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[gba_blender] / src / gbaregs.h

diff --git a/src/gbaregs.h b/src/gbaregs.h
index a85b814..e54e801 100644 (file)
--- a/src/gbaregs.h
+++ b/src/gbaregs.h
@@ -225,6 +225,24 @@ along with this program.  If not, see <https://www.gnu.org/licenses/>.
 #define BGCNT_SZ_TX_512X512            BGCNT_SZ(3)
 #define BGCNT_SZ_RS_1024X1024  BGCNT_SZ(3)
 
+/* REG_BLDCNT bits */
+#define BLDCNT_A_BG0           0x0001
+#define BLDCNT_A_BG1           0x0002
+#define BLDCNT_A_BG2           0x0004
+#define BLDCNT_A_BG3           0x0008
+#define BLDCNT_A_OBJ           0x0010
+#define BLDCNT_A_BACKDROP      0x0020
+#define BLDCNT_B_BG0           0x0100
+#define BLDCNT_B_BG1           0x0200
+#define BLDCNT_B_BG2           0x0400
+#define BLDCNT_B_BG3           0x0800
+#define BLDCNT_B_OBJ           0x1000
+#define BLDCNT_B_BACKDROP      0x2000
+
+#define BLDCNT_ALPHA           0x0040
+#define BLDCNT_BRIGHTEN                0x0080
+#define BLDCNT_DARKEN          0x00c0
+
 /* REG_IF bits */
 #define IF_VBLANK              0x0001
 #define IF_HBLANK              0x0002