Mercurial > sdl-ios-xcode
annotate src/video/SDL_sysvideo.h @ 4793:cb31d2fdbe61
Add XShape test to configure scripts.
| author | Ryan C. Gordon <icculus@icculus.org> |
|---|---|
| date | Tue, 13 Jul 2010 02:43:10 -0400 |
| parents | b6930aefd008 |
| children | c9eb95f29770 |
| 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" |
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29 #include "SDL_shape.h" |
| 0 | 30 |
| 31 /* The SDL video driver */ | |
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32 |
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33 typedef struct SDL_Renderer SDL_Renderer; |
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34 typedef struct SDL_RenderDriver SDL_RenderDriver; |
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35 typedef struct SDL_WindowShaper SDL_WindowShaper; |
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36 typedef struct SDL_ShapeDriver SDL_ShapeDriver; |
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37 typedef struct SDL_VideoDisplay SDL_VideoDisplay; |
| 0 | 38 typedef struct SDL_VideoDevice SDL_VideoDevice; |
| 39 | |
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40 /* Define the SDL texture structure */ |
| 2753 | 41 struct SDL_Texture |
| 42 { | |
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43 const void *magic; |
| 2753 | 44 Uint32 format; /**< The pixel format of the texture */ |
| 45 int access; /**< SDL_TextureAccess */ | |
| 46 int w; /**< The width of the texture */ | |
| 47 int h; /**< The height of the texture */ | |
| 48 int modMode; /**< The texture modulation mode */ | |
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49 int blendMode; /**< The texture blend mode */ |
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50 int scaleMode; /**< The texture scale mode */ |
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51 Uint8 r, g, b, a; /**< Texture modulation values */ |
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52 |
| 2753 | 53 SDL_Renderer *renderer; |
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54 |
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55 void *driverdata; /**< Driver specific texture representation */ |
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56 |
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57 SDL_Texture *prev; |
| 2753 | 58 SDL_Texture *next; |
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59 }; |
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60 |
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61 /* Define the SDL renderer structure */ |
| 2753 | 62 struct SDL_Renderer |
| 63 { | |
| 64 int (*ActivateRenderer) (SDL_Renderer * renderer); | |
| 65 int (*DisplayModeChanged) (SDL_Renderer * renderer); | |
| 66 int (*CreateTexture) (SDL_Renderer * renderer, SDL_Texture * texture); | |
| 67 int (*QueryTexturePixels) (SDL_Renderer * renderer, SDL_Texture * texture, | |
| 68 void **pixels, int *pitch); | |
| 69 int (*SetTexturePalette) (SDL_Renderer * renderer, SDL_Texture * texture, | |
| 70 const SDL_Color * colors, int firstcolor, | |
| 71 int ncolors); | |
| 72 int (*GetTexturePalette) (SDL_Renderer * renderer, SDL_Texture * texture, | |
| 73 SDL_Color * colors, int firstcolor, | |
| 74 int ncolors); | |
| 75 int (*SetTextureColorMod) (SDL_Renderer * renderer, | |
| 76 SDL_Texture * texture); | |
| 77 int (*SetTextureAlphaMod) (SDL_Renderer * renderer, | |
| 78 SDL_Texture * texture); | |
| 79 int (*SetTextureBlendMode) (SDL_Renderer * renderer, | |
| 80 SDL_Texture * texture); | |
| 81 int (*SetTextureScaleMode) (SDL_Renderer * renderer, | |
| 82 SDL_Texture * texture); | |
| 83 int (*UpdateTexture) (SDL_Renderer * renderer, SDL_Texture * texture, | |
| 84 const SDL_Rect * rect, const void *pixels, | |
| 85 int pitch); | |
| 86 int (*LockTexture) (SDL_Renderer * renderer, SDL_Texture * texture, | |
| 87 const SDL_Rect * rect, int markDirty, void **pixels, | |
| 88 int *pitch); | |
| 89 void (*UnlockTexture) (SDL_Renderer * renderer, SDL_Texture * texture); | |
| 90 void (*DirtyTexture) (SDL_Renderer * renderer, SDL_Texture * texture, | |
| 91 int numrects, const SDL_Rect * rects); | |
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92 int (*SetDrawColor) (SDL_Renderer * renderer); |
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93 int (*SetDrawBlendMode) (SDL_Renderer * renderer); |
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94 int (*RenderClear) (SDL_Renderer * renderer); |
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95 int (*RenderDrawPoints) (SDL_Renderer * renderer, const SDL_Point * points, |
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96 int count); |
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97 int (*RenderDrawLines) (SDL_Renderer * renderer, const SDL_Point * points, |
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98 int count); |
