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5131 | clevermous | 1 | /* |
2 | Copyright (C) 1996-1997 Id Software, Inc. |
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3 | |||
4 | This program is free software; you can redistribute it and/or |
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5 | modify it under the terms of the GNU General Public License |
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6 | as published by the Free Software Foundation; either version 2 |
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7 | of the License, or (at your option) any later version. |
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8 | |||
9 | This program is distributed in the hope that it will be useful, |
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10 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
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11 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. |
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12 | |||
13 | See the GNU General Public License for more details. |
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14 | |||
15 | You should have received a copy of the GNU General Public License |
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16 | along with this program; if not, write to the Free Software |
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17 | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
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18 | |||
19 | */ |
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20 | // sys_win.c -- Win32 system interface code |
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21 | |||
22 | #include "quakedef.h" |
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23 | #include "winquake.h" |
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24 | #include "errno.h" |
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25 | #include "resource.h" |
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26 | #include "conproc.h" |
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27 | |||
28 | #define MINIMUM_WIN_MEMORY 0x0880000 |
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29 | #define MAXIMUM_WIN_MEMORY 0x1000000 |
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30 | |||
31 | #define CONSOLE_ERROR_TIMEOUT 60.0 // # of seconds to wait on Sys_Error running |
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32 | // dedicated before exiting |
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33 | #define PAUSE_SLEEP 50 // sleep time on pause or minimization |
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34 | #define NOT_FOCUS_SLEEP 20 // sleep time when not focus |
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35 | |||
36 | int starttime; |
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37 | qboolean ActiveApp, Minimized; |
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38 | qboolean WinNT; |
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39 | |||
40 | static double pfreq; |
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41 | static double curtime = 0.0; |
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42 | static double lastcurtime = 0.0; |
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43 | static int lowshift; |
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44 | qboolean isDedicated; |
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45 | static qboolean sc_return_on_enter = false; |
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46 | HANDLE hinput, houtput; |
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47 | |||
48 | static char *tracking_tag = "Clams & Mooses"; |
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49 | |||
50 | static HANDLE tevent; |
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51 | static HANDLE hFile; |
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52 | static HANDLE heventParent; |
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53 | static HANDLE heventChild; |
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54 | |||
55 | void MaskExceptions (void); |
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56 | void Sys_InitFloatTime (void); |
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57 | void Sys_PushFPCW_SetHigh (void); |
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58 | void Sys_PopFPCW (void); |
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59 | |||
60 | volatile int sys_checksum; |
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61 | |||
62 | |||
63 | /* |
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64 | ================ |
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65 | Sys_PageIn |
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66 | ================ |
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67 | */ |
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68 | void Sys_PageIn (void *ptr, int size) |
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69 | { |
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70 | byte *x; |
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71 | int j, m, n; |
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72 | |||
73 | // touch all the memory to make sure it's there. The 16-page skip is to |
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74 | // keep Win 95 from thinking we're trying to page ourselves in (we are |
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75 | // doing that, of course, but there's no reason we shouldn't) |
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76 | x = (byte *)ptr; |
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77 | |||
78 | for (n=0 ; n<4 ; n++) |
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79 | { |
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80 | for (m=0 ; m<(size - 16 * 0x1000) ; m += 4) |
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81 | { |
