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Diffstat (limited to 'StarsEx/SoundCard.cpp')
-rw-r--r-- | StarsEx/SoundCard.cpp | 103 |
1 files changed, 103 insertions, 0 deletions
diff --git a/StarsEx/SoundCard.cpp b/StarsEx/SoundCard.cpp new file mode 100644 index 0000000..1e54cce --- /dev/null +++ b/StarsEx/SoundCard.cpp @@ -0,0 +1,103 @@ +/* Starshatter: The Open Source Project + Copyright (c) 2021-2022, Starshatter: The Open Source Project Contributors + Copyright (c) 2011-2012, Starshatter OpenSource Distribution Contributors + Copyright (c) 1997-2006, Destroyer Studios LLC. + + AUTHOR: John DiCamillo + + + OVERVIEW + ======== + Abstract sound card class +*/ + +#include <mutex> + +#include "SoundCard.h" +#include "Sound.h" + +// +--------------------------------------------------------------------+ + +DWORD WINAPI SoundCardUpdateProc(LPVOID link); + +// +--------------------------------------------------------------------+ + +SoundCard::SoundCard() +: status(SC_UNINITIALIZED), hthread(0), shutdown(false) +{ + DWORD thread_id = 0; + hthread = CreateThread(0, 4096, SoundCardUpdateProc, + (LPVOID) this, 0, &thread_id); +} + +// +--------------------------------------------------------------------+ + +SoundCard::~SoundCard() +{ + shutdown = true; + + WaitForSingleObject(hthread, 500); + CloseHandle(hthread); + hthread = 0; + + sounds.destroy(); + status = SC_UNINITIALIZED; +} + +// +--------------------------------------------------------------------+ + +DWORD WINAPI SoundCardUpdateProc(LPVOID link) +{ + SoundCard* card = (SoundCard*) link; + + if (card) + return card->UpdateThread(); + + return (DWORD) E_POINTER; +} + +// +--------------------------------------------------------------------+ + +DWORD +SoundCard::UpdateThread() +{ + while (!shutdown) { + Update(); + Sleep(50); + } + + return 0; +} + +// +--------------------------------------------------------------------+ + +void +SoundCard::Update() +{ + const std::lock_guard<std::mutex> lock(sync); + + ListIter<Sound> iter = sounds; + while (++iter) { + Sound* s = iter.value(); + + s->Update(); + + if (s->GetStatus() == Sound::DONE && + !(s->GetFlags() & Sound::LOCKED)) { + + delete iter.removeItem(); + } + } +} + +// +--------------------------------------------------------------------+ + +void +SoundCard::AddSound(Sound* s) +{ + const std::lock_guard<std::mutex> lock(sync); + + if (!sounds.contains(s)) + sounds.append(s); +} + |