wasm: Support for hi-dpi screens
Before: 1 pixel wide lines were not crisp on hi-dpi display. The lines were blurry.
After: 1 pixel lines are crisp.
Edited by Jaswant Panchumarti (Kitware)
Before: 1 pixel wide lines were not crisp on hi-dpi display. The lines were blurry.
After: 1 pixel lines are crisp.