From 010b3e9b73793b5eec2672e095062da29da907fd Mon Sep 17 00:00:00 2001
From: Jesse Luehrs <doy@tozt.net>
Date: Wed, 8 Oct 2014 15:53:31 -0400
Subject: don't draw the snake when on the title screen

---
 main.s | 13 ++++++++++++-
 1 file changed, 12 insertions(+), 1 deletion(-)

diff --git a/main.s b/main.s
index 33c73b2..65902fe 100644
--- a/main.s
+++ b/main.s
@@ -147,9 +147,13 @@ NMI:
   PHA
 
   LDA game_state
+  BEQ reset_sprites
   CMP #$01
-  BNE end_nmi
+  BEQ draw_head
+  CMP #$02
+  BEQ end_nmi
 
+draw_head:
   LDA head_y
   STA $0200
   LDA #$00
@@ -158,7 +162,14 @@ NMI:
   STA $0202
   LDA head_x
   STA $0203
+  JMP do_dmi
 
+reset_sprites:
+  LDA #$FE
+  STA $0200
+  STA $0203
+
+do_dmi:
   LDA #$00
   STA $2003
   LDA #$02
-- 
cgit v1.2.3-54-g00ecf