Mercurial > sdl-ios-xcode
annotate src/video/SDL_sysvideo.h @ 4600:8b22d33d8260
Remove experimental cruft.
| author | Sunny Sachanandani <sunnysachanandani@gmail.com> |
|---|---|
| date | Sun, 18 Jul 2010 18:45:30 +0530 |
| parents | fb905d5674cc |
| children | 791b3256fb22 d40bb3165d2b b6930aefd008 |
| rev | line source |
|---|---|
| 0 | 1 /* |
| 2 SDL - Simple DirectMedia Layer | |
| 3697 | 3 Copyright (C) 1997-2010 Sam Lantinga |
| 0 | 4 |
| 5 This library is free software; you can redistribute it and/or | |
|
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6 modify it under the terms of the GNU Lesser General Public |
| 0 | 7 License as published by the Free Software Foundation; either |
|
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8 version 2.1 of the License, or (at your option) any later version. |
| 0 | 9 |
| 10 This library is distributed in the hope that it will be useful, | |
| 11 but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
|
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13 Lesser General Public License for more details. |
| 0 | 14 |
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15 You should have received a copy of the GNU Lesser General Public |
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16 License along with this library; if not, write to the Free Software |
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17 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
| 0 | 18 |
| 19 Sam Lantinga | |
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20 slouken@libsdl.org |
| 0 | 21 */ |
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22 #include "SDL_config.h" |
| 0 | 23 |
| 24 #ifndef _SDL_sysvideo_h | |
| 25 #define _SDL_sysvideo_h | |
| 26 | |
| 27 #include "SDL_mouse.h" | |
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28 #include "SDL_keysym.h" |
| 0 | 29 |
| 30 /* The SDL video driver */ | |
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31 |
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32 typedef struct SDL_Renderer SDL_Renderer; |
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33 typedef struct SDL_RenderDriver SDL_RenderDriver; |
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34 typedef struct SDL_VideoDisplay SDL_VideoDisplay; |
| 0 | 35 typedef struct SDL_VideoDevice SDL_VideoDevice; |
| 36 | |
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37 /* Define the SDL texture structure */ |
| 2753 | 38 struct SDL_Texture |
| 39 { | |
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40 const void *magic; |
| 2753 | 41 Uint32 format; /**< The pixel format of the texture */ |
| 42 int access; /**< SDL_TextureAccess */ | |
| 43 int w; /**< The width of the texture */ | |
| 44 int h; /**< The height of the texture */ | |
| 45 int modMode; /**< The texture modulation mode */ | |
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46 int blendMode; /**< The texture blend mode */ |
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47 int scaleMode; /**< The texture scale mode */ |
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48 Uint8 r, g, b, a; /**< Texture modulation values */ |
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49 |
| 2753 | 50 SDL_Renderer *renderer; |
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51 |
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52 void *driverdata; /**< Driver specific texture representation */ |
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53 |
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54 SDL_Texture *prev; |
| 2753 | 55 SDL_Texture *next; |
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56 }; |
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57 |
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58 /* Define the SDL renderer structure */ |
| 2753 | 59 struct SDL_Renderer |
| 60 { | |
| 61 int (*ActivateRenderer) (SDL_Renderer * renderer); | |
| 62 int (*DisplayModeChanged) (SDL_Renderer * renderer); | |
| 63 int (*CreateTexture) (SDL_Renderer * renderer, SDL_Texture * texture); | |
| 64 int (*QueryTexturePixels) (SDL_Renderer * renderer, SDL_Texture * texture, | |
| 65 void **pixels, int *pitch); | |
| 66 int (*SetTexturePalette) (SDL_Renderer * renderer, SDL_Texture * texture, | |
| 67 const SDL_Color * colors, int firstcolor, | |
| 68 int ncolors); | |
| 69 int (*GetTexturePalette) (SDL_Renderer * renderer, SDL_Texture * texture, | |
| 70 SDL_Color * colors, int firstcolor, | |
| 71 int ncolors); | |
| 72 int (*SetTextureColorMod) (SDL_Renderer * renderer, | |
| 73 SDL_Texture * texture); | |
| 74 int (*SetTextureAlphaMod) (SDL_Renderer * renderer, | |
| 75 SDL_Texture * texture); | |
| 76 int (*SetTextureBlendMode) (SDL_Renderer * renderer, | |
| 77 SDL_Texture * texture); | |
| 78 int (*SetTextureScaleMode) (SDL_Renderer * renderer, | |
| 79 SDL_Texture * texture); | |
| 80 int (*UpdateTexture) (SDL_Renderer * renderer, SDL_Texture * texture, | |
