Changes between Version 155 and Version 156 of WKTRaster/SpecificationWorking03


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Timestamp:
Sep 20, 2011, 8:17:03 AM (13 years ago)
Author:
Bborie Park
Comment:

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  • WKTRaster/SpecificationWorking03

    v155 v156  
    8282These set of functions are required because there are cases where ST_Intersects(raster, geometry) != ST_Intersects(geometry, raster).
    8383
    84 
     84[[Image(st_intersects_triangle.png)]]
     85
     86In the image above, the black border denotes the boundary of a triangle polygon and the red within is the raster version of the geometry.  The polygon touches the raster in blue while the red raster does not.
    8587
    8688'''ST_AsRaster(geometry, pixeltype, val, nodataval, ulx, uly, width, height, pixelsizex, pixelsizey, skewx, skewy) -> raster - done see below'''