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still kinda working

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This commit is contained in:
Jade (Rose) Rowland 2024-03-23 14:45:35 -04:00
parent e8f6124a07
commit aa36d25b9a
3 changed files with 69 additions and 36 deletions
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30
packages/core/clockworker.js
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@ -12,6 +12,7 @@ function getTime() {
let num_cycles_at_cps_change = 0;
let num_ticks_since_cps_change = 0;
let num_seconds_at_cps_change = 0;
let cps = 0.5;
// {id: {started: boolean}}
const clients = new Map();
@ -22,14 +23,36 @@ const sendMessage = (type, payload) => {
channel.postMessage({ type, payload });
};
//phase, num_cycles_at_cps_change, cps, seconds_at_cps_change
const sendTick = (phase, duration, tick, time) => {
const num_seconds_since_cps_change = num_ticks_since_cps_change * duration;
const tickdeadline = phase - time;
const lastTick = time + tickdeadline;
const num_cycles_since_cps_change = num_seconds_since_cps_change * cps;
const begin = num_cycles_at_cps_change + num_cycles_since_cps_change;
const secondsSinceLastTick = time - lastTick - duration;
const eventLength = duration * cps;
const end = begin + eventLength;
const cycle = begin + secondsSinceLastTick * cps;
sendMessage('tick', {
phase,
duration,
time,
begin,
end,
cps,
tickdeadline,
num_cycles_at_cps_change,
num_seconds_at_cps_change,
duration,
num_ticks_since_cps_change,
num_seconds_since_cps_change,
cycle,
});
num_ticks_since_cps_change++;
};
@ -71,7 +94,9 @@ const processMessage = (message) => {
switch (type) {
case 'cpschange': {
if (payload.cps !== cps) {
num_cycles_at_cps_change = num_cycles_at_cps_change + num_ticks_since_cps_change * duration * cps;
const num_seconds_since_cps_change = num_ticks_since_cps_change * duration;
num_cycles_at_cps_change = num_cycles_at_cps_change + num_seconds_since_cps_change * cps;
num_seconds_at_cps_change = num_seconds_at_cps_change + num_seconds_since_cps_change;
cps = payload.cps;
num_ticks_since_cps_change = 0;
}
@ -97,7 +122,6 @@ this.onconnect = function (e) {
const port = e.ports[0];
port.addEventListener('message', function (e) {
console.log(e.data);
processMessage(e.data);
});
port.start(); // Required when using addEventListener. Otherwise called implicitly by onmessage setter.