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5d3cd64a2585d4240fd9ac17917af05aa7ee326a
Client/Library/dxx8/samples/Multimedia/DirectMusic/AudioFX/audiofx.cpp
LGram16 e067522598 Initial commit: ROW Client source code 
Game client codebase including:
- CharacterActionControl: Character and creature management
- GlobalScript: Network, items, skills, quests, utilities
- RYLClient: Main client application with GUI and event handlers
- Engine: 3D rendering engine (RYLGL)
- MemoryManager: Custom memory allocation
- Library: Third-party dependencies (DirectX, boost, etc.)
- Tools: Development utilities

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>
2025-11-29 16:24:34 +09:00

1455 lines
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//-----------------------------------------------------------------------------
// File: AudioFX.cpp
//
// Desc: Sample to demonstrate soundFX and parameters with DirectMusic
//
//
// Copyright ( c ) 1998-2001 Microsoft Corporation. All rights reserved.
//-----------------------------------------------------------------------------
#define STRICT
#include <windows.h>
#include <basetsd.h>
#include <mmsystem.h>
#include <mmreg.h>
#include <dxerr8.h>
#include <dsound.h>
#include <cguid.h>
#include <commctrl.h>
#include <commdlg.h>
#include <dsound.h>
#include <stdio.h>
#include <tchar.h>
#include "DMUtil.h"
#include "DSUtil.h"
#include "DXUtil.h"
#include "resource.h"
//-----------------------------------------------------------------------------
// Function-prototypes
//-----------------------------------------------------------------------------
INT_PTR CALLBACK MainDlgProc( HWND hDlg, UINT msg, WPARAM wParam, LPARAM lParam );
VOID OnInitDialog( HWND hDlg );
VOID OnOpenSoundFile( HWND hDlg );
HRESULT OnPlaySound( HWND hDlg );
VOID OnEffectChanged( HWND hDlg );
HRESULT ValidateFile( HWND hDlg, TCHAR* strFileName );
HRESULT CreateAndFillBuffer( HWND hDlg, DWORD dwCreationFlags );
VOID SetBufferOptions( LONG lFrequency, LONG lPakn, LONG lVolume );
VOID EnablePlayUI( HWND hDlg, BOOL bEnable );
HRESULT ProcessDirectMusicMessages( HWND hDlg );
VOID LoadParameterUI ( HWND hDlg, DWORD dwFXType );
VOID ResetParameterUI ( HWND hDlg );
//-----------------------------------------------------------------------------
// Name: enum ESFXType
// Desc: each is a unique identifier mapped to a DirectSoundFX
//-----------------------------------------------------------------------------
enum ESFXType
{
eSFX_chorus = 0,
eSFX_compressor,
eSFX_distortion,
eSFX_echo,
eSFX_flanger,
eSFX_gargle,
eSFX_parameq,
eSFX_reverb,
// number of enumerated effects
eNUM_SFX
};
//-----------------------------------------------------------------------------
// Name: class CSoundFXManager
// Desc: Takes care of effects for one DirectSoundBuffer
//-----------------------------------------------------------------------------
class CSoundFXManager
{
public:
CSoundFXManager();
~CSoundFXManager();
public: // interface
HRESULT Initialize ( IDirectMusicAudioPath8 * pAudioPath8, BOOL bLoadDefaultParamValues );
HRESULT UnInitialize ();
HRESULT SetFXEnable( DWORD esfxType );
HRESULT ActivateFX();
HRESULT DisableAllFX();
HRESULT LoadCurrentFXParameters();
public: // members
LPDIRECTSOUNDFXCHORUS8 m_lpChorus;
LPDIRECTSOUNDFXCOMPRESSOR8 m_lpCompressor;
LPDIRECTSOUNDFXDISTORTION8 m_lpDistortion;
LPDIRECTSOUNDFXECHO8 m_lpEcho;
LPDIRECTSOUNDFXFLANGER8 m_lpFlanger;
LPDIRECTSOUNDFXGARGLE8 m_lpGargle;
LPDIRECTSOUNDFXPARAMEQ8 m_lpParamEq;
LPDIRECTSOUNDFXWAVESREVERB8 m_lpReverb;
DSFXChorus m_paramsChorus;
DSFXCompressor m_paramsCompressor;
DSFXDistortion m_paramsDistortion;
DSFXEcho m_paramsEcho;
DSFXFlanger m_paramsFlanger;
DSFXGargle m_paramsGargle;
DSFXParamEq m_paramsParamEq;
DSFXWavesReverb m_paramsReverb;
LPDIRECTSOUNDBUFFER8 m_lpDSB8;
IDirectMusicAudioPath8 * m_pAudioPath;
protected:
DSEFFECTDESC m_rgFxDesc[eNUM_SFX];
const GUID * m_rgRefGuids[eNUM_SFX];
LPVOID * m_rgPtrs[eNUM_SFX];
BOOL m_rgLoaded[eNUM_SFX];
DWORD m_dwNumFX;
HRESULT EnableGenericFX( GUID guidSFXClass, REFGUID rguidInterface, LPVOID * ppObj );
HRESULT LoadDefaultParamValues();
};
//-----------------------------------------------------------------------------
// defines and global variables
//-----------------------------------------------------------------------------
#define DEFAULT_SLIDER_MIN 1
#define DEFAULT_SLIDER_MAX 0x7FFFFF
#define DEFAULT_SLIDER_INC DEFAULT_SLIDER_MAX >> 11
CMusicManager * g_lpMusicManager = NULL;
CMusicSegment * g_pSegment = NULL;
CSoundFXManager * g_lpFXManager = NULL;
HINSTANCE g_hInst = NULL;
TCHAR g_strFileName[MAX_PATH];
DWORD g_dwCurrentFXType = eSFX_chorus;
HANDLE g_hDMusicMessageEvent = NULL;
const TCHAR * g_strFXNames[] = { "Chorus", "Compressor", "Distortion", "Echo",
"Flanger", "Gargle", "Param Eq", "Reverb" };
//-----------------------------------------------------------------------------
// Name: WinMain()
// Desc: Entry point for the application. Since we use a simple dialog for
// user interaction we don't need to pump messages.
