{"id":1040,"date":"2026-06-11T13:45:08","date_gmt":"2026-06-11T13:45:08","guid":{"rendered":"https:\/\/pbraudio.org\/?page_id=1040"},"modified":"2026-06-11T16:00:54","modified_gmt":"2026-06-11T16:00:54","slug":"pbraudioray","status":"publish","type":"page","link":"https:\/\/pbraudio.org\/index.php\/pbraudioray\/","title":{"rendered":"pbrAudioRay"},"content":{"rendered":"\n

Ray-Traced Acoustic Render<\/strong><\/strong> Engine<\/strong><\/h1>\n\n\n\n
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pbrAudioRay<\/strong> is the core acoustic rendering engine behind the pbrAudio suite: a powerful, offline ray-tracing engine that simulates how sound wave behaves in complex 3D environments. It doesn\u2019t just play audio; it computes<\/em> it, using geometric acoustics to model reflection, absorption, scattering, transmission, diffraction, and Doppler effects with physical accuracy.<\/p>\n\n\n\n

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Why pbrAudioRay<\/em><\/strong><\/em><\/strong>?<\/h1>\n\n\n\n

For too long, sound design has been a post-production afterthought manual, static, and disconnected from the physics of the scene. pbrAudioRay<\/strong> takes your static or animated 3D scene and computes how sound propagates through it. <\/p>\n\n\n\n

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It supports moving sources, moving listeners, and deforming objects, making it ideal for film, animation and archviz. Whether you\u2019re rendering a whisper in a cathedral or an explosion in a collapsing building, it delivers audio that respects the physics of your scene.<\/p>\n<\/div>\n<\/div>\n\n\n\n

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From quick previews to production-grade renders, pbrAudioRay<\/strong> adapts. The output is a fully spatialized, multichannel ambisonic tracks that matches the geometry and materials of your virtual world.<\/p>\n<\/div>\n\n\n\n

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Key Features<\/h1>\n\n\n\n

Physically based ray tracing:<\/em> using EmbreeX \u00a0built on the high-performance ray tracing library developed at Intel.<\/p>\n\n\n\n

Frequency-dependent acoustics:<\/em> with configurable bands per octave from 5 Hz to more than 24 kHz.<\/p>\n\n\n\n

Dynamic scene support:<\/em> for moving sources, listeners, and animated meshes.<\/p>\n\n\n\n

Ambisonic output:<\/em> up to second order for true full-sphere surround sound\u00a0results.<\/p>\n\n\n\n

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Get Started<\/h1>\n\n\n\n

Clone the repository, explore the render engine, and start rendering the sound of your scene.<\/p>\n\n\n\n

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Download<\/a><\/div>\n\n\n\n
Get Source<\/a><\/div>\n<\/div>\n\n\n\n

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Ray-Traced Acoustic Render Engine pbrAudioRay is the core acoustic rendering engine behind the pbrAudio suite: a powerful, offline ray-tracing engine that simulates how sound wave behaves in complex 3D environments. It doesn\u2019t just play audio; it computes it, using geometric acoustics to model reflection, absorption, scattering, transmission, diffraction, and Doppler effects with physical accuracy. Why … <\/p>\n

Continue reading “pbrAudioRay”<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-1040","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/pbraudio.org\/index.php\/wp-json\/wp\/v2\/pages\/1040","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/pbraudio.org\/index.php\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/pbraudio.org\/index.php\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/pbraudio.org\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/pbraudio.org\/index.php\/wp-json\/wp\/v2\/comments?post=1040"}],"version-history":[{"count":8,"href":"https:\/\/pbraudio.org\/index.php\/wp-json\/wp\/v2\/pages\/1040\/revisions"}],"predecessor-version":[{"id":1055,"href":"https:\/\/pbraudio.org\/index.php\/wp-json\/wp\/v2\/pages\/1040\/revisions\/1055"}],"wp:attachment":[{"href":"https:\/\/pbraudio.org\/index.php\/wp-json\/wp\/v2\/media?parent=1040"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}