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You are reading a General forum message. Re: pixel Xor Author: Darren Dwyer Date Posted: 2005-11-15 08:52:00 The only drawbacks are that accessing Canvas->Pixels[Y][X] is notoriously SLOW... A suggestion that will provide for lightning-fast results is to use DirectDrawSurfaces and access the buffer pixels directly, then do a normal bitwise XOR on the surface data using whatever method you like... You can see how to access the DirectDrawSurface pixels directly in the TDx_Draw_Library ExampleC... - darren REPLY TO THIS MESSAGE? Top You can post a reply to this General message using the form below: |
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