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| author | julien2512 <moquet.julien@gmail.com> | 2016-09-16 23:14:44 +0200 |
|---|---|---|
| committer | julien2512 <moquet.julien@gmail.com> | 2016-09-16 23:14:44 +0200 |
| commit | 26e38893a4f542d797ebffa8467a3bd8cd470706 (patch) | |
| tree | 0a314192d7afdc5d1da0e4b5f64127db770d225d /docs | |
| parent | 8f1b2a75d5abf5717a3d771c003da0658eb61dc8 (diff) | |
| download | PROJ-26e38893a4f542d797ebffa8467a3bd8cd470706.tar.gz PROJ-26e38893a4f542d797ebffa8467a3bd8cd470706.zip | |
eqc doc mathematical section update for parameters
Diffstat (limited to 'docs')
| -rw-r--r-- | docs/source/projections/eqc.rst | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/docs/source/projections/eqc.rst b/docs/source/projections/eqc.rst index 0fc316e7..e5b07424 100644 --- a/docs/source/projections/eqc.rst +++ b/docs/source/projections/eqc.rst @@ -61,7 +61,7 @@ Example using EPSG 32662 (WGS84 Plate Carrée):: $ echo 2 47 | proj +proj=eqc +lat_ts=0 +lat_0=0 +lon_0=0 +x_0=0 +y_0=0 +ellps=WGS84 +datum=WGS84 +units=m +no_defs 222638.98 5232016.07 -Example using Plate Carrée projection with shorelines : 30° graticule and central meridian 90°W.:: +Example using Plate Carrée projection with shorelines : 30° graticule and central meridian 90°W:: $ echo -88 30 | proj +proj=eqc +lat_ts=30 +lat_0=90w -8483684.61 13358338.90 @@ -71,8 +71,10 @@ Mathematical definition ####################### The formulas describing the Equidistant Cylindrical projection are all taken from proj4 sources. -:math:`lat_ts` is the latitude of true scale, that mean the standard parallels where the scale of the projection is true. -:math:`lat_0` is the latitude of origin that match the center of the map. + +:math:`phi_{ts}` is the latitude of true scale, that mean the standard parallels where the scale of the projection is true. It can be set with "lat_ts". + +:math:`phi_0` is the latitude of origin that match the center of the map. It can be set with "lat_0". Forward projection |