X-Git-Url: http://git.mutantstargoat.com/user/nuclear/?a=blobdiff_plain;f=src%2Fdemo.c;h=77c3e807c352faca0011cba70e08edec2dd7f8c0;hb=7cffbf057545fb303ad8f53e432ef42f7708e16d;hp=8ad984cd0a9c187e891b5640c87c18702da0cba0;hpb=c912e59b898fe1ac461a1468e4a2e1937de286d7;p=dosdemo

diff --git a/src/demo.c b/src/demo.c
index 8ad984c..77c3e80 100644
--- a/src/demo.c
+++ b/src/demo.c
@@ -30,6 +30,9 @@ float sball_matrix[] = {1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1};
 static unsigned long nframes;
 static int con_active;
 
+extern uint16_t loading_pixels[];	/* data.asm */
+
+
 int demo_init(int argc, char **argv)
 {
 	struct screen *scr;
@@ -45,6 +48,12 @@ int demo_init(int argc, char **argv)
 		return -1;
 	}
 
+	/* reuse the loading image as our back buffer.
+	 * adjust fb_pixels to leave 4 pixels guard band top/bottom. We have enough
+	 * space since the loading image is 8 pixels taller.
+	 */
+	fb_pixels = loading_pixels + 320 * 4;
+
 	con_init();
 	initFpsFonts();