Learn PROCESSING-JAVA with Real Code Examples
Updated Nov 26, 2025
Learning Path
Learn basic Java syntax and Processing drawing functions
Practice 2D animation and interaction with mouse/keyboard
Explore 3D graphics and camera manipulation
Integrate libraries for sound, video, or physics
Create complete interactive sketches or prototypes
Skill Improvement Plan
Week 1: Draw basic shapes, lines, colors, backgrounds
Week 2: Animate objects using `draw()` loop and frameRate
Week 3: Add mouse and keyboard interaction, events
Week 4: Explore 3D shapes, transformations, and libraries
Week 5: Build a complete interactive project with multiple assets
Interview Questions
What is Processing and what is it used for?
How does `setup()` and `draw()` work in Processing?
What are the limitations of Processing for production software?
How do you add interactivity to a sketch?
How can Processing integrate with external libraries or hardware?
Cheat Sheet
size(w, h) -> set canvas size
background(r, g, b) -> set background color
ellipse(x, y, w, h) -> draw ellipse
rect(x, y, w, h) -> draw rectangle
mouseX, mouseY -> current mouse position
Books
Processing: A Programming Handbook for Visual Designers and Artists
Getting Started with Processing
Generative Design: Visualize, Program, and Create with Processing
Processing for Java Developers
Creative Coding in Java with Processing
Tutorials
Getting started with Processing
Drawing and animating shapes
Working with mouse and keyboard events
3D graphics with P3D
Integrating libraries for sound, video, and interactivity
Official Docs
https://processing.org/reference/
https://processing.org/tutorials/
Community Links
Processing Foundation forums
GitHub Processing libraries
Reddit / Discord creative coding communities
Processing tutorials and examples
Workshops and conferences on creative coding
Community Support
Processing Foundation forums
GitHub repositories for libraries and examples
Creative coding communities (Reddit, Discord, Stack Overflow)
Workshops and tutorials worldwide
Books, courses, and academic resources on Processing