add Potree (version 1.8)

PointCloudWeb.Web/public/Potree/libs/three.js/webxr/XRHandPrimitiveModel.js

@@ -0,0 +1,87 @@
+import {
+	SphereBufferGeometry,
+	BoxBufferGeometry,
+	MeshStandardMaterial,
+	Mesh,
+	Group
+} from '../../../build/three.module.js';
+
+class XRHandPrimitiveModel {
+
+	constructor( handModel, controller, path, handedness, options ) {
+
+		this.controller = controller;
+		this.handModel = handModel;
+
+	  this.envMap = null;
+
+		this.handMesh = new Group();
+		this.handModel.add( this.handMesh );
+
+		if ( window.XRHand ) {
+
+			let geometry;
+
+			if ( ! options || ! options.primitive || options.primitive === 'sphere' ) {
+
+				geometry = new SphereBufferGeometry( 1, 10, 10 );
+
+			} else if ( options.primitive === 'box' ) {
+
+				geometry = new BoxBufferGeometry( 1, 1, 1 );
+
+			}
+
+			const jointMaterial = new MeshStandardMaterial( { color: 0xffffff, roughness: 1, metalness: 0 } );
+			const tipMaterial = new MeshStandardMaterial( { color: 0x999999, roughness: 1, metalness: 0 } );
+
+			const tipIndexes = [
+				window.XRHand.THUMB_PHALANX_TIP,
+				window.XRHand.INDEX_PHALANX_TIP,
+				window.XRHand.MIDDLE_PHALANX_TIP,
+				window.XRHand.RING_PHALANX_TIP,
+				window.XRHand.LITTLE_PHALANX_TIP
+			];
+			for ( let i = 0; i <= window.XRHand.LITTLE_PHALANX_TIP; i ++ ) {
+
+				var cube = new Mesh( geometry, tipIndexes.indexOf( i ) !== - 1 ? tipMaterial : jointMaterial );
+				cube.castShadow = true;
+				cube.receiveShadow = true;
+				this.handMesh.add( cube );
+
+			}
+
+		}
+
+	}
+
+	updateMesh() {
+
+		const defaultRadius = 0.008;
+		const objects = this.handMesh.children;
+
+		// XR Joints
+		const XRJoints = this.controller.joints;
+
+		for ( let i = 0; i < objects.length; i ++ ) {
+
+			const jointMesh = objects[ i ];
+			const XRJoint = XRJoints[ i ];
+
+			if ( XRJoint.visible ) {
+
+				jointMesh.position.copy( XRJoint.position );
+				jointMesh.quaternion.copy( XRJoint.quaternion );
+				jointMesh.scale.setScalar( XRJoint.jointRadius || defaultRadius );
+
+			}
+
+			jointMesh.visible = XRJoint.visible;
+
+		}
+
+	}
+
+}
+
+export { XRHandPrimitiveModel };