X-Git-Url: http://git.mutantstargoat.com/user/nuclear/?a=blobdiff_plain;f=src%2Fgamescr.c;fp=src%2Fgamescr.c;h=cc089f22a8f0326272de7b0c67f56657b61b4287;hb=53c0ee3332822465be7dcf923ca3c6445076b555;hp=383ea9da590b0963a09ab46a840e694a3b10f5cb;hpb=f32400a0517cbcd4a37d38884fcb72d3d51fa75c;p=gbajam22

diff --git a/src/gamescr.c b/src/gamescr.c
index 383ea9d..cc089f2 100644
--- a/src/gamescr.c
+++ b/src/gamescr.c
@@ -68,6 +68,7 @@ static int32_t xform_sa, xform_ca;	/* for viewport bank/zoom */
 static int xform_s;
 
 static short vblcount;
+static void *prev_iwram_top;
 
 
 static inline void xform_pixel(int *xp, int *yp);
@@ -84,6 +85,8 @@ static int gamescr_start(void)
 	uint8_t *cptr;
 	struct enemy *enemy;
 
+	prev_iwram_top = iwram_sbrk(0);
+
 	gba_setmode(4, DISPCNT_BG2 | DISPCNT_OBJ | DISPCNT_FB1);
 
 	vblperf_setcolor(0);
@@ -169,6 +172,7 @@ endspawn:
 
 static void gamescr_stop(void)
 {
+	iwram_brk(prev_iwram_top);
 }
 
 static void gamescr_frame(void)
@@ -219,8 +223,9 @@ static void update(void)
 
 	update_keyb();
 
-	if(KEYPRESS(BN_SELECT)) {
-		vox_quality ^= 1;
+	if(KEYPRESS(BN_START)) {
+		/* TODO pause menu */
+		change_screen(find_screen("menu"));
 	}
 
 	if(keystate) {
@@ -386,8 +391,6 @@ static void gamescr_vblank(void)
 	REG_BG2PC = -sa;
 	REG_BG2PD = ca;
 
-	keystate = ~REG_KEYINPUT;
-
 	if((keystate & (BN_LEFT | BN_RIGHT)) == 0) {
 		if(bank) {
 			bank -= bankdir << 4;