| 81 const SDL_Rect * rect, const void *pixels, | |
| 82 int pitch); | |
| 83 int (*LockTexture) (SDL_Renderer * renderer, SDL_Texture * texture, | |
| 84 const SDL_Rect * rect, int markDirty, void **pixels, | |
| 85 int *pitch); | |
| 86 void (*UnlockTexture) (SDL_Renderer * renderer, SDL_Texture * texture); | |
| 87 void (*DirtyTexture) (SDL_Renderer * renderer, SDL_Texture * texture, | |
| 88 int numrects, const SDL_Rect * rects); | |
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89 int (*SetDrawColor) (SDL_Renderer * renderer); |
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90 int (*SetDrawBlendMode) (SDL_Renderer * renderer); |
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91 int (*RenderClear) (SDL_Renderer * renderer); |
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92 int (*RenderDrawPoints) (SDL_Renderer * renderer, const SDL_Point * points, |
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93 int count); |
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94 int (*RenderDrawLines) (SDL_Renderer * renderer, const SDL_Point * points, |
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95 int count); |
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96 int (*RenderDrawRects) (SDL_Renderer * renderer, const SDL_Rect ** rects, |
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97 int count); |
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98 int (*RenderFillRects) (SDL_Renderer * renderer, const SDL_Rect ** rects, |
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99 int count); |
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100 int (*RenderDrawEllipse) (SDL_Renderer * renderer, int x, int y, |
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101 int w, int h); |
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102 int (*RenderFillEllipse) (SDL_Renderer * renderer, int x, int y, |
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103 int w, int h); |
| 2753 | 104 int (*RenderCopy) (SDL_Renderer * renderer, SDL_Texture * texture, |
| 105 const SDL_Rect * srcrect, const SDL_Rect * dstrect); | |
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106 int (*RenderReadPixels) (SDL_Renderer * renderer, const SDL_Rect * rect, |
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107 Uint32 format, void * pixels, int pitch); |
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108 int (*RenderWritePixels) (SDL_Renderer * renderer, const SDL_Rect * rect, |
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109 Uint32 format, const void * pixels, int pitch); |
| 2753 | 110 void (*RenderPresent) (SDL_Renderer * renderer); |
| 111 void (*DestroyTexture) (SDL_Renderer * renderer, SDL_Texture * texture); | |
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112 |
| 2753 | 113 void (*DestroyRenderer) (SDL_Renderer * renderer); |
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114 |
| 2753 | 115 /* The current renderer info */ |
| 116 SDL_RendererInfo info; | |
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117 |
| 2753 | 118 /* The window associated with the renderer */ |
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119 SDL_Window *window; |
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120 |
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121 /* The list of textures */ |
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122 SDL_Texture *textures; |
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123 |
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124 Uint8 r, g, b, a; /**< Color for drawing operations values */ |
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125 int blendMode; /**< The drawing blend mode */ |
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126 |
| 2753 | 127 void *driverdata; |
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128 }; |
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129 |
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130 /* Define the SDL render driver structure */ |
| 2753 | 131 struct SDL_RenderDriver |
| 132 { | |
| 133 SDL_Renderer *(*CreateRenderer) (SDL_Window * window, Uint32 flags); | |
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134 |
| 2753 | 135 /* Info about the renderer capabilities */ |
| 136 SDL_RendererInfo info; | |
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137 }; |
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138 |
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139 /* Define the SDL window structure, corresponding to toplevel windows */ |
| 2753 | 140 struct SDL_Window |
| 141 { | |
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142 const void *magic; |
| 2753 | 143 Uint32 id; |
| 144 char *title; | |
| 145 int x, y; | |
| 146 int w, h; | |
| 147 Uint32 flags; | |
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148 |
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149 SDL_VideoDisplay *display; |
