1 files changed, 127 insertions, 0 deletions
diff --git a/Stars45/SoundCard.cpp b/Stars45/SoundCard.cpp
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+++ b/Stars45/SoundCard.cpp
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+/*  Starshatter OpenSource Distribution
+    Copyright (c) 1997-2004, Destroyer Studios LLC.
+    All Rights Reserved.
+
+    Redistribution and use in source and binary forms, with or without
+    modification, are permitted provided that the following conditions are met:
+
+    * Redistributions of source code must retain the above copyright notice,
+      this list of conditions and the following disclaimer.
+    * Redistributions in binary form must reproduce the above copyright notice,
+      this list of conditions and the following disclaimer in the documentation
+      and/or other materials provided with the distribution.
+    * Neither the name "Destroyer Studios" nor the names of its contributors
+      may be used to endorse or promote products derived from this software
+      without specific prior written permission.
+
+    THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+    AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+    IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+    ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
+    LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+    CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+    SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+    INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+    CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+    ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+    POSSIBILITY OF SUCH DAMAGE.
+
+    SUBSYSTEM:    nGenEx.lib
+    FILE:         SoundCard.cpp
+    AUTHOR:       John DiCamillo
+
+
+    OVERVIEW
+    ========
+    Abstract sound card class
+*/
+
+#include "MemDebug.h"
+#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()
+{
+    AutoThreadSync a(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)
+{
+    AutoThreadSync a(sync);
+
+    if (!sounds.contains(s))
+    sounds.append(s);
+}
+