public void TestBoundingSphere()
{
Cylinder3 testCylinder = new Cylinder3(
Matrix.CreateTranslation(new Vector3(100.0f, 200.0f, 300.0f)), 10.0f, 20.0f
);
Sphere3 boundingSphere = testCylinder.BoundingSphere;
GeoAssertHelper.AreAlmostEqual(
new Vector3(100.0f, 200.0f, 300.0f), boundingSphere.Center,
Specifications.MaximumDeviation, "Center of bounding sphere correctly determined"
);
Assert.That(
boundingSphere.Radius,
Is.EqualTo(14.142135623730950488016887242097f).Within(
Specifications.MaximumDeviation
).Ulps,
"Radius of bounding sphere exactly encloses the box"
);
}
public void TestMassProperties() {
Cylinder3 testCylinder = new Cylinder3(
Matrix.CreateTranslation(new Vector3(100.0f, 200.0f, 300.0f)), 10.0f, 20.0f
);
Assert.AreEqual(
new Vector3(100.0f, 200.0f, 300.0f), testCylinder.CenterOfMass,
"Center of mass is correctly positioned"
);
// Formula for cylinder surface area: 2 * pi * (r ^ 2) + 2 * pi * r * h
Assert.AreEqual(
1884.9555921538759430775860299677f, testCylinder.SurfaceArea,
Specifications.MaximumDeviation, "Surface area of cylinder is exactly determined"
);
// Formula for cylinder volume: pi * (r ^ 2) * h
Assert.AreEqual(
6283.185307179586476925286766559f, testCylinder.Mass,
Specifications.MaximumDeviation, "Mass of cylinder is exactly determined"
);
}
public void TestMassProperties()
{
Cylinder3 testCylinder = new Cylinder3(
Matrix.CreateTranslation(new Vector3(100.0f, 200.0f, 300.0f)), 10.0f, 20.0f
);
Assert.AreEqual(
new Vector3(100.0f, 200.0f, 300.0f), testCylinder.CenterOfMass,
"Center of mass is correctly positioned"
);
// Formula for cylinder surface area: 2 * pi * (r ^ 2) + 2 * pi * r * h
Assert.AreEqual(
1884.9555921538759430775860299677f, testCylinder.SurfaceArea,
Specifications.MaximumDeviation, "Surface area of cylinder is exactly determined"
);
// Formula for cylinder volume: pi * (r ^ 2) * h
Assert.AreEqual(
6283.185307179586476925286766559f, testCylinder.Mass,
Specifications.MaximumDeviation, "Mass of cylinder is exactly determined"
);
}
/// <summary>Visit a cylinder</summary> /// <param name="cylinder">Cylinder to visit</param> public abstract void Visit(Cylinder3 cylinder);
/// <summary>Visit a cylinder</summary> /// <param name="cylinder">Cylinder to visit</param> public abstract void Visit(Cylinder3 cylinder);
public Cylinder3(Cylinder3 other)
: this(other.Transform, other.Radius, other.Height)
{
}
public Cylinder3(Cylinder3 other)
: this(other.Transform, other.Radius, other.Height) { }
public void TestBoundingSphere() {
Cylinder3 testCylinder = new Cylinder3(
Matrix.CreateTranslation(new Vector3(100.0f, 200.0f, 300.0f)), 10.0f, 20.0f
);
Sphere3 boundingSphere = testCylinder.BoundingSphere;
GeoAssertHelper.AreAlmostEqual(
new Vector3(100.0f, 200.0f, 300.0f), boundingSphere.Center,
Specifications.MaximumDeviation, "Center of bounding sphere correctly determined"
);
Assert.That(
boundingSphere.Radius,
Is.EqualTo(14.142135623730950488016887242097f).Within(
Specifications.MaximumDeviation
).Ulps,
"Radius of bounding sphere exactly encloses the box"
);
}
