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//
// dot.cc for Glagen in ~/Galgen/3d
//
// Made by Zavie
// Login <guerta_j@epita.fr>
//
// Started on Fri Aug 16 17:08:16 2002 Zavie
//
#include <cstdio>
#include <cstdlib>
#include <cmath>
#include "data_glagen.hh"
#include "dot.hh"
// Constructor and destructor
Dot :: Dot (double x, double y, double z)
{
int current;
_x = x;
_y = y;
_z = z;
_use = 0;
_property = new void *[GL_property];
for (current = 0; current < GL_property; current++)
_property[current] = NULL;
step = GL_step;
}
Dot :: ~Dot ()
{
int current;
for (current = 0; current < GL_property; current++)
if (_property[current] != NULL)
delete _property[current];
}
// Reading
double Dot :: x () { return _x; }
double Dot :: y () { return _y; }
double Dot :: z () { return _z; }
void *Dot :: Property (int i)
{
return _property[i];
}
bool Dot :: Is_checked () { return (step == GL_step); }
// Writing
void Dot :: set (double x, double y, double z)
{
_x = x;
_y = y;
_z = z;
}
void Dot :: Use () { _use = _use + 1; }
void Dot :: Drop ()
{
_use = _use - 1;
if (0 == _use)
{
delete this;
printf("destroy !\n");
}
}
void Dot :: Del_property (int i)
{
delete _property[i];
_property[i] = NULL;
}
void Dot :: Set_property (int i, void *property)
{
_property[i] = property;
}
void Dot :: Checked () { step = GL_step; }
// Other tools
Dot *Dot :: Middle (Dot *b)
{
double xc;
double yc;
double zc;
double adjust;
xc = (this->x () + b->x ()) / 2;
yc = (this->y () + b->y ()) / 2;
zc = (this->z () + b->z ()) / 2;
adjust = sqrt (GL_square_size / (xc * xc + yc * yc + zc * zc));
xc = xc * adjust;
yc = yc * adjust;
zc = zc * adjust;
return new Dot (xc, yc, zc);
}
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