这是
实验性技术
检查
浏览器兼容性表格
要小心谨慎在生产中使用这之前。
renderHeight
只读特性在
VREyeParameters
interface describes the recommended render target height of each eye viewport, in pixels.
This is already in device pixel units, so there's no need to multiply by Window.devicePixelRatio before setting to HTMLCanvasElement.height.
var myRenderHeight = eyeParametersInstance.renderHeight;
A number, representing the height in pixels.
navigator.getVRDisplays().then(function(displays) {
// If a display is available, use it to present the scene
vrDisplay = displays[0];
console.log('Display found');
// Starting the presentation when the button is clicked:
// It can only be called in response to a user gesture
btn.addEventListener('click', function() {
vrDisplay.requestPresent([{ source: canvas }]).then(function() {
console.log('Presenting to WebVR display');
// Set the canvas size to the size of the vrDisplay viewport
var leftEye = vrDisplay.getEyeParameters('left');
var rightEye = vrDisplay.getEyeParameters('right');
canvas.width = Math.max(leftEye.renderWidth, rightEye.renderWidth) * 2;
canvas.height = Math.max(leftEye.renderHeight, rightEye.renderHeight);
drawVRScene();
});
});
});
| 规范 | 状态 | 注释 |
|---|---|---|
|
WebVR 1.1
The definition of 'renderHeight' in that specification. |
草案 | 初始定义 |
| 桌面 | 移动 | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
renderHeight
弃用
|
Chrome No | Edge 15 — 79 |
Firefox
55
|
IE No | Opera ? | Safari No | WebView Android No |
Chrome Android
56 — 80
Disabled
|
Firefox Android 55 | Opera Android ? | Safari iOS ? |
Samsung Internet Android
6.0
|
完整支持
不支持
兼容性未知
实验。期望将来行为有所改变。
弃用。不要用于新网站。
见实现注意事项。
用户必须明确启用此特征。