3, 12, M.concrete, 4, 0.15, -RD / 2 - 6));
[[-8, -1.5], [8, -1.5], [-8, -10.5], [8, -10.5]].forEach((pp) =>
g.add(box(0.6, 8.4, 0.6, M.trim, 4 + pp[0], 4.2, -RD / 2 + pp[1])));
for (let i = 0; i < 5; i++) g.add(box(18.5, 0.22, 0.9, M.trim, 4, 8.5, -RD / 2 - 2 - i * 2.1));
/* grounds */
g.add(box(17, 0.14, 13, M.asphalt, gx, 0.08, gz + GW / 2 + 6.5));
g.add(box(3, 0.12, 29, M.concrete, -2, 0.07, F + 14.5));
put(g, mailbox(M), 3, 0, 42);
put(g, tree(M, 1.3), -31, 0, 8);
put(g, tree(M, 1), 30, 0, -14);
[-16, -6, 2].forEach((x, i) => put(g, shrub(M, 1 + i * 0.15), x, 0, F + 1.8));
return {
group: g,
measure: { roofSqFt: Math.round(roof.area + gRoof.area + sr.area), ridgeLf: Math.round(roof.capLf + gRoof.capLf + sr.capLf), facets: 10 },
anchors: {
spanA: v(-RW / 2, 0.4, RD / 2), spanB: v(RW / 2, 0.4, RD / 2),
peakTop: v(-(RW - RD) / 2, roof.ridgeY + 0.8, 0), peakBase: v(-(RW - RD) / 2, 0, 0),
pitchAt: v(-RW / 2 - 1.5, roof.eaveY, RD / 2 + 1.5),
},
hl: {
ridge: hlFromSegs(M, [roof.ridgeSeg].concat(roof.hipSegs)),
eave: hlFromSegs(M, roof.eaveSegs),
roof: roofWash,
roofMats: [roofM, roofG, roofS],
damage: null,
},
};
}
export function buildStorm(M) {
const g = new THREE.Group();
const FW = 58, FD = 28, WH = 18, PITCH = 5;
const rise = (FD / 2) * (PITCH / 12);
const roofF = M.shingleStorm.clone(), roofB = M.shingle.clone(), roofW = M.shingle.clone();
g.add(box(FW + 1, 1.4, FD + 1, M.concrete, 0, 0.7, 0));
g.add(box(FW, WH, FD, M.sidingGray, 0, WH / 2 + 1, 0));
g.add(pediment(M, M.sidingGray, FD, rise, FW / 2, WH + 1, true));
g.add(pediment(M, M.sidingGray, FD, rise, -FW / 2, WH + 1, true));
const roof = gableRoof({ span: FD, len: FW, pitch: PITCH, y0: WH + 1, matFront: roofF, matBack: roofB, capMat: M.fascia, fasciaMat: M.fascia });
g.add(roof.g);
const roofWash = hlRoofWash(M, roof, false);
g.add(roofWash);
put(g, chimney(M, WH + rise + 6, 7, 0));
/* rear single-storey wing (the L that makes this a 30-square claim) */
const WGW = 24, WGL = 20, WGH = 10;
const wx = -8, wz = -FD / 2 - WGL / 2 + 0.5;
g.add(box(WGW + 0.8, 1.2, WGL + 0.8, M.concrete, wx, 0.6, wz));
g.add(box(WGW, WGH, WGL, M.sidingGray, wx, WGH / 2 + 1, wz));
const wrise = (WGW / 2) * (PITCH / 12);
const wRoofGrp = new THREE.Group();
const wRoof = gableRoof({ span: WGW, len: WGL, pitch: PITCH, y0: WGH + 1, matFront: roofW, matBack: roofW, capMat: M.fascia, fasciaMat: M.fascia });
wRoofGrp.add(wRoof.g);
wRoofGrp.rotation.y = Math.PI / 2;
wRoofGrp.position.set(wx, 0, wz);
g.add(wRoofGrp);
const wPed = pediment(M, M.sidingGray, WGW, wrise, 0, WGH + 1, false);
wPed.position.set(wx, 0, wz - WGL / 2 - 0.01);
wPed.rotation.y = Math.PI;
g.add(wPed);
[-6, 6].forEach((dx) => put(g, windowUnit(M, 3, 4), wx + dx, 6, wz - WGL / 2 - 0.1, Math.PI));
/* full-width front porch */
const F = FD / 2;
g.add(box(FW - 2, 0.9, 7, M.concrete, 0, 0.45, F + 3.4));
[-26, -13, 0, 13, 26].forEach((x) => g.add(box(0.6, 9.3, 0.6, M.trim, x, 5.55, F + 6.2)));
const pr = box(FW, 0.4, 8.6, M.porchRoof, 0, 11, F + 3.6);
pr.rotation.x = 0.1;
g.add(pr);
put(g, doorUnit(M, M.doorBlue, 3.4, 7), 0, 4.5, F + 0.12);
[-23, -11.5, 11.5, 23].forEach((x) => put(g, windowUnit(M, 3.2, 4.6), x, 6.4, F + 0.1));
[-23, -11.5, 0, 11.5, 23].forEach((x) => put(g, windowUnit(M), x, 15.4, F + 0.1));
[-25, 9, 17, 25].forEach((x) => put(g, windowUnit(M), x, 15.4, -F - 0.1));
[10, 18, 26].forEach((x) => put(g, windowUnit(M, 3.2, 4.6), x, 6.4, -F - 0.1));
[-5, 5].forEach((z) => put(g, windowUnit(M, 3, 4.2), -FW / 2 - 0.1, 14, z, -Math.PI / 2));
/* tarped section on the damaged plane */
const p = PITCH / 12;
const ry = WH + 1 + rise;
const tarp = mk(quadGeo(
v(9, ry + 0.55, 0.4), v(21, ry + 0.55, 0.4),
v(21.6, ry - 8.2 * p + 0.55, 8.6), v(8.4, ry - 8.2 * p + 0.55, 8.6)
), M.tarp);
g.add(tarp);
/* 41 hail impacts clustered on the front plane (facet F2) */
const impactMat = M.impact.clone();
const imp = new THREE.InstancedMesh(new THREE.SphereGeometry(0.36, 8, 6), impactMat, 41);
const dm = new THREE.Matrix4();
let sd = 4021;
const rr = () => ((sd = (sd * 16807) % 2147483647) / 2147483647);
for (let i = 0; i < 41; i++) {
const cl = rr() < 0.62;
const x = cl ? -18 + rr() * 20 : -28 + rr() * 56;
const t = 0.12 + rr() * 0.8;
const z = t * (FD / 2 + 1.2);
