[Shake-dev] rgb = function(intensity-mmi)

Branden Christensen branden.christensen at osop.com.pa
Fri May 17 20:15:25 UTC 2013


Awesome. Thanks Bruce.


B

*Branden Christensen*
*branden.christensen at osop.com.pa*
Volcan, Panama

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On Fri, May 17, 2013 at 3:12 PM, Bruce Worden <cbworden at gmail.com> wrote:

> Hi Branden,
>
> Below is the GMT CPT table we use to map intensity to color. The columns
> are:
>
> Starting_MMI Red Green Blue Ending_MMI Red Green Blue
>
> 0       255     255     255     1       255     255     255
> 1       255     255     255     2       191     204     255
> 2       191     204     255     3       160     230     255
> 3       160     230     255     4       128     255     255
> 4       128     255     255     5       122     255     147
> 5       122     255     147     6       255     255     0
> 6       255     255     0       7       255     200     0
> 7       255     200     0       8       255     145     0
> 8       255     145     0       9       255     0       0
> 9       255     0       0       10      200     0       0
> 10      200     0       0       13      128     0       0
>
> Values in between the starting and ending MMI are linearly interpolated
> for each of R, G, and B.
>
> Bruce
>
>
> On May 17, 2013, at 12:41 PM, Branden Christensen <
> branden.christensen at osop.com.pa> wrote:
>
> Hi all:
>
>
> I am using the grid.xml to produce a shakemap overlay for Open Street Map.
>
> What are the stand colors to translate instrument intensity (MMI) to rgb
> values (color)?
>
>
> B
>
> *Branden Christensen*
> *branden.christensen at osop.com.pa*
> Volcan, Panama
>
> *Follow OSOP *
> Facebook: http://www.facebook.com/osop.panama
> Twitter: @OSOPSA <http://twitter.com/OSOPSA>
> News Blog: http://www.osop.com.pa/blog/news
> The Seismo Guys Blog: http://www.osop.com.pa/blog/the-seismo-guys/
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