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source: orxonox.OLD/orxonox/trunk/src/lib/coord/null_parent.cc @ 3715

Last change on this file since 3715 was 3669, checked in by patrick, 20 years ago

orxonox/trunk: now garbage collection is working correctlymake

File size: 2.6 KB
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1
2
3/*
4   orxonox - the future of 3D-vertical-scrollers
5
6   Copyright (C) 2004 orx
7
8   This program is free software; you can redistribute it and/or modify
9   it under the terms of the GNU General Public License as published by
10   the Free Software Foundation; either version 2, or (at your option)
11   any later version.
12
13   ### File Specific:
14   main-programmer: Patrick Boenzli
15   co-programmer: ...
16*/
17
18#define DEBUG_SPECIAL_MODULE DEBUG_MODULE_NULL_PARENT
19
20#include "null_parent.h"
21#include "stdincl.h"
22#include "vector.h"
23#include "list.h"
24
25
26using namespace std;
27
28NullParent* NullParent::singletonRef = 0;
29
30NullParent* NullParent::getInstance ()
31{
32  if(!singletonRef)
33    singletonRef = new NullParent ();
34  return singletonRef;
35}
36
37/**
38   \brief standard constructor
39
40   \todo this constructor is not jet implemented - do it
41*/
42NullParent::NullParent () : PNode (new Vector(0,0,0), NULL)
43{
44  PRINTF(4)("NullParent::NullParent() - making new NullParent, there can only be one..\n");
45  this->parent = this;
46  this->mode = PNODE_ALL;
47  this->setName("NullParent");
48}
49
50
51NullParent::NullParent (Vector* absCoordinate) : PNode (new Vector(0,0,0), NULL)
52{
53  singletonRef = this;
54  this->parent = this;
55  this->mode = PNODE_ALL;
56  *this->absCoordinate = *absCoordinate;
57  this->setName("NullParent");
58}
59
60
61/**
62   \brief standard deconstructor
63
64   \todo this deconstructor is not jet implemented - do it
65*/
66NullParent::~NullParent () 
67{
68  //delete singletonRef;
69  singletonRef = NULL;
70}
71
72/**
73   \brief updates the absCoordinate/absDirection
74
75   this is used to go through the parent-tree to update all the absolute coordinates
76   and directions. this update should be done by the engine, so you don't have to
77   worry, normaly...
78*/
79void NullParent::update (float dt)
80{
81
82  PRINTF(4)("NullParent::update - (%f, %f, %f)\n", this->absCoordinate->x, this->absCoordinate->y, this->absCoordinate->z);
83  *this->absCoordinate = *this->relCoordinate;
84  *this->absDirection = parent->getAbsDir () * *this->relDirection;
85
86  tIterator<PNode>* iterator = this->children->getIterator();
87  //PNode* pn = this->children->enumerate ();
88  PNode* pn = iterator->nextElement();
89  while( pn != NULL) 
90    { 
91      /* if this node has changed, make sure, that all children are updated also */
92      if( this->bRelCoorChanged || this->bAbsCoorChanged)
93        pn->parentCoorChanged ();
94      if( this->bRelDirChanged || this->bAbsDirChanged)
95        pn->parentDirChanged ();
96      pn->update (dt);
97      //pn = this->children->nextElement ();
98      pn = iterator->nextElement();
99    }
100
101  this->timeStamp = timeStamp;
102  this->bRelCoorChanged = false;
103  this->bAbsCoorChanged = false;
104  this->bRelDirChanged = false;
105  this->bAbsDirChanged = false;
106}
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