[gl] Add Instance struct in web version to align API with other backends.

gfx-rs / gfx

[maintenance mode] A low-overhead Vulkan-like GPU API for Rust.

http://gfx-rs.github.io/

Apache License 2.0

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Closed VincentJousse closed 3 years ago

VincentJousse commented 3 years ago

PR checklist:

[X] make succeeds (on macOS)
[X] make reftests succeeds
[X] tested examples with the following backends: quad example with gl backend with wasm target arch (no windows nor linux available to test gl backend there)

VincentJousse commented 3 years ago

I did not prevent create_surface() from creating one more surface when one already exists since no Error seems to be relevant.

VincentJousse commented 3 years ago

My pleasure !

bors[bot] commented 3 years ago

Build succeeded: