source: molecuilder/src/atom.cpp@ f2dfc5

Last change on this file since f2dfc5 was e0521b, checked in by Frederik Heber <heber@…>, 16 years ago

new stream operator with just one parameter and virtual destructor

  • Property mode set to 100755
File size: 3.4 KB
Line 
1/** \file atom.cpp
2 *
3 * Function implementations for the class atom.
4 *
5 */
6
7#include "atom.hpp"
8
9/************************************* Functions for class atom *************************************/
10
11/** Constructor of class atom.
12 */
13atom::atom()
14{
15 father = this; // generally, father is itself
16 previous = NULL;
17 next = NULL;
18 Ancestor = NULL;
19 type = NULL;
20 sort = NULL;
21 FixedIon = 0;
22 GraphNr = -1;
23 ComponentNr = NULL;
24 IsCyclic = false;
25 SeparationVertex = false;
26 LowpointNr = -1;
27 AdaptiveOrder = 0;
28 MaxOrder = false;
29 // set LCNode::Vector to our Vector
30 node = &x;
31};
32
33/** Constructor of class atom.
34 */
35atom::atom(atom *pointer)
36{
37 Name = NULL;
38 previous = NULL;
39 next = NULL;
40 father = this; // generally, father is itself
41 Ancestor = NULL;
42 GraphNr = -1;
43 ComponentNr = NULL;
44 IsCyclic = false;
45 SeparationVertex = false;
46 LowpointNr = -1;
47 AdaptiveOrder = 0;
48 MaxOrder = false;
49 type = pointer->type; // copy element of atom
50 x.CopyVector(&pointer->x); // copy coordination
51 v.CopyVector(&pointer->v); // copy velocity
52 FixedIon = pointer->FixedIon;
53 nr = -1;
54 sort = &nr;
55}
56
57
58/** Destructor of class atom.
59 */
60atom::~atom()
61{
62 Free((void **)&ComponentNr, "atom::~atom: *ComponentNr");
63};
64
65
66/** Climbs up the father list until NULL, last is returned.
67 * \return true father, i.e. whose father points to itself, NULL if it could not be found or has none (added hydrogen)
68 */
69atom *atom::GetTrueFather()
70{
71 atom *walker = this;
72 do {
73 if (walker == walker->father) // top most father is the one that points on itself
74 break;
75 walker = walker->father;
76 } while (walker != NULL);
77 return walker;
78};
79
80/** Output of a single atom.
81 * \param ElementNo cardinal number of the element
82 * \param AtomNo cardinal number among these atoms of the same element
83 * \param *out stream to output to
84 * \param *comment commentary after '#' sign
85 */
86bool atom::Output(int ElementNo, int AtomNo, ofstream *out, const char *comment) const
87{
88 if (out != NULL) {
89 *out << "Ion_Type" << ElementNo << "_" << AtomNo << "\t" << fixed << setprecision(9) << showpoint;
90 *out << x.x[0] << "\t" << x.x[1] << "\t" << x.x[2];
91 *out << "\t" << FixedIon;
92 if (v.Norm() > MYEPSILON)
93 *out << "\t" << scientific << setprecision(6) << v.x[0] << "\t" << v.x[1] << "\t" << v.x[2] << "\t";
94 if (comment != NULL)
95 *out << " # " << comment << endl;
96 else
97 *out << " # molecule nr " << nr << endl;
98 return true;
99 } else
100 return false;
101};
102
103/** Output of a single atom as one lin in xyz file.
104 * \param *out stream to output to
105 */
106bool atom::OutputXYZLine(ofstream *out) const
107{
108 if (out != NULL) {
109 *out << type->symbol << "\t" << x.x[0] << "\t" << x.x[1] << "\t" << x.x[2] << "\t" << endl;
110 return true;
111 } else
112 return false;
113};
114
115ostream & operator << (ostream &ost, const atom &a)
116{
117 ost << "[" << a.Name << "|" << &a << "]";
118 return ost;
119};
120
121ostream & atom::operator << (ostream &ost)
122{
123 ost << "[" << Name << "|" << this << "]";
124 return ost;
125};
126
127/** Compares the indices of \a this atom with a given \a ptr.
128 * \param ptr atom to compare index against
129 * \return true - this one's is smaller, false - not
130 */
131bool atom::Compare(const atom &ptr)
132{
133 if (nr < ptr.nr)
134 return true;
135 else
136 return false;
137};
138
139bool operator < (atom &a, atom &b)
140{
141 return a.Compare(b);
142};
143
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