//-----------------------------------------------------------------------------
INT APIENTRY WinMain( HINSTANCE hInst, HINSTANCE hPrevInst, LPSTR pCmdLine, INT nCmdShow )
{
HWND hDlg = NULL;
BOOL bDone = FALSE;
int nExitCode;
HRESULT hr;
DWORD dwResult;
MSG msg;
g_hInst = hInst;
CoInitialize( NULL );
// Init the common control dll
InitCommonControls();
// Display the main dialog box.
hDlg = CreateDialog( hInst, MAKEINTRESOURCE(IDD_MAIN), NULL, MainDlgProc );
ShowWindow( hDlg, nCmdShow );
UpdateWindow( hDlg );
while( !bDone )
{
dwResult = MsgWaitForMultipleObjects( 1, &g_hDMusicMessageEvent,
FALSE, INFINITE, QS_ALLEVENTS );
switch( dwResult )
{
case WAIT_OBJECT_0 + 0:
// g_hDPMessageEvent is signaled, so there are
// DirectPlay messages available
if( FAILED( hr = ProcessDirectMusicMessages( hDlg ) ) )
{
DXTRACE_ERR( TEXT("ProcessDirectMusicMessages"), hr );
return FALSE;
}
break;
case WAIT_OBJECT_0 + 1:
// Windows messages are available
while( PeekMessage( &msg, NULL, 0, 0, PM_REMOVE ) )
{
if( !IsDialogMessage( hDlg, &msg ) )
{
TranslateMessage( &msg );
DispatchMessage( &msg );
}
if( msg.message == WM_QUIT )
{
nExitCode = (int)msg.wParam;
bDone = TRUE;
DestroyWindow( hDlg );
}
}
break;
}
}
CoUninitialize();
return nExitCode;
}
//-----------------------------------------------------------------------------
// Name: MainDlgProc()
// Desc: Handles dialog messages
//-----------------------------------------------------------------------------
INT_PTR CALLBACK MainDlgProc( HWND hDlg, UINT msg, WPARAM wParam, LPARAM lParam )
{
HRESULT hr;
switch( msg )
{
case WM_COMMAND:
switch( LOWORD(wParam) )
{
case IDOK:
case IDCANCEL:
PostQuitMessage( 0 );
break;
case IDC_BUTTON_OPEN:
OnOpenSoundFile( hDlg );
break;
case IDC_BUTTON_PLAY:
if( FAILED( hr = OnPlaySound( hDlg ) ) )
{
DXTRACE_ERR( TEXT("OnPlaySound"), hr );
MessageBox( hDlg, "Error playing DirectSound buffer."
"Sample will now exit.", "DirectSound Sample",
MB_OK | MB_ICONERROR );
EndDialog( hDlg, IDABORT );
}
break;
case IDC_BUTTON_STOP:
if( g_pSegment )
g_pSegment->Stop();
EnablePlayUI( hDlg, TRUE );
SetDlgItemText( hDlg, IDC_TEXT_STATUS, TEXT("Sound stopped.") );
break;
case IDC_RADIO_TRIANGLE:
case IDC_RADIO_SQUARE:
case IDC_RADIO_SINE:
case IDC_RADIO_NEG_180:
case IDC_RADIO_NEG_90:
case IDC_RADIO_ZERO:
case IDC_RADIO_90:
case IDC_RADIO_180:
OnEffectChanged( hDlg );
break;
default:
if( LOWORD( wParam ) >= IDC_RADIO_CHORUS &&
LOWORD( wParam ) <= IDC_RADIO_REVERB )
{
g_dwCurrentFXType = LOWORD( wParam ) - IDC_RADIO_CHORUS;
LoadParameterUI( hDlg, g_dwCurrentFXType );
}
else
return FALSE; // Didn't handle message
}
break;
case WM_INITDIALOG:
OnInitDialog( hDlg );
break;
case WM_NOTIFY:
{
//LPNMHDR pnmh = ( LPNMHDR ) lParam;
//if( pnmh->code >= IDC_SLIDER1 && pnmh->code <= IDC_SLIDER6 )
//{
OnEffectChanged( hDlg );
//}
break;
}
case WM_DESTROY:
// Cleanup everything
CloseHandle( g_hDMusicMessageEvent );
SAFE_DELETE( g_lpFXManager );
SAFE_DELETE( g_pSegment );
SAFE_DELETE( g_lpMusicManager );
break;
default:
return FALSE; // Didn't handle message
}
return TRUE; // Handled message
}
//-----------------------------------------------------------------------------
// Name: OnInitDialog()
// Desc: Initializes the dialogs (sets up UI controls, etc.)
//-----------------------------------------------------------------------------
VOID OnInitDialog( HWND hDlg )
{
HRESULT hr;
HICON hIcon = LoadIcon( g_hInst, MAKEINTRESOURCE( IDI_ICON ) );
SendMessage( hDlg, WM_SETICON, ICON_BIG, ( LPARAM ) hIcon );
SendMessage( hDlg, WM_SETICON, ICON_SMALL, ( LPARAM ) hIcon );
// create a DirectMusicManager
g_lpMusicManager = new CMusicManager();
g_lpFXManager = new CSoundFXManager();
// create a music manager with 128 performance channels, stereo (not shared)
if( FAILED( hr = g_lpMusicManager->Initialize( hDlg, 128, DMUS_APATH_DYNAMIC_STEREO ) ) )
{
DXTRACE_ERR( TEXT("Initialize"), hr );
MessageBox( hDlg, "Error initializing DirectSound. Sample will now exit.",
"DirectSound Sample", MB_OK | MB_ICONERROR );
PostQuitMessage( 0 );
return;
}
// Register segment notification, to know when segment stopped
g_hDMusicMessageEvent = CreateEvent( NULL, FALSE, FALSE, NULL );
GUID guid = GUID_NOTIFICATION_SEGMENT;
IDirectMusicPerformance * pPerf = g_lpMusicManager->GetPerformance();
pPerf->AddNotificationType( guid );
pPerf->SetNotificationHandle( g_hDMusicMessageEvent, 0 );
// Load default file
TCHAR strFile[MAX_PATH];
GetWindowsDirectory( strFile, MAX_PATH );
lstrcat( strFile, "\\media\\ding.wav" );
if( FAILED( hr = ValidateFile( hDlg, strFile ) ) )
{
// Set the UI controls
SetDlgItemText( hDlg, IDC_TEXT_FILENAME, TEXT("") );
SetDlgItemText( hDlg, IDC_TEXT_STATUS, TEXT("No file loaded.") );
EnableWindow( GetDlgItem( hDlg, IDC_BUTTON_PLAY ), FALSE );
EnableWindow( GetDlgItem( hDlg, IDC_BUTTON_STOP ), FALSE );
return;
}
if( SUCCEEDED( hr = g_lpMusicManager->CreateSegmentFromFile( &g_pSegment, g_strFileName, TRUE, FALSE ) ) )
{
g_lpFXManager->Initialize( g_lpMusicManager->GetDefaultAudioPath(), TRUE );
// reset the manager so nothing is enabled - the parameters retained, however
g_lpFXManager->UnInitialize();
SAFE_DELETE( g_pSegment );
}
// set UI defaults
CheckDlgButton( hDlg, IDC_CHECK_LOOP, BST_CHECKED );
CheckRadioButton( hDlg, IDC_RADIO_CHORUS, IDC_RADIO_REVERB, IDC_RADIO_CHORUS );
LoadParameterUI( hDlg, g_dwCurrentFXType );
EnablePlayUI( hDlg, TRUE );
}
//-----------------------------------------------------------------------------
// Name: OnPlaySound()
// Desc: User hit the "Play" button
//-----------------------------------------------------------------------------
HRESULT OnPlaySound( HWND hDlg )
{
HRESULT hr;
DWORD i;
BOOL bLooped = ( IsDlgButtonChecked( hDlg, IDC_CHECK_LOOP ) == BST_CHECKED );
// Free any previous sound and FXs
g_lpFXManager->DisableAllFX();
SAFE_DELETE( g_pSegment );
g_lpMusicManager->CollectGarbage();
// For DirectMusic must know if the file is a standard MIDI file or not
// in order to load the correct instruments.
