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Re: [patch] prevent sign extended alpha values
- From: Eric Blake <ebb9 at byu dot net>
- To: graydon hoare <graydon at redhat dot com>
- Cc: java-patches at gcc dot gnu dot org
- Date: Sat, 09 Aug 2003 08:45:18 -0600
- Subject: Re: [patch] prevent sign extended alpha values
- References: <87fzkbq2e4.fsf@dub.venge.net>
graydon hoare wrote:
trivial fix to make colors with alpha work. ok to commit?
- return (getRGB() & ALPHA_MASK) >> 24;
+ return ((getRGB() & ALPHA_MASK) >> 24) & 0xff;
Why not simplify:
return (getRGB() & ALPHA_MASK) >>> 24;
--
Someday, I might put a cute statement here.
Eric Blake ebb9@byu.net