/// <summary>
/// Initialize using a position vector and a rotation matrix.
/// </summary>
/// <param name="position">The position.</param>
/// <param name="r">The r.</param>
public Transform(Vector2 position, ref Mat22 r)
{
Position = position;
R = r;
}
public static Vector2 Multiply(ref Mat22 A, ref Vector2 v)
{
return(new Vector2(A.col1.X * v.X + A.col2.X * v.Y, A.col1.Y * v.X + A.col2.Y * v.Y));
}
public static Vector2 MulT(ref Mat22 A, ref Vector2 v)
{
return(new Vector2(v.X * A.ex.X + v.Y * A.ex.Y, v.X * A.ey.X + v.Y * A.ey.Y));
}
public static void Add(ref Mat22 A, ref Mat22 B, out Mat22 R)
{
R = new Mat22(A.col1 + B.col1, A.col2 + B.col2);
}
public static void Add(ref Mat22 A, ref Mat22 B, out Mat22 R)
{
R.ex = A.ex + B.ex;
R.ey = A.ey + B.ey;
}
public static Vector2 Mul(ref Mat22 A, ref Vector2 v)
{
return(new Vector2(A.ex.X * v.X + A.ey.X * v.Y, A.ex.Y * v.X + A.ey.Y * v.Y));
}
public static Vector2 MultiplyT(ref Mat22 A, ref Vector2 v)
{
return(new Vector2(v.X * A.Col1.X + v.Y * A.Col1.Y, v.X * A.Col2.X + v.Y * A.Col2.Y));
}
public static Vector2 Multiply(ref Mat22 A, ref Vector2 v)
{
return(new Vector2(A.Col1.x * v.x + A.Col2.x * v.y, A.Col1.y * v.x + A.Col2.y * v.y));
}
public static void Add(ref Mat22 A, ref Mat22 B, out Mat22 R)
{
R.Ex = A.Ex + B.Ex;
R.Ey = A.Ey + B.Ey;
}
public static void Add(ref Mat22 A, ref Mat22 B, out Mat22 R)
{
R.Col1 = A.Col1 + B.Col1;
R.Col2 = A.Col2 + B.Col2;
}
/// <summary>
/// Initialize using a position vector and a rotation matrix.
/// </summary>
/// <param name="position">The position.</param>
/// <param name="r">The r.</param>
public Transform(ref Vector2 position, ref Mat22 r)
{
this.Position = position;
this.R = r;
}
public static Vector2 mulT(ref Mat22 A, Vector2 v)
{
return(mulT(ref A, ref v));
}
public static Vector2 MultiplyT(ref Mat22 A, ref Vector2 v)
{
return(new Vector2(v.x * A.Col1.x + v.y * A.Col1.y, v.x * A.Col2.x + v.y * A.Col2.y));
}
public static Vector2 MultiplyT(ref Mat22 A, Vector2 v)
{
return(MultiplyT(ref A, ref v));
}
public static Vector2 MulT(ref Mat22 A, Vector2 v)
{
return MulT(ref A, ref v);
}
public static Vector2 MultiplyT(ref Mat22 A, ref Vector2 v)
{
return(new Vector2(Vector2.Dot(v, A.col1), Vector2.Dot(v, A.col2)));
}
public static FVector2 MulT(ref Mat22 A, FVector2 v)
{
return(MulT(ref A, ref v));
}
