Bert Temme bertt
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| { | |
| "asset":{ | |
| "version":"1.0" | |
| }, | |
| "geometricError":1e+100, | |
| "root":{ | |
| "boundingVolume":{ | |
| "box":[ | |
| 0, | |
| 0, |
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| { | |
| "extensions":{ | |
| "EXT_structural_metadata":{ | |
| "schema":{ | |
| "classes":{ | |
| "terrain":{ | |
| "description":"class description", | |
| "name":"terrain", | |
| "properties":{ | |
| "objectid":{ |
bertt
/ gist:eb27c404149e3a5ecb9fe6499d52f99a
Created
August 20, 2022 19:25
ecef2latlon using pyproj
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| import pyproj | |
| lon = 1231256.4091099831 | |
| lat = -4800453.896456448 | |
| alt = 4000024.663498499 | |
| transformer = pyproj.Transformer.from_crs("EPSG:4978", "EPSG:4326") | |
| print(transformer) | |
| xyz = transformer.transform(lon, lat, alt) | |
| print('Projected XY', xyz) | |
| lonlat = transformer.transform(xyz[0], xyz[1], xyz[2], direction='INVERSE') |
bertt
/ subtree_json_sample_3_5_0
Created
July 5, 2022 13:17
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| { | |
| "buffers":[ | |
| { | |
| "byteLength":16 | |
| } | |
| ], | |
| "bufferViews":[ | |
| { | |
| "buffer":0, | |
| "byteOffset":0, |
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| { | |
| "buffers":[ | |
| { | |
| "byteLength":16 | |
| } | |
| ], | |
| "bufferViews":[ | |
| { | |
| "buffer":0, | |
| "byteOffset":0, |
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| { | |
| "tilejson": "2.1.0", | |
| "name": "i09bz13857", | |
| "description": "", | |
| "version": "1.1.0", | |
| "format": "quantized-mesh-1.0", | |
| "attribution": "", | |
| "schema": "tms", | |
| "tiles": [ "{z}/{x}/{y}.terrain?v={version}" ], | |
| "projection": "EPSG:4326", |
bertt
/ GDAL_3.5.0
Created
May 4, 2022 13:26
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| GDAL 3.5.0, dev-4b77cd8111ce6c6b79cb0c75101394367b9e135e, released 2022/05/03 | |
| $ ogrinfo --formats | |
| Supported Formats: | |
| FITS -raster,vector- (rw+): Flexible Image Transport System | |
| PCIDSK -raster,vector- (rw+v): PCIDSK Database File | |
| netCDF -raster,multidimensional raster,vector- (rw+vs): Network Common Data Format | |
| PDS4 -raster,vector- (rw+vs): NASA Planetary Data System 4 | |
| VICAR -raster,vector- (rw+v): MIPL VICAR file | |
| JP2OpenJPEG -raster,vector- (rwv): JPEG-2000 driver based on OpenJPEG library |
bertt
/ arkit_rotate_point
Created
July 23, 2021 10:22
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| // test | |
| var result = PointRotator.RotatePoint(new Vector2(5.0f, 0), new Vector2(0, 0), Math.PI / 2 ); | |
| Assert.IsTrue(Math.Round(result.X, 0) == 0f); | |
| Assert.IsTrue(Math.Round(result.Y,0) == -5); | |
| // RotatePoint method | |
| public static class PointRotator |
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| frame.Camera.EulerAngles.Y * 180 / Math.PI | |
| 0 degrees: blue towards device, red to the right, green up | |
| positive [0 - 180] turning to left | |
| negative [0 - -180] turning to right |
bertt
/ convert_4326_3857
Last active
July 21, 2023 11:10
Convert from Longitude/Latitude (4326) to 3857 (Spherical Mercator)
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| public static double[] ToSphericalMercatorFromWgs84(double Longitude, double Latitude) | |
| { | |
| var x = Longitude * 20037508.34 / 180; | |
| var y = Math.Log(Math.Tan((90 + Latitude) * Math.PI / 360)) / (Math.PI / 180); | |
| y = y * 20037508.34 / 180; | |
| return new double[] { x, y }; | |
| } | |
| public static double[] ToWgs84FromSphericalMercator(double x, double y) | |
| { |