const y = ry - z * p + 0.45;
dm.makeScale(1, 0.4, 1);
dm.setPosition(x, y, z);
imp.setMatrixAt(i, dm);
}
imp.castShadow = false;
g.add(imp);
/* storm-yard: debris, fallen limb */
let s2 = 99;
const r2 = () => ((s2 = (s2 * 48271) % 2147483647) / 2147483647);
for (let i = 0; i < 6; i++) {
const d = box(1.6 + r2() * 2, 0.18, 1 + r2(), M.porchRoof, -20 + r2() * 44, 0.1, F + 8 + r2() * 14);
d.rotation.y = r2() * 3;
g.add(d);
}
const limb = mk(new THREE.CylinderGeometry(0.35, 0.5, 9, 6), M.trunk);
limb.rotation.z = Math.PI / 2 - 0.06;
limb.rotation.y = 0.5;
limb.position.set(27, 0.5, 16);
g.add(limb);
g.add(box(13, 0.14, 30, M.asphalt, 30, 0.08, F + 16));
g.add(box(3.2, 0.12, 22, M.concrete, 0, 0.07, F + 18));
put(g, mailbox(M), -5, 0, 42);
put(g, tree(M, 1.2), -34, 0, -10);
put(g, tree(M, 1.05), 34, 0, -18);
return {
group: g,
measure: { roofSqFt: Math.round(roof.area + wRoof.area), ridgeLf: Math.round(roof.capLf + wRoof.capLf), facets: 4 },
anchors: {
spanA: v(-FW / 2, 0.4, FD / 2), spanB: v(FW / 2, 0.4, FD / 2),
peakTop: v(-FW / 2, ry + 0.7, 0), peakBase: v(-FW / 2, 0, 0),
pitchAt: v(-FW / 2 - 1.5, roof.eaveY, FD / 2 + 1.5),
damageAt: v(-8, ry - 4 * p, 4.5),
},
hl: {
ridge: hlFromSegs(M, [roof.ridgeSeg]),
eave: hlFromSegs(M, roof.eaveSegs),
roof: roofWash,
roofMats: [roofF, roofB, roofW],
damage: { mesh: imp, mat: impactMat, base: 0.9 },
},
};
}
/* multi-wing estate: two perpendicular gable wings plus a rear nub, wrapping a
courtyard pool — modelled after a client-supplied aerial survey of a complex
multi-facet roof (5705 Bent Oak Place, Dallas TX). */
export function buildEstate(M) {
const g = new THREE.Group();
const MW = 42, MD = 28, WH = 19, PITCH = 6;
const rise = (MD / 2) * (PITCH / 12);
const roofF = M.shingle.clone(), roofB = M.shingle.clone();
const roofW1 = M.shingle.clone(), roofW2 = M.shingle.clone();
const roofN1 = M.shingle.clone(), roofN2 = M.shingle.clone();
g.add(box(MW + 1, 1.4, MD + 1, M.concrete, 0, 0.7, 0)); /* foundation plinth */
g.add(box(MW, WH, MD, M.sidingWhite, 0, WH / 2 + 1, 0));
g.add(pediment(M, M.sidingWhite, MD, rise, MW / 2, WH + 1, true));
g.add(pediment(M, M.sidingWhite, MD, rise, -MW / 2, WH + 1, true));
const roof = gableRoof({ span: MD, len: MW, pitch: PITCH, y0: WH + 1, matFront: roofF, matBack: roofB, capMat: M.fascia, fasciaMat: M.fascia });
g.add(roof.g);
const roofWash = hlRoofWash(M, roof, false);
g.add(roofWash);
put(g, chimney(M, WH + rise + 5, -MW / 2 - 1.7, -4));
/* wing A: perpendicular guest wing, front-flush, closes one side of the courtyard */
const GW = 20, GD = 22, GH = 10;
const gx = MW / 2 + GW / 2 - 0.2, gz = MD / 2 - GD / 2;
g.add(box(GW + 0.8, 1.2, GD + 0.8, M.concrete, gx, 0.6, gz));
g.add(box(GW, GH, GD, M.sidingWhite, gx, GH / 2 + 1, gz));
const grise = (GW / 2) * (PITCH / 12);
const gRoofGrp = new THREE.Group();
const gRoof = gableRoof({ span: GW, len: GD, pitch: PITCH, y0: GH + 1, matFront: roofW1, matBack: roofW2, capMat: M.fascia, fasciaMat: M.fascia });
gRoofGrp.add(gRoof.g);
gRoofGrp.rotation.y = Math.PI / 2;
gRoofGrp.position.set(gx, 0, gz);
g.add(gRoofGrp);
const pedF = pediment(M, M.sidingWhite, GW, grise, 0, GH + 1, false);
pedF.position.set(gx, 0, MD / 2 - 0.01);
g.add(pedF);
put(g, doorUnit(M, M.doorBlue, 3, 6.6), gx, 4.4, MD / 2 + 0.1);
[-6, 6].forEach((z) => put(g, windowUnit(M, 2.8, 4), gx + GW / 2 + 0.1, 6, gz + z, Math.PI / 2));
/* wing B: small rear nub off the main ridge, the extra facet visible in the survey */
const NW = 14, ND = 12, NH = 8;
const nx = -MW / 2 + NW / 2 + 3, nz = -MD / 2 - ND / 2 + 1;
g.add(box(NW + 0.6, 1, ND + 0.6, M.concrete, nx, 0.5, nz));
g.add(box(NW, NH, ND, M.sidingWhite, nx, NH / 2 + 1, nz));
const nRoofGrp = new THREE.Group();
const nRoof = gableRoof({ span: ND, len: NW, pitch: PITCH, oE: 1, oG: 1, y0: NH + 1, matFront: roofN1, matBack: roofN2, capMat: M.fascia, fasciaMat: M.fascia });
nRoofGrp.add(nRoof.g);
nRoofGrp.position.set(nx, 0, nz);
g.add(nRoofGrp);
put(g, windowUnit(M, 2.4, 3.4), nx, 5.6, nz - ND / 2 - 0.1, Math.PI);
/* pool, nestled in the courtyard the wing creates */
g.add(box(14, 0.3, 7, M.concrete, gx - 2, -0.05, -10));
/* porch over the front door */
const px = -8;
g.add(box(9.5, 0.9, 5.5, M.concrete, px, 0.45, MD / 2 + 2.6));
