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/_weather_8cpp_source.html | 295 +++++++++++++++++++++++++++++ 1 file changed, 295 insertions(+) create mode 100644 Doc/doxygen/html/_weather_8cpp_source.html (limited to 'Doc/doxygen/html/_weather_8cpp_source.html') diff --git a/Doc/doxygen/html/_weather_8cpp_source.html b/Doc/doxygen/html/_weather_8cpp_source.html new file mode 100644 index 0000000..b470c85 --- /dev/null +++ b/Doc/doxygen/html/_weather_8cpp_source.html @@ -0,0 +1,295 @@ + + + + + +Starshatter_Open: D:/SRC/StarshatterSVN/Stars45/Weather.cpp Source File + + + + + + + + + + + + + +
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Starshatter_Open +
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Open source Starshatter engine
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Weather.cpp
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+Go to the documentation of this file.
1 /* Project Starshatter 5.0
+
2  Destroyer Studios LLC
+
3  Copyright © 1997-2007. All Rights Reserved.
+
4 
+
5  SUBSYSTEM: Stars.exe
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6  FILE: Weather.cpp
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7  AUTHOR: John DiCamillo
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8 
+
9 
+
10  OVERVIEW
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11  ========
+
12  Manages local weather conditions according to the system stardate
+
13 */
+
14 
+
15 #include "MemDebug.h"
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16 #include "Weather.h"
+
17 #include "StarSystem.h"
+
18 #include "Game.h"
+
19 
+
20 // +--------------------------------------------------------------------+
+
21 
+
22 Weather::Weather()
+
23 {
+
24  state = CLEAR;
+
25  period = 7 * 20 * 3600;
+
26  ceiling = 0;
+
27  visibility = 1;
+
28 
+
29  for (int i = 0; i < NUM_STATES; i++)
+
30  chances[i] = 0;
+
31 
+
32  chances[0] = 1;
+
33 }
+
34 
+
35 // +--------------------------------------------------------------------+
+
36 
+
37 Weather::~Weather()
+
38 { }
+
39 
+
40 // +--------------------------------------------------------------------+
+
41 
+
42 void
+
43 Weather::SetChance(int n, double c)
+
44 {
+
45  if (n >= 0 && n < NUM_STATES) {
+
46  if (c > 1 && c <= 100)
+
47  chances[n] = c / 100;
+
48 
+
49  else if (c < 1)
+
50  chances[n] = c;
+
51  }
+
52 }
+
53 
+
54 void
+
55 Weather::NormalizeChances()
+
56 {
+
57  double total = 0;
+
58 
+
59  for (int i = 1; i < NUM_STATES; i++)
+
60  total += chances[i];
+
61 
+
62  if (total <= 1) {
+
63  chances[0] = 1 - total;
+
64  }
+
65 
+
66  else {
+
67  chances[0] = 0;
+
68 
+
69  for (int i = 1; i < NUM_STATES; i++)
+
70  chances[i] /= total;
+
71  }
+
72 
+
73  int index = 0;
+
74  double level = 0;
+
75 
+
76  for (int i = 0; i < NUM_STATES; i++) {
+
77  if (chances[i] > 0) {
+
78  level += chances[i];
+
79 
+
80  active_states[index] = (STATE) i;
+
81  thresholds[index] = level;
+
82 
+
83  index++;
+
84  }
+
85  }
+
86 
+
87  while (index < NUM_STATES)
+
88  thresholds[index++] = 10;
+
89 }
+
90 
+
91 // +--------------------------------------------------------------------+
+
92 
+
93 void
+
94 Weather::Update()
+
95 {
+
96  NormalizeChances();
+
97 
+
98  double weather = (sin(StarSystem::Stardate() * 2 * PI / period)+1)/2;
+
99 
+
100  state = active_states[0];
+
101 
+
102  for (int i = 1; i < NUM_STATES; i++) {
+
103  if (weather > thresholds[i-1] && weather <= thresholds[i]) {
+
104  state = active_states[i];
+
105  break;
+
106  }
+
107  }
+
108 
+
109  switch (state) {
+
110  default:
+
111  case CLEAR:
+
112  ceiling = 0;
+
113  visibility = 1.0;
+
114  break;
+
115 
+
116  case HIGH_CLOUDS:
+
117  ceiling = 0;
+
118  visibility = 0.9;
+
119  break;
+
120 
+
121  case MODERATE_CLOUDS:
+
122  ceiling = 0;
+
123  visibility = 0.8;
+
124  break;
+
125 
+
126  case OVERCAST:
+
127  ceiling = 6000;
+
128  visibility = 0.7;
+
129  break;
+
130 
+
131  case FOG:
+
132  ceiling = 3500;
+
133  visibility = 0.6;
+
134  break;
+
135 
+
136  case STORM:
+
137  ceiling = 7500;
+
138  visibility = 0.5;
+
139  break;
+
140  }
+
141 }
+
142 
+
143 // +--------------------------------------------------------------------+
+
144 
+
145 Text
+
146 Weather::Description() const
+
147 {
+
148  Text description;
+
149 
+
150  switch (state) {
+
151  default:
+
152  case CLEAR:
+
153  description = Game::GetText("weather.clear");
+
154  break;
+
155 
+
156  case HIGH_CLOUDS:
+
157  description = Game::GetText("weather.high-clouds");
+
158  break;
+
159 
+
160  case MODERATE_CLOUDS:
+
161  description = Game::GetText("weather.partly-cloudy");
+
162  break;
+
163 
+
164  case OVERCAST:
+
165  description = Game::GetText("weather.overcast");
+
166  break;
+
167 
+
168  case FOG:
+
169  description = Game::GetText("weather.fog");
+
170  break;
+
171 
+
172  case STORM:
+
173  description = Game::GetText("weather.storm");
+
174  break;
+
175  }
+
176 
+
177  return description;
+
178 }
+
+
+ + + + -- cgit v1.1