-
Notifications
You must be signed in to change notification settings - Fork 0
/
A08_multiplayer_demo_server.html
324 lines (264 loc) · 38.9 KB
/
A08_multiplayer_demo_server.html
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01//EN"
"http://www.w3.org/TR/html4/strict.dtd">
<!--
generated by Pygments <http://pygments.org>
Copyright 2006-2019 by the Pygments team.
Licensed under the BSD license, see LICENSE for details.
-->
<html>
<head>
<link rel='canonical' href='https://pet.triquence.org/A08_multiplayer_demo_server.html' />
<title>A08_multiplayer_demo_server</title>
<meta http-equiv="content-type" content="text/html; charset=utf-8">
<style type="text/css">
/*
generated by Pygments <http://pygments.org>
Copyright 2006-2019 by the Pygments team.
Licensed under the BSD license, see LICENSE for details.
*/
td.linenos { background-color: #f0f0f0; padding-right: 10px; }
span.lineno { background-color: #f0f0f0; padding: 0 5px 0 5px; }
pre { line-height: 125%; }
body .hll { background-color: #49483e }
body { background: #272822; color: #f8f8f2 }
body .c { color: #75715e } /* Comment */
body .err { color: #960050; background-color: #1e0010 } /* Error */
body .k { color: #66d9ef } /* Keyword */
body .l { color: #ae81ff } /* Literal */
body .n { color: #f8f8f2 } /* Name */
body .o { color: #f92672 } /* Operator */
body .p { color: #f8f8f2 } /* Punctuation */
body .ch { color: #75715e } /* Comment.Hashbang */
body .cm { color: #75715e } /* Comment.Multiline */
body .cp { color: #75715e } /* Comment.Preproc */
body .cpf { color: #75715e } /* Comment.PreprocFile */
body .c1 { color: #75715e } /* Comment.Single */
body .cs { color: #75715e } /* Comment.Special */
body .gd { color: #f92672 } /* Generic.Deleted */
body .ge { font-style: italic } /* Generic.Emph */
body .gi { color: #a6e22e } /* Generic.Inserted */
body .go { color: #66d9ef } /* Generic.Output */
body .gp { color: #f92672; font-weight: bold } /* Generic.Prompt */
body .gs { font-weight: bold } /* Generic.Strong */
body .gu { color: #75715e } /* Generic.Subheading */
body .kc { color: #66d9ef } /* Keyword.Constant */
body .kd { color: #66d9ef } /* Keyword.Declaration */
body .kn { color: #f92672 } /* Keyword.Namespace */
body .kp { color: #66d9ef } /* Keyword.Pseudo */
body .kr { color: #66d9ef } /* Keyword.Reserved */
body .kt { color: #66d9ef } /* Keyword.Type */
body .ld { color: #e6db74 } /* Literal.Date */
body .m { color: #ae81ff } /* Literal.Number */
body .s { color: #e6db74 } /* Literal.String */
body .na { color: #a6e22e } /* Name.Attribute */
body .nb { color: #f8f8f2 } /* Name.Builtin */
body .nc { color: #a6e22e } /* Name.Class */
body .no { color: #66d9ef } /* Name.Constant */
body .nd { color: #a6e22e } /* Name.Decorator */
body .ni { color: #f8f8f2 } /* Name.Entity */
body .ne { color: #a6e22e } /* Name.Exception */
body .nf { color: #a6e22e } /* Name.Function */
body .nl { color: #f8f8f2 } /* Name.Label */
body .nn { color: #f8f8f2 } /* Name.Namespace */
body .nx { color: #a6e22e } /* Name.Other */
body .py { color: #f8f8f2 } /* Name.Property */
body .nt { color: #f92672 } /* Name.Tag */
body .nv { color: #f8f8f2 } /* Name.Variable */
body .ow { color: #f92672 } /* Operator.Word */
body .w { color: #f8f8f2 } /* Text.Whitespace */
body .mb { color: #ae81ff } /* Literal.Number.Bin */
body .mf { color: #ae81ff } /* Literal.Number.Float */
body .mh { color: #ae81ff } /* Literal.Number.Hex */
body .mi { color: #ae81ff } /* Literal.Number.Integer */
body .mo { color: #ae81ff } /* Literal.Number.Oct */
body .sa { color: #e6db74 } /* Literal.String.Affix */
body .sb { color: #e6db74 } /* Literal.String.Backtick */
body .sc { color: #e6db74 } /* Literal.String.Char */
body .dl { color: #e6db74 } /* Literal.String.Delimiter */
body .sd { color: #e6db74 } /* Literal.String.Doc */
body .s2 { color: #e6db74 } /* Literal.String.Double */
body .se { color: #ae81ff } /* Literal.String.Escape */
body .sh { color: #e6db74 } /* Literal.String.Heredoc */
body .si { color: #e6db74 } /* Literal.String.Interpol */
body .sx { color: #e6db74 } /* Literal.String.Other */
body .sr { color: #e6db74 } /* Literal.String.Regex */
body .s1 { color: #e6db74 } /* Literal.String.Single */
body .ss { color: #e6db74 } /* Literal.String.Symbol */
body .bp { color: #f8f8f2 } /* Name.Builtin.Pseudo */
body .fm { color: #a6e22e } /* Name.Function.Magic */
body .vc { color: #f8f8f2 } /* Name.Variable.Class */
body .vg { color: #f8f8f2 } /* Name.Variable.Global */
body .vi { color: #f8f8f2 } /* Name.Variable.Instance */
body .vm { color: #f8f8f2 } /* Name.Variable.Magic */
body .il { color: #ae81ff } /* Literal.Number.Integer.Long */
</style>
</head>
<body>
<h2></h2>
