Struct BoundingBox

A bounding axis-aligned object.

Implements

IEquatable<BoundingBox>

Inherited Members

ValueType.ToString()

object.Equals(object, object)

object.GetType()

object.ReferenceEquals(object, object)

Namespace: JeremyAnsel.DirectX.DXMath.Collision

Assembly: JeremyAnsel.DirectX.DXMath.dll

Syntax

public struct BoundingBox : IEquatable<BoundingBox>

Constructors

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BoundingBox(XMFloat3, XMFloat3)

Initializes a new instance of the BoundingBox struct.

Declaration

public BoundingBox(XMFloat3 center, XMFloat3 extents)

Parameters

Type	Name	Description
XMFloat3	center	The coordinate of the center of the box.
XMFloat3	extents	The extents of the box.

Fields

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CornerCount

The number of points defining the BoundingBox.

Declaration

public const int CornerCount = 8

Field Value

Type	Description
int

Properties

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Center

Gets or sets the center of the BoundingBox.

Declaration

public XMFloat3 Center { get; set; }

Property Value

Type	Description
XMFloat3

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Extents

Gets or sets the extents of the BoundingBox.

Declaration

public XMFloat3 Extents { get; set; }

Property Value

Type	Description
XMFloat3

Methods

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ContainedBy(XMVector, XMVector, XMVector, XMVector, XMVector, XMVector)

Tests whether the BoundingBox is contained by the specified frustum.

Declaration

public ContainmentType ContainedBy(XMVector plane0, XMVector plane1, XMVector plane2, XMVector plane3, XMVector plane4, XMVector plane5)

Parameters

Type	Name	Description
XMVector	plane0	The first plane describing the frustum.
XMVector	plane1	The second plane describing the frustum.
XMVector	plane2	The third plane describing the frustum.
XMVector	plane3	The fourth plane describing the frustum.
XMVector	plane4	The fifth plane describing the frustum.
XMVector	plane5	The sixth plane describing the frustum.

Returns

Type	Description
ContainmentType	A ContainmentType value indicating whether the frustum contains the BoundingBox.

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ContainedBy(XMVector[]?)

Tests whether the BoundingBox is contained by the specified frustum.

Declaration

public ContainmentType ContainedBy(XMVector[]? planes)

Parameters

Type	Name	Description
XMVector[]	planes	The planes describing the frustum.

Returns

Type	Description
ContainmentType	A ContainmentType value indicating whether the frustum contains the BoundingBox.

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Contains(BoundingBox)

Tests whether the BoundingBox contains another BoundingBox.

Declaration

public ContainmentType Contains(BoundingBox box)

Parameters

Type	Name	Description
BoundingBox	box	The BoundingBox to test against.

Returns

Type	Description
ContainmentType	A ContainmentType value indicating whether the BoundingBox contains the specified BoundingBox.

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Contains(BoundingFrustum)

Tests whether the BoundingBox contains the specified BoundingFrustum.

Declaration

public ContainmentType Contains(BoundingFrustum fr)

Parameters

Type	Name	Description
BoundingFrustum	fr	The BoundingFrustum to test against.

Returns

Type	Description
ContainmentType	A ContainmentType value indicating whether the BoundingFrustum is contained in the BoundingBox.

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Contains(BoundingOrientedBox)

Tests whether the BoundingBox contains the specified BoundingOrientedBox.

Declaration

public ContainmentType Contains(BoundingOrientedBox box)

Parameters

Type	Name	Description
BoundingOrientedBox	box	The BoundingOrientedBox to test against.

Returns

Type	Description
ContainmentType	A ContainmentType value indicating whether the BoundingOrientedBox is contained in the BoundingBox.

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Contains(BoundingSphere)

Tests whether the BoundingBox contains a specified BoundingSphere.

Declaration

public ContainmentType Contains(BoundingSphere sh)

Parameters

Type	Name	Description
BoundingSphere	sh	The BoundingSphere to test against.

Returns

Type	Description
ContainmentType	A ContainmentType value indicating whether the BoundingBox contains the BoundingSphere.

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Contains(XMVector)

Tests the whether the BoundingBox contains a specified point.

