16/32 Bit Per Pixel Resolution

src/configuration.c

@@ -48,6 +48,7 @@ game_init ()
     debug = 0;
     gfx.res.x = 640;
     gfx.res.y = 480;
+	gfx.bpp = 16;
     bman.fieldsize.x = 25;
     bman.fieldsize.y = 17;
     sprintf (bman.datapath, "data/bomberclone.gfx");
@@ -144,6 +145,9 @@ ReadConfig ()
         if (!strcmp (keyword, "fullscreen")) {
             gfx.fullscreen = atoi (value);
         }
+        if (!strcmp (keyword, "bitsperpixel")) {
+            gfx.bpp = atoi (value);
+        }
         if (!strcmp (keyword, "ai_family")) {
             bman.net_ai_family = atoi (value);
         }
@@ -198,6 +202,8 @@ WriteConfig ()
     fprintf (config, "debug=%d\n", debug);
     fprintf (config, "selectplayer=%d\n", bman.selectplayer);
     fprintf (config, "playername=%s\n", bman.playername);
+    fprintf (config, "bitsperpixel=%d\n", gfx.bpp);
+	
     fclose (config);
     return 0;
 }
@@ -214,7 +220,8 @@ change_res ()
         {2, "800x600"},
         {3, "1024x768"},
         {4, "1280x1024"},
-        {5, "Return To Configuration Menu"},
+		{5, "BPP"},
+        {6, "Return To Configuration Menu"},
         {-1, ""}
     };
     while (1) {
@@ -223,6 +230,10 @@ change_res ()
         else
             sprintf (menu[0].text, "Enable Full Screen");
 
+		if (gfx.bpp == 16)
+			sprintf (menu[5].text, "16 Bit Per Pixel");
+		else
+			sprintf (menu[5].text, "32 Bit Per Pixel");
 		
         menuselect = menu_loop ("Video Options", menu, menuselect);
 
@@ -250,7 +261,13 @@ change_res ()
             gfx.res.x = 1280;
             gfx.res.y = 1024;
             break;
-        case (5):              // Return
+		case (5):
+			if (gfx.bpp == 16)
+				gfx.bpp = 32;
+			else
+				gfx.bpp = 16;
+			break;
+        case (6):              // Return
             menuselect = -1;
             break;
         }

src/gfx.c

@@ -495,10 +495,10 @@ void gfx_game_shutdown () {
 /* init the whole GFX Part */
 void gfx_init () {
 	if (gfx.fullscreen)
-		gfx.screen = SDL_SetVideoMode (gfx.res.x, gfx.res.y, 16,
+		gfx.screen = SDL_SetVideoMode (gfx.res.x, gfx.res.y, gfx.bpp,
                           SDL_SWSURFACE | SDL_DOUBLEBUF | SDL_HWACCEL | SDL_FULLSCREEN);
 	else
-		gfx.screen = SDL_SetVideoMode (gfx.res.x, gfx.res.y, 16,
+		gfx.screen = SDL_SetVideoMode (gfx.res.x, gfx.res.y, gfx.bpp,
                           SDL_SWSURFACE | SDL_DOUBLEBUF | SDL_HWACCEL);
 
     if (gfx.screen == NULL) {

src/gfx.h

@@ -33,6 +33,7 @@ struct __gfx {
 	SDL_Surface *screen;
 	_point res;		// resolution
 	_point block;	// block size
+	short int bpp;  // bits per pixel
 	
     unsigned char fullscreen;