update : put every constante in the data folder

src/components/3d/GrabbableObject.tsx

@@ -0,0 +1,139 @@
+import { useRef } from "react";
+import { useFrame, useThree } from "@react-three/fiber";
+import { RigidBody } from "@react-three/rapier";
+import type { RapierRigidBody } from "@react-three/rapier";
+import * as THREE from "three";
+import { InteractableObject } from "@/components/3d/InteractableObject";
+import {
+  GRAB_DEFAULT_COLLIDERS,
+  GRAB_DEFAULT_LABEL,
+  GRAB_HOLD_DISTANCE_DEFAULT,
+  GRAB_HOLD_DISTANCE_MAX,
+  GRAB_HOLD_DISTANCE_MIN,
+  GRAB_HOLD_DISTANCE_STEP,
+  GRAB_STIFFNESS_DEFAULT,
+  GRAB_STIFFNESS_MAX,
+  GRAB_STIFFNESS_MIN,
+  GRAB_STIFFNESS_STEP,
+  GRAB_THROW_BOOST_DEFAULT,
+  GRAB_THROW_BOOST_MAX,
+  GRAB_THROW_BOOST_MIN,
+  GRAB_THROW_BOOST_STEP,
+} from "@/data/grabConfig";
+import { useDebugFolder } from "@/hooks/debug/useDebugFolder";
+
+interface GrabbableObjectProps {
+  position: [number, number, number];
+  children: React.ReactNode;
+  colliders?: "cuboid" | "ball" | "hull";
+  label?: string;
+}
+
+// Shared mutable params — one debug folder controls all instances.
+const params = {
+  stiffness: GRAB_STIFFNESS_DEFAULT,
+  throwBoost: GRAB_THROW_BOOST_DEFAULT,
+  holdDistance: GRAB_HOLD_DISTANCE_DEFAULT,
+};
+
+const ZERO_ANGULAR_VELOCITY = { x: 0, y: 0, z: 0 };
+
+const _holdTarget = new THREE.Vector3();
+const _currentPos = new THREE.Vector3();
+const _velocity = new THREE.Vector3();
+
+export function GrabbableObject({
+  position,
+  children,
+  colliders = GRAB_DEFAULT_COLLIDERS,
+  label = GRAB_DEFAULT_LABEL,
+}: GrabbableObjectProps): React.JSX.Element {
+  const camera = useThree((state) => state.camera);
+  const rbRef = useRef<RapierRigidBody>(null);
+  const isHolding = useRef(false);
+
+  useDebugFolder("GrabbableObject", (folder) => {
+    folder
+      .add(
+        params,
+        "stiffness",
+        GRAB_STIFFNESS_MIN,
+        GRAB_STIFFNESS_MAX,
+        GRAB_STIFFNESS_STEP,
+      )
+      .name("Hold stiffness");
+    folder
+      .add(
+        params,
+        "throwBoost",
+        GRAB_THROW_BOOST_MIN,
+        GRAB_THROW_BOOST_MAX,
+        GRAB_THROW_BOOST_STEP,
+      )
+      .name("Throw boost");
+    folder
+      .add(
+        params,
+        "holdDistance",
+        GRAB_HOLD_DISTANCE_MIN,
+        GRAB_HOLD_DISTANCE_MAX,
+        GRAB_HOLD_DISTANCE_STEP,
+      )
+      .name("Hold distance");
+  });
+
+  useFrame(() => {
+    if (!isHolding.current || !rbRef.current) return;
+
+    camera.getWorldDirection(_holdTarget);
+    _holdTarget.multiplyScalar(params.holdDistance).add(camera.position);
+
+    const t = rbRef.current.translation();
+    _currentPos.set(t.x, t.y, t.z);
+
+    _velocity
+      .subVectors(_holdTarget, _currentPos)
+      .multiplyScalar(params.stiffness);
+
+    rbRef.current.setLinvel(
+      { x: _velocity.x, y: _velocity.y, z: _velocity.z },
+      true,
+    );
+    rbRef.current.setAngvel(ZERO_ANGULAR_VELOCITY, true);
+  });
+
+  return (
+    <RigidBody
+      ref={rbRef}
+      type="dynamic"
+      colliders={colliders}
+      position={position}
+    >
+      <InteractableObject
+        kind="grab"
+        label={label}
+        position={position}
+        bodyRef={rbRef}
+        onPress={() => {
+          isHolding.current = true;
+        }}
+        onRelease={() => {
+          isHolding.current = false;
+          if (!rbRef.current || params.throwBoost === GRAB_THROW_BOOST_DEFAULT)
+            return;
+          const v = rbRef.current.linvel();
+          rbRef.current.setLinvel(
+            {
+              x: v.x * params.throwBoost,
+              y: v.y * params.throwBoost,
+              z: v.z * params.throwBoost,
+            },
+            true,
+          );
+        }}
+      >
+        {children}
+      </InteractableObject>
+    </RigidBody>
+  );
+}

