ST_SetRotation
Name
ST_SetRotation — Set the rotation of the raster in radian.
Synopsis
float8
ST_SetRotation
(
raster
rast
, float8
rotation
)
;
Description
Uniformly rotate the raster. Rotation is in radian. Refer to World File for more details.
Examples
SELECT
ST_ScaleX(rast1), ST_ScaleY(rast1), ST_SkewX(rast1), ST_SkewY(rast1),
ST_ScaleX(rast2), ST_ScaleY(rast2), ST_SkewX(rast2), ST_SkewY(rast2)
FROM (
SELECT ST_SetRotation(rast, 15) AS rast1, rast as rast2 FROM dummy_rast
) AS foo;
st_scalex | st_scaley | st_skewx | st_skewy | st_scalex | st_scaley | st_skewx | st_skewy
---------------------+---------------------+--------------------+--------------------+-----------+-----------+----------+----------
-1.51937582571764 | -2.27906373857646 | 1.95086352047135 | 1.30057568031423 | 2 | 3 | 0 | 0
-0.0379843956429411 | -0.0379843956429411 | 0.0325143920078558 | 0.0325143920078558 | 0.05 | -0.05 | 0 | 0