nanogui: Re: [FIX] add alpha channel into GdDrawImage software handling


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Subject: Re: [nanogui] Re: Re: [FIX] add alpha channel into GdDrawImage software handling
From: "Greg Haerr" ####@####.####
Date: 12 Mar 2010 05:17:55 -0000
Message-Id: <0d1b01cac1a3$5dd2b340$6564a8c0@winXP>

: How about changing from (color/255) to (color>>8) in GdDrawImage() ?
:
: Although it is not an accurate value, but it has the advantage of 
performance.

No, I think we need to be completely accurate.  This
divide is not the performance problem in the drawing
loop, it is the execution of the switch() statement.

Regards,

Greg 


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