- Add mention of the airocean builder script in airocean projection s…

…ource file.
OSGeo · Jan 5, 2025 · 5842f83 · 5842f83
1 parent 4b0e7e3
commit 5842f83
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/src/projections/airocean.cpp b/src/projections/airocean.cpp
@@ -33,6 +33,10 @@ namespace { // anonymous namespace
 
     To accomodate for land parts that would be interrupted by using a mere icosahedron,
     some faces are split in two (Australia) and 3 (Japan) subfaces.
+
+    The parameters below were computed using the script located at:
+    scripts/build_airocean_parameters.ipynb 
+    (relative to the root of the project)
 */
 // Define the 23 faces and subfaces
 constexpr pj_face base_ico_faces[23] = {{{0.42015243, 0.07814525, 0.90408255}, {0.51883673, 0.83542038, 0.18133184}, {0.99500944, -0.0913478, 0.04014718}}, {{0.42015243, 0.07814525, 0.90408255}, {-0.41468223, 0.65596241, 0.63067581}, {0.51883673, 0.83542038, 0.18133184}}, {{0.42015243, 0.07814525, 0.90408255}, {-0.51545596, -0.3817169, 0.76720099}, {-0.41468223, 0.65596241, 0.63067581}}, {{0.42015243, 0.07814525, 0.90408255}, {0.3557814, -0.84358, 0.40223423}, {-0.51545596, -0.3817169, 0.76720099}}, {{0.42015243, 0.07814525, 0.90408255}, {0.99500944, -0.0913478, 0.04014718}, {0.3557814, -0.84358, 0.40223423}}, {{0.99500944, -0.0913478, 0.04014718}, {0.51883673, 0.83542038, 0.18133184}, {0.51545596, 0.3817169, -0.76720099}}, {{0.51545596, 0.3817169, -0.76720099}, {0.51883673, 0.83542038, 0.18133184}, {-0.3557814, 0.84358, -0.40223423}}, {{-0.3557814, 0.84358, -0.40223423}, {0.51883673, 0.83542038, 0.18133184}, {-0.41468223, 0.65596241, 0.63067581}}, {{-0.51545596, -0.3817169, 0.76720099}, {-0.99500944, 0.0913478, -0.04014718}, {-0.41468223, 0.65596241, 0.63067581}}, {{-0.51545596, -0.3817169, 0.76720099}, {-0.51883673, -0.83542038, -0.18133184}, {-0.99500944, 0.0913478, -0.04014718}}, {{-0.51545596, -0.3817169, 0.76720099}, {0.3557814, -0.84358, 0.40223423}, {-0.51883673, -0.83542038, -0.18133184}}, {{-0.51883673, -0.83542038, -0.18133184}, {0.3557814, -0.84358, 0.40223423}, {0.41468223, -0.65596241, -0.63067581}}, {{0.41468223, -0.65596241, -0.63067581}, {0.3557814, -0.84358, 0.40223423}, {0.99500944, -0.0913478, 0.04014718}}, {{0.51545596, 0.3817169, -0.76720099}, {0.41468223, -0.65596241, -0.63067581}, {0.99500944, -0.0913478, 0.04014718}}, {{-0.42015243, -0.07814525, -0.90408255}, {-0.3557814, 0.84358, -0.40223423}, {-0.99500944, 0.0913478, -0.04014718}}, {{-0.42015243, -0.07814525, -0.90408255}, {-0.99500944, 0.0913478, -0.04014718}, {-0.51883673, -0.83542038, -0.18133184}}, {{-0.42015243, -0.07814525, -0.90408255}, {-0.51883673, -0.83542038, -0.18133184}, {0.41468223, -0.65596241, -0.63067581}}, {{-0.42015243, -0.07814525, -0.90408255}, {0.41468223, -0.65596241, -0.63067581}, {0.51545596, 0.3817169, -0.76720099}}, {{-0.3557814, 0.84358, -0.40223423}, {-0.38796691, 0.38271738, -0.65315839}, {0.51545596, 0.3817169, -0.76720099}}, {{-0.42015243, -0.07814525, -0.90408255}, {0.51545596, 0.3817169, -0.76720099}, {-0.38796691, 0.38271738, -0.65315839}}, {{-0.99500944, 0.0913478, -0.04014718}, {-0.3557814, 0.84358, -0.40223423}, {-0.58849102, 0.53029673, 0.0627648}}, {{-0.3557814, 0.84358, -0.40223423}, {-0.41468223, 0.65596241, 0.63067581}, {-0.58849102, 0.53029673, 0.0627648}}, {{-0.99500944, 0.0913478, -0.04014718}, {-0.58849102, 0.53029673, 0.0627648}, {-0.41468223, 0.65596241, 0.63067581}}};