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Top Forums Shell Programming and Scripting awk fatal:division by zero attempted bypass with a condtion Post 302820375 by jacobs.smith on Wednesday 12th of June 2013 02:40:14 PM
Old 06-12-2013
Quote:
Originally Posted by Corona688
If your output is incorrect and my program is working:

Code:
$ awk '{ R=0; if($5) R=log($5/$6)/log(2); print $1,$2,$3,$4,$5,$6,$7,R }' OFS="\t" input
chr1    100     200     1234E-02        0.01    0.05    10      -2.32193
chr1    100     200     14E-11  0.11    0.50    1       -2.18442
chr1    100     200     134E-22 0.00    0.65    111     0

$

Thanks Corona688. You were right. My input was incorrect. Sorry for it. But, your code did work. I would also like to include the condition that if $6 is zero, do the same.
 

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PS_MAKESPOTCOLOR(3)							 1						       PS_MAKESPOTCOLOR(3)

ps_makespotcolor - Create spot color

SYNOPSIS
int ps_makespotcolor (resource $psdoc, string $name, [int $reserved]) DESCRIPTION
Creates a spot color from the current fill color. The fill color must be defined in rgb, cmyk or gray colorspace. The spot color name can be an arbitrary name. A spot color can be set as any color with ps_setcolor(3). When the document is not printed but displayed by an post- script viewer the given color in the specified color space is use. PARAMETERS
o $psdoc - Resource identifier of the postscript file as returned by ps_new(3). o $name - Name of the spot color, e.g. Pantone 5565. RETURN VALUES
The id of the new spot color or 0 in case of an error. EXAMPLES
Example #1 Creating and using a spot color <?php $ps = ps_new(); if (!ps_open_file($ps, "spotcolor.ps")) { print "Cannot open PostScript file "; exit; } ps_set_info($ps, "Creator", "spotcolor.php"); ps_set_info($ps, "Author", "Uwe Steinmann"); ps_set_info($ps, "Title", "Spot color example"); ps_begin_page($ps, 596, 842); ps_setcolor($ps, "fill", "cmyk", 0.37, 0.0, 0.34, 0.34); $spotcolor = ps_makespotcolor($ps, "PANTONE 5565 C", 0); ps_setcolor($ps, "fill", "spot", $spotcolor, 0.5, 0.0, 0.0); ps_moveto($ps, 100, 100); ps_lineto($ps, 100, 200); ps_lineto($ps, 200, 200); ps_lineto($ps, 200, 100); ps_lineto($ps, 100, 100); ps_fill($ps); ps_end_page($ps); ps_delete($ps); ?> This example creates the spot color "PANTONE 5565 C" which is a darker green (olive) and fills a rectangle with 50% intensity. SEE ALSO
ps_setcolor(3). PHP Documentation Group PS_MAKESPOTCOLOR(3)
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