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preserve imagery offset during tile layer transition, fixes #10748

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This commit is contained in:
Martin Raifer
2025-02-09 19:40:06 +01:00
parent 057af4d352
commit ac3fe661d0
2 changed files with 12 additions and 10 deletions
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CHANGELOG.md
+3 -1
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@@ -44,7 +44,8 @@ _Breaking developer changes, which may affect downstream projects or sites that
* Add warning if aeroways cross each other, buildings or highways ([#9315], thanks [@k-yle])
#### :bug: Bugfixes
* Prevent degenerate ways caused by deleting a corner of a triangle ([#10003], thanks [@k-yle])
* Fix briefly disappearing data layer during background layer tile switching transition ([#10748])
* Fix briefly disappearing data layer during background layer tile layer switching transition ([#10748])
* Preserve imagery offset during tile layer switching transition ([#10748])
#### :earth_asia: Localization
#### :hourglass: Performance
#### :mortar_board: Walkthrough / Help
@@ -52,6 +53,7 @@ _Breaking developer changes, which may affect downstream projects or sites that
#### :hammer: Development
[#10003]: https://github.com/openstreetmap/iD/pull/10003
[#10748]: https://github.com/openstreetmap/iD/issues/10748
# 2.31.1
modules/renderer/tile_layer.js
+9 -9
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@@ -79,6 +79,7 @@ export function rendererTileLayer(context) {
function addSource(d) {
d.url = _source.url(d);
d.tileSize = _tileSize;
d.source = _source;
return d;
}
@@ -97,18 +98,17 @@ export function rendererTileLayer(context) {
pixelOffset = [0, 0];
}
var translate = [
_projection.translate()[0] + pixelOffset[0],
_projection.translate()[1] + pixelOffset[1]
];
tiler
.scale(_projection.scale() * 2 * Math.PI)
.translate(translate);
.translate([
_projection.translate()[0] + pixelOffset[0],
_projection.translate()[1] + pixelOffset[1]
]);
_tileOrigin = [
_projection.scale() * Math.PI - translate[0],
_projection.scale() * Math.PI - translate[1]
_projection.scale() * Math.PI - _projection.translate()[0],
_projection.scale() * Math.PI - _projection.translate()[1]
];
render(selection);
@@ -163,9 +163,9 @@ export function rendererTileLayer(context) {
var ts = d.tileSize * Math.pow(2, _zoom - d[2]);
var scale = tileSizeAtZoom(d, _zoom);
return 'translate(' +
((d[0] * ts) * _tileSize / d.tileSize - _tileOrigin[0]
((d[0] * ts + d.source.offset()[0] * Math.pow(2, _zoom)) * _tileSize / d.tileSize - _tileOrigin[0]
) + 'px,' +
((d[1] * ts) * _tileSize / d.tileSize - _tileOrigin[1]
((d[1] * ts + d.source.offset()[1] * Math.pow(2, _zoom)) * _tileSize / d.tileSize - _tileOrigin[1]
) + 'px) ' +
'scale(' + scale * _tileSize / d.tileSize + ',' + scale * _tileSize / d.tileSize + ')';
}