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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.

Linear
by REAS <http://reas.com>

Changing a variable to create a moving line. When the line moves off the edge of the window, the variable is set to 0, which places the line back at the bottom of the screen.

Updated 21 August 2002

    
// Linear 
// by REAS <http://reas.com> 

float a = 100; 
 
void setup() 
{ 
  size(200, 200); 
  stroke(255); 
  framerate(30); 
} 
 
void draw() 
{ 
  background(51); 
  a = a - 1; 
  if (a < 0) { 
    a = height; 
  } 
  line(0, a, width, a);  
}
 







    
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