feat: restaure l'éditeur map et ajoute les personnages

docs/technical/editor.md

@@ -122,8 +122,7 @@ If `model.glb` and `model.gltf` are both missing, the editor renders a fallback
 - Click: select a node.
 - `Shift` + right click: add or remove a node from the multi-selection.
 - `Esc`: clear selection.
-- Click empty space: clear selection.
-- Selection lock button: prevent object clicks, empty-space clicks, and `Esc` from changing the current selection.
+- Selection lock button: prevent object clicks and `Esc` from changing the current selection.
 - Selection clear button: intentionally clear the current selection even when the lock is active.
 - `T`: translate mode.
 - `R`: rotate mode.
@@ -190,9 +189,9 @@ The state is passed to:
 
 - `EditorControls`, to render the lock/unlock button
 - `EditorScene`, to block `Esc` deselection when locked
-- `EditorMap`, to block object selection and empty-space deselection when locked
+- `EditorMap`, to block object selection when locked
 
-The clear button calls `onClearSelection` directly from `EditorControls`. This is intentionally separate from scene click behavior so the user always has an explicit way to clear the selection.
+The clear button calls `onClearSelection` directly from `EditorControls`. Clicking empty canvas space does not clear the current selection; use `Esc` or the explicit clear button instead.
 
 ## Dialogue SRT Editing
 

docs/user/editor.md

@@ -72,7 +72,7 @@ Use the trash button in `Selection` to delete the selected node from the map tre
 | -------------------- | -------------------------- |
 | Select object        | Click object               |
 | Toggle multi-select  | `Shift` + right click      |
-| Deselect             | `Esc` or click empty space |
+| Deselect             | `Esc`                      |
 | Lock selection       | `Lock` button in Selection |
 | Clear selection      | `X` button in Selection    |
 | Translate mode       | `T`                        |
@@ -91,7 +91,7 @@ The `Selection` section shows the selected object name and its index in `public/
 - Click an object to select it.
 - Use `Shift + right click` on objects to add or remove them from a multi-selection.
 - When several objects are selected, the gizmo appears on the selection group and applies translate, rotate, or scale to each selected node.
-- Click empty space or press `Esc` to clear the selection.
+- Press `Esc` to clear the selection.
 - Use the `X` button to clear the selection explicitly.
 - Use the `Lock` button to protect the current selection while editing.
 - Use the scale fields to edit X/Y/Z scale precisely.
@@ -108,7 +108,6 @@ This is intended for map objects that should sit on the ground. Disable it when
 When selection is locked:
 
 - clicking another object does not change the selection
-- clicking empty space does not clear the selection
 - pressing `Esc` does not clear the selection
 - the `X` button still clears the selection intentionally
 

src/components/editor/EditorControls.tsx

@@ -41,6 +41,7 @@ interface EditorControlsProps {
   onClearSelection: () => void;
   snapToTerrain: boolean;
   onSnapToTerrainToggle: () => void;
+  onSnapAllToTerrain: () => void;
   newNodeName: string;
   onNewNodeNameChange: (value: string) => void;
   onAddNode: () => void;
@@ -70,7 +71,7 @@ const EDITOR_SHORTCUTS = [
   ["Shift + Right click", "Toggle multi-selection"],
   ["T / R / S", "Transform mode"],
   ["Ctrl Z / Y", "Undo / redo"],
-  ["Esc", "Deselect"],
+  ["Esc / X button", "Clear selection"],
   ["WASD", "Move when locked"],
 ] as const;
 
@@ -117,6 +118,7 @@ export function EditorControls({
   onClearSelection,
   snapToTerrain,
   onSnapToTerrainToggle,
+  onSnapAllToTerrain,
   newNodeName,
   onNewNodeNameChange,
   onAddNode,
@@ -228,6 +230,15 @@ export function EditorControls({
               />
               <span>Snap terrain on move</span>
             </label>
+
+            <button
+              type="button"
+              className="editor-history-button"
+              onClick={onSnapAllToTerrain}
+            >
+              <ScanSearch size={15} aria-hidden="true" />
+              Snap all to terrain
+            </button>
           </section>
 
