topical media & game development
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graphic-processing-site-examples-Topics-Motion-Linear-Linear.pde / pde
Linear Motion. 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. 

  
   
  float a = 100;
  
  void setup() 
  {
    size(640, 200);
    stroke(255);
  }
  
  void draw() 
  {
    background(51);
    a = a - 0.5;
    if (a < 0) { 
      a = height; 
    }
    line(0, a, width, a);  
  }
[] readme course(s) preface I 1 2 II 3 4 III 5 6 7 IV 8 9 10 V 11 12 afterthought(s) appendix reference(s) example(s) resource(s) _

(C) Æliens 20/2/2008

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