<div class="highlight"><pre><span></span><span class="c1"># Filename: A08_multiplayer_demo_server.py</span>
<span class="c1"># Written by: James D. Miller</span>
<span class="kn">import</span> <span class="nn">sys</span><span class="o">,</span> <span class="nn">os</span>
<span class="kn">import</span> <span class="nn">pygame</span>
<span class="c1"># PyGame Constants</span>
<span class="kn">from</span> <span class="nn">pygame.locals</span> <span class="kn">import</span> <span class="o">*</span>
<span class="kn">from</span> <span class="nn">pygame.color</span> <span class="kn">import</span> <span class="n">THECOLORS</span>
<span class="kn">from</span> <span class="nn">PodSixNet.Server</span> <span class="kn">import</span> <span class="n">Server</span>
<span class="kn">from</span> <span class="nn">PodSixNet.Channel</span> <span class="kn">import</span> <span class="n">Channel</span>
<span class="kn">import</span> <span class="nn">socket</span>
<span class="c1">#=======================================================================</span>
<span class="c1"># Classes </span>
<span class="c1">#=======================================================================</span>
<span class="k">class</span> <span class="nc">ClientChannel</span><span class="p">(</span><span class="n">Channel</span><span class="p">):</span>
<span class="k">def</span> <span class="fm">__init__</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="o">*</span><span class="n">args</span><span class="p">,</span> <span class="o">**</span><span class="n">kwargs</span><span class="p">):</span>
<span class="n">Channel</span><span class="o">.</span><span class="fm">__init__</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="o">*</span><span class="n">args</span><span class="p">,</span> <span class="o">**</span><span class="n">kwargs</span><span class="p">)</span>
<span class="k">def</span> <span class="nf">Network_CN</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">data</span><span class="p">):</span>
<span class="k">global</span> <span class="n">CND</span>
<span class="c1"># This function runs when "CN" data is recieved from a client. I believe this</span>
<span class="c1"># runs once for each data "Send" by each client.</span>
<span class="c1"># The naming of this function must correspond with the value of the 'action' key</span>
<span class="c1"># sent in the data dictionary from the client. All the clients are using</span>
<span class="c1"># an action key value of "CN", so this function must end with "CN".</span>
<span class="c1"># "data" is a dictionary of state info sent by each client. </span>
<span class="c1"># The "ID" value, in the dictionary, identifies who (which client) </span>
<span class="c1"># this dictionary is coming from.</span>
<span class="n">clientname</span> <span class="o">=</span> <span class="s1">'C'</span> <span class="o">+</span> <span class="nb">str</span><span class="p">(</span><span class="n">data</span><span class="p">[</span><span class="s1">'ID'</span><span class="p">])</span>
<span class="c1"># Update the client state in the CN_data dictionary based on the incoming data.</span>
<span class="n">CND</span><span class="o">.</span><span class="n">CN_data</span><span class="p">[</span><span class="n">clientname</span><span class="p">][</span><span class="s1">'state'</span><span class="p">]</span> <span class="o">=</span> <span class="n">data</span>
<span class="c1"># Keep track of client activity.</span>
<span class="n">CND</span><span class="o">.</span><span class="n">CN_data</span><span class="p">[</span><span class="n">clientname</span><span class="p">][</span><span class="s1">'sendCount'</span><span class="p">]</span> <span class="o">+=</span> <span class="mi">1</span>
<span class="c1"># If the left mouse button was down, append the mouse location tuple to the FIFO list.</span>
<span class="k">if</span> <span class="n">data</span><span class="p">[</span><span class="s1">'mouseB1'</span><span class="p">]</span> <span class="o">==</span> <span class="s1">'D'</span><span class="p">:</span>
<span class="n">CND</span><span class="o">.</span><span class="n">CN_data</span><span class="p">[</span><span class="n">clientname</span><span class="p">][</span><span class="s1">'historyXY'</span><span class="p">]</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">data</span><span class="p">[</span><span class="s1">'mouseXY'</span><span class="p">])</span>
<span class="c1"># Displace the oldest part of the FIFO; pop it off.</span>
<span class="k">if</span> <span class="nb">len</span><span class="p">(</span><span class="n">CND</span><span class="o">.</span><span class="n">CN_data</span><span class="p">[</span><span class="n">clientname</span><span class="p">][</span><span class="s1">'historyXY'</span><span class="p">])</span> <span class="o">></span> <span class="mi">200</span><span class="p">:</span>
