Re: Transparency channel
Bob Friesenhahn <[email protected]>
| Newsgroups | gmane.comp.video.graphicsmagick.core |
|---|---|
| Message-ID | <[email protected]> |
On 2 Mar 2004, David N. Welton wrote: > I'm looking at it. > > *) ImageMagick chose the name OpacityQuantum for 'O', whereas 'A' in > GM corresponds to an OpacityMapQuantum. Certainly ImageMagick would not want to use the same enumeration names since then it might look like the code was copied. :-) > *) If we use 'T' for transparency, that ought to have a > TransparencyMapQuantum, no? But 'T' is equivalent to 'A' which > already has OpacityMapQuantum. I prefer T = Transparency (zero is opaque) O = Opacity (zero is transparent) > So what should the MapQuantum type be? Since the enumerations are private, it is easy to add one more enumeration and rename an existing enumeration for clarity. Bob ====================================== Bob Friesenhahn [email protected] http://www.simplesystems.org/users/bfriesen ------------------------------------------------------- SF.Net is sponsored by: Speed Start Your Linux Apps Now. Build and deploy apps & Web services for Linux with a free DVD software kit from IBM. Click Now! http://ads.osdn.com/?ad_id=1356&alloc_id=3438&op=click