Programming Questions

Questions about programming with Processing. If the question can be formulated with a "how to", go to this category instead. If you already have some code, go to the "Questions about code" category.
  • Questions about Code

    Only for questions where you show some code, preferably your own, and ask questions about it: how to fix it, how to improve it, etc.
  • How To...

    When you have a programming question, but no code yet: "how to track movement", "how to make sound from image" (or the reverse), and similar general questions.
  • Hello Processing

    Questions about the video tutorial introduction to Processing at
  • GLSL / Shaders

    Questions about OpenGL shaders, also known as OpenGL Shading Language (GLSL).