Mercurial > sdl-ios-xcode
annotate src/video/SDL_sysvideo.h @ 1706:1577404809f0 SDL-1.3
Added a multi-window version of testsprite using the new API.
author | Sam Lantinga <slouken@libsdl.org> |
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date | Sat, 24 Jun 2006 16:51:01 +0000 |
parents | 396a35389351 |
children | 931d111e737a |
rev | line source |
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0 | 1 /* |
2 SDL - Simple DirectMedia Layer | |
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3 Copyright (C) 1997-2006 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" | |
28 #define SDL_PROTOTYPES_ONLY | |
29 #include "SDL_syswm.h" | |
30 #undef SDL_PROTOTYPES_ONLY | |
31 | |
32 /* This file prototypes the video driver implementation. | |
33 This is designed to be easily converted to C++ in the future. | |
34 */ | |
35 | |
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36 #if SDL_VIDEO_OPENGL |
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37 #include "SDL_opengl.h" |
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38 #endif /* SDL_VIDEO_OPENGL */ |
0 | 39 |
40 /* The SDL video driver */ | |
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41 |
1670 | 42 typedef struct SDL_Window SDL_Window; |
43 typedef struct SDL_Texture SDL_Texture; | |
44 typedef struct SDL_Renderer SDL_Renderer; | |
45 typedef struct SDL_RenderDriver SDL_RenderDriver; | |
46 typedef struct SDL_VideoDisplay SDL_VideoDisplay; | |
47 typedef struct SDL_VideoDevice SDL_VideoDevice; | |
48 | |
49 /* Define the SDL texture structure */ | |
50 struct SDL_Texture | |
51 { | |
52 Uint32 id; | |
53 | |
54 Uint32 format; /**< The pixel format of the texture */ | |
55 int access; /**< SDL_TextureAccess */ | |
56 int w; /**< The width of the texture */ | |
57 int h; /**< The height of the texture */ | |
58 | |
59 SDL_Renderer *renderer; | |
60 | |
61 void *driverdata; /**< Driver specific texture representation */ | |
62 | |
63 SDL_Texture *next; | |
64 }; | |
65 | |
66 /* Define the SDL renderer structure */ | |
67 struct SDL_Renderer | |
68 { | |
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69 int (*CreateTexture) (SDL_Renderer * renderer, SDL_Texture * texture); |
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70 int (*QueryTexturePixels) (SDL_Renderer * renderer, SDL_Texture * texture, |
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71 void **pixels, int *pitch); |
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72 int (*SetTexturePalette) (SDL_Renderer * renderer, SDL_Texture * texture, |
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73 const SDL_Color * colors, int firstcolor, |
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74 int ncolors); |
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75 int (*GetTexturePalette) (SDL_Renderer * renderer, SDL_Texture * texture, |
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76 SDL_Color * colors, int firstcolor, |
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77 int ncolors); |
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78 int (*UpdateTexture) (SDL_Renderer * renderer, SDL_Texture * texture, |
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79 const SDL_Rect * rect, const void *pixels, |
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80 int pitch); |
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81 int (*LockTexture) (SDL_Renderer * renderer, SDL_Texture * texture, |
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82 const SDL_Rect * rect, int markDirty, void **pixels, |
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83 int *pitch); |
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84 void (*UnlockTexture) (SDL_Renderer * renderer, SDL_Texture * texture); |
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85 void (*DirtyTexture) (SDL_Renderer * renderer, SDL_Texture * texture, |
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86 int numrects, const SDL_Rect * rects); |
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87 void (*SelectRenderTexture) (SDL_Renderer * renderer, |
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88 SDL_Texture * texture); |
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89 void (*RenderFill) (SDL_Renderer * renderer, const SDL_Rect * rect, |
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90 Uint32 color); |
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91 int (*RenderCopy) (SDL_Renderer * renderer, SDL_Texture * texture, |
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92 const SDL_Rect * srcrect, const SDL_Rect * dstrect, |
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93 int blendMode, int scaleMode); |
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94 int (*RenderReadPixels) (SDL_Renderer * renderer, const SDL_Rect * rect, |
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95 void *pixels, int pitch); |
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96 int (*RenderWritePixels) (SDL_Renderer * renderer, const SDL_Rect * rect, |
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97 const void *pixels, int pitch); |
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98 void (*RenderPresent) (SDL_Renderer * renderer); |
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99 void (*DestroyTexture) (SDL_Renderer * renderer, SDL_Texture * texture); |
1670 | 100 |
101 void (*DestroyRenderer) (SDL_Renderer * renderer); | |
102 | |
103 /* The current renderer info */ | |
104 SDL_RendererInfo info; | |
105 | |
106 /* The window associated with the renderer */ | |
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107 SDL_WindowID window; |
1670 | 108 |
109 void *driverdata; | |
110 }; | |
111 | |
112 /* Define the SDL render driver structure */ | |
113 struct SDL_RenderDriver | |
114 { | |
115 SDL_Renderer *(*CreateRenderer) (SDL_Window * window, Uint32 flags); | |
116 | |
117 /* Info about the renderer capabilities */ | |
118 SDL_RendererInfo info; | |
119 }; | |
120 | |
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121 /* Define the SDL window structure, corresponding to toplevel windows */ |
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122 struct SDL_Window |
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123 { |
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124 Uint32 id; |
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125 |
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126 char *title; |
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127 int x, y; |
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128 int w, h; |
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129 Uint32 flags; |
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130 |
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131 Uint16 *gamma; |
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132 |
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133 int display; |
1670 | 134 SDL_Renderer *renderer; |
135 | |
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136 void *userdata; |
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137 void *driverdata; |
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138 }; |
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139 |
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140 /* Define the SDL display structure |
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141 This corresponds to physical monitors attached to the system. |
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142 */ |
1670 | 143 struct SDL_VideoDisplay |
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144 { |
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145 int num_display_modes; |
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146 SDL_DisplayMode *display_modes; |
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147 SDL_DisplayMode desktop_mode; |
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148 SDL_DisplayMode current_mode; |
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149 SDL_Palette *palette; |
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150 |
1670 | 151 int num_render_drivers; |
152 SDL_RenderDriver *render_drivers; | |
153 | |
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154 int num_windows; |
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155 SDL_Window *windows; |
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156 |
1670 | 157 SDL_Renderer *current_renderer; |
158 | |
159 /* The hash list of textures */ | |
160 SDL_Texture *textures[64]; | |
161 | |
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162 SDL_VideoDevice *device; |
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163 |
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164 void *driverdata; |
1670 | 165 }; |
0 | 166 |
167 /* Define the SDL video driver structure */ | |
168 #define _THIS SDL_VideoDevice *_this | |
169 | |
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170 struct SDL_VideoDevice |
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171 { |
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172 /* * * */ |
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173 /* The name of this video driver */ |
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174 const char *name; |
0 | 175 |
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176 /* * * */ |
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177 /* Initialization/Query functions */ |
0 | 178 |
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179 /* Initialize the native video subsystem, filling in the list |
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180 of displays for this driver, returning 0 or -1 if there's an error. |
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181 */ |
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182 int (*VideoInit) (_THIS); |
0 | 183 |
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184 /* * * */ |
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185 /* Display functions |
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186 */ |
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187 /* Setting the display mode is independent of creating windows, |
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188 * so when the display mode is changed, all existing windows |
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189 * should have their data updated accordingly, including the |
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190 * display surfaces associated with them. |
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191 */ |
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192 int (*SetDisplayMode) (_THIS, const SDL_DisplayMode * mode); |
0 | 193 |
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194 /* Sets the color entries of the display palette to those in 'colors'. |
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195 The return value is 0 if all entries could be set properly or -1 |
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196 otherwise. |
1670 | 197 */ |
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198 int (*SetDisplayPalette) (_THIS, SDL_Palette * palette); |
1670 | 199 |
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200 /* * * */ |
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201 /* Window functions |
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202 */ |
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203 int (*CreateWindow) (_THIS, SDL_Window * window); |
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204 int (*CreateWindowFrom) (_THIS, SDL_Window * window, const void *data); |
