hacklab/strudel
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

Merge pull request #493 from tidalcycles/cps

Browse source 
implement cps in scheduler
This commit is contained in:
Felix Roos 2023-03-01 09:27:26 +01:00 • committed by GitHub
commit 3cfb0f4c76
No known key found for this signature in database
GPG key ID: 4AEE18F83AFDEB23
8 changed files with 71 additions and 34 deletions
Download patch file Download diff file Expand all files Collapse all files

3
packages/react/src/hooks/useHighlighting.mjs
View file

@ -1,5 +1,6 @@
import { useEffect, useRef } from 'react';
import { setHighlights } from '../components/CodeMirror6';
const round = (x) => Math.round(x * 1000) / 1000;
function useHighlighting({ view, pattern, active, getTime }) {
const highlights = useRef([]);
@ -14,7 +15,7 @@ function useHighlighting({ view, pattern, active, getTime }) {
// force min framerate of 10 fps => fixes crash on tab refocus, where lastEnd could be far away
// see https://github.com/tidalcycles/strudel/issues/108
const begin = Math.max(lastEnd.current ?? audioTime, audioTime - 1 / 10, -0.01); // negative time seems buggy
const span = [begin, audioTime + 1 / 60];
const span = [round(begin), round(audioTime + 1 / 60)];
lastEnd.current = span[1];
highlights.current = highlights.current.filter((hap) => hap.whole.end > audioTime); // keep only highlights that are still active
const haps = pattern.queryArc(...span).filter((hap) => hap.hasOnset());

3
packages/react/src/hooks/useStrudel.mjs
View file

@ -32,7 +32,7 @@ function useStrudel({
const shouldPaint = useCallback((pat) => !!(pat?.context?.onPaint && drawContext), [drawContext]);
// TODO: make sure this hook reruns when scheduler.started changes
const { scheduler, evaluate, start, stop, pause } = useMemo(
const { scheduler, evaluate, start, stop, pause, setCps } = useMemo(
() =>
repl({
interval,
@ -153,6 +153,7 @@ function useStrudel({
stop,
pause,
togglePlay,
setCps,
};
}