diff src/video/directfb/SDL_DirectFB_video.c @ 1895:c121d94672cb

SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
author Sam Lantinga <slouken@libsdl.org>
date Mon, 10 Jul 2006 21:04:37 +0000
parents 402d5ff1cf88
children 6264c973814a
line wrap: on
line diff
--- a/src/video/directfb/SDL_DirectFB_video.c	Thu Jul 06 18:01:37 2006 +0000
+++ b/src/video/directfb/SDL_DirectFB_video.c	Mon Jul 10 21:04:37 2006 +0000
@@ -45,41 +45,47 @@
 #include "SDL_DirectFB_yuv.h"
 
 /* The implementation dependent data for the window manager cursor */
-struct WMcursor {
-	int unused;
+struct WMcursor
+{
+    int unused;
 };
 
 
 /* Initialization/Query functions */
-static int DirectFB_VideoInit(_THIS, SDL_PixelFormat *vformat);
-static SDL_Rect **DirectFB_ListModes(_THIS, SDL_PixelFormat *format, Uint32 flags);
-static SDL_Surface *DirectFB_SetVideoMode(_THIS, SDL_Surface *current, int width, int height, int bpp, Uint32 flags);
+static int DirectFB_VideoInit(_THIS, SDL_PixelFormat * vformat);
+static SDL_Rect **DirectFB_ListModes(_THIS, SDL_PixelFormat * format,
+                                     Uint32 flags);
+static SDL_Surface *DirectFB_SetVideoMode(_THIS, SDL_Surface * current,
+                                          int width, int height, int bpp,
+                                          Uint32 flags);
 static int DirectFB_SetColors(_THIS, int firstcolor, int ncolors,
-			 SDL_Color *colors);
+                              SDL_Color * colors);
 static void DirectFB_VideoQuit(_THIS);
 
 /* Hardware surface functions */
-static int DirectFB_AllocHWSurface(_THIS, SDL_Surface *surface);
-static int DirectFB_FillHWRect(_THIS, SDL_Surface *dst, SDL_Rect *dstrect, Uint32 color);
-static int DirectFB_LockHWSurface(_THIS, SDL_Surface *surface);
-static void DirectFB_UnlockHWSurface(_THIS, SDL_Surface *surface);
-static void DirectFB_FreeHWSurface(_THIS, SDL_Surface *surface);
-static int DirectFB_CheckHWBlit(_THIS, SDL_Surface *src, SDL_Surface *dst);
-static int DirectFB_HWAccelBlit(SDL_Surface *src, SDL_Rect *srcrect,
-                                SDL_Surface *dst, SDL_Rect *dstrect);
-static int DirectFB_SetHWColorKey(_THIS, SDL_Surface *surface, Uint32 key);
-static int DirectFB_SetHWAlpha(_THIS, SDL_Surface *surface, Uint8 alpha);
-static int DirectFB_FlipHWSurface(_THIS, SDL_Surface *surface);
-static int DirectFB_ShowWMCursor(_THIS, WMcursor *cursor);
+static int DirectFB_AllocHWSurface(_THIS, SDL_Surface * surface);
+static int DirectFB_FillHWRect(_THIS, SDL_Surface * dst, SDL_Rect * dstrect,
+                               Uint32 color);
+static int DirectFB_LockHWSurface(_THIS, SDL_Surface * surface);
+static void DirectFB_UnlockHWSurface(_THIS, SDL_Surface * surface);
+static void DirectFB_FreeHWSurface(_THIS, SDL_Surface * surface);
+static int DirectFB_CheckHWBlit(_THIS, SDL_Surface * src, SDL_Surface * dst);
+static int DirectFB_HWAccelBlit(SDL_Surface * src, SDL_Rect * srcrect,
+                                SDL_Surface * dst, SDL_Rect * dstrect);
+static int DirectFB_SetHWColorKey(_THIS, SDL_Surface * surface, Uint32 key);
+static int DirectFB_SetHWAlpha(_THIS, SDL_Surface * surface, Uint8 alpha);
+static int DirectFB_FlipHWSurface(_THIS, SDL_Surface * surface);
+static int DirectFB_ShowWMCursor(_THIS, WMcursor * cursor);
 
 /* Various screen update functions available */
-static void DirectFB_DirectUpdate(_THIS, int numrects, SDL_Rect *rects);
-static void DirectFB_WindowedUpdate(_THIS, int numrects, SDL_Rect *rects);
+static void DirectFB_DirectUpdate(_THIS, int numrects, SDL_Rect * rects);
+static void DirectFB_WindowedUpdate(_THIS, int numrects, SDL_Rect * rects);
 
 /* This is the rect EnumModes2 uses */
-struct DirectFBEnumRect {
-	SDL_Rect r;
-	struct DirectFBEnumRect* next;
+struct DirectFBEnumRect
+{
+    SDL_Rect r;
+    struct DirectFBEnumRect *next;
 };
 
 static struct DirectFBEnumRect *enumlist = NULL;
@@ -87,943 +93,953 @@
 
 /* DirectFB driver bootstrap functions */
 
-static int DirectFB_Available(void)
+static int
+DirectFB_Available(void)
 {
-  return 1;
+    return 1;
 }
 
-static void DirectFB_DeleteDevice(SDL_VideoDevice *device)
+static void
+DirectFB_DeleteDevice(SDL_VideoDevice * device)
 {
-  SDL_free(device->hidden);
-  SDL_free(device);
+    SDL_free(device->hidden);
+    SDL_free(device);
 }
 
-static SDL_VideoDevice *DirectFB_CreateDevice(int devindex)
+static SDL_VideoDevice *
+DirectFB_CreateDevice(int devindex)
 {
-  SDL_VideoDevice *device;
+    SDL_VideoDevice *device;
 
-  /* Initialize all variables that we clean on shutdown */
-  device = (SDL_VideoDevice *)SDL_malloc(sizeof(SDL_VideoDevice));
-  if (device)
-    {
-      SDL_memset (device, 0, (sizeof *device));
-      device->hidden = (struct SDL_PrivateVideoData *) malloc (sizeof (*device->hidden));
+    /* Initialize all variables that we clean on shutdown */
+    device = (SDL_VideoDevice *) SDL_malloc(sizeof(SDL_VideoDevice));
+    if (device) {
+        SDL_memset(device, 0, (sizeof *device));
+        device->hidden = (struct SDL_PrivateVideoData *)
+            malloc(sizeof(*device->hidden));
     }
-  if (device == NULL  ||  device->hidden == NULL)
-    {
-      SDL_OutOfMemory();
-      if (device)
-        {
-          free (device);
+    if (device == NULL || device->hidden == NULL) {
+        SDL_OutOfMemory();
+        if (device) {
+            free(device);
         }
-      return(0);
+        return (0);
     }
-  SDL_memset (device->hidden, 0, sizeof (*device->hidden));
+    SDL_memset(device->hidden, 0, sizeof(*device->hidden));
 
-  /* Set the function pointers */
-  device->VideoInit = DirectFB_VideoInit;
-  device->ListModes = DirectFB_ListModes;
-  device->SetVideoMode = DirectFB_SetVideoMode;
-  device->SetColors = DirectFB_SetColors;
-  device->UpdateRects = NULL;
-  device->CreateYUVOverlay = DirectFB_CreateYUVOverlay;
-  device->VideoQuit = DirectFB_VideoQuit;
-  device->AllocHWSurface = DirectFB_AllocHWSurface;
-  device->CheckHWBlit = DirectFB_CheckHWBlit;
-  device->FillHWRect = DirectFB_FillHWRect;
-  device->SetHWColorKey = DirectFB_SetHWColorKey;
-  device->SetHWAlpha = DirectFB_SetHWAlpha;
-  device->LockHWSurface = DirectFB_LockHWSurface;
-  device->UnlockHWSurface = DirectFB_UnlockHWSurface;
-  device->FlipHWSurface = DirectFB_FlipHWSurface;
-  device->FreeHWSurface = DirectFB_FreeHWSurface;
-  device->ShowWMCursor = DirectFB_ShowWMCursor;
-  device->SetCaption = NULL;
-  device->SetIcon = NULL;
-  device->IconifyWindow = NULL;
-  device->GrabInput = NULL;
-  device->GetWMInfo = NULL;
-  device->InitOSKeymap = DirectFB_InitOSKeymap;
-  device->PumpEvents = DirectFB_PumpEvents;
+    /* Set the function pointers */
+    device->VideoInit = DirectFB_VideoInit;
+    device->ListModes = DirectFB_ListModes;
+    device->SetVideoMode = DirectFB_SetVideoMode;
+    device->SetColors = DirectFB_SetColors;
+    device->UpdateRects = NULL;
+    device->CreateYUVOverlay = DirectFB_CreateYUVOverlay;
+    device->VideoQuit = DirectFB_VideoQuit;
+    device->AllocHWSurface = DirectFB_AllocHWSurface;
+    device->CheckHWBlit = DirectFB_CheckHWBlit;
+    device->FillHWRect = DirectFB_FillHWRect;
+    device->SetHWColorKey = DirectFB_SetHWColorKey;
+    device->SetHWAlpha = DirectFB_SetHWAlpha;
+    device->LockHWSurface = DirectFB_LockHWSurface;
+    device->UnlockHWSurface = DirectFB_UnlockHWSurface;
+    device->FlipHWSurface = DirectFB_FlipHWSurface;
+    device->FreeHWSurface = DirectFB_FreeHWSurface;
+    device->ShowWMCursor = DirectFB_ShowWMCursor;
+    device->SetCaption = NULL;
+    device->SetIcon = NULL;
+    device->IconifyWindow = NULL;
+    device->GrabInput = NULL;
+    device->GetWMInfo = NULL;
+    device->InitOSKeymap = DirectFB_InitOSKeymap;
+    device->PumpEvents = DirectFB_PumpEvents;
 
-  device->free = DirectFB_DeleteDevice;
+    device->free = DirectFB_DeleteDevice;
 
-  return device;
+    return device;
 }
 
 VideoBootStrap DirectFB_bootstrap = {
-  "directfb", "DirectFB",
-  DirectFB_Available, DirectFB_CreateDevice
+    "directfb", "DirectFB",
+    DirectFB_Available, DirectFB_CreateDevice
 };
 
