Keep CCTV playback and calibration while replacing globe projection surfaces

scripts/qa-cctv-engine-switch.mjs

@@ -0,0 +1,137 @@
+import assert from 'node:assert/strict';
+import { promisify } from 'node:util';
+import { execFile } from 'node:child_process';
+import puppeteer from 'puppeteer';
+import { installCctvFixture } from './fixtures/w2/cctv.mjs';
+import { blockPaidQaMaps } from './qa-map-policy.mjs';
+import { switchGlobe } from './qa-switch-globe.mjs';
+const url = new URL(process.argv[2]);
+if (
+  !['localhost', '127.0.0.1'].includes(url.hostname) ||
+  ['', '4173', '4185', '4186', '4187', '4188', '4189', '4194'].includes(
+    url.port,
+  )
+)
+  throw Error('Supply local keyless preview URL');
+url.search = '?engine=navara&welcome=0';
+url.hash =
+  'v=2&lat=30.2718&lon=-97.744&alt=900&pitch=-70&heading=0&map=sentinel2&l=';
+const { stdout: video } = await promisify(execFile)(
+  'ffmpeg',
+  [
+    '-hide_banner',
+    '-loglevel',
+    'error',
+    '-f',
+    'lavfi',
+    '-i',
+    'testsrc2=size=320x180:rate=12',
+    '-t',
+    '60',
+    '-an',
+    '-c:v',
+    'libx264',
+    '-pix_fmt',
+    'yuv420p',
+    '-preset',
+    'ultrafast',
+    '-threads',
+    '1',
+    '-movflags',
+    'frag_keyframe+empty_moov',
+    '-f',
+    'mp4',
+    'pipe:1',
+  ],
+  { encoding: 'buffer', maxBuffer: 16000000 },
+);
+const b = await puppeteer.launch({
+  headless: true,
+  args: ['--use-angle=metal', '--enable-gpu'],
+});
+try {
+  const p = await b.newPage();
+  await blockPaidQaMaps(p);
+  const errors = [];
+  p.on('pageerror', (e) => {
+    errors.push(e.message);
+    console.log('error', e.message);
+  });
+  await installCctvFixture(p, { video });
+  let catalogs = 0;
+  p.on('request', (req) => {
+    if (new URL(req.url()).pathname === '/api/cctv/sources') catalogs++;
+  });
+  await p.goto(url.href);
+  await p.waitForFunction(
+    () =>
+      window.__godsEyeView?.engine.kind === 'navara' &&
+      document.querySelector('#loading-screen.hidden'),
+  );
+  await p.evaluate(async () => {
+    const { dataManager, styleManager, tileset } = window.__godsEyeView;
+    if (tileset || window.__GOOGLE_MAPS_API_KEY__)
+      throw Error('Expected keyless preview');
+    await styleManager.initialRestorePromise;
+    await dataManager.setEnabled('cctv', true, { origin: 'user' });
+    window.qaCctv = dataManager.layers.get('cctv').module;
+    window.qaCctv.setParams({
+      selectedCameraId: 'w2-cctv-video',
+      showProjection: true,
+      coverageMode: 'viewshed',
+      calibration: { patch: { heightM: 31, pitchDeg: 20 } },
+    });
+  });
+  await p.waitForFunction(
+    () =>
+      window.qaCctv.getActiveVideoElement()?.videoWidth === 320 &&
+      window.qaCctv.getActiveVideoElement().currentTime > 0.1,
+    { timeout: 40000 },
+  );
+  const first = await p.evaluate(() => {
+    window.qaVideo = window.qaCctv.getActiveVideoElement();
+    return window.qaVideo.getVideoPlaybackQuality().totalVideoFrames;
+  });
+  let previous = first;
+  const count = catalogs;
+  for (const kind of ['cesium', 'navara']) {
+    await switchGlobe(p, kind);
+    await p.waitForFunction(
+      (n) =>
+        window.qaCctv.getActiveVideoElement()?.getVideoPlaybackQuality()
+          .totalVideoFrames > n,
+      {},
+      previous,
+    );
+    const v = await p.evaluate(() => ({
+      same:
+        window.qaCctv ===
+        window.__godsEyeView.dataManager.layers.get('cctv').module,
+      media: window.qaCctv.getActiveVideoElement() === window.qaVideo,
+      frames: window.qaVideo.getVideoPlaybackQuality().totalVideoFrames,
+      paused: window.qaVideo.paused,
+      params: window.qaCctv.getParams(),
+      plane: !!window.qaCctv
+        ._cctvRecordsForTest()
+        .find((r) => r.camera.id === 'w2-cctv-video').projection?.planeEntity,
+    }));
+    console.log(
+      kind,
+      v.same,
+      v.media,
+      v.frames,
+      v.plane,
+      v.params.selectedCameraId,
+      v.params.coverageMode,
+    );
+    assert.ok(v.same && v.media && v.plane && !v.paused);
+    assert.equal(v.params.selectedCameraId, 'w2-cctv-video');
+    assert.equal(v.params.coverageMode, 'viewshed');
+    assert.equal(catalogs, count);
+    previous = v.frames;
+  }
+  assert.deepEqual(errors, []);
+  console.log('PASS retained CCTV catalog, decoder and textured projection');
+} finally {
+  await b.close();
+}