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82 | sys_checksum += *(int *)&x[m]; |
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83 | sys_checksum += *(int *)&x[m + 16 * 0x1000]; |
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84 | } |
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85 | } |
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86 | } |
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87 | |||
88 | |||
89 | /* |
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90 | =============================================================================== |
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91 | |||
92 | FILE IO |
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93 | |||
94 | =============================================================================== |
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95 | */ |
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96 | |||
97 | #define MAX_HANDLES 10 |
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98 | FILE *sys_handles[MAX_HANDLES]; |
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99 | |||
100 | int findhandle (void) |
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101 | { |
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102 | int i; |
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103 | |||
104 | for (i=1 ; i |
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105 | if (!sys_handles[i]) |
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106 | return i; |
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107 | Sys_Error ("out of handles"); |
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108 | return -1; |
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109 | } |
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110 | |||
111 | /* |
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112 | ================ |
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113 | filelength |
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114 | ================ |
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115 | */ |
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116 | int filelength (FILE *f) |
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117 | { |
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118 | int pos; |
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119 | int end; |
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120 | int t; |
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121 | |||
122 | t = VID_ForceUnlockedAndReturnState (); |
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123 | |||
124 | pos = ftell (f); |
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125 | fseek (f, 0, SEEK_END); |
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126 | end = ftell (f); |
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127 | fseek (f, pos, SEEK_SET); |
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128 | |||
129 | VID_ForceLockState (t); |
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130 | |||
131 | return end; |
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132 | } |
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133 | |||
134 | int Sys_FileOpenRead (char *path, int *hndl) |
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135 | { |
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136 | FILE *f; |
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137 | int i, retval; |
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138 | int t; |
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139 | |||
140 | t = VID_ForceUnlockedAndReturnState (); |
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141 | |||
142 | i = findhandle (); |
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143 | |||
144 | f = fopen(path, "rb"); |
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145 | |||
146 | if (!f) |
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147 | { |
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148 | *hndl = -1; |
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149 | retval = -1; |
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150 | } |
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151 | else |
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152 | { |
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153 | sys_handles[i] = f; |
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154 | *hndl = i; |
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155 | retval = filelength(f); |
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156 | } |
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157 | |||
158 | VID_ForceLockState (t); |
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159 | |||
160 | return retval; |
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161 | } |
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162 | |||
163 | int Sys_FileOpenWrite (char *path) |
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164 | { |
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165 | FILE *f; |
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166 | int i; |
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167 | int t; |
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168 | |||
169 | t = VID_ForceUnlockedAndReturnState (); |
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170 | |||
171 | i = findhandle (); |
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172 | |||
173 | f = fopen(path, "wb"); |
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174 | if (!f) |
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175 | Sys_Error ("Error opening %s: %s", path,strerror(errno)); |
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176 | sys_handles[i] = f; |
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177 | |||
178 | VID_ForceLockState (t); |
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179 | |||
180 | return i; |
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181 | } |
