Add sound.dig

src/game.cpp

@@ -2250,10 +2250,18 @@ void the_game(
 						params = getDigParams(nodedef->get(n).groups, tp);
 				}
 				
-				if(params.main_group != ""){
-					soundmaker.m_player_leftpunch_sound.gain = 0.5;
-					soundmaker.m_player_leftpunch_sound.name =
-							std::string("default_dig_") + params.main_group;
+				SimpleSoundSpec sound_dig = nodedef->get(n).sound_dig;
+				if(sound_dig.exists()){
+					if(sound_dig.name == "__group"){
+						if(params.main_group != ""){
+							soundmaker.m_player_leftpunch_sound.gain = 0.5;
+							soundmaker.m_player_leftpunch_sound.name =
+									std::string("default_dig_") +
+											params.main_group;
+						}
+					} else{
+						soundmaker.m_player_leftpunch_sound = sound_dig;
+					}
 				}
 
 				float dig_time_complete = 0.0;

src/nodedef.cpp

@@ -156,6 +156,7 @@ void ContentFeatures::reset()
 	legacy_facedir_simple = false;
 	legacy_wallmounted = false;
 	sound_footstep = SimpleSoundSpec();
+	sound_dig = SimpleSoundSpec("__group");
 	sound_dug = SimpleSoundSpec();
 }
 
@@ -204,6 +205,7 @@ void ContentFeatures::serialize(std::ostream &os)
 	writeU8(os, legacy_facedir_simple);
 	writeU8(os, legacy_wallmounted);
 	serializeSimpleSoundSpec(sound_footstep, os);
+	serializeSimpleSoundSpec(sound_dig, os);
 	serializeSimpleSoundSpec(sound_dug, os);
 }
 
@@ -258,6 +260,7 @@ void ContentFeatures::deSerialize(std::istream &is)
 	legacy_wallmounted = readU8(is);
 	try{
 		deSerializeSimpleSoundSpec(sound_footstep, is);
+		deSerializeSimpleSoundSpec(sound_dig, is);
 		deSerializeSimpleSoundSpec(sound_dug, is);
 	}catch(SerializationError &e) {};
 }

src/nodedef.h

@@ -203,6 +203,7 @@ struct ContentFeatures
 
 	// Sound properties
 	SimpleSoundSpec sound_footstep;
+	SimpleSoundSpec sound_dig;
 	SimpleSoundSpec sound_dug;
 
 	/*

src/scriptapi.cpp

@@ -1062,6 +1062,9 @@ static ContentFeatures read_content_features(lua_State *L, int index)
 		lua_getfield(L, -1, "footstep");
 		read_soundspec(L, -1, f.sound_footstep);
 		lua_pop(L, 1);
+		lua_getfield(L, -1, "dig");
+		read_soundspec(L, -1, f.sound_dig);
+		lua_pop(L, 1);
 		lua_getfield(L, -1, "dug");
 		read_soundspec(L, -1, f.sound_dug);
 		lua_pop(L, 1);