X-Git-Url: https://notaz.gp2x.de/cgi-bin/gitweb.cgi?p=fceu.git;a=blobdiff_plain;f=drivers%2Fgp2x_test%2Fminimal.c;h=d2a8982c0528e34b8208db63dcb44d97bea5e022;hp=793af74cc2c74f08291107e7cd61f49402928b21;hb=7b356ee3dc5d7e54d9dc06c413f84380d1044441;hpb=32a0f49f4d70fe79def8718ec0b4e2460d629d6c

diff --git a/drivers/gp2x_test/minimal.c b/drivers/gp2x_test/minimal.c
index 793af74..d2a8982 100644
--- a/drivers/gp2x_test/minimal.c
+++ b/drivers/gp2x_test/minimal.c
@@ -84,7 +84,7 @@ void gp2x_video_setpalette(int *pal, int len)
 }
 
 
-void gp2x_video_RGB_setscaling(int ln_offs, int W, int H)
+void gp2x_video_RGB_setscaling(int W, int H)
 {
 }
 
@@ -199,9 +199,9 @@ void gp2x_init(void)
 {
 	printf("entering init()\n"); fflush(stdout);
 
-	gp2x_screen = malloc(320*240*2);
+	gp2x_screen = malloc(320*240*2 + 32);
 	if(gp2x_screen == NULL) return;
-	memset(gp2x_screen, 0, 320*240*2);
+	memset(gp2x_screen, 0, 320*240*2 + 32);
 
 	if(SDL_Init(SDL_INIT_NOPARACHUTE))
 	{
@@ -283,7 +283,14 @@ void spend_cycles(int c)
 	usleep(c/200);
 }
 
+/* don't scale, just convert */
 void soft_scale(void *dst, unsigned short *pal, int line_offs, int lines)
 {
+	unsigned char *src = (unsigned char *)dst + (line_offs + lines) * 320;
+	unsigned short *dest = (unsigned short *)dst + (line_offs + lines) * 320;
+	int count = lines*320;
+
+	while (count--)
+		*(--dest) = pal[*(--src)];
 }