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improve grouping statistics performance

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This commit is contained in:
vcoppe
2026-01-11 19:48:48 +01:00
parent 9019317e5c
commit f24956c58d
16 changed files with 668 additions and 591 deletions
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8
website/src/lib/components/toolbar/tools/reduce/utils.svelte.ts
View File

@@ -28,17 +28,15 @@ export class ReducedGPXLayer {
update() {
const file = this._fileState.file;
const stats = this._fileState.statistics;
if (!file || !stats) {
if (!file) {
return;
}
file.forEachSegment((segment, trackIndex, segmentIndex) => {
let segmentItem = new ListTrackSegmentItem(file._data.id, trackIndex, segmentIndex);
let statistics = stats.getStatisticsFor(segmentItem);
this._updateSimplified(segmentItem.getFullId(), [
segmentItem,
statistics.local.points.length,
ramerDouglasPeucker(statistics.local.points, minTolerance),
segment.trkpt.length,
ramerDouglasPeucker(segment.trkpt, minTolerance),
]);
});
}

19
website/src/lib/components/toolbar/tools/routing/routing-controls.ts
View File

@@ -793,24 +793,25 @@ export class RoutingControls {
replacingDistance +=
distance(response[i - 1].getCoordinates(), response[i].getCoordinates()) / 1000;
}
let startAnchorStats = stats.getTrackPoint(anchors[0].point._data.index)!;
let endAnchorStats = stats.getTrackPoint(
anchors[anchors.length - 1].point._data.index
)!;
let replacedDistance =
stats.local.distance.moving[anchors[anchors.length - 1].point._data.index] -
stats.local.distance.moving[anchors[0].point._data.index];
endAnchorStats.distance.moving - startAnchorStats.distance.moving;
let newDistance = stats.global.distance.moving + replacingDistance - replacedDistance;
let newTime = (newDistance / stats.global.speed.moving) * 3600;
let remainingTime =
stats.global.time.moving -
(stats.local.time.moving[anchors[anchors.length - 1].point._data.index] -
stats.local.time.moving[anchors[0].point._data.index]);
(endAnchorStats.time.moving - startAnchorStats.time.moving);
let replacingTime = newTime - remainingTime;
if (replacingTime <= 0) {
// Fallback to simple time difference
replacingTime =
stats.local.time.total[anchors[anchors.length - 1].point._data.index] -
stats.local.time.total[anchors[0].point._data.index];
replacingTime = endAnchorStats.time.total - startAnchorStats.time.total;
}
speed = (replacingDistance / replacingTime) * 3600;
@@ -820,9 +821,7 @@ export class RoutingControls {
let endIndex = anchors[anchors.length - 1].point._data.index;
startTime = new Date(
(segment.trkpt[endIndex].time?.getTime() ?? 0) -
(replacingTime +
stats.local.time.total[endIndex] -
stats.local.time.moving[endIndex]) *
(replacingTime + endAnchorStats.time.total - endAnchorStats.time.moving) *
1000
);
}

8
website/src/lib/components/toolbar/tools/scissors/Scissors.svelte
View File

@@ -26,12 +26,10 @@
let validSelection = $derived(
$selection.hasAnyChildren(new ListRootItem(), true, ['waypoints']) &&
$gpxStatistics.local.points.length > 0
$gpxStatistics.global.length > 0
);
let maxSliderValue = $derived(
validSelection && $gpxStatistics.local.points.length > 0
? $gpxStatistics.local.points.length - 1
: 1
validSelection && $gpxStatistics.global.length > 0 ? $gpxStatistics.global.length - 1 : 1
);
let sliderValues = $derived([0, maxSliderValue]);
let canCrop = $derived(sliderValues[0] != 0 || sliderValues[1] != maxSliderValue);
@@ -45,7 +43,7 @@
function updateSlicedGPXStatistics() {
if (validSelection && canCrop) {
$slicedGPXStatistics = [
get(gpxStatistics).slice(sliderValues[0], sliderValues[1]),
get(gpxStatistics).sliced(sliderValues[0], sliderValues[1]),
sliderValues[0],
sliderValues[1],
];