EPAConvexHullBuilder::Triangle Class Reference

Class that holds the information of one triangle. More...

#include <EPAConvexHullBuilder.h>

Inheritance diagram for EPAConvexHullBuilder::Triangle:

Public Member Functions
	Triangle (int inIdx0, int inIdx1, int inIdx2, const Vec3 *inPositions)
	Constructor.
bool	IsFacing (Vec3Arg inPosition) const
	Check if triangle is facing inPosition.
bool	IsFacingOrigin () const
	Check if triangle is facing the origin.
const Edge &	GetNextEdge (int inIndex) const
	Get the next edge of edge inIndex.
Public Member Functions inherited from NonCopyable
	NonCopyable ()=default
	NonCopyable (const NonCopyable &)=delete
void	operator= (const NonCopyable &)=delete

Public Attributes
Edge	mEdge [3]
	3 edges of this triangle
Vec3	mNormal
	Normal of this triangle, length is 2 times area of triangle.
Vec3	mCentroid
	Center of the triangle.
float	mClosestLenSq = FLT_MAX
	Closest distance^2 from origin to triangle.
float	mLambda [2]
	Barycentric coordinates of closest point to origin on triangle.
bool	mLambdaRelativeTo0
	How to calculate the closest point, true: y0 + l0 * (y1 - y0) + l1 * (y2 - y0), false: y1 + l0 * (y0 - y1) + l1 * (y2 - y1)
bool	mClosestPointInterior = false
	Flag that indicates that the closest point from this triangle to the origin is an interior point.
bool	mRemoved = false
	Flag that indicates that triangle has been removed.
bool	mInQueue = false
	Flag that indicates that this triangle was placed in the sorted heap (stays true after it is popped because the triangle is freed by the main EPA algorithm loop)

Detailed Description

Class that holds the information of one triangle.

Constructor & Destructor Documentation

Triangle()

JPH_PRECISE_MATH_ON EPAConvexHullBuilder::Triangle::Triangle ( int inIdx0, int inIdx1, int inIdx2, const Vec3 * inPositions )

inline

Constructor.

Member Function Documentation

GetNextEdge()

const Edge & EPAConvexHullBuilder::Triangle::GetNextEdge ( int inIndex ) const

inline

Get the next edge of edge inIndex.

IsFacing()

bool EPAConvexHullBuilder::Triangle::IsFacing ( Vec3Arg inPosition ) const

inline

Check if triangle is facing inPosition.

IsFacingOrigin()

bool EPAConvexHullBuilder::Triangle::IsFacingOrigin ( ) const

inline

Check if triangle is facing the origin.

Member Data Documentation

mCentroid

Vec3 EPAConvexHullBuilder::Triangle::mCentroid

Center of the triangle.

mClosestLenSq

float EPAConvexHullBuilder::Triangle::mClosestLenSq = FLT_MAX

Closest distance^2 from origin to triangle.

mClosestPointInterior

bool EPAConvexHullBuilder::Triangle::mClosestPointInterior = false

Flag that indicates that the closest point from this triangle to the origin is an interior point.

mEdge

Edge EPAConvexHullBuilder::Triangle::mEdge[3]

3 edges of this triangle

mInQueue

bool EPAConvexHullBuilder::Triangle::mInQueue = false

Flag that indicates that this triangle was placed in the sorted heap (stays true after it is popped because the triangle is freed by the main EPA algorithm loop)

mLambda

float EPAConvexHullBuilder::Triangle::mLambda[2]

Barycentric coordinates of closest point to origin on triangle.

mLambdaRelativeTo0

bool EPAConvexHullBuilder::Triangle::mLambdaRelativeTo0

How to calculate the closest point, true: y0 + l0 * (y1 - y0) + l1 * (y2 - y0), false: y1 + l0 * (y0 - y1) + l1 * (y2 - y1)

mNormal

Vec3 EPAConvexHullBuilder::Triangle::mNormal

Normal of this triangle, length is 2 times area of triangle.

mRemoved

bool EPAConvexHullBuilder::Triangle::mRemoved = false

Flag that indicates that triangle has been removed.

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

• Jolt/Geometry/EPAConvexHullBuilder.h