Minor window/bg cleanup

2021-02-18 10:00:07 -05:00
parent 02c1fbd733
commit d62f89b20c
6 changed files with 56 additions and 54 deletions
--- a/include/gba/defines.h
+++ b/include/gba/defines.h
@@ -50,6 +50,8 @@
 #define BG_TILE_H_FLIP(n) (0x400 + (n))
 #define BG_TILE_V_FLIP(n) (0x800 + (n))

+#define NUM_BACKGROUNDS 4
+
 // text-mode BG
 #define OBJ_VRAM0      (VRAM + 0x10000)
 #define OBJ_VRAM0_SIZE 0x8000