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worker.js
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worker.js
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self.addEventListener('message', function(e) {
console.log(e.data)
const file = e.data.blob;
const percentage = e.data.percentage;
const quality = e.data.quality
const isolevel = e.data.isolevel
const fillBubbles = e.data.fillBubbles
const preSmooth = e.data.preSmooth
const isoDarkMediumBright123 = e.data.isoDarkMediumBright123
const onlyLargest = e.data.onlyLargest
const postSmooth = e.data.postSmooth
const simplify_name = e.data.simplify_name;
prepare_and_simplify(file, percentage, quality, isolevel, isoDarkMediumBright123, fillBubbles, preSmooth, onlyLargest, postSmooth, simplify_name);
}, false);
var Module = {
'print': function(text) {
self.postMessage({"log":text});
}
};
self.importScripts("a.out.js");
let last_file_name = undefined;
function prepare_and_simplify(file, percentage, quality, isolevel, isoDarkMediumBright123, fillBubbles, preSmooth, onlyLargest, postSmooth,simplify_name) {
var filename = file.name;
// if simplify on the same file, don't even read the file
if (filename === last_file_name) {
console.log("skipping load and create data file");
simplify(filename, percentage, quality, isolevel, isoDarkMediumBright123, fillBubbles, preSmooth, onlyLargest, postSmooth,simplify_name);
return;
} else { // remove last file in memory
if (last_file_name !== undefined)
Module.FS_unlink(last_file_name);
}
last_file_name = filename;
var fr = new FileReader();
fr.readAsArrayBuffer(file);
fr. onloadend = function (e) {
var data = new Uint8Array(fr.result);
Module.FS_createDataFile(".", filename, data, true, true);
simplify(filename, percentage, quality, isolevel, isoDarkMediumBright123, fillBubbles, preSmooth, onlyLargest, postSmooth,simplify_name);
}
}
function simplify(filename, percentage=25.0, quality=1, isolevel=0.5, isoDarkMediumBright123=2, fillBubbles=0, preSmooth=1, onlyLargest=0, postSmooth=0,simplify_name='simplified.obj') {
console.log(filename, percentage, quality, isolevel, isoDarkMediumBright123, fillBubbles, preSmooth, onlyLargest, postSmooth, simplify_name)
Module.ccall("simplify", // c function name
undefined, // return
["string", "number", "number", "number", "number", "number", "number", "number", "number", "string"], // param
[filename, quality, isolevel, isoDarkMediumBright123, preSmooth, onlyLargest, fillBubbles, postSmooth, percentage, simplify_name]
);
let out_bin = Module.FS_readFile(simplify_name);
// sla should work for binary stl
let file = new Blob([out_bin], {type: 'application/sla'});
self.postMessage({"blob":file});
}