Version: Unity 6.3 LTS (6000.3)
Language : English
Size over Lifetime module reference
Rotation over Lifetime module reference

Size by Speed module reference

This module allows you to create particlesA small, simple image or mesh that is emitted by a particle system. A particle system can display and move particles in great numbers to represent a fluid or amorphous entity. The effect of all the particles together creates the impression of the complete entity, such as smoke. More info
See in Glossary
that change size according to their speed in distance units per second.

Properties

For some properties in this section, you can use different modes to set their value. For information on the modes you can use, refer to Vary Particle System properties over time.

Property Function
Separate Axes Control the particle size independently on each axis.
Size A curve defining the particle’s size over a speed range.
Speed Range The low and high ends of the speed range to which the size curve is mapped (speeds outside the range will map to the end points of the curve).

Additional resources

Size over Lifetime module reference
Rotation over Lifetime module reference