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-rw-r--r--include/gba/defines.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/include/gba/defines.h b/include/gba/defines.h
index 5c07347ce..1eed6303d 100644
--- a/include/gba/defines.h
+++ b/include/gba/defines.h
@@ -39,6 +39,9 @@
#define BG_CHAR_ADDR(n) (BG_VRAM + (BG_CHAR_SIZE * (n)))
#define BG_SCREEN_ADDR(n) (BG_VRAM + (BG_SCREEN_SIZE * (n)))
+#define BG_TILE_H_FLIP(n) (0x400 + (n))
+#define BG_TILE_V_FLIP(n) (0x800 + (n))
+
// text-mode BG
#define OBJ_VRAM0 (VRAM + 0x10000)
#define OBJ_VRAM0_SIZE 0x8000