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annotate src/video/x11/SDL_x11modes.c @ 2885:ca6499468250

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author Sam Lantinga <slouken@libsdl.org>
date Sat, 20 Dec 2008 12:32:25 +0000
parents 36e312e0fac0
children c4150600b3ae
rev   line source
1950
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1 /*
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2 SDL - Simple DirectMedia Layer
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3 Copyright (C) 1997-2009 Sam Lantinga
1950
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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
a344e42bce3b Started work on the new X11 driver.
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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 #include "SDL_x11video.h"
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25
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26 //#define X11MODES_DEBUG
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27 #undef SDL_VIDEO_DRIVER_X11_XINERAMA
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28 #undef SDL_VIDEO_DRIVER_X11_XRANDR
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29 #undef SDL_VIDEO_DRIVER_X11_VIDMODE
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30
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31 static int
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32 get_visualinfo(Display * display, int screen, XVisualInfo * vinfo)
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33 {
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34 const char *visual_id = SDL_getenv("SDL_VIDEO_X11_VISUALID");
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35 int use_directcolor = 1;
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36 int depth;
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37
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38 /* Look for an exact visual, if requested */
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39 if (visual_id) {
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40 XVisualInfo *vi, template;
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41 int nvis;
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42
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43 SDL_zero(template);
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44 template.visualid = SDL_strtol(visual_id, NULL, 0);
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45 vi = XGetVisualInfo(display, VisualIDMask, &template, &nvis);
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46 if (vi) {
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47 *vinfo = *vi;
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48 XFree(vi);
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49 return 0;
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50 }
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51 }
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52
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53 depth = DefaultDepth(display, screen);
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54 if ((use_directcolor &&
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55 XMatchVisualInfo(display, screen, depth, DirectColor, vinfo)) ||
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56 XMatchVisualInfo(display, screen, depth, TrueColor, vinfo) ||
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57 XMatchVisualInfo(display, screen, depth, PseudoColor, vinfo) ||
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58 XMatchVisualInfo(display, screen, depth, StaticColor, vinfo)) {
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59 return 0;
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60 }
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61 return -1;
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62 }
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63
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64 static Uint32
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65 X11_GetPixelFormatFromVisualInfo(Display * display, XVisualInfo * vinfo)
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66 {
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67 if (vinfo->class == DirectColor || vinfo->class == TrueColor) {
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68 int bpp;
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69 Uint32 Rmask, Gmask, Bmask, Amask;
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70
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71 Rmask = vinfo->visual->red_mask;
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72 Gmask = vinfo->visual->green_mask;
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73 Bmask = vinfo->visual->blue_mask;
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74 if (vinfo->depth == 32) {
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75 Amask = (0xFFFFFFFF & ~(Rmask | Gmask | Bmask));
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76 } else {
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77 Amask = 0;
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78 }
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79
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80 bpp = vinfo->depth;
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81 if (bpp == 24) {
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82 int i, n;
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83 XPixmapFormatValues *p = XListPixmapFormats(display, &n);
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84 if (p) {
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85 for (i = 0; i < n; ++i) {
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86 if (p[i].depth == 24) {
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87 bpp = p[i].bits_per_pixel;
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88 break;
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89 }
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90 }
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91 XFree(p);
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92 }
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93 }
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94
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95 return SDL_MasksToPixelFormatEnum(bpp, Rmask, Gmask, Bmask, Amask);
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96 }
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97
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98 if (vinfo->class == PseudoColor || vinfo->class == StaticColor) {
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99 switch (vinfo->depth) {
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100 case 8:
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101 return SDL_PIXELTYPE_INDEX8;
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102 case 4:
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103 if (BitmapBitOrder(display) == LSBFirst) {
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104 return SDL_PIXELFORMAT_INDEX4LSB;
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105 } else {
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106 return SDL_PIXELFORMAT_INDEX4MSB;
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107 }
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108 break;
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109 case 1:
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110 if (BitmapBitOrder(display) == LSBFirst) {
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111 return SDL_PIXELFORMAT_INDEX1LSB;
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112 } else {
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113 return SDL_PIXELFORMAT_INDEX1MSB;
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114 }
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115 break;
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116 }
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117 }
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118
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119 return SDL_PIXELFORMAT_UNKNOWN;
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120 }
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121
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122 void
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123 X11_InitModes(_THIS)
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124 {
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125 SDL_VideoData *data = (SDL_VideoData *) _this->driverdata;
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126 int screen;
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127
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128 for (screen = 0; screen < ScreenCount(data->display); ++screen) {
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129 XVisualInfo vinfo;
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130 SDL_VideoDisplay display;
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131 SDL_DisplayData *displaydata;
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132 SDL_DisplayMode mode;
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133
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134 if (get_visualinfo(data->display, screen, &vinfo) < 0) {
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135 continue;
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136 }
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137
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138 mode.format = X11_GetPixelFormatFromVisualInfo(data->display, &vinfo);
1950
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diff changeset
139 mode.w = DisplayWidth(data->display, screen);
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parents:
diff changeset
140 mode.h = DisplayHeight(data->display, screen);
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parents:
diff changeset
141 mode.refresh_rate = 0;
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diff changeset
142 mode.driverdata = NULL;
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143
a344e42bce3b Started work on the new X11 driver.
