From: Kevin AT Quitt DOT net (Kevin D. Quitt)
Newsgroups: comp.os.msdos.djgpp
Subject: Re: math optimization
Date: Tue, 17 Dec 1996 06:43:35 GMT
Organization: Cruisin' from home
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References: <32b26866 DOT 241305048 AT nntp DOT southeast DOT net> <32B53FBE DOT 1B0A AT pobox DOT oleane DOT com>
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To: djgpp AT delorie DOT com
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On Mon, 16 Dec 1996 12:25:34 GMT, Francois Charton <deef AT pobox DOT oleane DOT com>
wrote:
>tfm[(y+radius)*diameter+(x+radius)]=(y+radius)*diameter+(x+radius);      
>tfm[(-y+radius)*diameter+(x+radius)]=(-y+radius)*diameter+(x+radius);    
>tfm[(y+radius)*diameter+(-x+radius)]=(y+radius)*diameter+(-x+radius);    
>tfm[(-y+radius)*diameter+(-x+radius)]=(-y+radius)*diameter+(-x+radius);  

>tfm[(y+radius)*diameter+(x+radius)]=(b+radius)*diameter+(a+radius); 
>tfm[(-y+radius)*diameter+(x+radius)]=(-b+radius)*diameter+(a+radius); 
>tfm[(y+radius)*diameter+(-x+radius)]=(b+radius)*diameter+(-a+radius); 
>tfm[(-y+radius)*diameter+(-x+radius)]=(-b+radius)*diameter+(-a+radius); 
>tfm[(y+radius)*diameter+(x+radius)]=(b+radius)*diameter+(a+radius);

Boy, those two snippets optimize so beautifully on almost everything but
the Intel FPU.

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Kevin D Quitt  USA 91351-4454           96.37% of all statistics are made up
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