| 2753 | 150 SDL_Renderer *renderer; |
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151 |
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152 SDL_DisplayMode fullscreen_mode; |
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153 |
| 2753 | 154 void *userdata; |
| 155 void *driverdata; | |
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156 |
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157 SDL_Window *prev; |
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158 SDL_Window *next; |
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159 }; |
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160 #define FULLSCREEN_VISIBLE(W) \ |
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161 (((W)->flags & SDL_WINDOW_FULLSCREEN) && \ |
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162 ((W)->flags & SDL_WINDOW_SHOWN) && \ |
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163 !((W)->flags & SDL_WINDOW_MINIMIZED)) |
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164 |
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165 /* |
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166 * Define the SDL display structure This corresponds to physical monitors |
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167 * attached to the system. |
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168 */ |
| 2753 | 169 struct SDL_VideoDisplay |
| 170 { | |
| 171 int max_display_modes; | |
| 172 int num_display_modes; | |
| 173 SDL_DisplayMode *display_modes; | |
| 174 SDL_DisplayMode desktop_mode; | |
| 175 SDL_DisplayMode current_mode; | |
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176 SDL_bool updating_fullscreen; |
| 2753 | 177 SDL_Palette *palette; |
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178 |
| 2753 | 179 Uint16 *gamma; |
| 180 Uint16 *saved_gamma; /* (just offset into gamma) */ | |
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181 |
| 2753 | 182 int num_render_drivers; |
| 183 SDL_RenderDriver *render_drivers; | |
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184 |
| 2753 | 185 SDL_Window *windows; |
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186 SDL_Window *fullscreen_window; |
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187 |
| 2753 | 188 SDL_Renderer *current_renderer; |
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189 |
| 2753 | 190 SDL_VideoDevice *device; |
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191 |
| 2753 | 192 void *driverdata; |
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193 }; |
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194 |
| 0 | 195 /* Define the SDL video driver structure */ |
| 196 #define _THIS SDL_VideoDevice *_this | |
| 197 | |
| 2753 | 198 struct SDL_VideoDevice |
| 199 { | |
| 200 /* * * */ | |
| 201 /* The name of this video driver */ | |
| 202 const char *name; | |
| 0 | 203 |
| 2753 | 204 /* * * */ |
| 205 /* Initialization/Query functions */ | |
| 0 | 206 |
| 2753 | 207 /* |
| 208 * Initialize the native video subsystem, filling in the list of | |
| 209 * displays for this driver, returning 0 or -1 if there's an error. | |
| 210 */ | |
| 211 int (*VideoInit) (_THIS); | |
| 0 | 212 |
| 2753 | 213 /* |
| 214 * Reverse the effects VideoInit() -- called if VideoInit() fails or | |
| 215 * if the application is shutting down the video subsystem. | |
| 216 */ | |
| 217 void (*VideoQuit) (_THIS); | |
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218 |
| 2753 | 219 /* * * */ |
| 220 /* | |
| 221 * Display functions | |
| 222 */ | |
| 0 | 223 |
| 2753 | 224 /* |
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225 * Get the bounds of a display |
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226 */ |
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227 int (*GetDisplayBounds) (_THIS, SDL_VideoDisplay * display, SDL_Rect * rect); |
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228 |
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229 /* |
| 2753 | 230 * Get a list of the available display modes. e.g. |
| 231 * SDL_AddDisplayMode(_this->current_display, mode) | |
| 232 */ | |
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233 void (*GetDisplayModes) (_THIS, SDL_VideoDisplay * display); |
| 0 | 234 |
| 2753 | 235 /* |
| 236 * Setting the display mode is independent of creating windows, so | |
| 237 * when the display mode is changed, all existing windows should have | |
| 238 * their data updated accordingly, including the display surfaces | |
| 239 * associated with them. | |
| 240 */ | |
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241 int (*SetDisplayMode) (_THIS, SDL_VideoDisplay * display, SDL_DisplayMode * mode); |
| 0 | 242 |
| 2753 | 243 /* Set the color entries of the display palette */ |
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244 int (*SetDisplayPalette) (_THIS, SDL_VideoDisplay * display, SDL_Palette * palette); |
