AI_Assistant/grid-apps-cmms
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convert all meshes to non-indexed

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This commit is contained in:
Stewart Allen 2022-01-31 13:27:09 -05:00
commit 6993a339e7
4 changed files with 60 additions and 74 deletions
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15
src/mesh/model.js
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@ -182,7 +182,11 @@ mesh.model = class MeshModel extends mesh.object {
load(vertices, indices, normals) {
let geo = new BufferGeometry();
geo.setAttribute('position', new BufferAttribute(vertices, 3));
if (indices) geo.setIndex(new BufferAttribute(indices, 1));
if (indices) {
// unroll indexed geometries
geo.setIndex(new BufferAttribute(indices, 1));
geo = geo.toNonIndexed();
}
if (!normals) geo.computeVertexNormals();
let meh = this.mesh = new Mesh(geo, [
this.mats.normal,
@ -199,24 +203,23 @@ mesh.model = class MeshModel extends mesh.object {
// persist in db so it can be restored on page load
mapp.db.space.put(this.id, { file: this.file, mesh: vertices });
// sync data to worker
worker.model_load({id: this.id, name: this.file, vertices, indices});
worker.model_load({id: this.id, name: this.file, vertices});
}
reload(vertices, indices, normals) {
reload(vertices) {
let was = this.wireframe(false);
let geo = this.mesh.geometry;
geo.setAttribute('position', new BufferAttribute(vertices, 3));
geo.setAttribute('normal', undefined);
// signal util.box3expand that geometry changed
geo._model_invalid = true;
if (indices) geo.setIndex(new BufferAttribute(indices, 1));
if (!normals) geo.computeVertexNormals();
geo.computeVertexNormals();
// allows raycasting to work
geo.computeBoundingSphere();
// persist in db so it can be restored on page load
mapp.db.space.put(this.id, { file: this.file, mesh: vertices });
// sync data to worker
worker.model_load({id: this.id, name: this.name, vertices, indices});
worker.model_load({id: this.id, name: this.name, vertices});
// restore wireframe state
this.wireframe(was);
// fixup normals