fix hand tracking glove rendering

docs/technical/architecture.md

@@ -42,7 +42,7 @@ This document describes the code that exists today in the repository.
 - `src/components/ui/debug/DebugOverlayLayout.tsx` mounts the compact HTML debug overlay when enabled from `lil-gui`.
 - `src/components/ui/debug/GameStateDebugPanel.tsx` exposes current game state, main/sub-state switching, previous/next step controls, and reset.
 - `src/components/ui/debug/HandTrackingDebugPanel.tsx` shows hand tracking status, usage, loaded glove model, hand count, and fist state while hand tracking is active.
-- `src/components/three/handTracking/HandTrackingLeftGlove.tsx` places the rigged `gant_l` model on the detected left hand in the debug physics scene.
+- `src/components/three/handTracking/HandTrackingGlove.tsx` places the rigged `gant_l` and `gant_r` models on detected hands in the debug physics scene.
 - `src/components/debug/scene/DebugHelpers.tsx` mounts debug helpers.
 - `src/components/debug/scene/DebugCameraControls.tsx` mounts the free debug camera.
 - `lil-gui` global debug controls include camera mode, scene mode, `R3F Perf`, and `Debug Overlay`; interaction-specific controls live in the `Interaction` folder.
@@ -51,7 +51,7 @@ This document describes the code that exists today in the repository.
 
 - `src/components/three/models/` contains reusable model helpers such as `ExplodableModel`.
 - `src/components/three/interaction/` contains reusable interaction wrappers such as `InteractableObject`, `TriggerObject`, and `GrabbableObject`.
-- `src/components/three/handTracking/` contains R3F hand tracking debug models such as the left glove overlay.
+- `src/components/three/handTracking/` contains R3F hand tracking debug models such as the glove overlays.
 - `src/components/three/gameplay/` contains the current core repair gameplay prototype: the repair case, repair game zone, and module slots.
 - `src/components/three/world/` contains reusable world/environment objects such as `SkyModel`.
 

docs/technical/hand-tracking.md

@@ -16,7 +16,7 @@ The feature is scoped to the debug physics scene rather than production gameplay
 4. The backend returns hand data including landmarks, handedness, score, center point, and `isFist`.
 5. React stores the latest snapshot in the hand tracking provider.
 6. `GrabbableObject` reads that snapshot each frame and uses fist state plus raycasting to grab objects.
-7. `HandTrackingLeftGlove` reads the same snapshot and places the rigged `gant_l` model on the detected left hand in the debug physics scene.
+7. `HandTrackingGlove` reads the same snapshot and places the rigged `gant_l` and `gant_r` models on the detected hands in the debug physics scene.
 
 ## Activation Rules
 
@@ -106,18 +106,18 @@ The final hold distance is clamped between the configured grab minimum and maxim
 The current debug UI includes:
 
 - `HandTrackingDebugPanel` inside `DebugOverlayLayout` for status, usage, loaded glove model, server state, hand count, and fist state
-- `HandTrackingVisualizer` for the SVG landmark wireframe
+- `HandTrackingVisualizer` for the SVG landmark wireframe fallback
-- `HandTrackingLeftGlove` for the left-hand `gant_l` model in the R3F scene
+- `HandTrackingGlove` for the left-hand `gant_l` and right-hand `gant_r` models in the R3F scene
 - `r3f-perf` for render performance
 - `lil-gui` for scene, camera, lighting, interaction, and grab controls
 
-The hand tracking debug panel is a compact HTML grid outside the canvas. `Model loaded` displays `gant_l` when a left hand is detected, otherwise `none`. The hand wireframe is also HTML/SVG, not a 3D hand model.
+The hand tracking debug panel is a compact HTML grid outside the canvas. `Model loaded` displays the successfully loaded glove models. The SVG hand wireframe is only a fallback while models are loading or if a glove model fails to load.
 
-## Left Glove Model
+## Glove Models
 
-The current left glove MVP uses `public/models/gant_l/model.gltf`, which contains a GLTF skin and armature. For now the model is positioned, oriented, and scaled as a whole from palm landmarks instead of driving individual finger bones.
+The current glove MVP uses `public/models/gant_l/model.gltf` and `public/models/gant_r/model.gltf`, which contain GLTF skins and armatures. For now each model is positioned, oriented, and scaled as a whole from palm landmarks instead of driving individual finger bones.
 
