Quaternion.X Property

Quaternion X Property

Delta Engine Documentation

Namespace: DeltaEngine.Datatypes
Assembly: DeltaEngine (in DeltaEngine.dll) Version: 1.1.1.0 (1.1.1)

Syntax

public float X { get; set; }

public float X { get; set; }

Public Property X As Single 
	Get 
	Set

Public Property X As Single 
	Get 
	Set

public:
property float X {
	float get ();
	void set (float value);
}

public:
property float X {
	float get ();
	void set (float value);
}

member X : float32 with get, set

member X : float32 with get, set

Property Value

Type: Single

Remarks

Tests: DeltaEngine.Tests.Datatypes.QuaternionTests

Examples

1 unit tests call DeltaEngine.Datatypes.Quaternion.X

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[Test]
public void RotatingUnitXByQuaternionMatchesRotatingItByMatrix()
{
    var quaternion = Quaternion.FromAxisAngle(Vector3D.UnitY, 90.0f);
    var rotatedViaMatrix = Matrix.FromQuaternion(quaternion) * Vector3D.UnitX;
    var rotatedViaQuaternion = quaternion * Vector3D.UnitX;
    Assert.AreEqual(rotatedViaMatrix, rotatedViaQuaternion);
}

[Test]
public void RotatingUnitXByQuaternionMatchesRotatingItByMatrix()
{
    var quaternion = Quaternion.FromAxisAngle(Vector3D.UnitY, 90.0f);
    var rotatedViaMatrix = Matrix.FromQuaternion(quaternion) * Vector3D.UnitX;
    var rotatedViaQuaternion = quaternion * Vector3D.UnitX;
    Assert.AreEqual(rotatedViaMatrix, rotatedViaQuaternion);
}