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diff changeset
144 displaydata = (SDL_DisplayData *) SDL_malloc(sizeof(*displaydata));
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145 if (!displaydata) {
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diff changeset
146 continue;
a344e42bce3b Started work on the new X11 driver.
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parents:
diff changeset
147 }
a344e42bce3b Started work on the new X11 driver.
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diff changeset
148 displaydata->screen = screen;
a344e42bce3b Started work on the new X11 driver.
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diff changeset
149 displaydata->visual = vinfo.visual;
1951
7177581dc9fa Initial work on X11 window code in.
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diff changeset
150 displaydata->depth = vinfo.depth;
1950
a344e42bce3b Started work on the new X11 driver.
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151
a344e42bce3b Started work on the new X11 driver.
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diff changeset
152 SDL_zero(display);
a344e42bce3b Started work on the new X11 driver.
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diff changeset
153 display.desktop_mode = mode;
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diff changeset
154 display.current_mode = mode;
a344e42bce3b Started work on the new X11 driver.
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parents:
diff changeset
155 display.driverdata = displaydata;
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diff changeset
156 SDL_AddVideoDisplay(&display);
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parents:
diff changeset
157 }
a344e42bce3b Started work on the new X11 driver.
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parents:
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158 }
a344e42bce3b Started work on the new X11 driver.
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159
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160 /* Global for the error handler */
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161 int vm_event, vm_error = -1;
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162
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163 #if SDL_VIDEO_DRIVER_X11_XINERAMA
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164 static SDL_bool
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165 CheckXinerama(Display * display, int *major, int *minor)
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166 {
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167 const char *env;
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168
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169 /* Default the extension not available */
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170 *major = *minor = 0;
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171
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172 /* Allow environment override */
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173 env = getenv("SDL_VIDEO_X11_XINERAMA");
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174 if (env && !SDL_atoi(env)) {
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175 return SDL_FALSE;
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176 }
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177
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178 /* Query the extension version */
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179 if (!SDL_NAME(XineramaQueryExtension) (display, major, minor) ||
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180 !SDL_NAME(XineramaIsActive) (display)) {
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181 return SDL_FALSE;
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diff changeset
182 }
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183 return SDL_TRUE;
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184 }
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185 #endif /* SDL_VIDEO_DRIVER_X11_XINERAMA */
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186
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187 #if SDL_VIDEO_DRIVER_X11_XRANDR
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188 static SDL_bool
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189 CheckXRandR(Display * display, int *major, int *minor)
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190 {
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diff changeset
191 const char *env;
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diff changeset
192
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193 /* Default the extension not available */
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194 *major = *minor = 0;
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diff changeset
195
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diff changeset
196 /* Allow environment override */
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diff changeset
197 env = getenv("SDL_VIDEO_X11_XRANDR");
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diff changeset
198 if (env && !SDL_atoi(env)) {
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diff changeset
199 return SDL_FALSE;
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diff changeset
200 }
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diff changeset
201
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diff changeset
202 if (!SDL_X11_HAVE_XRANDR) {
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diff changeset
203 return SDL_FALSE;
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diff changeset
204 }
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diff changeset
205
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diff changeset
206 /* Query the extension version */
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diff changeset
207 if (!XRRQueryVersion(display, major, minor)) {
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diff changeset
208 return SDL_FALSE;
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diff changeset
209 }
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diff changeset
210 return SDL_TRUE;
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diff changeset
211 }
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212 #endif /* SDL_VIDEO_DRIVER_X11_XRANDR */
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213
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diff changeset
214 #if SDL_VIDEO_DRIVER_X11_VIDMODE
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diff changeset
215 static SDL_bool
2874
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diff changeset
216 CheckVidMode(Display * display, int *major, int *minor)
2873
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diff changeset
217 {
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diff changeset
218 const char *env;
