| OLD | NEW |
|---|
| 1 <!DOCTYPE html> | 1 <!DOCTYPE html> |
| 2 <html> | 2 <html> |
| 3 <body> | 3 <body> |
| 4 <script src="../resources/runner.js"></script> | 4 <script src="../resources/runner.js"></script> |
| 5 <script> | 5 <script> |
| 6 | 6 |
| 7 var canvas = document.createElement("canvas"); | 7 var canvas = document.createElement("canvas"); |
| 8 var ctx = canvas.getContext("2d"); | 8 var ctx = canvas.getContext("2d"); |
| 9 var font1 = "bold 15px Arial"; | 9 var font1 = "bold 15px Arial"; |
| 10 var font2 = "italic 20pt Calibri"; | |
| 11 | 10 |
| 12 function doTest() { | 11 function doTest() { |
| 13 ctx.font = font1; | 12 ctx.font = font1; |
| 14 ctx.measureText("a"); | 13 ctx.measureText("a"); |
| 15 ctx.font = font2; | |
| 16 ctx.measureText("b"); | |
| 17 } | 14 } |
| 18 | 15 |
| 19 // Warm up the caches | 16 // Warm up the caches |
| 20 doTest(); | 17 doTest(); |
| 21 | 18 |
| 22 PerfTestRunner.measureRunsPerSecond({ | 19 PerfTestRunner.measureRunsPerSecond({ |
| 23 description: "Measures performance of setting the current font and measuring
text on a canvas.", | 20 description: "Measures performance of setting the current font and measuring
text using the same font over and over.", |
| 24 run: doTest | 21 run: doTest |
| 25 }); | 22 }); |
| 26 </script> | 23 </script> |
| 27 </body> | 24 </body> |
| 28 </html> | 25 </html> |
| OLD | NEW |
|---|
Chromium Code Reviews
Issue 1212813004:
Adding a benchmark that measures the performance of using a single font for measuring text (Closed)
Base URL: svn://svn.chromium.org/blink/trunk