MerginMaps / MerginMaps/mobile
Map rendering very slow with drop shadow effect
Open
Nobody has claimed this yet.
bug
map
- Dominant language
- C++
- Stars
- 388
- Forks
- 87
- Avg merge
- 2d 7h
- Merged PRs (30d)
- 20
Description
Here's a test project with 1000+ points that has drop shadow effect enabled, and it takes e.g. 20 seconds to render the map:
https://app.merginmaps.com/projects/martin/slow_drop_shadow
Contributor guide
First steps
- Read the whole issue, then the project's contributing guide.
- Comment on the issue to say you are picking it up — it saves two people doing the same work.
- Fork the repository and make your change on a branch.
- Open a pull request that references the issue number.
Research direction
Start by reproducing the report with the linked Mergin Maps project, which contains 1000+ points and has drop shadows enabled. Profile map rendering to identify why this case takes about 20 seconds, then verify that the same project renders substantially faster without changing the reported map content.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- cpp
- Domain
- mobile, performance
- Issue type
- Bug
- Difficulty
- 4/5
- Estimated time
- 3-5 days
- Activity status
- Stale
- Clarity
- Needs clarification
- Newbie friendliness
- 30/100