-static DFBSurfacePixelFormat GetFormatForBpp (int bpp, IDirectFBDisplayLayer *layer)
+static DFBSurfacePixelFormat
+GetFormatForBpp(int bpp, IDirectFBDisplayLayer * layer)
 {
-  DFBDisplayLayerConfig dlc;
-  int                   bytes = (bpp + 7) / 8;
+    DFBDisplayLayerConfig dlc;
+    int bytes = (bpp + 7) / 8;
 
-  layer->GetConfiguration (layer, &dlc);
-
-  if (bytes == DFB_BYTES_PER_PIXEL(dlc.pixelformat) && bytes > 1)
-    return dlc.pixelformat;
+    layer->GetConfiguration(layer, &dlc);
 
-  switch (bytes)
-    {
+    if (bytes == DFB_BYTES_PER_PIXEL(dlc.pixelformat) && bytes > 1)
+        return dlc.pixelformat;
+
+    switch (bytes) {
     case 1:
-      return DSPF_LUT8;
+        return DSPF_LUT8;
     case 2:
-      return DSPF_RGB16;
+        return DSPF_RGB16;
     case 3:
-      return DSPF_RGB24;
+        return DSPF_RGB24;
     case 4:
-      return DSPF_RGB32;
+        return DSPF_RGB32;
     }
 
-  return DSPF_UNKNOWN;
+    return DSPF_UNKNOWN;
 }
 
-static DFBEnumerationResult EnumModesCallback (int  width,
-                                               int  height,
-                                               int  bpp,
-                                               void *data)
+static DFBEnumerationResult
+EnumModesCallback(int width, int height, int bpp, void *data)
 {
-  SDL_VideoDevice *this = (SDL_VideoDevice *)data;
-  struct DirectFBEnumRect *enumrect;
+    SDL_VideoDevice *this = (SDL_VideoDevice *) data;
+    struct DirectFBEnumRect *enumrect;
+
+    HIDDEN->nummodes++;
 
-  HIDDEN->nummodes++;
-
-  if (enumlist && enumlist->r.w == width && enumlist->r.h == height)
-    return DFENUM_OK;
+    if (enumlist && enumlist->r.w == width && enumlist->r.h == height)
+        return DFENUM_OK;
 
-  enumrect = SDL_calloc(1, sizeof(struct DirectFBEnumRect));
-  if (!enumrect)
-    {
-      SDL_OutOfMemory();
-      return DFENUM_CANCEL;
+    enumrect = SDL_calloc(1, sizeof(struct DirectFBEnumRect));
+    if (!enumrect) {
+        SDL_OutOfMemory();
+        return DFENUM_CANCEL;
     }
 
-  enumrect->r.w  = (Uint16)width;
-  enumrect->r.h  = (Uint16)height;
-  enumrect->next = enumlist;
+    enumrect->r.w = (Uint16) width;
+    enumrect->r.h = (Uint16) height;
+    enumrect->next = enumlist;
 
-  enumlist = enumrect;
+    enumlist = enumrect;
 
-  return DFENUM_OK;
+    return DFENUM_OK;
 }
 
-struct private_hwdata {
-  IDirectFBSurface *surface;
-  IDirectFBPalette *palette;
+struct private_hwdata
+{
+    IDirectFBSurface *surface;
+    IDirectFBPalette *palette;
 };
 
-void SetDirectFBerror (const char *function, DFBResult code)
+void
+SetDirectFBerror(const char *function, DFBResult code)
 {
-  const char *error = DirectFBErrorString (code);
+    const char *error = DirectFBErrorString(code);
 
-  if (error)
-    SDL_SetError("%s: %s", function, error);
-  else
-    SDL_SetError("Unknown error code from %s", function);
+    if (error)
+        SDL_SetError("%s: %s", function, error);
+    else
+        SDL_SetError("Unknown error code from %s", function);
 }
 
-static DFBSurfacePixelFormat SDLToDFBPixelFormat (SDL_PixelFormat *format)
+static DFBSurfacePixelFormat
+SDLToDFBPixelFormat(SDL_PixelFormat * format)
 {
-  if (format->Rmask && format->Gmask && format->Bmask)
-    {
-      switch (format->BitsPerPixel)
-        {
+    if (format->Rmask && format->Gmask && format->Bmask) {
+        switch (format->BitsPerPixel) {
         case 8:
-          return DSPF_LUT8;
-          
+            return DSPF_LUT8;
+
         case 16:
-          if (format->Rmask == 0xF800 &&
-              format->Gmask == 0x07E0 &&
-              format->Bmask == 0x001F)
-            return DSPF_RGB16;
-          /* fall through */
-          
+            if (format->Rmask == 0xF800 &&
+                format->Gmask == 0x07E0 && format->Bmask == 0x001F)
+                return DSPF_RGB16;
+            /* fall through */
+
         case 15:
-          if (format->Rmask == 0x7C00 &&
-              format->Gmask == 0x03E0 &&
-              format->Bmask == 0x001F)
-            return DSPF_ARGB1555;
-          break;
-          
+            if (format->Rmask == 0x7C00 &&
+                format->Gmask == 0x03E0 && format->Bmask == 0x001F)
+                return DSPF_ARGB1555;
+            break;
+
         case 24:
-          if (format->Rmask == 0xFF0000 &&
-              format->Gmask == 0x00FF00 &&
-              format->Bmask == 0x0000FF)
-            return DSPF_RGB24;
-          break;
+            if (format->Rmask == 0xFF0000 &&
+                format->Gmask == 0x00FF00 && format->Bmask == 0x0000FF)
+                return DSPF_RGB24;
+            break;
 
         case 32:
-          if (format->Rmask == 0xFF0000 &&
-              format->Gmask == 0x00FF00 &&
-              format->Bmask == 0x0000FF)
-            {
-              if (format->Amask == 0xFF000000)
-                return DSPF_ARGB;
-              else
-                return DSPF_RGB32;
+            if (format->Rmask == 0xFF0000 &&
+                format->Gmask == 0x00FF00 && format->Bmask == 0x0000FF) {
+                if (format->Amask == 0xFF000000)
+                    return DSPF_ARGB;
+                else
+                    return DSPF_RGB32;
             }
-          break;
+            break;
+        }
+    } else {
+        switch (format->BitsPerPixel) {
+        case 8:
+            return DSPF_LUT8;
+        case 15:
+            return DSPF_ARGB1555;
+        case 16:
+            return DSPF_RGB16;
+        case 24:
+            return DSPF_RGB24;
+        case 32:
+            return DSPF_RGB32;
         }
     }
-  else
-    {
-      switch (format->BitsPerPixel)
-	{
-        case 8:
-          return DSPF_LUT8;
-	case 15:
-	  return DSPF_ARGB1555;
-	case 16:
-	  return DSPF_RGB16;
-	case 24:
-	  return DSPF_RGB24;
-	case 32:
-	  return DSPF_RGB32;
-	}
+
+    return DSPF_UNKNOWN;
+}
+
+static SDL_Palette *
+AllocatePalette(int size)
+{
+    SDL_Palette *palette;
+    SDL_Color *colors;
+
+    palette = SDL_calloc(1, sizeof(SDL_Palette));
+    if (!palette) {
+        SDL_OutOfMemory();
+        return NULL;
     }
 
-  return DSPF_UNKNOWN;
-}
-
-static SDL_Palette *AllocatePalette(int size)
-{
-  SDL_Palette *palette;
-  SDL_Color   *colors;
-
-  palette = SDL_calloc (1, sizeof(SDL_Palette));
-  if (!palette)
-    {
-      SDL_OutOfMemory();
-      return NULL;
-    }
-
-  colors = SDL_calloc (size, sizeof(SDL_Color));
-  if (!colors)
-    {
-      SDL_OutOfMemory();
-      return NULL;
+    colors = SDL_calloc(size, sizeof(SDL_Color));
+    if (!colors) {
+        SDL_OutOfMemory();
+        return NULL;
     }
 
-  palette->ncolors = size;
-  palette->colors  = colors;
+    palette->ncolors = size;
+    palette->colors = colors;
 
-  return palette;
+    return palette;
 }
 
-static int DFBToSDLPixelFormat (DFBSurfacePixelFormat pixelformat, SDL_PixelFormat *format)
+static int
+DFBToSDLPixelFormat(DFBSurfacePixelFormat pixelformat,
+                    SDL_PixelFormat * format)
 {
-  format->Amask = format->Rmask = format->Gmask = format->Bmask = 0;
-  format->BitsPerPixel = format->BytesPerPixel = 0;
+    format->Amask = format->Rmask = format->Gmask = format->Bmask = 0;
+    format->BitsPerPixel = format->BytesPerPixel = 0;
 
-  switch (pixelformat)
-    {
+    switch (pixelformat) {
     case DSPF_A8:
-      format->Amask = 0x000000FF;
-      break;
+        format->Amask = 0x000000FF;
+        break;
 
     case DSPF_ARGB1555:
-      format->Rmask = 0x00007C00;
-      format->Gmask = 0x000003E0;
-      format->Bmask = 0x0000001F;
-      break;
+        format->Rmask = 0x00007C00;
+        format->Gmask = 0x000003E0;
+        format->Bmask = 0x0000001F;
+        break;
 
     case DSPF_RGB16:
-      format->Rmask = 0x0000F800;
-      format->Gmask = 0x000007E0;
-      format->Bmask = 0x0000001F;
-      break;
+        format->Rmask = 0x0000F800;
+        format->Gmask = 0x000007E0;
+        format->Bmask = 0x0000001F;
+        break;
 
     case DSPF_ARGB:
-      format->Amask = 0; /* apps don't seem to like that:  0xFF000000; */
-      /* fall through */
+        format->Amask = 0;      /* apps don't seem to like that:  0xFF000000; */
+        /* fall through */
     case DSPF_RGB24:
     case DSPF_RGB32:
-      format->Rmask = 0x00FF0000;
-      format->Gmask = 0x0000FF00;
-      format->Bmask = 0x000000FF;
-      break;
+        format->Rmask = 0x00FF0000;
+        format->Gmask = 0x0000FF00;
+        format->Bmask = 0x000000FF;
+        break;
 
     case DSPF_LUT8:
-      format->Rmask = 0x000000FF;
-      format->Gmask = 0x000000FF;
-      format->Bmask = 0x000000FF;
+        format->Rmask = 0x000000FF;
+        format->Gmask = 0x000000FF;
+        format->Bmask = 0x000000FF;
 
