author  Sam Lantinga <slouken@libsdl.org> 
Mon, 29 May 2006 03:53:21 +0000  
branch  SDL1.3 
changeset 1667  1fddae038bc8 
child 1668  4da1ee79c9af 
permissions  rwrr 
1667
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/* 
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SDL  Simple DirectMedia Layer 
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Copyright (C) 19972006 Sam Lantinga 
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4 

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This library is free software; you can redistribute it and/or 
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modify it under the terms of the GNU Lesser General Public 
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7 
License as published by the Free Software Foundation; either 
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version 2.1 of the License, or (at your option) any later version. 
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9 

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This library is distributed in the hope that it will be useful, 
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but WITHOUT ANY WARRANTY; without even the implied warranty of 
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 
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Lesser General Public License for more details. 
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14 

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You should have received a copy of the GNU Lesser General Public 
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License along with this library; if not, write to the Free Software 
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 021101301 USA 
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Sam Lantinga 
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slouken@libsdl.org 
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*/ 
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#include "SDL_config.h" 
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/* This file contains functions for backwards compatibility with SDL 1.2 */ 
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#include "SDL.h" 
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#include "video/SDL_sysvideo.h" 
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static SDL_WindowID window; 
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static char *wm_title; 
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char * 
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SDL_AudioDriverName (char *namebuf, int maxlen) 
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{ 
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const char *name = SDL_GetCurrentAudioDriver (); 
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if (name) { 
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SDL_strlcpy (namebuf, name, maxlen); 
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return namebuf; 
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} 
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return NULL; 
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} 
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char * 
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SDL_VideoDriverName (char *namebuf, int maxlen) 
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{ 
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const char *name = SDL_GetCurrentVideoDriver (); 
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if (name) { 
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SDL_strlcpy (namebuf, name, maxlen); 
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return namebuf; 
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} 
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return NULL; 
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} 
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int 
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SDL_VideoModeOK (int width, int height, int bpp, Uint32 flags) 
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{ 
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int i, actual_bpp = 0; 
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if (!SDL_GetVideoDevice ()) { 
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return 0; 
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} 
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if (!(flags & SDL_FULLSCREEN)) { 
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return SDL_BITSPERPIXEL (SDL_GetDesktopDisplayMode ()>format); 
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} 
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for (i = 0; i < SDL_GetNumDisplayModes (); ++i) { 
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const SDL_DisplayMode *mode = SDL_GetDisplayMode (i); 
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if (!mode>w  !mode>h  (width == mode>w && height == mode>h)) { 
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if (!mode>format) { 
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return bpp; 
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} 
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if (SDL_BITSPERPIXEL (mode>format) >= bpp) { 
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actual_bpp = SDL_BITSPERPIXEL (mode>format); 
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} 
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} 
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} 
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return actual_bpp; 
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} 
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SDL_Rect ** 
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SDL_ListModes (SDL_PixelFormat * format, Uint32 flags) 
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{ 
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int i, nmodes; 
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SDL_Rect **modes; 
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if (!SDL_GetVideoDevice ()) { 
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return NULL; 
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} 
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if (!(flags & SDL_FULLSCREEN)) { 
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return (SDL_Rect **) (1); 
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} 
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/* Memory leak, but this is a compatibility function, who cares? */ 
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nmodes = 0; 
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for (i = 0; i < SDL_GetNumDisplayModes (); ++i) { 
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const SDL_DisplayMode *mode = SDL_GetDisplayMode (i); 
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if (!mode>w  !mode>h) { 
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return (SDL_Rect **) (1); 
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} 
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if (SDL_BITSPERPIXEL (mode>format) != format>BitsPerPixel) { 
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continue; 
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} 
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if (nmodes > 0 && modes[nmodes  1]>w == mode>w 
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&& modes[nmodes  1]>h == mode>h) { 
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continue; 
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} 
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modes = SDL_realloc (modes, (nmodes + 2) * sizeof (*modes)); 
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if (!modes) { 
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return NULL; 
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} 
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modes[nmodes] = (SDL_Rect *) SDL_malloc (sizeof (SDL_Rect)); 
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if (!modes[nmodes]) { 
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return NULL; 
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} 
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modes[nmodes]>x = 0; 
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modes[nmodes]>y = 0; 
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modes[nmodes]>w = mode>w; 
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modes[nmodes]>h = mode>h; 
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++nmodes; 
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} 
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if (modes) { 
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modes[nmodes] = NULL; 
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} 
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return modes; 
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} 
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SDL_Surface * 
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SDL_SetVideoMode (int width, int height, int bpp, Uint32 flags) 
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{ 
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SDL_DisplayMode mode; 
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int i; 
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Uint32 window_flags; 
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Uint32 desktop_format; 
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Uint32 desired_format; 
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140 

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if (!SDL_GetVideoDevice ()) { 
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if (SDL_Init (SDL_INIT_VIDEO  SDL_INIT_NOPARACHUTE) < 0) { 
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return NULL; 
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} 
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} 
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/* Destroy existing window */ 
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SDL_DestroyWindow (window); 
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149 