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182 | |||
183 | void Sys_FileClose (int handle) |
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184 | { |
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185 | int t; |
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186 | |||
187 | t = VID_ForceUnlockedAndReturnState (); |
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188 | fclose (sys_handles[handle]); |
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189 | sys_handles[handle] = NULL; |
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190 | VID_ForceLockState (t); |
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191 | } |
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192 | |||
193 | void Sys_FileSeek (int handle, int position) |
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194 | { |
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195 | int t; |
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196 | |||
197 | t = VID_ForceUnlockedAndReturnState (); |
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198 | fseek (sys_handles[handle], position, SEEK_SET); |
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199 | VID_ForceLockState (t); |
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200 | } |
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201 | |||
202 | int Sys_FileRead (int handle, void *dest, int count) |
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203 | { |
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204 | int t, x; |
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205 | |||
206 | t = VID_ForceUnlockedAndReturnState (); |
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207 | x = fread (dest, 1, count, sys_handles[handle]); |
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208 | VID_ForceLockState (t); |
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209 | return x; |
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210 | } |
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211 | |||
212 | int Sys_FileWrite (int handle, void *data, int count) |
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213 | { |
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214 | int t, x; |
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215 | |||
216 | t = VID_ForceUnlockedAndReturnState (); |
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217 | x = fwrite (data, 1, count, sys_handles[handle]); |
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218 | VID_ForceLockState (t); |
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219 | return x; |
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220 | } |
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221 | |||
222 | int Sys_FileTime (char *path) |
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223 | { |
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224 | FILE *f; |
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225 | int t, retval; |
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226 | |||
227 | t = VID_ForceUnlockedAndReturnState (); |
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228 | |||
229 | f = fopen(path, "rb"); |
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230 | |||
231 | if (f) |
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232 | { |
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233 | fclose(f); |
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234 | retval = 1; |
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235 | } |
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236 | else |
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237 | { |
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238 | retval = -1; |
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239 | } |
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240 | |||
241 | VID_ForceLockState (t); |
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242 | return retval; |
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243 | } |
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244 | |||
245 | void Sys_mkdir (char *path) |
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246 | { |
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247 | _mkdir (path); |
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248 | } |
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249 | |||
250 | |||
251 | /* |
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252 | =============================================================================== |
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253 | |||
254 | SYSTEM IO |
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255 | |||
256 | =============================================================================== |
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257 | */ |
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258 | |||
259 | /* |
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260 | ================ |
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261 | Sys_MakeCodeWriteable |
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262 | ================ |
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263 | */ |
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264 | void Sys_MakeCodeWriteable (unsigned long startaddr, unsigned long length) |
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265 | { |
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266 | DWORD flOldProtect; |
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267 | |||
268 | if (!VirtualProtect((LPVOID)startaddr, length, PAGE_READWRITE, &flOldProtect)) |
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269 | Sys_Error("Protection change failed\n"); |
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270 | } |
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271 | |||
272 | |||
273 | #ifndef _M_IX86 |
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274 | |||
