Spiral - OpenProcessing

Spiral
xxxxxxxxxx
 
 float startingX = 10;
float startingY = 10;
​
int lineLength = 580;
float xRatio=1;
float yRatio=1;
int counter;
int direction = 0; //0 -> LR, 1-> UD, 2-> RL, 3->DU
boolean play = true;
​
void setup() {
  size(600, 600);
  frameRate(10);
}
​
void draw() {
  fill(255, 255, 255);
 background(255,255,255);
 // println(temp);
 
  if(play) {
    beginShape(); 
   vertex(startingX,startingY); 
    for ( counter = 0; counter < 1000; counter++)
    {
       float temp = map(mouseX, 0, width, 1, 1.009);
       float temp2 = map(mouseY, 0, height, 1, 1.009);
   xRatio = temp;
  yRatio = temp2;
      fill(random(150),random(200),random(100,110));
      direction = (counter)%4 ;
​
      if (direction == 0) {
      
        //line(startingX, startingY, startingX + lineLength, startingY);
        if(mouseX>width/2)
        startingX = startingX + xRatio*lineLength;
        else
          startingX = startingX + lineLength;
        
        startingY = startingY;
        vertex(startingX,startingY);
        
      } else if ( direction == 1) {
      
       // line(startingX, startingY, startingX, startingY+ lineLength);
        startingX = startingX ;
        if(mouseY > height/2)
        startingY= startingY + yRatio*lineLength;
        else
        startingY = startingY+ lineLength;
        vertex(startingX,startingY);
      } else if ( direction == 2) {
      
        //line(startingX, startingY, startingX - lineLength, startingY);
        if(mouseX<width/2)
        startingX = startingX - xRatio*lineLength;
        else
         startingX = startingX - lineLength;
        
        startingY = startingY;
        vertex(startingX,startingY);
      } else if ( direction == 3) {
      
        //line(startingX, startingY, startingX, startingY- lineLength);
        startingX = startingX ;
        if(mouseY <height/2)
        startingY = startingY - yRatio*lineLength;
        else
        startingY = startingY- lineLength;
        vertex(startingX,startingY);
        endShape();
        beginShape();
        vertex(startingX,startingY);
      }
      
      lineLength -= 3;
      if ( lineLength <=0) {
        play = false;
        break;
      }
    }
    endShape();
    startingX = 10;
    startingY = 10;
    lineLength = 580;
    
    play=true;
    direction = 0;
    counter = 0;
  }
}
​
​
​