BOOL bMidiFile = FALSE;
if( strstr( g_strFileName, ".mid" ) != NULL ||
strstr( g_strFileName, ".rmi" ) != NULL )
{
bMidiFile = TRUE;
}
// Since the user can change the focus before the sound is played,
// we need to create the sound buffer every time the play button is pressed
// Load the segment file into a DirectMusicSegment buffer
if( FAILED( hr = g_lpMusicManager->CreateSegmentFromFile( &g_pSegment, g_strFileName,
TRUE, bMidiFile ) ) )
{
// Not a critical failure, so just update the status
DXTRACE_ERR_NOMSGBOX( TEXT("Create"), hr );
SetDlgItemText( hDlg, IDC_TEXT_STATUS, TEXT("Could not load the segment file.") );
return S_FALSE;
}
g_lpFXManager->Initialize( g_lpMusicManager->GetDefaultAudioPath(), FALSE );
for( i = IDC_CHECK_CHORUS; i <= IDC_CHECK_REVERB; i++ )
{
if( IsDlgButtonChecked( hDlg, i ) == BST_CHECKED )
g_lpFXManager->SetFXEnable( i - IDC_CHECK_CHORUS );
}
g_lpFXManager->ActivateFX();
g_lpFXManager->LoadCurrentFXParameters();
// Play the sound
if( FAILED( hr = g_pSegment->SetRepeats( ( bLooped ? DMUS_SEG_REPEAT_INFINITE : 0 ) ) ) )
return DXTRACE_ERR( TEXT("SetRepeats"), hr );
if( FAILED( hr = g_pSegment->Play( 0 ) ) )
return DXTRACE_ERR( TEXT("Play"), hr );
// Update the UI controls to show the sound as playing
EnablePlayUI( hDlg, FALSE );
SetDlgItemText( hDlg, IDC_TEXT_STATUS, TEXT("Sound playing.") );
return S_OK;
}
//-----------------------------------------------------------------------------
// Name: OnOpenSoundFile()
// Desc: Called when the user requests to open a sound file
//-----------------------------------------------------------------------------
VOID OnOpenSoundFile( HWND hDlg )
{
static TCHAR strFileName[MAX_PATH] = TEXT("");
static TCHAR strPath[MAX_PATH] = TEXT("");
// Setup the OPENFILENAME structure
OPENFILENAME ofn = { sizeof(OPENFILENAME), hDlg, NULL,
TEXT("Audio Files\0*.sgt;*.mid;*.rmi;*.wav\0All Files\0*.*\0\0"), NULL,
0, 1, strFileName, MAX_PATH, NULL, 0, strPath,
TEXT("Open Audio File"),
OFN_FILEMUSTEXIST|OFN_HIDEREADONLY, 0, 0,
TEXT(".wav"), 0, NULL, NULL };
// Get the default media path (something like C:\WINDOWS\MEDIA)
if( '\0' == strPath[0] )
{
GetWindowsDirectory( strPath, MAX_PATH );
if( strcmp( &strPath[strlen(strPath)], TEXT("\\") ) )
strcat( strPath, TEXT("\\") );
strcat( strPath, TEXT("MEDIA") );
}
// Update the UI controls to show the sound as loading a file
EnableWindow( GetDlgItem( hDlg, IDC_BUTTON_PLAY ), FALSE );
EnableWindow( GetDlgItem( hDlg, IDC_BUTTON_STOP ), FALSE );
SetDlgItemText( hDlg, IDC_TEXT_STATUS, TEXT("Loading file...") );
if( g_pSegment )
g_pSegment->Stop();
// Display the OpenFileName dialog. Then, try to load the specified file
if( TRUE != GetOpenFileName( &ofn ) )
{
if( g_pSegment )
{
EnableWindow( GetDlgItem( hDlg, IDC_BUTTON_PLAY ), TRUE );
EnableWindow( GetDlgItem( hDlg, IDC_BUTTON_STOP ), TRUE );
}
SetDlgItemText( hDlg, IDC_TEXT_STATUS, TEXT("Load aborted.") );
return;
}
SetDlgItemText( hDlg, IDC_TEXT_FILENAME, TEXT("") );
// Make sure file is a valid file
ValidateFile( hDlg, strFileName );
EnableWindow( GetDlgItem( hDlg, IDC_BUTTON_PLAY ), TRUE );
EnableWindow( GetDlgItem( hDlg, IDC_BUTTON_STOP ), FALSE );
// Remember the path for next time
strcpy( strPath, strFileName );
char* strLastSlash = strrchr( strPath, '\\' );
strLastSlash[0] = '\0';
}
//-----------------------------------------------------------------------------
// Name: EnablePlayUI()
// Desc: Enables or disables the Play UI controls
//-----------------------------------------------------------------------------
VOID EnablePlayUI( HWND hDlg, BOOL bEnable )
{
if( bEnable )
{
EnableWindow( GetDlgItem( hDlg, IDC_CHECK_LOOP ), TRUE );
EnableWindow( GetDlgItem( hDlg, IDC_BUTTON_PLAY ), TRUE );
EnableWindow( GetDlgItem( hDlg, IDC_BUTTON_STOP ), FALSE );
SetFocus( GetDlgItem( hDlg, IDC_BUTTON_PLAY ) );
}
else
{
EnableWindow( GetDlgItem( hDlg, IDC_CHECK_LOOP ), FALSE );
EnableWindow( GetDlgItem( hDlg, IDC_BUTTON_PLAY ), FALSE );
EnableWindow( GetDlgItem( hDlg, IDC_BUTTON_STOP ), TRUE );
SetFocus( GetDlgItem( hDlg, IDC_BUTTON_STOP ) );
}
for( DWORD i = IDC_CHECK_CHORUS; i <= IDC_CHECK_REVERB; i++ )
EnableWindow( GetDlgItem( hDlg, i ), bEnable );
}
//-----------------------------------------------------------------------------
// Name: ResetParameterUI()
// Desc: Blanks the paramter UI
//-----------------------------------------------------------------------------
VOID ResetParameterUI( HWND hwndDlg )
{
HWND hwndItem;
