AI_Assistant/grid-apps-cmms
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abstraction to allow extrude face and sketch on face

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This commit is contained in:
Stewart Allen 2024-08-13 15:38:41 -04:00
commit 43914a027f
1 changed files with 13 additions and 5 deletions
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18
src/mesh/model.js
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@ -637,7 +637,7 @@ mesh.model = class MeshModel extends mesh.object {
this.updateSelections(); this.updateSelections();
} }
triangulateSelections() { selectionToRotationPolys() {
let selverts = this.collectFacesByMaterialIndex(1); let selverts = this.collectFacesByMaterialIndex(1);
if (selverts?.length) { if (selverts?.length) {
let points = [...selverts].group(3).map(a => new Vector3().fromArray(a)); let points = [...selverts].group(3).map(a => new Vector3().fromArray(a));
@ -651,11 +651,19 @@ mesh.model = class MeshModel extends mesh.object {
// union and earcut the result // union and earcut the result
let polys = tris.map(t => newPolygon().fromVectors([ t.a, t.b, t.c ])); let polys = tris.map(t => newPolygon().fromVectors([ t.a, t.b, t.c ]));
let union = polygons.union(polys,0,true); let union = polygons.union(polys,0,true);
let ears = union.map(p => p.earcut()).flat(); return { polys: union, normal: targetNorm, quaternion: rotato };
// unrotate using the same quaternion } else {
rotato.invert(); return {};
}
}
triangulateSelections() {
let { polys, quaternion } = this.selectionToRotationPolys();
if (polys) {
let ears = polys.map(p => p.earcut()).flat();
let nupoints = ears.map(p => p.points).flat().map(p => p.toVector3()); let nupoints = ears.map(p => p.points).flat().map(p => p.toVector3());
nupoints.forEach(p => p.applyQuaternion(rotato)); // invert quaternion to restore points alignment to original face
nupoints.forEach(p => p.applyQuaternion(quaternion.invert()));
let nuverts = nupoints.map(p => p.toArray()).flat().toFloat32(); let nuverts = nupoints.map(p => p.toArray()).flat().toFloat32();
// remove selection and append nuverts // remove selection and append nuverts
this.deleteSelections(nuverts); this.deleteSelections(nuverts);