CS1335
  • Introduction
  • Assignments
    • A1: Meta, Metta
    • A2: Functions, Emotions
    • A3: Repeat Patterns
    • A4 - Objects: Things and No Thing
    • Final Inspirations
    • A?: Grid Patterns
    • Inspiration
  • Getting Started
    • Processing
    • PDE - Code Editor
    • Learning Processing
  • Java Language
    • Java Syntax
      • Typed-Variables
      • Float - Integer Conversion Errors
      • Modulus
      • Functions
      • Object Reference Data Types
      • Arrays
        • Class Example Code
      • Switch-Case Statement
      • Ternary Operator
      • Class
  • Project 1
    • Random Variation
    • Noise
    • HSB Color Mode
      • HSB Color Wheel
        • Dynamic ColorWheel
        • HSB Color Palette Tool
    • PShape Objects
      • Example Code: PShape
        • Inspiration
    • Modeling Emotions
      • Emotions
        • Kandinsky Color - Emotion
    • PShape with Contour
    • Recursion
      • Recursion Call-Stack
      • Recursion Examples
        • Example Code 1
        • Example Code 2
    • Recursion - PShape
    • Recursive Patterns
    • Planning Structure: Functions:
      • Example Code - Feb 19
      • Final Code Structure
    • Project 1: Programmatic Variations in Color
      • LerpColor
      • Map Function
      • Map with LerpColor
      • noise( )
    • Transforms for Mirroring
    • Project 1-Steps
  • Grid Based Designs
    • Computational Design
    • Artist: Victor Vasarely
    • Grid Pattern Design
    • 1D - Array of PShapes for Grid Layout
      • Truchet Tiling
      • Example Code S2020
      • Example Code March 11
      • Example - March9
      • Example Code
    • PShapes in Grid Regions
    • Grid Region Logic
    • Pattern Preview - Transforms: Translate & Scale
  • Project 2
    • Project 2 - 2D Arrays for Gradient Logic
      • 2D Array Grid with Labels
    • Grid Patterns using 2D Array Indexes: i, j
      • Example Class Code
    • lerpColor( ) and map( ) Functions
    • Demo Lerp Colors
    • 2D Arrays with lerpColor
    • Create PShape 2D Array
    • Function: Populate2DArray( )
    • Function: DisplayShapeMatrix()
    • Transforms for Position, Rotation, Scale of ShapeMatrix Elements
    • Project 2 - Steps
    • Animation for ShapeMatrix
      • Animation w/Noise
  • Object Oriented Programming
    • Introduction to Objects
    • Button States
    • Buttons as Objects
      • Button Class
    • Create Object Instances
    • Button Types
    • Modeling Buttons: States and Events
    • OOP - Inheritance
    • OOP - Polymorphism
    • Child-Class: PImageButton
    • PShape - SVG Objects
    • Menu of Buttons
    • ButtonGroup - Final Version
    • Slider Controller
    • UML Class Diagram
  • Project 3
    • Project 3 - Logic, Steps
    • Project 3 - Class Definitions
      • Button
      • PImageButton
      • ButtonGroup
      • Pattern
        • PShapes - SVG, Vertex Shapes
        • Setting Colors For Patterns
        • Pattern - With Child-PShapes
      • Slider
      • Particles
  • Modeling
    • UML Class Diagram
  • Resources and References
    • Glossary
    • Resources
      • Acoustics
      • Learning Science
        • Emotional Intelligence
      • Creativity
      • Conceptual Art
      • Books
        • Art
      • Games, Rules
      • Complexity
    • Random Inspiration
      • Ulm School
      • Heart-Mind, Mind, Body
      • Statistical Uncertainty
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  1. Project 1
  2. HSB Color Mode
  3. HSB Color Wheel

Dynamic ColorWheel

This is the code covered in class on Jan 30, 2019 to create a function that draws a colorWheel based on parameters of float size, float angleSize.

//Spring 2019 - Jan30 Class Code
void setup(){
  size( 600, 600);
  colorMode(HSB, 360, 100, 100); ///
}

void draw(){
  translate( width/2, height/2);
  float angleSize = map( mouseX, 0, width, 1, 90);
  drawColorWheel( 600, angleSize); //
  resetMatrix();
}

///Custom functions
void drawColorWheel( float size, float angleSize   ){

  float startDegree = 0;
  float endDegree = startDegree + angleSize;
  int numSlices = int(360.0/ angleSize); //truncating
  float sat = 100;
  float bright = 100;


  for( int i= 0; i< numSlices; i++){ 
    float hue = startDegree; //changes each time that startDegree
    fill(hue, sat, bright );
    arc(0,0, size, size, radians(startDegree), radians(endDegree));
    startDegree += angleSize;
    endDegree += angleSize; 
  }
}
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Last updated 4 years ago

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