Add PD83 datum from Germany (#224)

JuliaEarth · Dec 6, 2024 · bc0c2f6 · bc0c2f6
1 parent a08eb70
commit bc0c2f6
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diff --git a/src/CoordRefSystems.jl b/src/CoordRefSystems.jl
@@ -72,6 +72,7 @@ export
   NTF,
   NZGD1949,
   OSGB36,
+  PD83,
   Potsdam,
   RD83,
   RGF93v1,

diff --git a/src/datums.jl b/src/datums.jl
@@ -408,6 +408,17 @@ abstract type OSGB36 <: Datum end
 
 ellipsoid(::Type{OSGB36}) = Airy🌎
 
+"""
+    PD83
+
+Potsdam Datum/83.
+
+See <https://epsg.org/datum_6746/Potsdam-Datum-83.html>
+"""
+abstract type PD83 <: Datum end
+
+ellipsoid(::Type{PD83}) = Bessel🌎
+
 """
     Potsdam
 

diff --git a/src/get.jl b/src/get.jl
@@ -79,6 +79,7 @@ end
 @crscode EPSG{4668} LatLon{ED79}
 @crscode EPSG{4674} LatLon{SIRGAS2000}
 @crscode EPSG{4745} LatLon{RD83}
+@crscode EPSG{4746} LatLon{PD83}
 @crscode EPSG{4988} Cartesian3D{shift(ITRF{2000}, 2000.4)}
 @crscode EPSG{4989} LatLonAlt{shift(ITRF{2000}, 2000.4)}
 @crscode EPSG{5070} shift(Albers{23.0°,29.5°,45.5°,NAD83}, lonₒ=-96.0°)

diff --git a/src/strings.jl b/src/strings.jl
@@ -32,6 +32,7 @@ const esriid2code = Dict(
   "GCS_North_American_1983" => EPSG{4269},
   "GCS_NTF" => EPSG{4275},
   "GCS_OSGB_1936" => EPSG{4277},
+  "GCS_PD/83" => EPSG{4746},
   "GCS_RD/83" => EPSG{4745},
   "GCS_RGF_1993" => EPSG{4171},
   "GCS_SAD_1969_96" => EPSG{5527},

diff --git a/test/datums.jl b/test/datums.jl
@@ -91,6 +91,8 @@
 
   @test ellipsoid(OSGB36) === CoordRefSystems.Airy🌎
 
+  @test ellipsoid(PD83) === CoordRefSystems.Bessel🌎
+
   @test ellipsoid(Potsdam) === CoordRefSystems.Bessel🌎
 
   @test ellipsoid(RD83) === CoordRefSystems.Bessel🌎

diff --git a/test/get.jl b/test/get.jl
@@ -25,6 +25,7 @@
   gettest(EPSG{4668}, LatLon{ED79})
   gettest(EPSG{4674}, LatLon{SIRGAS2000})
   gettest(EPSG{4745}, LatLon{RD83})
+  gettest(EPSG{4746}, LatLon{PD83})
   gettest(EPSG{4988}, Cartesian{CoordRefSystems.shift(ITRF{2000}, 2000.4),3})
   gettest(EPSG{4989}, LatLonAlt{CoordRefSystems.shift(ITRF{2000}, 2000.4)})
   gettest(EPSG{5070}, CoordRefSystems.shift(Albers{23.0°,29.5°,45.5°,NAD83}, lonₒ=-96.0°))

diff --git a/test/strings.jl b/test/strings.jl
@@ -20,6 +20,7 @@
   crsstringtest(EPSG{4674})
   crsstringtest(EPSG{4666})
   crsstringtest(EPSG{4745})
+  crsstringtest(EPSG{4746})
   crsstringtest(EPSG{4686})
   crsstringtest(EPSG{5324})
   crsstringtest(EPSG{5527})
-Original file line number
+Diff line change
@@ Expand Up / @@ -72,6 +72,7 @@ export @@
       NTF,
       NZGD1949,
       OSGB36,
+      PD83,
       Potsdam,
       RD83,
       RGF93v1,
@@ Expand Down @@