MathPaint
Bring the noise! MathPaint gets more algorithms, plus templates
The forthcoming MathPaint beta now has a fairly complete noise-rendering feature set. There are several algorithmic noise-generation modes – Perlin, Billow, Ridged,…
MathPaint
Fractal Friday 2020.02.07
This week I’m sharing the results of a cool new feature in MathPaint: fractals warped by real-valued functions. The application now supports…
MathPaint
Fractal Friday 2019.12.20
The fractal renderer used to draw this week’s graphics has a new feature – rendering in ‘edge’ mode. Rather than filling the…
MathPaint
Dev notebook: Converting scale & position of circular NSSlider for degrees
The standard Cocoa control NSSlider comes in a circular variety that resembles a rotating knob with an indicator point. Among the ideal…
General
Dev notebook: brush-like drawing in Swift, without CGPattern
I’m spending a lot of time in Cocoa drawing and Core Graphics lately, working in Swift. The API around the Core Graphics…