-The right hand is intentionally ignored in this MVP. The available right-hand models are static in the current assets and are not mapped to MediaPipe bones yet.
+The glove models are intentionally smaller than the raw SVG overlay so they do not dominate the camera view.
 
 ## Known Limitations
 
@@ -125,5 +125,5 @@ The right hand is intentionally ignored in this MVP. The available right-hand mo
 - MediaPipe depth is relative and can be noisy.
 - The virtual hit zone is an approximation based on multiple raycasts, not a real 3D collider.
 - There is no smoothing layer for hand position or depth yet.
-- The hand visualization is an SVG landmark wireframe.
+- The SVG hand visualization is a fallback, not the primary display when glove models load correctly.
-- The left glove follows the palm as a whole; finger-by-finger bone animation still requires a verified landmark-to-bone mapping and smoothing.
+- Each glove follows the palm as a whole; finger-by-finger bone animation still requires a verified landmark-to-bone mapping and smoothing.

src/components/three/handTracking/HandTrackingGlove.tsx

@@ -0,0 +1,235 @@
+import type { ReactNode } from "react";
+import { Component, useEffect, useMemo, useRef } from "react";
+import { useFrame, useThree } from "@react-three/fiber";
+import { useGLTF } from "@react-three/drei";
+import * as THREE from "three";
+import { clone } from "three/addons/utils/SkeletonUtils.js";
+import { useHandTrackingSnapshot } from "@/hooks/handTracking/useHandTrackingSnapshot";
+import {
+  useHandTrackingGloveStatus,
+  type HandTrackingGloveHandedness,
+} from "@/hooks/handTracking/useHandTrackingGloveStatus";
+import { useLoggedGLTF } from "@/hooks/three/useLoggedGLTF";
+import type { HandTrackingLandmark } from "@/types/handTracking/handTracking";
+import { logModelLoadError } from "@/utils/three/modelLoadLogger";
+
+const GLOVE_MODEL_PATHS: Record<HandTrackingGloveHandedness, string> = {
+  left: "/models/gant_l/model.gltf",
+  right: "/models/gant_r/model.gltf",
+};
+
+const GLOVE_ROOT_NODE_NAMES: Record<HandTrackingGloveHandedness, string> = {
+  left: "Hand_l",
+  right: "Hand_r",
+};
+
+const HAND_SPACE_DISTANCE = 2.4;
+const HAND_DEPTH_SCALE = 0.45;
+const GLOVE_SCALE = 0.17;
+
+const _cameraPosition = new THREE.Vector3();
+const _direction = new THREE.Vector3();
+const _xAxis = new THREE.Vector3();
+const _yAxis = new THREE.Vector3();
+const _zAxis = new THREE.Vector3();
+const _matrix = new THREE.Matrix4();
+const _targetQuaternion = new THREE.Quaternion();
+const _targetPosition = new THREE.Vector3();
+const _wristPosition = new THREE.Vector3();
+const _indexPosition = new THREE.Vector3();
+const _middlePosition = new THREE.Vector3();
+const _ringPosition = new THREE.Vector3();
+const _pinkyPosition = new THREE.Vector3();
+
+interface HandTrackingGloveProps {
+  handedness: HandTrackingGloveHandedness;
+}
+
+interface HandTrackingGloveErrorBoundaryProps {
+  children: ReactNode;
+  handedness: HandTrackingGloveHandedness;
+  modelPath: string;
+}
+
+class HandTrackingGloveErrorBoundary extends Component<
+  HandTrackingGloveErrorBoundaryProps,
+  { hasError: boolean }
+> {
+  constructor(props: HandTrackingGloveErrorBoundaryProps) {
+    super(props);
+    this.state = { hasError: false };
+  }
+
+  static getDerivedStateFromError(): { hasError: boolean } {
+    return { hasError: true };
+  }
+
+  componentDidCatch(error: Error): void {
+    useHandTrackingGloveStatus
+      .getState()
+      .setGloveStatus(this.props.handedness, "error");
+
+    logModelLoadError(
+      {
+        modelPath: this.props.modelPath,
+        scope: `HandTrackingGlove.${this.props.handedness}`,
+        scale: GLOVE_SCALE,
+      },
+      error,
+    );
+  }
+
+  render(): ReactNode {
+    if (this.state.hasError) return null;
+
+    return this.props.children;
+  }
+}
+
+function landmarkToWorldPoint(
+  landmark: HandTrackingLandmark,
+  camera: THREE.Camera,
+  target: THREE.Vector3,
+): THREE.Vector3 {
+  _cameraPosition.setFromMatrixPosition(camera.matrixWorld);
+  target.set((1 - landmark.x) * 2 - 1, -landmark.y * 2 + 1, 0.5);
