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working worker

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This commit is contained in:
Oliver Gorwits
2017-12-14 19:15:21 +00:00
parent ebadebe69a
commit 61a3a9e06d
4 changed files with 49 additions and 30 deletions
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22
share/public/javascripts/worker.js
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@@ -1,12 +1,24 @@
importScripts( 'http://localhost:5000/javascripts/d3-3.5.6.js' );
importScripts("https://d3js.org/d3-collection.v1.min.js");
importScripts("https://d3js.org/d3-dispatch.v1.min.js");
importScripts("https://d3js.org/d3-quadtree.v1.min.js");
importScripts("https://d3js.org/d3-timer.v1.min.js");
importScripts("https://d3js.org/d3-force.v1.min.js");
onmessage = function(event) {
var force = event.data.force;
var nodes = event.data.nodes,
links = event.data.links;
for (var i = 0, n = Math.ceil(Math.log(0.001) / Math.log(1 - (1 - Math.pow(0.001, 1 / 300)))); i < n; ++i) {
var simulation = d3.forceSimulation(nodes)
.force("charge", d3.forceManyBody())
.force("link", d3.forceLink(links).distance(20).strength(1))
.force("x", d3.forceX())
.force("y", d3.forceY())
.stop();
for (var i = 0, n = Math.ceil(Math.log(simulation.alphaMin()) / Math.log(1 - simulation.alphaDecay())); i < n; ++i) {
postMessage({type: "tick", progress: i / n});
force.tick();
simulation.tick();
}
postMessage({type: "end", force: force});
postMessage({type: "end", nodes: nodes, links: links});
};