A program to draw generalized Koch curves in a variety of paint styles, using OpenGL.
The default Koch curve.
Peano curve.
Curved surfaces.
Sunflower.
Watercolor effect.
Blobby organism.
Bubbling lava.
Don King hair.
A spooky hand.
Spooky teeth.
Subtraction patina.
Psychedelic color.
Iris effect.
Blowing grass.
A grassy hill.
Five strokes composited.

See some other projects.