-      if (!format->palette)
-        format->palette = AllocatePalette(256);
-      break;
+        if (!format->palette)
+            format->palette = AllocatePalette(256);
+        break;
 
     default:
-      fprintf (stderr, "SDL_DirectFB: Unsupported pixelformat (0x%08x)!\n", pixelformat);
-      return -1;
+        fprintf(stderr,
+                "SDL_DirectFB: Unsupported pixelformat (0x%08x)!\n",
+                pixelformat);
+        return -1;
     }
 
-  format->BitsPerPixel  = DFB_BYTES_PER_PIXEL(pixelformat) * 8;
-  format->BytesPerPixel = DFB_BYTES_PER_PIXEL(pixelformat);
+    format->BitsPerPixel = DFB_BYTES_PER_PIXEL(pixelformat) * 8;
+    format->BytesPerPixel = DFB_BYTES_PER_PIXEL(pixelformat);
 
-  return 0;
+    return 0;
 }
 
 
-int DirectFB_VideoInit(_THIS, SDL_PixelFormat *vformat)
+int
+DirectFB_VideoInit(_THIS, SDL_PixelFormat * vformat)
 {
-  int                      i;
-  DFBResult                ret;
+    int i;
+    DFBResult ret;
 #if (DIRECTFB_MAJOR_VERSION == 0) && (DIRECTFB_MINOR_VERSION == 9) && (DIRECTFB_MICRO_VERSION < 23)
-  DFBCardCapabilities      caps;
+    DFBCardCapabilities caps;
 #else
-  DFBGraphicsDeviceDescription caps;
+    DFBGraphicsDeviceDescription caps;
 #endif
-  DFBDisplayLayerConfig    dlc;
-  struct DirectFBEnumRect *rect;
-  IDirectFB               *dfb    = NULL;
-  IDirectFBDisplayLayer   *layer  = NULL;
-  IDirectFBEventBuffer    *events = NULL;
+    DFBDisplayLayerConfig dlc;
+    struct DirectFBEnumRect *rect;
+    IDirectFB *dfb = NULL;
+    IDirectFBDisplayLayer *layer = NULL;
+    IDirectFBEventBuffer *events = NULL;
 
-  HIDDEN->c2layer = NULL, HIDDEN->c2frame = NULL;
-  HIDDEN->enable_mga_crtc2 = 0;
-  HIDDEN->mga_crtc2_stretch_overscan = 1;
+    HIDDEN->c2layer = NULL, HIDDEN->c2frame = NULL;
+    HIDDEN->enable_mga_crtc2 = 0;
+    HIDDEN->mga_crtc2_stretch_overscan = 1;
 
-  ret = DirectFBInit (NULL, NULL);
-  if (ret)
-    {
-      SetDirectFBerror ("DirectFBInit", ret);
-      goto error;
+    ret = DirectFBInit(NULL, NULL);
+    if (ret) {
+        SetDirectFBerror("DirectFBInit", ret);
+        goto error;
     }
 
-  ret = DirectFBCreate (&dfb);
-  if (ret)
-    {
-      SetDirectFBerror ("DirectFBCreate", ret);
-      goto error;
+    ret = DirectFBCreate(&dfb);
+    if (ret) {
+        SetDirectFBerror("DirectFBCreate", ret);
+        goto error;
+    }
+
+    ret = dfb->GetDisplayLayer(dfb, DLID_PRIMARY, &layer);
+    if (ret) {
+        SetDirectFBerror("dfb->GetDisplayLayer", ret);
+        goto error;
     }
 
-  ret = dfb->GetDisplayLayer (dfb, DLID_PRIMARY, &layer);
-  if (ret)
-    {
-      SetDirectFBerror ("dfb->GetDisplayLayer", ret);
-      goto error;
+    ret = dfb->CreateInputEventBuffer(dfb, DICAPS_ALL, DFB_FALSE, &events);
+    if (ret) {
+        SetDirectFBerror("dfb->CreateEventBuffer", ret);
+        goto error;
+    }
+
+    layer->EnableCursor(layer, 1);
+
+    /* Query layer configuration to determine the current mode and pixelformat */
+    layer->GetConfiguration(layer, &dlc);
+
+    /* If current format is not supported use LUT8 as the default */
+    if (DFBToSDLPixelFormat(dlc.pixelformat, vformat))
+        DFBToSDLPixelFormat(DSPF_LUT8, vformat);
+
+    /* Enumerate the available fullscreen modes */
+    ret = dfb->EnumVideoModes(dfb, EnumModesCallback, this);
+    if (ret) {
+        SetDirectFBerror("dfb->EnumVideoModes", ret);
+        goto error;
     }
 
-  ret = dfb->CreateInputEventBuffer (dfb, DICAPS_ALL, DFB_FALSE, &events);
-  if (ret)
-    {
-      SetDirectFBerror ("dfb->CreateEventBuffer", ret);
-      goto error;
-    }
-  
-  layer->EnableCursor (layer, 1);
-
-  /* Query layer configuration to determine the current mode and pixelformat */
-  layer->GetConfiguration (layer, &dlc);
-
-  /* If current format is not supported use LUT8 as the default */
-  if (DFBToSDLPixelFormat (dlc.pixelformat, vformat))
-    DFBToSDLPixelFormat (DSPF_LUT8, vformat);
-
-  /* Enumerate the available fullscreen modes */
-  ret = dfb->EnumVideoModes (dfb, EnumModesCallback, this);
-  if (ret)
-    {
-      SetDirectFBerror ("dfb->EnumVideoModes", ret);
-      goto error;
+    HIDDEN->modelist = SDL_calloc(HIDDEN->nummodes + 1, sizeof(SDL_Rect *));
+    if (!HIDDEN->modelist) {
+        SDL_OutOfMemory();
+        goto error;
     }
 
-  HIDDEN->modelist = SDL_calloc (HIDDEN->nummodes + 1, sizeof(SDL_Rect *));
-  if (!HIDDEN->modelist)
-    {
-      SDL_OutOfMemory();
-      goto error;
+    for (i = 0, rect = enumlist; rect; ++i, rect = rect->next) {
+        HIDDEN->modelist[i] = &rect->r;
     }
 
-  for (i = 0, rect = enumlist; rect; ++i, rect = rect->next )
-    {
-      HIDDEN->modelist[i] = &rect->r;
-    }
-
-  HIDDEN->modelist[i] = NULL;
+    HIDDEN->modelist[i] = NULL;
 
 
-  /* Query card capabilities to get the video memory size */
+    /* Query card capabilities to get the video memory size */
 #if (DIRECTFB_MAJOR_VERSION == 0) && (DIRECTFB_MINOR_VERSION == 9) && (DIRECTFB_MICRO_VERSION < 23)
-  dfb->GetCardCapabilities (dfb, &caps);
+    dfb->GetCardCapabilities(dfb, &caps);
 #else
-  dfb->GetDeviceDescription (dfb, &caps);
+    dfb->GetDeviceDescription(dfb, &caps);
 #endif
 
-  this->info.wm_available = 1;
-  this->info.hw_available = 1;
-  this->info.blit_hw      = 1;
-  this->info.blit_hw_CC   = 1;
-  this->info.blit_hw_A    = 1;
-  this->info.blit_fill    = 1;
-  this->info.video_mem    = caps.video_memory / 1024;
-
-  HIDDEN->initialized = 1;
-  HIDDEN->dfb         = dfb;
-  HIDDEN->layer       = layer;
-  HIDDEN->eventbuffer = events;
+    this->info.wm_available = 1;
+    this->info.hw_available = 1;
+    this->info.blit_hw = 1;
+    this->info.blit_hw_CC = 1;
+    this->info.blit_hw_A = 1;
+    this->info.blit_fill = 1;
+    this->info.video_mem = caps.video_memory / 1024;
 
-  if (SDL_getenv("SDL_DIRECTFB_MGA_CRTC2") != NULL)
-    HIDDEN->enable_mga_crtc2 = 1;
-  
-  if (HIDDEN->enable_mga_crtc2)
-    {
-      DFBDisplayLayerConfig      dlc;
-      DFBDisplayLayerConfigFlags failed;
+    HIDDEN->initialized = 1;
+    HIDDEN->dfb = dfb;
+    HIDDEN->layer = layer;
+    HIDDEN->eventbuffer = events;
+
+    if (SDL_getenv("SDL_DIRECTFB_MGA_CRTC2") != NULL)
+        HIDDEN->enable_mga_crtc2 = 1;
 
-      ret = dfb->GetDisplayLayer (dfb, 2, &HIDDEN->c2layer);
-      if (ret)
-        {
-          SetDirectFBerror ("dfb->GetDisplayLayer(CRTC2)", ret);
-          goto error;
+    if (HIDDEN->enable_mga_crtc2) {
+        DFBDisplayLayerConfig dlc;
+        DFBDisplayLayerConfigFlags failed;
+
+        ret = dfb->GetDisplayLayer(dfb, 2, &HIDDEN->c2layer);
+        if (ret) {
+            SetDirectFBerror("dfb->GetDisplayLayer(CRTC2)", ret);
+            goto error;
         }
 
-      ret = HIDDEN->layer->SetCooperativeLevel(HIDDEN->layer, DLSCL_EXCLUSIVE);
-      if (ret)
-        {
-          SetDirectFBerror ("layer->SetCooperativeLevel(CRTC2, EXCLUSIVE)", ret);
-          goto error;
+        ret =
+            HIDDEN->layer->SetCooperativeLevel(HIDDEN->layer,
+                                               DLSCL_EXCLUSIVE);
+        if (ret) {
+            SetDirectFBerror
+                ("layer->SetCooperativeLevel(CRTC2, EXCLUSIVE)", ret);
+            goto error;
         }
- 
-      ret = HIDDEN->c2layer->SetCooperativeLevel(HIDDEN->c2layer, DLSCL_EXCLUSIVE);
-      if (ret)
-        {
-          SetDirectFBerror ("c2layer->SetCooperativeLevel(CRTC2, EXCLUSIVE)", ret);
-          goto error;
+
+        ret =
+            HIDDEN->c2layer->SetCooperativeLevel(HIDDEN->c2layer,
+                                                 DLSCL_EXCLUSIVE);
+        if (ret) {
+            SetDirectFBerror
+                ("c2layer->SetCooperativeLevel(CRTC2, EXCLUSIVE)", ret);
+            goto error;
         }
 