           <section

src/components/editor/scene/EditorMap.tsx

@@ -12,6 +12,8 @@ import {
   isEditorVisibleMapNode,
   getTerrainMapNode,
 } from "@/utils/map/mapRuntimeClassification";
+import { getMapModelScaleMultiplier } from "@/data/world/mapInstancingConfig";
+import { getVegetationModelScaleMultiplier } from "@/data/world/vegetationConfig";
 
 interface EditorMapProps {
   sceneData: SceneData;
@@ -28,6 +30,8 @@ interface EditorMapProps {
   onTransformStart: () => void;
   onTransformEnd: () => void;
   onNodeTransform: (nodeIndex: number, transform: MapNode) => void;
+  snapAllToTerrainRequest: number;
+  onSnapAllToTerrain: (mapNodes: MapNode[]) => void;
 }
 
 type EditorNodeObjectRef = React.RefObject<Map<number, THREE.Object3D>>;
@@ -64,6 +68,32 @@ const TEMP_POSITION = new THREE.Vector3();
 const TEMP_QUATERNION = new THREE.Quaternion();
 const TEMP_SCALE = new THREE.Vector3();
 
+function isOriginPosition(position: MapNode["position"]): boolean {
+  return position.every((value) => Math.abs(value) < 0.0001);
+}
+
+function isSnapAllCandidate(node: MapNode): boolean {
+  return (
+    isEditorVisibleMapNode(node) &&
+    node.name !== "terrain" &&
+    !isOriginPosition(node.position)
+  );
+}
+
+function shouldRenderEditorNode(
+  node: MapNode,
+  selectedNodeName: string | null,
+): boolean {
+  if (!isEditorVisibleMapNode(node)) return false;
+  return selectedNodeName === null || node.name === selectedNodeName;
+}
+
+function getEditorModelVisualScaleMultiplier(name: string): number {
+  return (
+    getMapModelScaleMultiplier(name) * getVegetationModelScaleMultiplier(name)
+  );
+}
+
 function applyNodeTransform(object: THREE.Object3D, node: MapNode): void {
   object.position.set(...node.position);
   object.rotation.set(...node.rotation);
@@ -177,14 +207,21 @@ export function EditorMap({
   onTransformStart,
   onTransformEnd,
   onNodeTransform,
+  snapAllToTerrainRequest,
+  onSnapAllToTerrain,
 }: EditorMapProps): React.JSX.Element {
   const objectsMapRef = useRef<Map<number, THREE.Object3D>>(new Map());
   const transformGroupRef = useRef<THREE.Group>(null);
   const transformSnapshotRef = useRef<TransformSnapshot | null>(null);
   const terrainHeight = useTerrainHeightSampler();
+  const lastSnapAllToTerrainRequestRef = useRef(0);
 
   const selectedIndexSet = new Set(selectedNodeIndexes);
   const isMultiSelection = selectedNodeIndexes.length > 1;
+  const selectedNodeName =
+    selectedNodeIndex !== null
+      ? (sceneData.mapNodes[selectedNodeIndex]?.name ?? null)
+      : null;
 
   const getTransformObject = useCallback(() => {
     if (isMultiSelection) {
@@ -333,6 +370,37 @@ export function EditorMap({
     prepareTransformGroup();
   }, [prepareTransformGroup]);
 