src/components/3d/InteractableObject.tsx

@@ -1,9 +1,13 @@
 import { useEffect, useRef } from "react";
 import { useFrame, useThree } from "@react-three/fiber";
-import { RigidBody } from "@react-three/rapier";
 import type { RapierRigidBody } from "@react-three/rapier";
 import * as THREE from "three";
 import type { RefObject } from "react";
+import {
+  INTERACTION_DEBUG_SPHERE_COLOR,
+  INTERACTION_DEBUG_SPHERE_OPACITY,
+  INTERACTION_DEBUG_SPHERE_SEGMENTS,
+} from "@/data/debugConfig";
 import { Debug } from "@/utils/debug/Debug";
 import { useDebugFolder } from "@/hooks/debug/useDebugFolder";
 import {
@@ -17,9 +21,7 @@ interface InteractableObjectProps {
   kind: InteractableKind;
   label: string;
   position: [number, number, number];
-  rigidBodyType?: "dynamic" | "fixed";
-  colliders?: "cuboid" | "ball" | "hull";
-  rbRef?: RefObject<RapierRigidBody | null>;
+  bodyRef?: RefObject<RapierRigidBody | null>;
   onPress: () => void;
   onRelease?: () => void;
   children: React.ReactNode;
@@ -34,16 +36,12 @@ export function InteractableObject({
   kind,
   label,
   position,
-  rigidBodyType = "dynamic",
-  colliders = "cuboid",
-  rbRef,
+  bodyRef,
   onPress,
   onRelease = () => {},
   children,
 }: InteractableObjectProps): React.JSX.Element {
   const camera = useThree((state) => state.camera);
-  const internalRef = useRef<RapierRigidBody>(null);
-  const bodyRef = rbRef ?? internalRef;
   const groupRef = useRef<THREE.Group>(null);
   const debugSphereRef = useRef<THREE.Mesh>(null);
 
@@ -67,7 +65,6 @@ export function InteractableObject({
   });
 
   useFrame(() => {
-    const body = bodyRef.current;
     const group = groupRef.current;
     const debug = Debug.getInstance();
     const manager = InteractionManager.getInstance();
@@ -77,8 +74,8 @@ export function InteractableObject({
         debug.active && debug.getShowInteractionSpheres();
     }
 
-    if (body) {
-      const t = body.translation();
+    if (bodyRef?.current) {
+      const t = bodyRef.current.translation();
       _objectPos.set(t.x, t.y, t.z);
     } else {
       _objectPos.set(...position);
@@ -99,7 +96,6 @@ export function InteractableObject({
     _raycaster.far = INTERACTION_RADIUS;
 
     const hits = group ? _raycaster.intersectObject(group, true) : [];
-
     const validHit = hits.find((h) => h.object !== debugSphereRef.current);
 
     if (validHit) {
@@ -110,24 +106,23 @@ export function InteractableObject({
   });
 
   return (
-    <RigidBody
-      ref={bodyRef}
-      type={rigidBodyType}
-      colliders={colliders}
-      position={position}
-    >
     <group ref={groupRef}>
       {children}
       <mesh ref={debugSphereRef} visible={false}>
-          <sphereGeometry args={[INTERACTION_RADIUS, 16, 16]} />
+        <sphereGeometry
+          args={[
+            INTERACTION_RADIUS,
+            INTERACTION_DEBUG_SPHERE_SEGMENTS,
+            INTERACTION_DEBUG_SPHERE_SEGMENTS,
+          ]}
+        />
         <meshBasicMaterial
-            color="#facc15"
+          color={INTERACTION_DEBUG_SPHERE_COLOR}
           wireframe
           transparent
-            opacity={0.25}
+          opacity={INTERACTION_DEBUG_SPHERE_OPACITY}
         />
       </mesh>
     </group>
-    </RigidBody>
   );
 }

src/components/3d/TriggerObject.tsx

@@ -0,0 +1,94 @@
+import { useRef, useState } from "react";
+import { useGLTF } from "@react-three/drei";
+import { RigidBody } from "@react-three/rapier";
+import { InteractableObject } from "@/components/3d/InteractableObject";
+import {
+  TRIGGER_DEFAULT_COLLIDERS,
+  TRIGGER_DEFAULT_LABEL,
+  TRIGGER_DEFAULT_SOUND_VOLUME,
+  TRIGGER_DEFAULT_SPAWN_OFFSET,
+} from "@/data/triggerConfig";
+import { AudioManager } from "@/stateManager/AudioManager";
+
+interface SpawnedModel {
+  id: number;
+  position: [number, number, number];
+}
+
+interface TriggerObjectProps {
+  position: [number, number, number];
+  children: React.ReactNode;
+  colliders?: "cuboid" | "ball" | "hull";
+  label?: string;
+  soundPath?: string;
+  soundVolume?: number;
+  spawnModel?: string;
+  spawnOffset?: [number, number, number];
+}
+
+let _spawnCounter = 0;
+
+function SpawnedModelInstance({
+  path,
+  position,
+}: {
+  path: string;
+  position: [number, number, number];
+}): React.JSX.Element {
+  const { scene } = useGLTF(path);
+  return <primitive object={scene.clone()} position={position} />;
+}
+
+export function TriggerObject({
+  position,
+  children,
+  colliders = TRIGGER_DEFAULT_COLLIDERS,
+  label = TRIGGER_DEFAULT_LABEL,
+  soundPath,
+  soundVolume = TRIGGER_DEFAULT_SOUND_VOLUME,
+  spawnModel,
+  spawnOffset = TRIGGER_DEFAULT_SPAWN_OFFSET,
+}: TriggerObjectProps): React.JSX.Element {
+  const [spawned, setSpawned] = useState<SpawnedModel[]>([]);
+  const positionRef = useRef(position);
+
+  return (
+    <>
+      <RigidBody type="fixed" colliders={colliders} position={position}>
+        <InteractableObject
+          kind="trigger"
+          label={label}
+          position={position}
+          onPress={() => {
+            if (soundPath) {
+              AudioManager.getInstance().playSound(soundPath, soundVolume);
+            }
+
+            if (spawnModel) {
+              const spawnPos: [number, number, number] = [
+                positionRef.current[0] + spawnOffset[0],
+                positionRef.current[1] + spawnOffset[1],
+                positionRef.current[2] + spawnOffset[2],
+              ];
+              setSpawned((prev) => [
+                ...prev,
+                { id: ++_spawnCounter, position: spawnPos },
+              ]);
+            }
+          }}
+        >
+          {children}
+        </InteractableObject>
+      </RigidBody>
+
+      {spawnModel &&
+        spawned.map((s) => (
+          <SpawnedModelInstance
+            key={s.id}
+            path={spawnModel}
+            position={s.position}
+          />
+        ))}
+    </>
+  );
+}

