mapbox / mapbox/mapbox-gl-js

Foreground extrusions are cut off early in pitched maps due to tile cover calculations

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#6,746 1 comment 0 reactions 0 assignees View on GitHub

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bug :lady_beetle:
Dominant language
TypeScript
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Description

version:0.45.0

When add building through vector tile, the building will be cropped at some certain case.

Demo , try to drag down the map slowly, and watch the red circle marked in the picture below:
image

The building is cropped to this:

image

Contributor guide

Open the contributing guide

First steps

  1. Read the whole issue, then the project's contributing guide.
  2. Comment on the issue to say you are picking it up — it saves two people doing the same work.
  3. Fork the repository and make your change on a branch.
  4. Open a pull request that references the issue number.

Research direction

Start by reproducing the linked demo in version 0.45.0: slowly drag the pitched map and observe where the red-marked building is cropped. Trace the tile cover calculations named in the issue and verify that foreground extrusions remain fully visible in the same interaction.

Written by the indexing model from the issue text.

Assessment

Tech stack
typescript
Domain
computer-graphics, frontend
Issue type
Bug
Difficulty
4/5
Estimated time
3-5 days
Activity status
Stale
Clarity
Needs clarification
Newbie friendliness
35/100

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