src/app/constructCatalog.js

@@ -246,7 +246,7 @@ export function createApplicationCatalog({
           source: sources.traffic, surface, nativeRenderer: engine => rendererFor('traffic',engine),
         })),
       ],
-      ['cctv', () => createApplicationCctv({ surface, source: sources.cctv })],
+      ['cctv', () => sessionModel('cctv', () => createApplicationCctv({ surface, source: sources.cctv }))],
       [
         'radio',
         () => sessionModel('radio', () => createApplicationRadio({ surface, source: sources.radio })),

src/data/cctv.test.mjs

@@ -14,6 +14,7 @@
 // computeFrustumGeometry is PURE (no viewer, no scene queries) so it runs under
 // plain node:test.
 import { test } from 'node:test';
+import { readFileSync } from 'node:fs';
 // Preserve structural pins across component qualification and formatter wrapping.
 function componentFunctionSource(fn) {
   return fn
@@ -233,7 +234,7 @@ test('lazy coverage inserts nothing at catalog init, then materializes only elig
     'building a 100-camera catalog must insert zero coverage entities',
   );
   assert.doesNotMatch(
-    componentFunctionSource(cctvLayer.init),
+    sceneBindings,
     /buildCoverageEntities|ensure(?:Active|Visible)CoverageEntities/,
   );
 
@@ -968,6 +969,11 @@ test('CCTV focus refuses camera flights while cockpit owns the view', () => {
   assert.equal(flyCalls, 0);
 });
 
+// Both initial mount and live engine switches install the same click handler.
+const sceneBindings = componentFunctionSource(
+  readFileSync(new URL('../layers/cctv/lifecycle.js', import.meta.url), 'utf8')
+    .split('function bindScene(viewer, options) {')[1].split('function createRenderer(')[0],
+);
 test('CCTV repeated in-world clicks dispatch focus only for the one real activation', () => {
   const target = new EventTarget();
   const activated = [];
@@ -997,23 +1003,23 @@ test('CCTV repeated in-world clicks dispatch focus only for the one real activat
   assert.deepEqual(activated, ['atx-cam-3', 'atx-cam-3', 'atx-cam-3']);
   assert.deepEqual(requests, [{ cameraId: 'atx-cam-3' }]);
   assert.match(
-    componentFunctionSource(cctvLayer.init),
+    sceneBindings,
     /_removeClick = bindClick\(/,
   );
   assert.match(
-    componentFunctionSource(cctvLayer.init),
+    sceneBindings,
     /_cctvOverlayHost\.hitTest/,
   );
   assert.match(
-    componentFunctionSource(cctvLayer.init),
+    sceneBindings,
     /sourceId: CCTV_OVERLAY_SOURCE_ID/,
   );
   assert.match(
-    componentFunctionSource(cctvLayer.init),
+    sceneBindings,
     /activateCctvCameraFromWorldClick\(cameraId, setActiveCamera\)/,
   );
   assert.match(
-    componentFunctionSource(cctvLayer.init),
+    sceneBindings,
     /activateCctvCameraFromWorldClick\(cardId, setActiveCamera\)/,
   );
 });
@@ -1126,7 +1132,7 @@ test('CCTV empty-click gate excludes every identified scene object, ADJUST, and
     'an ID-less surface pick remains true empty space',
   );
 
