Run results for: Canvas gradient perf

Run details:

User agent: Mozilla/5.0 (X11; Linux aarch64; rv:68.0) Gecko/20100101 Firefox/68.0

Browser: Firefox 68

Operating system: Linux

Device Platform: Desktop

Date tested: 4 years ago

Test name	Executions per second
Create	150.2 Ops/sec
reuse	331.9 Ops/sec

HTML Preparation code:

<canvas id="canvas1" width="400" height="400"></canvas>

<style>
 canvas { border: 1px solid black; }
</style>

<script>
var canvas = document.getElementById('canvas1');
var ctx = canvas.getContext('2d');

var grad = ctx.createLinearGradient(0, 0, 50, 40);
grad.addColorStop(0, 'red');
grad.addColorStop(0.5, 'rgba(0,0,255,0.5)');
grad.addColorStop(1, 'lime');

</script>

Tests:

Create
for (var i = 0; i < 10; i++) { var grad2 = ctx.createLinearGradient(i, i, 50+i, 40+i); grad2.addColorStop(0, 'red'); grad2.addColorStop(0.5, 'rgba(0,0,255,0.5)'); grad2.addColorStop(1, 'lime'); ctx.fillStyle = grad2; ctx.fillText("Hello", 10, 10); }
reuse
for (var i = 0; i < 10; i++) { ctx.fillStyle = grad; ctx.fillText("Hello", 10, 10); }

Run results for: Canvas gradient perf

Create

reuse