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| (Empty) | |
| 1 <!DOCTYPE html> |
| 2 <script src="../resources/testharness.js"></script> |
| 3 <script src="../resources/testharnessreport.js"></script> |
| 4 <script src="../resources/mojo-helpers.js"></script> |
| 5 <script src="resources/fake-vr-displays.js"></script> |
| 6 <script src="resources/mock-vr-service.js"></script> |
| 7 <canvas id="webgl-canvas"></canvas> |
| 8 <script src="resources/presentation-setup.js"></script> |
| 9 <script> |
| 10 let fakeDisplays = fakeVRDisplays(); |
| 11 |
| 12 vr_test( (t) => { |
| 13 return navigator.getVRDisplays().then( (displays) => { |
| 14 let display = displays[0]; |
| 15 |
| 16 let usingDisplayRAF = false; |
| 17 |
| 18 function onAnimationFrame() { |
| 19 //console.log("Animating, isPresenting=" + display.isPresenting); |
| 20 if (display.isPresenting) { |
| 21 if (usingDisplayRAF) { |
| 22 t.done(); |
| 23 } |
| 24 |
| 25 usingDisplayRAF = true; |
| 26 display.requestAnimationFrame(onAnimationFrame); |
| 27 } else { |
| 28 window.requestAnimationFrame(onAnimationFrame); |
| 29 } |
| 30 } |
| 31 |
| 32 runWithUserGesture( () => { |
| 33 //document.write("requestPresent"); |
| 34 display.requestPresent([{ source : webglCanvas }]).then( () => { |
| 35 t.step( () => { |
| 36 assert_true(display.isPresenting); |
| 37 }, "Display should be presenting"); |
| 38 }, (err) => { |
| 39 t.step( () => { |
| 40 assert_unreached(err); |
| 41 }, "requestPresent rejected"); |
| 42 }); |
| 43 }); |
| 44 |
| 45 window.requestAnimationFrame(onAnimationFrame); |
| 46 }, (err) => { |
| 47 t.step( () => { |
| 48 assert_unreached("getVRDisplays rejected"); |
| 49 }); |
| 50 t.done(); |
| 51 }); |
| 52 }, [fakeDisplays["Pixel"]], |
| 53 "requestAnimationFrame properly switches from window to vrDisplay"); |
| 54 |
| 55 </script> |
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Chromium Code Reviews
Issue 2888313002:
WebVR: Defer GetVSync calls until the current frame is submitted. (Closed)
