albaGeometryUtils.h

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/*=========================================================================
Program:   ALBA (Agile Library for Biomedical Applications)
Module:    albaGeometryUtils.h
Language:  C++
Date:      $Date: 2022-01-01 12:00:00 $
Version:   $Revision: 1.0.0.0 $
Authors:   Nicola Vanella
==========================================================================
Copyright (c) BIC-IOR 2021 (https://github.com/IOR-BIC)
 
This software is distributed WITHOUT ANY WARRANTY; without even
the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
PURPOSE. See the above copyright notice for more information.
=========================================================================*/
 
#ifndef __albaGeometryUtils_h
#define __albaGeometryUtils_h
 
//----------------------------------------------------------------------------
// includes :
//----------------------------------------------------------------------------
 
class albaGeometryUtils
{
protected:
   enum { X, Y, Z, };
   enum { XY, YZ, XZ, };
 
public:
 
   static double Dot(double *point1, double *point2);
   static double Mag(double *point1);
 
   static float Norm2(double *point1);
   static double Norm(double *point1);
 
   static void Cross(double *point1, double *point2, double* cross);
 
 
   static bool Equal(double *point1, double *point2);
 
   static double DistanceBetweenPoints(double *point1, double *point2);
 
   static void GetMidPoint(double(&midPoint)[3], double *point1, double *point2);
 
   /*plane default 0=XY, 1=YZ, 2=XZ*/
   static double DistancePointToLine(double * point, double * lineP1, double * lineP2, int plane = XY);
 
   /*plane default 0=XY, 1=YZ, 2=XZ*/
   static double GetAngle(double* point1, double* point2, double* origin, int plane = XY);
   static double GetAngle(double point1[3], double point2[3]);
 
   /*plane default 0=XY, 1=YZ, 2=XZ*/
   static void RotatePoint(double *point, double *origin, double angle, int plane = XY);
 
 
   static bool GetLineLineIntersection(double(&point)[3], double *line1Point1, double *line1Point2, double *line2Point1, double *line2Point2, int plane = XY);
 
   static int IntersectLineLine(double *l1p1, double *l1p2, double *l2p1, double *l2p2, double &perc);
   
   /*plane default 0=XY, 1=YZ, 2=XZ*/
   static void GetParallelLine(double(&point1)[3], double(&point2)[3], double *linePoint1, double *linePoint2, double distance, int plane = XY);
 
   static bool FindPointOnLine(double(&point)[3], double *linePoint1, double *linePoint2, double distance, int plane = XY);
 
   //Returns 1 if the point is up, -1 if is down and 0 if the point is in the line (plane default 0=XY, 1=YZ, 2=XZ)
   static int PointUpDownLine(double *point, double *lp1, double *lp2, int plane = XY);
 
};
#endif