🚀 Auto-deploy: melhoria no snap e medição AR em 22/05/2026 20:51:44

src/lib/convertIFC.ts

@@ -7,10 +7,7 @@ const WASM_PATH = 'https://unpkg.com/web-ifc@0.0.57/';
 /**
  * Convert an IFC file (ArrayBuffer) into a GLB Blob using web-ifc + GLTFExporter.
  */
-export async function convertIFCtoGLB(
-  buffer: ArrayBuffer,
-  fileName: string
-): Promise<{ blob: Blob; fileName: string; fileSize: number }> {
+export async function parseIFCtoThree(buffer: ArrayBuffer): Promise<THREE.Scene> {
   const ifcApi = new WebIFC.IfcAPI();
   ifcApi.SetWasmPath(WASM_PATH, true);
   await ifcApi.Init();
@@ -92,6 +89,14 @@ export async function convertIFCtoGLB(
   });
 
   ifcApi.CloseModel(modelID);
+  return scene;
+}
+
+export async function convertIFCtoGLB(
+  buffer: ArrayBuffer,
+  fileName: string
+): Promise<{ blob: Blob; fileName: string; fileSize: number }> {
+  const scene = await parseIFCtoThree(buffer);
 
   // Export to GLB
   const exporter = new GLTFExporter();
@@ -108,7 +113,6 @@ export async function convertIFCtoGLB(
   const blob = new Blob([glb], { type: 'model/gltf-binary' });
 
   // Cleanup
-  materials.forEach((m) => m.dispose());
   scene.traverse((child) => {
     if (child instanceof THREE.Mesh) {
       child.geometry.dispose();