src/data/debugConfig.ts

@@ -0,0 +1,5 @@
+export const INTERACTION_DEBUG_SPHERE_SEGMENTS = 16;
+export const INTERACTION_DEBUG_SPHERE_COLOR = "#facc15";
+export const INTERACTION_DEBUG_SPHERE_OPACITY = 0.25;
+
+export const MAP_DEBUG_BOX_HELPER_COLOR = 0x00ff88;

src/data/environmentConfig.ts

@@ -0,0 +1,11 @@
+export const PHYSICS_SCENE_BACKGROUND_COLOR = "#0b1018";
+
+// CubeTextureLoader face order: +X, -X, +Y, -Y, +Z, -Z
+export const SKYBOX_FACES = [
+  "/skybox/px.jpg",
+  "/skybox/nx.jpg",
+  "/skybox/py.jpg",
+  "/skybox/ny.jpg",
+  "/skybox/pz.jpg",
+  "/skybox/nz.jpg",
+] as const;

src/data/grabConfig.ts

@@ -0,0 +1,18 @@
+export const GRAB_DEFAULT_COLLIDERS = "cuboid";
+export const GRAB_DEFAULT_LABEL = "Prendre";
+
+export const GRAB_STIFFNESS_DEFAULT = 15;
+export const GRAB_THROW_BOOST_DEFAULT = 1.0;
+export const GRAB_HOLD_DISTANCE_DEFAULT = 2;
+
+export const GRAB_STIFFNESS_MIN = 1;
+export const GRAB_STIFFNESS_MAX = 50;
+export const GRAB_STIFFNESS_STEP = 1;
+
+export const GRAB_THROW_BOOST_MIN = 0.5;
+export const GRAB_THROW_BOOST_MAX = 3.0;
+export const GRAB_THROW_BOOST_STEP = 0.1;
+
+export const GRAB_HOLD_DISTANCE_MIN = 0.5;
+export const GRAB_HOLD_DISTANCE_MAX = 5.0;
+export const GRAB_HOLD_DISTANCE_STEP = 0.1;

src/data/keybindings.ts

@@ -0,0 +1,7 @@
+export const MOVE_FORWARD_KEY = "z";
+export const MOVE_BACKWARD_KEY = "s";
+export const MOVE_LEFT_KEY = "q";
+export const MOVE_RIGHT_KEY = "d";
+export const JUMP_KEY = " ";
+export const INTERACT_KEY = "e";
+export const PRIMARY_INTERACT_MOUSE_BUTTON = 0;

src/data/lightingConfig.ts

@@ -0,0 +1,30 @@
+export const AMBIENT_LIGHT_COLOR = "#dbeafe";
+export const SUN_LIGHT_COLOR = "#fff7ed";
+
+export const LIGHTING_DEFAULTS = {
+  ambientIntensity: 1.8,
+  sunIntensity: 2.8,
+  sunX: 60,
+  sunY: 80,
+  sunZ: 30,
+};
+
+export const AMBIENT_INTENSITY_MIN = 0;
+export const AMBIENT_INTENSITY_MAX = 5;
+export const AMBIENT_INTENSITY_STEP = 0.1;
+
+export const SUN_INTENSITY_MIN = 0;
+export const SUN_INTENSITY_MAX = 8;
+export const SUN_INTENSITY_STEP = 0.1;
+
+export const SUN_X_MIN = -100;
+export const SUN_X_MAX = 100;
+export const SUN_X_STEP = 1;
+
+export const SUN_Y_MIN = 0;
+export const SUN_Y_MAX = 150;
+export const SUN_Y_STEP = 1;
+
+export const SUN_Z_MIN = -100;
+export const SUN_Z_MAX = 100;
+export const SUN_Z_STEP = 1;