-  const initSource = componentFunctionSource(cctvLayer.init);
+  const initSource = sceneBindings;
   assert.ok(
     initSource.indexOf('if (pickedId !== null) return') <
       initSource.indexOf('_cctvOverlayHost.hitTest'),

src/layers/cctv/geometry.js

@@ -748,10 +748,9 @@ export function createGeometry({ state: layerState, services, parts, source }) {
    * Removes all coverage entities and projection runtimes from the scene.
    */
 
-  function destroyCoverageEntities() {
+  function destroyCoverageEntities({ retainMedia = false } = {}) {
-    if (!parts.renderer?.ready) return;
     for (const entity of layerState._coverageEntities) {
-      parts.renderer.removeCoverageEntity(entity);
+      parts.renderer?.removeCoverageEntity(entity);
     }
     layerState._coverageEntities = [];
 
@@ -760,9 +759,14 @@ export function createGeometry({ state: layerState, services, parts, source }) {
     }
 
     for (const runtime of layerState._projectionEntities) {
-      parts.projection.destroyProjectionRuntime(runtime);
+      if (retainMedia) {
+        if (runtime.planeEntity) parts.renderer.removePlane(runtime);
+        runtime.planeEntity = runtime.planeMaterial = null;
+        runtime.planeVisible = false;
+        runtime.needsPlane = true;
+      } else parts.projection.destroyProjectionRuntime(runtime);
     }
-    layerState._projectionEntities = [];
+    if (!retainMedia) layerState._projectionEntities = [];
   }
   return {
     computeFrustumGeometry,