+  useEffect(() => {
+    if (
+      snapAllToTerrainRequest === 0 ||
+      snapAllToTerrainRequest === lastSnapAllToTerrainRequestRef.current
+    ) {
+      return;
+    }
+
+    lastSnapAllToTerrainRequestRef.current = snapAllToTerrainRequest;
+
+    const snappedNodes = sceneData.mapNodes.map((node) => {
+      if (!isSnapAllCandidate(node)) return node;
+
+      const [x, y, z] = node.position;
+      const terrainY = terrainHeight.getHeight(x, z);
+      if (terrainY === null || Math.abs(terrainY - y) < 0.0001) return node;
+
+      return {
+        ...node,
+        position: [x, terrainY, z] satisfies [number, number, number],
+      };
+    });
+
+    onSnapAllToTerrain(snappedNodes);
+  }, [
+    onSnapAllToTerrain,
+    sceneData.mapNodes,
+    snapAllToTerrainRequest,
+    terrainHeight,
+  ]);
+
   // TransformControls needs the current Three object; editor refs are managed outside React rendering.
   // eslint-disable-next-line react-hooks/refs
   const selectedObject = getTransformObject();
@@ -370,7 +438,7 @@ export function EditorMap({
           />
         ) : null}
         {sceneData.mapNodes.map((node, index) => {
-          if (!isEditorVisibleMapNode(node)) {
+          if (!shouldRenderEditorNode(node, selectedNodeName)) {
             return null;
           }
 
@@ -451,6 +519,7 @@ function EditorModelNode({
     scale: node.scale,
   });
   const sceneInstance = useClonedObject(scene);
+  const visualScaleMultiplier = getEditorModelVisualScaleMultiplier(node.name);
   const pointerHandlers = createEditorNodePointerHandlers(
     index,
     onSelectNode,
@@ -512,14 +581,15 @@ function EditorModelNode({
   }, []);
 
   return (
-    <primitive
+    <group
       ref={groupRef}
-      object={sceneInstance}
       position={node.position}
       rotation={node.rotation}
       scale={node.scale}
       {...pointerHandlers}
-    />
+    >
+      <primitive object={sceneInstance} scale={visualScaleMultiplier} />
+    </group>
   );
 }
 

src/components/editor/scene/EditorScene.tsx

@@ -6,6 +6,7 @@ import * as THREE from "three";
 import type { OrbitControls as OrbitControlsImpl } from "three-stdlib";
 import { EditorMap } from "@/components/editor/scene/EditorMap";
 import { FlyController } from "@/controls/editor/FlyController";
+import { PersonnageSystem } from "@/world/personnages/PersonnageSystem";
 import type { CinematicDefinition } from "@/types/cinematics/cinematics";
 import type { MapNode, TransformMode, SceneData } from "@/types/editor/editor";
 
@@ -33,6 +34,8 @@ interface EditorSceneProps {
   onTransformStart: () => void;
   onTransformEnd: () => void;
   onNodeTransform: (nodeIndex: number, transform: MapNode) => void;
+  snapAllToTerrainRequest: number;
+  onSnapAllToTerrain: (mapNodes: MapNode[]) => void;
   onUndo: () => void;
   onRedo: () => void;
   resetCameraRequest: number;
@@ -58,6 +61,8 @@ export function EditorScene({
   onTransformStart,
   onTransformEnd,
   onNodeTransform,
+  snapAllToTerrainRequest,
+  onSnapAllToTerrain,
   onUndo,
   onRedo,
   resetCameraRequest,
@@ -224,8 +229,12 @@ export function EditorScene({
         onTransformStart={onTransformStart}
         onTransformEnd={onTransformEnd}
         onNodeTransform={onNodeTransform}
+        snapAllToTerrainRequest={snapAllToTerrainRequest}
+        onSnapAllToTerrain={onSnapAllToTerrain}
       />
 
+      <PersonnageSystem />
+
       <ambientLight intensity={0.6} />
       <directionalLight position={[10, 20, 10]} intensity={1.5} castShadow />
       <directionalLight position={[-10, 10, -10]} intensity={0.5} />

src/components/three/models/AnimatedModel.tsx

@@ -68,32 +68,6 @@ export function AnimatedModel({
     }
   }, [mixer, onAnimationEnd]);
 