src/data/playerConfig.ts

@@ -0,0 +1,16 @@
+export const PLAYER_EYE_HEIGHT = 1.75;
+export const PLAYER_CAPSULE_RADIUS = 0.35;
+
+export const PLAYER_WALK_SPEED = 11;
+export const PLAYER_AIR_CONTROL_FACTOR = 0.35;
+export const PLAYER_JUMP_SPEED = 9;
+export const PLAYER_GRAVITY = 30;
+export const PLAYER_MAX_DELTA = 0.05;
+export const PLAYER_ACCELERATION_MULTIPLIER = 9;
+export const PLAYER_XZ_DAMPING_FACTOR = 8;
+
+export const PLAYER_SPAWN_X = 0;
+export const PLAYER_SPAWN_Z = 0;
+export const PLAYER_SPAWN_Y_DEFAULT = 100;
+export const PLAYER_SPAWN_Y_GAME = 100;
+export const PLAYER_SPAWN_Y_PHYSICS = 3;

src/data/testSceneConfig.ts

@@ -0,0 +1,22 @@
+export const TEST_SCENE_FLOOR_POSITION: [number, number, number] = [0, -0.5, 0];
+export const TEST_SCENE_FLOOR_SIZE: [number, number, number] = [200, 1, 200];
+export const TEST_SCENE_FLOOR_COLLIDER_HALF_EXTENTS: [number, number, number] =
+  [100, 0.5, 100];
+
+export const TEST_SCENE_GRABBABLE_POSITION: [number, number, number] = [
+  0, 1, -3,
+];
+export const TEST_SCENE_GRABBABLE_BOX_SIZE: [number, number, number] = [
+  0.5, 0.5, 0.5,
+];
+export const TEST_SCENE_GRABBABLE_COLOR = "#e07b39";
+export const TEST_SCENE_GRABBABLE_ROUGHNESS = 0.6;
+export const TEST_SCENE_GRABBABLE_METALNESS = 0.1;
+
+export const TEST_SCENE_TRIGGER_POSITION: [number, number, number] = [3, 2, -3];
+export const TEST_SCENE_TRIGGER_SOUND_PATH = "/sounds/fa.mp3";
+export const TEST_SCENE_TRIGGER_RADIUS = 0.4;
+export const TEST_SCENE_TRIGGER_SEGMENTS = 32;
+export const TEST_SCENE_TRIGGER_COLOR = "#3b82f6";
+export const TEST_SCENE_TRIGGER_ROUGHNESS = 0.3;
+export const TEST_SCENE_TRIGGER_METALNESS = 0.5;

src/data/triggerConfig.ts

@@ -0,0 +1,4 @@
+export const TRIGGER_DEFAULT_COLLIDERS = "ball";
+export const TRIGGER_DEFAULT_LABEL = "Interagir";
+export const TRIGGER_DEFAULT_SOUND_VOLUME = 1;
+export const TRIGGER_DEFAULT_SPAWN_OFFSET: [number, number, number] = [0, 0, 0];

src/world/Environment.tsx

@@ -1,3 +1,25 @@
-export function Environment(): React.JSX.Element {
-  return <color attach="background" args={["#0b1018"]} />;
+import * as THREE from "three";
+import { useLoader } from "@react-three/fiber";
+import {
+  PHYSICS_SCENE_BACKGROUND_COLOR,
+  SKYBOX_FACES,
+} from "@/data/environmentConfig";
+import { useSceneMode } from "@/hooks/debug/useSceneMode";
+
+function SkyBox(): React.JSX.Element {
+  const texture = useLoader(THREE.CubeTextureLoader, [...SKYBOX_FACES]);
+
+  return <primitive attach="background" object={texture} />;
+}
+
+export function Environment(): React.JSX.Element {
+  const sceneMode = useSceneMode();
+
+  if (sceneMode === "physics") {
+    return (
+      <color attach="background" args={[PHYSICS_SCENE_BACKGROUND_COLOR]} />
+    );
+  }
+
+  return <SkyBox />;
 }

src/world/Lighting.tsx

@@ -1,6 +1,26 @@
 import { useRef } from "react";
 import { useFrame } from "@react-three/fiber";
 import type { AmbientLight, DirectionalLight } from "three";
+import {
+  AMBIENT_INTENSITY_MAX,
+  AMBIENT_INTENSITY_MIN,
+  AMBIENT_INTENSITY_STEP,
+  AMBIENT_LIGHT_COLOR,
+  LIGHTING_DEFAULTS,
+  SUN_INTENSITY_MAX,
+  SUN_INTENSITY_MIN,
+  SUN_INTENSITY_STEP,
+  SUN_LIGHT_COLOR,
+  SUN_X_MAX,
+  SUN_X_MIN,
+  SUN_X_STEP,
+  SUN_Y_MAX,
+  SUN_Y_MIN,
+  SUN_Y_STEP,
+  SUN_Z_MAX,
+  SUN_Z_MIN,
+  SUN_Z_STEP,
+} from "@/data/lightingConfig";
 import { useDebugFolder } from "@/hooks/debug/useDebugFolder";
 
 type LightingState = {
@@ -11,24 +31,40 @@ type LightingState = {
   sunZ: number;
 };
 
