Matrix4f

public class Matrix4f {

    public Matrix4f(){
	m = new float[4][4];
    }

    public Matrix4f translate2Dto3D(Matrix3f m2){
	m[0][0] = m2.get(0, 0);	m[0][1] = m2.get(0, 1);	m[0][2] = 0;	m[0][3] = m2.get(0, 2);
	m[1][0] = m2.get(1, 0);	m[1][1] = m2.get(1, 1);	m[1][2] = 0;	m[1][3] = m2.get(1, 2);
	m[2][0] = 0;		m[2][1] = 0;		m[2][2] = 1;	m[2][3] = 0;
	m[3][0] = 0;		m[3][1] = 0;		m[3][2] = 0;	m[3][3] = 1;
	System.out.println(toString());
	return this;
    }

    private float[][] m;

    public float[][] getM() {
	return m;
    }

    public void setM(float[][] m) {
	this.m = m;
    }

    public float get(int x, int y) {
	return m[x][y];
    }

    @Override
    public String toString(){
	return 	"X: (" + m[0][0] + "," + m[0][1] + "," + m[0][2] + "," + m[0][3] + ")" + "\n" +
		"Y: (" + m[1][0] + "," + m[1][1] + "," + m[1][2] + "," + m[1][3] + ")" + "\n" +
		"Z: (" + m[2][0] + "," + m[2][1] + "," + m[2][2] + "," + m[2][3] + ")" + "\n" +
		"W: (" + m[2][0] + "," + m[3][1] + "," + m[3][2] + "," + m[2][3] + ")";

    }



}