[[-4, 2.2], [4, 2.2], [-4, 4.9], [4, 4.9]].forEach((pp) =>
g.add(box(0.55, 8.6, 0.55, M.trim, px + pp[0], 5.2, MD / 2 + pp[1])));
const pr = box(11, 0.4, 7, M.porchRoof, px, 10.2, MD / 2 + 2.8);
pr.rotation.x = 0.12;
g.add(pr);
put(g, doorUnit(M, M.doorRed), px, 4.45, MD / 2 + 0.12);
/* windows */
const F = MD / 2 + 0.1;
[-16, -8, 0, 8, 16].forEach((x) => put(g, windowUnit(M), x, 15.6, F));
[-16, 0, 8, 16].forEach((x) => put(g, windowUnit(M, 3.2, 5), x, 6.4, F));
[-14, -4, 6, 16].forEach((x) => put(g, windowUnit(M), x, 15.6, -F));
[-14, 4, 14].forEach((x) => put(g, windowUnit(M, 3.2, 5), x, 6.4, -F));
[-6, 6].forEach((z) => put(g, windowUnit(M), -MW / 2 - 0.1, 15.6, z, -Math.PI / 2));
/* grounds */
g.add(box(17, 0.14, 30, M.asphalt, gx, 0.08, MD / 2 + 15));
g.add(box(3.4, 0.12, 26, M.concrete, px, 0.07, MD / 2 + 13));
put(g, mailbox(M), px + 5, 0, 41);
put(g, tree(M, 1.15), -33, 0, -15);
put(g, tree(M, 0.9), 29, 0, -24);
put(g, tree(M, 0.75), -31, 0, 14);
[-18, -13, -3, 3, 13, 18].forEach((x, i) => put(g, shrub(M, 1 + (i % 3) * 0.18), x, 0, MD / 2 + 2.2));
const area = Math.round(roof.area + gRoof.area + nRoof.area);
return {
group: g,
measure: { roofSqFt: area, ridgeLf: Math.round(roof.capLf + gRoof.capLf + nRoof.capLf), facets: 6 },
anchors: {
spanA: v(-MW / 2, 0.4, MD / 2), spanB: v(MW / 2, 0.4, MD / 2),
peakTop: v(-MW / 2, WH + 1 + rise + 0.6, 0), peakBase: v(-MW / 2, 0, 0),
pitchAt: v(-MW / 2 - 1.2, roof.eaveY, MD / 2 + 1.5),
},
hl: {
ridge: hlFromSegs(M, [roof.ridgeSeg, [v(gx, gRoof.ridgeY + 0.5, gz - GD / 2 - 1.2), v(gx, gRoof.ridgeY + 0.5, gz + GD / 2 + 1.2)]]),
eave: hlFromSegs(M, roof.eaveSegs),
roof: roofWash,
roofMats: [roofF, roofB, roofW1, roofW2, roofN1, roofN2],
damage: null,
},
};
}
/* steep 12/12 multi-wing estate with a detached outbuilding, modelled after a client-supplied
EagleView survey (12552 Mustang Circle, Forney TX): 6,490 sq ft across 37 facets on the real
roof, simplified here to a cross-wing main house plus a separate garage while keeping the
signature 12/12 pitch and split-structure footprint. */
export function buildMustang(M) {
const g = new THREE.Group();
const MW = 32, MD = 24, WH = 13, PITCH = 12;
const rise = (MD / 2) * (PITCH / 12);
const roofF = M.shingle.clone(), roofB = M.shingle.clone();
const roofW1 = M.shingle.clone(), roofW2 = M.shingle.clone();
const roofX1 = M.shingle.clone(), roofX2 = M.shingle.clone();
const roofN1 = M.shingle.clone(), roofN2 = M.shingle.clone();
const roofG1 = M.shingle.clone(), roofG2 = M.shingle.clone();
g.add(box(MW + 1, 1.4, MD + 1, M.concrete, 0, 0.7, 0));
g.add(box(MW, WH, MD, M.sidingWhite, 0, WH / 2 + 1, 0));
g.add(pediment(M, M.sidingWhite, MD, rise, MW / 2, WH + 1, true));
g.add(pediment(M, M.sidingWhite, MD, rise, -MW / 2, WH + 1, true));
const roof = gableRoof({ span: MD, len: MW, pitch: PITCH, y0: WH + 1, matFront: roofF, matBack: roofB, capMat: M.fascia, fasciaMat: M.fascia });
g.add(roof.g);
const roofWash = hlRoofWash(M, roof, false);
g.add(roofWash);
put(g, chimney(M, WH + rise + 6, 10, -MD / 2 - 2));
/* wing A: front-right, its own steep gable, offset like the real survey's radiating wings */
const AW = 18, AD = 20, AH = 11;
const ax = MW / 2 + AW / 2 - 0.2, az = MD / 2 - AD / 2 - 2;
g.add(box(AW + 0.8, 1.2, AD + 0.8, M.concrete, ax, 0.6, az));
g.add(box(AW, AH, AD, M.sidingWhite, ax, AH / 2 + 1, az));
const arise = (AW / 2) * (PITCH / 12);
const aRoofGrp = new THREE.Group();
const aRoof = gableRoof({ span: AW, len: AD, pitch: PITCH, y0: AH + 1, matFront: roofW1, matBack: roofW2, capMat: M.fascia, fasciaMat: M.fascia });
aRoofGrp.add(aRoof.g);
aRoofGrp.rotation.y = Math.PI / 2;
aRoofGrp.position.set(ax, 0, az);
g.add(aRoofGrp);
const pedA = pediment(M, M.sidingWhite, AW, arise, 0, AH + 1, false);
pedA.position.set(ax, 0, az + AD / 2 - 0.01);
g.add(pedA);
[-4, 4].forEach((z) => put(g, windowUnit(M, 2.8, 4), ax + AW / 2 + 0.1, 6, az + z, Math.PI / 2));
/* wing B: rear-left, mirrored offset, so the roofline radiates like the real survey's cross plan */
const BW = 16, BD = 18, BH = 10;
const bx = -MW / 2 - BW / 2 + 0.2, bz = -MD / 2 + BD / 2 + 2;
g.add(box(BW + 0.8, 1.2, BD + 0.8, M.concrete, bx, 0.6, bz));
g.add(box(BW, BH, BD, M.sidingWhite, bx, BH / 2 + 1, bz));
