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Optimize viewer shaders and camera controls; sample GPU profiles asynchronously

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Amp-Thread-ID: https://ampcode.com/threads/T-01a0b382-1e79-712b-abd1-d29201c9bb5e
Co-authored-by: Heaust Azure <heaust.azure@gmail.com>
This commit is contained in:
Amp
2026-09-18 11:52:09 +00:00
co-authored by heaust
parent bc957cf40d
commit eb8aa0e9dc
21 changed files with 762 additions and 174 deletions
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server/web/assets/gltf.js
+15 -10
View File
@@ -224,6 +224,7 @@ async function openFile(file) {
scene = new Scene(canvas, {
arenaBytes: 384 * 1024 * 1024,
hdr: true,
directToCanvas: true,
clearColor: [0.025, 0.035, 0.045, 1],
});
await scene.ready;
@@ -266,16 +267,20 @@ async function openFile(file) {
);
await Promise.all([...lights.map((light) => light.ready), camera.ready]);
elements.renderValue.textContent = "— ms";
elements.renderTime.hidden = false;
const stopProfile = scene.core.onProfile((profile) => {
elements.renderValue.textContent = `${profile.milliseconds.toFixed(2)} ms`;
});
const profiling = await scene.core.setProfiler(true);
if (!profiling)
elements.renderTime.title =
"GPU timestamp queries are not supported by this adapter.";
else elements.renderTime.removeAttribute("title");
// Diagnostic A/B: omit queries and readback, not just the timing badge.
let stopProfile;
if (new URLSearchParams(location.search).get("profile") !== "off") {
elements.renderValue.textContent = "— ms";
elements.renderTime.hidden = false;
stopProfile = scene.core.onProfile((profile) => {
elements.renderValue.textContent = `${profile.milliseconds.toFixed(2)} ms`;
});
const profiling = await scene.core.setProfiler(true);
if (!profiling)
elements.renderTime.title =
"GPU timestamp queries are not supported by this adapter.";
else elements.renderTime.removeAttribute("title");
}
activeViewer = {
camera,