diff options
Diffstat (limited to 'distrib/sdl-1.2.15/src/video/x11/SDL_x11modes.c')
| -rw-r--r-- | distrib/sdl-1.2.15/src/video/x11/SDL_x11modes.c | 1143 |
1 files changed, 1143 insertions, 0 deletions
diff --git a/distrib/sdl-1.2.15/src/video/x11/SDL_x11modes.c b/distrib/sdl-1.2.15/src/video/x11/SDL_x11modes.c new file mode 100644 index 0000000..c232e6a --- /dev/null +++ b/distrib/sdl-1.2.15/src/video/x11/SDL_x11modes.c @@ -0,0 +1,1143 @@ +/* + SDL - Simple DirectMedia Layer + Copyright (C) 1997-2012 Sam Lantinga + + This library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + This library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with this library; if not, write to the Free Software + Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + + Sam Lantinga + slouken@libsdl.org +*/ +#include "SDL_config.h" + +/* Utilities for getting and setting the X display mode */ + +#include <stdio.h> + +#include "SDL_timer.h" +#include "SDL_events.h" +#include "../../events/SDL_events_c.h" +#include "SDL_x11video.h" +#include "SDL_x11wm_c.h" +#include "SDL_x11modes_c.h" +#include "SDL_x11image_c.h" + +/*#define X11MODES_DEBUG*/ + +#define MAX(a, b) (a > b ? a : b) + +#if SDL_VIDEO_DRIVER_X11_XRANDR +static int cmpmodelist(const void *va, const void *vb) +{ + const SDL_Rect *a = *(const SDL_Rect **)va; + const SDL_Rect *b = *(const SDL_Rect **)vb; + if ( a->w == b->w ) + return b->h - a->h; + else + return b->w - a->w; +} +#endif + +#if SDL_VIDEO_DRIVER_X11_VIDMODE +Bool SDL_NAME(XF86VidModeGetModeInfo)(Display *dpy, int scr, SDL_NAME(XF86VidModeModeInfo) *info) +{ + Bool retval; + int dotclock; + SDL_NAME(XF86VidModeModeLine) l; + SDL_memset(&l, 0, sizeof(l)); + retval = SDL_NAME(XF86VidModeGetModeLine)(dpy, scr, &dotclock, &l); + info->dotclock = dotclock; + info->hdisplay = l.hdisplay; + info->hsyncstart = l.hsyncstart; + info->hsyncend = l.hsyncend; + info->htotal = l.htotal; + info->hskew = l.hskew; + info->vdisplay = l.vdisplay; + info->vsyncstart = l.vsyncstart; + info->vsyncend = l.vsyncend; + info->vtotal = l.vtotal; + info->flags = l.flags; + info->privsize = l.privsize; + info->private = l.private; + return retval; +} +#endif /* SDL_VIDEO_DRIVER_X11_VIDMODE */ + +#if SDL_VIDEO_DRIVER_X11_VIDMODE +static void save_mode(_THIS) +{ + SDL_memset(&saved_mode, 0, sizeof(saved_mode)); + SDL_NAME(XF86VidModeGetModeInfo)(SDL_Display,SDL_Screen,&saved_mode); + SDL_NAME(XF86VidModeGetViewPort)(SDL_Display,SDL_Screen,&saved_view.x,&saved_view.y); +} +#endif + +#if SDL_VIDEO_DRIVER_X11_VIDMODE +static void restore_mode(_THIS) +{ + SDL_NAME(XF86VidModeModeLine) mode; + int unused; + + if ( SDL_NAME(XF86VidModeGetModeLine)(SDL_Display, SDL_Screen, &unused, &mode) ) { + if ( (saved_mode.hdisplay != mode.hdisplay) || + (saved_mode.vdisplay != mode.vdisplay) ) { + SDL_NAME(XF86VidModeSwitchToMode)(SDL_Display, SDL_Screen, &saved_mode); + } + } + if ( (saved_view.x != 0) || (saved_view.y != 0) ) { + SDL_NAME(XF86VidModeSetViewPort)(SDL_Display, SDL_Screen, saved_view.x, saved_view.y); + } +} +#endif + +#if SDL_VIDEO_DRIVER_X11_VIDMODE +static int cmpmodes(const void *va, const void *vb) +{ + const SDL_NAME(XF86VidModeModeInfo) *a = *(const SDL_NAME(XF86VidModeModeInfo)**)va; + const SDL_NAME(XF86VidModeModeInfo) *b = *(const SDL_NAME(XF86VidModeModeInfo)**)vb; + if ( a->hdisplay == b->hdisplay ) + return b->vdisplay - a->vdisplay; + else + return b->hdisplay - a->hdisplay; +} +#endif + +static void get_real_resolution(_THIS, int* w, int* h); + +static void set_best_resolution(_THIS, int width, int height) +{ +#if SDL_VIDEO_DRIVER_X11_VIDMODE + if ( use_vidmode ) { + SDL_NAME(XF86VidModeModeLine) mode; + SDL_NAME(XF86VidModeModeInfo) **modes; + int i; + int nmodes; + int best = -1; + + if ( SDL_NAME(XF86VidModeGetModeLine)(SDL_Display, SDL_Screen, &i, &mode) && + SDL_NAME(XF86VidModeGetAllModeLines)(SDL_Display,SDL_Screen,&nmodes,&modes) ) { + for ( i = 0; i < nmodes ; i++ ) { + if ( (modes[i]->hdisplay == width) && + (modes[i]->vdisplay == height) ) { + best = i; + break; + } + if ( modes[i]->hdisplay >= width && + modes[i]->vdisplay >= height ) { + if ( best < 0 || + (modes[i]->hdisplay < modes[best]->hdisplay && + modes[i]->vdisplay <= modes[best]->vdisplay) || + (modes[i]->vdisplay < modes[best]->vdisplay && + modes[i]->hdisplay <= modes[best]->hdisplay) ) { + best = i; + } + } + } + if ( best >= 0 && + ((modes[best]->hdisplay != mode.hdisplay) || + (modes[best]->vdisplay != mode.vdisplay)) ) { +#ifdef X11MODES_DEBUG + printf("Best Mode %d: %d x %d @ %d\n", best, + modes[best]->hdisplay, modes[best]->vdisplay, + (modes[best]->htotal && modes[best]->vtotal) ? (1000 * modes[best]->dotclock / (modes[best]->htotal * modes[best]->vtotal)) : 0 ); +#endif + SDL_NAME(XF86VidModeSwitchToMode)(SDL_Display, SDL_Screen, modes[best]); + } + XFree(modes); + } + } +#endif /* SDL_VIDEO_DRIVER_X11_VIDMODE */ + + /* XiG */ +#if SDL_VIDEO_DRIVER_X11_XME + if ( use_xme && SDL_modelist ) { + int i; + +#ifdef X11MODES_DEBUG + fprintf(stderr, "XME: set_best_resolution(): w = %d, h = %d\n", + width, height); +#endif + for ( i=0; SDL_modelist[i]; ++i ) { + if ( (SDL_modelist[i]->w >= width) && + (SDL_modelist[i]->h >= height) ) { + break; + } + } + + if ( SDL_modelist[i] ) { /* found one, lets try it */ + int w, h; + + /* check current mode so we can avoid uneccessary mode changes */ + get_real_resolution(this, &w, &h); + + if ( (SDL_modelist[i]->w != w) || (SDL_modelist[i]->h != h) ) { +#ifdef X11MODES_DEBUG + fprintf(stderr, "XME: set_best_resolution: " + "XiGMiscChangeResolution: %d %d\n", + SDL_modelist[i]->w, SDL_modelist[i]->h); +#endif + XiGMiscChangeResolution(SDL_Display, + SDL_Screen, + 0, /* view */ + SDL_modelist[i]->w, + SDL_modelist[i]->h, + 0); + XSync(SDL_Display, False); + } + } + } +#endif /* SDL_VIDEO_DRIVER_X11_XME */ + +#if SDL_VIDEO_DRIVER_X11_XRANDR + if ( use_xrandr && SDL_modelist ) { +#ifdef X11MODES_DEBUG + fprintf(stderr, "XRANDR: set_best_resolution(): w = %d, h = %d\n", + width, height); +#endif + int i, nsizes; + XRRScreenSize *sizes; + + /* find the smallest resolution that is at least as big as the user requested */ + sizes = XRRConfigSizes(screen_config, &nsizes); + for ( i = (nsizes-1); i >= 0; i-- ) { + if ( (SDL_modelist[i]->w >= width) && + (SDL_modelist[i]->h >= height) ) { + break; + } + } + + if ( i >= 0 && SDL_modelist[i] ) { /* found one, lets try it */ + int w, h; + + /* check current mode so we can avoid uneccessary mode changes */ + get_real_resolution(this, &w, &h); + + if ( (SDL_modelist[i]->w != w) || (SDL_modelist[i]->h != h) ) { + int size_id; + +#ifdef X11MODES_DEBUG + fprintf(stderr, "XRANDR: set_best_resolution: " + "XXRSetScreenConfig: %d %d\n", + SDL_modelist[i]->w, SDL_modelist[i]->h); +#endif + + /* find the matching size entry index */ + for ( size_id = 0; size_id < nsizes; ++size_id ) { + if ( (sizes[size_id].width == SDL_modelist[i]->w) && + (sizes[size_id].height == SDL_modelist[i]->h) ) + break; + } + + XRRSetScreenConfig(SDL_Display, screen_config, SDL_Root, + size_id, saved_rotation, CurrentTime); + } + } + } +#endif /* SDL_VIDEO_DRIVER_X11_XRANDR */ +} + +static void get_real_resolution(_THIS, int* w, int* h) +{ +#if SDL_VIDEO_DRIVER_X11_XME + if ( use_xme ) { + int ractive; + XiGMiscResolutionInfo *modelist; + + XiGMiscQueryResolutions(SDL_Display, SDL_Screen, + 0, /* view */ + &ractive, &modelist); + *w = modelist[ractive].width; + *h = modelist[ractive].height; +#ifdef X11MODES_DEBUG + fprintf(stderr, "XME: get_real_resolution: w = %d h = %d\n", *w, *h); +#endif + XFree(modelist); + return; + } +#endif /* SDL_VIDEO_DRIVER_X11_XME */ + +#if SDL_VIDEO_DRIVER_X11_VIDMODE + if ( use_vidmode ) { + SDL_NAME(XF86VidModeModeLine) mode; + int unused; + + if ( SDL_NAME(XF86VidModeGetModeLine)(SDL_Display, SDL_Screen, &unused, &mode) ) { + *w = mode.hdisplay; + *h = mode.vdisplay; + return; + } + } +#endif /* SDL_VIDEO_DRIVER_X11_VIDMODE */ + +#if SDL_VIDEO_DRIVER_X11_XRANDR + if ( use_xrandr ) { + int nsizes; + XRRScreenSize* sizes; + + sizes = XRRConfigSizes(screen_config, &nsizes); + if ( nsizes > 0 ) { + int cur_size; + Rotation cur_rotation; + + cur_size = XRRConfigCurrentConfiguration(screen_config, &cur_rotation); + if ( cur_size >= 0 && cur_size < nsizes ) { + *w = sizes[cur_size].width; + *h = sizes[cur_size].height; + } +#ifdef X11MODES_DEBUG + fprintf(stderr, "XRANDR: get_real_resolution: w = %d h = %d\n", *w, *h); +#endif + return; + } + } +#endif /* SDL_VIDEO_DRIVER_X11_XRANDR */ + +#if SDL_VIDEO_DRIVER_X11_XINERAMA + if ( use_xinerama ) { + *w = xinerama_info.width; + *h = xinerama_info.height; + return; + } +#endif /* SDL_VIDEO_DRIVER_X11_XINERAMA */ + + *w = DisplayWidth(SDL_Display, SDL_Screen); + *h = DisplayHeight(SDL_Display, SDL_Screen); +} + +/* Called after mapping a window - waits until the window is mapped */ +void X11_WaitMapped(_THIS, Window win) +{ + XEvent event; + do { + XMaskEvent(SDL_Display, StructureNotifyMask, &event); + } while ( (event.type != MapNotify) || (event.xmap.event != win) ); +} + +/* Called after unmapping a window - waits until the window is unmapped */ +void X11_WaitUnmapped(_THIS, Window win) +{ + XEvent event; + do { + XMaskEvent(SDL_Display, StructureNotifyMask, &event); + } while ( (event.type != UnmapNotify) || (event.xunmap.event != win) ); +} + +static void move_cursor_to(_THIS, int x, int y) +{ + XWarpPointer(SDL_Display, None, SDL_Root, 0, 0, 0, 0, x, y); +} + +static int add_default_visual(_THIS) +{ + int i; + int n = this->hidden->nvisuals; + for (i=0; i<n; i++) { + if (this->hidden->visuals[i].visual == DefaultVisual(SDL_Display, SDL_Screen)) return n; + } + this->hidden->visuals[n].depth = DefaultDepth(SDL_Display, SDL_Screen);; + this->hidden->visuals[n].visual = DefaultVisual(SDL_Display, SDL_Screen);; + this->hidden->nvisuals++; + return(this->hidden->nvisuals); +} +static int add_visual(_THIS, int depth, int class) +{ + XVisualInfo vi; + if(XMatchVisualInfo(SDL_Display, SDL_Screen, depth, class, &vi)) { + int n = this->hidden->nvisuals; + this->hidden->visuals[n].depth = vi.depth; + this->hidden->visuals[n].visual = vi.visual; + this->hidden->nvisuals++; + } + return(this->hidden->nvisuals); +} +static int add_visual_byid(_THIS, const char *visual_id) +{ + XVisualInfo *vi, template; + int nvis; + + if ( visual_id ) { + SDL_memset(&template, 0, (sizeof template)); + template.visualid = SDL_strtol(visual_id, NULL, 0); + vi = XGetVisualInfo(SDL_Display, VisualIDMask, &template, &nvis); + if ( vi ) { + int n = this->hidden->nvisuals; + this->hidden->visuals[n].depth = vi->depth; + this->hidden->visuals[n].visual = vi->visual; + this->hidden->nvisuals++; + XFree(vi); + } + } + return(this->hidden->nvisuals); +} + +/* Global for the error handler */ +int vm_event, vm_error = -1; + +#if SDL_VIDEO_DRIVER_X11_XINERAMA +static int CheckXinerama(_THIS, int *major, int *minor) +{ + const char *env; + + /* Default the extension not available */ + *major = *minor = 0; + + /* Allow environment override */ + env = getenv("SDL_VIDEO_X11_XINERAMA"); + if ( env && !SDL_atoi(env) ) { + return 0; + } + + /* Query the extension version */ + if ( !SDL_NAME(XineramaQueryExtension)(SDL_Display, major, minor) || + !SDL_NAME(XineramaIsActive)(SDL_Display) ) { + return 0; + } + return 1; +} +#endif /* SDL_VIDEO_DRIVER_X11_XINERAMA */ + +#if SDL_VIDEO_DRIVER_X11_XRANDR +static