Re: [gmod-cmap] Patch: Negative Numbers Bug

[David H. <dav...@gm...>]

Thanks Ben! Works perfectly now. Our fresh install now look beautiful :)

On Tue, Sep 23, 2008 at 8:26 AM, Ben Faga <fag...@gm...> wrote:

> Hello everyone,
>
> It has come to my attention that there is a bug when CMap displays
> negative numbers on the map tick marks.  This bug has existed in the
> code since the 0.13 release (I don't know how it has slipped by this
> long).
>
> Note: This bug only affects maps that have a negative start value.
>
> The bug causes negative numbers on the tick marks to be off by one (in
> the last significant digit.  For example:
>
> -30   -20  -10     0    10
>  |    |     |     |     |
> ----------------------------
>
> Is being displayed as:
>
> -20   -10    0     0    10
>  |    |     |     |     |
> ----------------------------
>
> I have attached a patch that will work with versions 0.15 to the current
> release.
>
> To apply the patch, find the Bio/GMOD/CMap/Utils.pm file and patch it
> like so:
>
>  $ patch Bio/GMOD/CMap/Utils.pm Utils.080923.v1.01.patch
>
> This should fix the problem.
>
>
> If you are using versions 0.13 or 0.14, then you will have to make the
> patch by hand.  Simply open the Bio/GMOD/CMap/Utils.pm file.  Find the
> "presentable_number" subroutine and replace the line:
>
>    my $rounded_temp   = int( ( $num / ( 10**$rounding_power ) ) + .5 );
>
> with:
>
>    my $half = ($num >= 0)? 0.5: -0.5;
>    my $rounded_temp = int( ( $num / ( 10**$rounding_power ) ) + $half );
>
> I'm sorry for the inconvenience.  My thanks goes to David Hane for
> reporting this bug.
>
> Ben
>
>
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