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Message-ID: | <384B316E.91AE9766@snetch.cpg.com.au> |
Date: | Mon, 06 Dec 1999 14:45:50 +1100 |
From: | Michael Abbott aka frEk <20014670 AT snetch DOT cpg DOT com DOT au> |
Organization: | Student of Computer Power Institute |
X-Mailer: | Mozilla 4.05 [en] (Win95; I) |
MIME-Version: | 1.0 |
To: | djgpp AT delorie DOT com |
Subject: | Re: Help needed with a program I am writing |
References: | <dPE24.416$wM4 DOT 28044 AT news-west DOT eli DOT net> <82f61g$54c$1 AT nntp8 DOT atl DOT mindspring DOT net> |
Reply-To: | djgpp AT delorie DOT com |
Heya Marp wrote: > P K <paulkennedy AT citlink DOT net> wrote in message > news:dPE24.416$wM4 DOT 28044 AT news-west DOT eli DOT net... > <snip> > > > cos_table[a]=cos((float)a/180 * pi); > > sin_table[a]=sin((float)a/180 * pi); > > I'm not sure why you get the error you do, but you want the a/180 to be > calculated first, right? You have to surround that with parenthesis > otherwise the 180 * pi gets calculated first (order of operations) and you > get a different number from the one you want. I'm not sure about that one... Isn't * on the same level as / which means that anything on that level gets calculated from left to right? Correct me if I'm wrong :) - Michael
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