CallbackParticleRenderer class

A renderer that delegates to a callback, for effects that need direct canvas access.

Nothing is batched, so this is slower than the texture renderers; prefer those for large particle counts.

Inheritance

• Object
• ParticleRenderer
• CallbackParticleRenderer

Constructors

CallbackParticleRenderer(void renderCallback(Canvas canvas, ParticleBuffer particles))

Creates a renderer that calls renderCallback every frame.

Properties

hashCode → int

The hash code for this object.

no setter, inherited

renderCallback → void Function(Canvas canvas, ParticleBuffer particles)

Called every frame with the canvas, already transformed to the emitter component's local coordinate system, and the live particles.

final

runtimeType → Type

A representation of the runtime type of the object.

no setter, inherited

Methods

noSuchMethod(Invocation invocation) → dynamic

Invoked when a nonexistent method or property is accessed.

inherited

onLoad() → FutureOr<void>

Called once when the owning component loads. Override to prepare textures or other resources.

inherited

render(Canvas canvas, ParticleBuffer particles) → void

Renders all live particles in particles. The canvas is already transformed to the emitter component's local coordinate system.

override

toString() → String

A string representation of this object.

inherited

Operators

operator ==(Object other) → bool

The equality operator.

inherited