int CheckXRandR(_THIS, int *major, int *minor) +{ + const char *env; + + /* Default the extension not available */ + *major = *minor = 0; + + /* Allow environment override */ + env = getenv("SDL_VIDEO_X11_XRANDR"); + if ( env && !SDL_atoi(env) ) { + return 0; + } + + /* This defaults off now, due to KDE window maximize problems */ + if ( !env ) { + return 0; + } + + if ( !SDL_X11_HAVE_XRANDR ) { + return 0; + } + + /* Query the extension version */ + if ( !XRRQueryVersion(SDL_Display, major, minor) ) { + return 0; + } + return 1; +} +#endif /* SDL_VIDEO_DRIVER_X11_XRANDR */ + +#if SDL_VIDEO_DRIVER_X11_VIDMODE +static int CheckVidMode(_THIS, int *major, int *minor) +{ + const char *env; + + /* Default the extension not available */ + *major = *minor = 0; + + /* Allow environment override */ + env = getenv("SDL_VIDEO_X11_VIDMODE"); + if ( env && !SDL_atoi(env) ) { + return 0; + } + + /* Metro-X 4.3.0 and earlier has a broken implementation of + XF86VidModeGetAllModeLines() - it hangs the client. + */ + if ( SDL_strcmp(ServerVendor(SDL_Display), "Metro Link Incorporated") == 0 ) { + FILE *metro_fp; + + metro_fp = fopen("/usr/X11R6/lib/X11/Metro/.version", "r"); + if ( metro_fp != NULL ) { + int major, minor, patch, version, scannum; + major = 0; minor = 0; patch = 0; + scannum = fscanf(metro_fp, "%d.%d.%d", &major, &minor, &patch); + fclose(metro_fp); + if ( (scannum < 0) || (scannum > 3) ) { + return 0; /* we need _something_ useful from fscanf(). */ + } + version = major*100+minor*10+patch; + if ( version < 431 ) { + return 0; + } + } + } + + /* Query the extension version */ + vm_error = -1; + if ( !SDL_NAME(XF86VidModeQueryExtension)(SDL_Display, &vm_event, &vm_error) || + !SDL_NAME(XF86VidModeQueryVersion)(SDL_Display, major, minor) ) { + return 0; + } + return 1; +} +#endif /* SDL_VIDEO_DRIVER_X11_VIDMODE */ + +#if SDL_VIDEO_DRIVER_X11_XME +static int CheckXME(_THIS, int *major, int *minor) +{ + const char *env; + + /* Default the extension not available */ + *major = *minor = 0; + + /* Allow environment override */ + env = getenv("SDL_VIDEO_X11_VIDMODE"); + if ( env && !SDL_atoi(env) ) { + return 0; + } + + /* Query the extension version */ + if ( !XiGMiscQueryVersion(SDL_Display, major, minor) ) { + return 0; + } + return 1; +} +#endif /* SDL_VIDEO_DRIVER_X11_XME */ + +int X11_GetVideoModes(_THIS) +{ +#if SDL_VIDEO_DRIVER_X11_XINERAMA + int xinerama_major, xinerama_minor; +#endif +#if SDL_VIDEO_DRIVER_X11_XRANDR + int xrandr_major, xrandr_minor; + int nsizes; + XRRScreenSize *sizes; +#endif +#if SDL_VIDEO_DRIVER_X11_VIDMODE + int vm_major, vm_minor; + int nmodes; + SDL_NAME(XF86VidModeModeInfo) **modes; +#endif +#if SDL_VIDEO_DRIVER_X11_XME + int xme_major, xme_minor; + int ractive, nummodes; + XiGMiscResolutionInfo *modelist; +#endif + int i, n; + int screen_w; + int screen_h; + + use_xinerama = 0; + use_xrandr = 0; + use_vidmode = 0; + use_xme = 0; + screen_w = DisplayWidth(SDL_Display, SDL_Screen); + screen_h = DisplayHeight(SDL_Display, SDL_Screen); + +#if SDL_VIDEO_DRIVER_X11_XINERAMA + /* Query Xinerama extention */ + if ( CheckXinerama(this, &xinerama_major, &xinerama_minor) ) { + /* Find out which screen is the desired one */ + int desired = -1; + int screens; + int w, h; + SDL_NAME(XineramaScreenInfo) *xinerama; + + const char *variable = SDL_getenv("SDL_VIDEO_FULLSCREEN_DISPLAY"); + if ( !variable ) { + variable = SDL_getenv("SDL_VIDEO_FULLSCREEN_HEAD"); + } + if ( variable ) { + desired = SDL_atoi(variable); + } +#ifdef X11MODES_DEBUG + printf("X11 detected Xinerama:\n"); +#endif + xinerama = SDL_NAME(XineramaQueryScreens)(SDL_Display, &screens); + for ( i = 0; i < screens; i++ ) { +#ifdef X11MODES_DEBUG + printf("xinerama %d: %dx%d+%d+%d\n", + xinerama[i].screen_number, + xinerama[i].width, xinerama[i].height, + xinerama[i].x_org, xinerama[i].y_org); +#endif + if ( xinerama[i].screen_number == desired ) { + use_xinerama = 1; + xinerama_info = xinerama[i]; + } + } + XFree(xinerama); + + if ( use_xinerama ) { + SDL_modelist = (SDL_Rect **)SDL_malloc(3*sizeof(SDL_Rect *)); + if ( !SDL_modelist ) { + SDL_OutOfMemory(); + return -1; + } + + /* Add the full xinerama mode */ + n = 0; + w = xinerama_info.width; + h = xinerama_info.height; + if ( screen_w > w || screen_h > h) { + SDL_modelist[n] = (SDL_Rect *)SDL_malloc(sizeof(SDL_Rect)); + if ( SDL_modelist[n] ) { + SDL_modelist[n]->x = 0; + SDL_modelist[n]->y = 0; + SDL_modelist[n]->w = screen_w; + SDL_modelist[n]->h = screen_h; + ++n; + } + } + + /* Add the head xinerama mode */ + SDL_modelist[n] = (SDL_Rect *)SDL_malloc(sizeof(SDL_Rect)); + if ( SDL_modelist[n] ) { + SDL_modelist[n]->x = 0; + SDL_modelist[n]->y = 0; + SDL_modelist[n]->w = w; + SDL_modelist[n]->h = h; + ++n; + } + SDL_modelist[n] = NULL; + } + } +#endif /* SDL_VIDEO_DRIVER_X11_XINERAMA */ + +#if SDL_VIDEO_DRIVER_X11_XRANDR + /* XRandR */ + /* require at least XRandR v1.0 (arbitrary) */ + if ( CheckXRandR(this, &xrandr_major, &xrandr_minor) && (xrandr_major >= 1) ) + { +#ifdef X11MODES_DEBUG + fprintf(stderr, "XRANDR: XRRQueryVersion: V%d.%d\n", + xrandr_major, xrandr_minor); +#endif + + /* save the screen configuration since we must reference it + each time we toggle modes. + */ + screen_config = XRRGetScreenInfo(SDL_Display, SDL_Root); + + /* retrieve the list of resolution */ + sizes = XRRConfigSizes(screen_config, &nsizes); + if (nsizes > 0) { + if ( SDL_modelist ) { + for ( i = 0; SDL_modelist[i]; ++i ) { + SDL_free(SDL_modelist[i]); + } + SDL_free(SDL_modelist); + } + SDL_modelist = (SDL_Rect **)malloc((nsizes+1)*sizeof(SDL_Rect *)); + if ( !SDL_modelist ) { + SDL_OutOfMemory(); + return -1; + } + for ( i=0; i < nsizes; i++ ) { + if ((SDL_modelist[i] = + (SDL_Rect *)malloc(sizeof(SDL_Rect))) == NULL) + break; +#ifdef X11MODES_DEBUG + fprintf(stderr, "XRANDR: mode = %4d, w = %4d, h = %4d\n", + i, sizes[i].width, sizes[i].height); +#endif + + SDL_modelist[i]->x = 0; + SDL_modelist[i]->y = 0; + SDL_modelist[i]->w = sizes[i].width; + SDL_modelist[i]->h = sizes[i].height; + + } + /* sort the mode list descending as SDL expects */ + SDL_qsort(SDL_modelist, nsizes, sizeof *SDL_modelist, cmpmodelist); + SDL_modelist[i] = NULL; /* terminator */ + + use_xrandr = xrandr_major * 100 + xrandr_minor; + saved_size_id = XRRConfigCurrentConfiguration(screen_config, &saved_rotation); + } + } +#endif /* SDL_VIDEO_DRIVER_X11_XRANDR */ + +#if SDL_VIDEO_DRIVER_X11_VIDMODE + /* XVidMode */ + if ( !use_xrandr && +#if SDL_VIDEO_DRIVER_X11_XINERAMA + (!use_xinerama || xinerama_info.screen_number == -1) && +#endif + CheckVidMode(this, &vm_major, &vm_minor) && + SDL_NAME(XF86VidModeGetAllModeLines)(SDL_Display, SDL_Screen,&nmodes,&modes) ) + { +#ifdef X11MODES_DEBUG + printf("VidMode modes: (unsorted)\n"); + for ( i = 0; i < nmodes; ++i ) { + printf("Mode %d: %d x %d @ %d\n", i, + modes[i]->hdisplay, modes[i]->vdisplay, + (modes[i]->htotal && modes[i]->vtotal) ? (1000 * modes[i]->dotclock / (modes[i]->htotal * modes[i]->vtotal)) : 0 ); + } +#endif + if ( SDL_modelist ) { + for ( i = 0; SDL_modelist[i]; ++i ) { + SDL_free(SDL_modelist[i]); + } + SDL_free(SDL_modelist); + } + SDL_modelist = (SDL_Rect **)SDL_malloc((nmodes+2)*sizeof(SDL_Rect *)); + if ( !SDL_modelist ) { + SDL_OutOfMemory(); + return -1; + } + SDL_qsort(modes, nmodes, sizeof *modes, cmpmodes); + n = 0; + for ( i=0; i<nmodes; ++i ) { + int w, h; + + /* Eliminate duplicate modes with different refresh rates */ + if ( i > 0 && + modes[i]->hdisplay == modes[i-1]->hdisplay && + modes[i]->vdisplay == modes[i-1]->vdisplay ) { + continue; + } + + /* Check to see