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checkpoint rendering refactor. still broken beyond slicing

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This commit is contained in:
Stewart Allen 2020-11-07 14:55:15 -05:00
commit 9a3cf79c8b
11 changed files with 1099 additions and 1228 deletions
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64
src/kiri/render.js
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@ -8,6 +8,7 @@
class Render {
constructor() {
this.layers = {};
this.profiles = {};
}
setLayer(layer, colors) {
@ -36,12 +37,35 @@
return this;
}
addPoly(poly) {
this.current.polys.push(poly);
addLines(lines, options) {
if (options) {
for (let i=0; i<lines.length-1; i += 2) {
const poly = new BASE.Polygon()
.append(lines[i])
.append(lines[i+1])
.setOpen();
this.addPoly(poly, options);
}
return;
}
for (let i=0; i<lines.length-1; i += 2) {
this.addLine(lines[i], lines[i+1]);
}
}
addPoly(poly, options) {
if (options) {
this.addPaths([poly], options);
} else {
this.current.polys.push(poly);
}
return this;
}
addPolys(polys) {
addPolys(polys, options) {
if (options) {
return this.addPaths(polys, options);
}
polys = flat(polys);
for (let i=0; i<polys.length; i++) {
this.addPoly(polys[i]);
@ -49,6 +73,19 @@
return this;
}
addAreas(polys, options) {
const faces = this.current.faces;
polys = Array.isArray(polys) ? polys : [ polys ];
polys.forEach(poly => {
poly.earcut().forEach(ep => {
ep.forEachPoint(p => { faces.push(p.x, p.y, p.z) });
});
});
if (options && options.outline) {
this.addPolys(poly.clone());
}
}
addFlats(polys, options) {
const opts = options || {};
const offset = opts.offset || 1;
@ -81,18 +118,23 @@
return;
}
const profile = new THREE.Shape();
profile.moveTo(-offset, -offset);
profile.lineTo(-offset, offset);
profile.lineTo( offset, offset);
profile.lineTo( offset, -offset);
const profiles = this.profiles;
if (!profiles[offset]) {
const profile = new THREE.Shape();
profile.moveTo(-offset, -offset);
profile.lineTo(-offset, offset);
profile.lineTo( offset, offset);
profile.lineTo( offset, -offset);
profiles[offset] = profile;
}
const profile = profiles[offset].clone();
polys.forEach(poly => {
const contour = [];
poly.points.forEach(p => {
contour.push(new THREE.Vector2(p.x, p.y));
});
const {index, faces} = ProfiledContourGeometry(profile, contour, true);
const {index, faces} = ProfiledContourGeometry(profile, contour, poly.isClosed());
this.current.paths.push({ index, faces, z: poly.getZ() });
});
return this;
@ -101,9 +143,9 @@
function flat(polys) {
if (Array.isArray(polys)) {
return POLY.flatten(polys, [], true);
return POLY.flatten(polys.clone(true), [], true);
} else {
return POLY.flatten([polys], [], true);
return POLY.flatten([polys.clone(true)], [], true);
}
}