-const LIGHTING_STATE: LightingState = {
-  ambientIntensity: 1.8,
-  sunIntensity: 2.8,
-  sunX: 60,
-  sunY: 80,
-  sunZ: 30,
-};
+const LIGHTING_STATE: LightingState = { ...LIGHTING_DEFAULTS };
 
 export function Lighting(): React.JSX.Element {
   const ambient = useRef<AmbientLight>(null);
   const sun = useRef<DirectionalLight>(null);
 
   useDebugFolder("Lighting", (folder) => {
-    folder.add(LIGHTING_STATE, "ambientIntensity", 0, 5, 0.1).name("Ambient");
-    folder.add(LIGHTING_STATE, "sunIntensity", 0, 8, 0.1).name("Sun Intensity");
-    folder.add(LIGHTING_STATE, "sunX", -100, 100, 1).name("Sun X");
-    folder.add(LIGHTING_STATE, "sunY", 0, 150, 1).name("Sun Y");
-    folder.add(LIGHTING_STATE, "sunZ", -100, 100, 1).name("Sun Z");
+    folder
+      .add(
+        LIGHTING_STATE,
+        "ambientIntensity",
+        AMBIENT_INTENSITY_MIN,
+        AMBIENT_INTENSITY_MAX,
+        AMBIENT_INTENSITY_STEP,
+      )
+      .name("Ambient");
+    folder
+      .add(
+        LIGHTING_STATE,
+        "sunIntensity",
+        SUN_INTENSITY_MIN,
+        SUN_INTENSITY_MAX,
+        SUN_INTENSITY_STEP,
+      )
+      .name("Sun Intensity");
+    folder
+      .add(LIGHTING_STATE, "sunX", SUN_X_MIN, SUN_X_MAX, SUN_X_STEP)
+      .name("Sun X");
+    folder
+      .add(LIGHTING_STATE, "sunY", SUN_Y_MIN, SUN_Y_MAX, SUN_Y_STEP)
+      .name("Sun Y");
+    folder
+      .add(LIGHTING_STATE, "sunZ", SUN_Z_MIN, SUN_Z_MAX, SUN_Z_STEP)
+      .name("Sun Z");
   });
 
   useFrame(() => {
@@ -51,7 +87,7 @@ export function Lighting(): React.JSX.Element {
       <ambientLight
         ref={ambient}
         intensity={LIGHTING_STATE.ambientIntensity}
-        color="#dbeafe"
+        color={AMBIENT_LIGHT_COLOR}
       />
       <directionalLight
         ref={sun}
@@ -61,7 +97,7 @@ export function Lighting(): React.JSX.Element {
           LIGHTING_STATE.sunZ,
         ]}
         intensity={LIGHTING_STATE.sunIntensity}
-        color="#fff7ed"
+        color={SUN_LIGHT_COLOR}
         castShadow
       />
     </>

src/world/Map.tsx

@@ -3,6 +3,7 @@ import { useThree } from "@react-three/fiber";
 import { useGLTF } from "@react-three/drei";
 import * as THREE from "three";
 import { Octree } from "three/addons/math/Octree.js";
+import { MAP_DEBUG_BOX_HELPER_COLOR } from "@/data/debugConfig";
 import { Debug } from "@/utils/debug/Debug";
 
 const MAP_PATH = "/models/map/model.gltf";
@@ -38,7 +39,7 @@ export function Map({ onOctreeReady }: MapProps): React.JSX.Element {
 
     groupRef.current.traverse((child) => {
       if (!(child instanceof THREE.Mesh)) return;
-      const helper = new THREE.BoxHelper(child, 0x00ff88);
+      const helper = new THREE.BoxHelper(child, MAP_DEBUG_BOX_HELPER_COLOR);
       scene.add(helper);
       helpers.push(helper);
     });

src/world/World.tsx

@@ -1,5 +1,9 @@
 import { useState, useCallback } from "react";
 import type { Octree } from "three/addons/math/Octree.js";
+import {
+  PLAYER_SPAWN_Y_GAME,
+  PLAYER_SPAWN_Y_PHYSICS,
+} from "@/data/playerConfig";
 import { useCameraMode } from "@/hooks/debug/useCameraMode";
 import { useSceneMode } from "@/hooks/debug/useSceneMode";
 import { DebugCameraControls } from "@/utils/debug/scene/DebugCameraControls";
@@ -32,7 +36,9 @@ export function World(): React.JSX.Element {
       {cameraMode !== "debug" ? (
         <PlayerComponent
           octree={octree}
-          spawnY={sceneMode === "game" ? 100 : 3}
+          spawnY={
+            sceneMode === "game" ? PLAYER_SPAWN_Y_GAME : PLAYER_SPAWN_Y_PHYSICS
+          }
         />
       ) : null}
     </>

src/world/debug/TestScene.tsx

@@ -2,8 +2,25 @@ import { useEffect, useRef } from "react";
 import { Physics, RigidBody, CuboidCollider } from "@react-three/rapier";
 import * as THREE from "three";
 import { Octree } from "three/addons/math/Octree.js";
-import { GrabCube } from "@/world/objects/GrabCube";
-import { TriggerSphere } from "@/world/objects/TriggerSphere";
+import { GrabbableObject } from "@/components/3d/GrabbableObject";
+import { TriggerObject } from "@/components/3d/TriggerObject";
+import {
+  TEST_SCENE_FLOOR_COLLIDER_HALF_EXTENTS,
+  TEST_SCENE_FLOOR_POSITION,
+  TEST_SCENE_FLOOR_SIZE,
+  TEST_SCENE_GRABBABLE_BOX_SIZE,
+  TEST_SCENE_GRABBABLE_COLOR,
+  TEST_SCENE_GRABBABLE_METALNESS,
+  TEST_SCENE_GRABBABLE_POSITION,
+  TEST_SCENE_GRABBABLE_ROUGHNESS,
+  TEST_SCENE_TRIGGER_COLOR,
+  TEST_SCENE_TRIGGER_METALNESS,
+  TEST_SCENE_TRIGGER_POSITION,
+  TEST_SCENE_TRIGGER_RADIUS,
+  TEST_SCENE_TRIGGER_ROUGHNESS,
+  TEST_SCENE_TRIGGER_SEGMENTS,
+  TEST_SCENE_TRIGGER_SOUND_PATH,
+} from "@/data/testSceneConfig";
 
