Unreal Engine Issues
Unreal Engine Issues
When an active Niagara Component is moved and reset+reactivated in the same frame, "Interpolated Spawning" causes "Spawn Burst Instantaneous" to spawn particles in the previous frame's outdated location
UE - Niagara - Mar 6, 2024Consider a Niagara System with an Emitter in "Global Space" that has "Interpolated Spawning" active and a "Spawn Burst Instantaneous" module with a "Spawn Time" of 0.0 (for example, the built-in Con ...
Certain Niagara particles can disappear after switching to the debug cam
UE - Niagara - Mar 4, 2024GPU particles disabled on Quest
UE - Niagara - Feb 9, 2024GPU particles were disabled on Quest 1 due to a compute issue. We need to validate / fix issues for Quest 2 / Quest 3. Reported in [Link Removed] ...
Having two Play Persistent Audio modules in Niagara will only play the first sound
UE - Niagara - Jan 24, 2024Only one Play Persistent Audio module will work at a time in a Niagara emitter. ...
Opening a Niagara asset that references a disabled plugin (Chaos Niagara) can crash the editor
UE - Niagara - Jan 18, 2024Opening a module with references to a disabled plugin can crash the editor. ...
Fixing Issue in Niagara stack across particle and system stages crashes the editor.
UE - Niagara - Jan 18, 2024The Update Persistent Audio module has a dependency on a Play Persistent Audio module. When there are two modules in different overview nodes, the automatic fix up can put the Play Persistent Audio ...
View Distance sorting of Niagara sprites is incorrect when far from the origin
UE - Niagara - Jan 15, 2024This problem seems to occur on both CPU and GPU Sims. ...
Arithmetic assignment operators (e.g. +=, *=) in Niagara inputs are applied twice .
UE - Niagara - Jan 9, 2024Arithmetic assignment operators seem to be applied twice when committed in the Niagara stack. This occurs when entering *= 2.0 for example into a float input. This may be the result of the SNiagar ...
NiagaraEmitter is saved with the different asset name when renaming with speceficed name
UE - Niagara - Jan 9, 2024Renaming a NiagaraEmitter to a specific asset name changes it to an unspecified asset name. This happens only with NiagaraEmitter, not with other assets. ...
ParticlePosition doesn't use Previous values
UE - Niagara - Jan 9, 2024FHLSLMaterialTranslator::ParticlePosition does not return Previous information when request which can result in bad motion vector calculation. ...