DWORD i;
for ( i = IDC_PARAM_NAME1; i <= IDC_PARAM_MAX6; i++ )
{
hwndItem = GetDlgItem( hwndDlg, i );
SendMessage( hwndItem, WM_SETTEXT, 0, ( LPARAM ) TEXT( "- - -" ) );
EnableWindow( hwndItem, FALSE );
}
for ( i = IDC_SLIDER1; i <= IDC_SLIDER6; i += 5 )
{
PostMessage( GetDlgItem( hwndDlg, i ), TBM_SETRANGEMIN, FALSE, DEFAULT_SLIDER_MIN );
PostMessage( GetDlgItem( hwndDlg, i ), TBM_SETRANGEMAX, FALSE, DEFAULT_SLIDER_MAX );
PostMessage( GetDlgItem( hwndDlg, i ), TBM_SETLINESIZE, FALSE, DEFAULT_SLIDER_INC );
PostMessage( GetDlgItem( hwndDlg, i ), TBM_SETPOS, TRUE, 0 );
}
EnableWindow( GetDlgItem( hwndDlg, IDC_RADIO_TRIANGLE ), FALSE );
EnableWindow( GetDlgItem( hwndDlg, IDC_RADIO_SQUARE ), FALSE );
EnableWindow( GetDlgItem( hwndDlg, IDC_RADIO_SINE ), FALSE );
EnableWindow( GetDlgItem( hwndDlg, IDC_FRAME_WAVEFORM ), FALSE );
EnableWindow( GetDlgItem( hwndDlg, IDC_RADIO_NEG_180 ), FALSE );
EnableWindow( GetDlgItem( hwndDlg, IDC_RADIO_NEG_90 ), FALSE );
EnableWindow( GetDlgItem( hwndDlg, IDC_RADIO_ZERO ), FALSE );
EnableWindow( GetDlgItem( hwndDlg, IDC_RADIO_90 ), FALSE );
EnableWindow( GetDlgItem( hwndDlg, IDC_RADIO_180 ), FALSE );
EnableWindow( GetDlgItem( hwndDlg, IDC_FRAME_PHASE ), FALSE );
}
//-----------------------------------------------------------------------------
// Name: EnableSingleParameter
// Desc:
//-----------------------------------------------------------------------------
VOID EnableSingleParameter( HWND hwndDlg, DWORD resID )
{
for ( DWORD i = resID; i < resID + 5; i++ )
EnableWindow( GetDlgItem( hwndDlg, i ), TRUE );
}
//-----------------------------------------------------------------------------
// Name: PosSlider
// Desc:
//-----------------------------------------------------------------------------
VOID PosSlider( HWND hwndDlg, DWORD dwSlider, FLOAT val, FLOAT min, FLOAT max,
FLOAT fSliderInc )
{
HWND hwndSlider = GetDlgItem( hwndDlg, dwSlider );
LONG lSliderInc = (LONG) ( (fSliderInc / (max - min)) * DEFAULT_SLIDER_MAX );
PostMessage( hwndSlider, TBM_SETLINESIZE, FALSE, lSliderInc );
FLOAT res = ( val - min ) / ( max - min );
if( res < 0.0f )
res = 0.0f;
else if( res > 1.0f )
res = 1.0f;
LONG pos = (LONG) ( res * DEFAULT_SLIDER_MAX );
PostMessage( hwndSlider, TBM_SETPOS, TRUE, pos );
}
//-----------------------------------------------------------------------------
// Name: LoadSingleParameter
// Desc:
//-----------------------------------------------------------------------------
VOID LoadSingleParameter( HWND hwndDlg, DWORD id, const TCHAR * strName, FLOAT val,
FLOAT min, FLOAT max, FLOAT fSliderInc = 0.1f,
DWORD dwPrecision = 1 )
{
TCHAR strTemp[MAX_PATH];
// wet dry mix
EnableSingleParameter( hwndDlg, id );
SendMessage( GetDlgItem( hwndDlg, id ), WM_SETTEXT, 0, ( LPARAM ) strName );
switch( dwPrecision )
{
case 0:
sprintf( strTemp, "%.0f", val );
SendMessage( GetDlgItem( hwndDlg, id + 1 ), WM_SETTEXT, 0, ( LPARAM ) strTemp );
sprintf( strTemp, "%.0f", min );
SendMessage( GetDlgItem( hwndDlg, id + 3 ), WM_SETTEXT, 0, ( LPARAM ) strTemp );
sprintf( strTemp, "%.0f", max );
SendMessage( GetDlgItem( hwndDlg, id + 4 ), WM_SETTEXT, 0, ( LPARAM ) strTemp );
break;
case 1:
sprintf( strTemp, "%.1f", val );
SendMessage( GetDlgItem( hwndDlg, id + 1 ), WM_SETTEXT, 0, ( LPARAM ) strTemp );
sprintf( strTemp, "%.1f", min );
SendMessage( GetDlgItem( hwndDlg, id + 3 ), WM_SETTEXT, 0, ( LPARAM ) strTemp );
sprintf( strTemp, "%.1f", max );
SendMessage( GetDlgItem( hwndDlg, id + 4 ), WM_SETTEXT, 0, ( LPARAM ) strTemp );
break;
default:
case 2:
sprintf( strTemp, "%.2f", val );
SendMessage( GetDlgItem( hwndDlg, id + 1 ), WM_SETTEXT, 0, ( LPARAM ) strTemp );
sprintf( strTemp, "%.2f", min );
SendMessage( GetDlgItem( hwndDlg, id + 3 ), WM_SETTEXT, 0, ( LPARAM ) strTemp );
sprintf( strTemp, "%.2f", max );
SendMessage( GetDlgItem( hwndDlg, id + 4 ), WM_SETTEXT, 0, ( LPARAM ) strTemp );
break;
}
PosSlider( hwndDlg, id + 2, val, min, max, fSliderInc );
}
//-----------------------------------------------------------------------------
// Name: SaveSingleParameter
// Desc:
//-----------------------------------------------------------------------------
VOID SaveSingleParameter( HWND hwndDlg, DWORD id, FLOAT * fVal, FLOAT fMin, FLOAT fMax, DWORD dwPrecision = 1 )
{
TCHAR strTemp[MAX_PATH];
DWORD dwPos = ( DWORD ) SendMessage( GetDlgItem( hwndDlg, id + 2), TBM_GETPOS, 0, 0 );
FLOAT fPercent = (FLOAT) ( dwPos - DEFAULT_SLIDER_MIN ) /
