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wip: 20_000 test

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This commit is contained in:
AzazelN28
2024-10-11 12:27:09 +02:00
parent cd63fb78d2
commit 4939bc06ac
3 changed files with 121 additions and 22 deletions
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48
frontend/render_v2/cpp/js/preamble.js
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@@ -2,6 +2,28 @@
(function (Renderer) {
console.log("preamble", Renderer);
const LCG_MULTIPLIER = 1103515245;
const LCG_INCREMENT = 12345;
const LCG_MODULUS = Math.pow(2, 31);
const LCG_MASK = (LCG_MODULUS - 1);
function lcg(x, a, c, m) {
return (x * a + c) % m;
}
class Random {
constructor(seed) {
this._seed = seed;
}
value() {
this._seed = lcg(this._seed, LCG_MULTIPLIER, LCG_INCREMENT, LCG_MODULUS);
return (this._seed & LCG_MASK) / LCG_MODULUS;
}
}
const random = new Random(0)
// Sets canvas.
Renderer.setCanvas = function setCanvas(canvas, attrs) {
const context = GL.createContext(canvas, attrs);
@@ -19,19 +41,29 @@
};
Renderer.setObjects = function setObjects(vbox, zoom, objects) {
this._SetObjects(objects.cnt);
for (let index = 0; index < objects.cnt; index++) {
const object = objects.arr[index * 2 + 1];
this._SetObject(
// this._SetObjects(objects.cnt);
const numObjects = 20_000;
this._SetObjects(numObjects);
for (let index = 0; index < numObjects; index++) {
// const object = objects.arr[index * 2 + 1];
this._SetObjectRect(
index,
object.selrect.x,
object.selrect.y,
object.selrect.width,
object.selrect.height,
// object.selrect.x,
random.value() * 2000,
// object.selrect.y,
random.value() * 2000,
// object.selrect.width,
random.value() * 200,
// object.selrect.height,
random.value() * 200
);
}
};
Renderer.drawCanvas = function drawCanvas(vbox, zoom, objects) {
performance.mark('draw-canvas:start');
this._DrawCanvas(vbox.x, vbox.y, zoom);
performance.mark('draw-canvas:end');
const { duration } = performance.measure('draw-canvas', 'draw-canvas:start', 'draw-canvas:end');
console.log('draw-canvas', `${duration}ms`);
};