Improve python library, add LLGLTF asset parser, Add tests

2023-11-10 00:14:59 +00:00
parent 6c8273ea5e
commit 72d4eff2d8
13 changed files with 591 additions and 348 deletions
--- a/lib/classes/LLGLTFMaterial.ts
+++ b/lib/classes/LLGLTFMaterial.ts
@@ -0,0 +1,41 @@
+import * as LLSD from '@caspertech/llsd';
+import { LLGLTFMaterialData } from './LLGLTFMaterialData';
+
+export class LLGLTFMaterial
+{
+    public type?: string;
+    public version?: string;
+    public data?: LLGLTFMaterialData;
+
+    public constructor(data?: Buffer)
+    {
+        if (data !== undefined)
+        {
+            const header = data.slice(0, 18).toString('utf-8');
+            if (header.length !== 18 || header !== '<? LLSD/Binary ?>\n')
+            {
+                throw new Error('Failed to parse LLGLTFMaterial');
+            }
+
+            const body = new LLSD.Binary(Array.from(data.slice(18)), 'BINARY');
+            const llsd = LLSD.LLSD.parseBinary(body);
+            if (!llsd.result)
+            {
+                throw new Error('Failed to decode LLGLTFMaterial');
+            }
+            if (llsd.result.type)
+            {
+                this.type = String(llsd.result.type);
+            }
+            if (llsd.result.version)
+            {
+                this.version = String(llsd.result.version);
+            }
+            if (llsd.result.data)
+            {
+                const assetData = String(llsd.result.data);
+                this.data = JSON.parse(assetData);
+            }
+        }
+    }
+}