From ed462b39fb7d9b92a75a069da707f2b7921b2820 Mon Sep 17 00:00:00 2001 From: Even Rouault Date: Mon, 21 Jan 2019 19:31:02 +0100 Subject: proj_create_crs_to_crs(): defer selection of actual coordinate operation until proj_trans() is called (fixes #1229) --- docs/source/apps/cs2cs.rst | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'docs/source/apps') diff --git a/docs/source/apps/cs2cs.rst b/docs/source/apps/cs2cs.rst index 8df67d72..967add36 100644 --- a/docs/source/apps/cs2cs.rst +++ b/docs/source/apps/cs2cs.rst @@ -154,6 +154,10 @@ When using a WKT definition or a AUTHORITY:CODE, the axis order of the CRS will be enforced. So for example if using EPSG:4326, the first value expected (or returned) will be a latitude. +Internally, :program:`cs2cs` uses the :c:func:`proj_create_crs_to_crs` function +to compute the appropriate coordinate operation, so implementation details of +this function directly impact the results returned by the program. + The environment parameter :envvar:`PROJ_LIB` establishes the directory for resource files (database, datum shift grids, etc.) -- cgit v1.2.3