(FLOAT) ( DEFAULT_SLIDER_MAX - DEFAULT_SLIDER_MIN );
*fVal = fPercent * ( fMax - fMin ) + fMin;
switch( dwPrecision )
{
case 0:
sprintf( strTemp, "%.0f", *fVal );
break;
case 1:
sprintf( strTemp, "%.1f", *fVal );
break;
case 2:
default:
sprintf( strTemp, "%.2f", *fVal );
break;
}
SendMessage( GetDlgItem( hwndDlg, id + 1 ), WM_SETTEXT, 0, ( LPARAM ) strTemp );
}
//-----------------------------------------------------------------------------
// Name: LoadWaveformRadio
// Desc:
//-----------------------------------------------------------------------------
VOID LoadWaveformRadio( HWND hwndDlg, LONG waveform, LONG triangle, LONG square, LONG sine )
{
if( waveform == triangle )
CheckRadioButton( hwndDlg, IDC_RADIO_TRIANGLE, IDC_RADIO_SINE, IDC_RADIO_TRIANGLE );
else if( waveform == square )
CheckRadioButton( hwndDlg, IDC_RADIO_TRIANGLE, IDC_RADIO_SINE, IDC_RADIO_SQUARE );
else if( waveform == sine )
CheckRadioButton( hwndDlg, IDC_RADIO_TRIANGLE, IDC_RADIO_SINE, IDC_RADIO_SINE );
if( triangle >= 0 )
EnableWindow( GetDlgItem( hwndDlg, IDC_RADIO_TRIANGLE ), TRUE );
if( square >= 0 )
EnableWindow( GetDlgItem( hwndDlg, IDC_RADIO_SQUARE ), TRUE );
if( sine >= 0 )
EnableWindow( GetDlgItem( hwndDlg, IDC_RADIO_SINE ), TRUE );
EnableWindow( GetDlgItem( hwndDlg, IDC_FRAME_WAVEFORM ), ( triangle + square + sine != -3 ) );
}
//-----------------------------------------------------------------------------
// Name: LoadPhaseRadio
// Desc:
//-----------------------------------------------------------------------------
VOID LoadPhaseRadio( HWND hwndDlg, LONG phase, LONG neg180, LONG neg90, LONG zero, LONG pos90, LONG pos180 )
{
for( int i = IDC_RADIO_NEG_180; i <= IDC_RADIO_180; i++ )
EnableWindow( GetDlgItem( hwndDlg, i ), TRUE );
EnableWindow( GetDlgItem( hwndDlg, IDC_FRAME_PHASE), TRUE );
if( phase == neg180 )
CheckRadioButton( hwndDlg, IDC_RADIO_NEG_180, IDC_RADIO_90, IDC_RADIO_NEG_180 );
else if( phase == neg90 )
CheckRadioButton( hwndDlg, IDC_RADIO_NEG_180, IDC_RADIO_90, IDC_RADIO_NEG_90 );
else if( phase == zero )
CheckRadioButton( hwndDlg, IDC_RADIO_NEG_180, IDC_RADIO_90, IDC_RADIO_ZERO );
else if( phase == pos90 )
CheckRadioButton( hwndDlg, IDC_RADIO_NEG_180, IDC_RADIO_90, IDC_RADIO_90 );
else if( phase == pos180 )
CheckRadioButton( hwndDlg, IDC_RADIO_NEG_180, IDC_RADIO_90, IDC_RADIO_180 );
}
//-----------------------------------------------------------------------------
// Name: LoadParameterUI()
// Desc: loads the paramter ui for particular effect
//-----------------------------------------------------------------------------
VOID LoadParameterUI( HWND hwndDlg, DWORD dwFXType )
{
TCHAR strTemp[MAX_PATH];
// reset the parameter ui
ResetParameterUI( hwndDlg );
sprintf( strTemp, "Parameters for [ %s ]", g_strFXNames[dwFXType] );
SetDlgItemText( hwndDlg, IDC_FRAME, strTemp );
switch( dwFXType)
{
case eSFX_chorus:
{
LoadSingleParameter( hwndDlg, IDC_PARAM_NAME1, TEXT( "Wet/Dry Mix (%)" ), g_lpFXManager->m_paramsChorus.fWetDryMix, DSFXCHORUS_WETDRYMIX_MIN, DSFXCHORUS_WETDRYMIX_MAX );
LoadSingleParameter( hwndDlg, IDC_PARAM_NAME2, TEXT( "Depth (%)" ), g_lpFXManager->m_paramsChorus.fDepth, DSFXCHORUS_DEPTH_MIN, DSFXCHORUS_DEPTH_MAX );
LoadSingleParameter( hwndDlg, IDC_PARAM_NAME3, TEXT( "Feedback (%)" ), g_lpFXManager->m_paramsChorus.fFeedback, DSFXCHORUS_FEEDBACK_MIN, DSFXCHORUS_FEEDBACK_MAX );
LoadSingleParameter( hwndDlg, IDC_PARAM_NAME4, TEXT( "Frequency (Hz)" ), g_lpFXManager->m_paramsChorus.fFrequency, DSFXCHORUS_FREQUENCY_MIN, DSFXCHORUS_FREQUENCY_MAX );
LoadSingleParameter( hwndDlg, IDC_PARAM_NAME5, TEXT( "Delay (ms)" ), g_lpFXManager->m_paramsChorus.fDelay, DSFXCHORUS_DELAY_MIN, DSFXCHORUS_DELAY_MAX );
LoadWaveformRadio( hwndDlg, g_lpFXManager->m_paramsChorus.lWaveform, DSFXCHORUS_WAVE_TRIANGLE, -1, DSFXCHORUS_WAVE_SIN );
LoadPhaseRadio( hwndDlg, g_lpFXManager->m_paramsChorus.lPhase, DSFXCHORUS_PHASE_NEG_180, DSFXCHORUS_PHASE_NEG_90, DSFXCHORUS_PHASE_ZERO, DSFXCHORUS_PHASE_90, DSFXCHORUS_PHASE_180 );
break;
}
case eSFX_compressor:
{
LoadSingleParameter( hwndDlg, IDC_PARAM_NAME1, TEXT( "Gain (dB)" ), g_lpFXManager->m_paramsCompressor.fGain, DSFXCOMPRESSOR_GAIN_MIN, DSFXCOMPRESSOR_GAIN_MAX );
LoadSingleParameter( hwndDlg, IDC_PARAM_NAME2, TEXT( "Attack (ms)" ), g_lpFXManager->m_paramsCompressor.fAttack, DSFXCOMPRESSOR_ATTACK_MIN, DSFXCOMPRESSOR_ATTACK_MAX );
LoadSingleParameter( hwndDlg, IDC_PARAM_NAME3, TEXT( "Release (ms)" ), g_lpFXManager->m_paramsCompressor.fRelease, DSFXCOMPRESSOR_RELEASE_MIN, DSFXCOMPRESSOR_RELEASE_MAX );
