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Unified Diff: third_party/WebKit/PerformanceTests/Canvas/putImageData.html

Issue 2190523003: Fixing regression in putImageData blink perf test (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: cp Created 4 years, 4 months ago
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Index: third_party/WebKit/PerformanceTests/Canvas/putImageData.html
diff --git a/third_party/WebKit/PerformanceTests/Canvas/putImageData.html b/third_party/WebKit/PerformanceTests/Canvas/putImageData.html
index b526b63a57ab865ed558922ab86a326220be1e67..266e38890c85d61050c2b14fb767233fbc21a57f 100644
--- a/third_party/WebKit/PerformanceTests/Canvas/putImageData.html
+++ b/third_party/WebKit/PerformanceTests/Canvas/putImageData.html
@@ -3,33 +3,15 @@
<body>
<script src="../resources/runner.js"></script>
<script>
-
var canvas2D = document.createElement("canvas");
var ctx2D = canvas2D.getContext("2d");
-var imageData = null;
-
-function setSize(width, height) {
- canvas2D.width = width;
- canvas2D.height = height;
-}
-
-function rand(range) {
- return Math.floor(Math.random() * range);
-}
-
-function fillCanvas(ctx2d, canvas2d) {
- ctx2d.fillStyle = "rgba(" + rand(255) + "," + rand(255) + "," + rand(255) + "," + rand(255) + ")";
- ctx2d.fillRect(0, 0, canvas2d.width, canvas2d.height);
-}
+canvas2D.width = canvas2D.height = 1024;
+var imageData = new ImageData(canvas2D.width, canvas2D.height);
function putImageDataToCanvas2D() {
ctx2D.putImageData(imageData, 0, 0);
}
-setSize(1024, 1024);
-fillCanvas(ctx2D, canvas2D);
-imageData = ctx2D.getImageData(0, 0, canvas2D.width, canvas2D.height);
-
PerfTestRunner.measureRunsPerSecond({run: putImageDataToCanvas2D, description: "This bench test checks the speed on putting ImageData to Canvas2D(1024x1024)."});
</script>
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