Houdini火山碎屑烟雾Houdini pyroclastic wave for educational purposes

Here is a scene file, enjoy!
dropbox.com/s/lm3ppk4sdup218n/wave.hipnc
WARNING (it’s take a long time for the simulation)!!!
youtube.com/watch?v=V2jVQlEIJ6o 1080p
这是一个场景文件，尽情享受！
警告（模拟需要很长时间）!!!