void SetBool(UnsafeNativeMethods.DisplayPipelineAttributesBool which, bool b)
        {
            IntPtr ptr_this = NonConstPointer();

            UnsafeNativeMethods.CDisplayPipelineAttributes_GetSetBool(ptr_this, which, true, b);
        }
        bool GetBool(UnsafeNativeMethods.DisplayPipelineAttributesBool which)
        {
            IntPtr const_ptr_this = ConstPointer();

            return(UnsafeNativeMethods.CDisplayPipelineAttributes_GetSetBool(const_ptr_this, which, false, false));
        }