Let's Build the RPG! - 58 – Unreal Engine 5 Niagara Fluids 2D Interactive Water

In this episode we set up Niagara Fluids 2D to be fully integrated with character movement and gameplay abilities. We utilize collision particles, spawning them for a short period of time and passing in location and size of the hit into our water blueprint.

00:00 Intro
00:15 Today's Goals and Key Concepts
01:51 Prep steps
02:40 Niagara Fluids 3D water (and why we're not using 3D water for our game)
05:34 Niagara Fluids 2D water overview
09:34 Indoor Water Blueprint with Water Drops
17:21 ISSUE FIX: Water level dropping
19:10 Footstep interaction setup
32:34 Flamethrower water interaction
39:52 Fireball water interaction
42:31 Hiding Particles in the interaction
43:33 Conclusion and preview of next episode


New episode released every Saturday morning!


Previous Episodes Referenced

Footstep Sounds (Episode 19):
   • Let's Build the RPG! - 19 – Character Foot...  

Water Footstep Sounds (Episode 20):
   • Let's Build the RPG! - 20 - Water Footstep...  

Water Footstep Splash Effects (Episode 21):
   • Let's Build the RPG! - 21 - Niagara Water ...  

Gameplay Abilities (episode 26):
   • Let's Build the RPG! - 26 – Creating a Blu...  

Flamethrower (episode 27):
   • Let's Build the RPG! - 27 – UE5 Channeled ...  

Fireball (Episode 30):
   • Let's Build the RPG! - 30 – UE5 Anim Monta...