// https://gpuweb.github.io/gpuweb/wgsl/#texel-formats
enum texel_format {
  bgra8unorm
  rgba8unorm
  rgba8snorm
  rgba8uint
  rgba8sint
  rgba16uint
  rgba16sint
  rgba16float
  r32uint
  r32sint
  r32float
  rg32uint
  rg32sint
  rg32float
  rgba32uint
  rgba32sint
  rgba32float

  // requires chromium_internal_graphite
  r8unorm
}