75 строки
1.6 KiB
JavaScript
75 строки
1.6 KiB
JavaScript
import XRLayer from './XRLayer.js'
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/*
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XRWebGLLayer defines the WebGL or WebGL 2 context that is rendering the visuals for this layer.
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*/
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export default class XRWebGLLayer extends XRLayer {
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constructor(session, context){
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super()
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this._session = session
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this._context = context
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this._width = this._context.canvas.width;
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this._height = this._context.canvas.height;
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this._framebuffer = null // TODO
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}
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get context(){ return this._context }
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get antialias(){
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// readonly attribute boolean antialias;
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throw 'Not implemented'
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}
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get depth(){
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// readonly attribute boolean depth;
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throw 'Not implemented'
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}
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get stencil(){
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// readonly attribute boolean stencil;
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throw 'Not implemented'
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}
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get alpha(){
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// readonly attribute boolean alpha;
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throw 'Not implemented'
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}
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get multiview(){
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// readonly attribute boolean multiview;
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throw 'Not implemented'
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}
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get framebuffer(){
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return this._framebuffer
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}
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set framebufferWidth(w){
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this._width = w;
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this._context.canvas.width = w;
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}
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get framebufferWidth(){
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// not using this for now, on iOS it's not good.
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// var pr = window.devicePixelRatio || 1;
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//return this._context.canvas.clientWidth;
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return this._width;
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}
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set framebufferHeight(h){
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this._height = h;
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this._context.canvas.height = h;
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}
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get framebufferHeight(){
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// not using this for now, on iOS it's not good.
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// var pr = window.devicePixelRatio || 1;
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//return this._context.canvas.clientHeight;
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return this._height;
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}
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requestViewportScaling(viewportScaleFactor){
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// void requestViewportScaling(double viewportScaleFactor);
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throw 'Not implemented'
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}
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} |