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205 void (*SetWindowTitle) (_THIS, SDL_Window * window); |
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206 void (*SetWindowPosition) (_THIS, SDL_Window * window); |
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207 void (*SetWindowSize) (_THIS, SDL_Window * window); |
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208 void (*ShowWindow) (_THIS, SDL_Window * window); |
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209 void (*HideWindow) (_THIS, SDL_Window * window); |
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210 void (*RaiseWindow) (_THIS, SDL_Window * window); |
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211 void (*MaximizeWindow) (_THIS, SDL_Window * window); |
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212 void (*MinimizeWindow) (_THIS, SDL_Window * window); |
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213 void (*RestoreWindow) (_THIS, SDL_Window * window); |
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214 void (*SetWindowGrab) (_THIS, SDL_Window * window); |
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215 void (*DestroyWindow) (_THIS, SDL_Window * window); |
0 | 216 |
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217 /* Get some platform dependent window information */ |
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218 SDL_bool(*GetWindowWMInfo) (_THIS, SDL_Window * window, |
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219 SDL_SysWMinfo * info); |
0 | 220 |
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221 /* Reverse the effects VideoInit() -- called if VideoInit() fails |
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222 or if the application is shutting down the video subsystem. |
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223 */ |
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224 void (*VideoQuit) (_THIS); |
0 | 225 |
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226 /* * * */ |
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227 /* Gamma support */ |
0 | 228 |
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229 /* Set the gamma correction directly (emulated with gamma ramps) */ |
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230 int (*SetGamma) (_THIS, float red, float green, float blue); |
0 | 231 |
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232 /* Get the gamma correction directly (emulated with gamma ramps) */ |
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233 int (*GetGamma) (_THIS, float *red, float *green, float *blue); |
0 | 234 |
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235 /* Set the gamma ramp */ |
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236 int (*SetGammaRamp) (_THIS, Uint16 * ramp); |
0 | 237 |
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238 /* Get the gamma ramp */ |
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239 int (*GetGammaRamp) (_THIS, Uint16 * ramp); |
0 | 240 |
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241 /* * * */ |
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242 /* OpenGL support */ |
0 | 243 |
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244 /* Sets the dll to use for OpenGL and loads it */ |
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245 int (*GL_LoadLibrary) (_THIS, const char *path); |
0 | 246 |
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247 /* Retrieves the address of a function in the gl library */ |
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248 void *(*GL_GetProcAddress) (_THIS, const char *proc); |
0 | 249 |
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250 /* Get attribute information from the windowing system. */ |
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251 int (*GL_GetAttribute) (_THIS, SDL_GLattr attrib, int *value); |
0 | 252 |
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253 /* Make the context associated with this driver current */ |
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254 int (*GL_MakeCurrent) (_THIS); |
0 | 255 |
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256 /* Swap the current buffers in double buffer mode. */ |
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257 void (*GL_SwapBuffers) (_THIS); |
0 | 258 |
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259 /* OpenGL functions for glSDL */ |
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260 #if SDL_VIDEO_OPENGL |
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261 #if !defined(__WIN32__) |
0 | 262 #define WINAPI |
263 #endif | |
264 #define SDL_PROC(ret,func,params) ret (WINAPI *func) params; | |
265 #include "SDL_glfuncs.h" | |
266 #undef SDL_PROC | |
267 | |
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268 /* Texture id */ |
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269 GLuint texture; |
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270 |
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271 int is_32bit; |
0 | 272 #endif |
273 | |
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274 /* Determine whether the mouse should be in relative mode or not. |
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275 This function is called when the input grab state or cursor |
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276 visibility state changes. |
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277 If the cursor is not visible, and the input is grabbed, the |
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278 driver can place the mouse in relative mode, which may result |
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279 in higher accuracy sampling of the pointer motion. |
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280 */ |
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281 void (*CheckMouseMode) (_THIS); |
0 | 282 |
