From 02037a3f908ef47752ea06e790ef71d98b83956b Mon Sep 17 00:00:00 2001 From: Joaquim Date: Tue, 4 Jul 2023 16:40:30 +0100 Subject: [PATCH] Document the -R+U option in the global -R Fix #7537 --- doc/rst/source/explain_-R.rst_ | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/doc/rst/source/explain_-R.rst_ b/doc/rst/source/explain_-R.rst_ index 1c252ad0a60..8a0a0521a6b 100644 --- a/doc/rst/source/explain_-R.rst_ +++ b/doc/rst/source/explain_-R.rst_ @@ -5,7 +5,7 @@ The **-R** option .. _-R: -**-R**\ *xmin*/*xmax*/*ymin*/*ymax*\ [**+r**][**+u**\ *unit*] +**-R**\ *xmin*/*xmax*/*ymin*/*ymax*\ [**+r**][**+u|U**\ *unit*] Specify the region of interest. |Add_-R| **Description** @@ -17,12 +17,12 @@ The **-R** option defines the map region or data domain of interest. It may be s geographic regions when using map projections where meridians and parallels are rectilinear, where *xmin*, *xmax*, *ymin*, and *ymax* refer to the data limits. -#. **-R**\ *xmin*/*xmax*/*ymin*/*ymax*\ **+u**\ *unit*. Append **+u**\ *unit* to the option 1 to specify a region in +#. **-R**\ *xmin*/*xmax*/*ymin*/*ymax*\ **+u|U**\ *unit*. Append **+u**\ *unit* to the option 1 to specify a region in projected units (e.g., UTM meters) where *xmin*/*xmax*/*ymin*/*ymax* are Cartesian projected coordinates compatible with the chosen projection and *unit* is an allowable :ref:`distance unit ` [e]. The coordinates are relative - to the standard longitude and latitude indicated in the projection (**-J**). For projected regions centered on + to the standard longitude and latitude indicated in the projection (**-J**). For projected regions centered on (0,0) you may use the short-hand **-R**\ *halfwidth*\ [/*halfheight*]\ **+u**\ *unit*, where *halfheight* defaults - to *halfwidth* if not given. This short-hand requires the **+u** modifier. + to *halfwidth* if not given. This short-hand requires the **+u** modifier. For convenience, we also support the inverse translation, i.e., +Uunit. This modifier can be used to convert your grid coordinates from meters to the specified unit. #. **-R**\ *xlleft*/*ylleft*/*xuright*/*yuright*\ **+r**. This form is useful for map projections that are oblique, making meridians and parallels poor choices for map boundaries. Here, we instead specify the lower left corner and