moflib-1.0/moflib/moflib/mof/sound/DirectSoundDevice.cpp

   1 #pragma once
   2 #include <mof/sound/DirectSoundDevice.hpp>
   3 #include <dsound.h>
   4 #include <mof/ConsoleIO.hpp>
   5
   6
   7 namespace mof
   8 {
   9 namespace sound
  10 {
  11 //{{{ constructor
  12                 DirectSoundDevice::DirectSoundDevice(HWND hWnd)
  13                         : pSound_(NULL), primary_buffer_(NULL)
  14                 {
  15                         HRESULT hr;
  16
  17                         hr = DirectSoundCreate8( NULL, &pSound_, NULL );
  18                         if( FAILED( hr ) ){
  19                                 *ConsoleOut::getInstance() << _T("Failed --- CreateDirectSound");
  20                                 return;
  21                         }
  22
  23                         if( FAILED(hr = pSound_->SetCooperativeLevel( hWnd, DSSCL_PRIORITY ))) {
  24                                 throw std::runtime_error("failed to set cooperative level");
  25                         }
  26
  27                         DSBUFFERDESC desc;
  28                         ZeroMemory(&desc, sizeof(desc));
  29                         desc.dwSize = sizeof(desc);
  30                         desc.dwFlags = DSBCAPS_PRIMARYBUFFER;
  31                         desc.dwBufferBytes = 0;// バッファサイズは自動設定される
  32                         desc.lpwfxFormat = NULL;
  33                         if (FAILED(hr = pSound_->CreateSoundBuffer(&desc, &primary_buffer_, NULL))) {
  34                                 throw std::runtime_error("failed to create a primary buffer");
  35                         }
  36
  37                         // バッファサイズを得る
  38                         DSBCAPS caps;
  39                         caps.dwSize = sizeof(DSBCAPS);
  40                         primary_buffer_->GetCaps(&caps);
  41                         DEBUG_PRINT("primary size" << caps.dwBufferBytes);
  42
  43                         primary_buffer_->Play(0, 0xffffffff, DSBPLAY_LOOPING);
  44                 }
  45 //}}}
  46 //{{{ destructor
  47                 DirectSoundDevice::~DirectSoundDevice()
  48                 {
  49                         primary_buffer_->Release();
  50                         pSound_->Release();
  51                 }
  52 //}}}
  53 //{{{ raw
  54                 LPDIRECTSOUND8 DirectSoundDevice::raw() const {return pSound_;}
  55 //}}}
  56 //{{{ primary_buffer_
  57                 LPDIRECTSOUNDBUFFER DirectSoundDevice::primary_buffer() const {return primary_buffer_;}
  58 //}}}
  59 }// sound
  60 }// mof