Adam Jackson <a...@nwnk.net> writes: > Not just that the GC hasn't changed, that it's still valid for the > drawable; window resize will invalidate your composite clip.
Nah, the expense is computing the mask values from the geometry; that's completely independent of both source and dest, and depends only on the dashing and line style bits. It'd be even easier for Render where trapezoids don't depend on the picture at all. > Which, if someone really wants to implement all that, I certainly won't > stop them. Only entertaining as an intellectual exercise. Machines are 'fast enough' these days that finding a useful drawing request that takes enough time to notice is pretty darn hard. -- -keith
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