Processing experiment

maze-generator.pde

Wall wall = new Wall();
float i = 0;
int res = 8;
int angle;

void setup() {
  size(800, 800);
  frameRate(150);
  noLoop();
}

void draw() {
  background(#313E4D);
  stroke(#43CDF5);
  strokeWeight(2);
  
  for(int x = 0; x < res*width/res; x+=width/res) {
    for(int y = 0; y < res*height/res; y+=height/res) {
      angle = int(random(-2,2));
      wall.create(width/res/2+x, height/res/2+y, PI/4 + angle*PI/2, sqrt((width/res)*(width/res) + (height/res)*(height/res)));
    }
  }
}

class Wall {
  int xp;
  int yp;
  void create(int x, int y, float angle, float len) {
    xp = int(cos(angle)*len/2);
    yp = int(sin(angle)*len/2);
    line(x + xp,y - yp,x - xp ,y + yp);
  }
}