-  const play = useCallback(
-    (name: string, fade = fadeDuration) => {
-      const action = actions[name];
-      if (action) {
-        Object.values(actions).forEach((a) => {
-          if (a && a !== action) a.fadeOut(fade);
-        });
-        action.reset().fadeIn(fade).play();
-        setCurrentAnim(name);
-      }
-    },
-    [actions, fadeDuration],
-  );
-
-  const stop = useCallback(
-    (fade = fadeDuration) => {
-      Object.values(actions).forEach((a) => a?.fadeOut(fade));
-      const defaultAction = actions[defaultAnimation];
-      if (defaultAction) {
-        defaultAction.reset().fadeIn(fade).play();
-        setCurrentAnim(defaultAnimation);
-      }
-    },
-    [actions, defaultAnimation, fadeDuration],
-  );
-
   const fadeTo = useCallback(
     (name: string, fade = fadeDuration) => {
       const action = actions[name];
@@ -107,6 +81,19 @@ export function AnimatedModel({
     },
     [actions, fadeDuration],
   );
+  const play = fadeTo;
+
+  const stop = useCallback(
+    (fade = fadeDuration) => {
+      Object.values(actions).forEach((a) => a?.fadeOut(fade));
+      const defaultAction = actions[defaultAnimation];
+      if (defaultAction) {
+        defaultAction.reset().fadeIn(fade).play();
+        setCurrentAnim(defaultAnimation);
+      }
+    },
+    [actions, defaultAnimation, fadeDuration],
+  );
 
   const setSpeed = useCallback(
     (newSpeed: number) => {
@@ -140,10 +127,21 @@ export function AnimatedModel({
     }
 
     if (defaultAction) {
-      defaultAction.play();
+      Object.values(actions).forEach((action) => {
+        if (action && action !== defaultAction) action.fadeOut(fadeDuration);
+      });
+      defaultAction.reset().fadeIn(fadeDuration).play();
       onLoaded?.();
     }
-  }, [actions, defaultAnimation, modelPath, names, autoPlay, onLoaded]);
+  }, [
+    actions,
+    defaultAnimation,
+    fadeDuration,
+    modelPath,
+    names,
+    autoPlay,
+    onLoaded,
+  ]);
 
   const contextValue: AnimatedModelContextValue = {
     play,

src/data/world/personnages/personnageConfig.ts

@@ -0,0 +1,53 @@
+import type { Vector3Tuple } from "@/types/three/three";
+
+export type PersonnageId = "electricienne" | "gerant" | "fermier";
+
+export interface PersonnageConfig {
+  id: PersonnageId;
+  label: string;
+  modelPath: string;
+  position: Vector3Tuple;
+  rotation: Vector3Tuple;
+  scale: Vector3Tuple;
+  animations: readonly string[];
+  defaultAnimation: string;
+}
+
+export const PERSONNAGE_CONFIGS = {
+  electricienne: {
+    id: "electricienne",
+    label: "Electricienne",
+    modelPath: "/models/electricienne-animated/model.gltf",
+    position: [-40.5, 0, 45.5],
+    rotation: [0, -0.35, 0],
+    scale: [1, 1, 1],
+    animations: ["Dance"],
+    defaultAnimation: "Dance",
+  },
+  gerant: {
+    id: "gerant",
+    label: "Gerant",
+    modelPath: "/models/gerant-animated/model.gltf",
+    position: [45.2, 0, 45.5],
+    rotation: [0, -1.55, 0],
+    scale: [1, 1, 1],
+    animations: ["idle", "walk"],
+    defaultAnimation: "idle",
+  },
+  fermier: {
+    id: "fermier",
+    label: "Fermier",
+    modelPath: "/models/fermier-animated/model.gltf",
+    position: [-6.5, 0, -69.5],
+    rotation: [0, -1.18, 0],
+    scale: [1, 1, 1],
+    animations: ["idle", "walk"],
+    defaultAnimation: "idle",
+  },
+} satisfies Record<PersonnageId, PersonnageConfig>;
+
+export const PERSONNAGE_IDS = [
+  "electricienne",
+  "gerant",
+  "fermier",
+] as const satisfies readonly PersonnageId[];