<span class="n">CND</span><span class="o">.</span><span class="n">CN_data</span><span class="p">[</span><span class="n">clientname</span><span class="p">][</span><span class="s1">'historyXY'</span><span class="p">]</span><span class="o">.</span><span class="n">pop</span><span class="p">(</span><span class="mi">0</span><span class="p">)</span>
<span class="c1"># You should be reluctant to print here. Printing can slow the server frame rate. It's</span>
<span class="c1"># tempting to try and observe this data flow through printing, but...</span>
<span class="k">def</span> <span class="nf">Close</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
<span class="nb">print</span> <span class="s2">"deleting player"</span>
<span class="k">class</span> <span class="nc">GameServer</span><span class="p">(</span><span class="n">Server</span><span class="p">):</span>
<span class="n">channelClass</span> <span class="o">=</span> <span class="n">ClientChannel</span>
<span class="k">def</span> <span class="fm">__init__</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="o">*</span><span class="n">args</span><span class="p">,</span> <span class="o">**</span><span class="n">kwargs</span><span class="p">):</span>
<span class="n">Server</span><span class="o">.</span><span class="fm">__init__</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="o">*</span><span class="n">args</span><span class="p">,</span> <span class="o">**</span><span class="n">kwargs</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">client_count</span> <span class="o">=</span> <span class="mi">0</span>
<span class="c1"># This runs when each client connects.</span>
<span class="k">def</span> <span class="nf">Connected</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">channel</span><span class="p">,</span> <span class="n">addr</span><span class="p">):</span>
<span class="nb">print</span> <span class="s1">'new connection (channel, addr):'</span><span class="p">,</span> <span class="n">channel</span><span class="p">,</span> <span class="n">addr</span>
<span class="bp">self</span><span class="o">.</span><span class="n">client_count</span> <span class="o">+=</span> <span class="mi">1</span>
<span class="k">if</span> <span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">client_count</span> <span class="o"><=</span> <span class="mi">10</span><span class="p">):</span>
<span class="n">channel</span><span class="o">.</span><span class="n">Send</span><span class="p">({</span><span class="s2">"action"</span><span class="p">:</span> <span class="s2">"hello"</span><span class="p">,</span> <span class="s2">"P_ID"</span><span class="p">:</span><span class="bp">self</span><span class="o">.</span><span class="n">client_count</span><span class="p">})</span>
<span class="k">else</span><span class="p">:</span>
<span class="n">channel</span><span class="o">.</span><span class="n">Send</span><span class="p">({</span><span class="s2">"action"</span><span class="p">:</span> <span class="s2">"hello"</span><span class="p">,</span> <span class="s2">"P_ID"</span><span class="p">:</span><span class="mi">0</span><span class="p">})</span>
<span class="k">class</span> <span class="nc">ClientData</span><span class="p">:</span>
<span class="k">def</span> <span class="fm">__init__</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
<span class="c1"># CN_data is a dictionary of dictionaries.</span>
<span class="bp">self</span><span class="o">.</span><span class="n">loopsSinceLastQuietCheck</span> <span class="o">=</span> <span class="mi">0</span>
<span class="bp">self</span><span class="o">.</span><span class="n">CN_data</span> <span class="o">=</span> <span class="p">{}</span>
<span class="k">for</span> <span class="n">m</span> <span class="ow">in</span> <span class="nb">range</span><span class="p">(</span><span class="mi">1</span><span class="p">,</span><span class="mi">11</span><span class="p">):</span>
<span class="c1"># Set the player's Cm key value to a dictionary.</span>
<span class="bp">self</span><span class="o">.</span><span class="n">CN_data</span><span class="p">[</span><span class="s1">'C'</span> <span class="o">+</span> <span class="nb">str</span><span class="p">(</span><span class="n">m</span><span class="p">)]</span> <span class="o">=</span> <span class="p">{</span><span class="s1">'state'</span><span class="p">:</span><span class="kc">None</span><span class="p">,</span> <span class="s1">'sendCount'</span><span class="p">:</span><span class="mi">0</span><span class="p">,</span> <span class="s1">'previousSendCount'</span><span class="p">:</span><span class="mi">0</span><span class="p">,</span> <span class="s1">'active'</span><span class="p">:</span><span class="kc">False</span><span class="p">,</span> <span class="s1">'historyXY'</span><span class="p">:[]}</span>
