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BoundingVerts is not present in every LLMesh

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This commit is contained in:
Casper Warden
2025-05-29 00:49:55 +01:00
parent f4c36f0208
commit 7d67d4b175
3 changed files with 32 additions and 16 deletions
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44
lib/classes/public/LLMesh.ts
View File

@@ -42,6 +42,7 @@ export class LLMesh
mesh: number[],
mesh_triangles: number
}
public submodel_id?: number;
public static async from(buf: Buffer): Promise<LLMesh>
{
@@ -77,6 +78,15 @@ export class LLMesh
}
break;
}
case 'submodel_id':
{
const int = obj[key];
if (int instanceof LLSDInteger)
{
llmesh.submodel_id = int.valueOf();
}
break;
}
case 'date':
{
const dt = obj[key];
@@ -300,6 +310,10 @@ export class LLMesh
{
llsd.add('version', new LLSDInteger(this.version));
}
if (this.submodel_id !== undefined)
{
llsd.add('submodel_id', new LLSDInteger(this.submodel_id));
}
if (this.date !== undefined)
{
llsd.add('date', this.date);
@@ -473,7 +487,7 @@ export class LLMesh
private static parsePhysicsConvex(mesh: LLSDMap): LLPhysicsConvex
{
const conv: LLPhysicsConvex = {
boundingVerts: [],
boundingVerts: undefined,
domain: {
min: new Vector3([-0.5, -0.5, -0.5]),
max: new Vector3([0.5, 0.5, 0.5])
@@ -509,11 +523,10 @@ export class LLMesh
throw new Error('Hull list expected number of points does not match number of positions: ' + totalPoints + ' vs ' + conv.positions.length);
}
}
if (!(mesh.BoundingVerts instanceof Buffer))
if (mesh.BoundingVerts instanceof Buffer)
{
throw new Error('BoundingVerts is required');
conv.boundingVerts = this.decodeByteDomain3(mesh.BoundingVerts, conv.domain.min, conv.domain.max);
}
conv.boundingVerts = this.decodeByteDomain3(mesh.BoundingVerts, conv.domain.min, conv.domain.max);
return conv;
}
@@ -898,18 +911,21 @@ export class LLMesh
llsd.add('Positions', buf);
}
{
const buf = Buffer.allocUnsafe(conv.boundingVerts.length * 6);
let pos = 0;
for (const vec of conv.boundingVerts)
if(conv.boundingVerts)
{
buf.writeUInt16LE(Math.round(((vec.x - conv.domain.min.x) / sizeX) * 65535), pos);
pos = pos + 2;
buf.writeUInt16LE(Math.round(((vec.y - conv.domain.min.y) / sizeY) * 65535), pos);
pos = pos + 2;
buf.writeUInt16LE(Math.round(((vec.z - conv.domain.min.z) / sizeZ) * 65535), pos);
pos = pos + 2;
const buf = Buffer.allocUnsafe(conv.boundingVerts.length * 6);
let pos = 0;
for (const vec of conv.boundingVerts)
{
buf.writeUInt16LE(Math.round(((vec.x - conv.domain.min.x) / sizeX) * 65535), pos);
pos = pos + 2;
buf.writeUInt16LE(Math.round(((vec.y - conv.domain.min.y) / sizeY) * 65535), pos);
pos = pos + 2;
buf.writeUInt16LE(Math.round(((vec.z - conv.domain.min.z) / sizeZ) * 65535), pos);
pos = pos + 2;
}
llsd.add('BoundingVerts', buf);
}
llsd.add('BoundingVerts', buf);
}
return Utils.deflate(LLSD.toBinary(llsd));
}

2
lib/classes/public/interfaces/LLPhysicsConvex.ts
View File

@@ -4,7 +4,7 @@ export interface LLPhysicsConvex
{
hullList?: number[];
positions?: Vector3[];
boundingVerts: Vector3[];
boundingVerts?: Vector3[];
domain: {
min: Vector3,
max: Vector3

2
package.json
View File

@@ -1,6 +1,6 @@
{
"name": "@caspertech/node-metaverse",
"version": "0.8.1",
"version": "0.8.3",
"description": "A node.js interface for Second Life.",
"main": "dist/lib/index.js",
"types": "dist/lib/index.d.ts",