codal_port/microbit_soundeffect: Add WAVE,FX,INTER constants.

Signed-off-by: Damien George <[email protected]>

Author: dpgeorge

src/codal_port/microbit_soundeffect.c

@@ -282,7 +282,28 @@ STATIC void microbit_soundeffect_attr(mp_obj_t self_in, qstr attr, mp_obj_t *des
     }
 }
 
+// Note: these locals are only accessible as SoundEffect.xxx, because
+// microbit_soundeffect_attr handles attribute lookups on instances.
 STATIC const mp_rom_map_elem_t microbit_soundeffect_locals_dict_table[] = {
+    // Class constants.
+    #define C(NAME) { MP_ROM_QSTR(MP_QSTR_ ## NAME), MP_ROM_INT(SOUND_EFFECT_ ## NAME) }
+
+    C(WAVE_SINE),
+    C(WAVE_SAWTOOTH),
+    C(WAVE_TRIANGLE),
+    C(WAVE_SQUARE),
+    C(WAVE_NOISE),
+
+    C(INTER_LINEAR),
+    C(INTER_CURVE),
+    C(INTER_LOG),
+
+    C(FX_NONE),
+    C(FX_TREMOLO),
+    C(FX_VIBRATO),
+    C(FX_WARBLE),
+
+    #undef C
 };
 STATIC MP_DEFINE_CONST_DICT(microbit_soundeffect_locals_dict, microbit_soundeffect_locals_dict_table);