<span class="k">def</span> <span class="nf">checkForQuietClients</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
<span class="bp">self</span><span class="o">.</span><span class="n">loopsSinceLastQuietCheck</span> <span class="o">+=</span> <span class="mi">1</span>
<span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">loopsSinceLastQuietCheck</span> <span class="o">></span> <span class="mi">20</span><span class="p">:</span>
<span class="bp">self</span><span class="o">.</span><span class="n">loopsSinceLastQuietCheck</span> <span class="o">=</span> <span class="mi">0</span>
<span class="k">for</span> <span class="n">clientname</span> <span class="ow">in</span> <span class="n">CND</span><span class="o">.</span><span class="n">CN_data</span><span class="p">:</span>
<span class="c1"># Check for the no change case (client is quiet).</span>
<span class="n">countChange</span> <span class="o">=</span> <span class="n">CND</span><span class="o">.</span><span class="n">CN_data</span><span class="p">[</span><span class="n">clientname</span><span class="p">][</span><span class="s1">'sendCount'</span><span class="p">]</span> <span class="o">-</span> <span class="n">CND</span><span class="o">.</span><span class="n">CN_data</span><span class="p">[</span><span class="n">clientname</span><span class="p">][</span><span class="s1">'previousSendCount'</span><span class="p">]</span>
<span class="k">if</span> <span class="n">countChange</span> <span class="o">==</span> <span class="mi">0</span><span class="p">:</span>
<span class="n">CND</span><span class="o">.</span><span class="n">CN_data</span><span class="p">[</span><span class="n">clientname</span><span class="p">][</span><span class="s1">'active'</span><span class="p">]</span> <span class="o">=</span> <span class="kc">False</span>
<span class="k">else</span><span class="p">:</span>
<span class="n">CND</span><span class="o">.</span><span class="n">CN_data</span><span class="p">[</span><span class="n">clientname</span><span class="p">][</span><span class="s1">'active'</span><span class="p">]</span> <span class="o">=</span> <span class="kc">True</span>
<span class="c1"># Update the previous value for use in the next comparison.</span>
<span class="n">CND</span><span class="o">.</span><span class="n">CN_data</span><span class="p">[</span><span class="n">clientname</span><span class="p">][</span><span class="s1">'previousSendCount'</span><span class="p">]</span> <span class="o">=</span> <span class="n">CND</span><span class="o">.</span><span class="n">CN_data</span><span class="p">[</span><span class="n">clientname</span><span class="p">][</span><span class="s1">'sendCount'</span><span class="p">]</span>
<span class="c1">#=======================================================================</span>
<span class="c1"># Functions. </span>
<span class="c1">#=======================================================================</span>
<span class="k">def</span> <span class="nf">checkforLocalUserInput</span><span class="p">():</span>
<span class="c1"># Get all the events since the last call to get().</span>
<span class="k">for</span> <span class="n">event</span> <span class="ow">in</span> <span class="n">pygame</span><span class="o">.</span><span class="n">event</span><span class="o">.</span><span class="n">get</span><span class="p">():</span>
<span class="k">if</span> <span class="p">(</span><span class="n">event</span><span class="o">.</span><span class="n">type</span> <span class="o">==</span> <span class="n">pygame</span><span class="o">.</span><span class="n">QUIT</span><span class="p">):</span>
<span class="n">sys</span><span class="o">.</span><span class="n">exit</span><span class="p">()</span>
<span class="k">elif</span> <span class="p">(</span><span class="n">event</span><span class="o">.</span><span class="n">type</span> <span class="o">==</span> <span class="n">pygame</span><span class="o">.</span><span class="n">KEYDOWN</span><span class="p">):</span>
<span class="k">if</span> <span class="p">(</span><span class="n">event</span><span class="o">.</span><span class="n">key</span> <span class="o">==</span> <span class="n">K_ESCAPE</span><span class="p">):</span>
<span class="n">sys</span><span class="o">.</span><span class="n">exit</span><span class="p">()</span>
