Showcasing grr running with SPIR-V shaders generated using rust-gpu.
Shadertoy sample: https://www.shadertoy.com/view/XlSGzz
rustup: nightly-2020-11-24
rust-gpu: rev `c097297c5113fb6e4bbd28a829ed4a7df98d5e61`
Toolchain needs to be override. In case of build errors always try from clean builds.