Audio system overhaul for support of multiple audio drivers.

src/xenia/apu/xaudio2/xaudio2_audio_driver.h

@@ -0,0 +1,54 @@
+/**
+ ******************************************************************************
+ * Xenia : Xbox 360 Emulator Research Project                                 *
+ ******************************************************************************
+ * Copyright 2013 Ben Vanik. All rights reserved.                             *
+ * Released under the BSD license - see LICENSE in the root for more details. *
+ ******************************************************************************
+ */
+
+#ifndef XENIA_APU_XAUDIO2_XAUDIO2_AUDIO_DRIVER_H_
+#define XENIA_APU_XAUDIO2_XAUDIO2_AUDIO_DRIVER_H_
+
+#include <xenia/core.h>
+
+#include <xenia/apu/audio_driver.h>
+#include <xenia/apu/xaudio2/xaudio2_apu-private.h>
+
+#include <xaudio2.h>
+
+
+namespace xe {
+namespace apu {
+namespace xaudio2 {
+
+
+class XAudio2AudioDriver : public AudioDriver {
+public:
+  XAudio2AudioDriver(Emulator* emulator, HANDLE wait);
+  virtual ~XAudio2AudioDriver();
+
+  virtual void Initialize();
+  virtual void SubmitFrame(uint32_t frame_ptr);
+  virtual void Shutdown();
+
+private:
+  IXAudio2* audio_;
+  IXAudio2MasteringVoice* mastering_voice_;
+  IXAudio2SourceVoice* pcm_voice_;
+  static const int frame_channels_ = 6;
+  static const int channel_samples_ = 256;
+  float frame_[frame_channels_ * channel_samples_];
+  HANDLE wait_handle_;
+
+  class VoiceCallback;
+  VoiceCallback* voice_callback_;
+};
+
+
+}  // namespace xaudio2
+}  // namespace apu
+}  // namespace xe
+
+
+#endif  // XENIA_APU_XAUDIO2_XAUDIO2_AUDIO_DRIVER_H_