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asin() acos() atan()

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Originally committed as revision 6712 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Michael Niedermayer 2006-10-16 18:36:44 +00:00
parent 9f1c1c9985
commit cacb17b47f
1 changed files with 3 additions and 0 deletions
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libavcodec/eval.c
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@ -170,6 +170,9 @@ static double evalPrimary(Parser *p){
else if( strmatch(next, "sin" ) ) d= sin(d);
else if( strmatch(next, "cos" ) ) d= cos(d);
else if( strmatch(next, "tan" ) ) d= tan(d);
else if( strmatch(next, "atan" ) ) d= atan(d);
else if( strmatch(next, "asin" ) ) d= asin(d);
else if( strmatch(next, "acos" ) ) d= acos(d);
else if( strmatch(next, "exp" ) ) d= exp(d);
else if( strmatch(next, "log" ) ) d= log(d);
else if( strmatch(next, "squish") ) d= 1/(1+exp(4*d));