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245 |
| 2753 | 246 /* Get the color entries of the display palette */ |
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247 int (*GetDisplayPalette) (_THIS, SDL_VideoDisplay * display, SDL_Palette * palette); |
| 0 | 248 |
| 2753 | 249 /* Set the gamma ramp */ |
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250 int (*SetDisplayGammaRamp) (_THIS, SDL_VideoDisplay * display, Uint16 * ramp); |
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251 |
| 2753 | 252 /* Get the gamma ramp */ |
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253 int (*GetDisplayGammaRamp) (_THIS, SDL_VideoDisplay * display, Uint16 * ramp); |
| 0 | 254 |
| 2753 | 255 /* * * */ |
| 256 /* | |
| 257 * Window functions | |
| 258 */ | |
| 259 int (*CreateWindow) (_THIS, SDL_Window * window); | |
| 260 int (*CreateWindowFrom) (_THIS, SDL_Window * window, const void *data); | |
| 261 void (*SetWindowTitle) (_THIS, SDL_Window * window); | |
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262 void (*SetWindowIcon) (_THIS, SDL_Window * window, SDL_Surface * icon); |
| 2753 | 263 void (*SetWindowPosition) (_THIS, SDL_Window * window); |
| 264 void (*SetWindowSize) (_THIS, SDL_Window * window); | |
| 265 void (*ShowWindow) (_THIS, SDL_Window * window); | |
| 266 void (*HideWindow) (_THIS, SDL_Window * window); | |
| 267 void (*RaiseWindow) (_THIS, SDL_Window * window); | |
| 268 void (*MaximizeWindow) (_THIS, SDL_Window * window); | |
| 269 void (*MinimizeWindow) (_THIS, SDL_Window * window); | |
| 270 void (*RestoreWindow) (_THIS, SDL_Window * window); | |
| 271 void (*SetWindowGrab) (_THIS, SDL_Window * window); | |
| 272 void (*DestroyWindow) (_THIS, SDL_Window * window); | |
| 0 | 273 |
| 2753 | 274 /* Get some platform dependent window information */ |
| 275 SDL_bool(*GetWindowWMInfo) (_THIS, SDL_Window * window, | |
| 276 struct SDL_SysWMinfo * info); | |
| 0 | 277 |
| 2753 | 278 /* * * */ |
| 279 /* | |
| 280 * OpenGL support | |
| 281 */ | |
| 282 int (*GL_LoadLibrary) (_THIS, const char *path); | |
| 283 void *(*GL_GetProcAddress) (_THIS, const char *proc); | |
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284 void (*GL_UnloadLibrary) (_THIS); |
| 2753 | 285 SDL_GLContext(*GL_CreateContext) (_THIS, SDL_Window * window); |
| 286 int (*GL_MakeCurrent) (_THIS, SDL_Window * window, SDL_GLContext context); | |
| 287 int (*GL_SetSwapInterval) (_THIS, int interval); | |
| 288 int (*GL_GetSwapInterval) (_THIS); | |
| 289 void (*GL_SwapWindow) (_THIS, SDL_Window * window); | |
| 290 void (*GL_DeleteContext) (_THIS, SDL_GLContext context); | |
| 0 | 291 |
| 2753 | 292 /* * * */ |
| 293 /* | |
| 294 * Event manager functions | |
| 295 */ | |
| 296 void (*PumpEvents) (_THIS); | |
| 0 | 297 |
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298 /* Suspend the screensaver */ |
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299 void (*SuspendScreenSaver) (_THIS); |
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300 |
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301 /* Text input */ |
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302 void (*StartTextInput) (_THIS); |
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303 void (*StopTextInput) (_THIS); |
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304 void (*SetTextInputRect) (_THIS, SDL_Rect *rect); |
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305 |
| 2753 | 306 /* * * */ |
| 307 /* Data common to all drivers */ | |
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308 SDL_bool suspend_screensaver; |
| 2753 | 309 int num_displays; |
| 310 SDL_VideoDisplay *displays; | |
| 311 int current_display; | |
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312 Uint8 window_magic; |
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313 Uint8 texture_magic; |
| 2753 | 314 Uint32 next_object_id; |
| 0 | 315 |
| 2753 | 316 /* * * */ |
| 317 /* Data used by the GL drivers */ | |
| 318 struct | |
| 319 { | |
| 320 int red_size; | |
| 321 int green_size; | |
| 322 int blue_size; | |
| 323 int alpha_size; | |
| 324 int depth_size; | |
| 325 int buffer_size; | |
| 326 int stencil_size; | |
| 327 int double_buffer; | |
| 328 int accum_red_size; | |
| 329 int accum_green_size; | |
| 330 int accum_blue_size; | |
| 331 int accum_alpha_size; | |
| 332 int stereo; | |
| 333 int multisamplebuffers; | |
| 334 int multisamplesamples; | |
| 335 int accelerated; | |
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336 int major_version; |
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337 int minor_version; |
| 2753 | 338 int retained_backing; |
| 339 int driver_loaded; | |
| 340 char driver_path[256]; | |
| 341 void *dll_handle; | |
| 342 } gl_config; | |
| 0 | 343 |
| 2753 | 344 /* * * */ |
| 345 /* Data private to this driver */ | |
| 346 void *driverdata; | |
