[postgis-users] ST_Tesselate
Stephen Mather
stephen at smathermather.com
Wed Dec 11 06:09:51 PST 2013
Wait, so this is a pure 2D approach to constrained Delaunay?
Best,
Steve
On Mon, Dec 9, 2013 at 4:57 PM, Stephen Mather
<stephen at smathermather.com> wrote:
> Ah, very cool. So hard breaklines plus a point cloud could be fed in
> creating a DTM... .
>
>
> On Mon, Dec 9, 2013 at 3:26 AM, Oliver Courtin
> <olivier.courtin at oslandia.com> wrote:
>>
>>
>> Le 8 déc. 2013 à 00:23, Stephen Mather a écrit :
>>
>> What does ST_Tesselate do?
>>
>>
>> Triangulation, a constrained Delaunay one.
>>
>> http://doc.cgal.org/latest/Triangulation_2/index.html#Section_2D_Triangulations_Constrained_Delaunay
>> http://en.wikipedia.org/wiki/Constrained_Delaunay_triangulation
>>
>>
>> O.
>>
>>
>>
>>
>>
>>
>>
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