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-rw-r--r--include/gba/io_reg.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/include/gba/io_reg.h b/include/gba/io_reg.h
index c20b69886..df79b084d 100644
--- a/include/gba/io_reg.h
+++ b/include/gba/io_reg.h
@@ -576,6 +576,9 @@
#define WINOUT_WINOBJ_OBJ (1 << 12)
#define WINOUT_WINOBJ_CLR (1 << 13)
+#define WIN_RANGE(a, b) (((a) << 8) | (b))
+#define WIN_RANGE2(a, b) ((b) | ((a) << 8))
+
// BLDCNT
// Bits 0-5 select layers for the 1st target
#define BLDCNT_TGT1_BG0 (1 << 0)