README.md

February 15: Shape

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Agenda

• Leo Leonni, Little Blue and Little Yellow (1959)

Material Conditions

• Dragging a stylus through charcoal powder
• Rafael Lozano-Hemmer, A Crack in the Hourglass
• Dragging a paintbrush through piles of paint
• Black and white ink on gray paper
• DIY CMYK

Blob Family Projects by Previous Students

• https://twitter.com/golan/status/1447980505236914179

Featured Artist: Julien Espagnon

• Julien Espagnon @fxhash
• Julien Espagnon plotter works
• current project
• process
• video, video

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Making Shapes

Cartoon by Dominikus Baur

Generating Interesting Shapes

• Demo: Truchet Blobs (p5)
  • Resource: Truchet Tiles
• Demo: Closed Catmull-Rom Curve (p5)
• Demo: Radial Displacement by Looping Noise (p5)
  • Video: Coding Challenge #36: Blobby (Radial Displacement by Looping Noise)
• Demo: Spring Blob Mesh (p5), full lecture notes here
  • Video: Spring Blob Mesh (Nokia Friends)
• Demo: Metaball Isoline Contour (p5)
  • Video: Coding Challenge: Marching Squares
  • Video: Coding Challenge #26: Metaballs
• Resource: Differential Growth
• Video: Viscous Fingering (Hele-Shaw Cells, Saffman-Taylor instability)

Hatching an Arbitrary Shape

• Demo: Point-in-Polygon Rejection Sampling (p5)
• Demo: Axis-Aligned Shape Hatching (p5)
• Demo: Axis-Aligned Shape Hatching (Processing Java)
• Demo: Oriented Shape Hatching (p5)
• Demo: Oriented Shape Hatching (Processing Java)
• Demo: Flood Fill (p5)

Hatching via Poisson Disk Sampling

• Video: Mike Bostock on Poisson Disc Sampling
• Video: Coding Train's Poisson Disc Sampling
• Demo: Coding Train's Poisson Disc Sampling (p5)
• Demo: Point-in-Polygon Poisson Disc Sampling (p5)

Some Other Hatching Possibilities

• Resource: Diffusion-Limited Aggregation
• Resource: Space Colonization
• Video: Leaf Venation

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