1. 解释什么是WebGL上下文丢失 WebGL上下文丢失(Context Lost)是指WebGL绘图上下文(通常是一个<canvas>元素中的WebGL渲染上下文)由于某些外部因素(如设备重置、驱动程序崩溃、浏览器或操作系统行为等)而突然变得不可用或无效。当这种情况发生时,之前在该上下文中创建的所有WebGL资源(如缓冲区、纹理、着色器等...
WEBGL_lose_context API: restoreContext Global usage 96.96% + 0% = 96.96% IE ❌ 6 - 10: Not supported ❌ 11: Not supported Edge ❌ 12 - 16: Not supported ✅ 17 - 130: Supported ✅ 131: Supported Firefox ❌ 2 - 18: Not supported ✅ 19 - 21: Supported ✅ 22 - ...
WEBGL_lose_context.loseContext() Simulates losing the context. WEBGL_lose_context.restoreContext() Simulates restoring the context. Examples With this extension, you can simulate thewebglcontextlostandwebglcontextrestoredevents: constcanvas=document.getElementById('canvas');constgl=canvas.getContext(...
TheWEBGL_lose_context.restoreContext()method is part of theWebGL APIand allows you to simulate restoring the context of aWebGLRenderingContextobject. Syntax gl.getExtension('WEBGL_lose_context').restoreContext(); Errors thrown INVALID_OPERATIONif the context was not lost. ...
I'm fairly certain that(WEBGL_lose_context).restoreContext()is not intended to be used to recover from a general loss of context situation, it rather seems to be intended for recovering from(WEBGL_lose_context).loseContext()for debugging purposes. ...
Go to the demo page:https://docs.mapbox.com/mapbox-gl-js/example/simple-map/ Open developer tools and ensure that the iframe with the map is active. var ext = document.querySelector('#map canvas').getContext('webgl').getExtension('WEBGL_lose_context') ...
请问这个bug该怎么定位?没有任何提示,直接白屏了 729715466 (打扰一下大神救救我) 2018年11月7日 08:52 #2 遇到同样的问题 image.png781×65 3.98 KBhuanxinyin (kenshin) 2018年11月8日 07:30 #3 纹理资源被释放掉了,看看哪个释放的资源会导致这个错误,排查一下! 已知 prefab 跨场景复用,可能会出现...
2numberladder.html:1 WebGL: CONTEXT_LOST_WEBGL: loseContext: context lost numberladder.html:1 [.Offscreen-For-WebGL-431F4190]GL ERROR :GL_OUT_OF_MEMORY : BackFramebuffer::Destroy: <- error from previous GL command 以下是截图: log1.jpg1894×958 387 KB log2.jpg1889×932 287 KB 请...
Hi forum, in Safari we had sometimes the following error in JS console: WebGL: CONTEXT_LOST_WEBGL: loseContext: context lost (s. screenshot): Any ideas how to solve that problem? Thanks
edited Hello, Great project, I'm having quite some fun with it! I've been following the demo, and it works great on a pc, but as soon as I try to use it on a phone, the inference doesn't take place due to a WebGL error (seen through remote debugging). ...