//Shipra Gupta
//Processing, Shape3
//Write your own function to draw a parameterized arch.

int xPos = 100; //x position of first arch
int yPos = 50; //y position of first arch
int number = 10;//number of arches

void setup(){
  size(640, 408);
  noFill();
  strokeWeight(1.5);
  stroke(#FFF0B7, 50);
  
  PImage door;
  door = loadImage("42-18836093.jpg");
  image(door, 0, 0);
}

void draw(){
  arch(xPos, yPos, number);
}

void arch (int x, int y, int num){
  for(int i = 0; i<num; i++){
    
    beginShape(); //left side of arch
    vertex(x, y);
    bezierVertex(x-20, y+30, x-40, y+15, x-60, y+40);
    bezierVertex(x-70, y+40, x-90, y+50, x-90, y+70);
    bezierVertex(x-100, y+70, x-120, y+80, x-120, y+100);
    bezierVertex(x-130, y+100, x-150, y+110, x-150, y+130);
    vertex(x-150, y+230);
    vertex(0, y+230);
    endShape();
  
    beginShape();//right side of arch
    vertex(x, y);
    bezierVertex(x+20, y+30, x+40, y+15, x+60, y+40);
    bezierVertex(x+70, y+40, x+90, y+50, x+90, y+70);
    bezierVertex(x+100, y+70, x+120, y+80, x+120, y+100);
    bezierVertex(x+130, y+100, x+150, y+110, x+150, y+130);
    vertex(x+150, y+230);
    vertex(width, y+230);
    endShape();
     
    x += (i*30);
    y += (i*10);
  } 
}