Initial commit

HTML/ThreeJS/node_modules/three/examples/jsm/utils/SceneUtils.js

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+import {
+	Group,
+	Mesh
+} from 'three';
+
+
+
+function createMeshesFromInstancedMesh( instancedMesh ) {
+
+	const group = new Group();
+
+	const count = instancedMesh.count;
+	const geometry = instancedMesh.geometry;
+	const material = instancedMesh.material;
+
+	for ( let i = 0; i < count; i ++ ) {
+
+		const mesh = new Mesh( geometry, material );
+
+		instancedMesh.getMatrixAt( i, mesh.matrix );
+		mesh.matrix.decompose( mesh.position, mesh.quaternion, mesh.scale );
+
+		group.add( mesh );
+
+	}
+
+	group.copy( instancedMesh );
+	group.updateMatrixWorld(); // ensure correct world matrices of meshes
+
+	return group;
+
+}
+
+function createMultiMaterialObject( geometry, materials ) {
+
+	const group = new Group();
+
+	for ( let i = 0, l = materials.length; i < l; i ++ ) {
+
+		group.add( new Mesh( geometry, materials[ i ] ) );
+
+	}
+
+	return group;
+
+}
+
+function detach( child, parent, scene ) {
+
+	console.warn( 'THREE.SceneUtils: detach() has been deprecated. Use scene.attach( child ) instead.' );
+
+	scene.attach( child );
+
+}
+
+function attach( child, scene, parent ) {
+
+	console.warn( 'THREE.SceneUtils: attach() has been deprecated. Use parent.attach( child ) instead.' );
+
+	parent.attach( child );
+
+}
+
+
+
+export {
+	createMeshesFromInstancedMesh,
+	createMultiMaterialObject,
+	detach,
+	attach,
+};