视频:  WPFhelix-toolkit官方SimpleDemo_哔哩哔哩_bilibili源码: https://github.com/liugang198409/WpfDemo/tree/master/3DSimpleDemo1.环境VisualStudio2019+.NETFramework4.8.12.NuGet导入依赖HelixToolkitHelixToolkit.wpf3.创建类MainViewModel.cs//-----------------------------------------------------------------------------------