| 347 struct SDL_GLDriverData *gl_data; | |
| 0 | 348 |
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349 #if SDL_VIDEO_DRIVER_PANDORA |
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350 struct SDL_PrivateGLESData *gles_data; |
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351 #endif |
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352 |
| 2753 | 353 /* * * */ |
| 354 /* The function used to dispose of this structure */ | |
| 355 void (*free) (_THIS); | |
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356 }; |
| 0 | 357 |
| 2753 | 358 typedef struct VideoBootStrap |
| 359 { | |
| 360 const char *name; | |
| 361 const char *desc; | |
| 362 int (*available) (void); | |
| 363 SDL_VideoDevice *(*create) (int devindex); | |
| 364 } VideoBootStrap; | |
| 0 | 365 |
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366 #if SDL_VIDEO_DRIVER_COCOA |
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367 extern VideoBootStrap COCOA_bootstrap; |
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368 #endif |
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369 #if SDL_VIDEO_DRIVER_X11 |
| 0 | 370 extern VideoBootStrap X11_bootstrap; |
| 371 #endif | |
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372 #if SDL_VIDEO_DRIVER_FBCON |
| 0 | 373 extern VideoBootStrap FBCON_bootstrap; |
| 374 #endif | |
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375 #if SDL_VIDEO_DRIVER_DIRECTFB |
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376 extern VideoBootStrap DirectFB_bootstrap; |
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377 #endif |
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378 #if SDL_VIDEO_DRIVER_PS3 |
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379 extern VideoBootStrap PS3_bootstrap; |
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380 #endif |
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381 #if SDL_VIDEO_DRIVER_SVGALIB |
| 0 | 382 extern VideoBootStrap SVGALIB_bootstrap; |
| 383 #endif | |
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384 #if SDL_VIDEO_DRIVER_GAPI |
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385 extern VideoBootStrap GAPI_bootstrap; |
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386 #endif |
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387 #if SDL_VIDEO_DRIVER_WIN32 |
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388 extern VideoBootStrap WIN32_bootstrap; |
| 0 | 389 #endif |
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390 #if SDL_VIDEO_DRIVER_BWINDOW |
| 0 | 391 extern VideoBootStrap BWINDOW_bootstrap; |
| 392 #endif | |
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393 #if SDL_VIDEO_DRIVER_PHOTON |
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394 extern VideoBootStrap photon_bootstrap; |
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395 #endif |
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396 #if SDL_VIDEO_DRIVER_QNXGF |
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397 extern VideoBootStrap qnxgf_bootstrap; |
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398 #endif |
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399 #if SDL_VIDEO_DRIVER_EPOC |
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400 extern VideoBootStrap EPOC_bootstrap; |
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401 #endif |
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402 #if SDL_VIDEO_DRIVER_RISCOS |
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403 extern VideoBootStrap RISCOS_bootstrap; |
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404 #endif |
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405 #if SDL_VIDEO_DRIVER_UIKIT |
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406 extern VideoBootStrap UIKIT_bootstrap; |
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407 #endif |
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408 #if SDL_VIDEO_DRIVER_DUMMY |
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409 extern VideoBootStrap DUMMY_bootstrap; |
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410 #endif |
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411 #if SDL_VIDEO_DRIVER_NDS |
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412 extern VideoBootStrap NDS_bootstrap; |
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413 #endif |
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OpenPandora support added by David Carré
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414 #if SDL_VIDEO_DRIVER_PANDORA |
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415 extern VideoBootStrap PND_bootstrap; |
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416 #endif |
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417 |
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Switched from SDL_WindowID and SDL_TextureID to SDL_Window* and SDL_Texture* for code simplicity and improved performance.
