Update orbit-camera.js

orbit-camera.js

@@ -1,5 +1,6 @@
 // orbit-camera.js
 // ==============================
+console.log('[OrbitFILE] loaded orbit-camera.js'); // preuve que le fichier est bien chargé
 
 /*
  * PlayCanvas Orbit Camera for GSplat/SOGS/GLB viewers.
@@ -60,11 +61,9 @@ OrbitCamera.prototype.resetAndLookAtPoint = function (resetPoint, lookAtPoint) {
     distance.sub2(lookAtPoint, resetPoint);
     this.distance = distance.length();
     this.pivotPoint.copy(lookAtPoint);
-
     var cameraQuat = this.entity.getRotation();
     this.yaw = this._calcYaw(cameraQuat);
     this.pitch = this._calcPitch(cameraQuat, this.yaw);
-
     this._removeInertia();
     this._updatePosition();
 };
@@ -85,15 +84,12 @@ OrbitCamera.prototype.resetToPosition = function (position, lookAtPoint) {
     this.entity.setPosition(position);
     this.entity.lookAt(lookAtPoint);
     this._pivotPoint.copy(lookAtPoint);
-
     var distanceVec = new pc.Vec3();
     distanceVec.sub2(position, lookAtPoint);
     this._targetDistance = this._distance = distanceVec.length();
-
     var cameraQuat = this.entity.getRotation();
     this._targetYaw = this._yaw = this._calcYaw(cameraQuat);
     this._targetPitch = this._pitch = this._calcPitch(cameraQuat, this._yaw);
-
     this._removeInertia();
     this._updatePosition();
 };
@@ -110,21 +106,19 @@ OrbitCamera.prototype.worldCameraYForPivot = function(pivot) {
 
 OrbitCamera.prototype.initialize = function () {
     var self = this;
-
     var onWindowResize = function () { self._checkAspectRatio(); };
     window.addEventListener('resize', onWindowResize, false);
     this._checkAspectRatio();
 
     this._modelsAabb = new pc.BoundingBox();
     this._buildAabb(this.focusEntity || this.app.root);
-
     this.entity.lookAt(this._modelsAabb.center);
 
     this._pivotPoint = new pc.Vec3();
     this._pivotPoint.copy(this._modelsAabb.center);
 
     var cameraQuat = this.entity.getRotation();
-    this._yaw = this._calcYaw(cameraQuat); // degrees
+    this._yaw = this._calcYaw(cameraQuat); // DEGRÉS
     this._pitch = this._clampPitchAngle(this._calcPitch(cameraQuat, this._yaw));
     this.entity.setLocalEulerAngles(this._pitch, this._yaw, 0);
 
@@ -153,12 +147,10 @@ OrbitCamera.prototype.initialize = function () {
         if (value) { this.focus(this.focusEntity || this.app.root); }
     });
 
-    this.on('destroy', function () {
-        window.removeEventListener('resize', onWindowResize, false);
-    });
+    this.on('destroy', function () { window.removeEventListener('resize', onWindowResize, false); });
 
-    // --- Logs init ---
-    console.log('[OrbitCam] init yaw=%s° pitch=%s° dist=%s', this._yaw.toFixed(2), this._pitch.toFixed(2), this._distance.toFixed(3));
+    console.log('[OrbitCam] init yaw=%s° pitch=%s° dist=%s',
+        this._yaw.toFixed(2), this._pitch.toFixed(2), this._distance.toFixed(3));
 };
 
 OrbitCamera.prototype.update = function (dt) {
@@ -172,15 +164,11 @@ OrbitCamera.prototype.update = function (dt) {
 OrbitCamera.prototype._updatePosition = function () {
     this.entity.setLocalPosition(0, 0, 0);
     this.entity.setLocalEulerAngles(this._pitch, this._yaw, 0);
-
     var position = this.entity.getPosition();
     position.copy(this.entity.forward);
     position.mulScalar(-this._distance);
     position.add(this.pivotPoint);
-
-    // Clamp camera's Y position so it never goes below minY
