Add an interface to set a B-Format buffer's layout and scaling

1 files changed, 15 insertions, 0 deletions

diff --git a/alc/inprogext.h b/alc/inprogext.h
index ad3ea288..d1890e70 100644
--- a/alc/inprogext.h
+++ b/alc/inprogext.h
@@ -77,6 +77,21 @@ AL_API void AL_APIENTRY alGetPointervSOFT(ALenum pname, void **values);
 #define AL_EFFECTSLOT_TARGET_SOFT                0xf000
 #endif
 
+#ifndef AL_SOFT_bformat_ex
+#define AL_SOFT_bformat_ex
+#define AL_AMBISONIC_LAYOUT_SOFT                 0x1997
+#define AL_AMBISONIC_SCALING_SOFT                0x1998
+
+/* Ambisonic layouts */
+#define AL_FUMA_SOFT                             0x0000
+#define AL_ACN_SOFT                              0x0001
+
+/* Ambisonic scalings (normalization) */
+/*#define AL_FUMA_SOFT*/
+#define AL_SN3D_SOFT                             0x0001
+#define AL_N3D_SOFT                              0x0002
+#endif
+
 #ifdef __cplusplus
 } /* extern "C" */
 #endif