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| author | Frank Warmerdam <warmerdam@pobox.com> | 2003-12-11 14:36:58 +0000 |
|---|---|---|
| committer | Frank Warmerdam <warmerdam@pobox.com> | 2003-12-11 14:36:58 +0000 |
| commit | 83a2e2761998ad4aef310e2412243df1c6606708 (patch) | |
| tree | 2bef4b932e5608882c040cb5341bc5e8e1a716a2 /html | |
| parent | 18e34191d04b9da931023ae7a7e8b08733ba0c1c (diff) | |
| download | PROJ-83a2e2761998ad4aef310e2412243df1c6606708.tar.gz PROJ-83a2e2761998ad4aef310e2412243df1c6606708.zip | |
Added a new note about checking for grid shift files.
git-svn-id: http://svn.osgeo.org/metacrs/proj/trunk@1162 4e78687f-474d-0410-85f9-8d5e500ac6b2
Diffstat (limited to 'html')
| -rw-r--r-- | html/faq.html | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/html/faq.html b/html/faq.html index a914cc98..27ce1db9 100644 --- a/html/faq.html +++ b/html/faq.html @@ -79,10 +79,13 @@ environment can be defined with the correct directory.<p> <h2>How do I debug problems with NAD27/NAD83 datum shifting?</h2> <ol> +<li> Verify that you have the binary files (eg. /usr/local/share/proj/conus) +installed on your system. If not, see the previous question. +<p> <li> Try a datum shifting operation in relative isolation, such as with the cs2cs command listed above. Do you get reasonable results? If not it is likely the grid shift files aren't being found. Perhaps you need to define -PROJ_LIB? +PROJ_LIB? <p> <li> The cs2cs command and the underlying pj_transform() API know how to do a grid shift as part of a more complex coordinate transformation; however, |