anchor.diff:              filter Filter.MinMagMipLinear
           }
   
  -    [<LocalSize(X = 4, Y = 4)>]
  +    [<LocalSize(X = 8, Y = 4)>]
       let invertShader (factor : float) (dst : Image2d<Formats.rgba8>) =
           compute {
               let id = getGlobalId().XY
  
positive.code:         let shader = device |> Aardvark.Rendering.Vulkan.ComputeShader.ofFunction invertShader
          let pool = device.CreateDescriptorPool(1 <<< 20, 1 <<< 20)
  
          let inputImage = PixImage.Create @"E:\Development\WorkDirectory\DataSVN\fullhd.png"
          let inputTexture = PixTexture2d(PixImageMipMap [| inputImage |], TextureParams.empty)
          let size = inputImage.Size
  
  
negative.code: 
          }
  
      [<LocalSize(X = 32)>]
      let copyToBufferShader (factor : float) (dst : uint32[]) =
          compute {
              let id = getGlobalId().X
  