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283 /* * * */ |
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284 /* Event manager functions */ |
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285 |
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286 /* Handle any queued OS events */ |
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287 void (*PumpEvents) (_THIS); |
0 | 288 |
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289 /* * * */ |
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290 /* Data common to all drivers */ |
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291 int num_displays; |
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292 SDL_VideoDisplay *displays; |
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293 int current_display; |
1670 | 294 Uint32 next_object_id; |
0 | 295 |
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296 /* Driver information flags */ |
0 | 297 |
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298 /* * * */ |
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299 /* Data used by the GL drivers */ |
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300 struct |
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301 { |
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302 int red_size; |
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303 int green_size; |
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304 int blue_size; |
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305 int alpha_size; |
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306 int depth_size; |
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307 int buffer_size; |
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308 int stencil_size; |
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309 int double_buffer; |
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310 int accum_red_size; |
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311 int accum_green_size; |
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312 int accum_blue_size; |
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313 int accum_alpha_size; |
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314 int stereo; |
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315 int multisamplebuffers; |
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316 int multisamplesamples; |
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317 int accelerated; |
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318 int swap_control; |
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319 int driver_loaded; |
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320 char driver_path[256]; |
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321 void *dll_handle; |
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322 } gl_config; |
0 | 323 |
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324 /* * * */ |
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325 /* Data private to this driver */ |
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326 struct SDL_PrivateVideoData *hidden; |
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327 struct SDL_PrivateGLData *gl_data; |
0 | 328 |
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329 /* * * */ |
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330 /* The function used to dispose of this structure */ |
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331 void (*free) (_THIS); |
0 | 332 }; |
333 #undef _THIS | |
334 | |
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335 typedef struct VideoBootStrap |
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336 { |
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337 const char *name; |
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338 const char *desc; |
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339 int (*available) (void); |
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340 SDL_VideoDevice *(*create) (int devindex); |
0 | 341 } VideoBootStrap; |
342 | |
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343 #if SDL_VIDEO_DRIVER_QUARTZ |
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344 extern VideoBootStrap QZ_bootstrap; |
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345 #endif |
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346 #if SDL_VIDEO_DRIVER_X11 |
0 | 347 extern VideoBootStrap X11_bootstrap; |
348 #endif | |
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349 #if SDL_VIDEO_DRIVER_DGA |
0 | 350 extern VideoBootStrap DGA_bootstrap; |
351 #endif | |
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352 #if SDL_VIDEO_DRIVER_NANOX |
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353 extern VideoBootStrap NX_bootstrap; |
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354 #endif |
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355 #if SDL_VIDEO_DRIVER_IPOD |
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356 extern VideoBootStrap iPod_bootstrap; |
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357 #endif |
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358 #if SDL_VIDEO_DRIVER_QTOPIA |
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359 extern VideoBootStrap Qtopia_bootstrap; |
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360 #endif |
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361 #if SDL_VIDEO_DRIVER_WSCONS |
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362 extern VideoBootStrap WSCONS_bootstrap; |
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363 #endif |
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364 #if SDL_VIDEO_DRIVER_FBCON |
0 | 365 extern VideoBootStrap FBCON_bootstrap; |
366 #endif | |
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367 #if SDL_VIDEO_DRIVER_DIRECTFB |
