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The Technology Behind the Elemental Demo - Unreal Engine

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Particle Attributes<br />

� State-full simulation [Lutz04]<br />

� Allows more complex animations<br />

� Stored over particle lifetime<br />

Name Format Usage<br />

� Particle Curves: Time Phase and Scale<br />

Advances in Real-Time Rendering in<br />

3D Graphics and Games Course<br />

Position R32G32B32A32f World Space Position*, Time Phase<br />

Velocity R16G16B16A16f World Space Velocity, Time Scale<br />

Render Attrib. R8G8B8A8 Size, Rotation<br />

Simulation Attrib. R8G8B8A8 Drag, Vector Field Scale, Random Seed

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