<function name="GetSoundInterests" parent="ENTITY" type="hook"> <added>2021.06.09</added> <description>Called every second to poll the sound hint interests of this SNPC. This is used in conjunction with other sound hint functions, such as <page>sound.EmitHint</page> and <page>NPC:GetBestSoundHint</page>. <note>This hook only exists for `ai` type SENTs</note> </description> <realm>Server</realm> <rets> <ret name="types" type="number">A bitflag representing which sound types this NPC wants to react to. See <page text="SOUND_ enums">Enums/SOUND</page>.</ret> </rets> </function> ⤶ <example>⤶ <description>React to player footstep sounds.</description>⤶ <code>⤶ function ENT:GetSoundInterests( )⤶ return SOUND_WORLD + SOUND_PLAYER ⤶ end⤶ </code>⤶ ⤶ </example>