public Transform2X getInverted()
{
Transform2X result = new Transform2X(a, b, c, d, tx, ty);
result.invert();
return(result);
}
public void copyFrom(Transform2X transform)
{
this.a = transform.a;
this.b = transform.b;
this.c = transform.c;
this.d = transform.d;
this.tx = transform.tx;
this.ty = transform.ty;
}
public static Transform2X multiply(Transform2X mtx1, Transform2X mtx2, Transform2X result = null)
{
if (result == null)
{
result = new Transform2X();
}
result.a = mtx1.a * mtx2.a + mtx1.c * mtx2.b;
result.c = mtx1.a * mtx2.c + mtx1.c * mtx2.d;
result.tx = mtx1.a * mtx2.tx + mtx1.c * mtx2.ty + mtx1.tx;
result.b = mtx1.b * mtx2.a + mtx1.d * mtx2.b;
result.d = mtx1.b * mtx2.c + mtx1.d * mtx2.d;
result.ty = mtx1.b * mtx2.tx + mtx1.d * mtx2.ty + mtx1.ty;
result.u = 0;
result.v = 0;
result.w = 1;
return(result);
}