public void RotationZIsPreservedAfterConversion()
{
var m = new _FbxSharp.Matrix(
_FbxSharp.Vector4.Zero,
new _FbxSharp.Vector4(0, 0, 91),
_FbxSharp.Vector3.One.ToVector4());
var expected = Matrix.CreateRotationZ(91.0f.ToRadians());
// when:
var actual = m.ToChamber();
// then:
Assert.AreEqual(expected.M11, actual.M11, 0.00001f);
Assert.AreEqual(expected.M12, actual.M12, 0.00001f);
Assert.AreEqual(expected.M13, actual.M13, 0.00001f);
Assert.AreEqual(expected.M14, actual.M14, 0.00001f);
Assert.AreEqual(expected.M21, actual.M21, 0.00001f);
Assert.AreEqual(expected.M22, actual.M22, 0.00001f);
Assert.AreEqual(expected.M23, actual.M23, 0.00001f);
Assert.AreEqual(expected.M24, actual.M24, 0.00001f);
Assert.AreEqual(expected.M31, actual.M31, 0.00001f);
Assert.AreEqual(expected.M32, actual.M32, 0.00001f);
Assert.AreEqual(expected.M33, actual.M33, 0.00001f);
Assert.AreEqual(expected.M34, actual.M34, 0.00001f);
Assert.AreEqual(expected.M41, actual.M41, 0.00001f);
Assert.AreEqual(expected.M42, actual.M42, 0.00001f);
Assert.AreEqual(expected.M43, actual.M43, 0.00001f);
Assert.AreEqual(expected.M44, actual.M44, 0.00001f);
}
public void ScaleIsPreservedAfterConversion()
{
var m = new _FbxSharp.Matrix(
_FbxSharp.Vector4.Zero,
_FbxSharp.Vector4.Zero,
new _FbxSharp.Vector4(2, 3, 4));
var expected = Matrix.CreateScale(new Vector3(2, 3, 4));
// when:
var actual = m.ToChamber();
// then:
Assert.AreEqual(expected.M11, actual.M11, 0.00001f);
Assert.AreEqual(expected.M12, actual.M12, 0.00001f);
Assert.AreEqual(expected.M13, actual.M13, 0.00001f);
Assert.AreEqual(expected.M14, actual.M14, 0.00001f);
Assert.AreEqual(expected.M21, actual.M21, 0.00001f);
Assert.AreEqual(expected.M22, actual.M22, 0.00001f);
Assert.AreEqual(expected.M23, actual.M23, 0.00001f);
Assert.AreEqual(expected.M24, actual.M24, 0.00001f);
Assert.AreEqual(expected.M31, actual.M31, 0.00001f);
Assert.AreEqual(expected.M32, actual.M32, 0.00001f);
Assert.AreEqual(expected.M33, actual.M33, 0.00001f);
Assert.AreEqual(expected.M34, actual.M34, 0.00001f);
Assert.AreEqual(expected.M41, actual.M41, 0.00001f);
Assert.AreEqual(expected.M42, actual.M42, 0.00001f);
Assert.AreEqual(expected.M43, actual.M43, 0.00001f);
Assert.AreEqual(expected.M44, actual.M44, 0.00001f);
}
public void TranslationIsPreservedAfterConversion3()
{
// given:
var m = new _FbxSharp.Matrix(
new _FbxSharp.Vector4(2, 3, 4),
_FbxSharp.Vector4.Zero,
_FbxSharp.Vector3.One.ToVector4());
var expected = Matrix.CreateTranslation(2, 3, 4);
// when:
var actual = m.ToChamber();
// then:
Assert.AreEqual(expected.M11, actual.M11, 0.00001f);
Assert.AreEqual(expected.M12, actual.M12, 0.00001f);
Assert.AreEqual(expected.M13, actual.M13, 0.00001f);