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99 int (*RenderDrawRects) (SDL_Renderer * renderer, const SDL_Rect ** rects, |
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100 int count); |
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101 int (*RenderFillRects) (SDL_Renderer * renderer, const SDL_Rect ** rects, |
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102 int count); |
| 2753 | 103 int (*RenderCopy) (SDL_Renderer * renderer, SDL_Texture * texture, |
| 104 const SDL_Rect * srcrect, const SDL_Rect * dstrect); | |
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105 int (*RenderReadPixels) (SDL_Renderer * renderer, const SDL_Rect * rect, |
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106 Uint32 format, void * pixels, int pitch); |
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107 int (*RenderWritePixels) (SDL_Renderer * renderer, const SDL_Rect * rect, |
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108 Uint32 format, const void * pixels, int pitch); |
| 2753 | 109 void (*RenderPresent) (SDL_Renderer * renderer); |
| 110 void (*DestroyTexture) (SDL_Renderer * renderer, SDL_Texture * texture); | |
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111 |
| 2753 | 112 void (*DestroyRenderer) (SDL_Renderer * renderer); |
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113 |
| 2753 | 114 /* The current renderer info */ |
| 115 SDL_RendererInfo info; | |
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116 |
| 2753 | 117 /* The window associated with the renderer */ |
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118 SDL_Window *window; |
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119 |
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120 /* The list of textures */ |
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121 SDL_Texture *textures; |
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122 |
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123 Uint8 r, g, b, a; /**< Color for drawing operations values */ |
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124 int blendMode; /**< The drawing blend mode */ |
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125 |
| 2753 | 126 void *driverdata; |
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127 }; |
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128 |
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129 /* Define the SDL render driver structure */ |
| 2753 | 130 struct SDL_RenderDriver |
| 131 { | |
| 132 SDL_Renderer *(*CreateRenderer) (SDL_Window * window, Uint32 flags); | |
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133 |
| 2753 | 134 /* Info about the renderer capabilities */ |
| 135 SDL_RendererInfo info; | |
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136 }; |
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137 |
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138 /* Define the SDL window-shaper structure */ |
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139 struct SDL_WindowShaper |
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140 { |
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141 /* The window associated with the shaper */ |
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142 SDL_Window *window; |
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143 |
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144 /* The user's specified SDL_WINDOW_SHOWN flag, for use once the user gives the window a shape. */ |
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145 Uint32 usershownflag; |
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146 |
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147 /* The cutoff value for alpha-channel binarization. When alpha is greater-than-or-equal-to this value in the shape |
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148 image, the corresponding pixel of the actual window will be considered part of the window's shape. */ |
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149 Uint8 alphacutoff; |
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150 |
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151 /* Has this window been assigned a shape? */ |
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152 SDL_bool hasshape; |
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153 |
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154 void *driverdata; |
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155 }; |
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156 |
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157 /* Define the SDL shape driver structure */ |
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158 struct SDL_ShapeDriver |
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159 { |
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160 SDL_WindowShaper *(*CreateShaper)(SDL_Window * window); |