<span class="k">elif</span> <span class="p">(</span><span class="n">event</span><span class="o">.</span><span class="n">key</span><span class="o">==</span><span class="n">K_c</span><span class="p">):</span>
<span class="n">server_display</span><span class="o">.</span><span class="n">fill</span><span class="p">(</span><span class="n">THECOLORS</span><span class="p">[</span><span class="s2">"blue"</span><span class="p">])</span>
<span class="k">def</span> <span class="nf">draw_cursor_histories</span><span class="p">(</span> <span class="n">CN_data</span><span class="p">):</span>
<span class="k">for</span> <span class="n">player</span> <span class="ow">in</span> <span class="n">CN_data</span><span class="p">:</span>
<span class="k">if</span> <span class="n">CND</span><span class="o">.</span><span class="n">CN_data</span><span class="p">[</span><span class="n">player</span><span class="p">][</span><span class="s1">'active'</span><span class="p">]:</span>
<span class="n">draw_cursor_history</span><span class="p">(</span> <span class="n">CN_data</span><span class="p">[</span><span class="n">player</span><span class="p">][</span><span class="s1">'historyXY'</span><span class="p">],</span> <span class="n">player_colors</span><span class="p">[</span><span class="n">player</span><span class="p">])</span>
<span class="k">def</span> <span class="nf">draw_cursor_history</span><span class="p">(</span> <span class="n">cursor_history</span><span class="p">,</span> <span class="n">color</span><span class="p">):</span>
<span class="k">for</span> <span class="n">mouse_xy</span> <span class="ow">in</span> <span class="n">cursor_history</span><span class="p">:</span>
<span class="n">pygame</span><span class="o">.</span><span class="n">draw</span><span class="o">.</span><span class="n">circle</span><span class="p">(</span><span class="n">server_display</span><span class="p">,</span> <span class="n">color</span><span class="p">,</span> <span class="n">mouse_xy</span><span class="p">,</span> <span class="mi">10</span><span class="p">,</span> <span class="mi">0</span><span class="p">)</span>
<span class="k">def</span> <span class="nf">draw_server_cursors</span><span class="p">(</span> <span class="n">CN_data</span><span class="p">):</span>
<span class="k">for</span> <span class="n">player</span> <span class="ow">in</span> <span class="n">CN_data</span><span class="p">:</span>
<span class="k">if</span> <span class="n">CND</span><span class="o">.</span><span class="n">CN_data</span><span class="p">[</span><span class="n">player</span><span class="p">][</span><span class="s1">'active'</span><span class="p">]:</span>
<span class="n">draw_fancy_server_cursor</span><span class="p">(</span><span class="n">CN_data</span><span class="p">[</span><span class="n">player</span><span class="p">][</span><span class="s1">'state'</span><span class="p">][</span><span class="s1">'mouseXY'</span><span class="p">],</span> <span class="n">player_colors</span><span class="p">[</span><span class="n">player</span><span class="p">])</span>
<span class="k">def</span> <span class="nf">draw_fancy_server_cursor</span><span class="p">(</span> <span class="n">cursor_position</span><span class="p">,</span> <span class="n">color</span><span class="p">):</span>
<span class="n">draw_server_cursor</span><span class="p">(</span> <span class="n">cursor_position</span><span class="p">,</span> <span class="n">color</span><span class="p">,</span> <span class="mi">0</span><span class="p">)</span>
<span class="n">draw_server_cursor</span><span class="p">(</span> <span class="n">cursor_position</span><span class="p">,</span> <span class="n">THECOLORS</span><span class="p">[</span><span class="s2">"black"</span><span class="p">],</span> <span class="mi">1</span><span class="p">)</span>
<span class="k">def</span> <span class="nf">draw_server_cursor</span><span class="p">(</span> <span class="n">cursor_position</span><span class="p">,</span> <span class="n">color</span><span class="p">,</span> <span class="n">edge_px</span><span class="p">):</span>
<span class="n">cursor_outline_vertices</span> <span class="o">=</span> <span class="p">[]</span>
<span class="n">cursor_outline_vertices</span><span class="o">.</span><span class="n">append</span><span class="p">(</span> <span class="n">cursor_position</span> <span class="p">)</span>
<span class="n">cursor_outline_vertices</span><span class="o">.</span><span class="n">append</span><span class="p">(</span> <span class="p">(</span><span class="n">cursor_position</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span> <span class="o">+</span> <span class="mi">10</span><span class="p">,</span> <span class="n">cursor_position</span><span class="p">[</span><span class="mi">1</span><span class="p">]</span> <span class="o">+</span> <span class="mi">10</span><span class="p">)</span> <span class="p">)</span>
