Urho3D::Polyhedron Class Reference

A convex volume built from polygon faces. More...

#include <Urho3D/Math/Polyhedron.h>

Public Member Functions
	Polyhedron ()=default
	Construct empty.
	~Polyhedron () noexcept=default
	Destruct.
	Polyhedron (const Polyhedron &polyhedron)
	Copy-construct from another polyhedron.
	Polyhedron (const ea::vector< ea::vector< Vector3 > > &faces)
	Construct from a list of faces.
	Polyhedron (const BoundingBox &box)
	Construct from a bounding box.
	Polyhedron (const Frustum &frustum)
	Construct from a frustum.
Polyhedron &	operator= (const Polyhedron &rhs)
	Assign from another polyhedron.
void	Define (const BoundingBox &box)
	Define from a bounding box.
void	Define (const Frustum &frustum)
	Define from a frustum.
void	AddFace (const Vector3 &v0, const Vector3 &v1, const Vector3 &v2)
	Add a triangle face.
void	AddFace (const Vector3 &v0, const Vector3 &v1, const Vector3 &v2, const Vector3 &v3)
	Add a quadrilateral face.
void	AddFace (const ea::vector< Vector3 > &face)
	Add an arbitrary face.
void	Clip (const Plane &plane)
	Clip with a plane.
void	Clip (const BoundingBox &box)
	Clip with a bounding box.
void	Clip (const Frustum &frustum)
	Clip with a frustum.
void	Clear ()
	Clear all faces.
void	Transform (const Matrix3 &transform)
	Transform with a 3x3 matrix.
void	Transform (const Matrix3x4 &transform)
	Transform with a 3x4 matrix.
Polyhedron	Transformed (const Matrix3 &transform) const
	Return transformed with a 3x3 matrix.
Polyhedron	Transformed (const Matrix3x4 &transform) const
	Return transformed with a 3x4 matrix.
bool	Empty () const
	Return whether is empty.

Public Attributes
ea::vector< ea::vector< Vector3 > >	faces_
	Polygon faces.

Private Member Functions
void	SetFace (unsigned index, const Vector3 &v0, const Vector3 &v1, const Vector3 &v2)
	Set a triangle face by index.
void	SetFace (unsigned index, const Vector3 &v0, const Vector3 &v1, const Vector3 &v2, const Vector3 &v3)
	Set a quadrilateral face by index.

Private Attributes
ea::vector< Vector3 >	clippedVertices_
	Internal vector for clipped vertices.
ea::vector< Vector3 >	outFace_
	Internal vector for the new face being constructed.

Detailed Description

A convex volume built from polygon faces.

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

• Urho3D/Math/Polyhedron.h
• Urho3D/Math/Polyhedron.cpp