feat(audio): Audio System — SDL3 streaming, spatial 2D, SFX pool (RF4.8)#62
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feat(audio): Audio System — SDL3 streaming, spatial 2D, SFX pool (RF4.8)#62
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… audio - Add AudioComponents.hpp: AudioClip and AudioEmitter structs (no SDL3 dep) - Add AudioSystem.hpp: AudioSource (SDL_AudioStream RAII) and AudioSystem with SFX pool, registerClip, playSFX/playSFXAt, spatial volume/pan math, master volume/pause, update loop (CF_HAS_SDL3 guarded) - Add test_audio.cpp: 22 tests covering defaults, init, spatial math, pool - Update Caffeine.hpp with audio includes - Update tests/CMakeLists.txt to compile test_audio.cpp under SDL3_FOUND - Update docs/fase4/audio.md (status ✅, API rewrite) and README.md
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LyeZinho
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Summary
AudioComponents.hpp(always compiled) andAudioSystem.hpp(SDL3-guarded)test_audio.cppcovering defaults, init, spatial math, and pool stateFiles
src/audio/AudioComponents.hppAudioClip,AudioEmitterstructssrc/audio/AudioSystem.hppAudioSource(SDL_AudioStream RAII),AudioSystemtests/test_audio.cppsrc/Caffeine.hpptests/CMakeLists.txttest_audio.cppadded to SDL3 blockdocs/fase4/audio.mddocs/fase4/README.mdDesign Notes
AudioSourceis non-copyable (ownsSDL_AudioStream*), move-onlyregisterClip()takes raw PCM data — no file I/O, safe in headless CIinit()returnsfalsegracefully when no audio device is available; all ops are no-opsleftGain = vol * (1 - max(0, pan)),rightGain = vol * (1 + min(0, pan))init()— zero allocation at runtime