src/layers/cctv/lifecycle.js

@@ -32,6 +32,7 @@ export function createLifecycle({
    * set changed since they were last told, including by motion passes.
    */
   function settleView() {
+    if (layerState._restoringViewport || !parts.renderer?.ready) return;
     const changed = parts.rendering.refreshHorizonCulling();
     noteViewPose();
     parts.geometryQueue.enqueueViewGeometry();
@@ -124,6 +125,126 @@ export function createLifecycle({
     // recomputes it against the then-current scene.
     layerState._lastAppliedRegime = null;
   }
+  function bindScene(viewer, options) {
+    // Task 5: track the surface regime the initial geometry was computed for
+    // and listen for map-stack changes (main.js re-dispatches
+    // MapStackController.onChange as this CustomEvent). The handler compares
+    // regimes itself, so 'switching'/'error' emissions and same-regime stack
+    // swaps (bing→osm) no-op.
+    layerState._lastAppliedRegime = parts.ground.currentSurfaceRegime();
+    if (!layerState._mapStackListener && typeof window !== 'undefined') {
+      layerState._mapStackListener = () =>
+        parts.ground.handleMapStackChanged();
+      window.addEventListener(
+        'gev:map-stack-changed',
+        layerState._mapStackListener,
+      );
+    }
+
+    // Field-test fix (2026-07-06): horizon-cull on camera settle (pairs with
+    // the billboards' always-on-top depth setting) + one initial pass so the
+    // first paint is already culled.
+    if (!layerState._horizonCullListener) {
+      // Ambient cards piggyback the same settle event: moveEnd-driven
+      // reselection only, never per frame (refreshAmbientCards no-ops while
+      // the layer is disabled).
+      layerState._horizonCullListener = parts.renderer.onMoveEnd(() => {
+        layerState._cameraMoving = false;
+        stopViewMotionTimer();
+        if (layerState._enabled) settleView();
+      });
+    }
+    if (!layerState._moveStartListener) {
+      // Item B: hover picking pauses while the camera is in motion.
+      layerState._moveStartListener = parts.renderer.onMoveStart(() => {
+        layerState._cameraMoving = true;
+        if (layerState._enabled) startViewMotionTimer();
+      });
+    }
+    const canvas = options.engine?.host.canvas ?? viewer?.scene?.canvas;
+    if (canvas && typeof ResizeObserver === 'function') {
+      layerState._viewResizeObserver = new ResizeObserver(() => {
+        if (layerState._enabled) settleView();
+      });
+      layerState._viewResizeObserver.observe(canvas);
+    }
+    parts.rendering.refreshHorizonCulling();
+
+    layerState._removeClick = parts.renderer.bindClick(
+      (click) => {
+        if (!layerState._enabled) return;
+        const picked = parts.renderer.pick(click.position);
+        const cameraId = parts.selection.extractPickedCameraId(picked);
+        if (cameraId) {
+          activateCctvCameraFromWorldClick(
+            cameraId,
+            parts.selection.setActiveCamera,
+          );
+          return;
+        }
+        // Any identified scene object owns this click even if its layer does not
+        // register a shared pick predicate. This keeps selectable siblings ahead
+        // of an overlapping CCTV card while ID-less globe/terrain/tile surfaces
+        // remain eligible for true empty-space deselection.
+        const pickedId = resolvePickId(picked);
+        if (pickedId !== null) return;
+        // Item A (owner round 2): the scene pick found no camera — try the
+        // painted ambient cards. The cards canvas is pointer-events:none (this
+        // handler owns the events), so a click landing on a card's rect selects
+        // its camera exactly like a click on the icon. Cesium click positions
+        // and the recorded rects are both CSS px — direct comparison.
+        const cardId = layerState._cctvOverlayHost.hitTest(
+          click.position.x,
+          click.position.y,
+          { sourceId: CCTV_OVERLAY_SOURCE_ID },
+        )?.entryId;
+        if (cardId && layerState._recordById.has(cardId)) {
+          activateCctvCameraFromWorldClick(
+            cardId,
+            parts.selection.setActiveCamera,
+          );
+          return;
+        }
+        if (
+          parts.selection.cctvEmptyClickDeselects(picked, {
+            activeCameraId: layerState._activeCameraId,
+            calibrationMode: layerState._calibrationMode,
+          })
+        ) {
+          parts.selection.deactivateActiveCamera();
+        }
+      },
+      {
+        // Item B: hover summons a card on a cardless camera icon. The gesture
+        // classifier owns MOUSE_MOVE too, so chain hover work through its seam
+        // instead of replacing the travel accumulator's handler.
+        onMouseMove: (movement) =>
+          parts.hover.handleHoverMove(movement?.endPosition),
+      },
+    );
+
+  }
+  function createRenderer(viewer, options) {
+    if (parts.renderer) throw new Error('CCTV layer is already initialized');
+    if (typeof rendererFactory !== 'function')
+      throw new TypeError('A CCTV renderer factory is required');
+    const renderer = rendererFactory({
+      state: layerState,
+      services,
+      parts,
+      source,
+      engine: options.engine,
+    });
+    parts.renderer = renderer;
+    try {
+      renderer.attach(viewer);
+      return renderer;
+    } catch (error) {
+      renderer.destroy();
+      parts.renderer = null;
+      throw error;
+    }
+  }
   const methods = {
     /**
      * Initializes the CCTV layer: loads camera sources, builds the catalog,
@@ -132,19 +253,8 @@ export function createLifecycle({
      * @param {Cesium.Viewer} viewer - The Cesium viewer instance.
      */
     async init(viewer, options = {}) {
-      if (parts.renderer) throw new Error('CCTV layer is already initialized');
+      const renderer = createRenderer(viewer, options);
-      if (typeof rendererFactory !== 'function')
-        throw new TypeError('A CCTV renderer factory is required');
-      const renderer = rendererFactory({
-        state: layerState,
-        services,
-        parts,
-        source,
-        engine: options.engine,
-      });
-      parts.renderer = renderer;
       try {
-        renderer.attach(viewer);
         layerState._sourceAbort?.abort();
         const sourceAbort = new AbortController();
         layerState._sourceAbort = sourceAbort;
@@ -301,103 +411,7 @@ export function createLifecycle({
             .catch(() => {});
         }
 