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diff changeset
219
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diff changeset
220 /* Default the extension not available */
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diff changeset
221 *major = *minor = 0;
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diff changeset
222
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diff changeset
223 /* Allow environment override */
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diff changeset
224 env = getenv("SDL_VIDEO_X11_VIDMODE");
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diff changeset
225 if (env && !SDL_atoi(env)) {
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parents: 2870
diff changeset
226 return SDL_FALSE;
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parents: 2870
diff changeset
227 }
2874
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parents: 2873
diff changeset
228
2873
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diff changeset
229 /* Query the extension version */
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diff changeset
230 vm_error = -1;
2874
Sam Lantinga <slouken@libsdl.org>
parents: 2873
diff changeset
231 if (!SDL_NAME(XF86VidModeQueryExtension) (display, &vm_event, &vm_error)
Sam Lantinga <slouken@libsdl.org>
parents: 2873
diff changeset
232 || !SDL_NAME(XF86VidModeQueryVersion) (display, major, minor)) {
2873
b33e38aaa027 Progress on fullscreen mode switching on X11
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parents: 2870
diff changeset
233 return SDL_FALSE;
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parents: 2870
diff changeset
234 }
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parents: 2870
diff changeset
235 return SDL_TRUE;
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Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
236 }
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parents: 2870
diff changeset
237
2874
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parents: 2873
diff changeset
238 Bool SDL_NAME(XF86VidModeGetModeInfo) (Display * dpy, int scr,
Sam Lantinga <slouken@libsdl.org>
parents: 2873
diff changeset
239 SDL_NAME(XF86VidModeModeInfo) * info)
2873
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parents: 2870
diff changeset
240 {
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Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
241 Bool retval;
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Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
242 int dotclock;
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parents: 2870
diff changeset
243 SDL_NAME(XF86VidModeModeLine) l;
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parents: 2870
diff changeset
244 SDL_zerop(info);
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parents: 2870
diff changeset
245 SDL_zero(l);
2874
Sam Lantinga <slouken@libsdl.org>
parents: 2873
diff changeset
246 retval = SDL_NAME(XF86VidModeGetModeLine) (dpy, scr, &dotclock, &l);
2873
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parents: 2870
diff changeset
247 info->dotclock = dotclock;
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parents: 2870
diff changeset
248 info->hdisplay = l.hdisplay;
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parents: 2870
diff changeset
249 info->hsyncstart = l.hsyncstart;
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diff changeset
250 info->hsyncend = l.hsyncend;
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parents: 2870
diff changeset
251 info->htotal = l.htotal;
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parents: 2870
diff changeset
252 info->hskew = l.hskew;
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diff changeset
253 info->vdisplay = l.vdisplay;
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diff changeset
254 info->vsyncstart = l.vsyncstart;
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diff changeset
255 info->vsyncend = l.vsyncend;
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diff changeset
256 info->vtotal = l.vtotal;
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diff changeset
257 info->flags = l.flags;
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diff changeset
258 info->privsize = l.privsize;
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diff changeset
259 info->private = l.private;
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diff changeset
260 return retval;
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parents: 2870
diff changeset
261 }
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diff changeset
262
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diff changeset
263 static int
2874
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parents: 2873
diff changeset
264 calculate_rate(SDL_NAME(XF86VidModeModeInfo) * info)
2873
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parents: 2870
diff changeset
265 {
2874
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parents: 2873
diff changeset
266 return (info->htotal
Sam Lantinga <slouken@libsdl.org>
parents: 2873
diff changeset
267 && info->vtotal) ? (1000 * info->dotclock / (info->htotal *
Sam Lantinga <slouken@libsdl.org>
parents: 2873
diff changeset
268 info->vtotal)) : 0;
2873
b33e38aaa027 Progress on fullscreen mode switching on X11
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diff changeset
269 }
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diff changeset
270
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diff changeset
271 static void
2874
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parents: 2873
diff changeset
272 save_mode(Display * display, SDL_DisplayData * data)
2873
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parents: 2870
diff changeset
273 {
2874
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parents: 2873
diff changeset
274 SDL_NAME(XF86VidModeGetModeInfo) (display, data->screen,
Sam Lantinga <slouken@libsdl.org>
parents: 2873
diff changeset
275 &data->saved_mode);
Sam Lantinga <slouken@libsdl.org>
parents: 2873
diff changeset
276 SDL_NAME(XF86VidModeGetViewPort) (display, data->screen,
Sam Lantinga <slouken@libsdl.org>
parents: 2873
diff changeset
277 &data->saved_view.x,
Sam Lantinga <slouken@libsdl.org>
parents: 2873
diff changeset
278 &data->saved_view.y);
2873
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diff changeset
279 }
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diff changeset
280
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diff changeset
281 static void
2874
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diff changeset
282 restore_mode(Display * display, SDL_DisplayData * data)
2873
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diff changeset
283 {
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diff changeset
284 SDL_NAME(XF86VidModeModeInfo) mode;
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diff changeset
285
2874
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diff changeset
