Mercurial > sdl-ios-xcode
diff src/video/x11/SDL_x11modes.c @ 2874:36e312e0fac0
indent
author | Sam Lantinga <slouken@libsdl.org> |
---|---|
date | Tue, 16 Dec 2008 17:44:10 +0000 |
parents | b33e38aaa027 |
children | c4150600b3ae |
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--- a/src/video/x11/SDL_x11modes.c Tue Dec 16 17:41:03 2008 +0000 +++ b/src/video/x11/SDL_x11modes.c Tue Dec 16 17:44:10 2008 +0000 @@ -62,7 +62,7 @@ } static Uint32 -X11_GetPixelFormatFromVisualInfo(Display *display, XVisualInfo *vinfo) +X11_GetPixelFormatFromVisualInfo(Display * display, XVisualInfo * vinfo) { if (vinfo->class == DirectColor || vinfo->class == TrueColor) { int bpp; @@ -162,7 +162,7 @@ #if SDL_VIDEO_DRIVER_X11_XINERAMA static SDL_bool -CheckXinerama(Display *display, int *major, int *minor) +CheckXinerama(Display * display, int *major, int *minor) { const char *env; @@ -176,8 +176,8 @@ } /* Query the extension version */ - if (!SDL_NAME(XineramaQueryExtension)(display, major, minor) || - !SDL_NAME(XineramaIsActive)(display)) { + if (!SDL_NAME(XineramaQueryExtension) (display, major, minor) || + !SDL_NAME(XineramaIsActive) (display)) { return SDL_FALSE; } return SDL_TRUE; @@ -186,7 +186,7 @@ #if SDL_VIDEO_DRIVER_X11_XRANDR static SDL_bool -CheckXRandR(Display *display, int *major, int *minor) +CheckXRandR(Display * display, int *major, int *minor) { const char *env; @@ -213,7 +213,7 @@ #if SDL_VIDEO_DRIVER_X11_VIDMODE static SDL_bool -CheckVidMode(Display *display, int *major, int *minor) +CheckVidMode(Display * display, int *major, int *minor) { const char *env; @@ -225,24 +225,25 @@ if (env && !SDL_atoi(env)) { return SDL_FALSE; } - + /* Query the extension version */ vm_error = -1; - if (!SDL_NAME(XF86VidModeQueryExtension)(display, &vm_event, &vm_error) || - !SDL_NAME(XF86VidModeQueryVersion)(display, major, minor)) { + if (!SDL_NAME(XF86VidModeQueryExtension) (display, &vm_event, &vm_error) + || !SDL_NAME(XF86VidModeQueryVersion) (display, major, minor)) { return SDL_FALSE; } return SDL_TRUE; } -Bool SDL_NAME(XF86VidModeGetModeInfo)(Display *dpy, int scr, SDL_NAME(XF86VidModeModeInfo) *info) +Bool SDL_NAME(XF86VidModeGetModeInfo) (Display * dpy, int scr, + SDL_NAME(XF86VidModeModeInfo) * info) { Bool retval; int dotclock; SDL_NAME(XF86VidModeModeLine) l; SDL_zerop(info); SDL_zero(l); - retval = SDL_NAME(XF86VidModeGetModeLine)(dpy, scr, &dotclock, &l); + retval = SDL_NAME(XF86VidModeGetModeLine) (dpy, scr, &dotclock, &l); info->dotclock = dotclock; info->hdisplay = l.hdisplay; info->hsyncstart = l.hsyncstart; @@ -260,30 +261,38 @@ } static int -calculate_rate(SDL_NAME(XF86VidModeModeInfo) *info) +calculate_rate(SDL_NAME(XF86VidModeModeInfo) * info) { - return (info->htotal && info->vtotal) ? (1000 * info->dotclock / (info->htotal * info->vtotal)) : 0; + return (info->htotal + && info->vtotal) ? (1000 * info->dotclock / (info->htotal * + info->vtotal)) : 0; } static void -save_mode(Display *display, SDL_DisplayData *data) +save_mode(Display * display, SDL_DisplayData * data) { - SDL_NAME(XF86VidModeGetModeInfo)(display, data->screen, &data->saved_mode); - SDL_NAME(XF86VidModeGetViewPort)(display, data->screen, &data->saved_view.x,&data->saved_view.y); + SDL_NAME(XF86VidModeGetModeInfo) (display, data->screen, + &data->saved_mode); + SDL_NAME(XF86VidModeGetViewPort) (display, data->screen, + &data->saved_view.x, + &data->saved_view.y); } static void -restore_mode(Display *display, SDL_DisplayData *data) +restore_mode(Display * display, SDL_DisplayData * data) { SDL_NAME(XF86VidModeModeInfo) mode; - if (SDL_NAME(XF86VidModeGetModeInfo)(display, data->screen, &mode)) { + if (SDL_NAME(XF86VidModeGetModeInfo) (display, data->screen, &mode)) { if (SDL_memcmp(&mode, &data->saved_mode, sizeof(mode)) != 0) { - SDL_NAME(XF86VidModeSwitchToMode)(display, data->screen, &data->saved_mode); + SDL_NAME(XF86VidModeSwitchToMode) (display, data->screen, + &data->saved_mode); } } if ((data->saved_view.x != 0) || (data->saved_view.y != 0)) { - SDL_NAME(XF86VidModeSetViewPort)(display, data->screen, data->saved_view.x, data->saved_view.y); + SDL_NAME(XF86VidModeSetViewPort) (display, data->screen, + data->saved_view.x, + data->saved_view.y); } } #endif /* SDL_VIDEO_DRIVER_X11_VIDMODE */ @@ -296,7 +305,7 @@ #if SDL_VIDEO_DRIVER_X11_XINERAMA int xinerama_major, xinerama_minor; int screens; - SDL_NAME(XineramaScreenInfo) *xinerama; + SDL_NAME(XineramaScreenInfo) * xinerama; #endif #if SDL_VIDEO_DRIVER_X11_XRANDR int xrandr_major, xrandr_minor; @@ -307,7 +316,7 @@ #if SDL_VIDEO_DRIVER_X11_VIDMODE int vm_major, vm_minor; int nmodes; - SDL_NAME(XF86VidModeModeInfo) **modes; + SDL_NAME(XF86VidModeModeInfo) ** modes; #endif int screen_w; int screen_h; @@ -334,18 +343,19 @@ #ifdef X11MODES_DEBUG printf("X11 detected Xinerama:\n"); #endif - xinerama = SDL_NAME(XineramaQueryScreens)(display, &screens); + xinerama = SDL_NAME(XineramaQueryScreens) (display, &screens); if (xinerama) { int i; 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); + xinerama[i].screen_number, + xinerama[i].width, xinerama[i].height, + xinerama[i].x_org, xinerama[i].y_org); #endif if (xinerama[i].screen_number == data->screen) { - data->use_xinerama = xinerama_major * 100 + xinerama_minor; + data->use_xinerama = + xinerama_major * 100 + xinerama_minor; data->xinerama_info = xinerama[i]; } } @@ -374,7 +384,8 @@ #if SDL_VIDEO_DRIVER_X11_XRANDR /* XRandR */ /* require at least XRandR v1.0 (arbitrary) */ - if (CheckXRandR(display, &xrandr_major, &xrandr_minor) && xrandr_major >= 1) { + if (CheckXRandR(display, &xrandr_major, &xrandr_minor) + && xrandr_major >= 1) { #ifdef X11MODES_DEBUG fprintf(stderr, "XRANDR: XRRQueryVersion: V%d.