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speed up wpt to segment matching

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This commit is contained in:
vcoppe
2025-12-24 12:43:24 +01:00
parent a6a3917986
commit 2e171dfbee
3 changed files with 77 additions and 60 deletions
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77
website/src/lib/logic/file-actions.ts
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@@ -17,7 +17,6 @@ import {
import { i18n } from '$lib/i18n.svelte';
import { freeze, type WritableDraft } from 'immer';
import {
distance,
GPXFile,
parseGPX,
Track,
@@ -30,7 +29,7 @@ import {
} from 'gpx';
import { get } from 'svelte/store';
import { settings } from '$lib/logic/settings';
import { getClosestLinePoint, getElevation } from '$lib/utils';
import { getClosestLinePoint, getClosestTrackSegments, getElevation } from '$lib/utils';
import { gpxStatistics } from '$lib/logic/statistics';
import { boundsManager } from './bounds';
@@ -453,34 +452,13 @@ export const fileActions = {
selection.applyToOrderedSelectedItemsFromFile((fileId, level, items) => {
if (level === ListLevel.FILE) {
let file = fileStateCollection.getFile(fileId);
if (file) {
let statistics = fileStateCollection.getStatistics(fileId);
if (file && statistics) {
if (file.trk.length > 1) {
let fileIds = getFileIds(file.trk.length);
let closest = file.wpt.map((wpt, wptIndex) => {
return {
wptIndex: wptIndex,
index: [0],
distance: Number.MAX_VALUE,
};
});
file.trk.forEach((track, index) => {
track.getSegments().forEach((segment) => {
segment.trkpt.forEach((point) => {
file.wpt.forEach((wpt, wptIndex) => {
let dist = distance(
point.getCoordinates(),
wpt.getCoordinates()
);
if (dist < closest[wptIndex].distance) {
closest[wptIndex].distance = dist;
closest[wptIndex].index = [index];
} else if (dist === closest[wptIndex].distance) {
closest[wptIndex].index.push(index);
}
});
});
});
});
let closest = file.wpt.map((wpt) =>
getClosestTrackSegments(file, statistics, wpt.getCoordinates())
);
file.trk.forEach((track, index) => {
let newFile = file.clone();
let tracks = track.trkseg.map((segment, segmentIndex) => {
@@ -496,8 +474,12 @@ export const fileActions = {
0,
file.wpt.length - 1,
closest
.filter((c) => c.index.includes(index))
.map((c) => file.wpt[c.wptIndex])
.filter((c) =>
c.some(
([trackIndex, segmentIndex]) => trackIndex === index
)
)
.map((c, wptIndex) => file.wpt[wptIndex])
);
newFile._data.id = fileIds[index];
newFile.metadata.name =
@@ -506,29 +488,9 @@ export const fileActions = {
});
} else if (file.trk.length === 1) {
let fileIds = getFileIds(file.trk[0].trkseg.length);
let closest = file.wpt.map((wpt, wptIndex) => {
return {
wptIndex: wptIndex,
index: [0],
distance: Number.MAX_VALUE,
};
});
file.trk[0].trkseg.forEach((segment, index) => {
segment.trkpt.forEach((point) => {
file.wpt.forEach((wpt, wptIndex) => {
let dist = distance(
point.getCoordinates(),
wpt.getCoordinates()
);
if (dist < closest[wptIndex].distance) {
closest[wptIndex].distance = dist;
closest[wptIndex].index = [index];
} else if (dist === closest[wptIndex].distance) {
closest[wptIndex].index.push(index);
}
});
});
});
let closest = file.wpt.map((wpt) =>
getClosestTrackSegments(file, statistics, wpt.getCoordinates())
);
file.trk[0].trkseg.forEach((segment, index) => {
let newFile = file.clone();
newFile.replaceTrackSegments(0, 0, file.trk[0].trkseg.length - 1, [
@@ -538,8 +500,13 @@ export const fileActions = {
0,
file.wpt.length - 1,
closest
.filter((c) => c.index.includes(index))
.map((c) => file.wpt[c.wptIndex])
.filter((c) =>
c.some(
([trackIndex, segmentIndex]) =>
segmentIndex === index
)
)
.map((c, wptIndex) => file.wpt[wptIndex])
);
newFile._data.id = fileIds[index];
newFile.metadata.name = `${file.trk[0].name ?? file.metadata.name} (${index + 1})`;