275 | void Sys_SetFPCW (void) |
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276 | { |
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277 | } |
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278 | |||
279 | void Sys_PushFPCW_SetHigh (void) |
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280 | { |
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281 | } |
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282 | |||
283 | void Sys_PopFPCW (void) |
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284 | { |
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285 | } |
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286 | |||
287 | void MaskExceptions (void) |
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288 | { |
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289 | } |
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290 | |||
291 | #endif |
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292 | |||
293 | /* |
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294 | ================ |
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295 | Sys_Init |
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296 | ================ |
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297 | */ |
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298 | void Sys_Init (void) |
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299 | { |
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300 | LARGE_INTEGER PerformanceFreq; |
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301 | unsigned int lowpart, highpart; |
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302 | OSVERSIONINFO vinfo; |
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303 | |||
304 | MaskExceptions (); |
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305 | Sys_SetFPCW (); |
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306 | |||
307 | if (!QueryPerformanceFrequency (&PerformanceFreq)) |
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308 | Sys_Error ("No hardware timer available"); |
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309 | |||
310 | // get 32 out of the 64 time bits such that we have around |
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311 | // 1 microsecond resolution |
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312 | lowpart = (unsigned int)PerformanceFreq.LowPart; |
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313 | highpart = (unsigned int)PerformanceFreq.HighPart; |
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314 | lowshift = 0; |
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315 | |||
316 | while (highpart || (lowpart > 2000000.0)) |
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317 | { |
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318 | lowshift++; |
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319 | lowpart >>= 1; |
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320 | lowpart |= (highpart & 1) << 31; |
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321 | highpart >>= 1; |
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322 | } |
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323 | |||
324 | pfreq = 1.0 / (double)lowpart; |
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325 | |||
326 | Sys_InitFloatTime (); |
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327 | |||
328 | vinfo.dwOSVersionInfoSize = sizeof(vinfo); |
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329 | |||
330 | if (!GetVersionEx (&vinfo)) |
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331 | Sys_Error ("Couldn't get OS info"); |
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332 | |||
333 | if ((vinfo.dwMajorVersion < 4) || |
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334 | (vinfo.dwPlatformId == VER_PLATFORM_WIN32s)) |
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335 | { |
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336 | Sys_Error ("WinQuake requires at least Win95 or NT 4.0"); |
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337 | } |
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338 | |||
339 | if (vinfo.dwPlatformId == VER_PLATFORM_WIN32_NT) |
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340 | WinNT = true; |
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341 | else |
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342 | WinNT = false; |
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343 | } |
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344 | |||
345 | |||
346 | void Sys_Error (char *error, ...) |
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347 | { |
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348 | va_list argptr; |
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349 | char text[1024], text2[1024]; |
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350 | char *text3 = "Press Enter to exit\n"; |
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351 | char *text4 = "***********************************\n"; |
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352 | char *text5 = "\n"; |
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353 | DWORD dummy; |
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354 | double starttime; |
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355 | static int in_sys_error0 = 0; |
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356 | static int in_sys_error1 = 0; |
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357 | static int in_sys_error2 = 0; |
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358 | static int in_sys_error3 = 0; |
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359 | |||
360 | if (!in_sys_error3) |
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361 | { |
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362 | in_sys_error3 = 1; |
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363 | VID_ForceUnlockedAndReturnState (); |
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364 | } |
