RasterFlow
Map

Apply Lens

gegl:apply-lens
Simulates the optical distortion caused by having an elliptical lens over the image.
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Operation pads

This operation exposes the following data pads, defining how it receives, processes, and emits image data:

Input
Output

Operation properties

Lens refraction index
gdouble
Default 1.70
Value range 1.00 • • 100.00.
Keep original surroundings
gboolean
Keep image unchanged, where not affected by the lens.
Default false
Background color
GeglColor
Default ``

Supernova

This plug-in produces an effect like a supernova burst. The amount of the light effect is approximately in proportion to 1/r, where r is the distance from the center of the star.

Displace

Displace pixels as indicated by displacement maps.