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authorKristian Evers <kristianevers@gmail.com>2018-01-22 14:21:25 +0100
committerKristian Evers <kristianevers@gmail.com>2018-01-22 14:21:25 +0100
commit0e51328d89563c2968a33e816bfd4424d2437a7e (patch)
tree8d0d6ffccf5c8f2af7327ae670dfdf51556f648d /docs/source/usage/operations/transformations/vgridshift.rst
parent9e3547af382998b3e2c50c9000b77fc1ede8211c (diff)
downloadPROJ-0e51328d89563c2968a33e816bfd4424d2437a7e.tar.gz
PROJ-0e51328d89563c2968a33e816bfd4424d2437a7e.zip
Add details about grid file formats in relevant sections of the documentation [skip ci]
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diff --git a/docs/source/usage/operations/transformations/vgridshift.rst b/docs/source/usage/operations/transformations/vgridshift.rst
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+++ b/docs/source/usage/operations/transformations/vgridshift.rst
@@ -36,3 +36,6 @@ is not found in the PROJ.4 search path. The list of grids is prioritized so that
grids in the start of the list takes presedence over the grids in the back of the
list.
+PROJ supports the GTX file format for vertical grid corrections. Details
+about all the format can be found in the GDAL documentation. GDAL both reads and
+writes the format. Using GDAL for construction of new grids is recommended.