Water simulation in Unity3d and UE4

Unity 2d:
1) https://www.youtube.com/watch?v=8sj5R9v_gPc
2) https://www.youtube.com/watch?v=3r6o8CfRlA4

Unity 3d (particles):

1) https://forum.unity.com/threads/free-open-source-simple-liquid-simulation-with-metaballs.556858/
2) https://www.youtube.com/watch?v=NJBz8rMJ0ZU

Unity 3d (cup, capsule):
1) https://www.youtube.com/watch?v=OBnCd1bzCcw
2) https://twitter.com/minionsart/status/986374665399685121

UE4 симуляция реки:
1) https://habr.com/ru/company/pixonic/blog/430144/

Уроки по физике в Unity 3d:
1) https://www.youtube.com/watch?v=Uohsm2pcGiI&list=PL8C4SmiVZY0wUFQrUXKQCS3BhRk2MIs8v