If your mouse cursor is not within the SDL frame and you warp the mouse, you
get an enter notify, not a motion notify.
Therefore, SDL does not update its internal mouse state.

What's about calling SDL_PrivateMouseMotion even when getting an EnterNotify?

Regards,
Johannes

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extra : convert_revision : svn%3Ac70aab31-4412-0410-b14c-859654838e24/trunk%401748