-        // Task 5: track the surface regime the initial geometry was computed for
+        bindScene(viewer, options);
-        // and listen for map-stack changes (main.js re-dispatches
-        // MapStackController.onChange as this CustomEvent). The handler compares
-        // regimes itself, so 'switching'/'error' emissions and same-regime stack
-        // swaps (bing→osm) no-op.
-        layerState._lastAppliedRegime = parts.ground.currentSurfaceRegime();
-        if (!layerState._mapStackListener && typeof window !== 'undefined') {
-          layerState._mapStackListener = () =>
-            parts.ground.handleMapStackChanged();
-          window.addEventListener(
-            'gev:map-stack-changed',
-            layerState._mapStackListener,
-          );
-        }
-
-        // Field-test fix (2026-07-06): horizon-cull on camera settle (pairs with
-        // the billboards' always-on-top depth setting) + one initial pass so the
-        // first paint is already culled.
-        if (!layerState._horizonCullListener) {
-          // Ambient cards piggyback the same settle event: moveEnd-driven
-          // reselection only, never per frame (refreshAmbientCards no-ops while
-          // the layer is disabled).
-          layerState._horizonCullListener = parts.renderer.onMoveEnd(() => {
-            layerState._cameraMoving = false;
-            stopViewMotionTimer();
-            if (layerState._enabled) settleView();
-          });
-        }
-        if (!layerState._moveStartListener) {
-          // Item B: hover picking pauses while the camera is in motion.
-          layerState._moveStartListener = parts.renderer.onMoveStart(() => {
-            layerState._cameraMoving = true;
-            if (layerState._enabled) startViewMotionTimer();
-          });
-        }
-        const canvas = options.engine?.host.canvas ?? viewer?.scene?.canvas;
-        if (canvas && typeof ResizeObserver === 'function') {
-          layerState._viewResizeObserver = new ResizeObserver(() => {
-            if (layerState._enabled) settleView();
-          });
-          layerState._viewResizeObserver.observe(canvas);
-        }
-        parts.rendering.refreshHorizonCulling();
-
-        layerState._removeClick = parts.renderer.bindClick(
-          (click) => {
-            if (!layerState._enabled) return;
-            const picked = parts.renderer.pick(click.position);
-            const cameraId = parts.selection.extractPickedCameraId(picked);
-            if (cameraId) {
-              activateCctvCameraFromWorldClick(
-                cameraId,
-                parts.selection.setActiveCamera,
-              );
-              return;
-            }
-            // Any identified scene object owns this click even if its layer does not
-            // register a shared pick predicate. This keeps selectable siblings ahead
-            // of an overlapping CCTV card while ID-less globe/terrain/tile surfaces
-            // remain eligible for true empty-space deselection.
-            const pickedId = resolvePickId(picked);
-            if (pickedId !== null) return;
-            // Item A (owner round 2): the scene pick found no camera — try the
-            // painted ambient cards. The cards canvas is pointer-events:none (this
-            // handler owns the events), so a click landing on a card's rect selects
-            // its camera exactly like a click on the icon. Cesium click positions
-            // and the recorded rects are both CSS px — direct comparison.
-            const cardId = layerState._cctvOverlayHost.hitTest(
-              click.position.x,
-              click.position.y,
-              { sourceId: CCTV_OVERLAY_SOURCE_ID },
-            )?.entryId;
-            if (cardId && layerState._recordById.has(cardId)) {
-              activateCctvCameraFromWorldClick(
-                cardId,
-                parts.selection.setActiveCamera,
-              );
-              return;
-            }
-            if (
-              parts.selection.cctvEmptyClickDeselects(picked, {
-                activeCameraId: layerState._activeCameraId,
-                calibrationMode: layerState._calibrationMode,
-              })
-            ) {
-              parts.selection.deactivateActiveCamera();
-            }
-          },
-          {
-            // Item B: hover summons a card on a cardless camera icon. The gesture
-            // classifier owns MOUSE_MOVE too, so chain hover work through its seam
-            // instead of replacing the travel accumulator's handler.
-            onMouseMove: (movement) =>
-              parts.hover.handleHoverMove(movement?.endPosition),
-          },
-        );
-
         await parts.health.syncHealthState(true);
         sourceAbort.signal.throwIfAborted();
         parts.rendering.refreshCoverageStyles();
@@ -412,6 +426,76 @@ export function createLifecycle({
       }
     },
 
