Re: Storing Polygon Information

• To: Matthew Hanna <mhanna@xxxxxxxxxx>
• Subject: Re: Storing Polygon Information
• From: Rob Ross <rross@xxxxxxxxxxx>
• Date: Thu, 12 Aug 2004 08:48:42 -0500 (CDT)

Hi,

You could store the points in a linear array and use a separate linear 
array to describe the number of points in each polygon (or, for faster 
indexing, an array with two values for each polygon, a starting offset and 
a number of points).

Regards,

Rob
---
Rob Ross, Mathematics and Computer Science Division, Argonne National Lab


On Thu, 12 Aug 2004, Matthew Hanna wrote:

> Can anyone recommend a convention or method of storing polygonal 
> information in a NetCDF file?  The polygons may not have an equal number 
> of points.  They could be triangles, rectangles, octagons, whatever.  I 
> just can't think of any efficient means of storing this kind of 
> information.  Any ideas or opinions?
> 
> Thanks!
> Matthew Hanna

• References:
  • Storing Polygon Information
    • From: Matthew Hanna