src/hooks/debug/usePersonnageDebug.ts

@@ -0,0 +1,108 @@
+import { useDebugFolder } from "@/hooks/debug/useDebugFolder";
+import {
+  PERSONNAGE_CONFIGS,
+  PERSONNAGE_IDS,
+} from "@/data/world/personnages/personnageConfig";
+import { usePersonnageDebugStore } from "@/managers/stores/usePersonnageDebugStore";
+
+function createAnimationOptions(
+  animations: readonly string[],
+): Record<string, string> {
+  if (animations.length === 0) {
+    return { None: "" };
+  }
+
+  return Object.fromEntries(
+    animations.map((animation) => [animation || "None", animation]),
+  );
+}
+
+export function usePersonnageDebug(): void {
+  useDebugFolder("Personnages", (folder) => {
+    const store = usePersonnageDebugStore.getState();
+
+    for (const id of PERSONNAGE_IDS) {
+      const config = PERSONNAGE_CONFIGS[id];
+      const state = store.personnages[id];
+      const characterFolder = folder.addFolder(config.label);
+      const controls = {
+        animation: state.animation,
+        positionX: state.position[0],
+        positionY: state.position[1],
+        positionZ: state.position[2],
+        rotationX: state.rotation[0],
+        rotationY: state.rotation[1],
+        rotationZ: state.rotation[2],
+        scaleX: state.scale[0],
+        scaleY: state.scale[1],
+        scaleZ: state.scale[2],
+      };
+
+      characterFolder
+        .add(controls, "animation", createAnimationOptions(config.animations))
+        .name("Animation")
+        .onChange((animation: string) => {
+          usePersonnageDebugStore.getState().setAnimation(id, animation);
+        });
+
+      characterFolder
+        .add(controls, "positionX", -120, 120, 0.1)
+        .name("Position X")
+        .onChange((value: number) => {
+          usePersonnageDebugStore.getState().setPosition(id, 0, value);
+        });
+      characterFolder
+        .add(controls, "positionY", -20, 40, 0.1)
+        .name("Position Y")
+        .onChange((value: number) => {
+          usePersonnageDebugStore.getState().setPosition(id, 1, value);
+        });
+      characterFolder
+        .add(controls, "positionZ", -120, 120, 0.1)
+        .name("Position Z")
+        .onChange((value: number) => {
+          usePersonnageDebugStore.getState().setPosition(id, 2, value);
+        });
+
+      characterFolder
+        .add(controls, "rotationX", -Math.PI, Math.PI, 0.01)
+        .name("Rotation X")
+        .onChange((value: number) => {
+          usePersonnageDebugStore.getState().setRotation(id, 0, value);
+        });
+      characterFolder
+        .add(controls, "rotationY", -Math.PI, Math.PI, 0.01)
+        .name("Rotation Y")
+        .onChange((value: number) => {
+          usePersonnageDebugStore.getState().setRotation(id, 1, value);
+        });
+      characterFolder
+        .add(controls, "rotationZ", -Math.PI, Math.PI, 0.01)
+        .name("Rotation Z")
+        .onChange((value: number) => {
+          usePersonnageDebugStore.getState().setRotation(id, 2, value);
+        });
+
+      characterFolder
+        .add(controls, "scaleX", 0.1, 5, 0.05)
+        .name("Scale X")
+        .onChange((value: number) => {
+          usePersonnageDebugStore.getState().setScale(id, 0, value);
+        });
+      characterFolder
+        .add(controls, "scaleY", 0.1, 5, 0.05)
+        .name("Scale Y")
+        .onChange((value: number) => {
+          usePersonnageDebugStore.getState().setScale(id, 1, value);
+        });
+      characterFolder
+        .add(controls, "scaleZ", 0.1, 5, 0.05)
+        .name("Scale Z")
+        .onChange((value: number) => {
+          usePersonnageDebugStore.getState().setScale(id, 2, value);
+        });
+
+      characterFolder.close();
+    }
+  });
+}

