Fractal Explorer

An Escape-Time Fractal Explorer written in Python for Mandelbrot and Julia Sets.

Exploring works in real time for moderately sized windows (e.g. 640x360) by using Just-In-Time Compilation (JIT) and SIMD instructions provided by numba.

Run viewer.py to explore the fractals!

Keys and Mouse Controls

Key	Function
Mouse Drag	Pan around the fractal
Mouse Scroll	Zoom in and out
m	Switch to Mandelbrot Set
j	Switch to Julia Set
s	Toggle smooth coloring
i	Increase the number of iterations
Shift+i	Decrease the number of iterations
k	Increase the Julia Set real constant
Shift+k	Decrease the Julia Set real constant
l	Increase the Julia Set imaginary constant
Shift+l	Decrease the Julia Set imaginary constant
c	Capture current fractal and save as an image

Dependencies

• numpy
• numba
• pillow
• imageio

pip install numpy numba pillow imageio

Acknowledgements

• Wikipedia pages on the Mandelbrot Set, Julia Set and Smooth Coloring.
• javidx9's video on Fractals and on Panning and Zooming.