286 if (SDL_NAME(XF86VidModeGetModeInfo) (display, data->screen, &mode)) {
2873
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parents: 2870
diff changeset
287 if (SDL_memcmp(&mode, &data->saved_mode, sizeof(mode)) != 0) {
2874
Sam Lantinga <slouken@libsdl.org>
parents: 2873
diff changeset
288 SDL_NAME(XF86VidModeSwitchToMode) (display, data->screen,
Sam Lantinga <slouken@libsdl.org>
parents: 2873
diff changeset
289 &data->saved_mode);
2873
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diff changeset
290 }
b33e38aaa027 Progress on fullscreen mode switching on X11
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diff changeset
291 }
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Sam Lantinga <slouken@libsdl.org>
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diff changeset
292 if ((data->saved_view.x != 0) || (data->saved_view.y != 0)) {
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293 SDL_NAME(XF86VidModeSetViewPort) (display, data->screen,
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294 data->saved_view.x,
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295 data->saved_view.y);
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296 }
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297 }
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298 #endif /* SDL_VIDEO_DRIVER_X11_VIDMODE */
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299
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a344e42bce3b Started work on the new X11 driver.
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300 void
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301 X11_GetDisplayModes(_THIS)
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302 {
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303 Display *display = ((SDL_VideoData *) _this->driverdata)->display;
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a344e42bce3b Started work on the new X11 driver.
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304 SDL_DisplayData *data = (SDL_DisplayData *) SDL_CurrentDisplay.driverdata;
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305 #if SDL_VIDEO_DRIVER_X11_XINERAMA
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306 int xinerama_major, xinerama_minor;
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307 int screens;
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308 SDL_NAME(XineramaScreenInfo) * xinerama;
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309 #endif
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310 #if SDL_VIDEO_DRIVER_X11_XRANDR
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311 int xrandr_major, xrandr_minor;
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312 int nsizes, nrates;
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313 XRRScreenSize *sizes;
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314 short *rates;
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315 #endif
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316 #if SDL_VIDEO_DRIVER_X11_VIDMODE
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317 int vm_major, vm_minor;
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318 int nmodes;
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319 SDL_NAME(XF86VidModeModeInfo) ** modes;
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320 #endif
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321 int screen_w;
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322 int screen_h;
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a344e42bce3b Started work on the new X11 driver.
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323 SDL_DisplayMode mode;
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324
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325 /* Unfortunately X11 requires the window to be created with the correct
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326 * visual and depth ahead of time, but the SDL API allows you to create
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327 * a window before setting the fullscreen display mode. This means that
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328 * we have to use the same format for all windows and all display modes.
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329 * (or support recreating the window with a new visual behind the scenes)
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330 */
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331 mode.format = SDL_CurrentDisplay.current_mode.format;
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332 mode.driverdata = NULL;
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333
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334 data->use_xinerama = 0;
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335 data->use_xrandr = 0;
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336 data->use_vidmode = 0;
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337 screen_w = DisplayWidth(display, data->screen);
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338 screen_h = DisplayHeight(display, data->screen);
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339
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340 #if SDL_VIDEO_DRIVER_X11_XINERAMA
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diff changeset
341 /* Query Xinerama extention */
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342 if (CheckXinerama(display, &xinerama_major, &xinerama_minor)) {
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343 #ifdef X11MODES_DEBUG
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344 printf("X11 detected Xinerama:\n");
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345 #endif
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346 xinerama = SDL_NAME(XineramaQueryScreens) (display, &screens);
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347 if (xinerama) {
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348 int i;
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349 for (i = 0; i < screens; i++) {
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350 #ifdef X11MODES_DEBUG
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351 printf("xinerama %d: %dx%d+%d+%d\n",
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352 xinerama[i].screen_number,
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353 xinerama[i].width, xinerama[i].height,
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354 xinerama[i].x_org, xinerama[i].y_org);
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355 #endif
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356 if (xinerama[i].screen_number == data->screen) {
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357 data->use_xinerama =
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358 xinerama_major * 100 + xinerama_minor;
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359 data->xinerama_info = xinerama[i];
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360 }
