From 8898ad9b25fca6afe2374d293a981db02a83d7e9 Mon Sep 17 00:00:00 2001 From: "FWoltermann@gmail.com" Date: Thu, 31 May 2012 14:46:27 +0000 Subject: Committing the documentation to svn to have it accessible online --- Doc/doxygen/html/_detail_set_8cpp_source.html | 345 ++++++++++++++++++++++++++ 1 file changed, 345 insertions(+) create mode 100644 Doc/doxygen/html/_detail_set_8cpp_source.html (limited to 'Doc/doxygen/html/_detail_set_8cpp_source.html') diff --git a/Doc/doxygen/html/_detail_set_8cpp_source.html b/Doc/doxygen/html/_detail_set_8cpp_source.html new file mode 100644 index 0000000..5847fb5 --- /dev/null +++ b/Doc/doxygen/html/_detail_set_8cpp_source.html @@ -0,0 +1,345 @@ + + + + + +Starshatter_Open: D:/SRC/StarshatterSVN/Stars45/DetailSet.cpp Source File + + + + + + + + + + + + + +
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Starshatter_Open +
+
Open source Starshatter engine
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+
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+
+ +
+
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+ +
+ + + + +
+ +
+ +
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+
DetailSet.cpp
+
+
+Go to the documentation of this file.
1 /* Project Starshatter 4.5
+
2  Destroyer Studios LLC
+
3  Copyright © 1997-2004. All Rights Reserved.
+
4 
+
5  SUBSYSTEM: Stars.exe
+
6  FILE: DetailSet.cpp
+
7  AUTHOR: John DiCamillo
+
8 
+
9 
+
10  OVERVIEW
+
11  ========
+
12  Level of Detail manager class
+
13 */
+
14 
+
15 #include "MemDebug.h"
+
16 #include "DetailSet.h"
+
17 #include "Random.h"
+
18 
+
19 #include "Game.h"
+
20 
+
21 // +--------------------------------------------------------------------+
+
22 
+
23 SimRegion* DetailSet::ref_rgn = 0;
+
24 Point DetailSet::ref_loc;
+
25 
+
26 // +--------------------------------------------------------------------+
+
27 
+
28 DetailSet::DetailSet()
+
29 {
+
30  for (int i = 0; i < MAX_DETAIL; i++)
+
31  rad[i] = 0;
+
32 
+
33  index = -1;
+
34  levels = 0;
+
35  rgn = 0;
+
36 }
+
37 
+
38 DetailSet::~DetailSet()
+
39 {
+
40  Destroy();
+
41 }
+
42 
+
43 // +--------------------------------------------------------------------+
+
44 
+
45 int
+
46 DetailSet::DefineLevel(double r, Graphic* g, Point* o, Point* spin_rate)
+
47 {
+
48  if (levels < MAX_DETAIL && rep[levels].size() == 0) {
+
49  rad[levels] = r;
+
50 
+
51  if (g)
+
52  rep[levels].append(g);
+
53 
+
54  if (o)
+
55  off[levels].append(o);
+
56 
+
57  else if (g)
+
58  off[levels].append(new(__FILE__,__LINE__) Point(0,0,0));
+
59 
+
60  if (rate.size() == 0) {
+
61  if (spin_rate) {
+
62  rate.append(spin_rate);
+
63 
+
64  // randomize the initial orientation:
+
65  Point* initial_spin = new(__FILE__,__LINE__) Point();
+
66  if (spin_rate->x != 0) initial_spin->x = Random(-PI, PI);
+
67  if (spin_rate->y != 0) initial_spin->y = Random(-PI, PI);
+
68  if (spin_rate->z != 0) initial_spin->z = Random(-PI, PI);
+
69 
+
70  spin.append(initial_spin);
+
71  }
+
72  else {
+
73  rate.append(new(__FILE__,__LINE__) Point());
+
74  spin.append(new(__FILE__,__LINE__) Point());
+
75  }
+
76  }
+
77  else {
+
78  if (spin_rate)
+
79  rate[ rep[levels].size() - 1 ] = spin_rate;
+
80  }
+
81 
+
82  levels++;
+
83  }
+
84 
+
85  return levels-1;
+
86 }
+
87 
+
88 void
+
89 DetailSet::AddToLevel(int level, Graphic* g, Point* offset, Point* spin_rate)
+
90 {
+
91  if (g && level >= 0 && level < levels) {
+