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161 int (*SetWindowShape)(SDL_WindowShaper *shaper,SDL_Surface *shape,SDL_WindowShapeMode *shapeMode); |
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162 int (*ResizeWindowShape)(SDL_Window *window); |
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163 }; |
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164 |
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165 /* Define the SDL window structure, corresponding to toplevel windows */ |
| 2753 | 166 struct SDL_Window |
| 167 { | |
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168 const void *magic; |
| 2753 | 169 Uint32 id; |
| 170 char *title; | |
| 171 int x, y; | |
| 172 int w, h; | |
| 173 Uint32 flags; | |
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174 |
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175 SDL_VideoDisplay *display; |
| 2753 | 176 SDL_Renderer *renderer; |
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177 |
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178 SDL_DisplayMode fullscreen_mode; |
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179 |
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180 SDL_WindowShaper *shaper; |
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181 |
| 2753 | 182 void *userdata; |
| 183 void *driverdata; | |
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184 |
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185 SDL_Window *prev; |
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186 SDL_Window *next; |
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187 }; |
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188 #define FULLSCREEN_VISIBLE(W) \ |
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189 (((W)->flags & SDL_WINDOW_FULLSCREEN) && \ |
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190 ((W)->flags & SDL_WINDOW_SHOWN) && \ |
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191 !((W)->flags & SDL_WINDOW_MINIMIZED)) |
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192 |
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193 /* |
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194 * Define the SDL display structure This corresponds to physical monitors |
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195 * attached to the system. |
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196 */ |
| 2753 | 197 struct SDL_VideoDisplay |
| 198 { | |
| 199 int max_display_modes; | |
| 200 int num_display_modes; | |
| 201 SDL_DisplayMode *display_modes; | |
| 202 SDL_DisplayMode desktop_mode; | |
| 203 SDL_DisplayMode current_mode; | |
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204 SDL_bool updating_fullscreen; |
| 2753 | 205 SDL_Palette *palette; |
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206 |
| 2753 | 207 Uint16 *gamma; |
| 208 Uint16 *saved_gamma; /* (just offset into gamma) */ | |
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209 |
| 2753 | 210 int num_render_drivers; |
| 211 SDL_RenderDriver *render_drivers; | |
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212 |
| 2753 | 213 SDL_Window *windows; |
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214 SDL_Window *fullscreen_window; |
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215 |
| 2753 | 216 SDL_Renderer *current_renderer; |
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217 |
| 2753 | 218 SDL_VideoDevice *device; |
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219 |
| 2753 | 220 void *driverdata; |
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221 }; |
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222 |
| 0 | 223 /* Define the SDL video driver structure */ |
| 224 #define _THIS SDL_VideoDevice *_this | |
| 225 | |
| 2753 | 226 struct SDL_VideoDevice |
| 227 { | |
| 228 /* * * */ | |
| 229 /* The name of this video driver */ | |
| 230 const char *name; | |
| 0 | 231 |
| 2753 | 232 /* * * */ |
| 233 /* Initialization/Query functions */ | |
| 0 | 234 |
| 2753 | 235 /* |
| 236 * Initialize the native video subsystem, filling in the list of | |
| 237 * displays for this driver, returning 0 or -1 if there's an error. | |
| 238 */ | |
| 239 int (*VideoInit) (_THIS); | |
| 0 | 240 |
| 2753 | 241 /* |
| 242 * Reverse the effects VideoInit() -- called if VideoInit() fails or | |
| 243 * if the application is shutting down the video subsystem. | |
| 244 */ | |
| 245 void (*VideoQuit) (_THIS); | |
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246 |
| 2753 | 247 /* * * */ |
| 248 /* | |
| 249 * Display functions | |
| 250 */ | |
| 0 | 251 |
| 2753 | 252 /* |
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253 * Get the bounds of a display |
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254 */ |
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255 int (*GetDisplayBounds) (_THIS, SDL_VideoDisplay * display, SDL_Rect * rect); |
