const texBuffers: ArrayBufferView[] = [];
console.log("2222")
let region = new gfx.BufferTextureCopy();
region.texOffset.x = 0;
region.texOffset.y = 0;
region.texExtent.width = renderTex.width;
region.texExtent.height = renderTex.height;
console.log("11111")
director.root?.device.copyTextureToBuffers(renderTex.getGFXTexture()!, texBuffers, [region])
console.log("=======>")
不报错了。。直接卡在这里了。。不动了。