Changes between Version 59 and Version 60 of WKTRaster


Ignore:
Timestamp:
10/07/09 13:57:24 (15 years ago)
Author:
pracine
Comment:

--

Legend:

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  • WKTRaster

    v59 v60  
    7979
    8080'''...allows easy conversion from/to geometry/raster...'''
    81  * RT_AsPolygon(raster) -> geometry
    82  * RT_AsRaster(geometry, pixelsize) -> raster
     81 * ST_AsPolygon(raster) -> geometry
     82 * ST_AsRaster(geometry, pixelsize) -> raster
    8383
    8484'''...implements base GIS raster operations available in most GIS...'''
    85  * RT_Resample(raster, pixelsize, method) -> raster
    86  * RT_Clip(raster|geometry,geometry) -> same type as first argument
    87  * RT_Reclass(raster|geometry,string) -> same type as first argument
    88  * RT_MapAlgebra(raster|geometry, raster), mathematical expression, "raster"|"geometry") -> raster/geometry
     85 * ST_Resample(raster, pixelsize, method) -> raster
     86 * ST_Clip(raster|geometry,geometry) -> same type as first argument
     87 * ST_Reclass(raster|geometry,string) -> same type as first argument
     88 * ST_MapAlgebra(raster|geometry, raster), mathematical expression, "raster"|"geometry") -> raster/geometry
    8989 * etc...)
    9090
    9191'''...introduces raster/geometry seamless geometry constructors...'''
    9292 * so you don't have to bother whether the layers are in raster or vector form when using analysis functions.
    93  * RT_Intersection(raster|geometry, raster|geometry, "raster"|"geometry") -> raster/geometry
    94  * RT_Union(raster|geometry, raster|geometry, "raster"|"geometry") -> raster/geometry
    95  * RT_Accum(raster set|geometry set, "raster"|"geometry") -> raster/geometry
    96  * RT_Transform(raster|geometry, SRID) -> same type as input
     93 * ST_Intersection(raster|geometry, raster|geometry, "raster"|"geometry") -> raster/geometry
     94 * ST_Union(raster|geometry, raster|geometry, "raster"|"geometry") -> raster/geometry
     95 * ST_Accum(raster set|geometry set, "raster"|"geometry") -> raster/geometry
     96 * ST_Transform(raster|geometry, SRID) -> same type as input
    9797 * etc...
    9898
    9999'''...and seamless geometry operators...'''
    100  * RT_Intersects(raster|geometry, raster|geometry) -> boolean
    101  * RT_Contains(raster|geometry A, raster|geometry B) -> boolean
     100 * ST_Intersects(raster|geometry, raster|geometry) -> boolean
     101 * ST_Contains(raster|geometry A, raster|geometry B) -> boolean
    102102 * etc...
    103103