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Blue Noise Sequences

Source Code: src/families/_2d/samples/blue_noise/

Blue noise samples are randomized but roughly evenly spaced.

More details: What is Blue Noise?

There are many ways to generate 2d blue noise sample points, but there currently is only one way implemented:

There are three variations, each using a different multiplier for the number of candidates generated compared to how many blue noise samples there already are: 1, 5 and 10.

Test Results

samples tested:

  • BestCandidate (Progressive, Randomized)

  • BestCandidate5 (Progressive, Randomized)

  • BestCandidate10 (Progressive, Randomized)

BestCandidate

Discrete Fourier Transform

BestCandidate

Plot

BestCandidate

BestCandidate5

Discrete Fourier Transform

BestCandidate5

Plot

BestCandidate5

BestCandidate10

Discrete Fourier Transform

BestCandidate10

Plot

BestCandidate10

Discrepancy Test

blue_noise

Numerical Integration

Disk

blue_noise

Triangle

blue_noise

Step

blue_noise

Gaussian

blue_noise

Bilinear

blue_noise