AROSAmiga Research OS

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AROS - The Amiga Research OS


Documentation
    AutoDocs
        Exec.library
        MathFFP.library
            SPAdd
            SPCmp
            SPMul
            SPAbs
            SPCeil
            SPDiv
            SPNeg
            SPTst
            SPFloor
            SPFix
            SPSub
            SPFlt
        MathIEEEDoubleBase
        MathIEEEDoubleTrans
        MathIEEESingleBase
        MathIEEESingleTrans
        MathTrans
NAME
#include <libraries/mathffp.h>
#include <proto/mathffp.h>

LONG SPTst ()

SYNOPSIS
float fnum

FUNCTION
Compare a ffp-number against zero.
INPUTS
fnum
FFP number

RESULT

+1 : fnum > 0.0
0 : fnum = 0.0
-1 : fnum < 0.0

Flags:
zero     : result is zero
negative : result is negative
overflow : 0
NOTES
EXAMPLE

BUGS
SEE ALSO
MathFFP.library

INTERNALS
ALGORITHM: Sign is negative: return -1 fnum == 0 : return 0 Otherwise : return 1


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Generated: Tue Sep 4, 2001