@vladmandic/human
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Human: AI-powered 3D Face Detection & Rotation Tracking, Face Description & Recognition, Body Pose Tracking, 3D Hand & Finger Tracking, Iris Analysis, Age & Gender & Emotion Prediction, Gesture Recognition
271 lines (248 loc) • 10.5 kB
JavaScript
// based on: https://github.com/munrocket/gl-bench
const UICSS = `
#gl-bench { position: absolute; right: 1rem; bottom: 1rem; z-index:1000; -webkit-user-select: none; -moz-user-select: none; user-select: none; }
#gl-bench div { position: relative; display: block; margin: 4px; padding: 0 2px 0 2px; background: #303030; border-radius: 0.1rem; cursor: pointer; opacity: 0.9; }
#gl-bench svg { height: 60px; margin: 0 0px 0px 4px; }
#gl-bench text { font-size: 16px; font-family: 'Lato', 'Segoe UI'; dominant-baseline: middle; text-anchor: middle; }
#gl-bench .gl-mem { font-size: 12px; fill: white; }
#gl-bench .gl-fps { font-size: 13px; fill: white; }
#gl-bench line { stroke-width: 5; stroke: white; stroke-linecap: round; }
#gl-bench polyline { fill: none; stroke: white; stroke-linecap: round; stroke-linejoin: round; stroke-width: 3.5; }
#gl-bench rect { fill: black; }
#gl-bench .opacity { stroke: black; }
`;
const UISVG = `
<div class="gl-box">
<svg viewBox="0 0 60 60">
<text x="27" y="56" class="gl-fps">00 FPS</text>
<text x="30" y="8" class="gl-mem"></text>
<rect x="0" y="14" rx="4" ry="4" width="60" height="32"></rect>
<polyline class="gl-chart"></polyline>
</svg>
<svg viewBox="0 0 14 60" class="gl-cpu-svg">
<line x1="7" y1="38" x2="7" y2="11" class="opacity"/>
<line x1="7" y1="38" x2="7" y2="11" class="gl-cpu" stroke-dasharray="0 27"/>
<path d="M5.35 43c-.464 0-.812.377-.812.812v1.16c-.783.1972-1.421.812-1.595 1.624h-1.16c-.435 0-.812.348-.812.812s.348.812.812.812h1.102v1.653H1.812c-.464 0-.812.377-.812.812 0 .464.377.812.812.812h1.131c.1943.783.812 1.392 1.595 1.595v1.131c0 .464.377.812.812.812.464 0 .812-.377.812-.812V53.15h1.653v1.073c0 .464.377.812.812.812.464 0 .812-.377.812-.812v-1.131c.783-.1943 1.392-.812 1.595-1.595h1.131c.464 0 .812-.377.812-.812 0-.464-.377-.812-.812-.812h-1.073V48.22h1.102c.435 0 .812-.348.812-.812s-.348-.812-.812-.812h-1.16c-.1885-.783-.812-1.421-1.595-1.624v-1.131c0-.464-.377-.812-.812-.812-.464 0-.812.377-.812.812v1.073H6.162v-1.073c0-.464-.377-.812-.812-.812zm.58 3.48h2.088c.754 0 1.363.609 1.363 1.363v2.088c0 .754-.609 1.363-1.363 1.363H5.93c-.754 0-1.363-.609-1.363-1.363v-2.088c0-.754.609-1.363 1.363-1.363z" style="fill: grey"></path>
</svg>
<svg viewBox="0 0 14 60" class="gl-gpu-svg">
<line x1="7" y1="38" x2="7" y2="11" class="opacity"/>
<line x1="7" y1="38" x2="7" y2="11" class="gl-gpu" stroke-dasharray="0 27"/>
<path d="M1.94775 43.3772a.736.736 0 10-.00416 1.472c.58535.00231.56465.1288.6348.3197.07015.18975.04933.43585.04933.43585l-.00653.05405v8.671a.736.736 0 101.472 0v-1.4145c.253.09522.52785.1495.81765.1495h5.267c1.2535 0 2.254-.9752 2.254-2.185v-3.105c0-1.2075-1.00625-2.185-2.254-2.185h-5.267c-.28865 0-.5635.05405-.8165.1495.01806-.16445.04209-.598-.1357-1.0787-.22425-.6072-.9499-1.2765-2.0125-1.2765zm2.9095 3.6455c.42435 0 .7659.36225.7659.8119v2.9785c0 .44965-.34155.8119-.7659.8119s-.7659-.36225-.7659-.8119v-2.9785c0-.44965.34155-.8119.7659-.8119zm4.117 0a2.3 2.3 0 012.3 2.3 2.3 2.3 0 01-2.3 2.3 2.3 2.3 0 01-2.3-2.3 2.3 2.3 0 012.3-2.3z" style="fill: grey"></path>