+  target.unproject(camera);
+
+  _direction.copy(target).sub(_cameraPosition).normalize();
+  target
+    .copy(_cameraPosition)
+    .addScaledVector(
+      _direction,
+      HAND_SPACE_DISTANCE - landmark.z * HAND_DEPTH_SCALE,
+    );
+
+  return target;
+}
+
+function matchesHandedness(
+  handHandedness: string,
+  targetHandedness: HandTrackingGloveHandedness,
+): boolean {
+  return handHandedness.toLowerCase() === targetHandedness;
+}
+
+function HandTrackingGloveModel({
+  handedness,
+}: HandTrackingGloveProps): React.JSX.Element | null {
+  const groupRef = useRef<THREE.Group>(null);
+  const { camera } = useThree();
+  const { hands } = useHandTrackingSnapshot();
+  const setGloveStatus = useHandTrackingGloveStatus(
+    (state) => state.setGloveStatus,
+  );
+  const modelPath = GLOVE_MODEL_PATHS[handedness];
+  const gltf = useLoggedGLTF(modelPath, {
+    scope: `HandTrackingGlove.${handedness}`,
+    scale: GLOVE_SCALE,
+  });
+  const gloveScene = useMemo(() => {
+    const rootNode = gltf.scene.getObjectByName(
+      GLOVE_ROOT_NODE_NAMES[handedness],
+    );
+
+    if (!rootNode) {
+      throw new Error(
+        `Missing glove root node ${GLOVE_ROOT_NODE_NAMES[handedness]}`,
+      );
+    }
+
+    return clone(rootNode);
+  }, [gltf.scene, handedness]);
+
+  const hand = hands.find((candidate) =>
+    matchesHandedness(candidate.handedness, handedness),
+  );
+
+  useEffect(() => {
+    setGloveStatus(handedness, "loaded");
+  }, [handedness, setGloveStatus]);
+
+  useFrame((_, delta) => {
+    const group = groupRef.current;
+    const trackedHand = hands.find((candidate) =>
+      matchesHandedness(candidate.handedness, handedness),
+    );
+
+    if (!group || !trackedHand || trackedHand.landmarks.length < 21) {
+      if (group) group.visible = false;
+      return;
+    }
+
+    group.visible = true;
+
+    const wrist = trackedHand.landmarks[0];
+    const indexMcp = trackedHand.landmarks[5];
+    const middleMcp = trackedHand.landmarks[9];
+    const ringMcp = trackedHand.landmarks[13];
+    const pinkyMcp = trackedHand.landmarks[17];
+
+    if (!wrist || !indexMcp || !middleMcp || !ringMcp || !pinkyMcp) {
+      group.visible = false;
+      return;
+    }
+
+    landmarkToWorldPoint(wrist, camera, _wristPosition);
+    landmarkToWorldPoint(indexMcp, camera, _indexPosition);
+    landmarkToWorldPoint(middleMcp, camera, _middlePosition);
+    landmarkToWorldPoint(ringMcp, camera, _ringPosition);
+    landmarkToWorldPoint(pinkyMcp, camera, _pinkyPosition);
+
+    _targetPosition
+      .copy(_wristPosition)
+      .add(_indexPosition)
+      .add(_middlePosition)
+      .add(_ringPosition)
+      .add(_pinkyPosition)
+      .multiplyScalar(0.2);
+
+    _yAxis.copy(_middlePosition).sub(_wristPosition).normalize();
+    _xAxis.copy(_indexPosition).sub(_pinkyPosition).normalize();
+    _zAxis.crossVectors(_xAxis, _yAxis).normalize();
+
+    if (
+      _xAxis.lengthSq() === 0 ||
+      _yAxis.lengthSq() === 0 ||
+      _zAxis.lengthSq() === 0
+    ) {
+      return;
+    }
+
+    _xAxis.crossVectors(_yAxis, _zAxis).normalize();
+    _matrix.makeBasis(_xAxis, _yAxis, _zAxis);
+    _targetQuaternion.setFromRotationMatrix(_matrix);
+
+    group.position.lerp(_targetPosition, Math.min(1, delta * 18));
+    group.quaternion.slerp(_targetQuaternion, Math.min(1, delta * 18));
+
+    const palmLength = _wristPosition.distanceTo(_middlePosition);
+    const scale = palmLength * GLOVE_SCALE;
+    group.scale.setScalar(scale);
+  });
+
+  if (!hand) return null;
+
+  return <primitive ref={groupRef} object={gloveScene} />;
+}
+
+export function HandTrackingGlove({
+  handedness,
+}: HandTrackingGloveProps): React.JSX.Element {
+  const modelPath = GLOVE_MODEL_PATHS[handedness];
+
+  return (
+    <HandTrackingGloveErrorBoundary
+      handedness={handedness}
+      modelPath={modelPath}
+    >
+      <HandTrackingGloveModel handedness={handedness} />
+    </HandTrackingGloveErrorBoundary>
+  );
+}
+
+useGLTF.preload(GLOVE_MODEL_PATHS.left);
+useGLTF.preload(GLOVE_MODEL_PATHS.right);