     position.y = Math.max(position.y, this.minY);
-
     this.entity.setPosition(position);
 };
 
@@ -197,561 +185,4 @@ OrbitCamera.prototype._checkAspectRatio = function () {
 };
 
 OrbitCamera.prototype._buildAabb = function (entity) {
-    var i, m, meshInstances = [];
-
-    var renders = entity.findComponents('render');
-    for (i = 0; i < renders.length; i++) {
-        var render = renders[i];
-        for (m = 0; m < render.meshInstances.length; m++) {
-            meshInstances.push(render.meshInstances[m]);
-        }
-    }
-
-    var models = entity.findComponents('model');
-    for (i = 0; i < models.length; i++) {
-        var model = models[i];
-        for (m = 0; m < model.meshInstances.length; m++) {
-            meshInstances.push(model.meshInstances[m]);
-        }
-    }
-
-    var gsplats = entity.findComponents('gsplat');
-    for (i = 0; i < gsplats.length; i++) {
-        var gsplat = gsplats[i];
-        var instance = gsplat.instance;
-        if (instance && instance.meshInstance) {
-            meshInstances.push(instance.meshInstance);
-        }
-    }
-
-    for (i = 0; i < meshInstances.length; i++) {
-        if (i === 0) {
-            this._modelsAabb.copy(meshInstances[i].aabb);
-        } else {
-            this._modelsAabb.add(meshInstances[i].aabb);
-        }
-    }
-};
-
-OrbitCamera.prototype._calcYaw = function (quat) {
-    // CORRECTION: renvoyer des DEGRÉS (pas des radians)
-    var f = new pc.Vec3();
-    quat.transformVector(pc.Vec3.FORWARD, f);
-    return Math.atan2(-f.x, -f.z) * pc.math.RAD_TO_DEG;
-};
-
-OrbitCamera.prototype._clampDistance = function (distance) {
-    if (this.distanceMax > 0) {
-        return pc.math.clamp(distance, this.distanceMin, this.distanceMax);
-    }
-    return Math.max(distance, this.distanceMin);
-};
-
-OrbitCamera.prototype._clampPitchAngle = function (pitch) {
-    return pc.math.clamp(pitch, this.pitchAngleMin, this.pitchAngleMax);
-};
-
-OrbitCamera.prototype._clampYawAngle = function (yaw) {
-    return pc.math.clamp(yaw, this.yawAngleMin, this.yawAngleMax);
-};
-
-OrbitCamera.quatWithoutYaw = new pc.Quat();
-OrbitCamera.yawOffset = new pc.Quat();
-
-OrbitCamera.prototype._calcPitch = function (quat, yaw) {
-    var quatWithoutYaw = OrbitCamera.quatWithoutYaw;
-    var yawOffset = OrbitCamera.yawOffset;
-
-    yawOffset.setFromEulerAngles(0, -yaw, 0);
-    quatWithoutYaw.mul2(yawOffset, quat);
-
-    var transformedForward = new pc.Vec3();
-    quatWithoutYaw.transformVector(pc.Vec3.FORWARD, transformedForward);
-
-    return Math.atan2(-transformedForward.y, -transformedForward.z) * pc.math.RAD_TO_DEG;
-};
-
-// =================== Orbit Camera Input Mouse Script ========================
-
-var OrbitCameraInputMouse = pc.createScript('orbitCameraInputMouse');
-OrbitCameraInputMouse.attributes.add('orbitSensitivity',   { type: 'number', default: 0.3, title: 'Orbit Sensitivity' });
-OrbitCameraInputMouse.attributes.add('distanceSensitivity',{ type: 'number', default: 0.4, title: 'Distance Sensitivity' });
-
-OrbitCameraInputMouse.prototype.initialize = function () {
-    this.orbitCamera = this.entity.script.orbitCamera;
-
-    if (this.orbitCamera) {
-        var self = this;
-        var onMouseOut = function (e) { self.onMouseOut(e); };
-
-        this.app.mouse.on(pc.EVENT_MOUSEDOWN, this.onMouseDown, this);
-        this.app.mouse.on(pc.EVENT_MOUSEUP, this.onMouseUp, this);