%d\n", xrandr_major, xrandr_minor); @@ -382,14 +393,15 @@ /* save the screen configuration since we must reference it each time we toggle modes. - */ - data->screen_config = XRRGetScreenInfo(display, RootWindow(display, data->screen)); + */ + data->screen_config = + XRRGetScreenInfo(display, RootWindow(display, data->screen)); /* retrieve the list of resolution */ sizes = XRRConfigSizes(data->screen_config, &nsizes); if (nsizes > 0) { int i, j; - for ( i=0; i < nsizes; i++) { + for (i = 0; i < nsizes; i++) { mode.w = sizes[i].width; mode.h = sizes[i].height; @@ -397,7 +409,8 @@ for (j = 0; j < nrates; ++j) { mode.refresh_rate = rates[j]; #ifdef X11MODES_DEBUG - fprintf(stderr, "XRANDR: mode = %4d[%d], w = %4d, h = %4d, rate = %4d\n", + fprintf(stderr, + "XRANDR: mode = %4d[%d], w = %4d, h = %4d, rate = %4d\n", i, j, mode.w, mode.h, mode.refresh_rate); #endif SDL_AddDisplayMode(_this->current_display, &mode); @@ -405,7 +418,9 @@ } data->use_xrandr = xrandr_major * 100 + xrandr_minor; - data->saved_size = XRRConfigCurrentConfiguration(data->screen_config, &data->saved_rotation); + data->saved_size = + XRRConfigCurrentConfiguration(data->screen_config, + &data->saved_rotation); data->saved_rate = XRRConfigCurrentRate(data->screen_config); } } @@ -418,16 +433,16 @@ (!data->use_xinerama || data->xinerama_info.screen_number == 0) && #endif CheckVidMode(display, &vm_major, &vm_minor) && - SDL_NAME(XF86VidModeGetAllModeLines)(display, data->screen, &nmodes, &modes) ) - { + SDL_NAME(XF86VidModeGetAllModeLines) (display, data->screen, &nmodes, + &modes)) { int i; #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, - calculate_rate(modes[i])); + modes[i]->hdisplay, modes[i]->vdisplay, + calculate_rate(modes[i])); } #endif for (i = 0; i < nmodes; ++i) { @@ -448,8 +463,7 @@ mode.h = screen_h; mode.refresh_rate = 0; SDL_AddDisplayMode(_this->current_display, &mode); - } - + } #ifdef X11MODES_DEBUG if (data->use_xinerama) { printf("Xinerama is enabled\n"); @@ -466,24 +480,29 @@ } static void -get_real_resolution(Display *display, SDL_DisplayData *data, int *w, int *h, int *rate) +get_real_resolution(Display * display, SDL_DisplayData * data, int *w, int *h, + int *rate) { #if SDL_VIDEO_DRIVER_X11_XRANDR if (data->use_xrandr) { int nsizes; XRRScreenSize *sizes; - + sizes = XRRConfigSizes(data->screen_config, &nsizes); if (nsizes > 0) { int cur_size; Rotation cur_rotation; - cur_size = XRRConfigCurrentConfiguration(data->screen_config, &cur_rotation); + cur_size = + XRRConfigCurrentConfiguration(data->screen_config, + &cur_rotation); *w = sizes[cur_size].width; *h = sizes[cur_size].height; *rate = XRRConfigCurrentRate(data->screen_config); #ifdef X11MODES_DEBUG - fprintf(stderr, "XRANDR: get_real_resolution: w = %d, h = %d, rate = %d\n", *w, *h, *rate); + fprintf(stderr, + "XRANDR: get_real_resolution: w = %d, h = %d, rate = %d\n", + *w, *h, *rate); #endif return; } @@ -494,7 +513,7 @@ if (data->use_vidmode) { SDL_NAME(XF86VidModeModeInfo) mode; - if (SDL_NAME(XF86VidModeGetModeInfo)(display, data->screen, &mode)) { + if (SDL_NAME(XF86VidModeGetModeInfo) (display, data->screen, &mode)) { *w = mode.hdisplay; *h = mode.vdisplay; *rate = calculate_rate(&mode); @@ -518,7 +537,8 @@ } static void -set_best_resolution(Display *display, SDL_DisplayData *data, int w, int h, int rate) +set_best_resolution(Display * display, SDL_DisplayData * data, int w, int h, + int rate) { int real_w, real_h, real_rate; @@ -527,7 +547,6 @@ if (w == real_w && h == real_h && (!rate || rate == real_rate)) { return; } - #if SDL_VIDEO_DRIVER_X11_XRANDR if (data->use_xrandr) { #ifdef X11MODES_DEBUG @@ -553,7 +572,8 @@ } if (best == -1 || (sizes[i].width < sizes[best].width) || - (sizes[i].width == sizes[best].width && sizes[i].height < sizes[best].height)) { + (sizes[i].width == sizes[best].width + && sizes[i].height < sizes[best].height)) { best = i; } } @@ -572,12 +592,15 @@ best_rate = rates[i]; } } else { - if (SDL_abs(rates[i]-rate) < SDL_abs(best_rate-rate)) { + if (SDL_abs(rates[i] - rate) < SDL_abs(best_rate - rate)) { best_rate = rates[i]; } } } - XRRSetScreenConfigAndRate(display, data->screen_config, RootWindow(display, data->screen), best, data->saved_rotation, best_rate, CurrentTime); + XRRSetScreenConfigAndRate(display, data->screen_config, + RootWindow(display, data->screen), best, + data->saved_rotation, best_rate, + CurrentTime); } return; } @@ -585,11 +608,12 @@ #if SDL_VIDEO_DRIVER_X11_VIDMODE if (data->use_vidmode) { - SDL_NAME(XF86VidModeModeInfo) **modes; + SDL_NAME(XF86VidModeModeInfo) ** modes; int i, nmodes; int best; - if (SDL_NAME(XF86VidModeGetAllModeLines)(display,data->screen,&nmodes,&modes)) { + if (SDL_NAME(XF86VidModeGetAllModeLines) + (display, data->screen, &nmodes, &modes)) { best = -1; for (i = 0; i < nmodes; ++i) { if (modes[i]->hdisplay < w || modes[i]->vdisplay < h) { @@ -597,7 +621,8 @@ } if (best == -1 || (modes[i]->hdisplay < modes[best]->hdisplay) || - (modes[i]->hdisplay == modes[best]->hdisplay && modes[i]->vdisplay < modes[best]->vdisplay)) { + (modes[i]->hdisplay == modes[best]->hdisplay + && modes[i]->vdisplay < modes[best]->vdisplay)) { best = i; continue; } @@ -605,11 +630,13 @@ (modes[i]->vdisplay == modes[best]->vdisplay)) { if (!rate) { /* Higher is better, right? */ - if (calculate_rate(modes[i]) > calculate_rate(modes[best])) { + if (calculate_rate(modes[i]) > + calculate_rate(modes[best])) { best = i; } } else { - if (SDL_abs(calculate_rate(modes[i])-rate) < SDL_abs(calculate_rate(modes[best])-rate)) { + if (SDL_abs(calculate_rate(modes[i]) - rate) < + SDL_abs(calculate_rate(modes[best]) - rate)) { best = i; } } @@ -618,10 +645,11 @@ if (best >= 0) { #ifdef X11MODES_DEBUG printf("Best Mode %d: %d x %d @ %d\n", best, - modes[best]->hdisplay, modes[best]->vdisplay, - calculate_rate(modes[best])); + modes[best]->hdisplay, modes[best]->vdisplay, + calculate_rate(modes[best])); #endif - SDL_NAME(XF86VidModeSwitchToMode)(display, data->screen, modes[best]); + SDL_NAME(XF86VidModeSwitchToMode) (display, data->screen, + modes[best]); } XFree(modes); }