const brise = (BW / 2) * (PITCH / 12);
const bRoofGrp = new THREE.Group();
const bRoof = gableRoof({ span: BW, len: BD, pitch: PITCH, y0: BH + 1, matFront: roofX1, matBack: roofX2, capMat: M.fascia, fasciaMat: M.fascia });
bRoofGrp.add(bRoof.g);
bRoofGrp.rotation.y = Math.PI / 2;
bRoofGrp.position.set(bx, 0, bz);
g.add(bRoofGrp);
const pedB = pediment(M, M.sidingWhite, BW, brise, 0, BH + 1, false);
pedB.position.set(bx, 0, bz - BD / 2 + 0.01);
pedB.rotation.y = Math.PI;
g.add(pedB);
[-4, 4].forEach((z) => put(g, windowUnit(M, 2.6, 3.6), bx - BW / 2 - 0.1, 5.8, bz + z, -Math.PI / 2));
/* rear nub: the extra facet visible in the survey's back roofline */
const NW = 12, ND = 11, NH = 8;
const nx = 2, nz = -MD / 2 - ND / 2 + 1;
g.add(box(NW + 0.6, 1, ND + 0.6, M.concrete, nx, 0.5, nz));
g.add(box(NW, NH, ND, M.sidingWhite, nx, NH / 2 + 1, nz));
const nRoofGrp = new THREE.Group();
const nRoof = gableRoof({ span: ND, len: NW, pitch: PITCH, oE: 1, oG: 1, y0: NH + 1, matFront: roofN1, matBack: roofN2, capMat: M.fascia, fasciaMat: M.fascia });
nRoofGrp.add(nRoof.g);
nRoofGrp.position.set(nx, 0, nz);
g.add(nRoofGrp);
put(g, windowUnit(M, 2.4, 3.2), nx, 5.4, nz - ND / 2 - 0.1, Math.PI);
/* front door + small stoop; a full porch roof would clip a pitch this steep */
g.add(box(6, 0.7, 4, M.concrete, -6, 0.35, MD / 2 + 2));
put(g, doorUnit(M, M.doorRed), -6, 4.45, MD / 2 + 0.12);
/* windows */
const F = MD / 2 + 0.1;
[-12, -4, 4, 12].forEach((x) => put(g, windowUnit(M), x, 15.2, F));
[-12, 12].forEach((x) => put(g, windowUnit(M, 3.2, 5), x, 6.4, F));
[-10, 0, 10].forEach((x) => put(g, windowUnit(M), x, 15.2, -F));
/* detached garage: a separate outbuilding on a shallow 4/12 pitch, matching the survey's Structure #2 */
const GW = 20, GD = 18, GH = 8, GP = 4;
const gx = -MW / 2 - 26, gz = 6;
const garage = new THREE.Group();
garage.add(box(GW + 0.8, 1, GD + 0.8, M.concrete, 0, 0.5, 0));
garage.add(box(GW, GH, GD, M.sidingGray, 0, GH / 2 + 0.5, 0));
const gRoof = gableRoof({ span: GD, len: GW, pitch: GP, oE: 1.3, oG: 1, y0: GH + 0.5, matFront: roofG1, matBack: roofG2, capMat: M.fascia, fasciaMat: M.fascia });
garage.add(gRoof.g);
put(garage, doorUnit(M, M.garage, 14, 7), 0, 4.4, GD / 2 + 0.1);
garage.position.set(gx, 0, gz);
g.add(garage);
/* grounds */
g.add(box(16, 0.14, 34, M.asphalt, gx + 4, 0.08, gz + 20));
g.add(box(3, 0.12, 20, M.concrete, -6, 0.07, MD / 2 + 12));
put(g, mailbox(M), -3, 0, 38);
put(g, tree(M, 1.3), -40, 0, -18);
put(g, tree(M, 1), 26, 0, -22);
put(g, tree(M, 0.85), -18, 0, 30);
[-14, -6, 6, 14].forEach((x, i) => put(g, shrub(M, 1 + (i % 3) * 0.15), x, 0, MD / 2 + 2));
const area = Math.round(roof.area + aRoof.area + bRoof.area + nRoof.area + gRoof.area);
return {
group: g,
measure: { roofSqFt: area, ridgeLf: Math.round(roof.capLf + aRoof.capLf + bRoof.capLf + nRoof.capLf + gRoof.capLf), facets: 12 },
anchors: {
spanA: v(-MW / 2, 0.4, MD / 2), spanB: v(MW / 2, 0.4, MD / 2),
peakTop: v(-MW / 2, WH + 1 + rise + 0.6, 0), peakBase: v(-MW / 2, 0, 0),
pitchAt: v(-MW / 2 - 1.2, roof.eaveY, MD / 2 + 1.5),
},
hl: {
ridge: hlFromSegs(M, [
roof.ridgeSeg,
[v(ax, aRoof.ridgeY + 0.5, az - AD / 2 - 1.2), v(ax, aRoof.ridgeY + 0.5, az + AD / 2 + 1.2)],
[v(bx, bRoof.ridgeY + 0.5, bz - BD / 2 - 1.2), v(bx, bRoof.ridgeY + 0.5, bz + BD / 2 + 1.2)],
]),
eave: hlFromSegs(M, roof.eaveSegs),
roof: roofWash,
roofMats: [roofF, roofB, roofW1, roofW2, roofX1, roofX2, roofN1, roofN2, roofG1, roofG2],
damage: null,
},
};
}
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import * as THREE from "three";
import gsap from "gsap";
import { makeMaterials } from "./textures.js";
import { buildGable, buildHip, buildStorm, buildEstate, buildMustang } from "./houses.js";
/*
* Hidden-line blueprint renderer.
* Faces render as opaque "paper" (near the page canvas colour) so nearer
* geometry occludes the linework behind it, exactly like a technical drawing.
* Edges are extracted per mesh and drawn in bone ink at three weights.
* A pair of opposing clipping planes splits every ink line into "inked"
* (behind the scan) and "pencil ghost" (ahead of it), so the LiDAR pass
* literally draws the house, and chip swaps replay the same plotter wipe.