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361 }
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362 XFree(xinerama);
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363 }
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364
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diff changeset
365 if (data->use_xinerama) {
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diff changeset
366 /* Add the full xinerama mode */
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diff changeset
367 if (screen_w > data->xinerama_info.width ||
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diff changeset
368 screen_h > data->xinerama_info.height) {
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diff changeset
369 mode.w = screen_w;
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370 mode.h = screen_h;
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371 mode.refresh_rate = 0;
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372 SDL_AddDisplayMode(_this->current_display, &mode);
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373 }
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374
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diff changeset
375 /* Add the head xinerama mode */
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376 mode.w = data->xinerama_info.width;
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diff changeset
377 mode.h = data->xinerama_info.height;
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378 mode.refresh_rate = 0;
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379 SDL_AddDisplayMode(_this->current_display, &mode);
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380 }
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381 }
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diff changeset
382 #endif /* SDL_VIDEO_DRIVER_X11_XINERAMA */
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diff changeset
383
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diff changeset
384 #if SDL_VIDEO_DRIVER_X11_XRANDR
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diff changeset
385 /* XRandR */
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diff changeset
386 /* require at least XRandR v1.0 (arbitrary) */
2874
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diff changeset
387 if (CheckXRandR(display, &xrandr_major, &xrandr_minor)
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diff changeset
388 && xrandr_major >= 1) {
2873
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diff changeset
389 #ifdef X11MODES_DEBUG
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diff changeset
390 fprintf(stderr, "XRANDR: XRRQueryVersion: V%d.%d\n",
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diff changeset
391 xrandr_major, xrandr_minor);
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diff changeset
392 #endif
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diff changeset
393
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diff changeset
394 /* save the screen configuration since we must reference it
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diff changeset
395 each time we toggle modes.
2874
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diff changeset
396 */
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diff changeset
397 data->screen_config =
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diff changeset
398 XRRGetScreenInfo(display, RootWindow(display, data->screen));
2873
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diff changeset
399
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diff changeset
400 /* retrieve the list of resolution */
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diff changeset
401 sizes = XRRConfigSizes(data->screen_config, &nsizes);
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diff changeset
402 if (nsizes > 0) {
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diff changeset
403 int i, j;
2874
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diff changeset
404 for (i = 0; i < nsizes; i++) {
2873
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diff changeset
405 mode.w = sizes[i].width;
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diff changeset
406 mode.h = sizes[i].height;
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diff changeset
407
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diff changeset
408 rates = XRRConfigRates(data->screen_config, i, &nrates);
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diff changeset
409 for (j = 0; j < nrates; ++j) {
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diff changeset
410 mode.refresh_rate = rates[j];
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diff changeset
411 #ifdef X11MODES_DEBUG
2874
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diff changeset
412 fprintf(stderr,
Sam Lantinga <slouken@libsdl.org>
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diff changeset
413 "XRANDR: mode = %4d[%d], w = %4d, h = %4d, rate = %4d\n",
2873
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diff changeset
414 i, j, mode.w, mode.h, mode.refresh_rate);
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diff changeset
415 #endif
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diff changeset
416 SDL_AddDisplayMode(_this->current_display, &mode);
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diff changeset
417 }
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diff changeset
418 }
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diff changeset
419
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diff changeset
420 data->use_xrandr = xrandr_major * 100 + xrandr_minor;
2874
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diff changeset
421 data->saved_size =
Sam Lantinga <slouken@libsdl.org>
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diff changeset
422 XRRConfigCurrentConfiguration(data->screen_config,
Sam Lantinga <slouken@libsdl.org>
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diff changeset
423 &data->saved_rotation);
2873
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diff changeset
424 data->saved_rate = XRRConfigCurrentRate(data->screen_config);
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diff changeset
425 }
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diff changeset
426 }
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diff changeset
427 #endif /* SDL_VIDEO_DRIVER_X11_XRANDR */
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diff changeset
428
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diff changeset
429 #if SDL_VIDEO_DRIVER_X11_VIDMODE
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diff changeset
430 /* XVidMode */
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diff changeset
431 if (!data->use_xrandr &&
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diff changeset
432 #if SDL_VIDEO_DRIVER_X11_XINERAMA
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diff changeset
