public void ElementsTest1()
{
Matrix2D m1 = Matrix2D.Identity;
Matrix2D m2 = new Matrix2D(0, 0, 0, 0, 0, 0);
Matrix2D m3 = new Matrix2D(1, 2, 4, 5, 3, 6);
Assert.Equal(3, m1.RowCount);
Assert.Equal(3, m2.ColumnCount);
DoubleComponent[][] expected = new DoubleComponent[][]
{
new DoubleComponent[] {1, 4, 0},
new DoubleComponent[] {2, 5, 0},
new DoubleComponent[] {3, 6, 1}
};
Assert.Equal(expected[0][0], m3[0, 0]);
Assert.Equal(expected[0][1], m3[0, 1]);
Assert.Equal(expected[0][2], m3[0, 2]);
Assert.Equal(expected[1][0], m3[1, 0]);
Assert.Equal(expected[1][1], m3[1, 1]);
Assert.Equal(expected[1][2], m3[1, 2]);
Assert.Equal(expected[2][0], m3[2, 0]);
Assert.Equal(expected[2][1], m3[2, 1]);
Assert.Equal(expected[2][2], m3[2, 2]);
//m1.Elements = expected;
//Assert.Equal(m1, m3);
//Assert.True(m1.Equals(m3 as IMatrixD));
}
public void ElementsTest1()
{
Matrix2D m1 = Matrix2D.Identity;
Matrix2D m2 = new Matrix2D(0, 0, 0, 0, 0, 0);
Matrix2D m3 = new Matrix2D(1, 2, 4, 5, 3, 6);
Assert.AreEqual(3, m1.RowCount);
Assert.AreEqual(3, m2.ColumnCount);
DoubleComponent[][] expected = new DoubleComponent[][]
{
new DoubleComponent[] {1, 4, 0},
new DoubleComponent[] {2, 5, 0},
new DoubleComponent[] {3, 6, 1}
};
DoubleComponent[][] actual = m3.Elements;
Assert.AreEqual(expected[0][0], actual[0][0]);
Assert.AreEqual(expected[0][1], actual[0][1]);
Assert.AreEqual(expected[0][2], actual[0][2]);
Assert.AreEqual(expected[1][0], actual[1][0]);
Assert.AreEqual(expected[1][1], actual[1][1]);
Assert.AreEqual(expected[1][2], actual[1][2]);
Assert.AreEqual(expected[2][0], actual[2][0]);
Assert.AreEqual(expected[2][1], actual[2][1]);
Assert.AreEqual(expected[2][2], actual[2][2]);
m1.Elements = expected;
Assert.AreEqual(m1, m3);
Assert.IsTrue(m1.Equals(m3 as IMatrixD));
}
public void IsInvertableTest()
{
Matrix2D m1 = new Matrix2D(1, 1, 1, 1, 0, 0);
Matrix2D m2 = new Matrix2D(1, 2, 3, 4, 0, 0);
Assert.False(m1.IsInvertible);
Assert.True(m2.IsInvertible);
}
public void ResetTest()
{
Matrix2D m1 = new Matrix2D(1, 1, 0, 1, 1, 0);
m1.Reset();
Assert.Equal(Matrix2D.Identity, m1);
}
public void InvertTest()
{
Matrix2D m1 = new Matrix2D(1, 2, 3, 4, 0, 0);
Matrix2D expected = new Matrix2D(-2, 1, 1.5, -0.5, 0, 0);
IMatrixD m1Inverse = m1.Inverse;
for (Int32 i = 0; i < m1.RowCount; i++)
{
for (Int32 j = 0; j < m1.ColumnCount; j++)
{
Assert.Equal<Double>((Double)expected[i, j], (Double)m1Inverse[i, j], EpsilonComparer.Default);
}
}
}
public void InvertTest()
{
Matrix2D m1 = new Matrix2D(1, 2, 3, 4, 0, 0);
Matrix2D expected = new Matrix2D(-2, 1, 1.5, -0.5, 0, 0);
IMatrixD m1Inverse = m1.Inverse;
for (int i = 0; i < m1.RowCount; i++)
{
for (int j = 0; j < m1.ColumnCount; j++)
{
Assert.AreEqual((double) expected[i, j], (double) m1Inverse[i, j], _e);
}
}
}
/// <summary>
/// Computes whether the <see cref="Matrix2D"/> instance
/// is equal to some <paramref name="other"/>.
/// </summary>
/// <param name="other">
/// The other <see cref="Matrix2D"/> to test for equality.
/// </param>
/// <returns>
/// <see langword="true"/> if they are equal; <see langword="false"/> otherwise.
/// </returns>
public Boolean Equals(Matrix2D other)
{
if (ReferenceEquals(other, null))
{
return(false);
}
if (ReferenceEquals(this, other))
{
return(true);
}
Int32 length = _elements.Length;
DoubleComponent[] x = _elements;
DoubleComponent[] y = other._elements;
for (Int32 i = 0; i < length; i += 3)
{
DoubleComponent x1 = x[i];
DoubleComponent y1 = y[i];
DoubleComponent x2 = x[i + 1];
DoubleComponent y2 = y[i + 1];
DoubleComponent x3 = x[i + 2];
DoubleComponent y3 = y[i + 2];
if (!x1.Equals(y1) || !x2.Equals(y2) || !x3.Equals(y3))
{
return(false);
}
}
return(true);
}
/// <summary>
/// Computes whether the <see cref="Matrix2D"/> instance
/// is equal to some <paramref name="other"/>.
/// </summary>
/// <param name="other">
/// The other <see cref="Matrix2D"/> to test for equality.
/// </param>
/// <returns>
/// <see langword="true"/> if they are equal; <see langword="false"/> otherwise.
/// </returns>
public Boolean Equals(Matrix2D other)
{
if (ReferenceEquals(other, null))
{
return false;
}
if (ReferenceEquals(this, other))
{
return true;
}
Int32 length = _elements.Length;
DoubleComponent[] x = _elements;
DoubleComponent[] y = other._elements;
for (Int32 i = 0; i < length; i += 3)
{
DoubleComponent x1 = x[i];
DoubleComponent y1 = y[i];
DoubleComponent x2 = x[i + 1];
DoubleComponent y2 = y[i + 1];
DoubleComponent x3 = x[i + 2];
DoubleComponent y3 = y[i + 2];
if (!x1.Equals(y1) || !x2.Equals(y2) || !x3.Equals(y3))
{
return false;
}
}
return true;
}
public void ScaleTest1()
{
Matrix2D m1 = new Matrix2D(0, 0, 0, 0, 0, 0);
Matrix2D m2 = Matrix2D.Identity;
m1.Scale(10);
Assert.Equal(new Matrix2D(0, 0, 0, 0, 0, 0), m1);
m2.Scale(10);
Assert.Equal(10, m2.M11);
Assert.Equal(10, m2.M22);
Size2D scaleSize = new Size2D(-1, 5);
m1.Scale(scaleSize);
Assert.Equal(new Matrix2D(0, 0, 0, 0, 0, 0), m1);
m2.Scale(scaleSize);
Assert.Equal(-10, m2.M11);
Assert.Equal(50, m2.M22);
}
public abstract IEnumerable <TRenderObject> RenderText(String text, StyleFont font, Rectangle2D layoutRectangle,
Path2D flowPath, StyleBrush fontBrush, Matrix2D transform);
