//assumes all rotation is done
void drawWorld(){
    strokeWeight(2);
//    noStroke();

  float startX = (BOXSIZE  *  BOXCOUNT)*-.5;
  float startY = (BOXSIZE  *  BOXCOUNT) * -.5;
  for(int x = 0; x < BOXCOUNT; x++){
    for(int y = 0; y < BOXCOUNT; y++){
      if(world[x][y]==EMPTY || world[x][y]==HEART){
        noStroke();//stroke(128);
        fill(70,70,70);
        rect(startX+(x*BOXSIZE),startY+(y*BOXSIZE), BOXSIZE,BOXSIZE);
      }
      /*if(world[x][y]  0){
        if(world[x][y] == 2) fill(255,200,200); //heart color
        rect(startX+(x*BOXSIZE),startY+(y*BOXSIZE), BOXSIZE,BOXSIZE);
        rect(startX+(x*BOXSIZE),startY+(y*BOXSIZE), BOXSIZE,BOXSIZE);
      }*/
    } 
  }

}




// note this kind of assumes WORLDSIZE = 19....

int[][] getWorld(){

return   new int[][]
{//FULL WORLD
  /*
  {1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1},
  {1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1},
  {1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1},
  {1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1},
  {1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1},
  {1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1},
  {1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1},
  {1,0,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1},
  {0,0,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1},
  {1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1},
  {1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1},
  {1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1},
  {1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1},
  {1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1},
  {1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1},
  {1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1},
  {1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1},
  {1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1},
  {1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1}
  
  */
 //latest:: 
 
  {1,1,1,1,1,1,0,1,1,1,0,1,1,1,1,1,1,0,1},
{0,0,1,1,0,0,0,1,1,1,0,0,0,1,1,0,0,0,1},
{1,0,1,1,0,1,1,1,1,1,1,1,0,1,1,0,1,1,1},
{1,0,1,1,0,0,1,0,0,0,0,1,0,0,0,0,1,0,0},
{1,0,0,0,1,0,1,0,1,1,0,1,0,1,0,1,1,0,1},
{1,1,1,0,1,0,0,0,1,0,0,0,0,1,0,1,0,0,1},
{1,1,0,0,0,1,0,1,1,0,1,0,1,0,0,0,0,1,1},
{0,0,0,1,0,0,0,0,1,0,0,1,1,0,1,0,1,1,1},
{1,1,1,1,1,0,1,0,1,0,1,1,0,0,1,0,1,0,0},
{1,1,0,0,0,0,1,0,0,0,0,0,0,1,1,1,1,0,1},
{0,0,0,1,0,1,0,0,1,0,1,0,1,1,1,1,1,0,1},
{1,1,1,1,0,0,0,1,1,0,0,0,1,1,1,0,0,0,1},
{1,0,0,0,0,1,0,0,1,1,1,0,0,1,0,0,1,1,1},
{1,0,1,1,0,0,1,0,0,0,0,1,0,1,0,1,1,1,1},
{1,0,1,1,1,0,1,1,0,1,0,1,0,0,0,1,1,1,1},
{1,0,0,1,1,0,0,0,0,1,0,0,1,0,1,0,0,0,1},
{1,1,0,1,1,1,1,1,0,1,1,0,1,0,0,0,1,0,1},
{1,1,0,0,0,1,1,0,0,1,1,0,0,1,1,1,1,0,0},
{1,1,1,1,0,1,1,0,1,1,1,1,0,1,1,1,1,1,1}



/*
//older
 
{1,1,1,1,1,1,0,1,1,1,1,1,1,0,1,1,0,1,1},
{1,1,1,1,0,0,0,1,1,1,1,1,0,0,0,0,0,0,1},
{0,0,0,1,0,1,0,0,0,0,0,1,0,1,1,1,1,0,1},
{1,1,0,1,1,1,1,1,0,1,1,1,0,1,1,1,1,0,1},
{1,0,0,0,1,0,0,0,0,1,1,0,0,0,0,0,0,0,1},
{1,0,1,0,1,0,1,1,0,0,0,0,1,0,1,1,1,0,1},
{1,0,1,0,0,0,0,1,1,1,1,0,1,0,1,1,1,0,0},
{0,0,1,1,0,1,0,0,0,0,0,0,1,0,0,0,0,0,1},
{1,0,0,0,0,1,1,1,1,1,1,1,1,0,1,1,1,0,1},
{1,0,1,1,1,1,0,0,0,2,0,0,0,0,1,1,1,0,1},
{1,0,0,0,0,0,0,1,1,1,1,0,1,1,1,1,1,1,1},
{1,1,1,1,1,1,0,1,1,1,1,0,0,0,0,0,0,0,1},
{1,0,0,0,1,1,0,1,1,1,1,1,1,1,0,1,1,0,0},
{0,0,1,0,0,0,0,1,1,1,1,0,0,0,0,1,1,1,1},
{1,1,1,0,1,1,1,1,0,1,1,1,1,1,0,0,0,0,1},
{1,1,0,0,0,0,0,0,0,1,0,0,0,0,0,1,1,0,1},
{1,1,1,0,1,1,1,1,0,1,0,1,0,1,1,1,1,0,0},
{1,0,0,0,0,0,1,1,0,0,0,1,0,0,0,0,0,0,1},
{1,0,1,1,1,0,1,1,1,1,1,1,1,1,0,1,1,1,1}*/
};
  
}

int[][] rotateWorldCW(int source[][]){
  int [][] dest = new int[BOXCOUNT][BOXCOUNT];
  for(int x = 0; x < BOXCOUNT; x++){
    for(int y = 0; y < BOXCOUNT; y++){
      dest[x][y] = source[y][(BOXCOUNT-1)-x];
    } 
  }
  return dest;
}

int[][] rotateWorldCCW(int source[][]){
  int [][] dest = new int[BOXCOUNT][BOXCOUNT];
  for(int x = 0; x < BOXCOUNT; x++){
    for(int y = 0; y < BOXCOUNT; y++){
      dest[x][y] = source[(BOXCOUNT-1)-y][x];
    } 
  }
  return dest;
}

int getWorldContentsSafely(int x, int y){
   if(x < 0 || x >= BOXCOUNT || y < 0 || y >= BOXCOUNT){
      return EMPTY;
   } 
   return world[x][y];
}

//blank and not directly in line at some point??
intXandY findABlankSquare(){
  int x, y;
  do{
    x = 2+int(random(BOXCOUNT-4));
    y = 2+int(random(BOXCOUNT-4));

   // println("trying "+x+" and "+y+" THERE IS "+world[x][y]);
  } while(world[x][y] != EMPTY);
//    println("!!!!ACCEPTUI "+x+" and "+y+" THERE IS "+world[x][y]);
  return new intXandY(x,y);
}

class intXandY {
  int x, y;
   intXandY(int px, int py){
     x = px;
    y = py; 
   } 
   
}