From a4d389c37529bda488dc14fb4225e4dec40c0743 Mon Sep 17 00:00:00 2001 From: Even Rouault Date: Thu, 27 Dec 2018 10:53:51 +0100 Subject: Remove proj_def.dat (fixes #201) --- docs/source/usage/differences.rst | 10 ++++++++++ docs/source/usage/projections.rst | 1 - 2 files changed, 10 insertions(+), 1 deletion(-) (limited to 'docs/source/usage') diff --git a/docs/source/usage/differences.rst b/docs/source/usage/differences.rst index 7d9d6ced..1f7769d3 100644 --- a/docs/source/usage/differences.rst +++ b/docs/source/usage/differences.rst @@ -58,3 +58,13 @@ should return the same output for both. Adding the ``+over`` flag to the projection definition provides the old behaviour. + +Version 6.0.0 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ + +Removal of proj_def.dat +----------------------- + +Before PROJ 6, the proj_def.dat was used to provide general and per-projection +parameters, when +no_defs was not specified. It has now been removed. In +particular, the +ellps=WGS84 is no longer a default. diff --git a/docs/source/usage/projections.rst b/docs/source/usage/projections.rst index 20e82763..8f1ccd50 100644 --- a/docs/source/usage/projections.rst +++ b/docs/source/usage/projections.rst @@ -26,7 +26,6 @@ documenting the individual :doc:`projections<../operations/projections/index>`. +lat_0 Latitude of origin +lon_0 Central meridian +lon_wrap Center longitude to use for wrapping (see below) - +no_defs Don't use the /usr/share/proj/proj_def.dat defaults file +over Allow longitude output outside -180 to 180 range, disables wrapping (see below) +pm Alternate prime meridian (typically a city name, see below) -- cgit v1.2.3 From 6bb14fa874562eb4879a3b80b51b22cd2add058e Mon Sep 17 00:00:00 2001 From: Even Rouault Date: Thu, 27 Dec 2018 16:22:09 +0100 Subject: Add an hardcoded +ellps=GRS80 when there is no datum/ellipsoid specification (refs #201) --- docs/source/usage/differences.rst | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) (limited to 'docs/source/usage') diff --git a/docs/source/usage/differences.rst b/docs/source/usage/differences.rst index 1f7769d3..5694e4d0 100644 --- a/docs/source/usage/differences.rst +++ b/docs/source/usage/differences.rst @@ -66,5 +66,6 @@ Removal of proj_def.dat ----------------------- Before PROJ 6, the proj_def.dat was used to provide general and per-projection -parameters, when +no_defs was not specified. It has now been removed. In -particular, the +ellps=WGS84 is no longer a default. +parameters, when +no_defs was not specified. It has now been removed. In case, +no ellipsoid or datum specification is provided in the PROJ string, the +default ellipsoid is GRS80 (was WGS84 in previous PROJ versions). -- cgit v1.2.3