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move scope to webaudio package

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This commit is contained in:
Felix Roos 2023-08-26 21:11:24 +02:00
parent 2e31c8695a
commit 43efe6921d
3 changed files with 5 additions and 8 deletions
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1
packages/core/index.mjs
View File

@ -22,7 +22,6 @@ export * from './cyclist.mjs';
export * from './logger.mjs';
export * from './time.mjs';
export * from './draw.mjs';
export * from './scope.mjs';
export * from './animate.mjs';
export * from './pianoroll.mjs';
export * from './spiral.mjs';

1
packages/webaudio/index.mjs
View File

@ -5,4 +5,5 @@ This program is free software: you can redistribute it and/or modify it under th
*/
export * from './webaudio.mjs';
export * from './scope.mjs';
export * from 'superdough';

11
packages/core/scope.mjs → packages/webaudio/scope.mjs
View File

@ -1,11 +1,9 @@
import { Pattern } from './pattern.mjs';
import { getDrawContext } from './draw.mjs';
import { analyser } from '@strudel.cycles/webaudio';
import { clamp } from './util.mjs';
import { Pattern, getDrawContext, clamp } from '@strudel.cycles/core';
import { analyser } from 'superdough';
export function drawTimeScope(
analyser,
{ align = true, color = 'white', thickness = 3, scale = 0.25, pos = 0.75, next = 1 } = {},
{ align = true, color = 'white', thickness = 3, scale = 0.25, pos = 0.75, next = 1, trigger = 0 } = {},
) {
const ctx = getDrawContext();
const dataArray = getAnalyzerData('time');
@ -17,9 +15,8 @@ export function drawTimeScope(
let canvas = ctx.canvas;
const bufferSize = analyser.frequencyBinCount;
const triggerValue = 0;
let triggerIndex = align
? Array.from(dataArray).findIndex((v, i, arr) => i && arr[i - 1] < triggerValue && v >= triggerValue)
? Array.from(dataArray).findIndex((v, i, arr) => i && arr[i - 1] > -trigger && v <= -trigger)
: 0;
triggerIndex = Math.max(triggerIndex, 0); // fallback to 0 when no trigger is found