</svg>
</div>
`;
class GLBench {
/** GLBench constructor
* @param { WebGLRenderingContext | WebGL2RenderingContext | null } gl context
* @param { Object | undefined } settings additional settings
*/
constructor(gl, settings = {}) {
this.css = UICSS;
this.svg = UISVG;
this.paramLogger = () => {};
this.chartLogger = () => {};
this.chartLen = 20;
this.chartHz = 20;
this.names = [];
this.cpuAccums = [];
this.gpuAccums = [];
this.activeAccums = [];
this.chart = new Array(this.chartLen);
this.now = () => ((performance && performance.now) ? performance.now() : Date.now());
this.updateUI = () => {
[].forEach.call(this.nodes['gl-gpu-svg'], (node) => node.style.display = this.trackGPU ? 'inline' : 'none');
};
Object.assign(this, settings);
this.detected = 0;
this.finished = [];
this.isFramebuffer = 0;
this.frameId = 0;
// 120hz device detection
let rafId; let n = 0; let
t0;
const loop = (t) => {
if (++n < 20) {
rafId = requestAnimationFrame(loop);
} else {
this.detected = Math.ceil(1e3 * n / (t - t0) / 70);
cancelAnimationFrame(rafId);
}
if (!t0) t0 = t;
};
requestAnimationFrame(loop);
// attach gpu profilers
if (gl) {
const glFinish = async (t, activeAccums) => Promise.resolve(setTimeout(() => {
gl.getError();
const dt = this.now() - t;
activeAccums.forEach((active, i) => {
if (active) this.gpuAccums[i] += dt;
});
}, 0));
const addProfiler = (fn, self, target) => {
const t = self.now();
fn.apply(target, arguments);
if (self.trackGPU) self.finished.push(glFinish(t, self.activeAccums.slice(0)));
};
/* ['drawArrays', 'drawElements', 'drawArraysInstanced', 'drawBuffers', 'drawElementsInstanced', 'drawRangeElements'].forEach((fn) => {
if (gl[fn]) {
gl[fn] = addProfiler(gl[fn], this, gl);
}
});
*/
const fn = 'drawElements';
if (gl[fn]) {
gl[fn] = addProfiler(gl[fn], this, gl);
} else {
console.log('bench: cannot attach to webgl function');
}
/*
gl.getExtension = ((fn, self) => {
const ext = fn.apply(gl, arguments);
if (ext) {
['drawElementsInstancedANGLE', 'drawBuffersWEBGL'].forEach((fn2) => {
if (ext[fn2]) {
ext[fn2] = addProfiler(ext[fn2], self, ext);
}
});
}
return ext;
})(gl.getExtension, this);
*/
}
// init ui and ui loggers
if (!this.withoutUI) {
if (!this.dom) this.dom = document.body;
const elm = document.createElement('div');
elm.id = 'gl-bench';
this.dom.appendChild(elm);
this.dom.insertAdjacentHTML('afterbegin', '<style id="gl-bench-style">' + this.css + '</style>');
this.dom = elm;
this.dom.addEventListener('click', () => {
this.trackGPU = !this.trackGPU;
this.updateUI();
});
this.paramLogger = ((logger, dom, names) => {
const classes = ['gl-cpu', 'gl-gpu', 'gl-mem', 'gl-fps', 'gl-gpu-svg', 'gl-chart'];
const nodes = { ...classes };
classes.forEach((c) => nodes[c] = dom.getElementsByClassName(c));
this.nodes = nodes;
return (i, cpu, gpu, mem, fps, totalTime, frameId) => {
nodes['gl-cpu'][i].style.strokeDasharray = (cpu * 0.27).toFixed(0) + ' 100';
