topical media & game development

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graphic-processing-site-examples-Basics-Input-Mouse1D-Mouse1D.pde / pde



  
Mouse 1D. Move the mouse left and right to shift the balance. The "mouseX" variable is used to control both the size and color of the rectangles.

  
   
  int gx = 15;
  int gy = 35;
  float leftColor = 0.0;
  float rightColor = 0.0;
  
  void setup() 
  {
    size(200, 200);
    colorMode(RGB, 1.0);
    noStroke();
  }
  
  void draw() 
  {
    background(0.0);
    update(mouseX); 
    fill(0.0, leftColor + 0.4, leftColor + 0.6); 
    rect(width/4-gx, width/2-gx, gx*2, gx*2); 
    fill(0.0, rightColor + 0.2, rightColor + 0.4); 
    rect(width/1.33-gy, width/2-gy, gy*2, gy*2);
  }
  
  void update(int x) 
  {
    leftColor = -0.002 * x/2 + 0.06;
    rightColor =  0.002 * x/2 + 0.06;
          
    gx = x/2;
    gy = 100-x/2;
  
    if (gx < 10) {
      gx = 10;
    } else if (gx > 90) {
      gx = 90;
    }
  
    if (gy > 90) {
      gy = 90;
    } else if (gy < 10) {
      gy = 10;
    }
  }
  


(C) Æliens 20/2/2008

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