Class TransformFeedbackSystem

TransformFeedbackSystem provides TransformFeedback of WebGL2 https://developer.mozilla.org/en-US/docs/Web/API/WebGLTransformFeedback

For example, you can use TransformFeedbackSystem to implement GPU Particle or general purpose computing on GPU (aka GPGPU).

It also manages a lifetime of GLTransformFeedback object

Memberof

PIXI

Implements

ISystem

Index

Constructors

Properties

Methods

beginTransformFeedback bind contextChange createGLTransformFeedback destroy disposeTransformFeedback endTransformFeedback unbind

Constructors

constructor

new TransformFeedbackSystem(renderer: Renderer): TransformFeedbackSystem
Parameters
- renderer: Renderer
  The renderer this System works for.
Returns TransformFeedbackSystem
- Defined in node_modules/@pixi/core/lib/transformFeedback/TransformFeedbackSystem.d.ts:27

Properties

CONTEXT_UID

CONTEXT_UID: number

gl

gl: IRenderingContext

Methods

beginTransformFeedback

beginTransformFeedback(drawMode: DRAW_MODES, shader?: Shader): void
Begin TransformFeedback
Parameters
- drawMode: DRAW_MODES
  DrawMode for TransformFeedback
- Optionalshader: Shader
  A Shader used by TransformFeedback. Current bound shader will be used if not provided.
Returns void
- Defined in node_modules/@pixi/core/lib/transformFeedback/TransformFeedbackSystem.d.ts:42

bind

bind(transformFeedback: TransformFeedback): void
Bind TransformFeedback and buffers
Parameters
- transformFeedback: TransformFeedback
  TransformFeedback to bind
Returns void
- Defined in node_modules/@pixi/core/lib/transformFeedback/TransformFeedbackSystem.d.ts:34

`Protected`contextChange

contextChange(): void
Sets up the renderer context and necessary buffers.

Returns void
- Defined in node_modules/@pixi/core/lib/transformFeedback/TransformFeedbackSystem.d.ts:29

`Protected`createGLTransformFeedback

createGLTransformFeedback(tf: TransformFeedback): WebGLTransformFeedback
Create TransformFeedback and bind buffers
Parameters
- tf: TransformFeedback
  TransformFeedback
Returns WebGLTransformFeedback
WebGLTransformFeedback
- Defined in node_modules/@pixi/core/lib/transformFeedback/TransformFeedbackSystem.d.ts:50

destroy

destroy(): void
Generic destroy methods to be overridden by the subclass

Returns void
Implementation of ISystem.destroy
- Defined in node_modules/@pixi/core/lib/transformFeedback/TransformFeedbackSystem.d.ts:57

disposeTransformFeedback

disposeTransformFeedback(tf: TransformFeedback, contextLost?: boolean): void
Disposes TransfromFeedback
Parameters
- tf: TransformFeedback
  TransformFeedback
- OptionalcontextLost: boolean
  If context was lost, we suppress delete TransformFeedback
Returns void
- Defined in node_modules/@pixi/core/lib/transformFeedback/TransformFeedbackSystem.d.ts:56

endTransformFeedback

endTransformFeedback(): void
End TransformFeedback

Returns void
- Defined in node_modules/@pixi/core/lib/transformFeedback/TransformFeedbackSystem.d.ts:44

unbind

unbind(): void
Unbind TransformFeedback

Returns void
- Defined in node_modules/@pixi/core/lib/transformFeedback/TransformFeedbackSystem.d.ts:36