nodes['gl-gpu'][i].style.strokeDasharray = (gpu * 0.27).toFixed(0) + ' 100';
nodes['gl-mem'][i].innerHTML = names[i] ? names[i] : (mem ? 'mem: ' + mem.toFixed(0) + 'mb' : '');
nodes['gl-fps'][i].innerHTML = 'FPS: ' + fps.toFixed(1);
logger(names[i], cpu, gpu, mem, fps, totalTime, frameId);
};
})(this.paramLogger, this.dom, this.names);
this.chartLogger = ((logger, dom) => {
const nodes = { 'gl-chart': dom.getElementsByClassName('gl-chart') };
return (i, chart, circularId) => {
let points = '';
const len = chart.length;
for (let j = 0; j < len; j++) {
const id = (circularId + j + 1) % len;
if (chart[id] !== undefined) points = points + ' ' + (60 * j / (len - 1)).toFixed(1) + ',' + (45 - chart[id] * 0.5 / this.detected).toFixed(1);
}
nodes['gl-chart'][i].setAttribute('points', points);
logger(this.names[i], chart, circularId);
};
})(this.chartLogger, this.dom);
}
}
/**
* Explicit UI add
* @param { string | undefined } name
*/
addUI(name) {
if (this.names.indexOf(name) === -1) {
this.names.push(name);
if (this.dom) {
this.dom.insertAdjacentHTML('beforeend', this.svg);
this.updateUI();
}
this.cpuAccums.push(0);
this.gpuAccums.push(0);
this.activeAccums.push(false);
}
}
/**
* Increase frameID
* @param { number | undefined } now
*/
nextFrame(now) {
this.frameId++;
const t = now || this.now();
// params
if (this.frameId <= 1) {
this.paramFrame = this.frameId;
this.paramTime = t;
} else {
const duration = t - this.paramTime;
if (duration >= 1e3) {
const frameCount = this.frameId - this.paramFrame;
const fps = frameCount / duration * 1e3;
for (let i = 0; i < this.names.length; i++) {
const cpu = this.cpuAccums[i] / duration * 100;
const gpu = this.gpuAccums[i] / duration * 100;
const mem = (performance && performance.memory) ? performance.memory.usedJSHeapSize / (1 << 20) : 0;
this.paramLogger(i, cpu, gpu, mem, fps, duration, frameCount);
this.cpuAccums[i] = 0;
Promise.all(this.finished).then(() => {
this.gpuAccums[i] = 0;
this.finished = [];
});
}
this.paramFrame = this.frameId;
this.paramTime = t;
}
}
// chart
if (!this.detected || !this.chartFrame) {
this.chartFrame = this.frameId;
this.chartTime = t;
this.circularId = 0;
} else {
const timespan = t - this.chartTime;
let hz = this.chartHz * timespan / 1e3;
while (--hz > 0 && this.detected) {
const frameCount = this.frameId - this.chartFrame;
const fps = frameCount / timespan * 1e3;
this.chart[this.circularId % this.chartLen] = fps;
for (let i = 0; i < this.names.length; i++) this.chartLogger(i, this.chart, this.circularId);
this.circularId++;
this.chartFrame = this.frameId;
this.chartTime = t;
}
}
}
/**
* Begin named measurement
* @param { string | undefined } name
*/
begin(name) {
this.updateAccums(name);
}
/**
* End named measure
* @param { string | undefined } name
*/
end(name) {
this.updateAccums(name);
}
updateAccums(name) {
let nameId = this.names.indexOf(name);
if (nameId === -1) {
nameId = this.names.length;
this.addUI(name);
}
const t = this.now();
const dt = t - this.t0;
for (let i = 0; i < nameId + 1; i++) {
if (this.activeAccums[i]) this.cpuAccums[i] += dt;
}
this.activeAccums[nameId] = !this.activeAccums[nameId];
this.t0 = t;
}
}
export default GLBench;