src/components/three/handTracking/HandTrackingLeftGlove.tsx

@@ -1,130 +0,0 @@
-import { useMemo, useRef } from "react";
-import { useFrame, useThree } from "@react-three/fiber";
-import { useGLTF } from "@react-three/drei";
-import * as THREE from "three";
-import { clone } from "three/addons/utils/SkeletonUtils.js";
-import { useHandTrackingSnapshot } from "@/hooks/handTracking/useHandTrackingSnapshot";
-import { useLoggedGLTF } from "@/hooks/three/useLoggedGLTF";
-import type { HandTrackingLandmark } from "@/types/handTracking/handTracking";
-
-const LEFT_GLOVE_MODEL_URL = "/models/gant_l/model.gltf";
-const HAND_SPACE_DISTANCE = 2.4;
-const HAND_DEPTH_SCALE = 0.45;
-const GLOVE_SCALE = 0.34;
-
-const _cameraPosition = new THREE.Vector3();
-const _direction = new THREE.Vector3();
-const _xAxis = new THREE.Vector3();
-const _yAxis = new THREE.Vector3();
-const _zAxis = new THREE.Vector3();
-const _matrix = new THREE.Matrix4();
-const _targetQuaternion = new THREE.Quaternion();
-const _targetPosition = new THREE.Vector3();
-const _wristPosition = new THREE.Vector3();
-const _indexPosition = new THREE.Vector3();
-const _middlePosition = new THREE.Vector3();
-const _ringPosition = new THREE.Vector3();
-const _pinkyPosition = new THREE.Vector3();
-
-function landmarkToWorldPoint(
-  landmark: HandTrackingLandmark,
-  camera: THREE.Camera,
-  target: THREE.Vector3,
-): THREE.Vector3 {
-  _cameraPosition.setFromMatrixPosition(camera.matrixWorld);
-  target.set((1 - landmark.x) * 2 - 1, -landmark.y * 2 + 1, 0.5);
-  target.unproject(camera);
-
-  _direction.copy(target).sub(_cameraPosition).normalize();
-  target
-    .copy(_cameraPosition)
-    .addScaledVector(
-      _direction,
-      HAND_SPACE_DISTANCE - landmark.z * HAND_DEPTH_SCALE,
-    );
-
-  return target;
-}
-
-function isLeftHand(handedness: string): boolean {
-  return handedness.toLowerCase() === "left";
-}
-
-export function HandTrackingLeftGlove(): React.JSX.Element | null {
-  const groupRef = useRef<THREE.Group>(null);
-  const { camera } = useThree();
-  const { hands } = useHandTrackingSnapshot();
-  const gltf = useLoggedGLTF(LEFT_GLOVE_MODEL_URL, {
-    scope: "HandTrackingLeftGlove",
-    scale: GLOVE_SCALE,
-  });
-  const gloveScene = useMemo(() => clone(gltf.scene), [gltf.scene]);
-
-  const leftHand = hands.find((hand) => isLeftHand(hand.handedness));
-
-  useFrame((_, delta) => {
-    const group = groupRef.current;
-    const hand = hands.find((candidate) => isLeftHand(candidate.handedness));
-
-    if (!group || !hand || hand.landmarks.length < 21) {
-      if (group) group.visible = false;
-      return;
-    }
-
-    group.visible = true;
-
-    const wrist = hand.landmarks[0];
-    const indexMcp = hand.landmarks[5];
-    const middleMcp = hand.landmarks[9];
-    const ringMcp = hand.landmarks[13];
-    const pinkyMcp = hand.landmarks[17];
-
-    if (!wrist || !indexMcp || !middleMcp || !ringMcp || !pinkyMcp) {
-      group.visible = false;
-      return;
-    }
-
-    landmarkToWorldPoint(wrist, camera, _wristPosition);
-    landmarkToWorldPoint(indexMcp, camera, _indexPosition);
-    landmarkToWorldPoint(middleMcp, camera, _middlePosition);
-    landmarkToWorldPoint(ringMcp, camera, _ringPosition);
-    landmarkToWorldPoint(pinkyMcp, camera, _pinkyPosition);
-
-    _targetPosition
-      .copy(_wristPosition)
-      .add(_indexPosition)
-      .add(_middlePosition)
-      .add(_ringPosition)
-      .add(_pinkyPosition)
-      .multiplyScalar(0.2);
-
-    _yAxis.copy(_middlePosition).sub(_wristPosition).normalize();
-    _xAxis.copy(_indexPosition).sub(_pinkyPosition).normalize();
-    _zAxis.crossVectors(_xAxis, _yAxis).normalize();
-
-    if (
-      _xAxis.lengthSq() === 0 ||
-      _yAxis.lengthSq() === 0 ||
-      _zAxis.lengthSq() === 0
-    ) {
-      return;
-    }
-
-    _xAxis.crossVectors(_yAxis, _zAxis).normalize();
-    _matrix.makeBasis(_xAxis, _yAxis, _zAxis);
-    _targetQuaternion.setFromRotationMatrix(_matrix);
-
-    group.position.lerp(_targetPosition, Math.min(1, delta * 18));
-    group.quaternion.slerp(_targetQuaternion, Math.min(1, delta * 18));
-
-    const palmLength = _wristPosition.distanceTo(_middlePosition);
-    const scale = palmLength * GLOVE_SCALE;
-    group.scale.setScalar(scale);
-  });
-
-  if (!leftHand) return null;
-
-  return <primitive ref={groupRef} object={gloveScene} />;
-}
-
-useGLTF.preload(LEFT_GLOVE_MODEL_URL);

