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fix: patterns without structure would error on draw

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This commit is contained in:
Felix Roos
2025-03-21 11:10:25 +01:00
parent 12bb82d295
commit cf1f4ec35c
1 changed files with 2 additions and 2 deletions
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packages/draw/draw.mjs
+2 -2
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@@ -150,7 +150,7 @@ export class Drawer {
this.lastFrame = phase;
this.visibleHaps = (this.visibleHaps || [])
// filter out haps that are too far in the past (think left edge of screen for pianoroll)
.filter((h) => h.endClipped >= phase - lookbehind - lookahead)
.filter((h) => h.whole && h.endClipped >= phase - lookbehind - lookahead)
// add new haps with onset (think right edge bars scrolling in)
.concat(haps.filter((h) => h.hasOnset()));
const time = phase - lookahead;
@@ -175,7 +175,7 @@ export class Drawer {
// +0.1 = workaround for weird holes in query..
const [begin, end] = [Math.max(t, 0), t + lookahead + 0.1];
// remove all future haps
this.visibleHaps = this.visibleHaps.filter((h) => h.whole.begin < t);
this.visibleHaps = this.visibleHaps.filter((h) => h.whole?.begin < t);
this.painters = []; // will get populated by .onPaint calls attached to the pattern
// query future haps
const futureHaps = scheduler.pattern.queryArc(begin, end, { painters: this.painters });