struct UVectorBatch {
  size: vec4<u32>,
  data: array<u32>,
}

struct MatrixBatch {
  size: vec4<u32>,
  data: array<f32>,
}

@group(0) @binding(0)
var<storage, read> v: UVectorBatch;
@group(0) @binding(1)
var<storage, read_write> result: MatrixBatch;

@compute @workgroup_size(1)
fn main(@builtin(global_invocation_id) global_id: vec3<u32>) {
  result.data[global_id.z * result.size.y * result.size.x + global_id.y * result.size.x + global_id.x] = select(0f, 1f, global_id.x == v.data[global_id.z * v.size.x + global_id.y]);
}