molstar
Version:
A comprehensive macromolecular library.
61 lines (60 loc) • 1.9 kB
JavaScript
;
/*
* Copyright (c) 2018 mol* contributors, licensed under MIT, See LICENSE file for more info.
*
* Adapted from LiteMol
* Copyright (c) 2016 - now David Sehnal, licensed under Apache 2.0, See LICENSE file for more info.
*/
Object.defineProperty(exports, "__esModule", { value: true });
exports.PerformanceMonitor = void 0;
const now_1 = require("../mol-util/now");
class PerformanceMonitor {
constructor() {
this.starts = new Map();
this.ends = new Map();
}
static currentTime() {
return (0, now_1.now)();
}
start(name) {
this.starts.set(name, (0, now_1.now)());
}
end(name) {
this.ends.set(name, (0, now_1.now)());
}
static format(t) {
if (isNaN(t))
return 'n/a';
const h = Math.floor(t / (60 * 60 * 1000)), m = Math.floor(t / (60 * 1000) % 60), s = Math.floor(t / 1000 % 60);
let ms = Math.floor(t % 1000).toString();
while (ms.length < 3)
ms = '0' + ms;
if (h > 0)
return `${h}h${m}m${s}.${ms}s`;
if (m > 0)
return `${m}m${s}.${ms}s`;
if (s > 0)
return `${s}.${ms}s`;
return `${t.toFixed(0)}ms`;
}
formatTime(name) {
return PerformanceMonitor.format(this.time(name));
}
formatTimeSum(...names) {
return PerformanceMonitor.format(this.timeSum(...names));
}
/** Returns the time in milliseconds and removes them from the cache. */
time(name) {
const start = this.starts.get(name), end = this.ends.get(name);
this.starts.delete(name);
this.ends.delete(name);
return end - start;
}
timeSum(...names) {
let t = 0;
for (const m of names.map(n => this.ends.get(n) - this.starts.get(n)))
t += m;
return t;
}
}
exports.PerformanceMonitor = PerformanceMonitor;