<span class="n">cursor_outline_vertices</span><span class="o">.</span><span class="n">append</span><span class="p">(</span> <span class="p">(</span><span class="n">cursor_position</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span> <span class="o">+</span> <span class="mi">0</span><span class="p">,</span> <span class="n">cursor_position</span><span class="p">[</span><span class="mi">1</span><span class="p">]</span> <span class="o">+</span> <span class="mi">14</span><span class="p">)</span> <span class="p">)</span>
<span class="n">pygame</span><span class="o">.</span><span class="n">draw</span><span class="o">.</span><span class="n">polygon</span><span class="p">(</span><span class="n">server_display</span><span class="p">,</span> <span class="n">color</span><span class="p">,</span> <span class="n">cursor_outline_vertices</span><span class="p">,</span> <span class="n">edge_px</span><span class="p">)</span>
<span class="k">def</span> <span class="nf">render_all_player_keys</span><span class="p">(</span> <span class="n">CN_data</span><span class="p">):</span>
<span class="k">for</span> <span class="n">player</span> <span class="ow">in</span> <span class="n">CN_data</span><span class="p">:</span>
<span class="k">if</span> <span class="n">CND</span><span class="o">.</span><span class="n">CN_data</span><span class="p">[</span><span class="n">player</span><span class="p">][</span><span class="s1">'active'</span><span class="p">]:</span>
<span class="n">render_keys</span><span class="p">(</span> <span class="n">CN_data</span><span class="p">[</span><span class="n">player</span><span class="p">][</span><span class="s1">'state'</span><span class="p">])</span>
<span class="k">def</span> <span class="nf">render_keys</span><span class="p">(</span> <span class="n">user_state</span><span class="p">):</span>
<span class="n">y_offset</span> <span class="o">=</span> <span class="mi">10</span> <span class="o">+</span> <span class="p">(</span><span class="n">user_state</span><span class="p">[</span><span class="s1">'ID'</span><span class="p">]</span> <span class="o">-</span> <span class="mi">1</span><span class="p">)</span> <span class="o">*</span> <span class="mi">37</span>
<span class="c1"># The W row...</span>
<span class="n">pygame</span><span class="o">.</span><span class="n">draw</span><span class="o">.</span><span class="n">rect</span><span class="p">(</span><span class="n">server_display</span><span class="p">,</span> <span class="n">THECOLORS</span><span class="p">[</span><span class="s2">"black"</span><span class="p">],</span> <span class="n">pygame</span><span class="o">.</span><span class="n">Rect</span><span class="p">(</span><span class="mi">20</span><span class="p">,</span> <span class="n">y_offset</span> <span class="p">,</span> <span class="mi">10</span><span class="p">,</span> <span class="mi">20</span><span class="p">))</span>
<span class="n">txt_string</span> <span class="o">=</span> <span class="n">user_state</span><span class="p">[</span><span class="s1">'w'</span><span class="p">]</span>
<span class="n">txt_surface</span> <span class="o">=</span> <span class="n">fnt</span><span class="o">.</span><span class="n">render</span><span class="p">(</span><span class="n">txt_string</span><span class="p">,</span> <span class="mi">1</span><span class="p">,</span> <span class="n">THECOLORS</span><span class="p">[</span><span class="s2">"yellow"</span><span class="p">])</span>
<span class="n">server_display</span><span class="o">.</span><span class="n">blit</span><span class="p">(</span><span class="n">txt_surface</span><span class="p">,</span> <span class="p">[</span><span class="mi">20</span><span class="p">,</span> <span class="n">y_offset</span><span class="p">])</span>
<span class="c1"># The ASD row...</span>
<span class="n">pygame</span><span class="o">.</span><span class="n">draw</span><span class="o">.</span><span class="n">rect</span><span class="p">(</span><span class="n">server_display</span><span class="p">,</span> <span class="n">THECOLORS</span><span class="p">[</span><span class="s2">"black"</span><span class="p">],</span> <span class="n">pygame</span><span class="o">.</span><span class="n">Rect</span><span class="p">(</span><span class="mi">10</span><span class="p">,</span> <span class="n">y_offset</span> <span class="o">+</span> <span class="mi">20</span><span class="p">,</span> <span class="mi">30</span><span class="p">,</span> <span class="mi">20</span><span class="p">))</span>
