vgl_triangle_test.hxx File Reference

#include "vgl_triangle_test.h"

Go to the source code of this file.

Macros
#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. More...
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. More...

Detailed Description

Author

fsm

Definition in file vgl_triangle_test.hxx.

Macro Definition Documentation

VGL_TRIANGLE_TEST_INSTANTIATE

#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.hxx.

Function Documentation

vgl_triangle_test_discriminant()

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.hxx.

vgl_triangle_test_inside()

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.hxx.