-        this.app.mouse.on(pc.EVENT_MOUSEMOVE, this.onMouseMove, this);
-        this.app.mouse.on(pc.EVENT_MOUSEWHEEL, this.onMouseWheel, this);
-
-        window.addEventListener('mouseout', onMouseOut, false);
-
-        this.on('destroy', function () {
-            this.app.mouse.off(pc.EVENT_MOUSEDOWN, this.onMouseDown, this);
-            this.app.mouse.off(pc.EVENT_MOUSEUP, this.onMouseUp, this);
-            this.app.mouse.off(pc.EVENT_MOUSEMOVE, this.onMouseMove, this);
-            this.app.mouse.off(pc.EVENT_MOUSEWHEEL, this.onMouseWheel, this);
-            window.removeEventListener('mouseout', onMouseOut, false);
-        });
-    }
-
-    this.app.mouse.disableContextMenu();
-
-    this.lookButtonDown = false;
-    this.panButtonDown = false;
-
-    this.lastPoint = new pc.Vec2();
-};
-OrbitCameraInputMouse.fromWorldPoint = new pc.Vec3();
-OrbitCameraInputMouse.toWorldPoint = new pc.Vec3();
-OrbitCameraInputMouse.worldDiff = new pc.Vec3();
-
-OrbitCameraInputMouse.prototype.pan = function (screenPoint) {
-    var fromWorldPoint = OrbitCameraInputMouse.fromWorldPoint;
-    var toWorldPoint = OrbitCameraInputMouse.toWorldPoint;
-    var worldDiff = OrbitCameraInputMouse.worldDiff;
-
-    var camera = this.entity.camera;
-    var distance = this.orbitCamera.distance;
-
-    camera.screenToWorld(screenPoint.x, screenPoint.y, distance, fromWorldPoint);
-    camera.screenToWorld(this.lastPoint.x, this.lastPoint.y, distance, toWorldPoint);
-
-    worldDiff.sub2(toWorldPoint, fromWorldPoint);
-
-    // Clamp so camera never goes below minY
-    var proposedPivot = this.orbitCamera.pivotPoint.clone().add(worldDiff);
-    var minY = this.orbitCamera.minY;
-    var resultingY = this.orbitCamera.worldCameraYForPivot(proposedPivot);
-
-    if (resultingY >= minY - 1e-4) {
-        this.orbitCamera.pivotPoint.add(worldDiff);
-    } else {
-        // Only allow horizontal pan if it would help
-        worldDiff.y = 0;
-        proposedPivot = this.orbitCamera.pivotPoint.clone().add(worldDiff);
-        resultingY = this.orbitCamera.worldCameraYForPivot(proposedPivot);
-        if (resultingY >= minY - 1e-4) {
-            this.orbitCamera.pivotPoint.add(worldDiff);
-        }
-        // Otherwise, suppress pan
-    }
-};
-
-OrbitCameraInputMouse.prototype.onMouseDown = function (event) {
-    switch (event.button) {
-        case pc.MOUSEBUTTON_LEFT: this.panButtonDown = true; break;
-        case pc.MOUSEBUTTON_MIDDLE:
-        case pc.MOUSEBUTTON_RIGHT: this.lookButtonDown = true; break;
-    }
-};
-OrbitCameraInputMouse.prototype.onMouseUp = function (event) {
-    switch (event.button) {
-        case pc.MOUSEBUTTON_LEFT: this.panButtonDown = false; break;
-        case pc.MOUSEBUTTON_MIDDLE:
-        case pc.MOUSEBUTTON_RIGHT: this.lookButtonDown = false; break;
-    }
-};
-OrbitCameraInputMouse.prototype.onMouseMove = function (event) {
-    if (this.lookButtonDown) {
-        var sens = this.orbitSensitivity;
-        var deltaPitch = event.dy * sens;
-        var deltaYaw = event.dx * sens;
-
-        var currPitch = this.orbitCamera.pitch;
-        var currYaw = this.orbitCamera.yaw;
-        var currDist = this.orbitCamera.distance;
-        var currPivot = this.orbitCamera.pivotPoint.clone();
-
-        var camQuat = new pc.Quat();
-        camQuat.setFromEulerAngles(currPitch, currYaw, 0);
-        var forward = new pc.Vec3();
