23 May
2005
23 May
'05
7:44 a.m.
On 5/23/05, Erik de Castro Lopo <erikd-lad(a)mega-nerd.com> wrote:
It's some evil black magic that tries to avoid disortion. I'm not sure
whether it's the right way to do, but I was inspired by some website,
but i don't have the link anymore.
The original code-snippet performed a similar operation on integer-data.
-Richard
if (*p_A<0 && *p_B<0) {
*p_output =(*p_A+1)*(*p_B+1)-1;
} else {
*p_output =2*(*p_A+*p_B+2)-(*p_A+1)*(*p_B+1)-3;
}
Why? What is this supposed to achieve and what's wrong with:
*p_output = *p_A + *p_B;