//PImage bg = new PImage;
int w = 400;
int h = 400;
float inc = .6;
int density = 20;

Material[][] squares = new Material[w/density][h/density];

float znoise = 1;
//materials and ground:
color red = color(255,0,0);
color green = color(0, 255, 0);
color blue = color(0,0,255);
color brown = color(150, 75, 0);

void setup() {
  size(w, h);
  noStroke();
  frameRate(8);
  background(red);
  noStroke();
  for (int y = 0; y < height/density; y++) {
    for (int x = 0; x < width/density; x++) {
      int tempX = x*density;
      int tempY = y*density;
      squares[x][y] = new Material(tempX, tempY, density);
    }
  }
}


void draw() {
  float xnoise = 0.0;
  float ynoise = 0.0;
  if(frameCount%3 == 0) {
  background(brown);
  
  for (int y = 0; y < height/density; y++) {  //this iterates through the grid y
    for (int x = 0; x < width/density; x++) { //this iterates through the grid x
      if((x==0) || (y==0) || (x==width/density-1) || (y==height/density-1)) squares[y][x].update(brown, 255.0); // this checks if the grid is iterating on an edge if it is it'll just draw a blank brown square with no opacity shifting
      else { //otherise continue 
        /* this is where the rule set goes!! */
        float n = noise(xnoise, ynoise, znoise)*50; //creates the noise number
        if(n > 255) n = 255; //keeps the noise number in the range of a color
        squares[y][x].update(0, n); //assigns a material type and 
        xnoise += inc;
      }
    }
    xnoise = 0;
    ynoise += inc;
  }
  znoise += inc;
   }
}
/*
int adjacentNeighbors(int x, int y) {
   
}
int diagonalNeighnors(int x, int y) {
  
}
*/