class Fog {
  float xpos;
  float ypos;
  float ypos2;
  float speed;
  float speed2;
  float[] vals;

  Fog(){
    //xpos = random(0,width);
    xpos = 0;
    ypos = 0;
    ypos2 = 0;
    speed = random(5);
    speed2 = random(2);
    vals = new float[width];
    for (int i =0; i < vals.length; i++) vals[i] = random(1,20);
  }
  void move(){
    ypos += speed;
    ypos2 += speed2;
  }
  //Check if it hits the bottom
  boolean rechedbottom() {
    if(ypos>height || ypos2>height){
      return true;
    } 
    else{
      return false;
    }
  }  

  void display(){
    fill(255,2);
    
    float f1 = 0.0;
    
    beginShape(POLYGON);
    int count1 = 0;
    for(int i=0; i<width; i++){
      vertex(xpos+i, 90-ypos + vals[count1]);
      count1++;
    }
    
    for(int j=width; j>0; j--){
    vertex(xpos+j, 120+ypos2+random(-10,10));
    }
    endShape();
    
  }
}