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// Copyright 2006-2007 Nanorex, Inc. See LICENSE file for details.
/* $Id$ */
#ifndef PTO3D_H_INCLUDED
#define PTO3D_H_INCLUDED
#include <iostream>
#include "String.h"
class pto2D; // do not include pto2D.h here: circular definition
class pto3D
{
public:
float x, y, z;
pto3D (void) {
x = 0.0f;
y = 0.0f;
z = 0.0f;
}
pto3D (double X, double Y, double Z) {
x = (float) X;
y = (float) Y;
z = (float) Z;
}
void giroxr (double theta);
void giroxg (double thetag);
void giroyr (double theta);
void giroyg (double thetag);
void girozr (double theta);
void girozg (double thetag);
void rgirox (float ct, float st);
void rgiroy (float ct, float st);
void rgiroz (float ct, float st);
/** rotate theta degrees about the x axis */
pto3D ngiroxr (double theta);
pto3D ngiroxg (double thetag);
/** rotate theta degrees about the y axis */
pto3D ngiroyr (double theta);
pto3D ngiroyg (double thetag);
/** rotate theta degrees about the z axis */
pto3D ngirozr (double theta);
pto3D ngirozg (double thetag);
/** rotate theta degrees about the x axis y cierto punto*/
void giroxr (double theta, pto3D paux);
void giroxg (double thetag, pto3D pau);
/** rotate theta degrees about the y axis */
void giroyr (double theta, pto3D paux);
void giroyg (double thetag, pto3D pau);
/** rotate theta degrees about the z axis */
void girozr (double theta, pto3D paux);
void girozg (double thetag, pto3D pau);
///////////////////////////////////////////////////
pto3D ngirar (double theta, pto3D eje);
pto3D ngirag (double thetag, pto3D pau);
/////////////////////////////////////////////////
pto3D mas (pto3D pto2);
pto3D menos (pto3D pto2);
double prodesc (pto3D pto2);
pto3D prodvect (pto3D pto2);
double dista (pto3D pto2);
pto3D escala (double factor);
double anguloconr (pto3D pto2);
double angulocong (pto3D pto2);
double modulo ();
pto3D proyeccplano (pto3D pto2);
//ACLARACION dihedro positivo es cuando, mirando en el sentido marcado
double dihedror (pto3D ptoc, pto3D pto1);
double dihedrog (pto3D ptoc, pto3D pto1);
pto3D aversor (void);
void versoriza (void);
pto3D clona (void);
pto3D ptomediocon (pto3D v1);
pto3D ptopondcon (pto3D v1, double param);
pto2D a2D (void);
/* http://gethelp.devx.com/techtips/cpp_pro/10min/10min0400.asp */
friend std::ostream& operator<< (std::ostream& s, const pto3D& a) {
s << "<pto3D " << a.x << " " << a.y << " " << a.z << ">";
return s;
}
int valid(void) {
return x < 0.5e20 || y < 0.5e20 || z < 0.5e20;
}
};
static pto3D INVALID_PTO3D = pto3D(1.0e20, 1.0e20, 1.0e20);
#endif
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