Changes between Version 167 and Version 168 of WKTRaster/SpecificationWorking03


Ignore:
Timestamp:
Nov 9, 2011, 6:13:11 AM (12 years ago)
Author:
pracine
Comment:

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  • WKTRaster/SpecificationWorking03

    v167 v168  
    192192 * List of functions implementable based on the two raster version of map algebra:
    193193
    194  ** ST_Intersection(raster, raster) See at the end of [http://trac.osgeo.org/postgis/browser/trunk/raster/scripts/plpgsql/st_mapalgebra.sql plpgsql/st_mapalgebra.sql]
    195  ** ST_Union (raster, raster) not the aggregate one. See at the end of [http://trac.osgeo.org/postgis/browser/trunk/raster/scripts/plpgsql/st_mapalgebra.sql plpgsql/st_mapalgebra.sql]
    196  ** ST_Difference() and ST_SymDifference() See at the end of [http://trac.osgeo.org/postgis/browser/trunk/raster/scripts/plpgsql/st_mapalgebra.sql plpgsql/st_mapalgebra.sql]
    197  ** ST_Intersection(raster, raster) See at the end of [http://trac.osgeo.org/postgis/browser/trunk/raster/scripts/plpgsql/st_mapalgebra.sql plpgsql/st_mapalgebra.sql]
    198  ** ST_Clip(raster, geometry) as a wrapper around ST_Intersection(raster, ST_AsRaster(geometry))
    199  ** ST_BurnToRaster(): specifications below.
     194 -ST_Intersection(raster, raster) See at the end of [http://trac.osgeo.org/postgis/browser/trunk/raster/scripts/plpgsql/st_mapalgebra.sql plpgsql/st_mapalgebra.sql][[BR]]
     195 -ST_Union (raster, raster) not the aggregate one. See at the end of [http://trac.osgeo.org/postgis/browser/trunk/raster/scripts/plpgsql/st_mapalgebra.sql plpgsql/st_mapalgebra.sql][[BR]]
     196 -ST_Difference() and ST_SymDifference() See at the end of [http://trac.osgeo.org/postgis/browser/trunk/raster/scripts/plpgsql/st_mapalgebra.sql plpgsql/st_mapalgebra.sql][[BR]]
     197 -ST_Intersection(raster, raster) See at the end of [http://trac.osgeo.org/postgis/browser/trunk/raster/scripts/plpgsql/st_mapalgebra.sql plpgsql/st_mapalgebra.sql][[BR]]
     198 -ST_Clip(raster, geometry) as a wrapper around ST_Intersection(raster, ST_AsRaster(geometry))[[BR]]
     199 -ST_BurnToRaster(): specifications below.
    200200
    201201'''Details for 5) ST_MapAlgebraExpr(rast1 raster, band1 integer, rast2 raster, band2 integer, expression text, pixeltype text, extentexpr text, nodata1expr text, nodata2expr text, nodatanodataexpr text) -> raster'''