src/components/ui/HandTrackingVisualizer.tsx

@@ -1,4 +1,5 @@
 import { useHandTrackingSnapshot } from "@/hooks/handTracking/useHandTrackingSnapshot";
+import { useHandTrackingGloveStatus } from "@/hooks/handTracking/useHandTrackingGloveStatus";
 
 const HAND_CONNECTIONS: Array<[number, number]> = [
   [0, 1],
@@ -26,8 +27,12 @@ const HAND_CONNECTIONS: Array<[number, number]> = [
 
 export function HandTrackingVisualizer(): React.JSX.Element | null {
   const { hands, status } = useHandTrackingSnapshot();
+  const gloves = useHandTrackingGloveStatus((state) => state.gloves);
+  const shouldShowSvgFallback = Object.values(gloves).some(
+    (gloveStatus) => gloveStatus === "error" || gloveStatus === "idle",
+  );
 
-  if (status === "idle" || hands.length === 0) {
+  if (status === "idle" || hands.length === 0 || !shouldShowSvgFallback) {
     return null;
   }
 

src/components/ui/debug/HandTrackingDebugPanel.tsx

@@ -1,4 +1,5 @@
 import { useHandTrackingSnapshot } from "@/hooks/handTracking/useHandTrackingSnapshot";
+import { useHandTrackingGloveStatus } from "@/hooks/handTracking/useHandTrackingGloveStatus";
 import type { HandTrackingStatus } from "@/types/handTracking/handTracking";
 
 const STATUS_LABELS: Record<HandTrackingStatus, string> = {
@@ -15,22 +16,23 @@ const STATUS_LABELS: Record<HandTrackingStatus, string> = {
 export function HandTrackingDebugPanel(): React.JSX.Element | null {
   const { hands, status, usageStatus, serverStatus, error } =
     useHandTrackingSnapshot();
+  const gloves = useHandTrackingGloveStatus((state) => state.gloves);
 
   if (status === "idle") {
     return null;
   }
 
   const fist = hands.some((hand) => hand.isFist);
-  const hasLeftHand = hands.some(
-    (hand) => hand.handedness.toLowerCase() === "left",
-  );
-  const hasRightHand = hands.some(
-    (hand) => hand.handedness.toLowerCase() === "right",
-  );
   const modelLoaded =
-    [hasLeftHand ? "gant_l" : null, hasRightHand ? "gant_r" : null]
+    [
+      gloves.left === "loaded" ? "gant_l" : null,
+      gloves.right === "loaded" ? "gant_r" : null,
+    ]
       .filter(Boolean)
       .join(", ") || "none";
+  const modelFallback = Object.values(gloves).some(
+    (gloveStatus) => gloveStatus === "error",
+  );
 