-        camQuat.transformVector(pc.Vec3.FORWARD, forward);
-        var preY = currPivot.y + (-forward.y) * currDist;
-
-        var proposedPitch = currPitch - deltaPitch;
-        var testQuat = new pc.Quat();
-        testQuat.setFromEulerAngles(proposedPitch, currYaw, 0);
-        var testForward = new pc.Vec3();
-        testQuat.transformVector(pc.Vec3.FORWARD, testForward);
-        var proposedY = currPivot.y + (-testForward.y) * currDist;
-
-        var minY = this.orbitCamera.minY;
-        var wouldGoBelow = proposedY < minY - 1e-4;
-
-        if (wouldGoBelow && (proposedY < preY)) {
-            this.orbitCamera.yaw = currYaw - deltaYaw;
-        } else {
-            this.orbitCamera.pitch = proposedPitch;
-            this.orbitCamera.yaw = currYaw - deltaYaw;
-        }
-    } else if (this.panButtonDown) {
-        this.pan(new pc.Vec2(event.x, event.y));
-    }
-
-    this.lastPoint.set(event.x, event.y);
-};
-
-OrbitCameraInputMouse.prototype.onMouseWheel = function (event) {
-    if (this.entity.camera.projection === pc.PROJECTION_PERSPECTIVE) {
-        this.orbitCamera.distance -= event.wheelDelta * this.distanceSensitivity * (this.orbitCamera.distance * 0.1);
-    } else {
-        this.orbitCamera.orthoHeight -= event.wheelDelta * this.distanceSensitivity * (this.orbitCamera.orthoHeight * 0.1);
-    }
-    event.event.preventDefault();
-};
-OrbitCameraInputMouse.prototype.onMouseOut = function () {
-    this.lookButtonDown = false;
-    this.panButtonDown = false;
-};
-
-// =================== Orbit Camera Input Touch Script ========================
-var OrbitCameraInputTouch = pc.createScript('orbitCameraInputTouch');
-OrbitCameraInputTouch.attributes.add('orbitSensitivity',    { type: 'number', default: 0.6, title: 'Orbit Sensitivity' });
-OrbitCameraInputTouch.attributes.add('distanceSensitivity', { type: 'number', default: 0.5, title: 'Distance Sensitivity' });
-
-OrbitCameraInputTouch.prototype.initialize = function () {
-    this.orbitCamera = this.entity.script.orbitCamera;
-
-    this.lastTouchPoint = new pc.Vec2();
-    this.lastPinchMidPoint = new pc.Vec2();
-    this.lastPinchDistance = 0;
-
-    if (this.orbitCamera && this.app.touch) {
-        this.app.touch.on(pc.EVENT_TOUCHSTART, this.onTouchStartEndCancel, this);
-        this.app.touch.on(pc.EVENT_TOUCHEND, this.onTouchStartEndCancel, this);
-        this.app.touch.on(pc.EVENT_TOUCHCANCEL, this.onTouchStartEndCancel, this);
-        this.app.touch.on(pc.EVENT_TOUCHMOVE, this.onTouchMove, this);
-
-        this.on('destroy', function () {
-            this.app.touch.off(pc.EVENT_TOUCHSTART, this.onTouchStartEndCancel, this);
-            this.app.touch.off(pc.EVENT_TOUCHEND, this.onTouchStartEndCancel, this);
-            this.app.touch.off(pc.EVENT_TOUCHCANCEL, this.onTouchStartEndCancel, this);
-            this.app.touch.off(pc.EVENT_TOUCHMOVE, this.onTouchMove, this);
-        });
-    }
-};
-OrbitCameraInputTouch.prototype.getPinchDistance = function (pointA, pointB) {
-    var dx = pointA.x - pointB.x;
-    var dy = pointA.y - pointB.y;
-    return Math.sqrt((dx * dx) + (dy * dy));
-};
-OrbitCameraInputTouch.prototype.calcMidPoint = function (pointA, pointB, result) {
-    result.set(pointB.x - pointA.x, pointB.y - pointA.y);
-    result.mulScalar(0.5);
-    result.x += pointA.x;
-    result.y += pointA.y;
-};
-OrbitCameraInputTouch.prototype.onTouchStartEndCancel = function (event) {
