OpacityFade

OpacityFade

Particle modifier that blends a particle's opacity over time between two target levels.

Constructor

new OpacityFade(configopt)

Description:
  • Initializes an opacity fade modifier with starting and ending opacity levels.
Source:
Parameters:
Name Type Attributes Default Description
config OpacityFadeConfig <optional>
 {} ColorRampConfig configuration options.

Extends

Classes

OpacityFade

Members

endOpacity :number

Description:
  • Opacity at particle death.
Source:
Opacity at particle death.
Type:
  • number

id :string

Description:
  • Unique identifier. Defaults to a generated UUID.
Source:
Overrides:
Unique identifier. Defaults to a generated UUID.
Type:
  • string

startOpacity :number

Description:
  • Opacity at particle emission.
Source:
Opacity at particle emission.
Type:
  • number

Methods

update(particle, normalizedAge) → {void}

Description:
  • Blends a particle's opacity based on its normalized age.
Source:
Overrides:
Parameters:
Name Type Description
particle Particle Particle instance to affect.
normalizedAge number Normalized age of the particle (0.0 = emitted, 1.0 = dead).
Throws:
Error
Returns:
Type
void