Tesseract  3.02
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vecfuncs.cpp File Reference
#include "mfcpch.h"
#include "vecfuncs.h"

Go to the source code of this file.

Functions

int direction (EDGEPT *point)

Function Documentation

int direction ( EDGEPT point)

direction to return

prev point

next point

Definition at line 43 of file vecfuncs.cpp.

{
int dir;
EDGEPT *prev;
EDGEPT *next;
dir = 0;
prev = point->prev;
next = point->next;
if (((prev->pos.x <= point->pos.x) &&
(point->pos.x < next->pos.x)) ||
((prev->pos.x < point->pos.x) && (point->pos.x <= next->pos.x)))
dir = 1;
if (((prev->pos.x >= point->pos.x) &&
(point->pos.x > next->pos.x)) ||
((prev->pos.x > point->pos.x) && (point->pos.x >= next->pos.x)))
dir = -1;
return dir;
}