<span class="n">txt_string</span> <span class="o">=</span> <span class="n">user_state</span><span class="p">[</span><span class="s1">'a'</span><span class="p">]</span> <span class="o">+</span> <span class="n">user_state</span><span class="p">[</span><span class="s1">'s'</span><span class="p">]</span> <span class="o">+</span> <span class="n">user_state</span><span class="p">[</span><span class="s1">'d'</span><span class="p">]</span>
<span class="n">txt_surface</span> <span class="o">=</span> <span class="n">fnt</span><span class="o">.</span><span class="n">render</span><span class="p">(</span><span class="n">txt_string</span><span class="p">,</span> <span class="mi">1</span><span class="p">,</span> <span class="n">THECOLORS</span><span class="p">[</span><span class="s2">"yellow"</span><span class="p">])</span>
<span class="n">server_display</span><span class="o">.</span><span class="n">blit</span><span class="p">(</span><span class="n">txt_surface</span><span class="p">,</span> <span class="p">[</span><span class="mi">10</span><span class="p">,</span> <span class="n">y_offset</span> <span class="o">+</span> <span class="mi">20</span><span class="p">])</span>
<span class="c1">#=======================================================================</span>
<span class="c1"># Main Program statements </span>
<span class="c1">#=======================================================================</span>
<span class="n">pygame</span><span class="o">.</span><span class="n">init</span><span class="p">()</span>
<span class="n">server_display</span> <span class="o">=</span> <span class="n">pygame</span><span class="o">.</span><span class="n">display</span><span class="o">.</span><span class="n">set_mode</span><span class="p">((</span><span class="mi">600</span><span class="p">,</span><span class="mi">400</span><span class="p">))</span>
<span class="n">pygame</span><span class="o">.</span><span class="n">display</span><span class="o">.</span><span class="n">set_caption</span><span class="p">(</span><span class="s2">"Server: Rendering Window."</span><span class="p">)</span>
<span class="c1"># Instantiate clock to help control the framerate.</span>
<span class="n">server_clock</span> <span class="o">=</span> <span class="n">pygame</span><span class="o">.</span><span class="n">time</span><span class="o">.</span><span class="n">Clock</span><span class="p">()</span>
<span class="n">framerate_limit</span> <span class="o">=</span> <span class="mi">100</span>
<span class="n">server_display</span><span class="o">.</span><span class="n">fill</span><span class="p">(</span><span class="n">THECOLORS</span><span class="p">[</span><span class="s2">"yellow"</span><span class="p">])</span>
<span class="c1"># Font object for rendering text onto display surface.</span>
<span class="n">fnt</span> <span class="o">=</span> <span class="n">pygame</span><span class="o">.</span><span class="n">font</span><span class="o">.</span><span class="n">SysFont</span><span class="p">(</span><span class="s2">"Arial"</span><span class="p">,</span> <span class="mi">14</span><span class="p">)</span>
<span class="c1"># Setup network server.</span>
<span class="n">local_ip</span> <span class="o">=</span> <span class="n">socket</span><span class="o">.</span><span class="n">gethostbyname</span><span class="p">(</span><span class="n">socket</span><span class="o">.</span><span class="n">gethostname</span><span class="p">())</span>
<span class="n">local_port</span> <span class="o">=</span> <span class="mi">4330</span>
<span class="nb">print</span> <span class="s2">"Server IP address and port:"</span><span class="p">,</span> <span class="n">local_ip</span><span class="p">,</span> <span class="n">local_port</span>
<span class="n">drawBoard_server</span> <span class="o">=</span> <span class="n">GameServer</span><span class="p">(</span><span class="n">localaddr</span><span class="o">=</span><span class="p">(</span><span class="n">local_ip</span><span class="p">,</span> <span class="n">local_port</span><span class="p">))</span>
<span class="c1"># Initialize the client states and mouse histories.</span>
<span class="n">CND</span> <span class="o">=</span> <span class="n">ClientData</span><span class="p">()</span>
<span class="c1"># Colors</span>
<span class="n">player_colors</span> <span class="o">=</span> <span class="p">{</span><span class="s1">'C1'</span><span class="p">:</span> <span class="n">THECOLORS</span><span class="p">[</span><span class="s2">"green"</span><span class="p">],</span><span class="s1">'C2'</span><span class="p">:</span> <span class="n">THECOLORS</span><span class="p">[</span><span class="s2">"tan"</span><span class="p">],</span><span class="s1">'C3'</span><span class="p">:</span> <span class="n">THECOLORS</span><span class="p">[</span><span class="s2">"black"</span><span class="p">],</span><span class="s1">'C4'</span><span class="p">:</span> <span class="n">THECOLORS</span><span class="p">[</span><span class="s2">"blue"</span><span class="p">],</span><span class="s1">'C5'</span><span class="p">:</span> <span class="n">THECOLORS</span><span class="p">[</span><span class="s2">"pink"</span><span class="p">],</span>