-    var touches = event.touches;
-    if (touches.length === 1) {
-        this.lastTouchPoint.set(touches[0].x, touches[0].y);
-    } else if (touches.length === 2) {
-        this.lastPinchDistance = this.getPinchDistance(touches[0], touches[1]);
-        this.calcMidPoint(touches[0], touches[1], this.lastPinchMidPoint);
-    }
-};
-OrbitCameraInputTouch.fromWorldPoint = new pc.Vec3();
-OrbitCameraInputTouch.toWorldPoint = new pc.Vec3();
-OrbitCameraInputTouch.worldDiff = new pc.Vec3();
-
-OrbitCameraInputTouch.prototype.pan = function (midPoint) {
-    var fromWorldPoint = OrbitCameraInputTouch.fromWorldPoint;
-    var toWorldPoint = OrbitCameraInputTouch.toWorldPoint;
-    var worldDiff = OrbitCameraInputTouch.worldDiff;
-
-    var camera = this.entity.camera;
-    var distance = this.orbitCamera.distance;
-
-    camera.screenToWorld(midPoint.x, midPoint.y, distance, fromWorldPoint);
-    camera.screenToWorld(this.lastPinchMidPoint.x, this.lastPinchMidPoint.y, distance, toWorldPoint);
-
-    worldDiff.sub2(toWorldPoint, fromWorldPoint);
-
-    var proposedPivot = this.orbitCamera.pivotPoint.clone().add(worldDiff);
-    var minY = this.orbitCamera.minY;
-    var resultingY = this.orbitCamera.worldCameraYForPivot(proposedPivot);
-
-    if (resultingY >= minY - 1e-4) {
-        this.orbitCamera.pivotPoint.add(worldDiff);
-    } else {
-        worldDiff.y = 0;
-        proposedPivot = this.orbitCamera.pivotPoint.clone().add(worldDiff);
-        resultingY = this.orbitCamera.worldCameraYForPivot(proposedPivot);
-        if (resultingY >= minY - 1e-4) {
-            this.orbitCamera.pivotPoint.add(worldDiff);
-        }
-    }
-};
-
-OrbitCameraInputTouch.pinchMidPoint = new pc.Vec2();
-
-OrbitCameraInputTouch.prototype.onTouchMove = function (event) {
-    var pinchMidPoint = OrbitCameraInputTouch.pinchMidPoint;
-    var touches = event.touches;
-
-    if (touches.length === 1) {
-        var touch = touches[0];
-
-        var sens = this.orbitSensitivity;
-        var deltaPitch = (touch.y - this.lastTouchPoint.y) * sens;
-        var deltaYaw = (touch.x - this.lastTouchPoint.x) * sens;
-
-        var currPitch = this.orbitCamera.pitch;
-        var currYaw = this.orbitCamera.yaw;
-        var currDist = this.orbitCamera.distance;
-        var currPivot = this.orbitCamera.pivotPoint.clone();
-
-        var camQuat = new pc.Quat();
-        camQuat.setFromEulerAngles(currPitch, currYaw, 0);
-        var forward = new pc.Vec3();
-        camQuat.transformVector(pc.Vec3.FORWARD, forward);
-        var preY = currPivot.y + (-forward.y) * currDist;
-
-        var proposedPitch = currPitch - deltaPitch;
-        var testQuat = new pc.Quat();
-        testQuat.setFromEulerAngles(proposedPitch, currYaw, 0);
-        var testForward = new pc.Vec3();
-        testQuat.transformVector(pc.Vec3.FORWARD, testForward);
-        var proposedY = currPivot.y + (-testForward.y) * currDist;
-
-        var minY = this.orbitCamera.minY;
-        var wouldGoBelow = proposedY < minY - 1e-4;
-
-        if (wouldGoBelow && (proposedY < preY)) {
-            this.orbitCamera.yaw = currYaw - deltaYaw;
-        } else {
-            this.orbitCamera.pitch = proposedPitch;
-            this.orbitCamera.yaw = currYaw - deltaYaw;
-        }
-
-        this.lastTouchPoint.set(touch.x, touch.y);
-    } else if (touches.length === 2) {
-        var currentPinchDistance = this.getPinchDistance(touches[0], touches[1]);