*/
const PAPER = 0x11141a;
const INK = 0xdfe4ea;
const AMBER = 0xf2a83b;
export function createScene(mount, { reduced = false } = {}) {
const renderer = new THREE.WebGLRenderer({ alpha: true, antialias: true });
renderer.setPixelRatio(Math.min(devicePixelRatio || 1, 2));
renderer.localClippingEnabled = true;
renderer.domElement.style.cssText = "width:100%;height:100%;display:block";
mount.prepend(renderer.domElement);
const scene = new THREE.Scene();
let W = 880, H = 344;
const camera = new THREE.PerspectiveCamera(33, W / H, 1, 500);
const M = makeMaterials();
/* ---- ink pipeline ------------------------------------------------------ */
const clipInk = new THREE.Plane(new THREE.Vector3(-1, 0, 0), 1e6); /* keeps x < c */
const clipGhost = new THREE.Plane(new THREE.Vector3(1, 0, 0), -1e6); /* keeps x > c */
const lineMat = (opacity, color = INK, clipped = true) =>
new THREE.LineBasicMaterial({
color, transparent: true, opacity,
clippingPlanes: clipped ? [clipInk] : null,
});
const inks = { primary: lineMat(0.95), roofBase: null, detail: lineMat(0.52), site: lineMat(0.26) };
const ghost = new THREE.LineBasicMaterial({ color: INK, transparent: true, opacity: 0.16, clippingPlanes: [clipGhost] });
const inkRed = new THREE.LineBasicMaterial({ color: 0xff6644, transparent: true, opacity: 0.9, clippingPlanes: [clipInk] });
const paper = new THREE.MeshBasicMaterial({ color: PAPER, polygonOffset: true, polygonOffsetFactor: 1, polygonOffsetUnits: 1 });
/* dusk: window glass carries a faint interior warmth without leaving the ink language */
const glassGlow = new THREE.MeshBasicMaterial({ color: 0x30260e, polygonOffset: true, polygonOffsetFactor: 1, polygonOffsetUnits: 1 });
function setScanX(x) { clipInk.constant = x; clipGhost.constant = -x; }
setScanX(reduced ? 1e6 : -78);
/* ---- houses, converted to hidden-line ---------------------------------- */
const houses = { gable: buildGable(M), hip: buildHip(M), storm: buildStorm(M), estate: buildEstate(M), mustang: buildMustang(M) };
let styleKey = "gable";
function classify(m, house, inherited) {
if (inherited) return inherited;
const mat = m.material;
if (house.hl.roofMats.includes(mat)) return "roof";
if (mat === M.tarp) return "tarp";
if (mat === M.trunk || mat === M.foliage || mat === M.foliage2) return "sitewire";
if (mat === M.asphalt) return "siteflat";
if (mat === M.glass || mat === M.trim || mat === M.doorRed || mat === M.doorBlue || mat === M.garage) return "detail";
const h = m.geometry && m.geometry.parameters ? m.geometry.parameters.height : undefined;
if (mat === M.concrete) return h !== undefined && h <= 0.35 ? "siteflat" : "primary";
if (mat === M.porchRoof) return h !== undefined && h <= 0.25 ? "site" : "primary";
return "primary";
}
function convert(house) {
house.roofLineMats = [];
const jobs = [];
(function walk(o, inherited) {
const tag = o.userData && o.userData.ink ? o.userData.ink : inherited;
if (tag === "skip") return;
if (o.isMesh) jobs.push([o, tag]);
const kids = o.children.slice();
for (const c of kids) walk(c, tag);
})(house.group, null);
for (const [m, tag] of jobs) {
if (m.isInstancedMesh) {
const im = new THREE.MeshBasicMaterial({ color: 0xff5030 });
m.material = im;
if (house.hl.damage) { house.hl.damage.mat = im; }
continue;
}
const level = classify(m, house, tag);
const eg = new THREE.EdgesGeometry(m.geometry, 30);
let mat;
if (level === "roof") {
mat = lineMat(0.95);
house.roofLineMats.push(mat);
} else if (level === "tarp") {
mat = inkRed;
} else {
mat = inks[level === "siteflat" || level === "sitewire" ? "site" : level] || inks.primary;
}
const ln = new THREE.LineSegments(eg, mat);
ln.position.copy(m.position);
ln.rotation.copy(m.rotation);
ln.scale.copy(m.scale);
m.parent.add(ln);
if (!reduced) {
const gl = new THREE.LineSegments(eg, ghost);
gl.position.copy(m.position);
gl.rotation.copy(m.rotation);
gl.scale.copy(m.scale);
m.parent.add(gl);
}
if (level === "siteflat" || level === "sitewire" || level === "tarp") m.visible = false;
else if (m.material === M.glass) m.material = glassGlow;
else m.material = paper;
}
}
for (const k of Object.keys(houses)) {
const h = houses[k];
h.hl.ridge.userData.ink = "skip";
h.hl.eave.userData.ink = "skip";
h.group.add(h.hl.ridge, h.hl.eave);
convert(h);
h.group.visible = k === styleKey;
scene.add(h.group);
}
/* ---- site plan linework (scene level, unclipped) ------------------------ */
const sitePlan = new THREE.Group();
{
const gridMat = new THREE.LineBasicMaterial({ color: INK, transparent: true, opacity: 0.06 });
const pts = [];
const R = 50;
for (let g = -R; g <= R; g += 10) {
const m = Math.sqrt(Math.max(0, R * R - g * g));
pts.push(g, 0, -m, g, 0, m, -m, 0, g, m, 0, g);
}
const gg = new THREE.BufferGeometry();
gg.setAttribute("position", new THREE.BufferAttribute(new Float32Array(pts), 3));
sitePlan.add(new THREE.LineSegments(gg, gridMat));
/* dashed property boundary */
const bMat = new THREE.LineDashedMaterial({ color: INK, transparent: true, opacity: 0.3, dashSize: 2.2, gapSize: 2 });
const bx = 52, bz = 41;
const bGeo = new THREE.BufferGeometry().setFromPoints([
new THREE.Vector3(-bx, 0, -bz), new THREE.Vector3(bx, 0, -bz),
new THREE.Vector3(bx, 0, bz), new THREE.Vector3(-bx, 0, bz),
]);