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256 |
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257 /* |
| 2753 | 258 * Get a list of the available display modes. e.g. |
| 259 * SDL_AddDisplayMode(_this->current_display, mode) | |
| 260 */ | |
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261 void (*GetDisplayModes) (_THIS, SDL_VideoDisplay * display); |
| 0 | 262 |
| 2753 | 263 /* |
| 264 * Setting the display mode is independent of creating windows, so | |
| 265 * when the display mode is changed, all existing windows should have | |
| 266 * their data updated accordingly, including the display surfaces | |
| 267 * associated with them. | |
| 268 */ | |
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269 int (*SetDisplayMode) (_THIS, SDL_VideoDisplay * display, SDL_DisplayMode * mode); |
| 0 | 270 |
| 2753 | 271 /* Set the color entries of the display palette */ |
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272 int (*SetDisplayPalette) (_THIS, SDL_VideoDisplay * display, SDL_Palette * palette); |
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273 |
| 2753 | 274 /* Get the color entries of the display palette */ |
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275 int (*GetDisplayPalette) (_THIS, SDL_VideoDisplay * display, SDL_Palette * palette); |
| 0 | 276 |
| 2753 | 277 /* Set the gamma ramp */ |
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278 int (*SetDisplayGammaRamp) (_THIS, SDL_VideoDisplay * display, Uint16 * ramp); |
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279 |
| 2753 | 280 /* Get the gamma ramp */ |
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281 int (*GetDisplayGammaRamp) (_THIS, SDL_VideoDisplay * display, Uint16 * ramp); |
| 0 | 282 |
| 2753 | 283 /* * * */ |
| 284 /* | |
| 285 * Window functions | |
| 286 */ | |
| 287 int (*CreateWindow) (_THIS, SDL_Window * window); | |
| 288 int (*CreateWindowFrom) (_THIS, SDL_Window * window, const void *data); | |
| 289 void (*SetWindowTitle) (_THIS, SDL_Window * window); | |
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290 void (*SetWindowIcon) (_THIS, SDL_Window * window, SDL_Surface * icon); |
| 2753 | 291 void (*SetWindowPosition) (_THIS, SDL_Window * window); |
| 292 void (*SetWindowSize) (_THIS, SDL_Window * window); | |
| 293 void (*ShowWindow) (_THIS, SDL_Window * window); | |
| 294 void (*HideWindow) (_THIS, SDL_Window * window); | |
| 295 void (*RaiseWindow) (_THIS, SDL_Window * window); | |
| 296 void (*MaximizeWindow) (_THIS, SDL_Window * window); | |
| 297 void (*MinimizeWindow) (_THIS, SDL_Window * window); | |
| 298 void (*RestoreWindow) (_THIS, SDL_Window * window); | |
| 299 void (*SetWindowGrab) (_THIS, SDL_Window * window); | |
| 300 void (*DestroyWindow) (_THIS, SDL_Window * window); | |
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301 |
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302 /* * * */ |
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303 /* |
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304 * Shaped-window functions |
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305 */ |
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306 SDL_ShapeDriver shape_driver; |
| 0 | 307 |
| 2753 | 308 /* Get some platform dependent window information */ |
| 309 SDL_bool(*GetWindowWMInfo) (_THIS, SDL_Window * window, | |
| 310 struct SDL_SysWMinfo * info); | |
| 0 | 311 |
| 2753 | 312 /* * * */ |
| 313 /* | |
| 314 * OpenGL support | |
| 315 */ | |
| 316 int (*GL_LoadLibrary) (_THIS, const char *path); | |
| 317 void *(*GL_GetProcAddress) (_THIS, const char *proc); | |
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318 void (*GL_UnloadLibrary) (_THIS); |
| 2753 | 319 SDL_GLContext(*GL_CreateContext) (_THIS, SDL_Window * window); |
| 320 int (*GL_MakeCurrent) (_THIS, SDL_Window * window, SDL_GLContext context); | |
| 321 int (*GL_SetSwapInterval) (_THIS, int interval); | |
| 322 int (*GL_GetSwapInterval) (_THIS); | |
| 323 void (*GL_SwapWindow) (_THIS, SDL_Window * window); | |
| 324 void (*GL_DeleteContext) (_THIS, SDL_GLContext context); | |
| 0 | 325 |
| 2753 | 326 /* * * */ |
| 327 /* | |
| 328 * Event manager functions | |
| 329 */ | |
| 330 void (*PumpEvents) (_THIS); | |
| 0 | 331 |
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332 /* Suspend the screensaver */ |
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333 void (*SuspendScreenSaver) (_THIS); |
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334 |
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335 /* Text input */ |
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336 void (*StartTextInput) (_THIS); |
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337 void (*StopTextInput) (_THIS); |
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338 void (*SetTextInputRect) (_THIS, SDL_Rect *rect); |
