wgsl interpolate(flat) always results in value of 0 · Issue #1775 · gfx-rs/wgpu (original) (raw)

Description
wgsl interpolate(flat) always results in value of 0, I think, at least the repro is very concise
Issue does not occur with the equivalent glsl

Repro steps
rukai@5c29302

Expected vs observed behavior
I expect blue output but get red

Platform
wgpu master, linux, vulkan