+    attachRenderer(viewer, options = {}) {
+      const renderer = createRenderer(viewer, options);
+      layerState._restoringViewport = Boolean(options.waitForCameraRestore);
+      renderer.createMarkers();
+      for (const record of layerState._records) {
+        record.billboard = renderer.createMarker(record.camera, record.position);
+        record.groundResolved = {};
+        record.groundSamples = {};
+        record.probeClampRangeM = null;
+      }
+      bindScene(viewer, options);
+      if (!layerState._restoringViewport && layerState._enabled) this.resumeDisplay();
+    },
+
+    resumeViewport() {
+      if (!layerState._restoringViewport) return;
+      layerState._restoringViewport = false;
+      if (layerState._enabled && parts.renderer) this.resumeDisplay();
+    },
+
+    resumeDisplay() {
+      this.showRenderer();
+      if (layerState._calibrationMode) {
+        parts.calibration.ensureGizmo();
+        layerState._gizmo?.setEnabled(true);
+        services.render.holdContinuousRender('cctv-adjust');
+      }
+      settleView();
+    },
+
+    detachRenderer() {
+      if (!parts.renderer) return;
+      layerState._restoringViewport = true;
+      parts.renderer.hideCredit();
+      unregisterPickOwner('cctv');
+      if (layerState._mapStackListener) {
+        window.removeEventListener('gev:map-stack-changed', layerState._mapStackListener);
+        layerState._mapStackListener = null;
+      }
+      layerState._viewResizeObserver?.disconnect();
+      layerState._viewResizeObserver = null;
+      layerState._horizonCullListener?.();
+      layerState._moveStartListener?.();
+      layerState._removeFocusAppearListener?.();
+      layerState._horizonCullListener = layerState._moveStartListener = layerState._removeFocusAppearListener = null;
+      layerState._gizmo?.destroy();
+      layerState._gizmo = null;
+      releaseContinuousRender('cctv-adjust');
+      layerState._removeClick?.();
+      layerState._removeClick = null;
+      parts.projection.stopProjectionLoop();
+      parts.geometryQueue.stopGeometryLoadQueue();
+      stopViewMotionTimer();
+      parts.cards.stopCardFrameLoop();
+      parts.hover.clearHoverCard();
+      parts.projection.clearProjectionOverlay();
+      layerState._cctvOverlayHost.clearSource(CCTV_OVERLAY_SOURCE_ID);
+      parts.geometry.destroyCoverageEntities({retainMedia:true});
+      for (const record of layerState._records) {
+        record.billboard = null;
+        record.coverageEntities = [];
+      }
+      layerState._viewRecords = [];
+      layerState._cameraIndexCache = null;
+      layerState._viewPose = null;
+      layerState._cameraMoving = false;
+      parts.renderer.destroy();
+      parts.renderer = null;
+    },
+
     /**
      * Enables the layer: shows entities, starts the projection loop, and kicks
      * the staggered geometry-load queue. Heavy work (per-camera ground
@@ -420,14 +504,20 @@ export function createLifecycle({
      */
     enable() {
       layerState._enabled = true;
-      if (layerState._cameraMoving) startViewMotionTimer();
+      layerState._lastUpdate = Date.now();
+      if (!layerState._activeCameraId && layerState._records.length) {
+        layerState._activeCameraId = layerState._records[0].camera.id;
+        layerState._autoHopSuspended = false;
+      }
+      this.showRenderer(true);
+    },
+    showRenderer(refreshImage = false) {
       if (
         layerState._records.some(
           (record) => record.camera.cityId === 'warendorf',
         )
       )
         parts.renderer?.showCredit();
-      layerState._lastUpdate = Date.now();
       // Pick-ownership (H2): camera billboards use the camera id directly;
       // coverage polyline entities use `cctv-<cameraId>-<role>` entity ids.
       registerPickOwner('cctv', (pickedId) => {
@@ -443,14 +533,10 @@ export function createLifecycle({
           );
         return Boolean(coverage && layerState._recordById.has(coverage[1]));
       });
-      if (!layerState._activeCameraId && layerState._records.length) {
-        layerState._activeCameraId = layerState._records[0].camera.id;
-        layerState._autoHopSuspended = false;
-      }
       const activeRecord = parts.selection.getActiveRecord();
       if (activeRecord) {
         parts.projection.ensureProjectionRuntime(activeRecord);
-        parts.frames.refreshProjectionImage(activeRecord, true);
+        if (refreshImage) parts.frames.refreshProjectionImage(activeRecord, true);
       }
       parts.rendering.refreshHorizonCulling();
       // Re-enabled mid-flight: moveStart has already fired.

