annotate src/video/x11/SDL_x11video.h @ 1895:c121d94672cb

SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
author Sam Lantinga <slouken@libsdl.org>
date Mon, 10 Jul 2006 21:04:37 +0000
parents 5652192b9c8b
children
rev   line source
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1 /*
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2 SDL - Simple DirectMedia Layer
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3 Copyright (C) 1997-2006 Sam Lantinga
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4
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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
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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.
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9
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10 This library is distributed in the hope that it will be useful,
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11 but WITHOUT ANY WARRANTY; without even the implied warranty of
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12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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13 Lesser General Public License for more details.
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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
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18
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19 Sam Lantinga
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20 slouken@libsdl.org
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21 */
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22 #include "SDL_config.h"
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23
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24 #ifndef _SDL_x11video_h
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25 #define _SDL_x11video_h
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26
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27 #include <X11/Xlib.h>
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28 #include <X11/Xutil.h>
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29 #include <X11/Xatom.h>
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30
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31 #include "SDL_mouse.h"
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32 #include "../SDL_sysvideo.h"
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33
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34 #if SDL_VIDEO_DRIVER_X11_DGAMOUSE
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35 #include "../Xext/extensions/xf86dga.h"
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36 #endif
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37 #if SDL_VIDEO_DRIVER_X11_XINERAMA
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38 #include "../Xext/extensions/Xinerama.h"
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39 #endif
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40 #if SDL_VIDEO_DRIVER_X11_XRANDR
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41 #include <X11/extensions/Xrandr.h>
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42 #endif
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43 #if SDL_VIDEO_DRIVER_X11_VIDMODE
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44 #include "../Xext/extensions/xf86vmode.h"
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45 #endif
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46 #if SDL_VIDEO_DRIVER_X11_XME
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47 #include "../Xext/extensions/xme.h"
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48 #endif
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49 #if SDL_VIDEO_DRIVER_X11_DPMS
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50 #include <X11/extensions/dpms.h>
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51 #endif
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52
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53 #include "SDL_x11dyn.h"
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54
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55 /* Hidden "this" pointer for the video functions */
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56 #define _THIS SDL_VideoDevice *this
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57
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58 /* Private display data */
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59 struct SDL_PrivateVideoData
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60 {
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61 int local_X11; /* Flag: true if local display */
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62 Display *X11_Display; /* Used for events and window management */
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63 Display *GFX_Display; /* Used for graphics and colormap stuff */
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64 Visual *SDL_Visual; /* The visual used by our window */
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65 Window WMwindow; /* Input window, managed by window manager */
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66 Window FSwindow; /* Fullscreen window, completely unmanaged */
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67 Window SDL_Window; /* Shared by both displays (no X security?) */
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68 Atom WM_DELETE_WINDOW; /* "close-window" protocol atom */
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69 WMcursor *BlankCursor; /* The invisible cursor */
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70 XIM X11_IM; /* Used to communicate with the input method (IM) server */
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71 XIC X11_IC; /* Used for retaining the state, properties, and semantics of communication with the input method (IM) server */
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72
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73 char *SDL_windowid; /* Flag: true if we have been passed a window */
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74
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75 /* Direct Graphics Access extension information */
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76 int using_dga;
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77
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78 #ifndef NO_SHARED_MEMORY
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79 /* MIT shared memory extension information */
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80 int use_mitshm;
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81 XShmSegmentInfo shminfo;
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82 #endif
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83
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84 /* The variables used for displaying graphics */
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85 XImage *Ximage; /* The X image for our window */
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86 GC gc; /* The graphic context for drawing */
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87
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88 /* The current width and height of the fullscreen mode */
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89 int window_w;
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90 int window_h;
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91
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92 /* Support for internal mouse warping */
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93 struct
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94 {
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95 int x;
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96 int y;
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97 } mouse_last;
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98 struct
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99 {
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100 int numerator;
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101 int denominator;
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102 int threshold;
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103 } mouse_accel;
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104 int mouse_relative;
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105
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106 /* available visuals of interest to us, sorted deepest first */
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107 struct
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108 {
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109 Visual *visual;
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110 int depth; /* number of significant bits/pixel */
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111 int bpp; /* pixel quantum in bits */
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112 } visuals[2 * 5]; /* at most 2 entries for 8, 15, 16, 24, 32 */
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113 int nvisuals;
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114
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115 Visual *vis; /* current visual in use */
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116 int depth; /* current visual depth (not bpp) */
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117
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118 /* Variables used by the X11 video mode code */