-      HIDDEN->c2layer->SetOpacity(HIDDEN->c2layer, 0x0);
+        HIDDEN->c2layer->SetOpacity(HIDDEN->c2layer, 0x0);
+
+        /* Init the surface here as it got a fixed size */
+        dlc.flags = DLCONF_PIXELFORMAT | DLCONF_BUFFERMODE;
+        dlc.buffermode = DLBM_BACKVIDEO;
+        dlc.pixelformat = DSPF_RGB32;
 
-      /* Init the surface here as it got a fixed size */
-      dlc.flags      = DLCONF_PIXELFORMAT | DLCONF_BUFFERMODE;
-      dlc.buffermode = DLBM_BACKVIDEO;
-      dlc.pixelformat = DSPF_RGB32;
-      
-      ret = HIDDEN->c2layer->TestConfiguration( HIDDEN->c2layer, &dlc, &failed );
-      if (ret)
-        {
-          SetDirectFBerror ("c2layer->TestConfiguration", ret);
-          goto error;
+        ret =
+            HIDDEN->c2layer->TestConfiguration(HIDDEN->c2layer, &dlc,
+                                               &failed);
+        if (ret) {
+            SetDirectFBerror("c2layer->TestConfiguration", ret);
+            goto error;
         }
-    
-      ret = HIDDEN->c2layer->SetConfiguration( HIDDEN->c2layer, &dlc );
-      if (ret)
-        {
-          SetDirectFBerror ("c2layer->SetConfiguration", ret);
-          goto error;
+
+        ret = HIDDEN->c2layer->SetConfiguration(HIDDEN->c2layer, &dlc);
+        if (ret) {
+            SetDirectFBerror("c2layer->SetConfiguration", ret);
+            goto error;
         }
-    
-      ret = HIDDEN->c2layer->GetSurface( HIDDEN->c2layer, &HIDDEN->c2frame );
-      if (ret)
-        {
-          SetDirectFBerror ("c2layer->GetSurface", ret);
-          goto error;
+
+        ret = HIDDEN->c2layer->GetSurface(HIDDEN->c2layer, &HIDDEN->c2frame);
+        if (ret) {
+            SetDirectFBerror("c2layer->GetSurface", ret);
+            goto error;
         }
 
-      HIDDEN->c2framesize.x = 0;
-      HIDDEN->c2framesize.y = 0;
-      HIDDEN->c2frame->GetSize( HIDDEN->c2frame, &HIDDEN->c2framesize.w, &HIDDEN->c2framesize.h);
+        HIDDEN->c2framesize.x = 0;
+        HIDDEN->c2framesize.y = 0;
+        HIDDEN->c2frame->GetSize(HIDDEN->c2frame, &HIDDEN->c2framesize.w,
+                                 &HIDDEN->c2framesize.h);
 
-      HIDDEN->c2frame->SetBlittingFlags( HIDDEN->c2frame, DSBLIT_NOFX );
-      HIDDEN->c2frame->SetColor( HIDDEN->c2frame, 0, 0, 0, 0xff );
-    
-      /* Clear CRTC2 */
-      HIDDEN->c2frame->Clear(HIDDEN->c2frame, 0, 0, 0, 0xff );
-      HIDDEN->c2frame->Flip(HIDDEN->c2frame, NULL, 0 );
-      HIDDEN->c2frame->Clear(HIDDEN->c2frame, 0, 0, 0, 0xff );
-      HIDDEN->c2frame->Flip(HIDDEN->c2frame, NULL, 0 );
-      HIDDEN->c2frame->Clear(HIDDEN->c2frame, 0, 0, 0, 0xff );
+        HIDDEN->c2frame->SetBlittingFlags(HIDDEN->c2frame, DSBLIT_NOFX);
+        HIDDEN->c2frame->SetColor(HIDDEN->c2frame, 0, 0, 0, 0xff);
+
+        /* Clear CRTC2 */
+        HIDDEN->c2frame->Clear(HIDDEN->c2frame, 0, 0, 0, 0xff);
+        HIDDEN->c2frame->Flip(HIDDEN->c2frame, NULL, 0);
+        HIDDEN->c2frame->Clear(HIDDEN->c2frame, 0, 0, 0, 0xff);
+        HIDDEN->c2frame->Flip(HIDDEN->c2frame, NULL, 0);
+        HIDDEN->c2frame->Clear(HIDDEN->c2frame, 0, 0, 0, 0xff);
 
-      HIDDEN->c2layer->SetOpacity(HIDDEN->c2layer, 0xFF );
-    
-      /* Check if overscan is possibly set */
-      if (SDL_getenv("SDL_DIRECTFB_MGA_OVERSCAN") != NULL)
-        {
-	    float overscan = 0;
-	    if (SDL_sscanf(SDL_getenv("SDL_DIRECTFB_MGA_OVERSCAN"), "%f", &overscan) == 1)
-               if (overscan > 0 && overscan < 2)
-		  HIDDEN->mga_crtc2_stretch_overscan = overscan;
-	}
+        HIDDEN->c2layer->SetOpacity(HIDDEN->c2layer, 0xFF);
 
-      #ifdef DIRECTFB_CRTC2_DEBUG
-      printf("CRTC2 overscan: %f\n", HIDDEN->mga_crtc2_stretch_overscan);
-      #endif
+        /* Check if overscan is possibly set */
+        if (SDL_getenv("SDL_DIRECTFB_MGA_OVERSCAN") != NULL) {
+            float overscan = 0;
+            if (SDL_sscanf
+                (SDL_getenv("SDL_DIRECTFB_MGA_OVERSCAN"), "%f",
+                 &overscan) == 1)
+                if (overscan > 0 && overscan < 2)
+                    HIDDEN->mga_crtc2_stretch_overscan = overscan;
+        }
+#ifdef DIRECTFB_CRTC2_DEBUG
+        printf("CRTC2 overscan: %f\n", HIDDEN->mga_crtc2_stretch_overscan);
+#endif
     }
 
-  return 0;
+    return 0;
 
- error:
-  if (events)
-    events->Release (events);
-  
-  if (HIDDEN->c2frame)
-    HIDDEN->c2frame->Release (HIDDEN->c2frame);
+  error:
+    if (events)
+        events->Release(events);
+
+    if (HIDDEN->c2frame)
+        HIDDEN->c2frame->Release(HIDDEN->c2frame);
 
-  if (HIDDEN->c2layer)
-    HIDDEN->c2layer->Release (HIDDEN->c2layer);
+    if (HIDDEN->c2layer)
+        HIDDEN->c2layer->Release(HIDDEN->c2layer);
 
-  if (layer)
-    layer->Release (layer);
+    if (layer)
+        layer->Release(layer);
 
-  if (dfb)
-    dfb->Release (dfb);
+    if (dfb)
+        dfb->Release(dfb);
 
-  return -1;
+    return -1;
 }
 
-static SDL_Rect **DirectFB_ListModes(_THIS, SDL_PixelFormat *format, Uint32 flags)
+static SDL_Rect **
+DirectFB_ListModes(_THIS, SDL_PixelFormat * format, Uint32 flags)
 {
-  if (flags & SDL_FULLSCREEN)
-    return HIDDEN->modelist;
-  else
-    if (SDLToDFBPixelFormat (format) != DSPF_UNKNOWN)
-      return (SDL_Rect**) -1;
+    if (flags & SDL_FULLSCREEN)
+        return HIDDEN->modelist;
+    else if (SDLToDFBPixelFormat(format) != DSPF_UNKNOWN)
+        return (SDL_Rect **) - 1;
 
-  return NULL;
+    return NULL;
 }
 
-static SDL_Surface *DirectFB_SetVideoMode(_THIS, SDL_Surface *current, int width, int height, int bpp, Uint32 flags)
+static SDL_Surface *
+DirectFB_SetVideoMode(_THIS, SDL_Surface * current, int width, int height,
+                      int bpp, Uint32 flags)
 {
-  DFBResult              ret;
-  DFBSurfaceDescription  dsc;
-  DFBSurfacePixelFormat  pixelformat;
-  IDirectFBSurface      *surface;
+    DFBResult ret;
+    DFBSurfaceDescription dsc;
+    DFBSurfacePixelFormat pixelformat;
+    IDirectFBSurface *surface;
 
-  fprintf (stderr, "SDL DirectFB_SetVideoMode: %dx%d@%d, flags: 0x%08x\n",
-           width, height, bpp, flags);
+    fprintf(stderr, "SDL DirectFB_SetVideoMode: %dx%d@%d, flags: 0x%08x\n",
+            width, height, bpp, flags);
 
-  flags |= SDL_FULLSCREEN;
+    flags |= SDL_FULLSCREEN;
 
-  /* Release previous primary surface */
-  if (current->hwdata && current->hwdata->surface)
-    {
-      current->hwdata->surface->Release (current->hwdata->surface);
-      current->hwdata->surface = NULL;
+    /* Release previous primary surface */
+    if (current->hwdata && current->hwdata->surface) {
+        current->hwdata->surface->Release(current->hwdata->surface);
+        current->hwdata->surface = NULL;
 
-      /* And its palette if present */
-      if (current->hwdata->palette)
-        {
-          current->hwdata->palette->Release (current->hwdata->palette);
-          current->hwdata->palette = NULL;
+        /* And its palette if present */
+        if (current->hwdata->palette) {
+            current->hwdata->palette->Release(current->hwdata->palette);
+            current->hwdata->palette = NULL;
+        }
+    } else if (!current->hwdata) {
+        /* Allocate the hardware acceleration data */
+        current->hwdata =
+            (struct private_hwdata *) SDL_calloc(1, sizeof(*current->hwdata));
+        if (!current->hwdata) {
+            SDL_OutOfMemory();
+            return NULL;
         }
     }
-  else if (!current->hwdata)
-    {
-      /* Allocate the hardware acceleration data */
-      current->hwdata = (struct private_hwdata *) SDL_calloc (1, sizeof(*current->hwdata));
-      if (!current->hwdata)
-        {
-          SDL_OutOfMemory();
-          return NULL;
-	}
-    }
 
