X-Git-Url: http://git.mutantstargoat.com/user/nuclear/?a=blobdiff_plain;f=src%2Fpolyfill.c;h=911b1d7922264d725174178a7be9735585d58291;hb=09ff9fd9a87d495d8c2d55203af89d0f651b5d3a;hp=5b7098726ecf64b837f9959850f4d3f5d19bd1a4;hpb=ff8e2d7dab918d2e303f941fad00dee6bb80544e;p=gbajam22

diff --git a/src/polyfill.c b/src/polyfill.c
index 5b70987..911b1d7 100644
--- a/src/polyfill.c
+++ b/src/polyfill.c
@@ -21,9 +21,9 @@ along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 static unsigned char *fb;
 static int fbwidth, fbheight;
-static short scantab[2][160] __attribute__((section(".iwram")));
+static short scantab[2][160];
 
-void polyfill_framebuffer(unsigned char *ptr, int w, int h)
+void polyfill_framebuffer(void *ptr, int w, int h)
 {
 	fb = ptr;
 	fbwidth = w;
@@ -34,6 +34,7 @@ void polyfill_framebuffer(unsigned char *ptr, int w, int h)
 #define VPREV(p)	((p) == varr ? vlast : (p) - 1)
 #define VSUCC(p, side)	((side) == 0 ? VNEXT(p) : VPREV(p))
 
+ARM_IWRAM
 void polyfill_flat(struct pvertex *varr, int vnum, unsigned char col)
 {
 	int i, line, top, bot;
@@ -87,6 +88,9 @@ void polyfill_flat(struct pvertex *varr, int vnum, unsigned char col)
 		}
 	}
 
+	if(top < 0) top = 0;
+	if(bot >= fbheight) bot = fbheight - 1;
+
 	fbptr = fb + top * fbwidth;
 	for(i=top; i<=bot; i++) {
 		start = scantab[0][i];