 interface TestSceneProps {
   onOctreeReady: (octree: Octree) => void;
@@ -28,21 +45,54 @@ export function TestScene({
 
   return (
     <>
-      {/* Invisible floor mesh for Octree player collision */}
       <group ref={floorRef}>
-        <mesh visible={false} position={[0, -0.5, 0]}>
-          <boxGeometry args={[200, 1, 200]} />
+        <mesh visible={false} position={TEST_SCENE_FLOOR_POSITION}>
+          <boxGeometry args={TEST_SCENE_FLOOR_SIZE} />
           <meshBasicMaterial />
         </mesh>
       </group>
 
-      {/* Rapier physics for interactable objects */}
       <Physics>
         <RigidBody type="fixed">
-          <CuboidCollider args={[100, 0.5, 100]} position={[0, -0.5, 0]} />
+          <CuboidCollider
+            args={TEST_SCENE_FLOOR_COLLIDER_HALF_EXTENTS}
+            position={TEST_SCENE_FLOOR_POSITION}
+          />
         </RigidBody>
-        <GrabCube />
-        <TriggerSphere />
+
+        <GrabbableObject
+          position={TEST_SCENE_GRABBABLE_POSITION}
+          colliders="cuboid"
+        >
+          <mesh castShadow receiveShadow>
+            <boxGeometry args={TEST_SCENE_GRABBABLE_BOX_SIZE} />
+            <meshStandardMaterial
+              color={TEST_SCENE_GRABBABLE_COLOR}
+              roughness={TEST_SCENE_GRABBABLE_ROUGHNESS}
+              metalness={TEST_SCENE_GRABBABLE_METALNESS}
+            />
+          </mesh>
+        </GrabbableObject>
+
+        <TriggerObject
+          position={TEST_SCENE_TRIGGER_POSITION}
+          soundPath={TEST_SCENE_TRIGGER_SOUND_PATH}
+        >
+          <mesh castShadow receiveShadow>
+            <sphereGeometry
+              args={[
+                TEST_SCENE_TRIGGER_RADIUS,
+                TEST_SCENE_TRIGGER_SEGMENTS,
+                TEST_SCENE_TRIGGER_SEGMENTS,
+              ]}
+            />
+            <meshStandardMaterial
+              color={TEST_SCENE_TRIGGER_COLOR}
+              roughness={TEST_SCENE_TRIGGER_ROUGHNESS}
+              metalness={TEST_SCENE_TRIGGER_METALNESS}
+            />
+          </mesh>
+        </TriggerObject>
       </Physics>
     </>
   );

src/world/objects/GrabCube.tsx

@@ -1,80 +0,0 @@
-import { useRef } from "react";
-import { useFrame, useThree } from "@react-three/fiber";
-import type { RapierRigidBody } from "@react-three/rapier";
-import * as THREE from "three";
-import { InteractableObject } from "@/components/3d/InteractableObject";
-import { useDebugFolder } from "@/hooks/debug/useDebugFolder";
-
-const CUBE_SIZE = 0.5;
-const HOLD_DISTANCE = 2;
-const SPAWN_POSITION: [number, number, number] = [0, 1, -3];
-
-const params = { stiffness: 15, throwBoost: 1.0 };
-
-const _holdTarget = new THREE.Vector3();
-const _currentPos = new THREE.Vector3();
-const _velocity = new THREE.Vector3();
-
-export function GrabCube(): React.JSX.Element {
-  const camera = useThree((state) => state.camera);
-  const rbRef = useRef<RapierRigidBody>(null);
-  const isHolding = useRef(false);
-
-  useDebugFolder("GrabCube", (folder) => {
-    folder.add(params, "stiffness", 1, 50, 1).name("Hold stiffness");
-    folder.add(params, "throwBoost", 0.5, 3.0, 0.1).name("Throw boost");
-  });
-
-  useFrame(() => {
-    if (!isHolding.current || !rbRef.current) return;
-
-    camera.getWorldDirection(_holdTarget);
-    _holdTarget.multiplyScalar(HOLD_DISTANCE).add(camera.position);
-
-    const t = rbRef.current.translation();
-    _currentPos.set(t.x, t.y, t.z);
-
-    _velocity
-      .subVectors(_holdTarget, _currentPos)
-      .multiplyScalar(params.stiffness);
-
-    rbRef.current.setLinvel(
-      { x: _velocity.x, y: _velocity.y, z: _velocity.z },
-      true,
-    );
-    rbRef.current.setAngvel({ x: 0, y: 0, z: 0 }, true);
-  });
-
-  return (
-    <InteractableObject
-      kind="grab"
-      label="Prendre"
-      position={SPAWN_POSITION}
-      rigidBodyType="dynamic"
-      colliders="cuboid"
-      rbRef={rbRef}
-      onPress={() => {
-        isHolding.current = true;
-      }}
-      onRelease={() => {
-        isHolding.current = false;
-        if (rbRef.current && params.throwBoost !== 1.0) {
-          const v = rbRef.current.linvel();
-          rbRef.current.setLinvel(
-            {
-              x: v.x * params.throwBoost,
-              y: v.y * params.throwBoost,
-              z: v.z * params.throwBoost,
-            },
-            true,
-          );
-        }
-      }}
-    >
-      <mesh castShadow receiveShadow>
-        <boxGeometry args={[CUBE_SIZE, CUBE_SIZE, CUBE_SIZE]} />
-        <meshStandardMaterial color="#e07b39" roughness={0.6} metalness={0.1} />
-      </mesh>
-    </InteractableObject>
-  );
-}