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365 | |||
366 | va_start (argptr, error); |
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367 | vsprintf (text, error, argptr); |
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368 | va_end (argptr); |
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369 | |||
370 | if (isDedicated) |
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371 | { |
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372 | va_start (argptr, error); |
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373 | vsprintf (text, error, argptr); |
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374 | va_end (argptr); |
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375 | |||
376 | sprintf (text2, "ERROR: %s\n", text); |
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377 | WriteFile (houtput, text5, strlen (text5), &dummy, NULL); |
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378 | WriteFile (houtput, text4, strlen (text4), &dummy, NULL); |
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379 | WriteFile (houtput, text2, strlen (text2), &dummy, NULL); |
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380 | WriteFile (houtput, text3, strlen (text3), &dummy, NULL); |
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381 | WriteFile (houtput, text4, strlen (text4), &dummy, NULL); |
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382 | |||
383 | |||
384 | starttime = Sys_FloatTime (); |
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385 | sc_return_on_enter = true; // so Enter will get us out of here |
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386 | |||
387 | while (!Sys_ConsoleInput () && |
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388 | ((Sys_FloatTime () - starttime) < CONSOLE_ERROR_TIMEOUT)) |
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389 | { |
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390 | } |
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391 | } |
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392 | else |
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393 | { |
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394 | // switch to windowed so the message box is visible, unless we already |
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395 | // tried that and failed |
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396 | if (!in_sys_error0) |
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397 | { |
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398 | in_sys_error0 = 1; |
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399 | VID_SetDefaultMode (); |
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400 | MessageBox(NULL, text, "Quake Error", |
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401 | MB_OK | MB_SETFOREGROUND | MB_ICONSTOP); |
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402 | } |
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403 | else |
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404 | { |
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405 | MessageBox(NULL, text, "Double Quake Error", |
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406 | MB_OK | MB_SETFOREGROUND | MB_ICONSTOP); |
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407 | } |
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408 | } |
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409 | |||
410 | if (!in_sys_error1) |
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411 | { |
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412 | in_sys_error1 = 1; |
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413 | Host_Shutdown (); |
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414 | } |
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415 | |||
416 | // shut down QHOST hooks if necessary |
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417 | if (!in_sys_error2) |
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418 | { |
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419 | in_sys_error2 = 1; |
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420 | DeinitConProc (); |
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421 | } |
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422 | |||
423 | exit (1); |
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424 | } |
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425 | |||
426 | void Sys_Printf (char *fmt, ...) |
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427 | { |
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428 | va_list argptr; |
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429 | char text[1024]; |
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430 | DWORD dummy; |
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431 | |||
432 | if (isDedicated) |
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433 | { |
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434 | va_start (argptr,fmt); |
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435 | vsprintf (text, fmt, argptr); |
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436 | va_end (argptr); |
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437 | |||
438 | WriteFile(houtput, text, strlen (text), &dummy, NULL); |
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439 | } |
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440 | } |
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441 | |||
442 | void Sys_Quit (void) |
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443 | { |
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444 | |||
445 | VID_ForceUnlockedAndReturnState (); |
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446 | |||
447 | Host_Shutdown(); |
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448 | |||
449 | if (tevent) |
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450 | CloseHandle (tevent); |
