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fix(core): rotate GlobeView like a ball through poles - #10598
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Replace the `log.warn('around not supported in GlobeView')` no-op
with real spherical anchoring, mirroring the existing planar branch:
- `initializeProps`: when the start viewport is a GlobeViewport and the
screen anchor falls on the globe (`isPointOnGlobe`), unproject it to
lng/lat and stash it as `aroundLngLat`.
- `interpolateProps`: each frame, call `panByGlobeAnchor(aroundLngLat,
lerp(start.around, end.around, t))` so the geographic point stays
pinned under the anchor screen point during the transition.
This makes the `_onDoubleClick` zoom transition (`_getTransitionProps
({around: pos})`) actually anchor on GlobeView. Previously the warn
fired and the LERP ran without anchor maintenance, which read as a
center-anchored zoom-in regardless of where the user tapped.
Tests cover the on-globe anchored path and the off-globe fall-through.
- Consolidate stray imports at the top of the file. - Document the two GLOBE_ZOOM_ANCHOR_* constants so the empirical damping behavior (start damping at 0.75 of the limb, never below 35% strength) is self-explanatory. - Add a JSDoc to _getRayToGlobe explaining it as the shared ray/sphere math helper for unproject + isPointOnGlobe + panByGlobeAnchor.
…pout) Per #10307 review: zoomAround is a config option that always needs a value, unlike the transient gesture anchors guarded the same way. The !== undefined guard let a partial-props / HMR reconstruction drop the key, so _shouldZoomAroundPointer() saw undefined and silently reverted to center zoom.
…ared-zoom # Conflicts: # docs/api-reference/core/globe-controller.md # modules/core/src/controllers/controller.ts # test/modules/core/controllers/controllers.spec.ts
# Conflicts: # test/modules/core/controllers/controllers.spec.ts
…nchor' into codex/pr-10385-shared-zoom
Greptile SummaryThe PR changes GlobeView interaction to rotate camera position and orientation as a rigid frame, allowing physical-ball movement through the poles while preserving pointer-anchored zoom behavior.
Confidence Score: 5/5The PR appears safe to merge because no blocking failure remains in the eligible follow-up review scope. No blocking failure remains.
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| Filename | Overview |
|---|---|
| modules/core/src/controllers/globe-controller.ts | Replaces north-up pan special cases with rigid-frame drag, anchored zoom correction, fixed-axis inertia, and shared bounds enforcement. |
| modules/core/src/viewports/globe-utils.ts | Adds camera-frame matching rotation and supports coherent position, up-vector, bearing, and inertia interpolation through poles. |
| modules/core/src/viewports/globe-viewport.ts | Smoothly attenuates pointer-anchor strength near the globe limb and refines north-up zoom correction behavior. |
| test/apps/globe/app.js | Makes reset restore the complete initial camera state and cancel active transitions. |
| test/modules/core/controllers/controllers.spec.ts | Expands controller coverage for rigid globe rotation and continuous gesture behavior. |
| test/modules/core/controllers/view-states.spec.ts | Adds regressions for pole crossing, equivalent bearings, pointer anchoring, and polar maxBounds constraints. |
Flowchart
%%{init: {'theme': 'neutral'}}%%
flowchart LR
A[Pointer drag or zoom gesture] --> B[Capture geographic and screen anchor]
B --> C[Build camera frame]
C --> D[Rotate position and up vector together]
D --> E[Derive longitude latitude and bearing]
E --> F[Apply zoom and maxBounds constraints]
F --> G[Render coherent GlobeView state]
A --> H[Pan history]
H --> I[Derive fixed inertia axis]
I --> D
Reviews (7): Last reviewed commit: "Merge remote-tracking branch 'upstream/m..." | Re-trigger Greptile
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No base build to compare — codex/globe-pole-zoom-stability into master |
charlieforward9
changed the title
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Refreshed this onto the current #10385 head ( Fresh CI is green on This is ready to land immediately after #10385. Once #10385 merges, the final stack cleanup is to merge fresh |
charlieforward9
changed the title
…o codex/globe-pole-zoom-stability
…zoom-stability # Conflicts: # modules/core/src/controllers/globe-controller.ts # modules/core/src/viewports/globe-viewport.ts # test/modules/core/controllers/controllers.spec.ts
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| - `minPitch` (number, optional) - min pitch angle. Default `0`. | ||
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| When `bearing` is `0` (the default), north is always kept pointing up and the globe behaves like a traditional desk globe — horizontal drag changes longitude, vertical drag changes latitude, and the polar axis stays fixed. When the user changes the bearing (via shift+drag or right-click drag), the globe enters free rotation mode where bearing evolves naturally to avoid orientation discontinuities near the poles. | ||
| The globe behaves like a physical ball. Dragging and pointer-anchored zoom rotate the full camera frame, so an initial `bearing` of `0` does not lock north up: `bearing` evolves naturally as the camera crosses a pole. This avoids orientation discontinuities and keeps interaction consistent across latitudes. Use `zoomAround: 'center'` to zoom without steering the camera frame. |
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@charlieforward9 @Pessimistress I'm not convinced about this behavior. The function of maintaining north up was deliberately added and matches what Maplibre does.
This change makes the controls be "Trackball controls", which is a different thing. For a globe it is desirable to keep north up as that is what people expect, especially once they zoom in
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OK so you've put my comment into Codex and it has spat out yet another PR. My original rotateFrame has a lockBearing to handle this and worked. Now it is dead code which was never cleaned up and instead an AI has piled a load of new changes on top, did you read them before posting it?
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This PR looks prematurely merged. While it had one approval, it had comments that weren't addressed and an alternative PR too. Any PR that changes default behavior, as this one does, needs to reach consensus - not just approval. I recommend reverting in the short term and reopening - and, having a discussion with the maintainers on this topic at a community meeting |
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Agreed - apologies for jumping the gun. I was testing an automation with aggressive permissions and it let this one rip through the usual process after getting approval from X. Ive since paused it and will be more careful about automating these things. |
…" (#10713) This reverts commit 93f0fe0. Restore the original north-up globe navigation while alternative navigation modes await maintainer consensus. Preserve subsequent release-note changes. Co-authored-by: copilot-swe-agent[bot] <198982749+Copilot@users.noreply.github.com> (cherry picked from commit c62e58e)
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5 participants
Screen.Recording.2026-08-26.at.2.40.00.PM.mov
Goals
Changes
zoomAround: 'center'scale-only, without camera steeringmaxBoundsoption for explicit latitude limits; no globe-specificmaxLatitudeAPI is addedmaxBoundsregressionsValidation
Current pushed head:
78d360d272masteras8126bb90f1masterand merged the landed base with a normal merge commitgit diff --check upstream/master...HEADyarn lintyarn build,yarn test-website, focused headless/browser suites, and mobile/browser stressStack
master