src/world/objects/TriggerSphere.tsx

@@ -1,32 +0,0 @@
-import { AudioManager } from "@/stateManager/AudioManager";
-import { InteractableObject } from "@/components/3d/InteractableObject";
-
-const SPHERE_RADIUS = 0.4;
-const SPAWN_POSITION: [number, number, number] = [3, 2, -3];
-const SOUND_PATH = "/sounds/fa.mp3";
-
-interface TriggerSphereProps {
-  soundPath?: string;
-}
-
-export function TriggerSphere({
-  soundPath = SOUND_PATH,
-}: TriggerSphereProps): React.JSX.Element {
-  return (
-    <InteractableObject
-      kind="trigger"
-      label="Interagir"
-      position={SPAWN_POSITION}
-      rigidBodyType="fixed"
-      colliders="ball"
-      onPress={() => {
-        AudioManager.getInstance().playSound(soundPath);
-      }}
-    >
-      <mesh castShadow receiveShadow>
-        <sphereGeometry args={[SPHERE_RADIUS, 32, 32]} />
-        <meshStandardMaterial color="#3b82f6" roughness={0.3} metalness={0.5} />
-      </mesh>
-    </InteractableObject>
-  );
-}

src/world/player/PlayerCamera.tsx

@@ -1,9 +1,6 @@
 import { useEffect } from "react";
 import { PointerLockControls } from "@react-three/drei";
 
-export const PLAYER_EYE_HEIGHT = 1.75;
-export const PLAYER_CAPSULE_RADIUS = 0.35;
-
 export function PlayerCamera(): React.JSX.Element {
   useEffect(() => {
     return () => {

src/world/player/PlayerComponent.tsx

@@ -1,6 +1,11 @@
 import { useEffect } from "react";
 import { useThree } from "@react-three/fiber";
 import type { Octree } from "three/addons/math/Octree.js";
+import {
+  PLAYER_SPAWN_X,
+  PLAYER_SPAWN_Y_DEFAULT,
+  PLAYER_SPAWN_Z,
+} from "@/data/playerConfig";
 import { PlayerCamera } from "@/world/player/PlayerCamera";
 import { PlayerController } from "@/world/player/PlayerController";
 
@@ -11,12 +16,12 @@ interface PlayerComponentProps {
 
 export function PlayerComponent({
   octree = null,
-  spawnY = 100,
+  spawnY = PLAYER_SPAWN_Y_DEFAULT,
 }: PlayerComponentProps): React.JSX.Element {
   const camera = useThree((state) => state.camera);
 
   useEffect(() => {
-    camera.position.set(0, spawnY, 0);
+    camera.position.set(PLAYER_SPAWN_X, spawnY, PLAYER_SPAWN_Z);
   }, [camera, spawnY]);
 
   return (

src/world/player/PlayerController.tsx

@@ -3,16 +3,29 @@ import { useFrame, useThree } from "@react-three/fiber";
 import * as THREE from "three";
 import { Capsule } from "three/addons/math/Capsule.js";
 import type { Octree } from "three/addons/math/Octree.js";
-import { InteractionManager } from "@/stateManager/InteractionManager";
 import {
-  PLAYER_EYE_HEIGHT,
+  INTERACT_KEY,
+  JUMP_KEY,
+  MOVE_BACKWARD_KEY,
+  MOVE_FORWARD_KEY,
+  MOVE_LEFT_KEY,
+  MOVE_RIGHT_KEY,
+  PRIMARY_INTERACT_MOUSE_BUTTON,
+} from "@/data/keybindings";
+import {
+  PLAYER_ACCELERATION_MULTIPLIER,
+  PLAYER_AIR_CONTROL_FACTOR,
   PLAYER_CAPSULE_RADIUS,
-} from "@/world/player/PlayerCamera";
-
-const WALK_SPEED = 11;
-const AIR_CONTROL = 0.35;
-const JUMP_SPEED = 9;
-const GRAVITY = 30;
+  PLAYER_EYE_HEIGHT,
+  PLAYER_GRAVITY,
+  PLAYER_JUMP_SPEED,
+  PLAYER_MAX_DELTA,
+  PLAYER_SPAWN_X,
+  PLAYER_SPAWN_Z,
+  PLAYER_WALK_SPEED,
+  PLAYER_XZ_DAMPING_FACTOR,
+} from "@/data/playerConfig";
+import { InteractionManager } from "@/stateManager/InteractionManager";
 
 type Keys = {
   forward: boolean;
@@ -60,11 +73,11 @@ export function PlayerController({ octree }: PlayerControllerProps): null {
   useEffect(() => {
     const spawnY = camera.position.y;
     capsule.current.start.set(
-      0,
+      PLAYER_SPAWN_X,
       spawnY - PLAYER_EYE_HEIGHT + PLAYER_CAPSULE_RADIUS,
-      0,
+      PLAYER_SPAWN_Z,
     );
-    capsule.current.end.set(0, spawnY, 0);
+    capsule.current.end.set(PLAYER_SPAWN_X, spawnY, PLAYER_SPAWN_Z);
     // eslint-disable-next-line react-hooks/exhaustive-deps
   }, []);
 
