cgame: Correct mouse yaw direction when player is flying and looking …

…vertically

source/cgame/cg_snapshot.c

@@ -186,6 +186,14 @@ static void CG_TransitionSnapshot( void ) {
 		}
 	}
 
+	// BFP - When the player is flying and looking vertically, 
+	// adjust the mouse's yaw direction to prevent the player from 
+	// looking in the incorrect horizontal direction
+	if ( cg.refdefViewAngles[PITCH] <= -100 || cg.refdefViewAngles[PITCH] >= 100 ) {
+		trap_SendConsoleCommand( "seta m_yaw -0.022" );
+	} else {
+		trap_SendConsoleCommand( "seta m_yaw 0.022" );
+	}
 }