{"schemaVersion":1,"record":{"key":"mechanic/voice-audio--family-12","type":"mechanic","id":"voice-audio--family-12","lang":"en","title":"Sound-source localization and tracking","summary":"The player locates a source and its movement through spatial sound. Estimating its position helps select an action.","updatedAt":"2026-10-22","status":"active","url":"https://gamemechanics.pro/en/knowledge/mechanic/voice-audio--family-12/","jsonUrl":"https://gamemechanics.pro/api/v1/knowledge/en/mechanic/voice-audio--family-12.json","markdownUrl":"https://gamemechanics.pro/content/knowledge/en/mechanic/voice-audio--family-12.md","aliases":["Sound-source localization"],"tags":["Voice and sound","Hearing as perception"],"sourceIds":["source-1d7348475e94799f","source-0ae3ecd831aa3143","source-2d05ad449c749c75","source-52301c3226d81f2b"],"sources":[{"id":"source-1d7348475e94799f","title":"A Blind Legend","url":"https://www.dowino.com/realisations/serious-game-ablindlegend/","verifiedAt":null},{"id":"source-0ae3ecd831aa3143","title":"The Vale: Shadow of the Crown","url":"https://falling-squirrel.itch.io/the-vale","verifiedAt":null},{"id":"source-2d05ad449c749c75","title":"Blind Drive","url":"https://blinddrivegame.com/press/sheet.php?p=blind_drive","verifiedAt":null},{"id":"source-52301c3226d81f2b","title":"Blind Drive","url":"https://apps.apple.com/us/app/blind-drive/id964294239?uo=4","verifiedAt":null}],"sections":[{"id":"principle","title":"How it works","body":"Determine where sound comes from and how its source moves."},{"id":"variants","title":"Variants","body":"### Position\n\n<a id=\"family-12-branch-1\"></a>\n\n- Distinguish left, right, front and rear sources. <a id=\"family-12-branch-1-variant-1\"></a>\n- Estimate approach and retreat through changing sound. <a id=\"family-12-branch-1-variant-2\"></a>\n- Distinguish near and distant sources through specified acoustic cues. <a id=\"family-12-branch-1-variant-3\"></a>\n- Determine height with suitable spatial audio. <a id=\"family-12-branch-1-variant-4\"></a>\n\n### Movement\n\n<a id=\"family-12-branch-2\"></a>\n\n- Track a moving source. <a id=\"family-12-branch-2-variant-1\"></a>\n- Predict a trajectory from a sound sequence. <a id=\"family-12-branch-2-variant-2\"></a>\n- Distinguish source movement from one's own movement. <a id=\"family-12-branch-2-variant-3\"></a>\n- Catch the moment an object crosses a target zone. <a id=\"family-12-branch-2-variant-4\"></a>\n\n### Multiple sources\n\n<a id=\"family-12-branch-3\"></a>\n\n- Separate simultaneously sounding objects. <a id=\"family-12-branch-3-variant-1\"></a>\n- Select the nearest or most dangerous target. <a id=\"family-12-branch-3-variant-2\"></a>\n- Match a source to its voice or sound signature. <a id=\"family-12-branch-3-variant-3\"></a>\n- Locate a source from several listening positions. <a id=\"family-12-branch-3-variant-4\"></a>"},{"id":"context","title":"Context and limits","body":"A working design-space map: 27 families, 81 branches and 324 variants. Voice control, audio-based play and communication can combine or exist separately. Released-game examples support particular techniques; supplementary combinations are design proposals."}],"relations":[],"placements":[{"catalogId":"voice-audio","id":"family-12","title":"Voice and sound","url":"https://gamemechanics.pro/en/mechanics/voice-audio/#family-12","categoryIds":["hearing"]}],"supersededBy":[],"attributes":{"preview":{"updatedAt":"2026-10-22","title":"Sound-source localization","description":"The player locates a source and its movement through spatial sound. Estimating its position helps select an action.","image":{"src":"images/mechanics/sensor-blind-drive-3.webp","width":1440,"height":810,"game":"Blind Drive","sourceUrl":"https://apps.apple.com/us/app/blind-drive/id964294239?uo=4","originalUrl":"https://is1-ssl.mzstatic.com/image/thumb/PurpleSource114/v4/49/64/a2/4964a27a-e780-a9da-8191-19c8a4ba92f9/9636f08b-efd0-4ea7-b5e6-2b0cbb80d34c_3.jpg/1440x1080bb.jpg","credit":"Giori Politi","rights":"© Giori Politi. Developer-distributed App Store screenshot. All rights reserved; excluded from MIT and CC BY 4.0.","caption":"Blind Drive: a limited display, with key threats communicated through sound","alt":"Blind Drive: a limited display, with key threats communicated through sound","markers":[{"x":49,"y":58,"label":"The road situation must be reconstructed through sound"}]},"tips":["Offer channel testing and an alternative to stereo hearing."],"examples":[{"title":"Blind Drive","url":"https://apps.apple.com/us/app/blind-drive/id964294239?uo=4"}]}},"endsAt":null,"provenance":"Original taxonomy adapted from user-selected design discussions; linked sources support specific examples, not the whole classification.","license":"CC-BY-4.0","codeLicense":"MIT","attribution":"gamemechanics.pro contributors","catalogKey":"catalog/voice-audio"}}