-        var diffInPinchDistance = currentPinchDistance - this.lastPinchDistance;
-        this.lastPinchDistance = currentPinchDistance;
-
-        this.orbitCamera.distance -= (diffInPinchDistance * this.distanceSensitivity * 0.1) * (this.orbitCamera.distance * 0.1);
-
-        this.calcMidPoint(touches[0], touches[1], pinchMidPoint);
-        this.pan(pinchMidPoint);
-        this.lastPinchMidPoint.copy(pinchMidPoint);
-    }
-};
-
-// =================== Orbit Camera Input Keyboard Script ========================
-var OrbitCameraInputKeyboard = pc.createScript('orbitCameraInputKeyboard');
-
-/**
- * Réglages clavier :
- * - orbitDegreesPerSecond : vitesse d’orbite (deg/s) pour yaw/pitch
- * - zoomFactorPerSecond   : facteur de zoom (proportionnel à la distance) par seconde
- * - panUnitsPerSecond     : vitesse de pan (en unités monde = distance * facteur) par seconde
- * - debugLogs             : activer les console.log de diagnostic
- */
-OrbitCameraInputKeyboard.attributes.add('orbitDegreesPerSecond', { type: 'number', default: 180, title: 'Orbit Degrees / s' });
-OrbitCameraInputKeyboard.attributes.add('zoomFactorPerSecond',   { type: 'number', default: 2.0, title: 'Zoom Factor / s' });
-OrbitCameraInputKeyboard.attributes.add('panUnitsPerSecond',     { type: 'number', default: 1.0, title: 'Pan (distance frac) / s' });
-OrbitCameraInputKeyboard.attributes.add('debugLogs',             { type: 'boolean', default: true, title: 'Enable Debug Logs' });
-
-OrbitCameraInputKeyboard.prototype._log = function () {
-    if (!this.debugLogs) return;
-    // eslint-disable-next-line no-console
-    console.log.apply(console, arguments);
-};
-
-OrbitCameraInputKeyboard.prototype.initialize = function () {
-    this.orbitCamera = this.entity.script.orbitCamera;
-
-    // S’assure que le clavier est bien initialisé
-    if (!this.app.keyboard) {
-        this.app.keyboard = new pc.Keyboard(window);
-        this._log('[OrbitKB] app.keyboard was null -> created new pc.Keyboard(window)');
-    } else {
-        this._log('[OrbitKB] app.keyboard OK (already present)');
-    }
-
-    // Empêche le scroll de la page avec les flèches quand la scène a le focus
-    var self = this;
-    this._preventDefault = function (e) {
-        var tag = (e.target && e.target.tagName) ? e.target.tagName.toUpperCase() : '';
-        if (tag === 'INPUT' || tag === 'TEXTAREA' || e.isContentEditable) return;
-        var key = e.key || '';
-        if (key === 'ArrowUp' || key === 'ArrowDown' || key === 'ArrowLeft' || key === 'ArrowRight') {
-            e.preventDefault();
-            if (self.debugLogs) console.log('[OrbitKB] preventDefault on', key);
-        }
-    };
-    window.addEventListener('keydown', this._preventDefault, { passive: false });
-
-    // Petits logs sur keydown/keyup pour vérifier la réception des flèches
-    this._onKeyDown = function (e) {
-        if (!self.debugLogs) return;
-        console.log('[OrbitKB] keydown', e.key, 'code=', e.keyCode);
-    };
-    this._onKeyUp = function (e) {
-        if (!self.debugLogs) return;
-        console.log('[OrbitKB] keyup  ', e.key, 'code=', e.keyCode);
-    };
-    window.addEventListener('keydown', this._onKeyDown);
-    window.addEventListener('keyup', this._onKeyUp);
-
-    this.on('destroy', function () {
-        window.removeEventListener('keydown', self._preventDefault, { passive: false });
