Re: [OpenMap Users] How to implement a particular graphic overlay?

From: Gary Briggs <chunky_at_icculus.org>
Date: Sat, 28 Mar 2015 12:19:45 -0400

Yeah, that's almost exactly what I want my code to do.

I see you note that you don't plan to release source. Can you at
least give an overview of how you implemented it? Did you use a lot of
OMPolys? Did you implement some new OMGraphic?

Thanks,
Gary

On Sat, Mar 28, 2015 at 08:08:25AM +0100, "Carsten Ø. Madsen" wrote:
> Hello
>
> Maybe this GRIB rendering can inspire
>
> http://carsten-oland.blogspot.dk/2010/10/prelimiary-grib-rendering-for-openmap.html
>
> Looking at the zygrib code helped a lot.
>
> BR
> Carsten
>
>
> On 03/27/2015 06:41 PM, Gary Briggs wrote:
> >Morning,
> >
> >I have some input data. It's in the form of a regular-ish grid, where
> >points are spaced mostly equally in distance instead of angle. The grid
> >is defined by a large number of points [say, 50-500 along each side,
> >covering 30-50 degrees of globe].
> >Each point has a number associated with it [that I then use to pick
> >a color for it]
> >
> >Currently I create an OMGraphicList and stuff a load of OMPoints into
> >it, coloring each one according to the associated number [the color is
> >partially transparent, also]. That works to some degree, but what
> >I *really* want is an overlay that isn't a series of points, but a
> >continuous/smooth thing.
> >
> >I looked at using OMGrid, but it looks like that assumes a grid that's
> >regular in angle? Similarly, I think that OMScalingRaster looks *close*
> >to what I want, but I can't figure out how to use it the way I desire.
> >
> >What's a guy to do?
> >
> >Cheers!
> >Gary
> >
> >--
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Received on Sat Mar 28 2015 - 12:20:47 EDT

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