Struct AABBf

Represents an axis aligned bounding box.

Inherited Members

System.ValueType.ToString()

System.Object.Equals(System.Object, System.Object)

System.Object.GetType()

System.Object.ReferenceEquals(System.Object, System.Object)

Namespace: Fusee.Math.Core

Assembly: Fusee.Math.Core.dll

Syntax

public struct AABBf

Constructors

AABBf(float3, float3)

Create a new axis aligned bounding box.

Declaration

public AABBf(float3 min_, float3 max_)

Parameters

Type	Name	Description
float3	min_	the minimum x y and z values.
float3	max_	the maximum x y and z values.

AABBf(ReadOnlySpan<float3>)

Create a new axis aligned bounding box.

Declaration

public AABBf(ReadOnlySpan<float3> vertices)

Parameters

Type	Name	Description
System.ReadOnlySpan<float3>	vertices	The list of vertices the bounding box is created for.

Fields

max

The maximum values of the axis aligned bounding box in x, y and z direction

Declaration

public float3 max

Field Value

Type	Description
float3

min

The minimum values of the axis aligned bounding box in x, y and z direction

Declaration

public float3 min

Field Value

Type	Description
float3

Properties

Center

Returns the center of the bounding box

Declaration

public readonly float3 Center { get; }

Property Value

Type	Description
float3

Size

Returns the with, height and depth of the box in x, y and z

Declaration

public readonly float3 Size { get; }

Property Value

Type	Description
float3

Methods

Equals(Object)

Indicates whether this AABBf is equal to another object.

Declaration

public override bool Equals(object obj)

Parameters

Type	Name	Description
System.Object	obj	The object. This method will throw an exception if the object isn't of type AABBf.

Returns

Type	Description
System.Boolean

Overrides

System.ValueType.Equals(System.Object)

GetHashCode()

Generates a hash code for this AABBf.

Declaration

public override int GetHashCode()

Returns

Type	Description
System.Int32

Overrides

System.ValueType.GetHashCode()

InsideOrIntersectingFrustum(FrustumF)

Checks if a viewing frustum lies within or intersects this AABB.

Declaration

public bool InsideOrIntersectingFrustum(FrustumF frustum)

Parameters

Type	Name	Description
FrustumF	frustum	The frustum to test against.

Returns

Type	Description
System.Boolean	false if fully outside, true if inside or intersecting.

InsideOrIntersectingPlane(PlaneF)

Checks if a plane lies within or intersects this AABB.

Declaration

public bool InsideOrIntersectingPlane(PlaneF plane)

Parameters

Type	Name	Description
PlaneF	plane	The plane to test against.

Returns

Type	Description
System.Boolean	false if fully outside, true if inside or intersecting.

IntersectRay(RayF)

Checks if a given ray originates in, or intersects this AABB.

Declaration

public bool IntersectRay(RayF ray)

Parameters

Type	Name	Description
RayF	ray	The ray to test against.

Returns

Type	Description
System.Boolean

Intersects(AABBf)

Check if this AABB intersects with another

Declaration

public bool Intersects(AABBf b)

Parameters

Type	Name	Description
AABBf	b

Returns

Type	Description
System.Boolean

Intersects(AABBf, AABBf)

Check if two AABBs intersect each other

Declaration

public static bool Intersects(AABBf left, AABBf right)

Parameters

Type	Name	Description
AABBf	left
AABBf	right

Returns

Type	Description
System.Boolean

Intersects(AABBf, float3)

Check if a point lies within a AABB

Declaration

public static bool Intersects(AABBf aabb, float3 point)

Parameters

Type	Name	Description
AABBf	aabb
float3	point

Returns

Type	Description
System.Boolean

Intersects(float3)

Check if point lies in this AABB

Declaration

public bool Intersects(float3 point)

Parameters

Type	Name	Description
float3	point

Returns

Type	Description
System.Boolean

Union(AABBf, AABBf)

Calculates the bounding box around two existing bounding boxes.

Declaration

public static AABBf Union(AABBf a, AABBf b)

Parameters

Type	Name	Description
AABBf	a	One of the bounding boxes to build the union from
AABBf	b	The other bounding box to build the union from

Returns

Type	Description
AABBf	The smallest axis aligned bounding box containing both input boxes

Union(AABBf, float3)

Calculates the bounding box around an existing bounding box and a single point.

Declaration

public static AABBf Union(AABBf a, float3 p)

Parameters

Type	Name	Description
AABBf	a	The bounding boxes to build the union from.
float3	p	The point to be enclosed by the resulting bounding box

Returns

Type	Description
AABBf	The smallest axis aligned bounding box containing the input box and the point.

Operators

BitwiseOr(AABBf, AABBf)

Calculates the bounding box around two existing bounding boxes.

Declaration

public static AABBf operator |(AABBf a, AABBf b)

Parameters

Type	Name	Description
AABBf	a	One of the bounding boxes to build the union from
AABBf	b	The other bounding box, to build the union from

Returns

Type	Description
AABBf	The smallest axis aligned bounding box containing both input boxes

BitwiseOr(AABBf, float3)

Calculates the bounding box around an existing bounding box and a single point.

Declaration

public static AABBf operator |(AABBf a, float3 p)

Parameters

Type	Name	Description
AABBf	a	The bounding boxes to build the union from.
float3	p	The point to be enclosed by the resulting bounding box

Returns

Type	Description
AABBf	The smallest axis aligned bounding box containing the input box and the point.

Examples

Use this operator e.g. to calculate the bounding box for a given list of points.

  AABB box = new AABB(pointList.First(), pointList.First());
  foreach (float3 p in pointList)
      box |= p;

Equality(AABBf, AABBf)

Operator override for equality.

Declaration

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

Parameters

Type	Name	Description
AABBf	left	The AABBf.
AABBf	right	The scalar value.

Returns

Type	Description
System.Boolean

Inequality(AABBf, AABBf)

Operator override for inequality.

Declaration

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

Parameters

Type	Name	Description
AABBf	left	The AABBf.
AABBf	right	The scalar value.

Returns

Type	Description
System.Boolean

Multiply(float4x4, AABBf)

Applies a transformation on the bounding box. After the transformation another axis aligned bounding box results. This is done by transforming all eight vertices of the box and re-aligning to the axes afterwards.

Declaration

public static AABBf operator *(float4x4 m, AABBf box)

Parameters

Type	Name	Description
float4x4	m	The transformation matrix.
AABBf	box	the box to transform.

Returns

Type	Description
AABBf	A new axis aligned bounding box.