if we should add the screen size (Xinerama) */ + w = modes[i]->hdisplay; + h = modes[i]->vdisplay; + if ( (screen_w * screen_h) >= (w * h) ) { + if ( (screen_w != w) || (screen_h != h) ) { + SDL_modelist[n] = (SDL_Rect *)SDL_malloc(sizeof(SDL_Rect)); + if ( SDL_modelist[n] ) { + SDL_modelist[n]->x = 0; + SDL_modelist[n]->y = 0; + SDL_modelist[n]->w = screen_w; + SDL_modelist[n]->h = screen_h; + ++n; + } + } + screen_w = 0; + screen_h = 0; + } + + /* Add the size from the video mode list */ + SDL_modelist[n] = (SDL_Rect *)SDL_malloc(sizeof(SDL_Rect)); + if ( SDL_modelist[n] == NULL ) { + break; + } + SDL_modelist[n]->x = 0; + SDL_modelist[n]->y = 0; + SDL_modelist[n]->w = w; + SDL_modelist[n]->h = h; + ++n; + } + SDL_modelist[n] = NULL; + XFree(modes); + + use_vidmode = vm_major * 100 + vm_minor; + save_mode(this); + } +#endif /* SDL_VIDEO_DRIVER_X11_VIDMODE */ + +#if SDL_VIDEO_DRIVER_X11_XME + /* XiG */ + modelist = NULL; + /* first lets make sure we have the extension, and it's at least v2.0 */ + if ( CheckXME(this, &xme_major, &xme_minor) && xme_major >= 2 && + (nummodes = XiGMiscQueryResolutions(SDL_Display, SDL_Screen, + 0, /* view */ + &ractive, &modelist)) > 1 ) + { /* then we actually have some */ + int j; + + /* We get the list already sorted in descending order. + We'll copy it in reverse order so SDL is happy */ +#ifdef X11MODES_DEBUG + fprintf(stderr, "XME: nummodes = %d, active mode = %d\n", + nummodes, ractive); +#endif + if ( SDL_modelist ) { + for ( i = 0; SDL_modelist[i]; ++i ) { + SDL_free(SDL_modelist[i]); + } + SDL_free(SDL_modelist); + } + SDL_modelist = (SDL_Rect **)SDL_malloc((nummodes+1)*sizeof(SDL_Rect *)); + if ( !SDL_modelist ) { + SDL_OutOfMemory(); + return -1; + } + for ( i=0, j=nummodes-1; j>=0; i++, j-- ) { + if ((SDL_modelist[i] = + (SDL_Rect *)SDL_malloc(sizeof(SDL_Rect))) == NULL) + break; +#ifdef X11MODES_DEBUG + fprintf(stderr, "XME: mode = %4d, w = %4d, h = %4d\n", + i, modelist[i].width, modelist[i].height); +#endif + + SDL_modelist[i]->x = 0; + SDL_modelist[i]->y = 0; + SDL_modelist[i]->w = modelist[j].width; + SDL_modelist[i]->h = modelist[j].height; + + } + SDL_modelist[i] = NULL; /* terminator */ + + use_xme = xme_major * 100 + xme_minor; + saved_res = modelist[ractive]; /* save the current resolution */ + } + if ( modelist ) { + XFree(modelist); + } +#endif /* SDL_VIDEO_DRIVER_X11_XME */ + + { + /* It's interesting to note that if we allow 32 bit depths, + we get a visual with an alpha mask on composite servers. + static int depth_list[] = { 32, 24, 16, 15, 8 }; + */ + static int depth_list[] = { 24, 16, 15, 8 }; + int j, np; + int use_directcolor = 1; + XPixmapFormatValues *pf; + + /* Search for the visuals in deepest-first order, so that the first + will be the richest one */ + if ( SDL_getenv("SDL_VIDEO_X11_NODIRECTCOLOR") ) { + use_directcolor = 0; + } + this->hidden->nvisuals = 0; + if ( ! add_visual_byid(this, SDL_getenv("SDL_VIDEO_X11_VISUALID")) ) { + for ( i=0; i<SDL_arraysize(depth_list); ++i ) { + if ( depth_list[i] > 8 ) { + if ( use_directcolor ) { + add_visual(this, depth_list[i], DirectColor); + } + add_visual(this, depth_list[i], TrueColor); + } else { + add_visual(this, depth_list[i], PseudoColor); + add_visual(this, depth_list[i], StaticColor); + } + } + add_default_visual(this); + } + if ( this->hidden->nvisuals == 0 ) { + SDL_SetError("Found no sufficiently capable X11 visuals"); + return -1; + } + + /* look up the pixel quantum for each depth */ + pf = XListPixmapFormats(SDL_Display, &np); + for(i = 0; i < this->hidden->nvisuals; i++) { + int d = this->hidden->visuals[i].depth; + for(j = 0; j < np; j++) + if(pf[j].depth == d) + break; + this->hidden->visuals[i].bpp = j < np ? pf[j].bits_per_pixel : d; + } + + XFree(pf); + } + + if ( SDL_modelist == NULL ) { + SDL_modelist = (SDL_Rect **)SDL_malloc((1+1)*sizeof(SDL_Rect *)); + if ( !SDL_modelist ) { + SDL_OutOfMemory(); + return -1; + } + n = 0; + SDL_modelist[n] = (SDL_Rect *)SDL_malloc(sizeof(SDL_Rect)); + if ( SDL_modelist[n] ) { + SDL_modelist[n]->x = 0; + SDL_modelist[n]->y = 0; + SDL_modelist[n]->w = screen_w; + SDL_modelist[n]->h = screen_h; + ++n; + } + SDL_modelist[n] = NULL; + } + +#ifdef X11MODES_DEBUG + if ( use_xinerama ) { + printf("Xinerama is enabled\n"); + } + + if ( use_xrandr ) { + printf("XRandR is enabled\n"); + } + + if ( use_vidmode ) { + printf("VidMode is enabled\n"); + } + + if ( use_xme ) { + printf("Xi Graphics XME fullscreen is enabled\n"); + } + + if ( SDL_modelist ) { + printf("X11 video mode list:\n"); + for ( i=0; SDL_modelist[i]; ++i ) { + printf("\t%dx%d\n", SDL_modelist[i]->w, SDL_modelist[i]->h); + } + } +#endif /* X11MODES_DEBUG */ + + return 0; +} + +int X11_SupportedVisual(_THIS, SDL_PixelFormat *format) +{ + int i; + for(i = 0; i < this->hidden->nvisuals; i++) + if(this->hidden->visuals[i].bpp == format->BitsPerPixel) + return 1; + return 0; +} + +SDL_Rect **X11_ListModes(_THIS, SDL_PixelFormat *format, Uint32 flags) +{ + if ( X11_SupportedVisual(this, format) ) { + if ( flags & SDL_FULLSCREEN ) { + return(SDL_modelist); + } else { + return((SDL_Rect **)-1); + } + } else { + return((SDL_Rect **)0); + } +} + +void X11_FreeVideoModes(_THIS) +{ + int i; + + if ( SDL_modelist ) { + for ( i=0; SDL_modelist[i]; ++i ) { + SDL_free(SDL_modelist[i]); + } + SDL_free(SDL_modelist); + SDL_modelist = NULL; + } + +#if SDL_VIDEO_DRIVER_X11_XRANDR + /* Free the Xrandr screen configuration */ + if ( screen_config ) { + XRRFreeScreenConfigInfo(screen_config); + screen_config = NULL; + } +#endif /* SDL_VIDEO_DRIVER_X11_XRANDR */ +} + +int X11_ResizeFullScreen(_THIS) +{ + int x = 0, y = 0; + int real_w, real_h; + int screen_w; + int screen_h; + + screen_w = DisplayWidth(SDL_Display, SDL_Screen); + screen_h = DisplayHeight(SDL_Display, SDL_Screen); + +#if SDL_VIDEO_DRIVER_X11_XINERAMA + if ( use_xinerama && + window_w <= xinerama_info.width && + window_h <= xinerama_info.height ) { + x = xinerama_info.x_org; + y = xinerama_info.y_org; + } +#endif /* SDL_VIDEO_DRIVER_X11_XINERAMA */ + + if ( currently_fullscreen ) { + /* Switch resolution and cover it with the FSwindow */ + move_cursor_to(this, x, y); + set_best_resolution(this, window_w, window_h); + move_cursor_to(this, x, y); + get_real_resolution(this, &real_w, &real_h); + if ( window_w > real_w ) { + real_w = MAX(real_w, screen_w); + } + if ( window_h > real_h ) { + real_h = MAX(real_h, screen_h); + } + XMoveResizeWindow(SDL_Display, FSwindow, x, y, real_w, real_h); + move_cursor_to(this, real_w/2, real_h/2); + + /* Center and reparent the drawing window */ + x = (real_w - window_w)/2; + y = (real_h - window_h)/2; + XReparentWindow(SDL_Display, SDL_Window, FSwindow, x, y); + /* FIXME: move the mouse to the old relative location */ + XSync(SDL_Display, True); /* Flush spurious mode change events */ + } + return(1); +} + +void X11_QueueEnterFullScreen(_THIS) +{ + switch_waiting = 0x01 | SDL_FULLSCREEN; + switch_time = SDL_GetTicks() + 1500; +#if 0 /* This causes a BadMatch error if the window is iconified (not needed) */ + XSetInputFocus(SDL_Display, WMwindow, RevertToNone, CurrentTime); +#endif +} + +int X11_EnterFullScreen(_THIS) +{ + int okay; +#if 0 + Window tmpwin, *windows; + int i, nwindows; +#endif + int x = 0, y = 0; + int real_w, real_h; + int screen_w; + int screen_h; + + okay = 1; + if ( currently_fullscreen ) { + return(okay); + } + + /* Ungrab the input so that we can move the mouse around */ + X11_GrabInputNoLock(this, SDL_GRAB_OFF); + +#if SDL_VIDEO_DRIVER_X11_XINERAMA + if ( use_xinerama && + window_w <= xinerama_info.width && + window_h <= xinerama_info.height ) { + x = xinerama_info.x_org; + y = xinerama_info.y_org; + } +#endif /* SDL_VIDEO_DRIVER_X11_XINERAMA */ + + /* Map the fullscreen window to blank the screen */ + screen_w = DisplayWidth(SDL_Display, SDL_Screen); + screen_h = DisplayHeight(SDL_Display, SDL_Screen); + get_real_resolution(this, &real_w, &real_h); + real_w = MAX(window_w, MAX(real_w, screen_w)); + real_h = MAX(window_h, MAX(real_h, screen_h)); + XMoveResizeWindow(SDL_Display, FSwindow, + x, y, real_w, real_h); + XMapRaised(SDL_Display, FSwindow); + X11_WaitMapped(this, FSwindow); + +#if 0 /* This seems to break WindowMaker in focus-follows-mouse mode */ + /* Make sure we got to the top of the window stack */ + if ( XQueryTree(SDL_Display, SDL_Root, &tmpwin, &tmpwin, + &windows, &nwindows) && windows ) { + /* If not, try to put us there - if fail... oh well */ + if ( windows[nwindows-1] != FSwindow ) { + tmpwin = windows[nwindows-1]; + for ( i=0; i<nwindows; ++i ) { + if ( windows[i] == FSwindow ) { + SDL_memcpy(&windows[i], &windows[i+1], + (nwindows-i-1)*sizeof(windows[i])); + break; + } + } + windows[nwindows-1] = FSwindow; + XRestackWindows(SDL_Display, windows, nwindows); + XSync(SDL_Display, False); + } + XFree(windows); + } +#else + XRaiseWindow(SDL_Display, FSwindow); +#endif + +#if SDL_VIDEO_DRIVER_X11_VIDMODE + /* Save the current video mode */ + if ( use_vidmode ) { + SDL_NAME(XF86VidModeLockModeSwitch)(SDL_Display, SDL_Screen, True); + save_mode(this); + } +#endif + currently_fullscreen = 1; + + /* Set the new resolution */ + okay = X11_ResizeFullScreen(this); + if ( ! okay ) { + X11_LeaveFullScreen(this); + } + /* Set the colormap */ + if ( SDL_XColorMap ) { + XInstallColormap(SDL_Display, SDL_XColorMap); + } + if ( okay ) { + X11_GrabInputNoLock(this, this->input_grab | SDL_GRAB_FULLSCREEN); + } + + /* We may need to refresh the screen at this point (no backing store) + We also don't get an event, which is why we explicitly refresh. */ + if ( this->screen ) { + if ( this->screen->flags & SDL_OPENGL ) { + SDL_PrivateExpose(); + } else { + X11_RefreshDisplay(this); + } + } + + return(okay); +} + +int X11_LeaveFullScreen(_THIS) +{ + if ( currently_fullscreen ) { + XReparentWindow(SDL_Display, SDL_Window, WMwindow, 0, 0); +#if SDL_VIDEO_DRIVER_X11_VIDMODE + if ( use_vidmode ) { + restore_mode(this); + SDL_NAME(XF86VidModeLockModeSwitch)(SDL_Display, SDL_Screen, False); + } +#endif + +#if SDL_VIDEO_DRIVER_X11_XME + if ( use_xme ) { + int rw, rh; + + /* check current mode so we can avoid uneccessary mode changes */ + get_real_resolution(this, &rw, &rh); + + if (rw != saved_res.width || rh != saved_res.height) { + XiGMiscChangeResolution(SDL_Display, + SDL_Screen, + 0, /* view */ + saved_res.width, + saved_res.height, + 0); + XSync(SDL_Display, False); + } + } +#endif + +#if SDL_VIDEO_DRIVER_X11_XRANDR + if ( use_xrandr ) { + XRRSetScreenConfig(SDL_Display, screen_config, SDL_Root, + saved_size_id, saved_rotation, CurrentTime); + } +#endif + + XUnmapWindow(SDL_Display, FSwindow); + X11_WaitUnmapped(this, FSwindow); + XSync(SDL_Display, True); /* Flush spurious mode change events */ + currently_fullscreen = 0; + } + /* If we get popped out of fullscreen mode for some reason, input_grab + will still have the SDL_GRAB_FULLSCREEN flag set, since this is only + temporary. In this case, release the grab unless the input has been + explicitly grabbed. + */ + X11_GrabInputNoLock(this, this->input_grab & ~SDL_GRAB_FULLSCREEN); + + /* We may need to refresh the screen at this point (no backing store) + We also don't get an event, which is why we explicitly refresh. */ + if ( this->screen ) { + if ( this->screen->flags & SDL_OPENGL ) { + SDL_PrivateExpose(); + } else { + X11_RefreshDisplay(this); + } + } + + return(0); +} |