public static Matrix2x2 operator *(double value, Matrix2x2 matrix)
{
Matrix2x2 result = matrix;
result.MultiplyAt(value);
return(result);
}
public static Matrix2x2 operator /(Matrix2x2 matrix, double value)
{
Matrix2x2 result = matrix;
result.DivideAt(value);
return(result);
}
public static Matrix2x2 operator +(Matrix2x2 leftMatrix, Matrix2x2 rightMatrix)
{
Matrix2x2 result = leftMatrix;
result.Add(rightMatrix);
return(result);
}
public static Matrix2x2 operator -(Matrix2x2 leftMatrix, Matrix2x2 rightMatrix)
{
Matrix2x2 result = leftMatrix;
result.Subtract(rightMatrix);
return(result);
}
public Matrix2x2 Divide(double value)
{
Matrix2x2 result = this;
result.DivideAt(value);
return(result);
}
public Matrix2x2(Matrix2x2 matrix)
{
this.a_1_1 = matrix.a_1_1;
this.a_1_2 = matrix.a_1_2;
this.a_2_1 = matrix.a_2_1;
this.a_2_2 = matrix.a_2_2;
}
public void Subtract(Matrix2x2 matrix)
{
this.a_1_1 -= matrix.a_1_1;
this.a_1_2 -= matrix.a_1_2;
this.a_2_1 -= matrix.a_2_1;
this.a_2_2 -= matrix.a_2_2;
}
public void Add(Matrix2x2 matrix)
{
this.a_1_1 += matrix.a_1_1;
this.a_1_2 += matrix.a_1_2;
this.a_2_1 += matrix.a_2_1;
this.a_2_2 += matrix.a_2_2;
}
public void Set(Matrix2x2 matrix)
{
this.a_1_1 = matrix.a_1_1;
this.a_1_2 = matrix.a_1_2;
this.a_2_1 = matrix.a_2_1;
this.a_2_2 = matrix.a_2_2;
}
public Matrix2x2 Multiply(Matrix2x2 rightMatrix)
{
Matrix2x2 result = new Matrix2x2();
result.a_1_1 = this.a_1_1 * rightMatrix.a_1_1 + this.a_1_2 * rightMatrix.a_2_1;
result.a_1_2 = this.a_1_1 * rightMatrix.a_1_2 + this.a_1_2 * rightMatrix.a_2_2;
result.a_2_1 = this.a_2_1 * rightMatrix.a_1_1 + this.a_2_2 * rightMatrix.a_2_1;
result.a_2_2 = this.a_2_1 * rightMatrix.a_1_2 + this.a_2_2 * rightMatrix.a_2_2;
return(result);
}
public Matrix2x2 GetBackwardRotationMatrix()
{
double cos = this.Cos();
double sin = this.Sin();
Matrix2x2 result = new Matrix2x2();
result.a_1_1 = cos;
result.a_1_2 = sin;
result.a_2_1 = -sin;
result.a_2_2 = cos;
return(result);
}
public void SetMultiplicationOf(Matrix2x2 firstMatrix, Matrix2x2 secondMatrix)
{
this.Set(firstMatrix.Multiply(secondMatrix));
}
public void MultiplyAt(Matrix2x2 rightMatrix)
{
this.Set(this.Multiply(rightMatrix));
}