Frank,
> I would not expect to do the analysis in 3D as for my
> purposes I am only interested in 2.5D geometry sets. I
> believe multipatch files are normally used to represent TINs
> which can be safely analysed in 2D, and the Z values just
> carried along.
>
I guess I'm getting worked up
Eric Wolf wrote:
Frank and Peter,
Maybe we we need an ogr_cleaner app that can read in poorly structured
shapefiles and normalize them to the standard. Maybe even a general
topology cleaner that's file-format agnostic. Sounds like a fun summer
project for a CompSci student.
Eric,
OGR alrea
Rushforth, Peter wrote:
Hi Frank,
Thanks for your response.
An application that wants to process multi-patch shapefiles,
including those using the FirstRing/Ring part types and that
cares about nesting of rings must be prepared to do a
geometric analysis to determine which are inner and oute
Hi Frank,
Thanks for your response.
> An application that wants to process multi-patch shapefiles,
> including those using the FirstRing/Ring part types and that
> cares about nesting of rings must be prepared to do a
> geometric analysis to determine which are inner and outer.
This is in 3d
Frank and Peter,
Maybe we we need an ogr_cleaner app that can read in poorly structured
shapefiles and normalize them to the standard. Maybe even a general topology
cleaner that's file-format agnostic. Sounds like a fun summer project for a
CompSci student.
And are shapefiles really being used muc
Rushforth, Peter wrote:
> The shapefile spec for multipatch shapefiles says this:
"When the individual types of rings in a collection of rings representing a
polygonal patch with holes is unknown, the sequence must start with First
Ring, followed by a number of Rings" (p 21).
Figure 3 shows a
Hi,
I posted the following question here:
http://forums.esri.com/Thread.asp?c=132&f=1340&t=272776&mc=0
but got no response.
Maybe the community will come to the rescue.
The shapefile spec for multipatch shapefiles says this:
"When the individual types of rings in a collection of rings represen