NativeTriangle2D Struct Reference

Public Member Functions
float	Area ()
float3	CalculateBarycentricCoordinates (float2 point)
float	Determinant ()
Rect	GetBounds ()
	Calculates the bounding rectangle of this triangle.
float2	GetCenter ()
int	GetNearestEdge (float2 point)
	Returns the index of the closest edge to the given point i.e. AB = 0, BC = 1, CA = 2.
float2	GetPointFromBarycentricCoordinates (float u, float v, float w)
	Transforms barycentric coordinates of this triangle to cartesian coordinates.
bool	HasRightAngle (float threshold)
	Returns true if the triangle contains a right angle (within a threshold)
bool	IsPointInside (float2 point)
	NativeTriangle2D (float2 a, float2 b, float2 c)

Static Public Member Functions
static void	CalculateCircumcircle (NativeTriangle2D triangle, out float2 center, out float radiusSq)
	Calculates the circle that circumscribes all three points of the triangle.
static bool	IsInsideTriangleCircumcircle (NativeTriangle2D triangle, float2 point)
	Returns true, if the point is inside the circumcircle of the triangle. Only works if the triangle is sorted counter clockwise.

Public Attributes
float2	a
float2	b
float2	c

Member Function Documentation

CalculateBarycentricCoordinates()

float3 CalculateBarycentricCoordinates

(

float2

point

)

Parameters

point

Returns

The barycentric coordinate representation within the triangle of the given cartesian point

CalculateCircumcircle()

static void CalculateCircumcircle ( NativeTriangle2D triangle, out float2 center, out float radiusSq )

static

Calculates the circle that circumscribes all three points of the triangle.

Parameters

triangle
center
radiusSq

GetBounds()

Rect GetBounds

(

)

Calculates the bounding rectangle of this triangle.

Returns

GetCenter()

float2 GetCenter

(

)

Returns

The barycenter of the triangle

GetNearestEdge()

int GetNearestEdge

(

float2

point

)

Returns the index of the closest edge to the given point i.e. AB = 0, BC = 1, CA = 2.

Parameters

point

Returns

GetPointFromBarycentricCoordinates()

float2 GetPointFromBarycentricCoordinates	(	float	u,
		float	v,
		float	w )

Transforms barycentric coordinates of this triangle to cartesian coordinates.

Parameters

u
v
w

Returns

HasRightAngle()

bool HasRightAngle

(

float

threshold

)

Returns true if the triangle contains a right angle (within a threshold)

Parameters

threshold

Returns

IsInsideTriangleCircumcircle()

static bool IsInsideTriangleCircumcircle ( NativeTriangle2D triangle, float2 point )

static

Returns true, if the point is inside the circumcircle of the triangle. Only works if the triangle is sorted counter clockwise.

Parameters

triangle
point

Returns

IsPointInside()

bool IsPointInside

(

float2

point

)

Parameters

point

Returns

True, if the point is to the left of all edges of this triangle, and false otherwise