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418 #define SDL_CurrentDisplay (&_this->displays[_this->current_display]) |
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419 #define SDL_CurrentRenderer (SDL_CurrentDisplay->current_renderer) |
| 0 | 420 |
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421 extern SDL_VideoDevice *SDL_GetVideoDevice(); |
| 2753 | 422 extern int SDL_AddBasicVideoDisplay(const SDL_DisplayMode * desktop_mode); |
| 423 extern int SDL_AddVideoDisplay(const SDL_VideoDisplay * display); | |
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424 extern SDL_bool SDL_AddDisplayMode(SDL_VideoDisplay *display, const SDL_DisplayMode * mode); |
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425 extern int SDL_GetNumDisplayModesForDisplay(SDL_VideoDisplay * display); |
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426 extern int SDL_GetDisplayModeForDisplay(SDL_VideoDisplay * display, int index, SDL_DisplayMode * mode); |
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427 extern int SDL_GetDesktopDisplayModeForDisplay(SDL_VideoDisplay * display, SDL_DisplayMode * mode); |
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428 extern int SDL_GetCurrentDisplayModeForDisplay(SDL_VideoDisplay * display, SDL_DisplayMode * mode); |
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429 extern SDL_DisplayMode * SDL_GetClosestDisplayModeForDisplay(SDL_VideoDisplay * display, const SDL_DisplayMode * mode, SDL_DisplayMode * closest); |
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430 extern int SDL_SetDisplayModeForDisplay(SDL_VideoDisplay * display, const SDL_DisplayMode * mode); |
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431 extern int SDL_SetPaletteForDisplay(SDL_VideoDisplay * display, const SDL_Color * colors, int firstcolor, int ncolors); |
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432 extern int SDL_GetPaletteForDisplay(SDL_VideoDisplay * display, SDL_Color * colors, int firstcolor, int ncolors); |
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433 extern int SDL_SetGammaRampForDisplay(SDL_VideoDisplay * display, const Uint16 * red, const Uint16 * green, const Uint16 * blue); |
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434 extern int SDL_GetGammaRampForDisplay(SDL_VideoDisplay * display, Uint16 * red, Uint16 * green, Uint16 * blue); |
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435 extern void SDL_AddRenderDriver(SDL_VideoDisplay *display, const SDL_RenderDriver * driver); |
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436 |
| 2753 | 437 extern int SDL_RecreateWindow(SDL_Window * window, Uint32 flags); |
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438 |
| 2753 | 439 extern void SDL_OnWindowShown(SDL_Window * window); |
| 440 extern void SDL_OnWindowHidden(SDL_Window * window); | |
| 441 extern void SDL_OnWindowResized(SDL_Window * window); | |
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Whenever a window becomes fullscreen, shown, unminimized, and has input focus it will change the display to the corresponding fullscreen video mode.
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442 extern void SDL_OnWindowMinimized(SDL_Window * window); |
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443 extern void SDL_OnWindowRestored(SDL_Window * window); |
| 2753 | 444 extern void SDL_OnWindowFocusGained(SDL_Window * window); |
| 445 extern void SDL_OnWindowFocusLost(SDL_Window * window); | |
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446 extern SDL_Window * SDL_GetFocusWindow(void); |
| 0 | 447 |
| 2753 | 448 #endif /* _SDL_sysvideo_h */ |
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449 |
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450 /* vi: set ts=4 sw=4 expandtab: */ |