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451 | |||
452 | if (isDedicated) |
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453 | FreeConsole (); |
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454 | |||
455 | // shut down QHOST hooks if necessary |
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456 | DeinitConProc (); |
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457 | |||
458 | exit (0); |
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459 | } |
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460 | |||
461 | |||
462 | /* |
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463 | ================ |
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464 | Sys_FloatTime |
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465 | ================ |
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466 | */ |
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467 | double Sys_FloatTime (void) |
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468 | { |
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469 | static int sametimecount; |
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470 | static unsigned int oldtime; |
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471 | static int first = 1; |
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472 | LARGE_INTEGER PerformanceCount; |
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473 | unsigned int temp, t2; |
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474 | double time; |
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475 | |||
476 | Sys_PushFPCW_SetHigh (); |
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477 | |||
478 | QueryPerformanceCounter (&PerformanceCount); |
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479 | |||
480 | temp = ((unsigned int)PerformanceCount.LowPart >> lowshift) | |
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481 | ((unsigned int)PerformanceCount.HighPart << (32 - lowshift)); |
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482 | |||
483 | if (first) |
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484 | { |
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485 | oldtime = temp; |
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486 | first = 0; |
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487 | } |
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488 | else |
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489 | { |
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490 | // check for turnover or backward time |
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491 | if ((temp <= oldtime) && ((oldtime - temp) < 0x10000000)) |
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492 | { |
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493 | oldtime = temp; // so we can't get stuck |
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494 | } |
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495 | else |
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496 | { |
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497 | t2 = temp - oldtime; |
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498 | |||
499 | time = (double)t2 * pfreq; |
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500 | oldtime = temp; |
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501 | |||
502 | curtime += time; |
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503 | |||
504 | if (curtime == lastcurtime) |
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505 | { |
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506 | sametimecount++; |
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507 | |||
508 | if (sametimecount > 100000) |
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509 | { |
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510 | curtime += 1.0; |
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511 | sametimecount = 0; |
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512 | } |
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513 | } |
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514 | else |
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515 | { |
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516 | sametimecount = 0; |
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517 | } |
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518 | |||
519 | lastcurtime = curtime; |
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520 | } |
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521 | } |
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522 | |||
523 | Sys_PopFPCW (); |
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524 | |||
525 | return curtime; |
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526 | } |
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527 | |||
528 | |||
529 | /* |
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530 | ================ |
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531 | Sys_InitFloatTime |
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532 | ================ |
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533 | */ |
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534 | void Sys_InitFloatTime (void) |
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535 | { |
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536 | int j; |
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537 | |||
538 | Sys_FloatTime (); |
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539 | |||
540 | j = COM_CheckParm("-starttime"); |
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541 | |||
542 | if (j) |
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543 | { |
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544 | curtime = (double) (Q_atof(com_argv[j+1])); |
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545 | } |
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546 | else |
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547 | { |
