[postgis-users] Error compiling geos 2.1.0 on Windows/MinGW

[strk at refractions.net]

On Mon, Nov 29, 2004 at 03:44:49PM +0100, TECHER Jean David wrote:
> I compiled Geos 2.1.0, Postgis from last cvs, proj 4.4.9 and PG 8.0.0 b5
> without problem???
> 
> All works fine...
> 
> However perhaps shoul I do a mistake but I did two small tests
> 
> select distance(
> GeometryFromText( 'POLYGON((16 90,26 90,26 105,46 105,46 90,56 90,56 130,16
> 130,16 90))', -1 ),
> GeometryFromText( 'POLYGON((63 90,82 90,82 117,63 113.15,63 90))', -1 ));
> 
> gave me
> 
>  distance
> ---------
>         0
> (1 row)
> 
> and
> 
> select intersects(
> GeometryFromText( 'POLYGON((16 90,26 90,26 105,46 105,46 90,56 90,56 130,16
> 130,16 90))', -1 ),
> GeometryFromText( 'POLYGON((63 90,82 90,82 117,63 113.15,63 90))', -1 ));
> 
> gave me
> 
>  intersects
> ------------
>  f
> (1 row)
> 
> So...What's wrong ???

A bug in the "point in polygon" check.
Fixed in CVS.
--strk;