Run results for: fill/stroke Path2D vs repeated path drawing calls

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/102.0.5005.63 Safari/537.36 Edg/102.0.1245.39

Browser: Chrome 102

Operating system: Windows

Device Platform: Desktop

Date tested: 2 years ago

Test name	Executions per second
Path2D	114203.1 Ops/sec
Draw Path Calls	215586.2 Ops/sec

Script Preparation code:

var
pathCanvas = document.createElement("canvas"),
pathCtx = pathCanvas.getContext("2d"),
drawCanvas = document.createElement("canvas"),
drawCtx = drawCanvas.getContext("2d"),
path2D = new Path2D();

pathCanvas.width = drawCanvas.width = 640;
pathCanvas.height = drawCanvas.height = 480;

path2D.moveTo(20, 10);
path2D.lineTo(80, 10);
path2D.quadraticCurveTo(90, 10, 90, 20);
path2D.lineTo(90, 60);
path2D.quadraticCurveTo(90, 70, 80, 70);
path2D.lineTo(20, 70);
path2D.quadraticCurveTo(10, 70, 10, 60);
path2D.lineTo(10, 20);
path2D.quadraticCurveTo(10, 10, 20, 10);

Tests:

Path2D
pathCtx.fill(path2D);
Draw Path Calls
drawCtx.beginPath(); drawCtx.moveTo(20, 10); drawCtx.lineTo(80, 10); drawCtx.quadraticCurveTo(90, 10, 90, 20); drawCtx.lineTo(90, 60); drawCtx.quadraticCurveTo(90, 70, 80, 70); drawCtx.lineTo(20, 70); drawCtx.quadraticCurveTo(10, 70, 10, 60); drawCtx.lineTo(10, 20); drawCtx.quadraticCurveTo(10, 10, 20, 10); drawCtx.fill();

Run results for: fill/stroke Path2D vs repeated path drawing calls

Path2D

Draw Path Calls