-  /* Set cooperative level depending on flag SDL_FULLSCREEN */
-  if (flags & SDL_FULLSCREEN)
-    {
-      ret = HIDDEN->dfb->SetCooperativeLevel (HIDDEN->dfb, DFSCL_FULLSCREEN);
-      if (ret && !HIDDEN->enable_mga_crtc2)
-        {
-          DirectFBError ("dfb->SetCooperativeLevel", ret);
-          flags &= ~SDL_FULLSCREEN;
+    /* Set cooperative level depending on flag SDL_FULLSCREEN */
+    if (flags & SDL_FULLSCREEN) {
+        ret = HIDDEN->dfb->SetCooperativeLevel(HIDDEN->dfb, DFSCL_FULLSCREEN);
+        if (ret && !HIDDEN->enable_mga_crtc2) {
+            DirectFBError("dfb->SetCooperativeLevel", ret);
+            flags &= ~SDL_FULLSCREEN;
         }
-    }
-  else
-    HIDDEN->dfb->SetCooperativeLevel (HIDDEN->dfb, DFSCL_NORMAL);
+    } else
+        HIDDEN->dfb->SetCooperativeLevel(HIDDEN->dfb, DFSCL_NORMAL);
 
-  /* Set video mode */
-  ret = HIDDEN->dfb->SetVideoMode (HIDDEN->dfb, width, height, bpp);
-  if (ret)
-    {
-      if (flags & SDL_FULLSCREEN)
-        {
-          flags &= ~SDL_FULLSCREEN;
-          HIDDEN->dfb->SetCooperativeLevel (HIDDEN->dfb, DFSCL_NORMAL);
-          ret = HIDDEN->dfb->SetVideoMode (HIDDEN->dfb, width, height, bpp);
+    /* Set video mode */
+    ret = HIDDEN->dfb->SetVideoMode(HIDDEN->dfb, width, height, bpp);
+    if (ret) {
+        if (flags & SDL_FULLSCREEN) {
+            flags &= ~SDL_FULLSCREEN;
+            HIDDEN->dfb->SetCooperativeLevel(HIDDEN->dfb, DFSCL_NORMAL);
+            ret = HIDDEN->dfb->SetVideoMode(HIDDEN->dfb, width, height, bpp);
         }
 
-      if (ret)
-        {
-          SetDirectFBerror ("dfb->SetVideoMode", ret);
-          return NULL;
+        if (ret) {
+            SetDirectFBerror("dfb->SetVideoMode", ret);
+            return NULL;
         }
     }
 
-  /* Create primary surface */
-  dsc.flags       = DSDESC_CAPS | DSDESC_PIXELFORMAT;
-  dsc.caps        = DSCAPS_PRIMARY | ((flags & SDL_DOUBLEBUF) ? DSCAPS_FLIPPING : 0);
-  dsc.pixelformat = GetFormatForBpp (bpp, HIDDEN->layer);
+    /* Create primary surface */
+    dsc.flags = DSDESC_CAPS | DSDESC_PIXELFORMAT;
+    dsc.caps =
+        DSCAPS_PRIMARY | ((flags & SDL_DOUBLEBUF) ? DSCAPS_FLIPPING : 0);
+    dsc.pixelformat = GetFormatForBpp(bpp, HIDDEN->layer);
 
-  ret = HIDDEN->dfb->CreateSurface (HIDDEN->dfb, &dsc, &surface);
-  if (ret && (flags & SDL_DOUBLEBUF))
-    {
-      /* Try without double buffering */
-      dsc.caps &= ~DSCAPS_FLIPPING;
-      ret = HIDDEN->dfb->CreateSurface (HIDDEN->dfb, &dsc, &surface);
+    ret = HIDDEN->dfb->CreateSurface(HIDDEN->dfb, &dsc, &surface);
+    if (ret && (flags & SDL_DOUBLEBUF)) {
+        /* Try without double buffering */
+        dsc.caps &= ~DSCAPS_FLIPPING;
+        ret = HIDDEN->dfb->CreateSurface(HIDDEN->dfb, &dsc, &surface);
     }
-  if (ret)
-    {
-      SetDirectFBerror ("dfb->CreateSurface", ret);
-      return NULL;
+    if (ret) {
+        SetDirectFBerror("dfb->CreateSurface", ret);
+        return NULL;
     }
 
-  current->w     = width;
-  current->h     = height;
-  current->flags = SDL_HWSURFACE | SDL_PREALLOC;
+    current->w = width;
+    current->h = height;
+    current->flags = SDL_HWSURFACE | SDL_PREALLOC;
 
-  if (flags & SDL_FULLSCREEN)
-    {
-      current->flags |= SDL_FULLSCREEN;
-      this->UpdateRects = DirectFB_DirectUpdate;
-    }
-  else
-    this->UpdateRects = DirectFB_WindowedUpdate;
+    if (flags & SDL_FULLSCREEN) {
+        current->flags |= SDL_FULLSCREEN;
+        this->UpdateRects = DirectFB_DirectUpdate;
+    } else
+        this->UpdateRects = DirectFB_WindowedUpdate;
 
-  if (dsc.caps & DSCAPS_FLIPPING)
-    current->flags |= SDL_DOUBLEBUF;
+    if (dsc.caps & DSCAPS_FLIPPING)
+        current->flags |= SDL_DOUBLEBUF;
 
-  surface->GetPixelFormat (surface, &pixelformat);
-
-  DFBToSDLPixelFormat (pixelformat, current->format);
+    surface->GetPixelFormat(surface, &pixelformat);
 
-  /* Get the surface palette (if supported) */
-  if (DFB_PIXELFORMAT_IS_INDEXED( pixelformat ))
-    {
-      surface->GetPalette (surface, &current->hwdata->palette);
+    DFBToSDLPixelFormat(pixelformat, current->format);
 
-      current->flags |= SDL_HWPALETTE;
+    /* Get the surface palette (if supported) */
+    if (DFB_PIXELFORMAT_IS_INDEXED(pixelformat)) {
+        surface->GetPalette(surface, &current->hwdata->palette);
+
+        current->flags |= SDL_HWPALETTE;
     }
 
-  current->hwdata->surface = surface;
+    current->hwdata->surface = surface;
 
-  /* MGA CRTC2 stuff */
-  if (HIDDEN->enable_mga_crtc2)
-    {
-      /* no stretching if c2ssize == c2framesize */
-      HIDDEN->c2ssize.x = 0, HIDDEN->c2ssize.y = 0;
-      HIDDEN->c2ssize.w = width;
-      HIDDEN->c2ssize.h = height;
+    /* MGA CRTC2 stuff */
+    if (HIDDEN->enable_mga_crtc2) {
+        /* no stretching if c2ssize == c2framesize */
+        HIDDEN->c2ssize.x = 0, HIDDEN->c2ssize.y = 0;
+        HIDDEN->c2ssize.w = width;
+        HIDDEN->c2ssize.h = height;
 
-      HIDDEN->c2dsize.x = 0, HIDDEN->c2dsize.y = 0;
-      HIDDEN->c2dsize.w = width;
-      HIDDEN->c2dsize.h = height;
+        HIDDEN->c2dsize.x = 0, HIDDEN->c2dsize.y = 0;
+        HIDDEN->c2dsize.w = width;
+        HIDDEN->c2dsize.h = height;
+
+        HIDDEN->mga_crtc2_stretch = 0;
 
-      HIDDEN->mga_crtc2_stretch = 0;
+        if (SDL_getenv("SDL_DIRECTFB_MGA_STRETCH") != NULL) {
+            /* Normally assume a picture aspect ratio of 4:3 */
+            int zoom_aspect_x = 4, zoom_aspect_y = 3, i, j;
 
-      if (SDL_getenv("SDL_DIRECTFB_MGA_STRETCH") != NULL)
-        {
-	    /* Normally assume a picture aspect ratio of 4:3 */
-	    int zoom_aspect_x = 4, zoom_aspect_y = 3, i, j;
+            for (i = 1; i < 20; i++) {
+                for (j = 1; j < 10; j++) {
+                    if ((float) width / (float) i * (float) j == height) {
+                        zoom_aspect_x = i;
+                        zoom_aspect_y = j;
 
-	    for (i = 1; i < 20; i++)
-	      {
-		for (j = 1; j < 10; j++)
-		  {
-		    if ((float)width/(float)i*(float)j == height) 
-		      {
-			zoom_aspect_x = i;
-			zoom_aspect_y = j;
-			
-			/* break the loop */
-			i = 21;
-			break;
-		      }
-		  }
-	      }
-	
-            #ifdef DIRECTFB_CRTC2_DEBUG
-            printf("Source resolution: X: %d, Y: %d, Aspect ratio: %d:%d\n", width, height, zoom_aspect_x, zoom_aspect_y);
-            printf("CRTC2 resolution: X: %d, Y: %d\n", HIDDEN->c2framesize.w, HIDDEN->c2framesize.h);
-            #endif
-	
-          /* don't stretch only slightly smaller/larger images */
-          if ((float)width < (float)HIDDEN->c2framesize.w*0.95 || (float)height < (float)HIDDEN->c2framesize.h*0.95)
-            {
-              while ((float)HIDDEN->c2dsize.w < (float)HIDDEN->c2framesize.w*HIDDEN->mga_crtc2_stretch_overscan && (float)HIDDEN->c2dsize.h < (float)HIDDEN->c2framesize.h*HIDDEN->mga_crtc2_stretch_overscan)
-                {
-                   HIDDEN->c2dsize.w+=zoom_aspect_x;
-                   HIDDEN->c2dsize.h+=zoom_aspect_y;
+                        /* break the loop */
+                        i = 21;
+                        break;
+                    }
+                }
+            }
+
+#ifdef DIRECTFB_CRTC2_DEBUG
+            printf
+                ("Source resolution: X: %d, Y: %d, Aspect ratio: %d:%d\n",
+                 width, height, zoom_aspect_x, zoom_aspect_y);
+            printf("CRTC2 resolution: X: %d, Y: %d\n",
+                   HIDDEN->c2framesize.w, HIDDEN->c2framesize.h);
+#endif
+
+            /* don't stretch only slightly smaller/larger images */
+            if ((float) width < (float) HIDDEN->c2framesize.w * 0.95
+                || (float) height < (float) HIDDEN->c2framesize.h * 0.95) {
+                while ((float) HIDDEN->c2dsize.w <
+                       (float) HIDDEN->c2framesize.w *
+                       HIDDEN->mga_crtc2_stretch_overscan
+                       && (float) HIDDEN->c2dsize.h <
+                       (float) HIDDEN->c2framesize.h *
+                       HIDDEN->mga_crtc2_stretch_overscan) {
+                    HIDDEN->c2dsize.w += zoom_aspect_x;
+                    HIDDEN->c2dsize.h += zoom_aspect_y;
                 }
 
