Add Booming voice trait that increases yelling volume (CleverRaven#52143

)

* added Booming Voice trait for Public Speaking hobby

Co-authored-by: Maleclypse <[email protected]>

data/json/hobbies.json

@@ -275,7 +275,8 @@
     "name": "Public Speaking",
     "description": "You were an incredibly social individual.",
     "points": 1,
-    "skills": [ { "level": 3, "name": "speech" } ]
+    "skills": [ { "level": 3, "name": "speech" } ],
+    "traits": [ "BOOMING_VOICE" ]
   },
   {
     "type": "profession",

data/json/mutations/mutations.json

@@ -7724,5 +7724,13 @@
     "description": "Your ability to feel or express emotion has been greatly hampered.",
     "category": [ "MEDICAL" ],
     "threshreq": [ "THRESH_MEDICAL" ]
+  },
+  {
+    "type": "mutation",
+    "id": "BOOMING_VOICE",
+    "name": { "str": "Booming Voice" },
+    "points": 0,
+    "description": "You know how to project your voice.  You are able to shout much louder than the average person.",
+    "valid": false
   }
 ]

src/character.cpp

@@ -266,6 +266,7 @@ static const bionic_id afs_bio_linguistic_coprocessor( "afs_bio_linguistic_copro
 
 static const trait_id trait_BADTEMPER( "BADTEMPER" );
 static const trait_id trait_BIRD_EYE( "BIRD_EYE" );
+static const trait_id trait_BOOMING_VOICE( "BOOMING_VOICE" );
 static const trait_id trait_CEPH_VISION( "CEPH_VISION" );
 static const trait_id trait_CHEMIMBALANCE( "CHEMIMBALANCE" );
 static const trait_id trait_CHLOROMORPH( "CHLOROMORPH" );
@@ -6200,6 +6201,9 @@ int Character::get_shout_volume() const
         base = 15;
         shout_multiplier = 3;
     }
+    if( has_trait( trait_BOOMING_VOICE ) ) {
+        base += 10;
+    }
 
     // You can't shout without your face
     if( has_trait( trait_PROF_FOODP ) && !( is_wearing( itype_id( "foodperson_mask" ) ) ||