Fabio/tileserver-gl
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fix: lint

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Signed-off-by: Andrew Calcutt <acalcutt@techidiots.net>
This commit is contained in:
Andrew Calcutt 2024-01-29 01:24:52 -05:00
parent 052a2753ae
commit cc664af068
1 changed files with 27 additions and 13 deletions
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40
src/serve_rendered.js
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@ -49,7 +49,7 @@ const PATH_PATTERN =
const httpTester = /^(http(s)?:)?\/\//;
const mercator = new SphericalMercator();
const mercator_512 = new SphericalMercator({size: 512});
const mercator_512 = new SphericalMercator({ size: 512 });
const getScale = (scale) => (scale || '@1x').slice(1, 2) | 0;
mlgl.on('message', (e) => {
@ -414,14 +414,13 @@ const respondImage = (
pool = item.map.renderersStatic[scale];
}
pool.acquire((err, renderer) => {
// For 512px tiles, use the actual maplibre-native zoom. For 256px tiles, use zoom - 1
let mlglZ
if (width === 512) {
mlglZ = Math.max(0, z);
} else {
mlglZ = Math.max(0, z - 1);
}
let mlglZ;
if (width === 512) {
mlglZ = Math.max(0, z);
} else {
mlglZ = Math.max(0, z - 1);
}
const params = {
zoom: mlglZ,
@ -437,7 +436,7 @@ const respondImage = (
params.width *= 2;
params.height *= 2;
}
// END HACK(Part 1)
// END HACK(Part 1)
if (z > 0 && tileMargin > 0) {
params.width += tileMargin * 2;
@ -462,7 +461,10 @@ const respondImage = (
if (z > 0 && tileMargin > 0) {
const y = mercator.px(params.center, z)[1];
const yoffset = Math.max(Math.min(0, y - 128 - tileMargin), y + 128 + tileMargin - Math.pow(2, z + 8));
const yoffset = Math.max(
Math.min(0, y - 128 - tileMargin),
y + 128 + tileMargin - Math.pow(2, z + 8),
);
image.extract({
left: tileMargin * scale,
top: (tileMargin + yoffset) * scale,
@ -472,7 +474,7 @@ const respondImage = (
}
// END HACK(Part 2) 256px tiles are a zoom level lower than maplibre-native default tiles. this hack allows tileserver-gl to support zoom 0 256px tiles, which would actually be zoom -1 in maplibre-native. Since zoom -1 isn't supported, a double sized zoom 0 tile is requested and resized here.
if ((z === 0 && width === 256)) {
if (z === 0 && width === 256) {
image.resize(width * scale, height * scale);
}
// END HACK(Part 2)
@ -576,9 +578,21 @@ export const serve_rendered = {
let tileCenter;
if (tileSize === 512) {
tileCenter = mercator_512.ll([((x + 0.5) / (1 << z)) * (tileSize << z),((y + 0.5) / (1 << z)) * (tileSize << z)],z);
tileCenter = mercator_512.ll(
[
((x + 0.5) / (1 << z)) * (tileSize << z),
((y + 0.5) / (1 << z)) * (tileSize << z),
],
z,
);
} else {
tileCenter = mercator.ll([((x + 0.5) / (1 << z)) * (tileSize << z),((y + 0.5) / (1 << z)) * (tileSize << z)],z);
tileCenter = mercator.ll(
[
((x + 0.5) / (1 << z)) * (tileSize << z),
((y + 0.5) / (1 << z)) * (tileSize << z),
],
z,
);
}
// prettier-ignore