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> Unreal Engine API Reference > Runtime > Engine > Particles > UParticleSystem > UParticleSystem::CalculateMaxActiveParticleCounts

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UParticleSystem::CalculateMaxActiveParticleCounts

CalculateMaxActiveParticleCounts Determine the maximum active particles that could occur with each emitter.

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References

Module	Engine
Header	/Engine/Source/Runtime/Engine/Classes/Particles/ParticleSystem.h
Include	#include "Particles/ParticleSystem.h"
Source	/Engine/Source/Runtime/Engine/Private/Particles/ParticleComponents.cpp

Syntax

virtual bool CalculateMaxActiveParticleCounts()

Remarks

CalculateMaxActiveParticleCounts Determine the maximum active particles that could occur with each emitter. This is to avoid reallocation during the life of the emitter.

Returns

true if the numbers were determined for each emitter false if not be determined

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