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548 | curtime = 0.0; |
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549 | } |
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550 | |||
551 | lastcurtime = curtime; |
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552 | } |
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553 | |||
554 | |||
555 | char *Sys_ConsoleInput (void) |
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556 | { |
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557 | static char text[256]; |
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558 | static int len; |
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559 | INPUT_RECORD recs[1024]; |
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560 | int count; |
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561 | int i, dummy; |
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562 | int ch, numread, numevents; |
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563 | |||
564 | if (!isDedicated) |
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565 | return NULL; |
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566 | |||
567 | |||
568 | for ( ;; ) |
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569 | { |
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570 | if (!GetNumberOfConsoleInputEvents (hinput, &numevents)) |
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571 | Sys_Error ("Error getting # of console events"); |
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572 | |||
573 | if (numevents <= 0) |
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574 | break; |
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575 | |||
576 | if (!ReadConsoleInput(hinput, recs, 1, &numread)) |
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577 | Sys_Error ("Error reading console input"); |
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578 | |||
579 | if (numread != 1) |
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580 | Sys_Error ("Couldn't read console input"); |
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581 | |||
582 | if (recs[0].EventType == KEY_EVENT) |
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583 | { |
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584 | if (!recs[0].Event.KeyEvent.bKeyDown) |
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585 | { |
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586 | ch = recs[0].Event.KeyEvent.uChar.AsciiChar; |
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587 | |||
588 | switch (ch) |
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589 | { |
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590 | case '\r': |
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591 | WriteFile(houtput, "\r\n", 2, &dummy, NULL); |
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592 | |||
593 | if (len) |
||
594 | { |
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595 | text[len] = 0; |
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596 | len = 0; |
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597 | return text; |
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598 | } |
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599 | else if (sc_return_on_enter) |
||
600 | { |
||
601 | // special case to allow exiting from the error handler on Enter |
||
602 | text[0] = '\r'; |
||
603 | len = 0; |
||
604 | return text; |
||
605 | } |
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606 | |||
607 | break; |
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608 | |||
609 | case '\b': |
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610 | WriteFile(houtput, "\b \b", 3, &dummy, NULL); |
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611 | if (len) |
||
612 | { |
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613 | len--; |
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614 | } |
||
615 | break; |
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616 | |||
617 | default: |
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618 | if (ch >= ' ') |
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619 | { |
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620 | WriteFile(houtput, &ch, 1, &dummy, NULL); |
||
621 | text[len] = ch; |
||
622 | len = (len + 1) & 0xff; |
||
623 | } |
||
624 | |||
625 | break; |
||
626 | |||
627 | } |
||
628 | } |
||
629 | } |
||
630 | } |
||
631 | |||
632 | return NULL; |
||
633 | } |
||
634 | |||
635 | void Sys_Sleep (void) |
||
636 | { |
||
637 | Sleep (1); |
||
638 | } |
||
639 | |||
640 | |||
641 | void Sys_SendKeyEvents (void) |
||
642 | { |
||
643 | MSG msg; |
||
644 | |||
645 | while (PeekMessage (&msg, NULL, 0, 0, PM_NOREMOVE)) |
||
646 | { |
||
647 | // we always update if there are any event, even if we're paused |
||
648 | scr_skipupdate = 0; |
||
649 | |||
650 | if (!GetMessage (&msg, NULL, 0, 0)) |
||
651 | Sys_Quit (); |
||
652 | |||
653 | TranslateMessage (&msg); |
||
654 | DispatchMessage (&msg); |
||
655 | } |
||
656 | } |
||
657 | |||
658 | |||
659 | /* |
||
660 | ============================================================================== |
||
661 | |||
662 | WINDOWS CRAP |
||
663 | |||
664 | ============================================================================== |
||
665 | */ |
||
666 | |||
667 | |||
668 | /* |
||
669 | ================== |
||
670 | WinMain |
||
671 | ================== |
||
672 | */ |
||
673 | void SleepUntilInput (int time) |
||
674 | { |
||
675 | |||
676 | MsgWaitForMultipleObjects(1, &tevent, FALSE, time, QS_ALLINPUT); |
||
677 | } |
||
678 | |||
679 | |||
680 | /* |
||
681 | ================== |
||
682 | WinMain |
||
683 | ================== |
||
684 | */ |
||
685 | HINSTANCE global_hInstance; |
||
686 | int global_nCmdShow; |
||
687 | char *argv[MAX_NUM_ARGVS]; |
||
688 | static char *empty_string = ""; |
||
689 | HWND hwnd_dialog; |
||
690 | |||
691 | |||