433 (!data->use_xinerama || data->xinerama_info.screen_number == 0) &&
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diff changeset
434 #endif
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diff changeset
435 CheckVidMode(display, &vm_major, &vm_minor) &&
2874
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diff changeset
436 SDL_NAME(XF86VidModeGetAllModeLines) (display, data->screen, &nmodes,
Sam Lantinga <slouken@libsdl.org>
parents: 2873
diff changeset
437 &modes)) {
2873
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diff changeset
438 int i;
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diff changeset
439
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diff changeset
440 #ifdef X11MODES_DEBUG
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Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
441 printf("VidMode modes: (unsorted)\n");
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
442 for (i = 0; i < nmodes; ++i) {
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
443 printf("Mode %d: %d x %d @ %d\n", i,
2874
Sam Lantinga <slouken@libsdl.org>
parents: 2873
diff changeset
444 modes[i]->hdisplay, modes[i]->vdisplay,
Sam Lantinga <slouken@libsdl.org>
parents: 2873
diff changeset
445 calculate_rate(modes[i]));
2873
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
446 }
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
447 #endif
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
448 for (i = 0; i < nmodes; ++i) {
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
449 mode.w = modes[i]->hdisplay;
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
450 mode.h = modes[i]->vdisplay;
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
451 mode.refresh_rate = calculate_rate(modes[i]);
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
452 SDL_AddDisplayMode(_this->current_display, &mode);
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
453 }
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
454 XFree(modes);
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
455
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
456 data->use_vidmode = vm_major * 100 + vm_minor;
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
457 save_mode(display, data);
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
458 }
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
459 #endif /* SDL_VIDEO_DRIVER_X11_VIDMODE */
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
460
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
461 if (!data->use_xrandr && !data->use_vidmode) {
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
462 mode.w = screen_w;
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
463 mode.h = screen_h;
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
464 mode.refresh_rate = 0;
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
465 SDL_AddDisplayMode(_this->current_display, &mode);
2874
Sam Lantinga <slouken@libsdl.org>
parents: 2873
diff changeset
466 }
2873
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
467 #ifdef X11MODES_DEBUG
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
468 if (data->use_xinerama) {
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
469 printf("Xinerama is enabled\n");
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
470 }
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
471
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
472 if (data->use_xrandr) {
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
473 printf("XRandR is enabled\n");
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
474 }
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
475
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
476 if (data->use_vidmode) {
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
477 printf("VidMode is enabled\n");
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
478 }
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
479 #endif /* X11MODES_DEBUG */
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
480 }
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
481
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
482 static void
2874
Sam Lantinga <slouken@libsdl.org>
parents: 2873
diff changeset
483 get_real_resolution(Display * display, SDL_DisplayData * data, int *w, int *h,
Sam Lantinga <slouken@libsdl.org>
parents: 2873
diff changeset
484 int *rate)
2873
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
485 {
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
486 #if SDL_VIDEO_DRIVER_X11_XRANDR
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
487 if (data->use_xrandr) {
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
488 int nsizes;
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
489 XRRScreenSize *sizes;
2874
Sam Lantinga <slouken@libsdl.org>
parents: 2873
diff changeset
490
2873
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
491 sizes = XRRConfigSizes(data->screen_config, &nsizes);
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
492 if (nsizes > 0) {
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
493 int cur_size;
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
494 Rotation cur_rotation;
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
495
2874
Sam Lantinga <slouken@libsdl.org>
parents: 2873
diff changeset
496 cur_size =
Sam Lantinga <slouken@libsdl.org>
parents: 2873
diff changeset
497 XRRConfigCurrentConfiguration(data->screen_config,
Sam Lantinga <slouken@libsdl.org>
parents: 2873
diff changeset
498 &cur_rotation);
2873
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
499 *w = sizes[cur_size].width;
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
500 *h = sizes[cur_size].height;
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
501 *rate = XRRConfigCurrentRate(data->screen_config);
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
502 #ifdef X11MODES_DEBUG
2874
Sam Lantinga <slouken@libsdl.org>
parents: 2873
diff changeset
503 fprintf(stderr,
Sam Lantinga <slouken@libsdl.org>
parents: 2873
diff changeset
504 "XRANDR: get_real_resolution: w = %d, h = %d, rate = %d\n",
Sam Lantinga <slouken@libsdl.org>
parents: 2873
diff changeset
505 *w, *h, *rate);
2873
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
506 #endif
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
507 return;
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
508 }
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
509 }
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
510 #endif /* SDL_VIDEO_DRIVER_X11_XRANDR */
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
511
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
512 #if SDL_VIDEO_DRIVER_X11_VIDMODE
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
513 if (data->use_vidmode) {
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
514 SDL_NAME(XF86VidModeModeInfo) mode;
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
515
2874
Sam Lantinga <slouken@libsdl.org>
parents: 2873