92  rep[level].append(g);
+
93 
+
94  if (!offset)
+
95  offset = new(__FILE__,__LINE__) Point(0,0,0);
+
96 
+
97  off[level].append(offset);
+
98 
+
99  if (spin_rate) {
+
100  int nrep = rep[level].size();
+
101  if (nrep > rate.size())
+
102  rate.append(spin_rate);
+
103  else
+
104  rate[ nrep-1 ] = spin_rate;
+
105  }
+
106 
+
107  if (spin.size() < rep[level].size()) {
+
108  Point* initial_spin = new(__FILE__,__LINE__) Point();
+
109 
+
110  if (spin_rate) {
+
111  // randomize the initial orientation:
+
112  if (spin_rate->x != 0) initial_spin->x = Random(-PI, PI);
+
113  if (spin_rate->y != 0) initial_spin->y = Random(-PI, PI);
+
114  if (spin_rate->z != 0) initial_spin->z = Random(-PI, PI);
+
115  }
+
116 
+
117  spin.append(initial_spin);
+
118  }
+
119  }
+
120 }
+
121 
+
122 int
+
123 DetailSet::NumModels(int level) const
+
124 {
+
125  if (level >= 0 && level < levels)
+
126  return rep[level].size();
+
127 
+
128  return 0;
+
129 }
+
130 
+
131 // +--------------------------------------------------------------------+
+
132 
+
133 void
+
134 DetailSet::ExecFrame(double seconds)
+
135 {
+
136  for (int i = 0; i < spin.size() && i < rate.size(); i++)
+
137  (*spin[i]) += (*rate[i]) * seconds;
+
138 }
+
139 
+
140 // +--------------------------------------------------------------------+
+
141 
+
142 void
+
143 DetailSet::SetLocation(SimRegion* r, const Point& p)
+
144 {
+
145  rgn = r;
+
146  loc = p;
+
147 }
+
148 
+
149 // +--------------------------------------------------------------------+
+
150 
+
151 void
+
152 DetailSet::SetReference(SimRegion* r, const Point& p)
+
153 {
+
154  ref_rgn = r;
+
155  ref_loc = p;
+
156 }
+
157 
+
158 // +--------------------------------------------------------------------+
+
159 
+
160 int
+
161 DetailSet::GetDetailLevel()
+
162 {
+
163  index = 0;
+
164 
+
165  if (rgn == ref_rgn) {
+
166  double screen_width = Game::GetScreenWidth();
+
167  Point delta = loc - ref_loc;
+
168  double distance = delta.length();
+
169 
+
170  for (int i = 1; i < levels && rad[i] > 0; i++) {
+
171  double apparent_feature_size = (rad[i] * screen_width) / distance;
+
172 
+
173  if (apparent_feature_size > 0.4)
+
174  index = i;
+
175  }
+
176  }
+
177 
+
178  return index;
+
179 }
+
180 
+
181 // +--------------------------------------------------------------------+
+
182 
+
183 Graphic*
+
184 DetailSet::GetRep(int level, int n)
+
185 {
+
186  if (level >= 0 && level < levels && n >= 0 && n < rep[level].size())
+
187  return rep[level].at(n);
+
188 
+
189  return 0;
+
190 }
+
191 
+
192 Point
+
193 DetailSet::GetOffset(int level, int n)
+
194 {
+
195  if (level >= 0 && level < levels && n >= 0 && n < off[level].size())
+
196  return *(off[level].at(n));
+
197 
+
198  return Point();
+
199 }
+
200 
+
201 Point
+
202 DetailSet::GetSpin(int level, int n)
+
203 {
+
204  if (n >= 0 && n < spin.size())
+
205  return *(spin.at(n));
+
206 
+
207  return Point();
+
208 }
+
209 
+
210 // +--------------------------------------------------------------------+
+
211 
+
212 void
+
213 DetailSet::Destroy()
+
214 {
+
215  for (int i = 0; i < levels; i++) {
+
216  ListIter<Graphic> iter = rep[i];
+
217 
+
218  while (++iter) {
+
219  Graphic* g = iter.removeItem();
+
220  g->Destroy(); // this will delete the object (g)
+
221  }
+
222 
+
223  off[i].destroy();
+
224  }
+
225 
+
226  rate.destroy();
+
227  spin.destroy();
+
228 }
+
+
+ + + + -- cgit v1.1