Fabio/tileserver-gl
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try to make a separate static renderer pool

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This commit is contained in:
acalcutt 2022-09-20 23:12:01 -04:00
parent 49fae1e739
commit 80d3699383
1 changed files with 22 additions and 21 deletions
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43
src/serve_rendered.js
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@ -229,9 +229,7 @@ module.exports = {
const app = express().disable('x-powered-by');
const respondImage = (item, z, lon, lat, bearing, pitch,
width, height, scale, format, res, next,
opt_overlay) => {
const respondImage = (item, z, lon, lat, bearing, pitch, width, height, scale, format, res, next, opt_overlay, opt_mode="tile") => {
if (Math.abs(lon) > 180 || Math.abs(lat) > 85.06 ||
lon !== lon || lat !== lat) {
return res.status(400).send('Invalid center');
@ -248,7 +246,12 @@ module.exports = {
return res.status(400).send('Invalid format');
}
const pool = item.map.renderers[scale];
let pool;
if (opt_mode == 'tile') {
pool = item.map.renderers[scale];
} else {
pool = item.map.renderers_static[scale];
}
pool.acquire((err, renderer) => {
const mbglZ = Math.max(0, z - 1);
const params = {
@ -383,8 +386,7 @@ module.exports = {
((x + 0.5) / (1 << z)) * (256 << z),
((y + 0.5) / (1 << z)) * (256 << z)
], z);
return respondImage(item, z, tileCenter[0], tileCenter[1], 0, 0,
tileSize, tileSize, scale, format, res, next);
return respondImage(item, z, tileCenter[0], tileCenter[1], 0, 0, tileSize, tileSize, scale, format, res, next);
});
if (options.serveStaticMaps !== false) {
@ -426,11 +428,9 @@ module.exports = {
}
const path = extractPathFromQuery(req.query, transformer);
const overlay = renderOverlay(z, x, y, bearing, pitch, w, h, scale,
path, req.query);
const overlay = renderOverlay(z, x, y, bearing, pitch, w, h, scale, path, req.query);
return respondImage(item, z, x, y, bearing, pitch, w, h, scale, format,
res, next, overlay);
return respondImage(item, z, x, y, bearing, pitch, w, h, scale, format, res, next, overlay, "static");
});
const serveBounds = (req, res, next) => {
@ -468,10 +468,8 @@ module.exports = {
pitch = 0;
const path = extractPathFromQuery(req.query, transformer);
const overlay = renderOverlay(z, x, y, bearing, pitch, w, h, scale,
path, req.query);
return respondImage(item, z, x, y, bearing, pitch, w, h, scale, format,
res, next, overlay);
const overlay = renderOverlay(z, x, y, bearing, pitch, w, h, scale, path, req.query);
return respondImage(item, z, x, y, bearing, pitch, w, h, scale, format, res, next, overlay);
};
const boundsPattern =
@ -542,11 +540,9 @@ module.exports = {
x = center[0],
y = center[1];
const overlay = renderOverlay(z, x, y, bearing, pitch, w, h, scale,
path, req.query);
const overlay = renderOverlay(z, x, y, bearing, pitch, w, h, scale, path, req.query);
return respondImage(item, z, x, y, bearing, pitch, w, h, scale, format,
res, next, overlay);
return respondImage(item, z, x, y, bearing, pitch, w, h, scale, format, res, next, overlay);
});
}
@ -566,14 +562,15 @@ module.exports = {
add: (options, repo, params, id, publicUrl, dataResolver) => {
const map = {
renderers: [],
renderers_static: [],
sources: {}
};
let styleJSON;
const createPool = (ratio, min, max) => {
const createPool = (ratio, mode, min, max) => {
const createRenderer = (ratio, createCallback) => {
const renderer = new mbgl.Map({
mode: "tile",
mode: mode,
ratio: ratio,
request: (req, callback) => {
const protocol = req.url.split(':')[0];
@ -814,7 +811,8 @@ module.exports = {
const j = Math.min(maxPoolSizes.length - 1, s - 1);
const minPoolSize = minPoolSizes[i];
const maxPoolSize = Math.max(minPoolSize, maxPoolSizes[j]);
map.renderers[s] = createPool(s, minPoolSize, maxPoolSize);
map.renderers[s] = createPool(s, "tile", minPoolSize, maxPoolSize);
map.renderers_static[s] = createPool(s, "static", minPoolSize, maxPoolSize);
}
});
@ -826,6 +824,9 @@ module.exports = {
item.map.renderers.forEach(pool => {
pool.close();
});
item.map.renderers_static.forEach(pool => {
pool.close();
});
}
delete repo[id];
},