IDCompositionShadowEffect.SetRed

Undocumented in source but is binding to Windows. You might be able to learn more by searching the web for its name.
  1. HRESULT SetRed(float amount)
    interface IDCompositionShadowEffect
    extern (Windows)
    HRESULT
    SetRed
    (
    float amount
    )
  2. HRESULT SetRed(IDCompositionAnimation animation)

Meta