diff changeset
516 if (SDL_NAME(XF86VidModeGetModeInfo) (display, data->screen, &mode)) {
2873
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
517 *w = mode.hdisplay;
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
518 *h = mode.vdisplay;
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
519 *rate = calculate_rate(&mode);
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
520 return;
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
521 }
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
522 }
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
523 #endif /* SDL_VIDEO_DRIVER_X11_VIDMODE */
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
524
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
525 #if SDL_VIDEO_DRIVER_X11_XINERAMA
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
526 if (data->use_xinerama) {
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
527 *w = data->xinerama_info.width;
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
528 *h = data->xinerama_info.height;
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
529 *rate = 0;
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
530 return;
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
531 }
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
532 #endif /* SDL_VIDEO_DRIVER_X11_XINERAMA */
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
533
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
534 *w = DisplayWidth(display, data->screen);
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
535 *h = DisplayHeight(display, data->screen);
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
536 *rate = 0;
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
537 }
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
538
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
539 static void
2874
Sam Lantinga <slouken@libsdl.org>
parents: 2873
diff changeset
540 set_best_resolution(Display * display, SDL_DisplayData * data, int w, int h,
Sam Lantinga <slouken@libsdl.org>
parents: 2873
diff changeset
541 int rate)
2873
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
542 {
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
543 int real_w, real_h, real_rate;
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
544
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
545 /* check current mode so we can avoid uneccessary mode changes */
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
546 get_real_resolution(display, data, &real_w, &real_h, &real_rate);
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
547 if (w == real_w && h == real_h && (!rate || rate == real_rate)) {
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
548 return;
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
549 }
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
550 #if SDL_VIDEO_DRIVER_X11_XRANDR
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
551 if (data->use_xrandr) {
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
552 #ifdef X11MODES_DEBUG
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
553 fprintf(stderr, "XRANDR: set_best_resolution(): w = %d, h = %d\n",
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
554 w, h);
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
555 #endif
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
556 int i, nsizes, nrates;
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
557 int best;
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
558 int best_rate;
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
559 XRRScreenSize *sizes;
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
560 short *rates;
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
561
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
562 /* find the smallest resolution that is at least as big as the user requested */
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
563 best = -1;
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
564 sizes = XRRConfigSizes(data->screen_config, &nsizes);
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
565 for (i = 0; i < nsizes; ++i) {
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
566 if (sizes[i].width < w || sizes[i].height < h) {
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
567 continue;
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
568 }
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
569 if (sizes[i].width == w && sizes[i].height == h) {
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
570 best = i;
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
571 break;
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
572 }
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
573 if (best == -1 ||
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
574 (sizes[i].width < sizes[best].width) ||
2874
Sam Lantinga <slouken@libsdl.org>
parents: 2873
diff changeset
575 (sizes[i].width == sizes[best].width
Sam Lantinga <slouken@libsdl.org>
parents: 2873
diff changeset
576 && sizes[i].height < sizes[best].height)) {
2873
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
577 best = i;
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
578 }
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
579 }
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
580
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
581 if (best >= 0) {
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
582 best_rate = 0;
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
583 rates = XRRConfigRates(data->screen_config, best, &nrates);
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
584 for (i = 0; i < nrates; ++i) {
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
585 if (rates[i] == rate) {
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
586 best_rate = rate;
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
587 break;
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
588 }
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
589 if (!rate) {
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
590 /* Higher is better, right? */
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
591 if (rates[i] > best_rate) {
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
592 best_rate = rates[i];
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
593 }
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
594 } else {
2874
Sam Lantinga <slouken@libsdl.org>
parents: 2873
diff changeset
595 if (SDL_abs(rates[i] - rate) < SDL_abs(best_rate - rate)) {
2873
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
596 best_rate = rates[i];
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
597 }
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
598 }
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
599 }
2874
Sam Lantinga <slouken@libsdl.org>
parents: 2873
diff changeset
600 XRRSetScreenConfigAndRate(display, data->screen_config,
Sam Lantinga <slouken@libsdl.org>
parents: 2873
diff changeset
601 RootWindow(display, data->screen), best,
