Urho3D::Frustum Class Reference

Convex constructed of 6 planes. More...

#include <Urho3D/Math/Frustum.h>

Collaboration diagram for Urho3D::Frustum:

Public Member Functions
	Frustum () noexcept=default
	Construct a degenerate frustum with all points at origin.
	Frustum (const Frustum &frustum) noexcept
	Copy-construct from another frustum.
Frustum &	operator= (const Frustum &rhs) noexcept
	Assign from another frustum.
void	Define (float fov, float aspectRatio, float zoom, float nearZ, float farZ, const Matrix3x4 &transform=Matrix3x4::IDENTITY)
	Define with projection parameters and a transform matrix.
void	Define (const Vector3 &near, const Vector3 &far, const Matrix3x4 &transform=Matrix3x4::IDENTITY)
	Define with near and far dimension vectors and a transform matrix.
void	Define (const BoundingBox &box, const Matrix3x4 &transform=Matrix3x4::IDENTITY)
	Define with a bounding box and a transform matrix.
void	Define (const Matrix4 &projection)
	Define from a projection or view-projection matrix.
void	DefineOrtho (float orthoSize, float aspectRatio, float zoom, float nearZ, float farZ, const Matrix3x4 &transform=Matrix3x4::IDENTITY)
	Define with orthographic projection parameters and a transform matrix.
void	DefineSplit (const Matrix4 &projection, float near, float far)
	Define a split (limited) frustum from a projection matrix, with near & far distances specified.
void	Transform (const Matrix3 &transform)
	Transform by a 3x3 matrix.
void	Transform (const Matrix3x4 &transform)
	Transform by a 3x4 matrix.
Intersection	IsInside (const Vector3 &point) const
	Test if a point is inside or outside.
Intersection	IsInside (const Sphere &sphere) const
	Test if a sphere is inside, outside or intersects.
Intersection	IsInsideFast (const Sphere &sphere) const
	Test if a sphere if (partially) inside or outside.
Intersection	IsInside (const BoundingBox &box) const
	Test if a bounding box is inside, outside or intersects.
Intersection	IsInsideFast (const BoundingBox &box) const
	Test if a bounding box is (partially) inside or outside.
float	Distance (const Vector3 &point) const
	Return distance of a point to the frustum, or 0 if inside.
Frustum	Transformed (const Matrix3 &transform) const
	Return transformed by a 3x3 matrix.
Frustum	Transformed (const Matrix3x4 &transform) const
	Return transformed by a 3x4 matrix.
Rect	Projected (const Matrix4 &projection) const
	Return projected by a 4x4 projection matrix.
void	UpdatePlanes ()
	Update the planes. Called internally.

Public Attributes
Plane	planes_ [NUM_FRUSTUM_PLANES]
	Frustum planes.
Vector3	vertices_ [NUM_FRUSTUM_VERTICES]
	Frustum vertices.

Detailed Description

Convex constructed of 6 planes.

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The documentation for this class was generated from the following files:

• Source/Urho3D/Math/Frustum.h
• Source/Urho3D/Math/Frustum.cpp