src/managers/stores/usePersonnageDebugStore.ts

@@ -0,0 +1,89 @@
+import { create } from "zustand";
+import {
+  PERSONNAGE_CONFIGS,
+  PERSONNAGE_IDS,
+  type PersonnageId,
+} from "@/data/world/personnages/personnageConfig";
+import type { Vector3Tuple } from "@/types/three/three";
+
+interface PersonnageDebugState {
+  animation: string;
+  position: Vector3Tuple;
+  rotation: Vector3Tuple;
+  scale: Vector3Tuple;
+}
+
+interface PersonnageDebugStore {
+  personnages: Record<PersonnageId, PersonnageDebugState>;
+  setAnimation: (id: PersonnageId, animation: string) => void;
+  setPosition: (id: PersonnageId, axis: 0 | 1 | 2, value: number) => void;
+  setRotation: (id: PersonnageId, axis: 0 | 1 | 2, value: number) => void;
+  setScale: (id: PersonnageId, axis: 0 | 1 | 2, value: number) => void;
+}
+
+function updateVector(
+  vector: Vector3Tuple,
+  axis: 0 | 1 | 2,
+  value: number,
+): Vector3Tuple {
+  const next: Vector3Tuple = [...vector];
+  next[axis] = value;
+  return next;
+}
+
+const initialPersonnages = Object.fromEntries(
+  PERSONNAGE_IDS.map((id) => {
+    const config = PERSONNAGE_CONFIGS[id];
+
+    return [
+      id,
+      {
+        animation: config.defaultAnimation,
+        position: [...config.position],
+        rotation: [...config.rotation],
+        scale: [...config.scale],
+      },
+    ];
+  }),
+) as Record<PersonnageId, PersonnageDebugState>;
+
+export const usePersonnageDebugStore = create<PersonnageDebugStore>((set) => ({
+  personnages: initialPersonnages,
+  setAnimation: (id, animation) =>
+    set((state) => ({
+      personnages: {
+        ...state.personnages,
+        [id]: { ...state.personnages[id], animation },
+      },
+    })),
+  setPosition: (id, axis, value) =>
+    set((state) => ({
+      personnages: {
+        ...state.personnages,
+        [id]: {
+          ...state.personnages[id],
+          position: updateVector(state.personnages[id].position, axis, value),
+        },
+      },
+    })),
+  setRotation: (id, axis, value) =>
+    set((state) => ({
+      personnages: {
+        ...state.personnages,
+        [id]: {
+          ...state.personnages[id],
+          rotation: updateVector(state.personnages[id].rotation, axis, value),
+        },
+      },
+    })),
+  setScale: (id, axis, value) =>
+    set((state) => ({
+      personnages: {
+        ...state.personnages,
+        [id]: {
+          ...state.personnages[id],
+          scale: updateVector(state.personnages[id].scale, axis, value),
+        },
+      },
+    })),
+}));

src/pages/docs/editor/page.tsx

@@ -2,12 +2,5 @@ import editor from "../../../../docs/user/editor.md?raw";
 import { DocsDocument } from "@/components/docs/DocsDocument";
 
 export function DocsEditorPage(): React.JSX.Element {
-  return (
-    <DocsDocument
-      content={editor}
-      frContent={editor}
-      meta="14"
-      title="Editor User Guide"
-    />
-  );
+  return <DocsDocument content={editor} meta="14" title="Editor User Guide" />;
 }

src/pages/docs/repair-game/page.tsx

@@ -2,12 +2,5 @@ import repairGame from "../../../../docs/technical/repair-game.md?raw";
 import { DocsDocument } from "@/components/docs/DocsDocument";
 
 export function DocsRepairGamePage(): React.JSX.Element {
-  return (
-    <DocsDocument
-      content={repairGame}
-      frContent={repairGame}
-      meta="04"
-      title="Repair Game"
-    />
-  );
+  return <DocsDocument content={repairGame} meta="04" title="Repair Game" />;
 }

