[Gc-linux-cvs] libsdl/src/video/gc SDL_gcvideo.c,1.1.1.1,1.2

[<he...@us...>]

Update of /cvsroot/gc-linux/libsdl/src/video/gc
In directory sc8-pr-cvs1.sourceforge.net:/tmp/cvs-serv2754/src/video/gc

Modified Files:
	SDL_gcvideo.c 
Log Message:
Clear the upper and lower bands in pal50 mode.


Index: SDL_gcvideo.c
===================================================================
RCS file: /cvsroot/gc-linux/libsdl/src/video/gc/SDL_gcvideo.c,v
retrieving revision 1.1.1.1
retrieving revision 1.2
diff -u -d -r1.1.1.1 -r1.2
--- SDL_gcvideo.c	23 Jun 2005 18:18:33 -0000	1.1.1.1
+++ SDL_gcvideo.c	23 Jun 2005 19:08:16 -0000	1.2
@@ -74,6 +74,9 @@
 static void GC_UpdateRectRGB24(_THIS, SDL_Rect * rect, int pitch);
 static void GC_UpdateRectRGB32(_THIS, SDL_Rect * rect, int pitch);
 
+
+#define GC_BLACK 0x00800080
+
 /* GC driver bootstrap functions */
 
 static int GC_Available(void)
@@ -369,6 +372,7 @@
 	Uint32 Rmask;
 	Uint32 Gmask;
 	Uint32 Bmask;
+	Uint32 *p, *q;
 
 	GC_DPRINTF("Setting %dx%d %dbpp mode\n", width, height, bpp);
 
@@ -393,6 +397,17 @@
 	/* hack to center 640x480 resolution on PAL cubes */
 	if (vinfo.xres == 640 && vinfo.yres == 576) {
 		mapped_offset = ((576 - 480) / 2) * 640 * ((bpp + 7) / 8);
+		
+		p = (Uint32 *)mapped_mem;
+		q = (Uint32 *)(mapped_mem + mapped_offset);
+		while (p < q)
+			*p++ = GC_BLACK;
+
+		q = (Uint32 *)(mapped_mem + mapped_memlen);
+		p = (Uint32 *)(mapped_mem + mapped_memlen - mapped_offset);
+		while (p < q)
+			*p++ = GC_BLACK;
+
 	} else {
 		mapped_offset = 0;
 	}
@@ -626,7 +641,7 @@
 
 	/* fast path, thanks to bohdy */
 	if (!(rgb1 | rgb2)) {
-		return 0x10801080;	/* black, black */
+		return GC_BLACK;	/* black, black */
 	}
 
 	if (rgb1 == rgb2) {
@@ -855,7 +870,7 @@
 		int left =
 		    (_this->screen->pitch * _this->screen->h) / sizeof(Uint32);
 		while (left--) {
-			*rowp++ = 0x00800080;
+			*rowp++ = GC_BLACK;
 		}
 		if (_this->screen->pixels != NULL) {
 			/* already freed above */