Sam Lantinga <slouken@libsdl.org>
parents: 2873
diff changeset
602 data->saved_rotation, best_rate,
Sam Lantinga <slouken@libsdl.org>
parents: 2873
diff changeset
603 CurrentTime);
2873
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
604 }
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
605 return;
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
606 }
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
607 #endif /* SDL_VIDEO_DRIVER_X11_XRANDR */
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Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
608
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
609 #if SDL_VIDEO_DRIVER_X11_VIDMODE
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Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
610 if (data->use_vidmode) {
2874
Sam Lantinga <slouken@libsdl.org>
parents: 2873
diff changeset
611 SDL_NAME(XF86VidModeModeInfo) ** modes;
2873
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
612 int i, nmodes;
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
613 int best;
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Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
614
2874
Sam Lantinga <slouken@libsdl.org>
parents: 2873
diff changeset
615 if (SDL_NAME(XF86VidModeGetAllModeLines)
Sam Lantinga <slouken@libsdl.org>
parents: 2873
diff changeset
616 (display, data->screen, &nmodes, &modes)) {
2873
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
617 best = -1;
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
618 for (i = 0; i < nmodes; ++i) {
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
619 if (modes[i]->hdisplay < w || modes[i]->vdisplay < h) {
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
620 continue;
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
621 }
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
622 if (best == -1 ||
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
623 (modes[i]->hdisplay < modes[best]->hdisplay) ||
2874
Sam Lantinga <slouken@libsdl.org>
parents: 2873
diff changeset
624 (modes[i]->hdisplay == modes[best]->hdisplay
Sam Lantinga <slouken@libsdl.org>
parents: 2873
diff changeset
625 && modes[i]->vdisplay < modes[best]->vdisplay)) {
2873
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
626 best = i;
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
627 continue;
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
628 }
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
629 if ((modes[i]->hdisplay == modes[best]->hdisplay) &&
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
630 (modes[i]->vdisplay == modes[best]->vdisplay)) {
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
631 if (!rate) {
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
632 /* Higher is better, right? */
2874
Sam Lantinga <slouken@libsdl.org>
parents: 2873
diff changeset
633 if (calculate_rate(modes[i]) >
Sam Lantinga <slouken@libsdl.org>
parents: 2873
diff changeset
634 calculate_rate(modes[best])) {
2873
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
635 best = i;
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
636 }
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
637 } else {
2874
Sam Lantinga <slouken@libsdl.org>
parents: 2873
diff changeset
638 if (SDL_abs(calculate_rate(modes[i]) - rate) <
Sam Lantinga <slouken@libsdl.org>
parents: 2873
diff changeset
639 SDL_abs(calculate_rate(modes[best]) - rate)) {
2873
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
640 best = i;
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
641 }
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
642 }
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
643 }
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
644 }
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
645 if (best >= 0) {
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
646 #ifdef X11MODES_DEBUG
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
647 printf("Best Mode %d: %d x %d @ %d\n", best,
2874
Sam Lantinga <slouken@libsdl.org>
parents: 2873
diff changeset
648 modes[best]->hdisplay, modes[best]->vdisplay,
Sam Lantinga <slouken@libsdl.org>
parents: 2873
diff changeset
649 calculate_rate(modes[best]));
2873
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
650 #endif
2874
Sam Lantinga <slouken@libsdl.org>
parents: 2873
diff changeset
651 SDL_NAME(XF86VidModeSwitchToMode) (display, data->screen,
Sam Lantinga <slouken@libsdl.org>
parents: 2873
diff changeset
652 modes[best]);
2873
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
653 }
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
654 XFree(modes);
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
655 }
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
656 return;
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
657 }
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
658 #endif /* SDL_VIDEO_DRIVER_X11_VIDMODE */
1950
a344e42bce3b Started work on the new X11 driver.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
659 }
a344e42bce3b Started work on the new X11 driver.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
660
a344e42bce3b Started work on the new X11 driver.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
661 int
a344e42bce3b Started work on the new X11 driver.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
662 X11_SetDisplayMode(_THIS, SDL_DisplayMode * mode)
a344e42bce3b Started work on the new X11 driver.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
663 {
2873
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
664 Display *display = ((SDL_VideoData *) _this->driverdata)->display;
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
665 SDL_DisplayData *data = (SDL_DisplayData *) SDL_CurrentDisplay.driverdata;
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
666
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
667 set_best_resolution(display, data, mode->w, mode->h, mode->refresh_rate);
b33e38aaa027 Progress on fullscreen mode switching on X11
Sam Lantinga <slouken@libsdl.org>
parents: 2870
diff changeset
668 return 0;
1950
a344e42bce3b Started work on the new X11 driver.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
669 }
a344e42bce3b Started work on the new X11 driver.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
670
a344e42bce3b Started work on the new X11 driver.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
671 void
a344e42bce3b Started work on the new X11 driver.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
672 X11_QuitModes(_THIS)
a344e42bce3b Started work on the new X11 driver.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
673 {
a344e42bce3b Started work on the new X11 driver.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
674 }
a344e42bce3b Started work on the new X11 driver.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
675
a344e42bce3b Started work on the new X11 driver.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
676 /* vi: set ts=4 sw=4 expandtab: */