Assert.AreEqual(expected.M14, actual.M14, 0.00001f);
Assert.AreEqual(expected.M21, actual.M21, 0.00001f);
Assert.AreEqual(expected.M22, actual.M22, 0.00001f);
Assert.AreEqual(expected.M23, actual.M23, 0.00001f);
Assert.AreEqual(expected.M24, actual.M24, 0.00001f);
Assert.AreEqual(expected.M31, actual.M31, 0.00001f);
Assert.AreEqual(expected.M32, actual.M32, 0.00001f);
Assert.AreEqual(expected.M33, actual.M33, 0.00001f);
Assert.AreEqual(expected.M34, actual.M34, 0.00001f);
Assert.AreEqual(expected.M41, actual.M41, 0.00001f);
Assert.AreEqual(expected.M42, actual.M42, 0.00001f);
Assert.AreEqual(expected.M43, actual.M43, 0.00001f);
Assert.AreEqual(expected.M44, actual.M44, 0.00001f);
}
public void TranslationIsPreservedAfterConversion2()
{
var m = new _FbxSharp.Matrix(
new _FbxSharp.Vector4(2, 3, 4),
_FbxSharp.Vector4.Zero,
_FbxSharp.Vector3.One.ToVector4());
// when:
var mm = m.ToChamber();
var translation = mm.Translation;
// then:
Assert.AreEqual(2, translation.X);
Assert.AreEqual(3, translation.Y);
Assert.AreEqual(4, translation.Z);
}
public void ElementIndexesAreFlipped()
{
var m = new _FbxSharp.Matrix(1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16);
var mm = m.ToChamber();
Assert.AreEqual(mm.M11, m.M00);
Assert.AreEqual(mm.M21, m.M01);
Assert.AreEqual(mm.M31, m.M02);
Assert.AreEqual(mm.M41, m.M03);
Assert.AreEqual(mm.M12, m.M10);
Assert.AreEqual(mm.M22, m.M11);
Assert.AreEqual(mm.M32, m.M12);
Assert.AreEqual(mm.M42, m.M13);
Assert.AreEqual(mm.M13, m.M20);
Assert.AreEqual(mm.M23, m.M21);
Assert.AreEqual(mm.M33, m.M22);
Assert.AreEqual(mm.M43, m.M23);
Assert.AreEqual(mm.M14, m.M30);
Assert.AreEqual(mm.M24, m.M31);
Assert.AreEqual(mm.M34, m.M32);
Assert.AreEqual(mm.M44, m.M33);
Assert.AreEqual(1, mm.M11);
Assert.AreEqual(2, mm.M12);
Assert.AreEqual(3, mm.M13);
Assert.AreEqual(4, mm.M14);
Assert.AreEqual(5, mm.M21);
Assert.AreEqual(6, mm.M22);
Assert.AreEqual(7, mm.M23);
Assert.AreEqual(8, mm.M24);
Assert.AreEqual(9, mm.M31);
Assert.AreEqual(10, mm.M32);
Assert.AreEqual(11, mm.M33);
Assert.AreEqual(12, mm.M34);
Assert.AreEqual(13, mm.M41);
Assert.AreEqual(14, mm.M42);
Assert.AreEqual(15, mm.M43);
Assert.AreEqual(16, mm.M44);
}
public void RotationYAngleIsFlipped()
{
var m = new _FbxSharp.Matrix(
_FbxSharp.Vector4.Zero,
new _FbxSharp.Vector4(0, 37, 0),
_FbxSharp.Vector3.One.ToVector4());
// when:
var mm = m.ToChamber();
var aa = mm.DecomposedRotation.AxisAngle;
// then:
Assert.AreEqual(Vector3.UnitY, aa.ToVectorXYZ());
Assert.AreEqual(0.645772f, aa.W, 0.000001f);
// when:
var m2 = Matrix.CreateRotationY((37.0f).ToRadians());
var aa2 = m2.DecomposedRotation.AxisAngle;
// then:
Assert.AreEqual(Vector3.UnitY, aa2.ToVectorXYZ());
Assert.AreEqual(0.645772f, aa2.W, 0.000001f);
}