mapbox / mapbox/mapbox-maps-ios

Set geometry altitude

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Dominant language
Swift
Stars
601
Forks
196
PR merge metrics
No merged PRs in 30d

Description

## New Feature
Set the height/altitude of a geometry item such as PointAnnotation, polyline etc.

## Why
To display altitude to users of certain locations/features. Flight path over city, how tall a building will be when constructed etc.
It should compliment the 3D terrain feature well.

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 tracing the geometry-item entry points for PointAnnotation and polylines, then review how the existing 3D terrain feature represents height. Define the supported altitude behavior across the named geometry items and verify that those items display at the requested elevation without breaking existing map rendering.

Written by the indexing model from the issue text.

Assessment

Tech stack
swift
Domain
computer-graphics, mobile
Issue type
Feature
Difficulty
5/5
Estimated time
Over a week
Activity status
Stale
Clarity
Mostly clear
Newbie friendliness
30/100

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