LoadSingleParameter( hwndDlg, IDC_PARAM_NAME4, TEXT( "Threshold (dB)" ), g_lpFXManager->m_paramsCompressor.fThreshold, DSFXCOMPRESSOR_THRESHOLD_MIN, DSFXCOMPRESSOR_THRESHOLD_MAX );
LoadSingleParameter( hwndDlg, IDC_PARAM_NAME5, TEXT( "Ratio (x:1)" ), g_lpFXManager->m_paramsCompressor.fRatio, DSFXCOMPRESSOR_RATIO_MIN, DSFXCOMPRESSOR_RATIO_MAX );
LoadSingleParameter( hwndDlg, IDC_PARAM_NAME6, TEXT( "Predelay (ms)" ), g_lpFXManager->m_paramsCompressor.fPredelay, DSFXCOMPRESSOR_PREDELAY_MIN, DSFXCOMPRESSOR_PREDELAY_MAX, 0.05f, 2 );
break;
}
case eSFX_distortion:
{
LoadSingleParameter( hwndDlg, IDC_PARAM_NAME1, TEXT( "Gain (dB)" ), g_lpFXManager->m_paramsDistortion.fGain, DSFXDISTORTION_GAIN_MIN, DSFXDISTORTION_GAIN_MAX );
LoadSingleParameter( hwndDlg, IDC_PARAM_NAME2, TEXT( "Edge (%)" ), g_lpFXManager->m_paramsDistortion.fEdge, DSFXDISTORTION_EDGE_MIN, DSFXDISTORTION_EDGE_MAX );
LoadSingleParameter( hwndDlg, IDC_PARAM_NAME3, TEXT( "PostEQ Center Freq (Hz)" ), g_lpFXManager->m_paramsDistortion.fPostEQCenterFrequency, DSFXDISTORTION_POSTEQCENTERFREQUENCY_MIN, DSFXDISTORTION_POSTEQCENTERFREQUENCY_MAX, 1.0f, 0 );
LoadSingleParameter( hwndDlg, IDC_PARAM_NAME4, TEXT( "PostEQ Bandwidth (Hz)" ), g_lpFXManager->m_paramsDistortion.fPostEQBandwidth, DSFXDISTORTION_POSTEQBANDWIDTH_MIN, DSFXDISTORTION_POSTEQBANDWIDTH_MAX, 1.0f, 0 );
LoadSingleParameter( hwndDlg, IDC_PARAM_NAME5, TEXT( "PreLowpass Cutoff (Hz)" ), g_lpFXManager->m_paramsDistortion.fPreLowpassCutoff, DSFXDISTORTION_PRELOWPASSCUTOFF_MIN, DSFXDISTORTION_PRELOWPASSCUTOFF_MAX, 1.0f, 0 );
break;
}
case eSFX_echo:
{
LoadSingleParameter( hwndDlg, IDC_PARAM_NAME1, TEXT( "Wet/Dry Mix (%)" ), g_lpFXManager->m_paramsEcho.fWetDryMix, DSFXECHO_WETDRYMIX_MIN, DSFXECHO_WETDRYMIX_MAX );
LoadSingleParameter( hwndDlg, IDC_PARAM_NAME2, TEXT( "Feedback (%)" ), g_lpFXManager->m_paramsEcho.fFeedback, DSFXECHO_FEEDBACK_MIN, DSFXECHO_FEEDBACK_MAX );
LoadSingleParameter( hwndDlg, IDC_PARAM_NAME3, TEXT( "Left Delay (ms)" ), g_lpFXManager->m_paramsEcho.fLeftDelay, DSFXECHO_LEFTDELAY_MIN, DSFXECHO_LEFTDELAY_MAX );
LoadSingleParameter( hwndDlg, IDC_PARAM_NAME4, TEXT( "Right Delay (ms)" ), g_lpFXManager->m_paramsEcho.fRightDelay, DSFXECHO_RIGHTDELAY_MIN, DSFXECHO_RIGHTDELAY_MAX );
break;
}
case eSFX_flanger:
{
LoadSingleParameter( hwndDlg, IDC_PARAM_NAME1, TEXT( "Wet/Dry Mix (%)" ), g_lpFXManager->m_paramsFlanger.fWetDryMix, DSFXFLANGER_WETDRYMIX_MIN, DSFXFLANGER_WETDRYMIX_MAX );
LoadSingleParameter( hwndDlg, IDC_PARAM_NAME2, TEXT( "Depth (%)" ), g_lpFXManager->m_paramsFlanger.fDepth, DSFXFLANGER_DEPTH_MIN, DSFXFLANGER_DEPTH_MAX );
LoadSingleParameter( hwndDlg, IDC_PARAM_NAME3, TEXT( "Feedback (%)" ), g_lpFXManager->m_paramsFlanger.fFeedback, DSFXFLANGER_FEEDBACK_MIN, DSFXFLANGER_FEEDBACK_MAX );
LoadSingleParameter( hwndDlg, IDC_PARAM_NAME4, TEXT( "Frequency (Hz)" ), g_lpFXManager->m_paramsFlanger.fFrequency, DSFXFLANGER_FREQUENCY_MIN, DSFXFLANGER_FREQUENCY_MAX, 0.01f, 2 );
LoadSingleParameter( hwndDlg, IDC_PARAM_NAME5, TEXT( "Delay (ms)" ), g_lpFXManager->m_paramsFlanger.fDelay, DSFXFLANGER_DELAY_MIN, DSFXFLANGER_DELAY_MAX, 0.01f, 2 );
LoadWaveformRadio( hwndDlg, g_lpFXManager->m_paramsFlanger.lWaveform, DSFXFLANGER_WAVE_TRIANGLE, -1, DSFXFLANGER_WAVE_SIN );
LoadPhaseRadio( hwndDlg, g_lpFXManager->m_paramsFlanger.lPhase, DSFXFLANGER_PHASE_NEG_180, DSFXFLANGER_PHASE_NEG_90, DSFXFLANGER_PHASE_ZERO, DSFXFLANGER_PHASE_90, DSFXFLANGER_PHASE_180 );
break;
}
case eSFX_gargle:
{
LoadSingleParameter( hwndDlg, IDC_PARAM_NAME1, TEXT( "Rate (Hz)" ), ( FLOAT ) g_lpFXManager->m_paramsGargle.dwRateHz, ( FLOAT ) DSFXGARGLE_RATEHZ_MIN, ( FLOAT ) DSFXGARGLE_RATEHZ_MAX );
LoadWaveformRadio( hwndDlg, g_lpFXManager->m_paramsGargle.dwWaveShape, DSFXGARGLE_WAVE_TRIANGLE, DSFXGARGLE_WAVE_SQUARE, -1 );
break;
}
case eSFX_parameq:
{
LoadSingleParameter( hwndDlg, IDC_PARAM_NAME1, TEXT( "Center Freq (Hz)" ), g_lpFXManager->m_paramsParamEq.fCenter, DSFXPARAMEQ_CENTER_MIN, DSFXPARAMEQ_CENTER_MAX );
LoadSingleParameter( hwndDlg, IDC_PARAM_NAME2, TEXT( "Bandwidth (Hz)" ), g_lpFXManager->m_paramsParamEq.fBandwidth, DSFXPARAMEQ_BANDWIDTH_MIN, DSFXPARAMEQ_BANDWIDTH_MAX );
LoadSingleParameter( hwndDlg, IDC_PARAM_NAME3, TEXT( "Gain (dB)" ), g_lpFXManager->m_paramsParamEq.fGain, DSFXPARAMEQ_GAIN_MIN, DSFXPARAMEQ_GAIN_MAX );
break;
}
case eSFX_reverb:
{