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150 
/* Create a new window */ 
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151 
window_flags = SDL_WINDOW_SHOWN; 
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152 
if (flags & SDL_FULLSCREEN) { 
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153 
window_flags = SDL_WINDOW_FULLSCREEN; 
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154 
} 
1fddae038bc8
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155 
if (flags & SDL_OPENGL) { 
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156 
window_flags = SDL_WINDOW_OPENGL; 
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157 
} 
1fddae038bc8
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158 
if (flags & SDL_RESIZABLE) { 
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159 
window_flags = SDL_WINDOW_RESIZABLE; 
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160 
} 
1fddae038bc8
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161 
if (flags & SDL_NOFRAME) { 
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162 
window_flags = SDL_WINDOW_BORDERLESS; 
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163 
} 
1fddae038bc8
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164 
window = SDL_CreateWindow (wm_title, 0, 0, width, height, window_flags); 
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165 
if (!window) { 
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166 
return NULL; 
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167 
} 
1fddae038bc8
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diff
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168 

1fddae038bc8
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169 
/* Set up the desired display mode */ 
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170 
desktop_format = SDL_GetDesktopDisplayMode ()>format; 
1fddae038bc8
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171 
if ((bpp == SDL_BITSPERPIXEL(desktop_format))  
1fddae038bc8
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172 
(desktop_format && (flags & SDL_ANYFORMAT))) { 
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173 
desired_format = desktop_format; 
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174 
} else { 
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175 
switch (bpp) { 
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176 
case 8: 
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177 
desired_format = SDL_PixelFormat_Index8; 
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178 
break; 
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179 
case 15: 
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180 
desired_format = SDL_PixelFormat_RGB555; 
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181 
break; 
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182 
case 16: 
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183 
desired_format = SDL_PixelFormat_RGB565; 
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184 
break; 
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185 
case 24: 
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186 
desired_format = SDL_PixelFormat_RGB24; 
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187 
break; 
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188 
case 32: 
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189 
desired_format = SDL_PixelFormat_RGB888; 
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190 
break; 
1fddae038bc8
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191 
default: 
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192 
SDL_SetError ("Unsupported bpp in SDL_SetVideoMode()"); 
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193 
return NULL; 
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194 
} 
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195 
} 
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196 
mode.format = desired_format; 
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197 
mode.w = width; 
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198 
mode.h = height; 
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199 
mode.refresh_rate = 0; 
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200 

1fddae038bc8
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201 
/* Set the desired display mode */ 
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202 
if (flags & SDL_FULLSCREEN) { 
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203 
if (!SDL_GetClosestDisplayMode (&mode, &mode)) { 
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204 
return NULL; 
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205 
} 
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206 
} else { 
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207 
mode = *SDL_GetDesktopDisplayMode (); 
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208 
} 
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209 
if (SDL_SetDisplayMode (&mode) < 0) { 
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210 
return NULL; 
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211 
} 
1fddae038bc8
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212 

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213 
/* Create the display surface */ 
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214 
return SDL_CreateWindowSurface (window, desired_format, flags); 
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215 
} 
1fddae038bc8
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216 

1fddae038bc8
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217 
SDL_Surface * 
1fddae038bc8
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218 
SDL_GetVideoSurface (void) 
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219 
{ 
1fddae038bc8
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220 
SDL_VideoDevice *_this = SDL_GetVideoDevice (); 
1fddae038bc8
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diff
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221 

1fddae038bc8
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222 
return SDL_VideoSurface; 
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223 
} 
1fddae038bc8
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parents:
diff
changeset

224 

1fddae038bc8
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225 
void 
1fddae038bc8
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226 
SDL_WM_SetCaption (const char *title, const char *icon) 
1fddae038bc8
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227 
{ 
1fddae038bc8
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diff
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228 
if (wm_title) { 
1fddae038bc8
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229 
SDL_free (wm_title); 
1fddae038bc8
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230 
} else { 
1fddae038bc8
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231 
wm_title = SDL_strdup (title); 
1fddae038bc8
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232 
} 
1fddae038bc8
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233 
SDL_SetWindowTitle (window, wm_title); 
1fddae038bc8
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diff
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234 
} 
1fddae038bc8
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235 

1fddae038bc8
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236 
void 
1fddae038bc8
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237 
SDL_WM_GetCaption (char **title, char **icon) 
1fddae038bc8
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diff
changeset

238 
{ 
1fddae038bc8
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diff
changeset

239 
if (title) { 
1fddae038bc8
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diff
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240 
*title = wm_title; 
1fddae038bc8
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diff
changeset

241 
} 
1fddae038bc8
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Sam Lantinga <slouken@libsdl.org>
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diff
changeset

242 
if (icon) { 
1fddae038bc8
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diff
changeset

243 
*icon = ""; 
1fddae038bc8
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diff
changeset

244 
} 
1fddae038bc8
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diff
changeset

245 
} 
1fddae038bc8
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset

246 

1fddae038bc8
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diff
changeset

247 
void 
1fddae038bc8
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diff
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248 
SDL_WM_SetIcon (SDL_Surface * icon, Uint8 * mask) 
1fddae038bc8
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diff
changeset

