Re: gdi32: Optionally return the type from GDI_GetObjPtr().

[Dmitry Timoshkov]

Huw Davies  wrote:
> This enables get_dc_obj() to check the type without calling GetObjectType()
> and thus it saves additional calls to Enter/LeaveCriticalSection().
> Signed-off-by: Huw Davies
>
> This reduces the runtime of the dib tests by about 8% and achieves a similar
> increase in performance with the drawing phase of a (gdi heavy) app I'm
> looking at.

...
> - bmp = GDI_GetObjPtr( hbitmap, OBJ_BITMAP );
> - bmp = GDI_GetObjPtr( hbitmap, OBJ_BITMAP, NULL );

Did you consider introducing GDI_GetObjPtrEx() with additional pointer to
type, and making a shortcut by defining/calling it by a not Ex version?
That would simplify the patch and avoid penalizing/changing the callers
that don't need the type.