LoadSingleParameter( hwndDlg, IDC_PARAM_NAME1, TEXT( "In Gain (dB)" ), g_lpFXManager->m_paramsReverb.fInGain, DSFX_WAVESREVERB_INGAIN_MIN, DSFX_WAVESREVERB_INGAIN_MAX );
LoadSingleParameter( hwndDlg, IDC_PARAM_NAME2, TEXT( "Reverb Mix (dB)" ), g_lpFXManager->m_paramsReverb.fReverbMix, DSFX_WAVESREVERB_REVERBMIX_MIN, DSFX_WAVESREVERB_REVERBMIX_MAX );
LoadSingleParameter( hwndDlg, IDC_PARAM_NAME3, TEXT( "Reverb Time (ms)" ), g_lpFXManager->m_paramsReverb.fReverbTime, DSFX_WAVESREVERB_REVERBTIME_MIN, DSFX_WAVESREVERB_REVERBTIME_MAX );
LoadSingleParameter( hwndDlg, IDC_PARAM_NAME4, TEXT( "HighFreq RT Ratio (x:1)" ), g_lpFXManager->m_paramsReverb.fHighFreqRTRatio, DSFX_WAVESREVERB_HIGHFREQRTRATIO_MIN, DSFX_WAVESREVERB_HIGHFREQRTRATIO_MAX, 0.01f, 2 );
break;
}
}
}
//-----------------------------------------------------------------------------
// Name: OnEffectChanged()
// Desc: Called when the UI prompted an effect change
//-----------------------------------------------------------------------------
VOID OnEffectChanged( HWND hwndDlg )
{
switch( g_dwCurrentFXType )
{
case eSFX_chorus:
{
SaveSingleParameter( hwndDlg, IDC_PARAM_NAME1, &g_lpFXManager->m_paramsChorus.fWetDryMix, DSFXCHORUS_WETDRYMIX_MIN, DSFXCHORUS_WETDRYMIX_MAX );
SaveSingleParameter( hwndDlg, IDC_PARAM_NAME2, &g_lpFXManager->m_paramsChorus.fDepth, DSFXCHORUS_DEPTH_MIN, DSFXCHORUS_DEPTH_MAX );
SaveSingleParameter( hwndDlg, IDC_PARAM_NAME3, &g_lpFXManager->m_paramsChorus.fFeedback, DSFXCHORUS_FEEDBACK_MIN, DSFXCHORUS_FEEDBACK_MAX );
SaveSingleParameter( hwndDlg, IDC_PARAM_NAME4, &g_lpFXManager->m_paramsChorus.fFrequency, DSFXCHORUS_FREQUENCY_MIN, DSFXCHORUS_FREQUENCY_MAX );
SaveSingleParameter( hwndDlg, IDC_PARAM_NAME5, &g_lpFXManager->m_paramsChorus.fDelay, DSFXCHORUS_DELAY_MIN, DSFXCHORUS_DELAY_MAX );
if( IsDlgButtonChecked( hwndDlg, IDC_RADIO_TRIANGLE ) == BST_CHECKED )
g_lpFXManager->m_paramsChorus.lWaveform = DSFXCHORUS_WAVE_TRIANGLE;
else
g_lpFXManager->m_paramsChorus.lWaveform = DSFXCHORUS_WAVE_SIN;
if( IsDlgButtonChecked( hwndDlg, IDC_RADIO_NEG_180 ) == BST_CHECKED )
g_lpFXManager->m_paramsChorus.lPhase = DSFXCHORUS_PHASE_NEG_180;
else if( IsDlgButtonChecked( hwndDlg, IDC_RADIO_NEG_90 ) == BST_CHECKED )
g_lpFXManager->m_paramsChorus.lPhase = DSFXCHORUS_PHASE_NEG_90;
else if( IsDlgButtonChecked( hwndDlg, IDC_RADIO_ZERO ) == BST_CHECKED )
g_lpFXManager->m_paramsChorus.lPhase = DSFXCHORUS_PHASE_ZERO;
else if( IsDlgButtonChecked( hwndDlg, IDC_RADIO_90 ) == BST_CHECKED )
g_lpFXManager->m_paramsChorus.lPhase = DSFXCHORUS_PHASE_90;
else
g_lpFXManager->m_paramsChorus.lPhase = DSFXCHORUS_PHASE_180;
if( g_lpFXManager->m_lpChorus )
g_lpFXManager->m_lpChorus->SetAllParameters( &g_lpFXManager->m_paramsChorus );
break;
}
case eSFX_compressor:
{
SaveSingleParameter( hwndDlg, IDC_PARAM_NAME1, &g_lpFXManager->m_paramsCompressor.fGain, DSFXCOMPRESSOR_GAIN_MIN, DSFXCOMPRESSOR_GAIN_MAX );
SaveSingleParameter( hwndDlg, IDC_PARAM_NAME2, &g_lpFXManager->m_paramsCompressor.fAttack, DSFXCOMPRESSOR_ATTACK_MIN, DSFXCOMPRESSOR_ATTACK_MAX );
SaveSingleParameter( hwndDlg, IDC_PARAM_NAME3, &g_lpFXManager->m_paramsCompressor.fRelease, DSFXCOMPRESSOR_RELEASE_MIN, DSFXCOMPRESSOR_RELEASE_MAX );
SaveSingleParameter( hwndDlg, IDC_PARAM_NAME4, &g_lpFXManager->m_paramsCompressor.fThreshold, DSFXCOMPRESSOR_THRESHOLD_MIN, DSFXCOMPRESSOR_THRESHOLD_MAX );
SaveSingleParameter( hwndDlg, IDC_PARAM_NAME5, &g_lpFXManager->m_paramsCompressor.fRatio, DSFXCOMPRESSOR_RATIO_MIN, DSFXCOMPRESSOR_RATIO_MAX );
SaveSingleParameter( hwndDlg, IDC_PARAM_NAME6, &g_lpFXManager->m_paramsCompressor.fPredelay, DSFXCOMPRESSOR_PREDELAY_MIN, DSFXCOMPRESSOR_PREDELAY_MAX, 2 );
if( g_lpFXManager->m_lpCompressor )
g_lpFXManager->m_lpCompressor->SetAllParameters( &g_lpFXManager->m_paramsCompressor );
break;
}
case eSFX_distortion:
{
SaveSingleParameter( hwndDlg, IDC_PARAM_NAME1, &g_lpFXManager->m_paramsDistortion.fGain, DSFXDISTORTION_GAIN_MIN, DSFXDISTORTION_GAIN_MAX );
SaveSingleParameter( hwndDlg, IDC_PARAM_NAME2, &g_lpFXManager->m_paramsDistortion.fEdge, DSFXDISTORTION_EDGE_MIN, DSFXDISTORTION_EDGE_MAX );
SaveSingleParameter( hwndDlg, IDC_PARAM_NAME3, &g_lpFXManager->m_paramsDistortion.fPostEQCenterFrequency, DSFXDISTORTION_POSTEQCENTERFREQUENCY_MIN, DSFXDISTORTION_POSTEQCENTERFREQUENCY_MAX, 0 );
SaveSingleParameter( hwndDlg, IDC_PARAM_NAME4, &g_lpFXManager->m_paramsDistortion.fPostEQBandwidth, DSFXDISTORTION_POSTEQBANDWIDTH_MIN, DSFXDISTORTION_POSTEQBANDWIDTH_MAX, 0 );