-              /* one step down */
-                HIDDEN->c2dsize.w-=zoom_aspect_x;
-                HIDDEN->c2dsize.h-=zoom_aspect_y;
+                /* one step down */
+                HIDDEN->c2dsize.w -= zoom_aspect_x;
+                HIDDEN->c2dsize.h -= zoom_aspect_y;
 
-              #ifdef DIRECTFB_CRTC2_DEBUG
-              printf("Stretched resolution: X: %d, Y: %d\n", HIDDEN->c2dsize.w, HIDDEN->c2dsize.h);
-              #endif
+#ifdef DIRECTFB_CRTC2_DEBUG
+                printf("Stretched resolution: X: %d, Y: %d\n",
+                       HIDDEN->c2dsize.w, HIDDEN->c2dsize.h);
+#endif
 
-              HIDDEN->mga_crtc2_stretch = 1;
-            } 
-          else if ((float)width > (float)HIDDEN->c2framesize.w*0.95 || (float)height > (float)HIDDEN->c2framesize.h*0.95)
-            {
-               while ((float)HIDDEN->c2dsize.w > (float)HIDDEN->c2framesize.w*HIDDEN->mga_crtc2_stretch_overscan || (float)HIDDEN->c2dsize.h > (float)HIDDEN->c2framesize.h*HIDDEN->mga_crtc2_stretch_overscan)
-                {
-              HIDDEN->c2dsize.w-=zoom_aspect_x;
-              HIDDEN->c2dsize.h-=zoom_aspect_y;
+                HIDDEN->mga_crtc2_stretch = 1;
+            } else if ((float) width > (float) HIDDEN->c2framesize.w * 0.95
+                       || (float) height >
+                       (float) HIDDEN->c2framesize.h * 0.95) {
+                while ((float) HIDDEN->c2dsize.w >
+                       (float) HIDDEN->c2framesize.w *
+                       HIDDEN->mga_crtc2_stretch_overscan
+                       || (float) HIDDEN->c2dsize.h >
+                       (float) HIDDEN->c2framesize.h *
+                       HIDDEN->mga_crtc2_stretch_overscan) {
+                    HIDDEN->c2dsize.w -= zoom_aspect_x;
+                    HIDDEN->c2dsize.h -= zoom_aspect_y;
                 }
-              
-              #ifdef DIRECTFB_CRTC2_DEBUG
-              printf("Down-Stretched resolution: X: %d, Y: %d\n", HIDDEN->c2dsize.w, HIDDEN->c2dsize.h);
-              #endif
+
+#ifdef DIRECTFB_CRTC2_DEBUG
+                printf("Down-Stretched resolution: X: %d, Y: %d\n",
+                       HIDDEN->c2dsize.w, HIDDEN->c2dsize.h);
+#endif
 
-              HIDDEN->mga_crtc2_stretch = 1;
-             } else {
-          #ifdef DIRECTFB_CRTC2_DEBUG
-          printf("Not stretching image\n");
-          #endif
-        }
+                HIDDEN->mga_crtc2_stretch = 1;
+            } else {
+#ifdef DIRECTFB_CRTC2_DEBUG
+                printf("Not stretching image\n");
+#endif
+            }
 
-      /* Panning */
-      if (HIDDEN->c2framesize.w > HIDDEN->c2dsize.w)
-        HIDDEN->c2dsize.x = (HIDDEN->c2framesize.w - HIDDEN->c2dsize.w)  / 2;
-      else
-        HIDDEN->c2dsize.x = (HIDDEN->c2dsize.w - HIDDEN->c2framesize.w)  / 2;
+            /* Panning */
+            if (HIDDEN->c2framesize.w > HIDDEN->c2dsize.w)
+                HIDDEN->c2dsize.x =
+                    (HIDDEN->c2framesize.w - HIDDEN->c2dsize.w) / 2;
+            else
+                HIDDEN->c2dsize.x =
+                    (HIDDEN->c2dsize.w - HIDDEN->c2framesize.w) / 2;
 
-      if (HIDDEN->c2framesize.h > HIDDEN->c2dsize.h)
-        HIDDEN->c2dsize.y = (HIDDEN->c2framesize.h - HIDDEN->c2dsize.h)  / 2;
-      else
-        HIDDEN->c2dsize.y = (HIDDEN->c2dsize.h - HIDDEN->c2framesize.h)  / 2;
+            if (HIDDEN->c2framesize.h > HIDDEN->c2dsize.h)
+                HIDDEN->c2dsize.y =
+                    (HIDDEN->c2framesize.h - HIDDEN->c2dsize.h) / 2;
+            else
+                HIDDEN->c2dsize.y =
+                    (HIDDEN->c2dsize.h - HIDDEN->c2framesize.h) / 2;
 
-      #ifdef DIRECTFB_CRTC2_DEBUG
-    printf("CRTC2 position X: %d, Y: %d\n", HIDDEN->c2dsize.x, HIDDEN->c2dsize.y);
-      #endif
-   }
-  }
+#ifdef DIRECTFB_CRTC2_DEBUG
+            printf("CRTC2 position X: %d, Y: %d\n", HIDDEN->c2dsize.x,
+                   HIDDEN->c2dsize.y);
+#endif
+        }
+    }
 
-  return current;
+    return current;
 }
 
-static int DirectFB_AllocHWSurface(_THIS, SDL_Surface *surface)
+static int
+DirectFB_AllocHWSurface(_THIS, SDL_Surface * surface)
 {
-  DFBResult             ret;
-  DFBSurfaceDescription dsc;
+    DFBResult ret;
+    DFBSurfaceDescription dsc;
 
-  /*  fprintf(stderr, "SDL: DirectFB_AllocHWSurface (%dx%d@%d, flags: 0x%08x)\n",
-      surface->w, surface->h, surface->format->BitsPerPixel, surface->flags);*/
+    /*  fprintf(stderr, "SDL: DirectFB_AllocHWSurface (%dx%d@%d, flags: 0x%08x)\n",
+       surface->w, surface->h, surface->format->BitsPerPixel, surface->flags); */
 
-  if (surface->w < 8 || surface->h < 8)
-    return -1;
+    if (surface->w < 8 || surface->h < 8)
+        return -1;
 
-  /* fill surface description */
-  dsc.flags  = DSDESC_WIDTH | DSDESC_HEIGHT | DSDESC_PIXELFORMAT | DSDESC_CAPS;
-  dsc.width  = surface->w;
-  dsc.height = surface->h;
-  dsc.caps   = (surface->flags & SDL_DOUBLEBUF) ? DSCAPS_FLIPPING : 0;
+    /* fill surface description */
+    dsc.flags =
+        DSDESC_WIDTH | DSDESC_HEIGHT | DSDESC_PIXELFORMAT | DSDESC_CAPS;
+    dsc.width = surface->w;
+    dsc.height = surface->h;
+    dsc.caps = (surface->flags & SDL_DOUBLEBUF) ? DSCAPS_FLIPPING : 0;
 
-  /* find the right pixelformat */
-  dsc.pixelformat = SDLToDFBPixelFormat (surface->format);
-  if (dsc.pixelformat == DSPF_UNKNOWN)
-    return -1;
+    /* find the right pixelformat */
+    dsc.pixelformat = SDLToDFBPixelFormat(surface->format);
+    if (dsc.pixelformat == DSPF_UNKNOWN)
+        return -1;
 
-  /* Allocate the hardware acceleration data */
-  surface->hwdata = (struct private_hwdata *) SDL_calloc (1, sizeof(*surface->hwdata));
-  if (surface->hwdata == NULL)
-    {
-      SDL_OutOfMemory();
-      return -1;
+    /* Allocate the hardware acceleration data */
+    surface->hwdata =
+        (struct private_hwdata *) SDL_calloc(1, sizeof(*surface->hwdata));
+    if (surface->hwdata == NULL) {
+        SDL_OutOfMemory();
+        return -1;
     }
 
-  /* Create the surface */
-  ret = HIDDEN->dfb->CreateSurface (HIDDEN->dfb, &dsc, &surface->hwdata->surface);
-  if (ret)
-    {
-      SetDirectFBerror ("dfb->CreateSurface", ret);
-      free (surface->hwdata);
-      surface->hwdata = NULL;
-      return -1;
+    /* Create the surface */
+    ret =
+        HIDDEN->dfb->CreateSurface(HIDDEN->dfb, &dsc,
+                                   &surface->hwdata->surface);
+    if (ret) {
+        SetDirectFBerror("dfb->CreateSurface", ret);
+        free(surface->hwdata);
+        surface->hwdata = NULL;
+        return -1;
     }
 
-  surface->flags |= SDL_HWSURFACE | SDL_PREALLOC;
+    surface->flags |= SDL_HWSURFACE | SDL_PREALLOC;
 
-  return 0;
+    return 0;
 }
 
-static void DirectFB_FreeHWSurface(_THIS, SDL_Surface *surface)
+static void
+DirectFB_FreeHWSurface(_THIS, SDL_Surface * surface)
 {
-  if (surface->hwdata && HIDDEN->initialized)
-    {
-      surface->hwdata->surface->Release (surface->hwdata->surface);
-      free (surface->hwdata);
-      surface->hwdata = NULL;
+    if (surface->hwdata && HIDDEN->initialized) {
+        surface->hwdata->surface->Release(surface->hwdata->surface);
+        free(surface->hwdata);
+        surface->hwdata = NULL;
     }
 }
 
-static int DirectFB_CheckHWBlit(_THIS, SDL_Surface *src, SDL_Surface *dst)
+static int
+DirectFB_CheckHWBlit(_THIS, SDL_Surface * src, SDL_Surface * dst)
 {
-  /*  fprintf(stderr, "SDL: DirectFB_CheckHWBlit (src->hwdata: %p, dst->hwdata: %p)\n",
-      src->hwdata, dst->hwdata);*/
+    /*  fprintf(stderr, "SDL: DirectFB_CheckHWBlit (src->hwdata: %p, dst->hwdata: %p)\n",
+       src->hwdata, dst->hwdata); */
 
-  if (!src->hwdata || !dst->hwdata)
-    return 0;
+    if (!src->hwdata || !dst->hwdata)
+        return 0;
 
-  src->flags |= SDL_HWACCEL;
-  src->map->hw_blit = DirectFB_HWAccelBlit;
+    src->flags |= SDL_HWACCEL;
+    src->map->hw_blit = DirectFB_HWAccelBlit;
 