src/pages/editor/page.tsx

@@ -323,6 +323,7 @@ export function EditorPage(): React.JSX.Element {
   const [newNodeName, setNewNodeName] = useState(DEFAULT_NEW_NODE_NAME);
   const [lockTerrainSelection, setLockTerrainSelection] = useState(true);
   const [resetCameraRequest, setResetCameraRequest] = useState(0);
+  const [snapAllToTerrainRequest, setSnapAllToTerrainRequest] = useState(0);
   const [focusSelectedCameraRequest, setFocusSelectedCameraRequest] =
     useState(0);
   const [cameraViewMode, setCameraViewMode] = useState<"home" | "object">(
@@ -372,9 +373,14 @@ export function EditorPage(): React.JSX.Element {
   const handleSelectNode = useCallback((index: number | null) => {
     setSelectedNodeIndex(index);
     setSelectedNodeIndexes(index === null ? [] : [index]);
+
     if (index !== null) {
       setCameraViewMode("object");
+      return;
     }
+
+    setCameraViewMode("home");
+    setResetCameraRequest((request) => request + 1);
   }, []);
 
   const handleToggleNodeSelection = useCallback((index: number) => {
@@ -387,6 +393,9 @@ export function EditorPage(): React.JSX.Element {
       setSelectedNodeIndex(nextIndexes.at(-1) ?? null);
       if (nextIndexes.length > 0) {
         setCameraViewMode("object");
+      } else {
+        setCameraViewMode("home");
+        setResetCameraRequest((request) => request + 1);
       }
 
       return nextIndexes;
@@ -396,6 +405,8 @@ export function EditorPage(): React.JSX.Element {
   const handleClearSelection = useCallback(() => {
     setSelectedNodeIndex(null);
     setSelectedNodeIndexes([]);
+    setCameraViewMode("home");
+    setResetCameraRequest((request) => request + 1);
   }, []);
 
   const handleSelectionLockToggle = useCallback(() => {
@@ -406,6 +417,25 @@ export function EditorPage(): React.JSX.Element {
     setSnapToTerrain((enabled) => !enabled);
   }, []);
 
+  const handleSnapAllToTerrainRequest = useCallback(() => {
+    setSnapAllToTerrainRequest((request) => request + 1);
+  }, []);
+
+  const handleSnapAllToTerrain = useCallback(
+    (mapNodes: MapNode[]) => {
+      setSceneData((prev) => {
+        if (!prev) return null;
+
+        const nextSceneData = { ...prev, mapNodes };
+        if (!prev.mapTree) return nextSceneData;
+
+        const mapTree = mergeFlatNodeTransformsIntoTree(nextSceneData);
+        return updateSceneDataTree(nextSceneData, mapTree);
+      });
+    },
+    [setSceneData],
+  );
+
   const handleNewNodeNameChange = useCallback((value: string) => {
     setNewNodeName(value);
   }, []);
@@ -710,6 +740,8 @@ export function EditorPage(): React.JSX.Element {
             onTransformStart={handleTransformStart}
             onTransformEnd={handleTransformEnd}
             onNodeTransform={handleNodeTransform}
+            snapAllToTerrainRequest={snapAllToTerrainRequest}
+            onSnapAllToTerrain={handleSnapAllToTerrain}
             onUndo={handleUndo}
             onRedo={handleRedo}
             resetCameraRequest={resetCameraRequest}
@@ -748,6 +780,7 @@ export function EditorPage(): React.JSX.Element {
           onClearSelection={handleClearSelection}
           snapToTerrain={snapToTerrain}
           onSnapToTerrainToggle={handleSnapToTerrainToggle}
+          onSnapAllToTerrain={handleSnapAllToTerrainRequest}
           newNodeName={newNodeName}
           onNewNodeNameChange={handleNewNodeNameChange}
           onAddNode={handleAddNode}

src/utils/debug/Debug.ts

@@ -24,6 +24,7 @@ const DEBUG_FOLDER_ORDER = [
   "Interaction",
   "Hand Tracking",
   "Map",
+  "Personnages",
 ] as const;
 