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368 extern VideoBootStrap DirectFB_bootstrap; |
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369 #endif |
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370 #if SDL_VIDEO_DRIVER_PS2GS |
0 | 371 extern VideoBootStrap PS2GS_bootstrap; |
372 #endif | |
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373 #if SDL_VIDEO_DRIVER_GGI |
0 | 374 extern VideoBootStrap GGI_bootstrap; |
375 #endif | |
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376 #if SDL_VIDEO_DRIVER_VGL |
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377 extern VideoBootStrap VGL_bootstrap; |
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378 #endif |
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379 #if SDL_VIDEO_DRIVER_SVGALIB |
0 | 380 extern VideoBootStrap SVGALIB_bootstrap; |
381 #endif | |
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382 #if SDL_VIDEO_DRIVER_GAPI |
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383 extern VideoBootStrap GAPI_bootstrap; |
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384 #endif |
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385 #if SDL_VIDEO_DRIVER_WINDIB |
0 | 386 extern VideoBootStrap WINDIB_bootstrap; |
387 #endif | |
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388 #if SDL_VIDEO_DRIVER_DDRAW |
0 | 389 extern VideoBootStrap DIRECTX_bootstrap; |
390 #endif | |
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391 #if SDL_VIDEO_DRIVER_BWINDOW |
0 | 392 extern VideoBootStrap BWINDOW_bootstrap; |
393 #endif | |
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394 #if SDL_VIDEO_DRIVER_TOOLBOX |
0 | 395 extern VideoBootStrap TOOLBOX_bootstrap; |
396 #endif | |
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397 #if SDL_VIDEO_DRIVER_DRAWSPROCKET |
0 | 398 extern VideoBootStrap DSp_bootstrap; |
399 #endif | |
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400 #if SDL_VIDEO_DRIVER_CYBERGRAPHICS |
0 | 401 extern VideoBootStrap CGX_bootstrap; |
402 #endif | |
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403 #if SDL_VIDEO_DRIVER_PHOTON |
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404 extern VideoBootStrap ph_bootstrap; |
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405 #endif |
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406 #if SDL_VIDEO_DRIVER_EPOC |
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407 extern VideoBootStrap EPOC_bootstrap; |
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408 #endif |
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409 #if SDL_VIDEO_DRIVER_XBIOS |
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410 extern VideoBootStrap XBIOS_bootstrap; |
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411 #endif |
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412 #if SDL_VIDEO_DRIVER_GEM |
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413 extern VideoBootStrap GEM_bootstrap; |
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414 #endif |
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415 #if SDL_VIDEO_DRIVER_PICOGUI |
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416 extern VideoBootStrap PG_bootstrap; |
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417 #endif |
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418 #if SDL_VIDEO_DRIVER_DC |
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419 extern VideoBootStrap DC_bootstrap; |
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420 #endif |
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421 #if SDL_VIDEO_DRIVER_RISCOS |
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422 extern VideoBootStrap RISCOS_bootstrap; |
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423 #endif |
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424 #if SDL_VIDEO_DRIVER_OS2FS |
1190 | 425 extern VideoBootStrap OS2FSLib_bootstrap; |
426 #endif | |
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427 #if SDL_VIDEO_DRIVER_AALIB |
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428 extern VideoBootStrap AALIB_bootstrap; |
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429 #endif |
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430 #if SDL_VIDEO_DRIVER_DUMMY |
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431 extern VideoBootStrap DUMMY_bootstrap; |
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432 #endif |
1658 | 433 #if SDL_VIDEO_DRIVER_GLSDL |
434 extern VideoBootStrap glSDL_bootstrap; | |
435 #endif | |
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436 |
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437 #define SDL_CurrentDisplay (_this->displays[_this->current_display]) |
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438 #define SDL_CurrentWindow (SDL_CurrentDisplay.windows[0]) |
0 | 439 |
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440 extern SDL_VideoDevice *SDL_GetVideoDevice(); |
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441 extern int SDL_AddBasicVideoDisplay(const SDL_DisplayMode * desktop_mode); |
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442 extern int SDL_AddVideoDisplay(const SDL_VideoDisplay * display); |
1670 | 443 extern void SDL_AddDisplayMode(int displayIndex, |
444 const SDL_DisplayMode * mode); | |
445 extern void SDL_AddRenderDriver(int displayIndex, | |
446 const SDL_RenderDriver * driver); | |
0 | 447 |
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448 extern SDL_Window *SDL_GetWindowFromID(SDL_WindowID windowID); |
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449 extern SDL_VideoDisplay *SDL_GetDisplayFromWindow(SDL_Window * window); |
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450 |
0 | 451 #endif /* _SDL_sysvideo_h */ |
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452 |
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453 /* vi: set ts=4 sw=4 expandtab: */ |