-  return 1;
+    return 1;
 }
 
-static int DirectFB_HWAccelBlit(SDL_Surface *src, SDL_Rect *srcrect,
-                                SDL_Surface *dst, SDL_Rect *dstrect)
+static int
+DirectFB_HWAccelBlit(SDL_Surface * src, SDL_Rect * srcrect,
+                     SDL_Surface * dst, SDL_Rect * dstrect)
 {
-  DFBSurfaceBlittingFlags flags = DSBLIT_NOFX;
+    DFBSurfaceBlittingFlags flags = DSBLIT_NOFX;
 
-  DFBRectangle sr = { srcrect->x, srcrect->y, srcrect->w, srcrect->h };
-  DFBRectangle dr = { dstrect->x, dstrect->y, dstrect->w, dstrect->h };
-
-  IDirectFBSurface *surface = dst->hwdata->surface;
+    DFBRectangle sr = { srcrect->x, srcrect->y, srcrect->w, srcrect->h };
+    DFBRectangle dr = { dstrect->x, dstrect->y, dstrect->w, dstrect->h };
 
-  if (src->flags & SDL_SRCCOLORKEY)
-    {
-      flags |= DSBLIT_SRC_COLORKEY;
-      DirectFB_SetHWColorKey (NULL, src, src->format->colorkey);
+    IDirectFBSurface *surface = dst->hwdata->surface;
+
+    if (src->flags & SDL_SRCCOLORKEY) {
+        flags |= DSBLIT_SRC_COLORKEY;
+        DirectFB_SetHWColorKey(NULL, src, src->format->colorkey);
     }
 
-  if (src->flags & SDL_SRCALPHA)
-    {
-      flags |= DSBLIT_BLEND_COLORALPHA;
-      surface->SetColor (surface, 0xff, 0xff, 0xff, src->format->alpha);
+    if (src->flags & SDL_SRCALPHA) {
+        flags |= DSBLIT_BLEND_COLORALPHA;
+        surface->SetColor(surface, 0xff, 0xff, 0xff, src->format->alpha);
     }
 
-  surface->SetBlittingFlags (surface, flags);
+    surface->SetBlittingFlags(surface, flags);
 
-  if (sr.w == dr.w && sr.h == dr.h)
-    surface->Blit (surface, src->hwdata->surface, &sr, dr.x, dr.y);
-  else
-    surface->StretchBlit (surface, src->hwdata->surface, &sr, &dr);
+    if (sr.w == dr.w && sr.h == dr.h)
+        surface->Blit(surface, src->hwdata->surface, &sr, dr.x, dr.y);
+    else
+        surface->StretchBlit(surface, src->hwdata->surface, &sr, &dr);
 
-  return 0;
+    return 0;
 }
 
-static int DirectFB_FillHWRect(_THIS, SDL_Surface *dst, SDL_Rect *dstrect, Uint32 color)
+static int
+DirectFB_FillHWRect(_THIS, SDL_Surface * dst, SDL_Rect * dstrect,
+                    Uint32 color)
 {
-  SDL_PixelFormat  *fmt     = dst->format;
-  IDirectFBSurface *surface = dst->hwdata->surface;
+    SDL_PixelFormat *fmt = dst->format;
+    IDirectFBSurface *surface = dst->hwdata->surface;
 
-  /* ugly */
-  surface->SetColor (surface,
-                     (color & fmt->Rmask) >> (fmt->Rshift - fmt->Rloss),
-                     (color & fmt->Gmask) >> (fmt->Gshift - fmt->Gloss),
-                     (color & fmt->Bmask) << (fmt->Bloss - fmt->Bshift), 0xFF);
-  surface->FillRectangle (surface, dstrect->x, dstrect->y, dstrect->w, dstrect->h);
+    /* ugly */
+    surface->SetColor(surface,
+                      (color & fmt->Rmask) >> (fmt->Rshift - fmt->Rloss),
+                      (color & fmt->Gmask) >> (fmt->Gshift - fmt->Gloss),
+                      (color & fmt->Bmask) << (fmt->Bloss - fmt->Bshift),
+                      0xFF);
+    surface->FillRectangle(surface, dstrect->x, dstrect->y, dstrect->w,
+                           dstrect->h);
 
-  return 0;
+    return 0;
 }
 
-static int DirectFB_SetHWColorKey(_THIS, SDL_Surface *src, Uint32 key)
+static int
+DirectFB_SetHWColorKey(_THIS, SDL_Surface * src, Uint32 key)
 {
-  SDL_PixelFormat  *fmt     = src->format;
-  IDirectFBSurface *surface = src->hwdata->surface;
+    SDL_PixelFormat *fmt = src->format;
+    IDirectFBSurface *surface = src->hwdata->surface;
 
-  if (fmt->BitsPerPixel == 8)
-    surface->SetSrcColorKeyIndex (surface, key);
-  else
-    /* ugly */
-    surface->SetSrcColorKey (surface,
-                             (key & fmt->Rmask) >> (fmt->Rshift - fmt->Rloss),
-                             (key & fmt->Gmask) >> (fmt->Gshift - fmt->Gloss),
-                             (key & fmt->Bmask) << (fmt->Bloss - fmt->Bshift));
+    if (fmt->BitsPerPixel == 8)
+        surface->SetSrcColorKeyIndex(surface, key);
+    else
+        /* ugly */
+        surface->SetSrcColorKey(surface,
+                                (key & fmt->Rmask) >> (fmt->Rshift -
+                                                       fmt->Rloss),
+                                (key & fmt->Gmask) >> (fmt->Gshift -
+                                                       fmt->Gloss),
+                                (key & fmt->Bmask) << (fmt->Bloss -
+                                                       fmt->Bshift));
 
-  return 0;
+    return 0;
 }
 
-static int DirectFB_SetHWAlpha(_THIS, SDL_Surface *surface, Uint8 alpha)
+static int
+DirectFB_SetHWAlpha(_THIS, SDL_Surface * surface, Uint8 alpha)
 {
-  return 0;
+    return 0;
 }
 
-static int DirectFB_FlipHWSurface(_THIS, SDL_Surface *surface)
+static int
+DirectFB_FlipHWSurface(_THIS, SDL_Surface * surface)
 {
-  if (HIDDEN->enable_mga_crtc2)
-    {
-       int rtn = surface->hwdata->surface->Flip (surface->hwdata->surface, NULL, 0);
-       if (HIDDEN->mga_crtc2_stretch)
-         HIDDEN->c2frame->StretchBlit(HIDDEN->c2frame, surface->hwdata->surface, &HIDDEN->c2ssize, &HIDDEN->c2dsize);
-       else
-         HIDDEN->c2frame->Blit(HIDDEN->c2frame, surface->hwdata->surface, NULL, HIDDEN->c2dsize.x, HIDDEN->c2dsize.y);
-     
-       HIDDEN->c2frame->Flip(HIDDEN->c2frame, NULL, DSFLIP_WAITFORSYNC);
-       return rtn;
-    } 
-  else 
-     return surface->hwdata->surface->Flip (surface->hwdata->surface, NULL, DSFLIP_WAITFORSYNC);
+    if (HIDDEN->enable_mga_crtc2) {
+        int rtn =
+            surface->hwdata->surface->Flip(surface->hwdata->surface, NULL,
+                                           0);
+        if (HIDDEN->mga_crtc2_stretch)
+            HIDDEN->c2frame->StretchBlit(HIDDEN->c2frame,
+                                         surface->hwdata->surface,
+                                         &HIDDEN->c2ssize, &HIDDEN->c2dsize);
+        else
+            HIDDEN->c2frame->Blit(HIDDEN->c2frame,
+                                  surface->hwdata->surface, NULL,
+                                  HIDDEN->c2dsize.x, HIDDEN->c2dsize.y);
+
+        HIDDEN->c2frame->Flip(HIDDEN->c2frame, NULL, DSFLIP_WAITFORSYNC);
+        return rtn;
+    } else
+        return surface->hwdata->surface->Flip(surface->hwdata->surface, NULL,
+                                              DSFLIP_WAITFORSYNC);
 }
 
-static int DirectFB_LockHWSurface(_THIS, SDL_Surface *surface)
+static int
+DirectFB_LockHWSurface(_THIS, SDL_Surface * surface)
 {
-  DFBResult  ret;
-  void      *data;
-  int        pitch;
+    DFBResult ret;
+    void *data;
+    int pitch;
 
-  ret = surface->hwdata->surface->Lock (surface->hwdata->surface,
-                                        DSLF_WRITE, &data, &pitch);
-  if (ret)
-    {
-      SetDirectFBerror ("surface->Lock", ret);
-      return -1;
+    ret = surface->hwdata->surface->Lock(surface->hwdata->surface,
+                                         DSLF_WRITE, &data, &pitch);
+    if (ret) {
+        SetDirectFBerror("surface->Lock", ret);
+        return -1;
     }
 
-  surface->pixels = data;
-  surface->pitch  = pitch;
+    surface->pixels = data;
+    surface->pitch = pitch;
+
+    return 0;
+}
 
-  return 0;
+static void
+DirectFB_UnlockHWSurface(_THIS, SDL_Surface * surface)
+{
+    surface->hwdata->surface->Unlock(surface->hwdata->surface);
+    surface->pixels = NULL;
 }
 
-static void DirectFB_UnlockHWSurface(_THIS, SDL_Surface *surface)
-{
-  surface->hwdata->surface->Unlock (surface->hwdata->surface);
-  surface->pixels = NULL;
-}
-
-static void DirectFB_DirectUpdate(_THIS, int numrects, SDL_Rect *rects)
+static void
+DirectFB_DirectUpdate(_THIS, int numrects, SDL_Rect * rects)
 {
-  if (HIDDEN->enable_mga_crtc2)
-    {
-       if (HIDDEN->mga_crtc2_stretch)
-         HIDDEN->c2frame->StretchBlit(HIDDEN->c2frame, this->screen->hwdata->surface, &HIDDEN->c2ssize, &HIDDEN->c2dsize); 
-       else
-         HIDDEN->c2frame->Blit(HIDDEN->c2frame, this->screen->hwdata->surface, NULL, HIDDEN->c2dsize.x, HIDDEN->c2dsize.y); 
+    if (HIDDEN->enable_mga_crtc2) {
+        if (HIDDEN->mga_crtc2_stretch)
+            HIDDEN->c2frame->StretchBlit(HIDDEN->c2frame,
+                                         this->screen->hwdata->surface,
+                                         &HIDDEN->c2ssize, &HIDDEN->c2dsize);
+        else
+            HIDDEN->c2frame->Blit(HIDDEN->c2frame,
+                                  this->screen->hwdata->surface, NULL,
+                                  HIDDEN->c2dsize.x, HIDDEN->c2dsize.y);
 