Declaration

public ContainmentType Contains(XMVector point)

Parameters

Type	Name	Description
XMVector	point	The point to test against.

Returns

Type	Description
ContainmentType	A ContainmentType value indicating whether the point is contained in the BoundingBox.

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Contains(XMVector, XMVector, XMVector)

Test whether the BoundingBox contains a specified triangle.

Declaration

public ContainmentType Contains(XMVector v0, XMVector v1, XMVector v2)

Parameters

Type	Name	Description
XMVector	v0	The first corner of the triangle.
XMVector	v1	The second corner of the triangle.
XMVector	v2	The third corner of the triangle.

Returns

Type	Description
ContainmentType	A ContainmentType value indicating whether the BoundingBox contains the specified triangle.

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CreateFromPoints(XMFloat3[]?)

Creates a BoundingBox from a list of points.

Declaration

public static BoundingBox CreateFromPoints(XMFloat3[]? points)

Parameters

Type	Name	Description
XMFloat3[]	points	The points to create the BoundingBox from.

Returns

Type	Description
BoundingBox	The new BoundingBox containing the specified points.

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CreateFromPoints(XMVector, XMVector)

Creates a BoundingBox from two points.

Declaration

public static BoundingBox CreateFromPoints(XMVector pt1, XMVector pt2)

Parameters

Type	Name	Description
XMVector	pt1	The first point the new BoundingBox should contain.
XMVector	pt2	The second point the new BoundingBox should contain.

Returns

Type	Description
BoundingBox	The new BoundingBox containing the two specified points.

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CreateFromSphere(BoundingSphere)

Creates a BoundingBox large enough to contain the a specified BoundingSphere.

Declaration

public static BoundingBox CreateFromSphere(BoundingSphere sh)

Parameters

Type	Name	Description
BoundingSphere	sh	The BoundingSphere the new BoundingBox should contain.

Returns

Type	Description
BoundingBox	The new BoundingBox.

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CreateMerged(BoundingBox, BoundingBox)

Creates a BoundingBox large enough to contains two specified BoundingBox instances.

Declaration

public static BoundingBox CreateMerged(BoundingBox b1, BoundingBox b2)

Parameters

Type	Name	Description
BoundingBox	b1	The first BoundingBox that should be contained in the new BoundingBox.
BoundingBox	b2	The second BoundingBox that should be contained in the new BoundingBox.

Returns

Type	Description
BoundingBox	The merged BoundingBox.

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Equals(BoundingBox)

Determines whether the specified object is equal to the current object.

Declaration

public bool Equals(BoundingBox other)

Parameters

Type	Name	Description
BoundingBox	other	The object to compare with the current object.

Returns

Type	Description
bool	true if the specified object is equal to the current object; otherwise, false.

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Equals(object?)

Determines whether the specified object is equal to the current object.

Declaration

public override bool Equals(object? obj)

Parameters

Type	Name	Description
object	obj	The object to compare with the current object.

Returns

Type	Description
bool	true if the specified object is equal to the current object; otherwise, false.

Overrides

ValueType.Equals(object)

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GetCorners()

Retrieves the corners of the BoundingBox.

Declaration

public XMFloat3[] GetCorners()

Returns

Type	Description
XMFloat3[]	The corners of the BoundingBox.

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GetHashCode()

Returns the hash code for this instance.

Declaration

public override int GetHashCode()

Returns

Type	Description
int	A 32-bit signed integer that is the hash code for this instance.

Overrides

ValueType.GetHashCode()

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Intersects(BoundingBox)

Tests the BoundingBox for intersection with another BoundingBox.

Declaration

public bool Intersects(BoundingBox box)

Parameters

Type	Name	Description
BoundingBox	box	The BoundingBox to test for intersection.

Returns

Type	Description
bool	A boolean value indicating whether the BoundingBox intersects the specified BoundingBox.

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Intersects(BoundingFrustum)

Test the BoundingBox for intersection with a BoundingFrustum.

Declaration

public bool Intersects(BoundingFrustum fr)

Parameters

Type	Name	Description
BoundingFrustum	fr	The BoundingFrustum to test for intersection.