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119 #if SDL_VIDEO_DRIVER_X11_XINERAMA
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120 SDL_NAME(XineramaScreenInfo) * xinerama;
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121 #endif
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122 #if SDL_VIDEO_DRIVER_X11_XRANDR
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123 XRRScreenConfiguration *screen_config;
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124 int saved_size_id;
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125 Rotation saved_rotation;
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126 #endif
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127 #if SDL_VIDEO_DRIVER_X11_VIDMODE
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128 SDL_NAME(XF86VidModeModeInfo) saved_mode;
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129 struct
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130 {
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131 int x, y;
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132 } saved_view;
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133 #endif
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134 #if SDL_VIDEO_DRIVER_X11_XME /* XiG XME fullscreen */
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135 XiGMiscResolutionInfo saved_res;
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136 #endif
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137
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138 int use_xinerama;
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139 int use_xrandr;
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140 int use_vidmode;
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141 int use_xme;
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142 int currently_fullscreen;
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143
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144 /* Automatic mode switching support (entering/leaving fullscreen) */
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145 Uint32 switch_waiting;
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146 Uint32 switch_time;
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147
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148 /* Prevent too many XSync() calls */
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149 int blit_queued;
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150
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151 /* Colormap handling */
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152 Colormap DisplayColormap; /* The default display colormap */
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153 Colormap XColorMap; /* The current window colormap */
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154 int *XPixels; /* pixels value allocation counts */
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155 float gamma_saved[3]; /* Saved gamma values for VidMode gamma */
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156 int gamma_changed; /* flag: has VidMode gamma been modified? */
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157
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158 short *iconcolors; /* List of colors used by the icon */
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159
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160 /* Screensaver settings */
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161 int screensaver_timeout;
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162 BOOL dpms_enabled;
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163 };
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164
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165 /* Old variable names */
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166 #define local_X11 (this->hidden->local_X11)
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167 #define SDL_Display (this->hidden->X11_Display)
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168 #define GFX_Display (this->hidden->GFX_Display)
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169 #define SDL_Screen DefaultScreen(this->hidden->X11_Display)
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170 #define SDL_Visual (this->hidden->vis)
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171 #define SDL_Root RootWindow(SDL_Display, SDL_Screen)
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172 #define WMwindow (this->hidden->WMwindow)
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173 #define FSwindow (this->hidden->FSwindow)
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174 #define SDL_Window (this->hidden->SDL_Window)
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175 #define WM_DELETE_WINDOW (this->hidden->WM_DELETE_WINDOW)
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176 #define SDL_BlankCursor (this->hidden->BlankCursor)
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177 #define SDL_IM (this->hidden->X11_IM)
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178 #define SDL_IC (this->hidden->X11_IC)
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179 #define SDL_windowid (this->hidden->SDL_windowid)
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180 #define using_dga (this->hidden->using_dga)
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181 #define use_mitshm (this->hidden->use_mitshm)
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182 #define shminfo (this->hidden->shminfo)
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183 #define SDL_Ximage (this->hidden->Ximage)
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184 #define SDL_GC (this->hidden->gc)
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185 #define window_w (this->hidden->window_w)
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186 #define window_h (this->hidden->window_h)
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187 #define mouse_last (this->hidden->mouse_last)
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188 #define mouse_accel (this->hidden->mouse_accel)
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189 #define mouse_relative (this->hidden->mouse_relative)
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190 #define SDL_modelist (this->hidden->modelist)
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191 #define xinerama (this->hidden->xinerama)
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192 #define saved_mode (this->hidden->saved_mode)
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193 #define saved_view (this->hidden->saved_view)
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194 #define saved_res (this->hidden->saved_res)
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195 #define screen_config (this->hidden->screen_config)
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196 #define saved_size_id (this->hidden->saved_size_id)
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197 #define saved_rotation (this->hidden->saved_rotation)
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198 #define use_xinerama (this->hidden->use_xinerama)
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199 #define use_vidmode (this->hidden->use_vidmode)
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200 #define use_xrandr (this->hidden->use_xrandr)
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201 #define use_xme (this->hidden->use_xme)
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202 #define currently_fullscreen (this->hidden->currently_fullscreen)
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203 #define switch_waiting (this->hidden->switch_waiting)
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204 #define switch_time (this->hidden->switch_time)
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205 #define blit_queued (this->hidden->blit_queued)
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206 #define SDL_DisplayColormap (this->hidden->DisplayColormap)
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207 #define SDL_PrivateColormap (this->hidden->PrivateColormap)
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208 #define SDL_XColorMap (this->hidden->XColorMap)
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209 #define SDL_XPixels (this->hidden->XPixels)
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210 #define gamma_saved (this->hidden->gamma_saved)
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211 #define gamma_changed (this->hidden->gamma_changed)
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212 #define SDL_iconcolors (this->hidden->iconcolors)
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213 #define screensaver_timeout (this->hidden->screensaver_timeout)
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214 #define dpms_enabled (this->hidden->dpms_enabled)
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215 /* Some versions of XFree86 have bugs - detect if this is one of them */
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216 #define BUGGY_XFREE86(condition, buggy_version) \
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217 ((SDL_strcmp(ServerVendor(SDL_Display), "The XFree86 Project, Inc") == 0) && \
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218 (VendorRelease(SDL_Display) condition buggy_version))
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219
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220 #endif /* _SDL_x11video_h */
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221 /* vi: set ts=4 sw=4 expandtab: */