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Merge pull request #10 from SDFIdk/elevation_station
Add elevation tests
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,148 @@ | ||
| // You should add your own config.js with proper tokens, passwords, etc. | ||
| // Check config.js.example for info on how to set it up | ||
| import auth from '../config.js' | ||
| import assert from 'assert' | ||
| import { getSTAC, getTerrainGeoTIFF,getZ, getWorldXYZ, getImageXY } from '../index.js' | ||
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| // Vars | ||
| const resolution = 0.005 // Higher number means more points and better precision | ||
| const max_deviation = 0.5 | ||
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| /* | ||
| // North | ||
| let item_1 = { | ||
| id: '2021_83_29_2_0019_00003995', | ||
| xy: [1000,1000] | ||
| } | ||
| // East | ||
| let item_2 = { | ||
| id: '2021_83_29_4_0016_00002877' | ||
| } | ||
| // West | ||
| let item_3 = { | ||
| id: '2021_83_29_5_0022_00003276' | ||
| } | ||
| // South | ||
| let item_4 = { | ||
| id: '2021_83_29_3_0019_00003975' | ||
| } | ||
| // Nadir | ||
| let item_5 = { | ||
| id: '2021_83_29_1_0019_00003985' | ||
| } | ||
| */ | ||
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| /* | ||
| // North | ||
| let item_1 = { | ||
| id: '2021_83_33_2_0003_00002821', | ||
| xy: [8000,5000] | ||
| } | ||
| // East | ||
| let item_2 = { | ||
| id: '2021_83_33_4_0002_00000845' | ||
| } | ||
| // West | ||
| let item_3 = { | ||
| id: '2021_83_33_5_0005_00003192' | ||
| } | ||
| // South | ||
| let item_4 = { | ||
| id: '2021_83_33_3_0004_00002970' | ||
| } | ||
| // Nadir | ||
| let item_5 = { | ||
| id: '2021_83_33_1_0004_00002965' | ||
| } | ||
| */ | ||
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||
| // North | ||
| let item_1 = { | ||
| id: '2021_83_29_2_0019_00003995', | ||
| xy: [1000,1000] | ||
| } | ||
| // East | ||
| let item_2 = { | ||
| id: '2021_83_29_4_0016_00002877' | ||
| } | ||
| // West | ||
| let item_3 = { | ||
| id: '2021_83_29_5_0022_00003276' | ||
| } | ||
| // South | ||
| let item_4 = { | ||
| id: '2021_83_29_3_0019_00003975' | ||
| } | ||
| // Nadir | ||
| let item_5 = { | ||
| id: '2021_83_29_1_0019_00003985' | ||
| } | ||
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| // Helper functions | ||
| function is_equalIsh(num1, num2, deviation = max_deviation) { | ||
| if (Math.abs(num1 - num2) > deviation) { | ||
| return false | ||
| } else { | ||
| return true | ||
| } | ||
| } | ||
| function generateSTACurl(stac_item_id) { | ||
| return `/search?limit=1&crs=http://www.opengis.net/def/crs/EPSG/0/25832&ids=${ stac_item_id }` | ||
| } | ||
| async function enrichData(item) { | ||
| let new_item = Object.assign({}, item) | ||
| // add STAC item | ||
| new_item.item = await getSTAC(generateSTACurl(new_item.id), auth) | ||
| new_item.item = new_item.item.features[0] | ||
| // add terrain GeoTIFF | ||
| new_item.terrain = await getTerrainGeoTIFF(new_item.item, auth, resolution) | ||
| // Add imageXY | ||
| new_item.xy = getImageXY(new_item.item, item_1.xyz[0], item_1.xyz[1], item_1.xyz[2]) | ||
| // Add world XYZ (from imageYX) | ||
| new_item.xyz = await getWorldXYZ({ | ||
| xy: new_item.xy, | ||
| image: new_item.item, | ||
| terrain: new_item.terrain | ||
| }) | ||
| // add kote | ||
| new_item.kote = await getZ(new_item.xyz[0], new_item.xyz[1], auth) | ||
| // add resolution info | ||
| new_item.ext_x = Math.round((new_item.item.bbox[2] - new_item.item.bbox[0]) * 100) / 100 | ||
| new_item.ext_y = Math.round((new_item.item.bbox[3] - new_item.item.bbox[1]) * 100) / 100 | ||
| new_item.z_pr_m_x = Math.round((new_item.item.properties['proj:shape'][0] / new_item.ext_x) * 100 * resolution) / 100 | ||
| new_item.z_pr_m_y = Math.round((new_item.item.properties['proj:shape'][1] / new_item.ext_y) * 100 * resolution) / 100 | ||
| const width = Math.round( new_item.item.properties['proj:shape'][0] * resolution ) | ||
| const height = Math.round( new_item.item.properties['proj:shape'][1] * resolution ) | ||
| new_item.z_points = width * height | ||
| return new_item | ||
| } | ||
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| // Fetch image data and terrain | ||
| item_1.item = await getSTAC(generateSTACurl(item_1.id), auth) | ||
| item_1.item = item_1.item.features[0] | ||
| item_1.terrain = await getTerrainGeoTIFF(item_1.item, auth, resolution) | ||
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| // Given image XY for one image, get world XYZ | ||
| item_1.xyz = await getWorldXYZ({ | ||
| xy: item_1.xy, | ||
| image: item_1.item, | ||
| terrain: item_1.terrain | ||
| }) | ||
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| item_1.kote = await getZ(item_1.xyz[0], item_1.xyz[1], auth) | ||
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| // Get image and corresponding world coordinates for other images (amongst other things) | ||
| item_2 = await enrichData(item_2) | ||
| item_3 = await enrichData(item_3) | ||
| item_4 = await enrichData(item_4) | ||
| item_5 = await enrichData(item_5) | ||
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| // Compare items | ||
| console.table({ | ||
| north: item_1, | ||
| east: item_2, | ||
| west: item_3, | ||
| south: item_4, | ||
| nadir: item_5 | ||
| }) |
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