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  3. FConvexVolume

FConvexVolume

[FConvexVolume](API\Runtime\Engine\FConvexVolume)

Unreal Engine C++ API Reference > Runtime > Engine

References

   
Module Engine
Header /Engine/Source/Runtime/Engine/Public/ConvexVolume.h
Include #include "ConvexVolume.h"

Syntax

struct FConvexVolume

Remarks

FConvexVolume

Variables

  Type Name Description
Public variable FPermutedPlaneArray PermutedPlanes This is the set of planes pre-permuted to SSE/Altivec form
Public variable FPlaneArray Planes  

Constructors

  Type Name Description
Public function    
Public function  

FConvexVolume ( const TArray< FPlane, TInlineAllocator< 6 >>& InPlanes
)

 Builds the set of planes used to clip against.

Functions

  Type Name Description
Public function Const bool

ClipPolygon ( FPoly& Polygon
)

 Clips a polygon to the volume.
Public function Const float

DistanceTo ( const FVector& Point
)

 Calculates the maximum perpendicular distance of a point to the plains of the convex volume.
Public function Const FOutcode

GetBoxIntersectionOutcode ( const FVector& Origin,
const FVector& Extent
)

  
Public function void

Init ()

 Builds the permuted planes for SSE/Altivec fast clipping
Public function Const bool

IntersectBox ( const FVector& Origin,
const FVector& Extent
)

 Intersection test with a translated axis-aligned box.
Public function Const bool

IntersectBox ( const FVector& Origin,
const FVector& Extent,
bool& bOutFullyContained
)

 Intersection test with a translated axis-aligned box.
Public function Const bool

IntersectBox ( const FVector& Origin,
const FVector& Translation,
const FVector& Extent
)

 Intersection test with a translated axis-aligned box.
Public function Const bool

IntersectLineSegment ( const FVector& Start,
const FVector& End
)

 Intersection test with line segment
Public function Const bool

IntersectPoint ( const FVector& Point
)

 Determines whether the given point lies inside the convex volume
Public function Const bool

IntersectSphere ( const FVector& Origin,
const float& Radius
)

 Intersection test with a sphere
Public function Const bool

IntersectSphere ( const FVector& Origin,
const float& Radius,
bool& bOutFullyContained
)

 Intersection test with a sphere
Public function Const bool

IntersectTriangle ( const FVector& PointA,
const FVector& PointB,
const FVector& PointC,
bool& bOutFullyContained
)

 Intersection test with a triangle param bOutFullyContained to know if the triangle was fully contained

Typedefs

Name Description
FPermutedPlaneArray  
FPlaneArray  

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