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Examples for Processing (BETA) version 91+. If you have a previous version, use the examples included with your software. If you see any errors or have comments, please let us know.

Hue
by REAS <http://reas.com>
Modified from code by Rusty Robison

Hue is the color reflected from or transmitted through an object and is typically referred to as the name of the color (red, blue, yellow, etc.) Move the cursor vertically over each bar to alter its hue.

Updated 26 October 2002

    
// Hue 
// by REAS <http://reas.com> 
// Modified from code by Rusty Robison 

int barWidth = 5; 
int[] hue = new int[200/barWidth]; 
 
void setup() 
{ 
  size(200, 200); 
  colorMode(HSB, 360, height, height);  
  noStroke(); 
} 
 
void draw() 
{ 
  int j = 0; 
  for (int i=0; i<=(width-barWidth); i+=barWidth) {  
    if ((mouseX > i) && (mouseX < i+barWidth)) { 
      hue[j] = mouseY; 
    } 
    fill(hue[j], height/1.2, height/1.2); 
    rect(i, 0, barWidth, height);  
    j++; 
  } 
}
 







    
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