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Merge pull request #5 from adedolapoadegboye/maps-and-stats
Maps and stats
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,73 @@ | ||
| import React, { useEffect, useRef } from "react"; | ||
| import Chart from "chart.js/auto"; | ||
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| const LineChart = (data) => { | ||
| const chartRef = useRef(null); | ||
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| console.log("3D errors: ", data); | ||
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| useEffect(() => { | ||
| const ctx = chartRef.current.getContext("2d"); | ||
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| // Destroy the previous chart instance before creating a new one | ||
| if (chartRef.current.chart) { | ||
| chartRef.current.chart.destroy(); | ||
| } | ||
|
|
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| // Create the new chart instance | ||
| chartRef.current.chart = new Chart(ctx, { | ||
| type: "line", | ||
| data: { | ||
| labels: data.altPlotData.map((_, i) => i), | ||
| datasets: [ | ||
| { | ||
| label: "3D Fix Error (m)", | ||
| data: data.altPlotData.map((value, index) => ({ | ||
| x: index, | ||
| y: value, | ||
| })), | ||
| borderColor: "rgba(175, 92, 92, 1)", | ||
| backgroundColor: "rgba(255, 255, 255, 1)", | ||
| color: "rgba(75, 92, 192, 1)", | ||
| tension: 0.5, | ||
| }, | ||
| ], | ||
| }, | ||
| options: { | ||
| scales: { | ||
| x: { | ||
| beginAtZero: true, | ||
| }, | ||
| y: { | ||
| beginAtZero: true, | ||
| }, | ||
| }, | ||
| animations: { | ||
| tension: { | ||
| duration: 1000, | ||
| easing: "linear", | ||
| from: 0.1, | ||
| to: 0, | ||
| loop: true, | ||
| }, | ||
| }, | ||
| elements: { | ||
| line: { | ||
| borderWidth: 1, | ||
| borderJoinStyle: "bevel", | ||
| }, | ||
| }, | ||
| plugins: { | ||
| title: { | ||
| display: true, | ||
| text: "Plot of 3D Fix Error with respect to Reference 3D Coordinates", | ||
| }, | ||
| }, | ||
| }, | ||
| }); | ||
| }, [data]); | ||
|
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| return <canvas ref={chartRef} />; | ||
| }; | ||
|
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| export default LineChart; |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,19 +1,40 @@ | ||
| import LatLonEllipsoidal from "geodesy/latlon-ellipsoidal"; | ||
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| /** | ||
| * Calculates the 3D Cartesian distance between two geographical points using ellipsoidal coordinates. | ||
| * @param {number} lat1 - Latitude of the first point. | ||
| * @param {number} lon1 - Longitude of the first point. | ||
| * @param {number} alt1 - Altitude of the first point. | ||
| * @param {number} lat2 - Latitude of the second point. | ||
| * @param {number} lon2 - Longitude of the second point. | ||
| * @param {number} alt2 - Altitude of the second point. | ||
| * @returns {string} - The Cartesian distance between the two points in meters, formatted to two decimal places. | ||
| */ | ||
| const calc3DDistance = (lat1, lon1, alt1, lat2, lon2, alt2) => { | ||
| const earthRadius = 6371e3; // Earth's radius in meters | ||
| const latDiff = (lat2 - lat1) * (Math.PI / 180); | ||
| const lonDiff = (lon2 - lon1) * (Math.PI / 180); | ||
| const altDiff = alt2 - alt1; | ||
| const a = | ||
| Math.sin(latDiff / 2) * Math.sin(latDiff / 2) + | ||
| Math.cos(lat1 * (Math.PI / 180)) * | ||
| Math.cos(lat2 * (Math.PI / 180)) * | ||
| Math.sin(lonDiff / 2) * | ||
| Math.sin(lonDiff / 2); | ||
| const c = 2 * Math.atan2(Math.sqrt(a), Math.sqrt(1 - a)); | ||
| const distance = Math.sqrt( | ||
| Math.pow(earthRadius * c, 2) + Math.pow(altDiff, 2) | ||
| ); // 3D distance | ||
| return distance; | ||
| try { | ||
| // Convert geographical points to Cartesian coordinates | ||
| const refPoint = new LatLonEllipsoidal(lat1, lon1, alt1).toCartesian(); | ||
| const testPoint = new LatLonEllipsoidal(lat2, lon2, alt2).toCartesian(); | ||
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| // Log the Cartesian points for debugging | ||
| // console.log(refPoint, testPoint); | ||
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| // Calculate the Cartesian distance between the two points | ||
| const distance = Math.sqrt( | ||
| (refPoint.x - testPoint.x) ** 2 + | ||
| (refPoint.y - testPoint.y) ** 2 + | ||
| (refPoint.z - testPoint.z) ** 2 | ||
| ); | ||
|
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| // console.log(distance); | ||
|
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| // Return the distance formatted to two decimal places | ||
| return distance.toFixed(2); | ||
| } catch (error) { | ||
| // Log any errors that occur during the distance calculation | ||
| console.error("Error occurred while calculating 3D distance:", error); | ||
| return ""; | ||
| } | ||
| }; | ||
|
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| export default calc3DDistance; |
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