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Perfetto UI => speedscope. I'm not going to switch away from JSON traces like Perfetto UI wants me to, and this is light, fast, and sufficient.

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git-svn-id: https://www.unprompted.com/svn/projects/tildefriends/trunk@4031 ed5197a5-7fde-0310-b194-c3ffbd925b24
This commit is contained in:
Cory McWilliams
2022-11-10 02:39:00 +00:00
parent 205f0df1b4
commit de59a7f338
71 changed files with 901 additions and 242577 deletions
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39
core/client.js
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@ -140,44 +140,7 @@ function showFiles() {
}
function trace() {
fetch('/trace')
.then(function(response) {
if (!response.ok) {
throw new Error('Request failed: ' + response.status + ' ' + response.statusText);
}
return response.arrayBuffer();
}).then(function(data) {
let perfetto = window.open('/perfetto/');
let done = false;
if (perfetto) {
function message_handler(message) {
if (message.data == 'PONG') {
perfetto.postMessage({
perfetto: {
buffer: data,
title: 'Tilde Friends Trace',
url: window.location.href,
}
}, '*');
done = true;
}
}
window.addEventListener('message', message_handler);
function ping_perfetto() {
perfetto.postMessage('PING', window.location.origin);
if (!done && !perfetto.closed) {
setTimeout(ping_perfetto, 50);
} else {
window.removeEventListener('message', message_handler);
}
}
setTimeout(ping_perfetto, 50);
} else {
alert("Unable to open perfetto.");
}
}).catch(function(error) {
alert('Failed to load trace: ' + error);
});
window.open(`/speedscope/#profileURL=${encodeURIComponent('/trace')}&title=Tilde%20Friends`);
}
function stats() {