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| (Empty) |
| 1 <!DOCTYPE html> | |
| 2 <style> | |
| 3 body { | |
| 4 margin: 0px; | |
| 5 } | |
| 6 | |
| 7 #box { | |
| 8 background-color: purple; | |
| 9 height: 100px; | |
| 10 width: 100px; | |
| 11 } | |
| 12 </style> | |
| 13 <script> | |
| 14 if (window.testRunner) { | |
| 15 testRunner.dumpAsText(); | |
| 16 testRunner.waitUntilDone(); | |
| 17 } | |
| 18 | |
| 19 window.onload = function() { | |
| 20 var i = 0; | |
| 21 var finalIteration = 6; | |
| 22 var startTrackingRectIteration = 3; // We need to put out a few frames befor
e reproducing the bug. | |
| 23 var testedLocations = []; | |
| 24 function tick(t) { | |
| 25 var x = 300 * i; | |
| 26 if (i > startTrackingRectIteration) { | |
| 27 testedLocations.push(x); | |
| 28 if (window.internals) | |
| 29 internals.startTrackingRepaints(document); | |
| 30 } | |
| 31 | |
| 32 box.style.transform = "translate(" + x + "px, 0px)"; | |
| 33 if (++i < finalIteration) { | |
| 34 requestAnimationFrame(tick); | |
| 35 } else { | |
| 36 if (window.internals) { | |
| 37 var layerTree = internals.layerTreeAsText(document, internals.LA
YER_TREE_INCLUDES_PAINT_INVALIDATIONS); | |
| 38 window.internals.stopTrackingRepaints(document); | |
| 39 document.getElementById("result").textContent = "Tested location
s: " + testedLocations + '\n' + layerTree; | |
| 40 } | |
| 41 if (window.testRunner) | |
| 42 testRunner.notifyDone(); | |
| 43 } | |
| 44 } | |
| 45 | |
| 46 requestAnimationFrame(tick); | |
| 47 }; | |
| 48 </script> | |
| 49 <div id="box"></div> | |
| 50 This test checks that changing the transform on an element triggers a correct in
validation.<br> | |
| 51 The paint invalidations below should match the transformed element's coordinates
. | |
| 52 <pre id="result"></pre> | |
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Chromium Code Reviews
Issue 2327223002:
Move all remaining fast/repaint tests to paint/invalidation (Closed)
