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| author | Even Rouault <even.rouault@spatialys.com> | 2022-01-06 12:26:45 +0100 |
|---|---|---|
| committer | Even Rouault <even.rouault@spatialys.com> | 2022-01-06 12:26:45 +0100 |
| commit | 7ab63b60f656811ee7960a9e7ba07401d61053cd (patch) | |
| tree | 536f3fbd6ffe3e61951de8026fb3fd23c313dd80 /data/sql/grid_alternatives.sql | |
| parent | 1254a211beac3f479d193794508a3fcea4f8790f (diff) | |
| download | PROJ-7ab63b60f656811ee7960a9e7ba07401d61053cd.tar.gz PROJ-7ab63b60f656811ee7960a9e7ba07401d61053cd.zip | |
Implement Geographic3D to Depth/Geog2D+Depth as used by ETRS89 to CD Norway depth
Fixes #2739
Verified with example from IOGP Guidance Note 7-2 (ver 62, Dec 2021) page 169, with
38 = h_obs - D_obs = 50 - 12.
$ echo 60.0015 4.9960 38 | PROJ_LIB=data PROJ_NETWORK=ON bin/cs2cs -d 4 EPSG:4937 EPSG:9883
60.0015 4.9960 5.8827
$ echo 60.0015 4.9960 38 | PROJ_LIB=data PROJ_NETWORK=ON bin/cs2cs -d 4 EPSG:4937 EPSG:4258+9672
60.0015 4.9960 5.8827
$ echo 60.0015 4.9960 5.8827 | PROJ_LIB=data PROJ_NETWORK=ON bin/cs2cs -d 4 EPSG:9883 EPSG:4937
60.0015 4.9960 38.0000
$ echo 60.0015 4.9960 5.8827 | PROJ_LIB=data PROJ_NETWORK=ON bin/cs2cs -d 4 EPSG:4258+9672 EPSG:4937
60.0015 4.9960 38.0000
Diffstat (limited to 'data/sql/grid_alternatives.sql')
| -rw-r--r-- | data/sql/grid_alternatives.sql | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/data/sql/grid_alternatives.sql b/data/sql/grid_alternatives.sql index 416da2e0..a9560ae3 100644 --- a/data/sql/grid_alternatives.sql +++ b/data/sql/grid_alternatives.sql @@ -200,6 +200,7 @@ VALUES ('HREF2018B_NN2000_EUREF89.bin','no_kv_HREF2018B_NN2000_EUREF89.tif',NULL,'GTiff','geoid_like',0,NULL,'https://cdn.proj.org/no_kv_HREF2018B_NN2000_EUREF89.tif',1,1,NULL), ('href2008a.bin','no_kv_href2008a.tif',NULL,'GTiff','geoid_like',0,NULL,'https://cdn.proj.org/no_kv_href2008a.tif',1,1,NULL), ('no_kv_NKGETRF14_EPSG7922_2000.tif','no_kv_NKGETRF14_EPSG7922_2000.tif',NULL,'GTiff','geocentricoffset',0,NULL,'https://cdn.proj.org/no_kv_NKGETRF14_EPSG7922_2000.tif',1,1,NULL), +('ChartDatum_above_Ellipsoid_EUREF89_v2021a.bin','no_kv_CD_above_Ell_ETRS89_v2021a.tif',NULL,'GTiff','vgridshift',0,NULL,'https://cdn.proj.org/no_kv_CD_above_Ell_ETRS89_v2021a.tif',1,1,NULL), ('no_kv_ETRS89NO_NGO48_TIN.json','no_kv_ETRS89NO_NGO48_TIN.json',NULL,'JSON','tinshift',0,NULL,'https://cdn.proj.org/no_kv_ETRS89NO_NGO48_TIN.json',1,1,NULL), -- nz_linz - New Zealand |