Add teleportTo method and reset interaction system in runtime host

src/runtime-three/first-person-navigation-controller.ts

@@ -138,6 +138,18 @@ export class FirstPersonNavigationController implements NavigationController {
     this.publishTelemetry();
   }
 
+  teleportTo(feetPosition: Vec3, yawDegrees: number) {
+    this.feetPosition = {
+      ...feetPosition
+    };
+    this.yawRadians = (yawDegrees * Math.PI) / 180;
+    this.pitchRadians = 0;
+    this.verticalVelocity = 0;
+    this.grounded = false;
+    this.updateCameraTransform();
+    this.publishTelemetry();
+  }
+
   private updateCameraTransform() {
     if (this.context === null) {
       return;

src/runtime-three/runtime-host.ts

@@ -119,6 +119,7 @@ export class RuntimeHost {
     }
 
     this.activeController?.deactivate(this.controllerContext);
+    this.interactionSystem.reset();
     this.activeController = nextController;
     this.activeController.activate(this.controllerContext);
   }