const bound = new THREE.LineLoop(bGeo, bMat);
bound.computeLineDistances();
sitePlan.add(bound);
/* survey crosses at the corners */
const cMat = new THREE.LineBasicMaterial({ color: INK, transparent: true, opacity: 0.4 });
const cp = [];
[[-bx, -bz], [bx, -bz], [bx, bz], [-bx, bz]].forEach(([x, z]) => {
cp.push(x - 1.6, 0, z, x + 1.6, 0, z, x, 0, z - 1.6, x, 0, z + 1.6);
});
const cGeo = new THREE.BufferGeometry();
cGeo.setAttribute("position", new THREE.BufferAttribute(new Float32Array(cp), 3));
sitePlan.add(new THREE.LineSegments(cGeo, cMat));
/* street edges + centre dashes */
const sMat = new THREE.LineBasicMaterial({ color: INK, transparent: true, opacity: 0.2 });
const sGeo = new THREE.BufferGeometry();
sGeo.setAttribute("position", new THREE.BufferAttribute(new Float32Array([
-62, 0, 44, 62, 0, 44, -62, 0, 57, 62, 0, 57,
]), 3));
sitePlan.add(new THREE.LineSegments(sGeo, sMat));
const dashes = [];
for (let x = -58; x < 58; x += 9) dashes.push(x, 0, 50.5, x + 4, 0, 50.5);
const dGeo = new THREE.BufferGeometry();
dGeo.setAttribute("position", new THREE.BufferAttribute(new Float32Array(dashes), 3));
sitePlan.add(new THREE.LineSegments(dGeo, sMat));
sitePlan.position.y = 0.01;
}
scene.add(sitePlan);
/* soft contact blob keeps the mass grounded */
const contact = new THREE.Mesh(new THREE.CircleGeometry(40, 48), M.contact);
contact.rotation.x = -Math.PI / 2;
contact.position.y = 0.005;
contact.material.opacity = 0.32;
contact.scale.set(1.25, 0.85, 1);
scene.add(contact);
/* ---- scan sheet visuals -------------------------------------------------- */
const sheet = new THREE.Mesh(new THREE.PlaneGeometry(140, 44), M.scan);
sheet.rotation.y = Math.PI / 2;
sheet.position.y = 18;
sheet.visible = false;
sheet.renderOrder = 20;
scene.add(sheet);
const scanEdge = new THREE.Mesh(
new THREE.BoxGeometry(0.22, 50, 128),
new THREE.MeshBasicMaterial({ color: 0xffcf55, transparent: true, opacity: 0.5, blending: THREE.AdditiveBlending, depthWrite: false })
);
scanEdge.position.y = 22;
scanEdge.visible = false;
scanEdge.renderOrder = 21;
scene.add(scanEdge);
/* ---- camera orbit -------------------------------------------------------- */
const target = new THREE.Vector3(3, 9.5, 0);
let az = -0.62, el = 0.27, radius = 96;
let vel = 0.00115, dragVel = 0, dragging = false;
function placeCamera() {
camera.position.set(
target.x + radius * Math.cos(el) * Math.sin(az),
target.y + radius * Math.sin(el),
target.z + radius * Math.cos(el) * Math.cos(az)
);
camera.lookAt(target);
}
placeCamera();
const cvs = renderer.domElement;
cvs.style.cursor = "grab";
let lastX = 0, lastT = 0;
cvs.addEventListener("pointerdown", (e) => {
dragging = true;
lastX = e.clientX;
lastT = performance.now();
cvs.setPointerCapture(e.pointerId);
cvs.style.cursor = "grabbing";
onDrag();
});
cvs.addEventListener("pointermove", (e) => {
if (!dragging) return;
const now = performance.now();
const dx = e.clientX - lastX;
az -= dx * 0.008;
dragVel = (dx / Math.max(now - lastT, 1)) * 0.11;
lastX = e.clientX;
lastT = now;
});
const up = () => {
if (!dragging) return;
dragging = false;
cvs.style.cursor = "grab";
vel = Math.max(-0.2, Math.min(0.2, -dragVel));
dragVel = 0;
};
cvs.addEventListener("pointerup", up);
cvs.addEventListener("pointercancel", up);
let onDrag = () => {};
/* ---- scan scrub + plotter wipe ------------------------------------------- */
let stageT = 0;
const swapWipe = { active: false, x: -80 };
function scanUpdate() {
const t = stageT;
const sa = Math.min(1, Math.max(0, (t - 0.03) / 0.05)) * (1 - Math.min(1, Math.max(0, (t - 0.76) / 0.15)));
const sp = Math.min(1, Math.max(0, (t - 0.05) / 0.28));
const on = sa > 0.01 && sp > 0 && sp < 1;
sheet.visible = on;
scanEdge.visible = on;
if (on) {
const x = -78 + 156 * sp;
sheet.position.x = x;
scanEdge.position.x = x;
sheet.material.opacity = 0.16 * sa;
scanEdge.material.opacity = 0.5 * sa;
}
if (reduced) { setScanX(1e6); return; }
if (swapWipe.active) setScanX(swapWipe.x);
else setScanX(-78 + 156 * sp);
}
/* ---- highlights ----------------------------------------------------------- */
function applyHighlight(k) {
for (const key of Object.keys(houses)) {
const h = houses[key];
const on = key === styleKey;
h.hl.ridge.visible = on && k === "ridge";
h.hl.eave.visible = on && k === "eave";
if (h.hl.roof) h.hl.roof.visible = on && k === "roof";
(h.roofLineMats || []).forEach((m) => m.color.setHex(on && k === "roof" ? AMBER : INK));
if (h.hl.damage) h.hl.damage.mat.color.setHex(on && k === "damage" ? 0xff2612 : 0xff5030);
}
}
/* ---- loop ------------------------------------------------------------------ */
let visible = true;
if ("IntersectionObserver" in window) new IntersectionObserver((en) => { visible = en[0].isIntersecting; }).observe(cvs);
let frameCb = null;
let prev = performance.now();
renderer.setAnimationLoop((now) => {
const dt = Math.min(now - prev, 50);
prev = now;
if (!visible) return;
if (!reduced && !dragging) {
vel += (0.00115 - vel) * 0.02;
az += (vel * dt) / 16.7;
}
placeCamera();
scanUpdate();
if (frameCb) frameCb();
renderer.render(scene, camera);
});
return {
el: cvs,
onFrame(cb) { frameCb = cb; },
onDragStart(cb) { onDrag = cb; },
resize(w, h) {
W = Math.max(2, Math.round(w));