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339 |
| 2753 | 340 /* * * */ |
| 341 /* Data common to all drivers */ | |
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342 SDL_bool suspend_screensaver; |
| 2753 | 343 int num_displays; |
| 344 SDL_VideoDisplay *displays; | |
| 345 int current_display; | |
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346 Uint8 window_magic; |
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347 Uint8 texture_magic; |
| 2753 | 348 Uint32 next_object_id; |
| 0 | 349 |
| 2753 | 350 /* * * */ |
| 351 /* Data used by the GL drivers */ | |
| 352 struct | |
| 353 { | |
| 354 int red_size; | |
| 355 int green_size; | |
| 356 int blue_size; | |
| 357 int alpha_size; | |
| 358 int depth_size; | |
| 359 int buffer_size; | |
| 360 int stencil_size; | |
| 361 int double_buffer; | |
| 362 int accum_red_size; | |
| 363 int accum_green_size; | |
| 364 int accum_blue_size; | |
| 365 int accum_alpha_size; | |
| 366 int stereo; | |
| 367 int multisamplebuffers; | |
| 368 int multisamplesamples; | |
| 369 int accelerated; | |
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370 int major_version; |
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371 int minor_version; |
| 2753 | 372 int retained_backing; |
| 373 int driver_loaded; | |
| 374 char driver_path[256]; | |
| 375 void *dll_handle; | |
| 376 } gl_config; | |
| 0 | 377 |
| 2753 | 378 /* * * */ |
| 379 /* Data private to this driver */ | |
| 380 void *driverdata; | |
| 381 struct SDL_GLDriverData *gl_data; | |
| 0 | 382 |
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383 #if SDL_VIDEO_DRIVER_PANDORA |
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384 struct SDL_PrivateGLESData *gles_data; |
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385 #endif |
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386 |
| 2753 | 387 /* * * */ |
| 388 /* The function used to dispose of this structure */ | |
| 389 void (*free) (_THIS); | |
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390 }; |
| 0 | 391 |
| 2753 | 392 typedef struct VideoBootStrap |
| 393 { | |
| 394 const char *name; | |
| 395 const char *desc; | |
| 396 int (*available) (void); | |
| 397 SDL_VideoDevice *(*create) (int devindex); | |
| 398 } VideoBootStrap; | |
| 0 | 399 |
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400 #if SDL_VIDEO_DRIVER_COCOA |
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401 extern VideoBootStrap COCOA_bootstrap; |
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402 #endif |
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403 #if SDL_VIDEO_DRIVER_X11 |
| 0 | 404 extern VideoBootStrap X11_bootstrap; |
| 405 #endif | |
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406 #if SDL_VIDEO_DRIVER_FBCON |
| 0 | 407 extern VideoBootStrap FBCON_bootstrap; |
| 408 #endif | |
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409 #if SDL_VIDEO_DRIVER_DIRECTFB |
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410 extern VideoBootStrap DirectFB_bootstrap; |
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411 #endif |
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412 #if SDL_VIDEO_DRIVER_PS3 |
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413 extern VideoBootStrap PS3_bootstrap; |
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414 #endif |
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415 #if SDL_VIDEO_DRIVER_SVGALIB |
| 0 | 416 extern VideoBootStrap SVGALIB_bootstrap; |
| 417 #endif | |
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418 #if SDL_VIDEO_DRIVER_GAPI |
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419 extern VideoBootStrap GAPI_bootstrap; |
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420 #endif |
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421 #if SDL_VIDEO_DRIVER_WIN32 |
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422 extern VideoBootStrap WIN32_bootstrap; |
| 0 | 423 #endif |
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424 #if SDL_VIDEO_DRIVER_BWINDOW |
| 0 | 425 extern VideoBootStrap BWINDOW_bootstrap; |
| 426 #endif | |
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427 #if SDL_VIDEO_DRIVER_PHOTON |
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428 extern VideoBootStrap photon_bootstrap; |
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429 #endif |
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430 #if SDL_VIDEO_DRIVER_QNXGF |
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431 extern VideoBootStrap qnxgf_bootstrap; |
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432 #endif |
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433 #if SDL_VIDEO_DRIVER_EPOC |
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434 extern VideoBootStrap EPOC_bootstrap; |
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435 #endif |
