Cowcow’s Graphics Tutorials

1) Enable the NiagaraFluids (BETA) plugin:

• Edit > Plugins > NiagaraFluids (BETA)
• Restart editor

2) Create an empty Niagara system:

• Right-click in Content Browser, select Create Basic Asset > Niagara System
• Select Create Empty System
• Click Finish

3) Open the empty Niagara system for editing:

• Double-click on the NewNiagaraSystem that was created, in order to open it up in preview mode 

4) Create the fountain emitter:

• In the System Overview, right-click and select Add Emitter
• Choose Fountain from the templates 

5) Create the gas emitter:

• In the System Overview, right-click and select Add Emitter
• Select Parent Emitters, uncheck Library Only
• Choose Grid 3D Gas > Grid 3D Gas CONTROLS Emitter 

6) Set the grid resolution to something reasonable on a low-end PC:

• Click on Emitter Summary for Grid3D_Gas_CONTROLS_Emitter
• Change Grid > Resolution Max Axis to 100 

7) Add fuel source:

• Under Fountain > Particle Update, add Set Fluid Source Attributes 

8) Convert to GPU particles:

• Click on Fountain Properties
• Change Emitter > Sim Target to GPUCompute Sim
• Change Emitter > Calculate Bounds Mode to Fixed
• Change Emitter > Local Space to Enabled

9) Hook up fuel source:

• Click on Grid3D_Gas_CONTROLS_Emitter Emitter Summary
• Change Particle Source > Particle Read > Emitter Name to Fountain