src/layers/cctv/projection.js

@@ -103,7 +103,7 @@ export function createProjection({
   function setPlaneVisible(runtime, visible) {
     if (!runtime) return;
     runtime.planeVisible = !!visible;
-    parts.renderer.setPlaneVisible(runtime, !!visible);
+    if (runtime.planeEntity) parts.renderer?.setPlaneVisible(runtime, !!visible);
     if (visible && runtime.overlayEntry && runtime.cameraId) {
       if (layerState._projectionOverlayOwnerId !== runtime.cameraId) {
         layerState._cctvOverlayHost.setEntries(
@@ -256,7 +256,7 @@ export function createProjection({
               runtime.imageLoading = false;
               runtime.imageReady = false;
             };
-            parts.renderer.setPlaneImage(runtime, runtime.canvas);
+            if (runtime.planeMaterial) parts.renderer?.setPlaneImage(runtime, runtime.canvas);
             parts.frames.refreshProjectionImage(record, true);
             parts.presentation.notifyListeners();
           },
@@ -311,8 +311,19 @@ export function createProjection({
 
   function ensureProjectionRuntime(record) {
     if (!record) return null;
-    if (record.projection && !record.projection.disposed)
+    if (record.projection && !record.projection.disposed) {
-      return record.projection;
+      const runtime = record.projection;
+      if (runtime.needsPlane && parts.renderer?.ready) {
+        const geometry = record.frustumGeometry || parts.geometry.computeFrustumGeometry(record.camera, parts.ground.groundAltFor(record), record.probeClampRangeM);
+        const positions = record.frustumPositions || parts.geometry.frustumCartesians(geometry);
+        runtime.planeMaterial = parts.renderer.createPlaneMaterial(runtime.canvas);
+        createProjectionPlane(record, runtime, geometry, positions);
+        if (runtime.video?.videoWidth) parts.renderer.setPlaneImage(runtime, runtime.video);
+        runtime.needsPlane = false;
+        runtime.lastSwappedCanvasStamp = -1;
+      }
+      return runtime;
+    }
     const runtime = createProjectionRuntime(record);
     record.projection = runtime;
     if (runtime) {

src/layers/cctv/rendering.js

@@ -311,6 +311,7 @@ export function createRendering({
   /** Applies coverage visibility/style state and lazily builds eligible sets. */
 
   function refreshCoverageStyles() {
+    if (!parts.renderer?.ready) return;
     const activeRecord = parts.selection.getActiveRecord();
     parts.geometry.ensureActiveCoverageEntities(activeRecord);
     const activeId = activeRecord?.camera.id || null;

src/voice/gevActions.js

@@ -237,7 +237,6 @@ export const VIEWER_ONLY_ACTIONS = Object.freeze([
   'fly_route',
   'move_camera',
   'set_context_mode',
-  'control_cctv',
 ]);
 /** The refusal code of a viewer-only tool on an engine without a viewer. */
 export const UNAVAILABLE_ON_ENGINE = 'UNAVAILABLE_ON_ENGINE';

src/voice/gevActionsEngine.test.mjs

@@ -94,7 +94,6 @@ test('the viewer-only actions are one exported list of real tools', () => {
     'fly_route',
     'move_camera',
     'set_context_mode',
-    'control_cctv',
   ]);
   assert.ok(Object.isFrozen(VIEWER_ONLY_ACTIONS));
   const tools = new Set(GEV_ACTION_SCHEMAS.map((schema) => schema.name));