3DPMaze - FrameImage

import java.awt.image.*;

public class FrameImage extends BufferedImage {

  private int w, h;
  private int mW, mH;
  private static final int COLOR_BLACK = -16777216;
  private int s = 500; //size
  private int t = 2; //thickness


  public FrameImage(int wd, int ht) {
    super(wd, ht, TYPE_INT_ARGB);
    w = wd;
    h = ht;
    this.reset();
  }

  public FrameImage(int wd, int ht, int size, int thicc, boolean[][][] m) {
    super(wd, ht, BufferedImage.TYPE_INT_ARGB);
    s = size;
    t = thicc;
    mW = (wd-t*(m.length+1))/m.length;
    mH = (ht-t*(m[0].length+1))/m[0].length;
    w = wd;
    h = ht;
    reset();
    showMaze(m);
  }

  public void reset() {
    for (int y = 0; y < h; y++) {
      for (int x = 0; x < w; x++) {
        this.setRGB(x, y, -1);
      }
    }
  }

  public void showMaze(boolean[][][] m) {
    for (int i = mW+t; i < w; i++) {
      for (int n = 0; n < t; n++) {
        this.setRGB(i, n, COLOR_BLACK);
      }
    }
    for (int i = 0; i < w-mW-t; i++) {
      for (int n = 0; n < t; n++) {
        this.setRGB(i, h-1-n, COLOR_BLACK);
      }
    }
    for (int i = 0; i < h; i++) {
      for (int n = 0; n < t; n++) {
        this.setRGB(n, i, COLOR_BLACK);
        this.setRGB(w-1-n, i, COLOR_BLACK);
      }
    }

    for (int y = 0; y < m[0].length; y++) {
      for (int x = 0; x < m.length; x++) {
        if (m[x][y][1] && x < m.length-1) {
          for (int i = (mH+t)*y; i < (mH+t)*(y+1)+t; i++) {
            for (int n = 0; n < t; n++) {
              this.setRGB((mW+t)*(x+1)+n, i, COLOR_BLACK);
            }
          }
        }
        if (m[x][y][2] && y < m[0].length-1) {
          for (int i = (mW+t)*x; i < (mW+t)*(x+1)+t; i++) {
            for (int n = 0; n < t; n++) {
              this.setRGB(i, (mH+t)*(y+1)+n, COLOR_BLACK);
            }
          }
        }
      }
    }
  }

}