-       HIDDEN->c2frame->Flip(HIDDEN->c2frame, NULL, DSFLIP_WAITFORSYNC);
+        HIDDEN->c2frame->Flip(HIDDEN->c2frame, NULL, DSFLIP_WAITFORSYNC);
     }
 }
 
-static void DirectFB_WindowedUpdate(_THIS, int numrects, SDL_Rect *rects)
+static void
+DirectFB_WindowedUpdate(_THIS, int numrects, SDL_Rect * rects)
 {
-  DFBRegion         region;
-  int               i;
-  int               region_valid = 0;
-  IDirectFBSurface *surface = this->screen->hwdata->surface;
+    DFBRegion region;
+    int i;
+    int region_valid = 0;
+    IDirectFBSurface *surface = this->screen->hwdata->surface;
 
-  for (i=0; i<numrects; ++i)
-    {
-      int x2, y2;
+    for (i = 0; i < numrects; ++i) {
+        int x2, y2;
 
-      if ( ! rects[i].w ) /* Clipped? */
-        continue;
-
-      x2 = rects[i].x + rects[i].w - 1;
-      y2 = rects[i].y + rects[i].h - 1;
+        if (!rects[i].w)        /* Clipped? */
+            continue;
 
-      if (region_valid)
-        {
-          if (rects[i].x < region.x1)
-            region.x1 = rects[i].x;
+        x2 = rects[i].x + rects[i].w - 1;
+        y2 = rects[i].y + rects[i].h - 1;
 
-          if (rects[i].y < region.y1)
-            region.y1 = rects[i].y;
+        if (region_valid) {
+            if (rects[i].x < region.x1)
+                region.x1 = rects[i].x;
 
-          if (x2 > region.x2)
-            region.x2 = x2;
+            if (rects[i].y < region.y1)
+                region.y1 = rects[i].y;
 
-          if (y2 > region.y2)
-            region.y2 = y2;
-        }
-      else
-        {
+            if (x2 > region.x2)
+                region.x2 = x2;
+
+            if (y2 > region.y2)
+                region.y2 = y2;
+        } else {
             region.x1 = rects[i].x;
             region.y1 = rects[i].y;
             region.x2 = x2;
@@ -1033,137 +1049,130 @@
         }
     }
 
-  if (region_valid)
-    {
-      if (HIDDEN->enable_mga_crtc2)
-        {
-          if (HIDDEN->mga_crtc2_stretch)
-            HIDDEN->c2frame->StretchBlit(HIDDEN->c2frame, surface, &HIDDEN->c2ssize, &HIDDEN->c2dsize);
-          else
-            HIDDEN->c2frame->Blit(HIDDEN->c2frame, surface, NULL, HIDDEN->c2dsize.x, HIDDEN->c2dsize.y); 
-      
-          HIDDEN->c2frame->Flip(HIDDEN->c2frame, NULL, DSFLIP_WAITFORSYNC);
-        }
-      else 
-        surface->Flip (surface, &region, DSFLIP_WAITFORSYNC);
+    if (region_valid) {
+        if (HIDDEN->enable_mga_crtc2) {
+            if (HIDDEN->mga_crtc2_stretch)
+                HIDDEN->c2frame->StretchBlit(HIDDEN->c2frame, surface,
+                                             &HIDDEN->c2ssize,
+                                             &HIDDEN->c2dsize);
+            else
+                HIDDEN->c2frame->Blit(HIDDEN->c2frame, surface, NULL,
+                                      HIDDEN->c2dsize.x, HIDDEN->c2dsize.y);
+
+            HIDDEN->c2frame->Flip(HIDDEN->c2frame, NULL, DSFLIP_WAITFORSYNC);
+        } else
+            surface->Flip(surface, &region, DSFLIP_WAITFORSYNC);
     }
 }
 
-int DirectFB_SetColors(_THIS, int firstcolor, int ncolors, SDL_Color *colors)
+int
+DirectFB_SetColors(_THIS, int firstcolor, int ncolors, SDL_Color * colors)
 {
-  IDirectFBPalette *palette = this->screen->hwdata->palette;
+    IDirectFBPalette *palette = this->screen->hwdata->palette;
 
-  if (!palette)
-    return 0;
+    if (!palette)
+        return 0;
 
-  if (firstcolor > 255)
-    return 0;
+    if (firstcolor > 255)
+        return 0;
 
-  if (firstcolor + ncolors > 256)
-    ncolors = 256 - firstcolor;
+    if (firstcolor + ncolors > 256)
+        ncolors = 256 - firstcolor;
 
-  if (ncolors > 0)
-    {
-      int      i;
-      DFBColor entries[ncolors];
+    if (ncolors > 0) {
+        int i;
+        DFBColor entries[ncolors];
 
-      for (i=0; i<ncolors; i++)
-        {
-          entries[i].a = 0xff;
-          entries[i].r = colors[i].r;
-          entries[i].g = colors[i].g;
-          entries[i].b = colors[i].b;
+        for (i = 0; i < ncolors; i++) {
+            entries[i].a = 0xff;
+            entries[i].r = colors[i].r;
+            entries[i].g = colors[i].g;
+            entries[i].b = colors[i].b;
         }
 
-      palette->SetEntries (palette, entries, ncolors, firstcolor);
+        palette->SetEntries(palette, entries, ncolors, firstcolor);
     }
 
-  return 1;
+    return 1;
 }
-	
-void DirectFB_VideoQuit(_THIS)
+
+void
+DirectFB_VideoQuit(_THIS)
 {
-  struct DirectFBEnumRect *rect    = enumlist;
+    struct DirectFBEnumRect *rect = enumlist;
 
-  if (this->screen && this->screen->hwdata)
-    {
-      IDirectFBSurface        *surface = this->screen->hwdata->surface;
-      IDirectFBPalette        *palette = this->screen->hwdata->palette;
+    if (this->screen && this->screen->hwdata) {
+        IDirectFBSurface *surface = this->screen->hwdata->surface;
+        IDirectFBPalette *palette = this->screen->hwdata->palette;
 
-      if (palette)
-        palette->Release (palette);
+        if (palette)
+            palette->Release(palette);
 
-      if (surface)
-        surface->Release (surface);
+        if (surface)
+            surface->Release(surface);
 
-      this->screen->hwdata->surface = NULL;
-      this->screen->hwdata->palette = NULL;
+        this->screen->hwdata->surface = NULL;
+        this->screen->hwdata->palette = NULL;
     }
 
-  if (HIDDEN->c2frame)
-    {
-      HIDDEN->c2frame->Release (HIDDEN->c2frame);
-      HIDDEN->c2frame = NULL;
-    }
-
-  if (HIDDEN->eventbuffer)
-    {
-      HIDDEN->eventbuffer->Release (HIDDEN->eventbuffer);
-      HIDDEN->eventbuffer = NULL;
+    if (HIDDEN->c2frame) {
+        HIDDEN->c2frame->Release(HIDDEN->c2frame);
+        HIDDEN->c2frame = NULL;
     }
 
-  if (HIDDEN->c2layer)
-    {
-      HIDDEN->c2layer->Release (HIDDEN->c2layer);
-      HIDDEN->c2layer = NULL;
+    if (HIDDEN->eventbuffer) {
+        HIDDEN->eventbuffer->Release(HIDDEN->eventbuffer);
+        HIDDEN->eventbuffer = NULL;
     }
 
-  if (HIDDEN->layer)
-    {
-      HIDDEN->layer->Release (HIDDEN->layer);
-      HIDDEN->layer = NULL;
+    if (HIDDEN->c2layer) {
+        HIDDEN->c2layer->Release(HIDDEN->c2layer);
+        HIDDEN->c2layer = NULL;
     }
 
-  if (HIDDEN->dfb)
-    {
-      HIDDEN->dfb->Release (HIDDEN->dfb);
-      HIDDEN->dfb = NULL;
+    if (HIDDEN->layer) {
+        HIDDEN->layer->Release(HIDDEN->layer);
+        HIDDEN->layer = NULL;
     }
 
-  /* Free video mode list */
-  if (HIDDEN->modelist)
-    {
-      free (HIDDEN->modelist);
-      HIDDEN->modelist = NULL;
+    if (HIDDEN->dfb) {
+        HIDDEN->dfb->Release(HIDDEN->dfb);
+        HIDDEN->dfb = NULL;
     }
 
-  /* Free mode enumeration list */
-  while (rect)
-    {
-      struct DirectFBEnumRect *next = rect->next;
-      free (rect);
-      rect = next;
+    /* Free video mode list */
+    if (HIDDEN->modelist) {
+        free(HIDDEN->modelist);
+        HIDDEN->modelist = NULL;
     }
-  enumlist = NULL;
 
-  HIDDEN->initialized = 0;
+    /* Free mode enumeration list */
+    while (rect) {
+        struct DirectFBEnumRect *next = rect->next;
+        free(rect);
+        rect = next;
+    }
+    enumlist = NULL;
+
+    HIDDEN->initialized = 0;
 }
 
 
-int DirectFB_ShowWMCursor(_THIS, WMcursor *cursor)
+int
+DirectFB_ShowWMCursor(_THIS, WMcursor * cursor)
 {
-  /* We can only hide or show the default cursor */
-  if ( cursor == NULL )
-    {
-      HIDDEN->layer->SetCursorOpacity(HIDDEN->layer, 0x00);
+    /* We can only hide or show the default cursor */
+    if (cursor == NULL) {
+        HIDDEN->layer->SetCursorOpacity(HIDDEN->layer, 0x00);
+    } else {
+        HIDDEN->layer->SetCursorOpacity(HIDDEN->layer, 0xFF);
     }
-    else
-    {
-      HIDDEN->layer->SetCursorOpacity(HIDDEN->layer, 0xFF);
-    }
-  return 1;
+    return 1;
 }
 
-void DirectFB_FinalQuit(void) 
+void
+DirectFB_FinalQuit(void)
 {
 }
+
+/* vi: set ts=4 sw=4 expandtab: */