H = Math.max(2, Math.round(h));
renderer.setSize(W, H, false);
camera.aspect = W / H;
camera.updateProjectionMatrix();
},
measure({ style }) {
return houses[style]?.measure || houses.gable.measure;
},
anchors() { return houses[styleKey].anchors; },
project(v3) {
const p = v3.clone().project(camera);
return { x: (p.x * 0.5 + 0.5) * W, y: (-p.y * 0.5 + 0.5) * H, behind: p.z > 1 };
},
viewSize() { return { w: W, h: H }; },
stage(t) { stageT = t; },
highlight(k) { applyHighlight(k || null); },
/* replay the plotter wipe on the current model (first-load draw-in) */
wipe() {
if (reduced) return;
gsap.killTweensOf(swapWipe);
swapWipe.active = true;
swapWipe.x = -80;
gsap.to(swapWipe, {
x: 85, duration: 1.1, ease: "power2.inOut",
onComplete() { swapWipe.active = false; },
});
},
set(cfg) {
const next = cfg.style && houses[cfg.style] ? cfg.style : "gable";
if (next === styleKey) return;
houses[styleKey].group.visible = false;
styleKey = next;
houses[next].group.visible = true;
applyHighlight(null);
if (reduced) return;
/* the new model plots itself in, left to right */
gsap.killTweensOf(swapWipe);
swapWipe.active = true;
swapWipe.x = -80;
gsap.to(swapWipe, {
x: 85, duration: 0.9, ease: "power2.inOut",
onComplete() { swapWipe.active = false; },
});
},
};
}
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import * as THREE from "three";
function canvasTex(size, draw, repeatX = 1, repeatY = 1) {
const c = document.createElement("canvas");
c.width = c.height = size;
draw(c.getContext("2d"), size);
const t = new THREE.CanvasTexture(c);
t.wrapS = t.wrapT = THREE.RepeatWrapping;
t.repeat.set(repeatX, repeatY);
t.colorSpace = THREE.SRGBColorSpace;
t.anisotropy = 8;
return t;
}
function rand(seed) {
let s = seed;
return () => {
s = (s * 1103515245 + 12345) & 0x7fffffff;
return s / 0x7fffffff;
};
}
/* asphalt shingle courses with staggered tabs */
function drawShingles(g, S, base, seed = 7, weather = 0) {
const r = rand(seed);
g.fillStyle = base;
g.fillRect(0, 0, S, S);
const course = S / 10;
for (let row = 0; row < 10; row++) {
const y = row * course;
const off = (row % 2) * (course * 1.1);
for (let x = -1; x < 8; x++) {
const w = course * 2.2;
const px = x * w + off;
const shade = 0.82 + r() * 0.3 - weather * r() * 0.25;
g.fillStyle = `rgba(0,0,0,${Math.max(0, 1 - shade) * 0.9})`;
g.fillRect(px, y, w - 1.5, course - 1.5);
if (r() < 0.12 * (1 + weather * 3)) {
g.fillStyle = `rgba(255,255,255,${0.04 + r() * 0.05})`;
g.fillRect(px, y, w - 1.5, course - 1.5);
}
}
g.fillStyle = "rgba(0,0,0,.5)";
g.fillRect(0, y + course - 1.5, S, 1.5);
}
}
/* hail damage overlay: bruise blotches + torn patches */
function drawStormShingles(g, S) {
drawShingles(g, S, "#4c4a45", 11, 1);
const r = rand(41);
for (let i = 0; i < 7; i++) {
const x = r() * S, y = r() * S, rad = 18 + r() * 46;
const gr = g.createRadialGradient(x, y, 2, x, y, rad);
gr.addColorStop(0, "rgba(140,60,20,.5)");
gr.addColorStop(0.6, "rgba(120,50,25,.22)");
gr.addColorStop(1, "rgba(0,0,0,0)");
g.fillStyle = gr;
g.fillRect(x - rad, y - rad, rad * 2, rad * 2);
}
for (let i = 0; i < 3; i++) {
const x = r() * S * 0.8, y = r() * S * 0.8;
g.fillStyle = "rgba(15,14,12,.85)";
g.fillRect(x, y, 26 + r() * 30, 12 + r() * 10);
}
}
function drawClapboard(g, S, base, shadow) {
const board = S / 12;
for (let i = 0; i < 12; i++) {
const y = i * board;
const gr = g.createLinearGradient(0, y, 0, y + board);
gr.addColorStop(0, base);
gr.addColorStop(0.85, base);
gr.addColorStop(1, shadow);
g.fillStyle = gr;
g.fillRect(0, y, S, board);
}
const r = rand(5);
g.fillStyle = "rgba(0,0,0,.05)";
for (let i = 0; i < 40; i++) g.fillRect(r() * S, r() * S, 1.5, 4 + r() * 8);
}
function drawBrick(g, S) {
g.fillStyle = "#8a8078";
g.fillRect(0, 0, S, S);
const bh = S / 10, bw = S / 4;
const r = rand(23);
for (let row = 0; row < 10; row++) {
const off = (row % 2) * bw * 0.5;
for (let col = -1; col < 5; col++) {
const tone = 96 + r() * 46;
g.fillStyle = `rgb(${tone + 20},${tone * 0.62},${tone * 0.5})`;
g.fillRect(col * bw + off + 2, row * bh + 2, bw - 4, bh - 4);
}
}
}
function drawConcrete(g, S, tone = 168) {
g.fillStyle = `rgb(${tone},${tone},${tone - 4})`;
g.fillRect(0, 0, S, S);
const r = rand(3);
for (let i = 0; i < 900; i++) {
const v = r();
g.fillStyle = v > 0.5 ? "rgba(255,255,255,.05)" : "rgba(0,0,0,.06)";
g.fillRect(r() * S, r() * S, 1 + r() * 2, 1 + r() * 2);
}
}
function drawAsphalt(g, S) {
g.fillStyle = "#292b2a";
g.fillRect(0, 0, S, S);
const r = rand(17);
for (let i = 0; i < 1200; i++) {
const v = r();
g.fillStyle = v > 0.55 ? "rgba(255,255,255,.05)" : "rgba(0,0,0,.12)";
g.fillRect(r() * S, r() * S, 1 + r() * 2, 1 + r() * 2);
}
}
/* grass detail and the radial alpha falloff baked into ONE texture (repeat 1x1),
because standard materials share the map's UV transform across texture slots */
function drawGrassDisc(g, S) {
g.fillStyle = "#242d1b";
g.fillRect(0, 0, S, S);
const r = rand(9);
for (let i = 0; i < 26000; i++) {
const v = r();
const c = v > 0.66 ? "rgba(58,74,40,.5)" : v > 0.33 ? "rgba(34,44,26,.55)" : "rgba(20,26,16,.5)";
g.fillStyle = c;
g.fillRect(r() * S, r() * S, 1 + r() * 2.4, 1 + r() * 2);
}
/* mow lines */
g.fillStyle = "rgba(255,255,255,.016)";
for (let i = 0; i < 14; i++) g.fillRect(0, i * (S / 14), S, S / 28);
