[DUG] GDI replacement

Phil Middlemiss phil at tumonz.co.nz
Mon May 15 10:13:01 NZST 2006


We have been using a mix of the GDI and the GDI+ libraries for a while 
now and unhappy with both of them - the GDI routines are too limited 
(eg, lines more than 1px wide loose their style such as psDash) and the 
GDI+ routines are too slow. I've been playing with a couple of 
alternatives but haven't found anything that is fast and feature rich - 
the best one so far is the open source Graphics32 routines but for us it 
has serious gaps in its functionality and has a very slow polygon 
filling routine.

If I can't find a decent replacement I'm thinking we may have to switch 
over to something like DirectDraw.

We draw maps, so it has to be fast, support thick lines with line 
styles, preferably support anti-aliasing and opacity, and would be nice 
if it has texture fills for polygons. We are pushed for time and need 
something we can plug in with minimum of fuss.

Any suggestions? What do you use?

Phil.
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