2D Lighting directional shadows?

问题

So I'm making a 2D game and want "realistic" lighting effects. I'm using the 2D lighting that comes with the LWRP Package i saw in this video:

https://www.youtube.com/watch?v=nkgGyO9VG54

Now it looks like this:

But i want my objects to throw directional shadows, like this:

I am a beginner when it comes to shaders and stuff like that. Hope there is a not-too-complicated solution :)

来源：https://stackoverflow.com/questions/59531238/2d-lighting-directional-shadows