/* carve the radial fade into the alpha channel */
g.globalCompositeOperation = "destination-in";
const gr = g.createRadialGradient(S / 2, S / 2, S * 0.18, S / 2, S / 2, S * 0.5);
gr.addColorStop(0, "rgba(0,0,0,1)");
gr.addColorStop(0.5, "rgba(0,0,0,1)");
gr.addColorStop(0.78, "rgba(0,0,0,.45)");
gr.addColorStop(0.98, "rgba(0,0,0,0)");
g.fillStyle = gr;
g.fillRect(0, 0, S, S);
g.globalCompositeOperation = "source-over";
}
/* street strip: asphalt with lane dashes, alpha-faded at both ends */
export function drawRoad(g, S) {
drawAsphalt(g, S);
g.fillStyle = "rgba(210,200,160,.5)";
for (let i = 0; i < 9; i++) g.fillRect(i * (S / 9) + S / 36, S * 0.485, S / 18, S * 0.03);
g.fillStyle = "rgba(220,220,220,.28)";
g.fillRect(0, S * 0.06, S, S * 0.016);
g.fillRect(0, S * 0.924, S, S * 0.016);
g.globalCompositeOperation = "destination-in";
const gr = g.createLinearGradient(0, 0, S, 0);
gr.addColorStop(0, "rgba(0,0,0,0)");
gr.addColorStop(0.18, "rgba(0,0,0,1)");
gr.addColorStop(0.82, "rgba(0,0,0,1)");
gr.addColorStop(1, "rgba(0,0,0,0)");
g.fillStyle = gr;
g.fillRect(0, 0, S, S);
g.globalCompositeOperation = "source-over";
}
/* soft dark contact blob that grounds whatever stands on it */
export function drawContact(g, S) {
const gr = g.createRadialGradient(S / 2, S / 2, S * 0.05, S / 2, S / 2, S * 0.5);
gr.addColorStop(0, "rgba(0,0,0,.62)");
gr.addColorStop(0.55, "rgba(0,0,0,.34)");
gr.addColorStop(1, "rgba(0,0,0,0)");
g.fillStyle = gr;
g.fillRect(0, 0, S, S);
}
function drawGaragePanels(g, S) {
g.fillStyle = "#d8d6d0";
g.fillRect(0, 0, S, S);
const ph = S / 4;
for (let i = 0; i < 4; i++) {
const y = i * ph;
const gr = g.createLinearGradient(0, y, 0, y + ph);
gr.addColorStop(0, "rgba(0,0,0,.22)");
gr.addColorStop(0.14, "rgba(255,255,255,.16)");
gr.addColorStop(0.85, "rgba(0,0,0,.05)");
gr.addColorStop(1, "rgba(0,0,0,.34)");
g.fillStyle = gr;
g.fillRect(0, y, S, ph);
}
}
/* soft elliptical glow for the LiDAR sheet: fades before every plane edge */
function drawScanBand(g, S) {
const gr = g.createRadialGradient(S / 2, S / 2, S * 0.05, S / 2, S / 2, S * 0.5);
gr.addColorStop(0, "rgba(255,214,90,.85)");
gr.addColorStop(0.45, "rgba(255,184,0,.34)");
gr.addColorStop(1, "rgba(255,184,0,0)");
g.fillStyle = gr;
g.fillRect(0, 0, S, S);
}
export function makeMaterials() {
const std = (o) => new THREE.MeshStandardMaterial(o);
const shingleTex = canvasTex(256, (g, s) => drawShingles(g, s, "#2b2e32", 7), 6, 3);
const shingleWarmTex = canvasTex(256, (g, s) => drawShingles(g, s, "#352e26", 19), 6, 3);
const stormTex = canvasTex(512, (g, s) => drawStormShingles(g, s), 3, 1.6);
return {
shingle: std({ map: shingleTex, roughness: 0.92, metalness: 0.02 }),
shingleWarm: std({ map: shingleWarmTex, roughness: 0.92, metalness: 0.02 }),
shingleStorm: std({ map: stormTex, roughness: 0.95, metalness: 0.02 }),
sidingWhite: std({ map: canvasTex(256, (g, s) => drawClapboard(g, s, "#c9c6bd", "#8f8d85"), 3, 3), roughness: 0.85 }),
sidingBeige: std({ map: canvasTex(256, (g, s) => drawClapboard(g, s, "#b3a58c", "#7d7360"), 3, 3), roughness: 0.85 }),
sidingGray: std({ map: canvasTex(256, (g, s) => drawClapboard(g, s, "#9aa0a2", "#6a6f71"), 3, 3), roughness: 0.85 }),
trim: std({ color: 0xe8e6df, roughness: 0.6 }),
fascia: std({ color: 0xdad7cf, roughness: 0.65 }),
doorRed: std({ color: 0x7e2f26, roughness: 0.5 }),
doorBlue: std({ color: 0x2c3f4d, roughness: 0.5 }),
glass: std({ color: 0x0e1a22, roughness: 0.08, metalness: 0.85, envMapIntensity: 1.4 }),
garage: std({ map: canvasTex(256, drawGaragePanels, 1, 1), roughness: 0.6 }),
brick: std({ map: canvasTex(256, drawBrick, 1.4, 2.4), roughness: 0.95 }),
concrete: std({ map: canvasTex(256, (g, s) => drawConcrete(g, s), 2, 2), roughness: 0.95 }),
asphalt: std({ map: canvasTex(256, drawAsphalt, 2, 3), roughness: 0.98 }),
grass: std({
map: canvasTex(2048, drawGrassDisc),
transparent: true,
roughness: 1,
depthWrite: false,
}),
soil: std({ color: 0x2b2822, roughness: 1 }),
trunk: std({ color: 0x3c2f21, roughness: 1 }),
foliage: std({ color: 0x33431f, roughness: 1, flatShading: true }),
foliage2: std({ color: 0x415229, roughness: 1, flatShading: true }),
contact: new THREE.MeshBasicMaterial({
map: canvasTex(512, drawContact),
transparent: true,
depthWrite: false,
}),
road: std({ map: canvasTex(512, drawRoad), transparent: true, roughness: 0.98, depthWrite: false }),
tarp: std({ color: 0x27506e, roughness: 0.55, side: THREE.DoubleSide }),
porchRoof: std({ color: 0x3a3d40, roughness: 0.7, metalness: 0.25 }),
hlAmber: new THREE.MeshBasicMaterial({ color: 0xffb800, transparent: true, opacity: 0.95 }),
hlFace: new THREE.MeshBasicMaterial({ color: 0xffc233, transparent: true, opacity: 0.62, side: THREE.DoubleSide, depthWrite: false }),
impact: std({ color: 0xff5533, emissive: 0xd23c14, emissiveIntensity: 0.9, roughness: 0.6 }),
scan: new THREE.MeshBasicMaterial({
map: canvasTex(256, drawScanBand),
transparent: true,
blending: THREE.AdditiveBlending,
depthWrite: false,
side: THREE.DoubleSide,
}),
};
}
/* alpha-fade note: the grass disc uses alphaMap + depthWrite:false so the lawn
dissolves radially into the page background instead of ending in a hard edge */
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