692 | int WINAPI WinMain (HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, int nCmdShow) |
||
693 | { |
||
694 | MSG msg; |
||
695 | quakeparms_t parms; |
||
696 | double time, oldtime, newtime; |
||
697 | MEMORYSTATUS lpBuffer; |
||
698 | static char cwd[1024]; |
||
699 | int t; |
||
700 | RECT rect; |
||
701 | |||
702 | /* previous instances do not exist in Win32 */ |
||
703 | if (hPrevInstance) |
||
704 | return 0; |
||
705 | |||
706 | global_hInstance = hInstance; |
||
707 | global_nCmdShow = nCmdShow; |
||
708 | |||
709 | lpBuffer.dwLength = sizeof(MEMORYSTATUS); |
||
710 | GlobalMemoryStatus (&lpBuffer); |
||
711 | |||
712 | if (!GetCurrentDirectory (sizeof(cwd), cwd)) |
||
713 | Sys_Error ("Couldn't determine current directory"); |
||
714 | |||
715 | if (cwd[Q_strlen(cwd)-1] == '/') |
||
716 | cwd[Q_strlen(cwd)-1] = 0; |
||
717 | |||
718 | parms.basedir = cwd; |
||
719 | parms.cachedir = NULL; |
||
720 | |||
721 | parms.argc = 1; |
||
722 | argv[0] = empty_string; |
||
723 | |||
724 | while (*lpCmdLine && (parms.argc < MAX_NUM_ARGVS)) |
||
725 | { |
||
726 | while (*lpCmdLine && ((*lpCmdLine <= 32) || (*lpCmdLine > 126))) |
||
727 | lpCmdLine++; |
||
728 | |||
729 | if (*lpCmdLine) |
||
730 | { |
||
731 | argv[parms.argc] = lpCmdLine; |
||
732 | parms.argc++; |
||
733 | |||
734 | while (*lpCmdLine && ((*lpCmdLine > 32) && (*lpCmdLine <= 126))) |
||
735 | lpCmdLine++; |
||
736 | |||
737 | if (*lpCmdLine) |
||
738 | { |
||
739 | *lpCmdLine = 0; |
||
740 | lpCmdLine++; |
||
741 | } |
||
742 | |||
743 | } |
||
744 | } |
||
745 | |||
746 | parms.argv = argv; |
||
747 | |||
748 | COM_InitArgv (parms.argc, parms.argv); |
||
749 | |||
750 | parms.argc = com_argc; |
||
751 | parms.argv = com_argv; |
||
752 | |||
753 | isDedicated = (COM_CheckParm ("-dedicated") != 0); |
||
754 | |||
755 | if (!isDedicated) |
||
756 | { |
||
757 | hwnd_dialog = CreateDialog(hInstance, MAKEINTRESOURCE(IDD_DIALOG1), NULL, NULL); |
||
758 | |||
759 | if (hwnd_dialog) |
||
760 | { |
||
761 | if (GetWindowRect (hwnd_dialog, &rect)) |
||
762 | { |
||
763 | if (rect.left > (rect.top * 2)) |
||
764 | { |
||
765 | SetWindowPos (hwnd_dialog, 0, |
||
766 | (rect.left / 2) - ((rect.right - rect.left) / 2), |
||
767 | rect.top, 0, 0, |
||
768 | SWP_NOZORDER | SWP_NOSIZE); |
||
769 | } |
||
770 | } |
||
771 | |||
772 | ShowWindow (hwnd_dialog, SW_SHOWDEFAULT); |
||
773 | UpdateWindow (hwnd_dialog); |
||
774 | SetForegroundWindow (hwnd_dialog); |
||
775 | } |
||
776 | } |
||
777 | |||
778 | // take the greater of all the available memory or half the total memory, |
||
779 | // but at least 8 Mb and no more than 16 Mb, unless they explicitly |
||
780 | // request otherwise |
||
781 | parms.memsize = lpBuffer.dwAvailPhys; |
||
782 | |||
783 | if (parms.memsize < MINIMUM_WIN_MEMORY) |
||
784 | parms.memsize = MINIMUM_WIN_MEMORY; |
||
785 | |||
786 | if (parms.memsize < (lpBuffer.dwTotalPhys >> 1)) |
||
787 | parms.memsize = lpBuffer.dwTotalPhys >> 1; |
||
788 | |||
789 | if (parms.memsize > MAXIMUM_WIN_MEMORY) |
||
790 | parms.memsize = MAXIMUM_WIN_MEMORY; |
||
791 | |||
792 | if (COM_CheckParm ("-heapsize")) |
||
793 | { |
||
794 | t = COM_CheckParm("-heapsize") + 1; |
||
795 | |||
796 | if (t < com_argc) |
||
797 | parms.memsize = Q_atoi (com_argv[t]) * 1024; |
||
798 | } |
||
799 | |||
800 | parms.membase = malloc (parms.memsize); |
||
801 | |||
802 | if (!parms.membase) |
||
803 | Sys_Error ("Not enough memory free; check disk space\n"); |
||
804 | |||
805 | Sys_PageIn (parms.membase, parms.memsize); |
||
806 | |||
807 | tevent = CreateEvent(NULL, FALSE, FALSE, NULL); |
||
808 | |||
809 | if (!tevent) |
||
810 | Sys_Error ("Couldn't create event"); |
||
811 | |||
812 | if (isDedicated) |
||
813 | { |
||
814 | if (!AllocConsole ()) |
||
815 | { |
||
816 | Sys_Error ("Couldn't create dedicated server console"); |
||
817 | } |
||
818 | |||
819 | hinput = GetStdHandle (STD_INPUT_HANDLE); |
||
820 | houtput = GetStdHandle (STD_OUTPUT_HANDLE); |
||
821 | |||
822 | // give QHOST a chance to hook into the console |
||
823 | if ((t = COM_CheckParm ("-HFILE")) > 0) |
||
824 | { |
||
825 | if (t < com_argc) |
||
826 | hFile = (HANDLE)Q_atoi (com_argv[t+1]); |
||
827 | } |
||
828 | |||
829 | if ((t = COM_CheckParm ("-HPARENT")) > 0) |
||
830 | { |
||
831 | if (t < com_argc) |
||
832 | heventParent = (HANDLE)Q_atoi (com_argv[t+1]); |
||
833 | } |
||
834 | |||
835 | if ((t = COM_CheckParm ("-HCHILD")) > 0) |
||
836 | { |
||
837 | if (t < com_argc) |
||
838 | heventChild = (HANDLE)Q_atoi (com_argv[t+1]); |
||
839 | } |
||
840 | |||
841 | InitConProc (hFile, heventParent, heventChild); |
||
842 | } |
||
843 | |||
844 | Sys_Init (); |
||
845 | |||
846 | // because sound is off until we become active |
||
847 | S_BlockSound (); |
||
848 | |||
849 | Sys_Printf ("Host_Init\n"); |
||
850 | Host_Init (&parms); |
||
851 | |||
852 | oldtime = Sys_FloatTime (); |
||
853 | |||
854 | /* main window message loop */ |
||
855 | while (1) |
||
856 | { |
||
857 | if (isDedicated) |
||
858 | { |
||
859 | newtime = Sys_FloatTime (); |
||
860 | time = newtime - oldtime; |
||
861 | |||
862 | while (time < sys_ticrate.value ) |
||
863 | { |
||
864 | Sys_Sleep(); |
||
865 | newtime = Sys_FloatTime (); |
||
866 | time = newtime - oldtime; |
||
867 | } |
||
868 | } |
||
869 | else |
||
870 | { |
||
871 | // yield the CPU for a little while when paused, minimized, or not the focus |
||
872 | if ((cl.paused && (!ActiveApp && !DDActive)) || Minimized || block_drawing) |
||
873 | { |
||
874 | SleepUntilInput (PAUSE_SLEEP); |
||
875 | scr_skipupdate = 1; // no point in bothering to draw |
||
876 | } |
||
877 | else if (!ActiveApp && !DDActive) |
||
878 | { |
||
879 | SleepUntilInput (NOT_FOCUS_SLEEP); |
||
880 | } |
||
881 | |||
882 | newtime = Sys_FloatTime (); |
||
883 | time = newtime - oldtime; |
||
884 | } |
||
885 | |||
886 | Host_Frame (time); |
||
887 | oldtime = newtime; |
||
888 | } |
||
889 | |||
890 | /* return success of application */ |
||
891 | return TRUE; |
||
892 | }>>>>>>>=>=>>=>>=>><>>>><>(size>4> |
||
893 |