Notch Reference Manual

Feedback Blur

Method

This node creates a trailing blur from a line across the image.

Raw texture Processed texture
Example Nodegraph

Attributes

Name Description
Active Turn the effect on or off. Values < 0.1 will turn the effect off, and deferred rendering must be on.
Blend Amount Changes the opacity of the new effect over the original image.
Blend Mode (RGB) Change how the generated effect blends with the parent image RGB.
Blend Mode (Alpha) Change how the generated effect blends with the parent image alpha.
Previous Frame Feedback How much the previous frame effects the current frame.
Rotation Edit the rotation of the effect.
Stretch Position Change the position of the stretch.
Stretch Falloff Change the falloff length of the stretch.
Blur Scale How far the blur should push out. This is multiplied by the distance of the pixel from the center of the image.

Affect Channels

Select which of the RGBA colour channels are affected by the effect.

Inputs

Name Description Typical Node Input
Colour Ramp Applies a colour ramp to the feedback blur. Colour Ramp
Amount Change how strong the efffect is on the input image. Envelope Modifier
Intensity The intensity of the effect that is applied. Envelope Modifier

Outputs

There are no outputs from this node.