-        window.removeEventListener('keydown', self._onKeyDown);
-        window.removeEventListener('keyup', self._onKeyUp);
-    });
-
-    this._log('[OrbitKB] init done. Camera start yaw=%s pitch=%s dist=%s',
-        this.orbitCamera ? this.orbitCamera.yaw : 'n/a',
-        this.orbitCamera ? this.orbitCamera.pitch : 'n/a',
-        this.orbitCamera ? this.orbitCamera.distance : 'n/a'
-    );
-};
-
-// Teste si un pitch proposé ferait passer la caméra sous minY (même logique que la souris)
-OrbitCameraInputKeyboard.prototype._wouldGoBelowMinYWithPitch = function (proposedPitch) {
-    var cam = this.orbitCamera;
-
-    var currPitch = cam.pitch;
-    var currYaw = cam.yaw;
-    var currDist = cam.distance;
-    var pivot = cam.pivotPoint.clone();
-
-    var camQuat = new pc.Quat();
-    camQuat.setFromEulerAngles(currPitch, currYaw, 0);
-    var forward = new pc.Vec3();
-    camQuat.transformVector(pc.Vec3.FORWARD, forward);
-    var preY = pivot.y + (-forward.y) * currDist;
-
-    var testQuat = new pc.Quat();
-    testQuat.setFromEulerAngles(proposedPitch, currYaw, 0);
-    var testForward = new pc.Vec3();
-    testQuat.transformVector(pc.Vec3.FORWARD, testForward);
-    var proposedY = pivot.y + (-testForward.y) * currDist;
-
-    var minY = cam.minY;
-    return { wouldGoBelow: proposedY < minY - 1e-4, preY: preY, proposedY: proposedY };
-};
-
-// Pan latéral (⇧ + ←/→) avec respect de minY
-OrbitCameraInputKeyboard.prototype._panSideways = function (delta) {
-    var cam = this.orbitCamera;
-
-    var quat = new pc.Quat();
-    quat.setFromEulerAngles(cam.pitch, cam.yaw, 0);
-
-    var right = new pc.Vec3();
-    quat.transformVector(pc.Vec3.RIGHT, right);
-
-    var worldDiff = right.scale(delta);
-
-    var minY = cam.minY;
-    var proposedPivot = cam.pivotPoint.clone().add(worldDiff);
-    var resultingY = cam.worldCameraYForPivot(proposedPivot);
-
-    if (resultingY >= minY - 1e-4) {
-        cam.pivotPoint.add(worldDiff);
-        this._log('[OrbitKB] panSideways OK delta=%s -> pivot=(%s,%s,%s)',
-            delta.toFixed(3),
-            cam.pivotPoint.x.toFixed(3),
-            cam.pivotPoint.y.toFixed(3),
-            cam.pivotPoint.z.toFixed(3)
-        );
-    } else {
-        worldDiff.y = 0;
-        proposedPivot = cam.pivotPoint.clone().add(worldDiff);
-        resultingY = cam.worldCameraYForPivot(proposedPivot);
-        if (resultingY >= minY - 1e-4) {
-            cam.pivotPoint.add(worldDiff);
-            this._log('[OrbitKB] panSideways horizontal-only delta=%s -> pivot=(%s,%s,%s)',
-                delta.toFixed(3),
-                cam.pivotPoint.x.toFixed(3),
-                cam.pivotPoint.y.toFixed(3),
-                cam.pivotPoint.z.toFixed(3)
-            );
-        } else {
-            this._log('[OrbitKB] panSideways blocked by minY (delta=%s)', delta.toFixed(3));
-        }
-    }
-};
-
-OrbitCameraInputKeyboard.prototype.update = function (dt) {
-    if (!this.orbitCamera || !this.app.keyboard) return;
-
-    var kb = this.app.keyboard;
-    var shift = kb.isPressed(pc.KEY_SHIFT);
-    var cam = this.orbitCamera;
-
-    // log des états de touches quand quelque chose d'intéressant est enfoncé
-    if (this.debugLogs && (kb.isPressed(pc.KEY_UP) || kb.isPressed(pc.KEY_DOWN) || kb.isPressed(pc.KEY_LEFT) || kb.isPressed(pc.KEY_RIGHT))) {
-        console.log('[OrbitKB] pressed states: shift=%s up=%s down=%s left=%s right=%s',