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436 #if SDL_VIDEO_DRIVER_RISCOS |
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437 extern VideoBootStrap RISCOS_bootstrap; |
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438 #endif |
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439 #if SDL_VIDEO_DRIVER_UIKIT |
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440 extern VideoBootStrap UIKIT_bootstrap; |
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441 #endif |
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442 #if SDL_VIDEO_DRIVER_DUMMY |
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443 extern VideoBootStrap DUMMY_bootstrap; |
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444 #endif |
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445 #if SDL_VIDEO_DRIVER_NDS |
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446 extern VideoBootStrap NDS_bootstrap; |
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447 #endif |
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448 #if SDL_VIDEO_DRIVER_PANDORA |
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449 extern VideoBootStrap PND_bootstrap; |
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450 #endif |
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451 |
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452 #define SDL_CurrentDisplay (&_this->displays[_this->current_display]) |
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453 #define SDL_CurrentRenderer (SDL_CurrentDisplay->current_renderer) |
| 0 | 454 |
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455 extern SDL_VideoDevice *SDL_GetVideoDevice(); |
| 2753 | 456 extern int SDL_AddBasicVideoDisplay(const SDL_DisplayMode * desktop_mode); |
| 457 extern int SDL_AddVideoDisplay(const SDL_VideoDisplay * display); | |
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458 extern SDL_bool SDL_AddDisplayMode(SDL_VideoDisplay *display, const SDL_DisplayMode * mode); |
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459 extern int SDL_GetNumDisplayModesForDisplay(SDL_VideoDisplay * display); |
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460 extern int SDL_GetDisplayModeForDisplay(SDL_VideoDisplay * display, int index, SDL_DisplayMode * mode); |
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461 extern int SDL_GetDesktopDisplayModeForDisplay(SDL_VideoDisplay * display, SDL_DisplayMode * mode); |
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462 extern int SDL_GetCurrentDisplayModeForDisplay(SDL_VideoDisplay * display, SDL_DisplayMode * mode); |
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463 extern SDL_DisplayMode * SDL_GetClosestDisplayModeForDisplay(SDL_VideoDisplay * display, const SDL_DisplayMode * mode, SDL_DisplayMode * closest); |
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464 extern int SDL_SetDisplayModeForDisplay(SDL_VideoDisplay * display, const SDL_DisplayMode * mode); |
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465 extern int SDL_SetPaletteForDisplay(SDL_VideoDisplay * display, const SDL_Color * colors, int firstcolor, int ncolors); |
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466 extern int SDL_GetPaletteForDisplay(SDL_VideoDisplay * display, SDL_Color * colors, int firstcolor, int ncolors); |
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467 extern int SDL_SetGammaRampForDisplay(SDL_VideoDisplay * display, const Uint16 * red, const Uint16 * green, const Uint16 * blue); |
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468 extern int SDL_GetGammaRampForDisplay(SDL_VideoDisplay * display, Uint16 * red, Uint16 * green, Uint16 * blue); |
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469 extern void SDL_AddRenderDriver(SDL_VideoDisplay *display, const SDL_RenderDriver * driver); |
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470 |
| 2753 | 471 extern int SDL_RecreateWindow(SDL_Window * window, Uint32 flags); |
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472 |
| 2753 | 473 extern void SDL_OnWindowShown(SDL_Window * window); |
| 474 extern void SDL_OnWindowHidden(SDL_Window * window); | |
| 475 extern void SDL_OnWindowResized(SDL_Window * window); | |
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476 extern void SDL_OnWindowMinimized(SDL_Window * window); |
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477 extern void SDL_OnWindowRestored(SDL_Window * window); |
| 2753 | 478 extern void SDL_OnWindowFocusGained(SDL_Window * window); |
| 479 extern void SDL_OnWindowFocusLost(SDL_Window * window); | |
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480 extern SDL_Window * SDL_GetFocusWindow(void); |
| 0 | 481 |
| 2753 | 482 #endif /* _SDL_sysvideo_h */ |
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483 |
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484 /* vi: set ts=4 sw=4 expandtab: */ |