core/vgl/vgl_triangle_test.txx File Reference

#include "vgl_triangle_test.h"

Go to the source code of this file.

Defines
#define	vgl_triangle_test_txx_
#define	VGL_TRIANGLE_TEST_INSTANTIATE(T)
Functions
template<class T >
T	vgl_triangle_test_discriminant (T x1, T y1, T x2, T y2, T x3, T y3)
	Compute discriminant function.
template<class T >
bool	vgl_triangle_test_inside (T x1, T y1, T x2, T y2, T x3, T y3, T x, T y)
	Function returns true if (x, y) is inside, or on the boundary of triangle.

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Detailed Description

Author:

fsm

Definition in file vgl_triangle_test.txx.

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Define Documentation

#define VGL_TRIANGLE_TEST_INSTANTIATE

(

T

)

Value:

template T    vgl_triangle_test_discriminant(T, T, T, T, T, T); \
template bool vgl_triangle_test_inside(T, T, T, T, T, T, T, T)

Definition at line 43 of file vgl_triangle_test.txx.

#define vgl_triangle_test_txx_

Definition at line 3 of file vgl_triangle_test.txx.

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Function Documentation

template<class T >

T vgl_triangle_test_discriminant	(	T	x1,
		T	y1,
		T	x2,
		T	y2,
		T	x3,
		T	y3
	)

Compute discriminant function.

Returns determinant of

   [ x1 x2 x3 ]
   [ y1 y2 y3 ]
   [ 1  1  1  ]
   

Definition at line 11 of file vgl_triangle_test.txx.

template<class T >

bool vgl_triangle_test_inside	(	T	x1,
		T	y1,
		T	x2,
		T	y2,
		T	x3,
		T	y3,
		T	x,
		T	y
	)

Function returns true if (x, y) is inside, or on the boundary of triangle.

The triangle whose vertices are (xi, yi), i=1,2,3.

Definition at line 19 of file vgl_triangle_test.txx.