   return (
     <section
@@ -51,6 +53,10 @@ export function HandTrackingDebugPanel(): React.JSX.Element | null {
           <dt>Model loaded</dt>
           <dd>{modelLoaded}</dd>
         </div>
+        <div>
+          <dt>SVG fallback</dt>
+          <dd>{modelFallback ? "yes" : "no"}</dd>
+        </div>
         {serverStatus ? (
           <div>
             <dt>Server</dt>

src/data/docs/docsTranslations.ts

@@ -125,7 +125,7 @@ Ce document décrit le code réellement présent aujourd'hui dans le dépôt.
 - \`src/components/ui/debug/DebugOverlayLayout.tsx\` monte l'overlay HTML debug compact quand il est activé depuis \`lil-gui\`.
 - \`src/components/ui/debug/GameStateDebugPanel.tsx\` expose l'état de jeu courant, le changement de main/sub-state, les contrôles previous/next step et le reset.
 - \`src/components/ui/debug/HandTrackingDebugPanel.tsx\` affiche le statut hand tracking, l'usage, le modèle de gant chargé, le nombre de mains et l'état fist pendant l'activation du hand tracking.
-- \`src/components/three/handTracking/HandTrackingLeftGlove.tsx\` place le modèle riggé \`gant_l\` sur la main gauche détectée dans la scène physics debug.
+- \`src/components/three/handTracking/HandTrackingGlove.tsx\` place les modèles riggés \`gant_l\` et \`gant_r\` sur les mains détectées dans la scène physics debug.
 - \`src/components/debug/scene/DebugHelpers.tsx\` monte les helpers debug.
 - \`src/components/debug/scene/DebugCameraControls.tsx\` monte la caméra libre debug.
 - Les contrôles globaux \`lil-gui\` incluent camera mode, scene mode, \`R3F Perf\` et \`Debug Overlay\`; les contrôles d'interaction vivent dans le dossier \`Interaction\`.

src/hooks/handTracking/useHandTrackingGloveStatus.ts

@@ -0,0 +1,28 @@
+import { create } from "zustand";
+
+export type HandTrackingGloveHandedness = "left" | "right";
+
+type HandTrackingGloveLoadState = "idle" | "loaded" | "error";
+
+interface HandTrackingGloveStatusState {
+  gloves: Record<HandTrackingGloveHandedness, HandTrackingGloveLoadState>;
+  setGloveStatus: (
+    handedness: HandTrackingGloveHandedness,
+    status: HandTrackingGloveLoadState,
+  ) => void;
+}
+
+export const useHandTrackingGloveStatus =
+  create<HandTrackingGloveStatusState>()((set) => ({
+    gloves: {
+      left: "idle",
+      right: "idle",
+    },
+    setGloveStatus: (handedness, status) =>
+      set((state) => ({
+        gloves: {
+          ...state.gloves,
+          [handedness]: status,
+        },
+      })),
+  }));

src/world/World.tsx

@@ -8,7 +8,7 @@ import { useCameraMode } from "@/hooks/debug/useCameraMode";
 import { useSceneMode } from "@/hooks/debug/useSceneMode";
 import { DebugCameraControls } from "@/components/debug/scene/DebugCameraControls";
 import { DebugHelpers } from "@/components/debug/scene/DebugHelpers";
-import { HandTrackingLeftGlove } from "@/components/three/handTracking/HandTrackingLeftGlove";
+import { HandTrackingGlove } from "@/components/three/handTracking/HandTrackingGlove";
 import { Environment } from "@/world/Environment";
 import { GameMusic } from "@/world/GameMusic";
 import { Lighting } from "@/world/Lighting";
@@ -31,7 +31,12 @@ export function World(): React.JSX.Element {
       <Environment />
       <Lighting />
       <DebugHelpers />
-      {sceneMode === "physics" ? <HandTrackingLeftGlove /> : null}
+      {sceneMode === "physics" ? (
+        <>
+          <HandTrackingGlove handedness="left" />
+          <HandTrackingGlove handedness="right" />
+        </>
+      ) : null}
       {cameraMode === "debug" ? <DebugCameraControls /> : null}
 
       {sceneMode === "game" ? (