Preview

---

WebGPU mapping renderer for OpenLayers

Currently only a playground for rust, wgpu, openlayers web mapping combo

Build the project

wasm-pack build --release --all-features --target web

Next goals

• Fill
  • Initial support
• Line
  • Initial support
  • Anti aliasing
  • Line joins
  • Line caps
• Points
  • Initial support
  • Shapes
• Move polygon triangulation to worker threads
• Architecture overhaul
  • Combine tiles in buckets with same material
  • Split code in smaller chunks
• CI
  • Initial
  • Deployment
  • Publishing
• OpenLayers integration
  • Smooth frame sync

Run a native example

cargo run --example window --target `rustc -vV | sed -n 's|host: ||p'`

Run tests

Native unit tests

LIBGL_ALWAYS_SOFTWARE=true cargo test --target `rustc -vV | sed -n 's|host: ||p'` -- --nocapture

WASM Browser Integration tests

wasm-pack test --chrome --release --features console_log,console_error_panic_hook --test '*'

Useful environment variables

Name	Example
WGPU_BACKEND	gl
LIBGL_ALWAYS_SOFTWARE	true
WINIT_UNIX_BACKEND	x11
VK_ICD_FILENAMES	/usr/share/vulkan/icd.d/lvp_icd.x86_64.json