@@ -73,22 +86,22 @@ export function PlayerController({ octree }: PlayerControllerProps): null {
 
     const handleKeyDown = (event: KeyboardEvent): void => {
       switch (event.key.toLowerCase()) {
-        case "z":
+        case MOVE_FORWARD_KEY:
           keys.current.forward = true;
           break;
-        case "s":
+        case MOVE_BACKWARD_KEY:
           keys.current.backward = true;
           break;
-        case "q":
+        case MOVE_LEFT_KEY:
           keys.current.left = true;
           break;
-        case "d":
+        case MOVE_RIGHT_KEY:
           keys.current.right = true;
           break;
-        case " ":
+        case JUMP_KEY:
           wantsJump.current = true;
           break;
-        case "e":
+        case INTERACT_KEY:
           if (interaction.getState().focused?.kind === "trigger") {
             interaction.pressInteract();
           }
@@ -101,19 +114,19 @@ export function PlayerController({ octree }: PlayerControllerProps): null {
 
     const handleKeyUp = (event: KeyboardEvent): void => {
       switch (event.key.toLowerCase()) {
-        case "z":
+        case MOVE_FORWARD_KEY:
           keys.current.forward = false;
           break;
-        case "s":
+        case MOVE_BACKWARD_KEY:
           keys.current.backward = false;
           break;
-        case "q":
+        case MOVE_LEFT_KEY:
           keys.current.left = false;
           break;
-        case "d":
+        case MOVE_RIGHT_KEY:
           keys.current.right = false;
           break;
-        case "e":
+        case INTERACT_KEY:
           if (interaction.getState().focused?.kind === "trigger") {
             interaction.releaseInteract();
           }
@@ -125,14 +138,14 @@ export function PlayerController({ octree }: PlayerControllerProps): null {
     };
 
     const handleMouseDown = (event: MouseEvent): void => {
-      if (event.button !== 0) return;
+      if (event.button !== PRIMARY_INTERACT_MOUSE_BUTTON) return;
       if (interaction.getState().focused?.kind === "grab") {
         interaction.pressInteract();
       }
     };
 
     const handleMouseUp = (event: MouseEvent): void => {
-      if (event.button !== 0) return;
+      if (event.button !== PRIMARY_INTERACT_MOUSE_BUTTON) return;
       if (interaction.getState().holding) {
         interaction.releaseInteract();
       }
@@ -153,8 +166,7 @@ export function PlayerController({ octree }: PlayerControllerProps): null {
   }, []);
 
   useFrame((_, delta) => {
-    // Clamp delta so physics don't explode on tab focus regain
-    const dt = Math.min(delta, 0.05);
+    const dt = Math.min(delta, PLAYER_MAX_DELTA);
 
     // Compute wish direction from camera yaw (XZ only)
     camera.getWorldDirection(_forward);
@@ -172,12 +184,15 @@ export function PlayerController({ octree }: PlayerControllerProps): null {
     if (_wishDir.lengthSq() > 0) _wishDir.normalize();
 
     // Accelerate horizontally
-    const accel = onFloor.current ? WALK_SPEED : WALK_SPEED * AIR_CONTROL;
-    velocity.current.x += _wishDir.x * accel * dt * 9;
-    velocity.current.z += _wishDir.z * accel * dt * 9;
+    const accel = onFloor.current
+      ? PLAYER_WALK_SPEED
+      : PLAYER_WALK_SPEED * PLAYER_AIR_CONTROL_FACTOR;
+    velocity.current.x +=
+      _wishDir.x * accel * dt * PLAYER_ACCELERATION_MULTIPLIER;
+    velocity.current.z +=
+      _wishDir.z * accel * dt * PLAYER_ACCELERATION_MULTIPLIER;
 
-    // Exponential damping on XZ
-    const damping = Math.exp(-8 * dt);
+    const damping = Math.exp(-PLAYER_XZ_DAMPING_FACTOR * dt);
     velocity.current.x *= damping;
     velocity.current.z *= damping;
 
@@ -185,11 +200,11 @@ export function PlayerController({ octree }: PlayerControllerProps): null {
     if (onFloor.current) {
       velocity.current.y = Math.max(0, velocity.current.y);
       if (wantsJump.current) {
-        velocity.current.y = JUMP_SPEED;
+        velocity.current.y = PLAYER_JUMP_SPEED;
         onFloor.current = false;
       }
     } else {
-      velocity.current.y -= GRAVITY * dt;
+      velocity.current.y -= PLAYER_GRAVITY * dt;
     }
     wantsJump.current = false;