249 
{ 
1fddae038bc8
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diff
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250 
/* FIXME */ 
1fddae038bc8
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diff
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251 
} 
1fddae038bc8
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset

252 

1fddae038bc8
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diff
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253 
int 
1fddae038bc8
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diff
changeset

254 
SDL_WM_IconifyWindow (void) 
1fddae038bc8
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diff
changeset

255 
{ 
1fddae038bc8
Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset

256 
SDL_MinimizeWindow (window); 
1fddae038bc8
Implemented many compatibility functions
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diff
changeset

257 
} 
1fddae038bc8
Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset

258 

1fddae038bc8
Implemented many compatibility functions
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diff
changeset

259 
int 
1fddae038bc8
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diff
changeset

260 
SDL_WM_ToggleFullScreen (SDL_Surface * surface) 
1fddae038bc8
Implemented many compatibility functions
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parents:
diff
changeset

261 
{ 
1fddae038bc8
Implemented many compatibility functions
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parents:
diff
changeset

262 
return 0; 
1fddae038bc8
Implemented many compatibility functions
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parents:
diff
changeset

263 
} 
1fddae038bc8
Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset

264 

1fddae038bc8
Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset

265 
SDL_GrabMode 
1fddae038bc8
Implemented many compatibility functions
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parents:
diff
changeset

266 
SDL_WM_GrabInput (SDL_GrabMode mode) 
1fddae038bc8
Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset

267 
{ 
1fddae038bc8
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diff
changeset

268 
if (mode != SDL_GRAB_QUERY) { 
1fddae038bc8
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diff
changeset

269 
SDL_SetWindowGrab (window, mode); 
1fddae038bc8
Implemented many compatibility functions
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diff
changeset

270 
} 
1fddae038bc8
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271 
return (SDL_GrabMode) SDL_GetWindowGrab (window); 
1fddae038bc8
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changeset

272 
} 
1fddae038bc8
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parents:
diff
changeset

273 

1fddae038bc8
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274 
Uint8 
1fddae038bc8
Implemented many compatibility functions
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diff
changeset

275 
SDL_GetAppState (void) 
1fddae038bc8
Implemented many compatibility functions
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changeset

276 
{ 
1fddae038bc8
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changeset

277 
Uint8 state = 0; 
1fddae038bc8
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changeset

278 
Uint32 flags = 0; 
1fddae038bc8
Implemented many compatibility functions
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diff
changeset

279 

1fddae038bc8
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280 
flags = SDL_GetWindowFlags (window); 
1fddae038bc8
Implemented many compatibility functions
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changeset

281 
if ((flags & SDL_WINDOW_SHOWN) && !(flags & SDL_WINDOW_MINIMIZED)) { 
1fddae038bc8
Implemented many compatibility functions
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changeset

282 
state = SDL_APPACTIVE; 
1fddae038bc8
Implemented many compatibility functions
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diff
changeset

283 
} 
1fddae038bc8
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diff
changeset

284 
if (flags & SDL_WINDOW_KEYBOARD_FOCUS) { 
1fddae038bc8
Implemented many compatibility functions
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diff
changeset

285 
state = SDL_APPINPUTFOCUS; 
1fddae038bc8
Implemented many compatibility functions
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diff
changeset

286 
} 
1fddae038bc8
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diff
changeset

287 
if (flags & SDL_WINDOW_MOUSE_FOCUS) { 
1fddae038bc8
Implemented many compatibility functions
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diff
changeset

288 
state = SDL_APPMOUSEFOCUS; 
1fddae038bc8
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diff
changeset

289 
} 
1fddae038bc8
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diff
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290 
return state; 
1fddae038bc8
Implemented many compatibility functions
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parents:
diff
changeset

291 
} 
1fddae038bc8
Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset

292 

1fddae038bc8
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diff
changeset

293 
const SDL_version * 
1fddae038bc8
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diff
changeset

294 
SDL_Linked_Version (void) 
1fddae038bc8
Implemented many compatibility functions
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parents:
diff
changeset

295 
{ 
1fddae038bc8
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diff
changeset

296 
static SDL_version version; 
1fddae038bc8
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diff
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297 
SDL_VERSION (&version); 
1fddae038bc8
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diff
changeset

298 
return &version; 
1fddae038bc8
Implemented many compatibility functions
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diff
changeset

299 
} 
1fddae038bc8
Implemented many compatibility functions
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parents:
diff
changeset

300 

1fddae038bc8
Implemented many compatibility functions
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changeset

301 
int 
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SDL_SetPalette (SDL_Surface * surface, int flags, SDL_Color * colors, 
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int firstcolor, int ncolors) 
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{ 
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SDL_SetColors (surface, colors, firstcolor, ncolors); 
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} 
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int 
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SDL_GetWMInfo (SDL_SysWMinfo * info) 
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{ 
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return SDL_GetWindowWMInfo (window, info); 
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} 
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/* vi: set ts=4 sw=4 expandtab: */ 