Returns

Type	Description
bool	A boolean value indicating whether the BoundingBox intersects the specified BoundingFrustum.

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Intersects(BoundingOrientedBox)

Test the BoundingBox for intersection with a BoundingOrientedBox.

Declaration

public bool Intersects(BoundingOrientedBox box)

Parameters

Type	Name	Description
BoundingOrientedBox	box	The BoundingOrientedBox to test for intersection.

Returns

Type	Description
bool	A boolean value indicating whether the BoundingBox intersects the specified BoundingOrientedBox.

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Intersects(BoundingSphere)

Tests the BoundingBox for intersection with a BoundingSphere.

Declaration

public bool Intersects(BoundingSphere sh)

Parameters

Type	Name	Description
BoundingSphere	sh	The BoundingSphere to test for intersection.

Returns

Type	Description
bool	A boolean value indicating whether the BoundingBox intersects the specified BoundingSphere.

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Intersects(XMVector)

Test the BoundingBox for intersection with a plane.

Declaration

public PlaneIntersectionType Intersects(XMVector plane)

Parameters

Type	Name	Description
XMVector	plane	A vector describing the plane.

Returns

Type	Description
PlaneIntersectionType	A PlaneIntersectionType value indicating the intersection status.

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Intersects(XMVector, XMVector)

Test the BoundingBox for intersection with a ray.

Declaration

public bool Intersects(XMVector origin, XMVector direction)

Parameters

Type	Name	Description
XMVector	origin	The origin of the ray.
XMVector	direction	The direction of the ray.

Returns

Type	Description
bool	A boolean value indicating whether the BoundingBox intersects the ray.

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Intersects(XMVector, XMVector, XMVector)

Test the BoundingBox for intersection with a triangle.

Declaration

public bool Intersects(XMVector v0, XMVector v1, XMVector v2)

Parameters

Type	Name	Description
XMVector	v0	The first vector describing the triangle.
XMVector	v1	The second vector describing the triangle.
XMVector	v2	The third vector describing the triangle.

Returns

Type	Description
bool	A boolean value indicating whether the BoundingBox intersects the triangle.

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Intersects(XMVector, XMVector, out float)

Test the BoundingBox for intersection with a ray.

Declaration

public bool Intersects(XMVector origin, XMVector direction, out float distance)

Parameters

Type	Name	Description
XMVector	origin	The origin of the ray.
XMVector	direction	The direction of the ray.
float	distance	The length of the ray.

Returns

Type	Description
bool	A boolean value indicating whether the BoundingBox intersects the ray.

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Transform(XMMatrix)

Transforms the BoundingBox.

Declaration

public BoundingBox Transform(XMMatrix m)

Parameters

Type	Name	Description
XMMatrix	m	The matrix to transform the BoundingBox by.

Returns

Type	Description
BoundingBox	The transformed BoundingBox.

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Transform(float, XMVector, XMVector)

Transforms the BoundingBox.

Declaration

public BoundingBox Transform(float scale, XMVector rotation, XMVector translation)

Parameters

Type	Name	Description
float	scale	The value to scale the BoundingBox by.
XMVector	rotation	The value to rotate the BoundingBox by.
XMVector	translation	The value to translate the BoundingBox by.

Returns

Type	Description
BoundingBox	The transformed BoundingBox.

Operators

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operator ==(BoundingBox, BoundingBox)

Compares two BoundingBox objects. The result specifies whether the values of the two objects are equal.

Declaration

public static bool operator ==(BoundingBox left, BoundingBox right)

Parameters

Type	Name	Description
BoundingBox	left	The left BoundingBox to compare.
BoundingBox	right	The right BoundingBox to compare.

Returns

Type	Description
bool	true if the values of left and right are equal; otherwise, false.

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operator !=(BoundingBox, BoundingBox)

Compares two BoundingBox objects. The result specifies whether the values of the two objects are unequal.

Declaration

public static bool operator !=(BoundingBox left, BoundingBox right)

Parameters

Type	Name	Description
BoundingBox	left	The left BoundingBox to compare.
BoundingBox	right	The right BoundingBox to compare.

Returns

Type	Description
bool	true if the values of left and right differ; otherwise, false.

Implements

IEquatable<T>