 function isRecord(value: unknown): value is Record<string, unknown> {

src/world/World.tsx

@@ -7,6 +7,7 @@ import {
 import { useCameraMode } from "@/hooks/debug/useCameraMode";
 import { useEnvironmentDebug } from "@/hooks/debug/useEnvironmentDebug";
 import { useMapPerformanceDebug } from "@/hooks/debug/useMapPerformanceDebug";
+import { usePersonnageDebug } from "@/hooks/debug/usePersonnageDebug";
 import { useSceneMode } from "@/hooks/debug/useSceneMode";
 import { useHandTrackingSnapshot } from "@/hooks/handTracking/useHandTrackingSnapshot";
 import { useWorldSceneLoading } from "@/hooks/world/useWorldSceneLoading";
@@ -28,6 +29,7 @@ import { GameMusic } from "@/world/GameMusic";
 import { Lighting } from "@/world/Lighting";
 import { GameMap } from "@/world/GameMap";
 import { GameStageContent } from "@/world/GameStageContent";
+import { PersonnageSystem } from "@/world/personnages/PersonnageSystem";
 import { Player } from "@/world/player/Player";
 import { TestMap } from "@/world/debug/TestMap";
 import type { SceneLoadingChangeHandler } from "@/types/world/sceneLoading";
@@ -39,6 +41,7 @@ interface WorldProps {
 export function World({ onLoadingStateChange }: WorldProps): React.JSX.Element {
   useEnvironmentDebug();
   useMapPerformanceDebug();
+  usePersonnageDebug();
 
   const cameraMode = useCameraMode();
   const sceneMode = useSceneMode();
@@ -87,6 +90,7 @@ export function World({ onLoadingStateChange }: WorldProps): React.JSX.Element {
             onLoadingStateChange={onLoadingStateChange}
             onOctreeReady={handleOctreeReady}
           />
+          <PersonnageSystem />
           {showGameStage ? (
             <Physics>
               <GameStageLoaded onLoaded={handleGameStageLoaded} />

src/world/debug/TestMap.tsx

@@ -31,7 +31,7 @@ import type { OctreeReadyHandler } from "@/types/three/three";
 import { logModelLoadError } from "@/utils/three/modelLoadLogger";
 
 const ELECTRICIENNE_ANIMATED_MODEL_PATH =
-  "/models/electricienne_animated/model.gltf";
+  "/models/electricienne-animated/model.gltf";
 
 interface TestMapProps {
   onOctreeReady: OctreeReadyHandler;

src/world/personnages/PersonnageSystem.tsx

@@ -0,0 +1,37 @@
+import { Suspense } from "react";
+import { AnimatedModel } from "@/components/three/models/AnimatedModel";
+import {
+  PERSONNAGE_CONFIGS,
+  PERSONNAGE_IDS,
+  type PersonnageId,
+} from "@/data/world/personnages/personnageConfig";
+import { useTerrainSnappedPosition } from "@/hooks/three/useTerrainHeight";
+import { usePersonnageDebugStore } from "@/managers/stores/usePersonnageDebugStore";
+
+function PersonnageModel({ id }: { id: PersonnageId }): React.JSX.Element {
+  const config = PERSONNAGE_CONFIGS[id];
+  const state = usePersonnageDebugStore((store) => store.personnages[id]);
+  const position = useTerrainSnappedPosition(state.position);
+
+  return (
+    <AnimatedModel
+      modelPath={config.modelPath}
+      defaultAnimation={state.animation}
+      position={position}
+      rotation={state.rotation}
+      scale={state.scale}
+    />
+  );
+}
+
+export function PersonnageSystem(): React.JSX.Element {
+  return (
+    <group name="personnage-system">
+      {PERSONNAGE_IDS.map((id) => (
+        <Suspense key={id} fallback={null}>
+          <PersonnageModel id={id} />
+        </Suspense>
+      ))}
+    </group>
+  );
+}