-            !!shift, !!kb.isPressed(pc.KEY_UP), !!kb.isPressed(pc.KEY_DOWN), !!kb.isPressed(pc.KEY_LEFT), !!kb.isPressed(pc.KEY_RIGHT));
-    }
-
-    // --------- Avec SHIFT : zoom & pan latéral ----------
-    if (shift) {
-        // Zoom (⇧+↑ / ⇧+↓) — proportionnel à la distance / orthoHeight
-        if (kb.isPressed(pc.KEY_UP) || kb.isPressed(pc.KEY_DOWN)) {
-            var k = this.zoomFactorPerSecond;
-
-            if (this.entity.camera.projection === pc.PROJECTION_PERSPECTIVE) {
-                var dz = k * dt * (cam.distance * 0.8);
-                var before = cam.distance;
-                if (kb.isPressed(pc.KEY_UP))   cam.distance = cam.distance - dz;
-                if (kb.isPressed(pc.KEY_DOWN)) cam.distance = cam.distance + dz;
-                this._log('[OrbitKB] SHIFT Zoom persp d:%s -> %s (dz=%s)',
-                    before.toFixed(3), cam.distance.toFixed(3), dz.toFixed(3));
-            } else {
-                var dh = k * dt * (this.entity.camera.orthoHeight * 0.8);
-                var beforeH = this.entity.camera.orthoHeight;
-                if (kb.isPressed(pc.KEY_UP))   this.entity.camera.orthoHeight -= dh;
-                if (kb.isPressed(pc.KEY_DOWN)) this.entity.camera.orthoHeight += dh;
-                this._log('[OrbitKB] SHIFT Zoom ortho h:%s -> %s (dh=%s)',
-                    beforeH.toFixed(3), this.entity.camera.orthoHeight.toFixed(3), dh.toFixed(3));
-            }
-        }
-
-        // Pan latéral (⇧+← / ⇧+→)
-        if (kb.isPressed(pc.KEY_LEFT) || kb.isPressed(pc.KEY_RIGHT)) {
-            var speed = this.panUnitsPerSecond * cam.distance; // unités/s
-            var delta = speed * dt * (kb.isPressed(pc.KEY_LEFT) ? -1 : 1);
-            this._log('[OrbitKB] SHIFT Pan request delta=%s (speed=%s, dist=%s)',
-                delta.toFixed(3), speed.toFixed(3), cam.distance.toFixed(3));
-            this._panSideways(delta);
-        }
-
-        return; // pas d’orbite quand SHIFT est enfoncé
-    }
-
-    // --------- Sans SHIFT : orbite yaw/pitch ----------
-    var orbitRate = this.orbitDegreesPerSecond * dt;
-
-    // Pitch (↑/↓) — protège minY exactement comme la souris
-    if (kb.isPressed(pc.KEY_UP) || kb.isPressed(pc.KEY_DOWN)) {
-        var dir = kb.isPressed(pc.KEY_UP) ? -1 : 1; // ↑ = réduire le pitch (orbiter vers le nord)
-        var beforePitch = cam.pitch;
-        var proposedPitch = beforePitch + dir * orbitRate;
-
-        var test = this._wouldGoBelowMinYWithPitch(proposedPitch);
-        if (!(test.wouldGoBelow && (test.proposedY < test.preY))) {
-            cam.pitch = proposedPitch;
-            this._log('[OrbitKB] Orbit PITCH %s -> %s (rate=%s)', beforePitch.toFixed(3), cam.pitch.toFixed(3), orbitRate.toFixed(3));
-        } else {
-            this._log('[OrbitKB] Orbit PITCH blocked by minY (before=%s proposed=%s)', beforePitch.toFixed(3), proposedPitch.toFixed(3));
-        }
-    }
-
-    // Yaw (←/→) — orbite horizontale
-    if (kb.isPressed(pc.KEY_LEFT) || kb.isPressed(pc.KEY_RIGHT)) {
-        var beforeYaw = cam.yaw;
-        if (kb.isPressed(pc.KEY_LEFT))  cam.yaw = cam.yaw + orbitRate;  // vers la gauche
-        if (kb.isPressed(pc.KEY_RIGHT)) cam.yaw = cam.yaw - orbitRate;  // vers la droite
-        this._log('[OrbitKB] Orbit YAW %s -> %s (rate=%s)', beforeYaw.toFixed(3), cam.yaw.toFixed(3), orbitRate.toFixed(3));
-    }
-};
+    var i, m, mes