BuboBubo/topos
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

better smearing

Browse Source
This commit is contained in:
Raphaël Forment
2023-10-31 01:20:04 +01:00
parent c472fd1dfc
commit 164e8ea9da
1 changed files with 6 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

6
src/AudioVisualisation.ts
View File

@ -163,6 +163,8 @@ export const runOscilloscope = (
} }
analyzer.getFloatTimeDomainData(dataArray); analyzer.getFloatTimeDomainData(dataArray);
canvasCtx.globalCompositeOperation = 'source-over';
canvasCtx.fillStyle = "rgba(0, 0, 0, 0)"; canvasCtx.fillStyle = "rgba(0, 0, 0, 0)";
canvasCtx.fillRect(0, 0, WIDTH, HEIGHT); canvasCtx.fillRect(0, 0, WIDTH, HEIGHT);
@ -179,6 +181,9 @@ export const runOscilloscope = (
} else { } else {
canvasCtx.strokeStyle = app.osc.color; canvasCtx.strokeStyle = app.osc.color;
} }
const remainingRefreshTime = app.clock.time_position.pulse % app.osc.refresh;
const opacityRatio = 1 - (remainingRefreshTime / app.osc.refresh);
canvasCtx.globalAlpha = opacityRatio;
canvasCtx.beginPath(); canvasCtx.beginPath();
// Drawing logic varies based on orientation and 3D setting // Drawing logic varies based on orientation and 3D setting
@ -213,6 +218,7 @@ export const runOscilloscope = (
} }
canvasCtx.stroke(); canvasCtx.stroke();
canvasCtx.globalAlpha = 1.0; // Reset globalAlpha to default
} }
draw(); draw();
}; };