<span class="s1">'C6'</span><span class="p">:</span> <span class="n">THECOLORS</span><span class="p">[</span><span class="s2">"red"</span><span class="p">],</span><span class="s1">'C7'</span><span class="p">:</span> <span class="n">THECOLORS</span><span class="p">[</span><span class="s2">"coral"</span><span class="p">],</span><span class="s1">'C8'</span><span class="p">:</span> <span class="n">THECOLORS</span><span class="p">[</span><span class="s2">"orangered1"</span><span class="p">],</span><span class="s1">'C9'</span><span class="p">:</span> <span class="n">THECOLORS</span><span class="p">[</span><span class="s2">"grey80"</span><span class="p">],</span><span class="s1">'C10'</span><span class="p">:</span> <span class="n">THECOLORS</span><span class="p">[</span><span class="s2">"rosybrown3"</span><span class="p">]}</span>
<span class="c1"># Set a limit for the quietness demerits.</span>
<span class="n">qCount_limit</span> <span class="o">=</span> <span class="mi">100</span>
<span class="k">while</span> <span class="kc">True</span><span class="p">:</span>
<span class="n">server_display</span><span class="o">.</span><span class="n">fill</span><span class="p">(</span><span class="n">THECOLORS</span><span class="p">[</span><span class="s2">"yellow"</span><span class="p">])</span>
<span class="c1"># Background for text</span>
<span class="n">pygame</span><span class="o">.</span><span class="n">draw</span><span class="o">.</span><span class="n">rect</span><span class="p">(</span><span class="n">server_display</span><span class="p">,</span> <span class="n">THECOLORS</span><span class="p">[</span><span class="s2">"black"</span><span class="p">],</span> <span class="n">pygame</span><span class="o">.</span><span class="n">Rect</span><span class="p">(</span><span class="mi">550</span><span class="p">,</span> <span class="mi">9</span><span class="p">,</span> <span class="mi">60</span><span class="p">,</span> <span class="mi">20</span><span class="p">))</span>
<span class="c1"># Text</span>
<span class="n">fps_string</span> <span class="o">=</span> <span class="s2">"</span><span class="si">%.0f</span><span class="s2">"</span> <span class="o">%</span> <span class="n">server_clock</span><span class="o">.</span><span class="n">get_fps</span><span class="p">()</span>
<span class="n">txt_surface</span> <span class="o">=</span> <span class="n">fnt</span><span class="o">.</span><span class="n">render</span><span class="p">(</span><span class="n">fps_string</span><span class="p">,</span> <span class="kc">True</span><span class="p">,</span> <span class="n">THECOLORS</span><span class="p">[</span><span class="s2">"white"</span><span class="p">])</span>
<span class="n">server_display</span><span class="o">.</span><span class="n">blit</span><span class="p">(</span><span class="n">txt_surface</span><span class="p">,</span> <span class="p">[</span><span class="mi">550</span><span class="p">,</span> <span class="mi">10</span><span class="p">])</span>
<span class="n">drawBoard_server</span><span class="o">.</span><span class="n">Pump</span><span class="p">()</span>
<span class="n">dt_s</span> <span class="o">=</span> <span class="nb">float</span><span class="p">(</span><span class="n">server_clock</span><span class="o">.</span><span class="n">tick</span><span class="p">(</span><span class="n">framerate_limit</span><span class="p">)</span> <span class="o">*</span> <span class="mf">1e-3</span><span class="p">)</span>
<span class="n">CND</span><span class="o">.</span><span class="n">checkForQuietClients</span><span class="p">()</span>
<span class="n">checkforLocalUserInput</span><span class="p">()</span>
<span class="n">draw_cursor_histories</span><span class="p">(</span> <span class="n">CND</span><span class="o">.</span><span class="n">CN_data</span><span class="p">)</span>
<span class="n">draw_server_cursors</span><span class="p">(</span> <span class="n">CND</span><span class="o">.</span><span class="n">CN_data</span><span class="p">)</span>
<span class="n">render_all_player_keys</span><span class="p">(</span> <span class="n">CND</span><span class="o">.</span><span class="n">CN_data</span><span class="p">)</span>
<span class="n">pygame</span><span class="o">.</span><span class="n">display</span><span class="o">.</span><span class="n">flip</span><span class="p">()</span>
</pre></div>
</body>
</html>