Mercurial > sdl-ios-xcode
diff src/video/x11/SDL_x11image.c @ 1668:4da1ee79c9af SDL-1.3
more tweaking indent options
author | Sam Lantinga <slouken@libsdl.org> |
---|---|
date | Mon, 29 May 2006 04:04:35 +0000 |
parents | 782fd950bd46 |
children |
line wrap: on
line diff
--- a/src/video/x11/SDL_x11image.c Mon May 29 03:53:21 2006 +0000 +++ b/src/video/x11/SDL_x11image.c Mon May 29 04:04:35 2006 +0000 @@ -34,17 +34,17 @@ static int shm_error; static int (*X_handler) (Display *, XErrorEvent *) = NULL; static int -shm_errhandler (Display * d, XErrorEvent * e) +shm_errhandler(Display * d, XErrorEvent * e) { if (e->error_code == BadAccess) { shm_error = True; return (0); } else - return (X_handler (d, e)); + return (X_handler(d, e)); } static void -try_mitshm (_THIS, SDL_Surface * screen) +try_mitshm(_THIS, SDL_Surface * screen) { /* Dynamic X11 may not have SHM entry points on this box. */ if ((use_mitshm) && (!SDL_X11_HAVE_SHM)) @@ -52,23 +52,23 @@ if (!use_mitshm) return; - shminfo.shmid = shmget (IPC_PRIVATE, screen->h * screen->pitch, - IPC_CREAT | 0777); + shminfo.shmid = shmget(IPC_PRIVATE, screen->h * screen->pitch, + IPC_CREAT | 0777); if (shminfo.shmid >= 0) { - shminfo.shmaddr = (char *) shmat (shminfo.shmid, 0, 0); + shminfo.shmaddr = (char *) shmat(shminfo.shmid, 0, 0); shminfo.readOnly = False; if (shminfo.shmaddr != (char *) -1) { shm_error = False; - X_handler = XSetErrorHandler (shm_errhandler); - XShmAttach (SDL_Display, &shminfo); - XSync (SDL_Display, True); - XSetErrorHandler (X_handler); + X_handler = XSetErrorHandler(shm_errhandler); + XShmAttach(SDL_Display, &shminfo); + XSync(SDL_Display, True); + XSetErrorHandler(X_handler); if (shm_error) - shmdt (shminfo.shmaddr); + shmdt(shminfo.shmaddr); } else { shm_error = True; } - shmctl (shminfo.shmid, IPC_RMID, NULL); + shmctl(shminfo.shmid, IPC_RMID, NULL); } else { shm_error = True; } @@ -80,23 +80,23 @@ #endif /* ! NO_SHARED_MEMORY */ /* Various screen update functions available */ -static void X11_NormalUpdate (_THIS, int numrects, SDL_Rect * rects); -static void X11_MITSHMUpdate (_THIS, int numrects, SDL_Rect * rects); +static void X11_NormalUpdate(_THIS, int numrects, SDL_Rect * rects); +static void X11_MITSHMUpdate(_THIS, int numrects, SDL_Rect * rects); int -X11_SetupImage (_THIS, SDL_Surface * screen) +X11_SetupImage(_THIS, SDL_Surface * screen) { #ifndef NO_SHARED_MEMORY - try_mitshm (this, screen); + try_mitshm(this, screen); if (use_mitshm) { - SDL_Ximage = XShmCreateImage (SDL_Display, SDL_Visual, - this->hidden->depth, ZPixmap, - shminfo.shmaddr, &shminfo, - screen->w, screen->h); + SDL_Ximage = XShmCreateImage(SDL_Display, SDL_Visual, + this->hidden->depth, ZPixmap, + shminfo.shmaddr, &shminfo, + screen->w, screen->h); if (!SDL_Ximage) { - XShmDetach (SDL_Display, &shminfo); - XSync (SDL_Display, False); - shmdt (shminfo.shmaddr); + XShmDetach(SDL_Display, &shminfo); + XSync(SDL_Display, False); + shmdt(shminfo.shmaddr); screen->pixels = NULL; goto error; } @@ -106,16 +106,16 @@ #endif /* not NO_SHARED_MEMORY */ { int bpp; - screen->pixels = SDL_malloc (screen->h * screen->pitch); + screen->pixels = SDL_malloc(screen->h * screen->pitch); if (screen->pixels == NULL) { - SDL_OutOfMemory (); + SDL_OutOfMemory(); return -1; } bpp = screen->format->BytesPerPixel; - SDL_Ximage = XCreateImage (SDL_Display, SDL_Visual, - this->hidden->depth, ZPixmap, 0, - (char *) screen->pixels, - screen->w, screen->h, 32, 0); + SDL_Ximage = XCreateImage(SDL_Display, SDL_Visual, + this->hidden->depth, ZPixmap, 0, + (char *) screen->pixels, + screen->w, screen->h, 32, 0); if (SDL_Ximage == NULL) goto error; /* XPutImage will convert byte sex automatically */ @@ -127,20 +127,20 @@ return (0); error: - SDL_SetError ("Couldn't create XImage"); + SDL_SetError("Couldn't create XImage"); return 1; } void -X11_DestroyImage (_THIS, SDL_Surface * screen) +X11_DestroyImage(_THIS, SDL_Surface * screen) { if (SDL_Ximage) { - XDestroyImage (SDL_Ximage); + XDestroyImage(SDL_Ximage); #ifndef NO_SHARED_MEMORY if (use_mitshm) { - XShmDetach (SDL_Display, &shminfo); - XSync (SDL_Display, False); - shmdt (shminfo.shmaddr); + XShmDetach(SDL_Display, &shminfo); + XSync(SDL_Display, False); + shmdt(shminfo.shmaddr); } #endif /* ! NO_SHARED_MEMORY */ SDL_Ximage = NULL; @@ -152,30 +152,30 @@ /* Determine the number of CPUs in the system */ static int -num_CPU (void) +num_CPU(void) { static int num_cpus = 0; if (!num_cpus) { #if defined(__LINUX__) char line[BUFSIZ]; - FILE *pstat = fopen ("/proc/stat", "r"); + FILE *pstat = fopen("/proc/stat", "r"); if (pstat) { - while (fgets (line, sizeof (line), pstat)) { - if (SDL_memcmp (line, "cpu", 3) == 0 && line[3] != ' ') { + while (fgets(line, sizeof(line), pstat)) { + if (SDL_memcmp(line, "cpu", 3) == 0 && line[3] != ' ') { ++num_cpus; } } - fclose (pstat); + fclose(pstat); } #elif defined(__IRIX__) - num_cpus = sysconf (_SC_NPROC_ONLN); + num_cpus = sysconf(_SC_NPROC_ONLN); #elif defined(_SC_NPROCESSORS_ONLN) /* number of processors online (SVR4.0MP compliant machines) */ - num_cpus = sysconf (_SC_NPROCESSORS_ONLN); + num_cpus = sysconf(_SC_NPROCESSORS_ONLN); #elif defined(_SC_NPROCESSORS_CONF) /* number of processors configured (SVR4.0MP compliant machines) */ - num_cpus = sysconf (_SC_NPROCESSORS_CONF); + num_cpus = sysconf(_SC_NPROCESSORS_CONF); #endif if (num_cpus <= 0) { num_cpus = 1; @@ -185,15 +185,15 @@ } int -X11_ResizeImage (_THIS, SDL_Surface * screen, Uint32 flags) +X11_ResizeImage(_THIS, SDL_Surface * screen, Uint32 flags) { int retval; - X11_DestroyImage (this, screen); + X11_DestroyImage(this, screen); if (flags & SDL_INTERNALOPENGL) { /* No image when using GL */ retval = 0; } else { - retval = X11_SetupImage (this, screen); + retval = X11_SetupImage(this, screen); /* We support asynchronous blitting on the display */ if (flags & SDL_ASYNCBLIT) { /* This is actually slower on single-CPU systems, @@ -201,7 +201,7 @@ X server and the application. Note: Is this still true with XFree86 4.0? */ - if (num_CPU () > 1) { + if (num_CPU() > 1) { screen->flags |= SDL_ASYNCBLIT; } } @@ -211,41 +211,41 @@ /* We don't actually allow hardware surfaces other than the main one */ int -X11_AllocHWSurface (_THIS, SDL_Surface * surface) +X11_AllocHWSurface(_THIS, SDL_Surface * surface) { return (-1); } void -X11_FreeHWSurface (_THIS, SDL_Surface * surface) +X11_FreeHWSurface(_THIS, SDL_Surface * surface) { return; } int -X11_LockHWSurface (_THIS, SDL_Surface * surface) +X11_LockHWSurface(_THIS, SDL_Surface * surface) { if ((surface == SDL_VideoSurface) && blit_queued) { - XSync (GFX_Display, False); + XSync(GFX_Display, False); blit_queued = 0; } return (0); } void -X11_UnlockHWSurface (_THIS, SDL_Surface * surface) +X11_UnlockHWSurface(_THIS, SDL_Surface * surface) { return; } int -X11_FlipHWSurface (_THIS, SDL_Surface * surface) +X11_FlipHWSurface(_THIS, SDL_Surface * surface) { return (0); } static void -X11_NormalUpdate (_THIS, int numrects, SDL_Rect * rects) +X11_NormalUpdate(_THIS, int numrects, SDL_Rect * rects) { int i; @@ -253,20 +253,20 @@ if (rects[i].w == 0 || rects[i].h == 0) { /* Clipped? */ continue; } - XPutImage (GFX_Display, SDL_Window, SDL_GC, SDL_Ximage, - rects[i].x, rects[i].y, - rects[i].x, rects[i].y, rects[i].w, rects[i].h); + XPutImage(GFX_Display, SDL_Window, SDL_GC, SDL_Ximage, + rects[i].x, rects[i].y, + rects[i].x, rects[i].y, rects[i].w, rects[i].h); } if (SDL_VideoSurface->flags & SDL_ASYNCBLIT) { - XFlush (GFX_Display); + XFlush(GFX_Display); blit_queued = 1; } else { - XSync (GFX_Display, False); + XSync(GFX_Display, False); } } static void -X11_MITSHMUpdate (_THIS, int numrects, SDL_Rect * rects) +X11_MITSHMUpdate(_THIS, int numrects, SDL_Rect * rects) { #ifndef NO_SHARED_MEMORY int i; @@ -275,15 +275,15 @@ if (rects[i].w == 0 || rects[i].h == 0) { /* Clipped? */ continue; } - XShmPutImage (GFX_Display, SDL_Window, SDL_GC, SDL_Ximage, - rects[i].x, rects[i].y, - rects[i].x, rects[i].y, rects[i].w, rects[i].h, False); + XShmPutImage(GFX_Display, SDL_Window, SDL_GC, SDL_Ximage, + rects[i].x, rects[i].y, + rects[i].x, rects[i].y, rects[i].w, rects[i].h, False); } if (SDL_VideoSurface->flags & SDL_ASYNCBLIT) { - XFlush (GFX_Display); + XFlush(GFX_Display); blit_queued = 1; } else { - XSync (GFX_Display, False); + XSync(GFX_Display, False); } #endif /* ! NO_SHARED_MEMORY */ } @@ -297,44 +297,44 @@ static int enable_autorefresh = 1; void -X11_DisableAutoRefresh (_THIS) +X11_DisableAutoRefresh(_THIS) { --enable_autorefresh; } void -X11_EnableAutoRefresh (_THIS) +X11_EnableAutoRefresh(_THIS) { ++enable_autorefresh; } void -X11_RefreshDisplay (_THIS) +X11_RefreshDisplay(_THIS) { /* Don't refresh a display that doesn't have an image (like GL) Instead, post an expose event so the application can refresh. */ if (!SDL_Ximage || (enable_autorefresh <= 0)) { - SDL_PrivateExpose (); + SDL_PrivateExpose(); return; } #ifndef NO_SHARED_MEMORY if (this->UpdateRects == X11_MITSHMUpdate) { - XShmPutImage (SDL_Display, SDL_Window, SDL_GC, SDL_Ximage, - 0, 0, SDL_CurrentWindow.offset_x, - SDL_CurrentWindow.offset_y, - SDL_CurrentDisplay.current_mode.w, - SDL_CurrentDisplay.current_mode.h, False); + XShmPutImage(SDL_Display, SDL_Window, SDL_GC, SDL_Ximage, + 0, 0, SDL_CurrentWindow.offset_x, + SDL_CurrentWindow.offset_y, + SDL_CurrentDisplay.current_mode.w, + SDL_CurrentDisplay.current_mode.h, False); } else #endif /* ! NO_SHARED_MEMORY */ { - XPutImage (SDL_Display, SDL_Window, SDL_GC, SDL_Ximage, - 0, 0, SDL_CurrentWindow.offset_x, - SDL_CurrentWindow.offset_y, - SDL_CurrentDisplay.current_mode.w, - SDL_CurrentDisplay.current_mode.h); + XPutImage(SDL_Display, SDL_Window, SDL_GC, SDL_Ximage, + 0, 0, SDL_CurrentWindow.offset_x, + SDL_CurrentWindow.offset_y, + SDL_CurrentDisplay.current_mode.w, + SDL_CurrentDisplay.current_mode.h); } - XSync (SDL_Display, False); + XSync(SDL_Display, False); } /* vi: set ts=4 sw=4 expandtab: */