SaveSingleParameter( hwndDlg, IDC_PARAM_NAME5, &g_lpFXManager->m_paramsDistortion.fPreLowpassCutoff, DSFXDISTORTION_PRELOWPASSCUTOFF_MIN, DSFXDISTORTION_PRELOWPASSCUTOFF_MAX, 0 );
if( g_lpFXManager->m_lpDistortion )
g_lpFXManager->m_lpDistortion->SetAllParameters( &g_lpFXManager->m_paramsDistortion );
break;
}
case eSFX_echo:
{
SaveSingleParameter( hwndDlg, IDC_PARAM_NAME1, &g_lpFXManager->m_paramsEcho.fWetDryMix, DSFXECHO_WETDRYMIX_MIN, DSFXECHO_WETDRYMIX_MAX );
SaveSingleParameter( hwndDlg, IDC_PARAM_NAME2, &g_lpFXManager->m_paramsEcho.fFeedback, DSFXECHO_FEEDBACK_MIN, DSFXECHO_FEEDBACK_MAX );
SaveSingleParameter( hwndDlg, IDC_PARAM_NAME3, &g_lpFXManager->m_paramsEcho.fLeftDelay, DSFXECHO_LEFTDELAY_MIN, DSFXECHO_LEFTDELAY_MAX );
SaveSingleParameter( hwndDlg, IDC_PARAM_NAME4, &g_lpFXManager->m_paramsEcho.fRightDelay, DSFXECHO_RIGHTDELAY_MIN, DSFXECHO_RIGHTDELAY_MAX );
if( g_lpFXManager->m_lpEcho )
g_lpFXManager->m_lpEcho->SetAllParameters( &g_lpFXManager->m_paramsEcho );
break;
}
case eSFX_flanger:
{
SaveSingleParameter( hwndDlg, IDC_PARAM_NAME1, &g_lpFXManager->m_paramsFlanger.fWetDryMix, DSFXFLANGER_WETDRYMIX_MIN, DSFXFLANGER_WETDRYMIX_MAX );
SaveSingleParameter( hwndDlg, IDC_PARAM_NAME2, &g_lpFXManager->m_paramsFlanger.fDepth, DSFXFLANGER_DEPTH_MIN, DSFXFLANGER_DEPTH_MAX );
SaveSingleParameter( hwndDlg, IDC_PARAM_NAME3, &g_lpFXManager->m_paramsFlanger.fFeedback, DSFXFLANGER_FEEDBACK_MIN, DSFXFLANGER_FEEDBACK_MAX );
SaveSingleParameter( hwndDlg, IDC_PARAM_NAME4, &g_lpFXManager->m_paramsFlanger.fFrequency, DSFXFLANGER_FREQUENCY_MIN, DSFXFLANGER_FREQUENCY_MAX, 2 );
SaveSingleParameter( hwndDlg, IDC_PARAM_NAME5, &g_lpFXManager->m_paramsFlanger.fDelay, DSFXFLANGER_DELAY_MIN, DSFXFLANGER_DELAY_MAX, 2 );
if( IsDlgButtonChecked( hwndDlg, IDC_RADIO_TRIANGLE ) == BST_CHECKED )
g_lpFXManager->m_paramsFlanger.lWaveform = DSFXFLANGER_WAVE_TRIANGLE;
else
g_lpFXManager->m_paramsFlanger.lWaveform = DSFXFLANGER_WAVE_SIN;
if( IsDlgButtonChecked( hwndDlg, IDC_RADIO_NEG_180 ) == BST_CHECKED )
g_lpFXManager->m_paramsFlanger.lPhase = DSFXFLANGER_PHASE_NEG_180;
else if( IsDlgButtonChecked( hwndDlg, IDC_RADIO_NEG_90 ) == BST_CHECKED )
g_lpFXManager->m_paramsFlanger.lPhase = DSFXFLANGER_PHASE_NEG_90;
else if( IsDlgButtonChecked( hwndDlg, IDC_RADIO_ZERO ) == BST_CHECKED )
g_lpFXManager->m_paramsFlanger.lPhase = DSFXFLANGER_PHASE_ZERO;
else if( IsDlgButtonChecked( hwndDlg, IDC_RADIO_90 ) == BST_CHECKED )
g_lpFXManager->m_paramsFlanger.lPhase = DSFXFLANGER_PHASE_90;
else
g_lpFXManager->m_paramsFlanger.lPhase = DSFXFLANGER_PHASE_180;
if( g_lpFXManager->m_lpFlanger )
g_lpFXManager->m_lpFlanger->SetAllParameters( &g_lpFXManager->m_paramsFlanger );
break;
}
case eSFX_gargle:
{
FLOAT fRateHz;
SaveSingleParameter( hwndDlg, IDC_PARAM_NAME1, &fRateHz, DSFXGARGLE_RATEHZ_MIN, DSFXGARGLE_RATEHZ_MAX );
g_lpFXManager->m_paramsGargle.dwRateHz = (DWORD) fRateHz;
if( IsDlgButtonChecked( hwndDlg, IDC_RADIO_TRIANGLE ) == BST_CHECKED )
g_lpFXManager->m_paramsGargle.dwWaveShape = DSFXGARGLE_WAVE_TRIANGLE;
else
g_lpFXManager->m_paramsGargle.dwWaveShape = DSFXGARGLE_WAVE_SQUARE;
if( g_lpFXManager->m_lpGargle )
g_lpFXManager->m_lpGargle->SetAllParameters( &g_lpFXManager->m_paramsGargle );
break;
}
case eSFX_parameq:
{
SaveSingleParameter( hwndDlg, IDC_PARAM_NAME1, &g_lpFXManager->m_paramsParamEq.fCenter, DSFXPARAMEQ_CENTER_MIN, DSFXPARAMEQ_CENTER_MAX );
SaveSingleParameter( hwndDlg, IDC_PARAM_NAME2, &g_lpFXManager->m_paramsParamEq.fBandwidth, DSFXPARAMEQ_BANDWIDTH_MIN, DSFXPARAMEQ_BANDWIDTH_MAX );
SaveSingleParameter( hwndDlg, IDC_PARAM_NAME3, &g_lpFXManager->m_paramsParamEq.fGain, DSFXPARAMEQ_GAIN_MIN, DSFXPARAMEQ_GAIN_MAX );
if( g_lpFXManager->m_lpParamEq )
g_lpFXManager->m_lpParamEq->SetAllParameters( &g_lpFXManager->m_paramsParamEq );
break;
}
case eSFX_reverb:
{
SaveSingleParameter( hwndDlg, IDC_PARAM_NAME1, &g_lpFXManager->m_paramsReverb.fInGain, DSFX_WAVESREVERB_INGAIN_MIN, DSFX_WAVESREVERB_INGAIN_MAX );
SaveSingleParameter( hwndDlg, IDC_PARAM_NAME2, &g_lpFXManager->m_paramsReverb.fReverbMix, DSFX_WAVESREVERB_REVERBMIX_MIN, DSFX_WAVESREVERB_REVERBMIX_MAX );
SaveSingleParameter( hwndDlg, IDC_PARAM_NAME3, &g_lpFXManager->m_paramsReverb.fReverbTime, DSFX_WAVESREVERB_REVERBTIME_MIN, DSFX_WAVESREVERB_REVERBTIME_MAX );
SaveSingleParameter( hwndDlg, IDC_PARAM_NAME4, &g_lpFXManager->m_paramsReverb.fHighFreqRTRatio, DSFX_WAVESREVERB_HIGHFREQRTRATIO_MIN, DSFX_WAVESREVERB_HIGHFREQRTRATIO_MAX, 2 );
if( g_lpFXManager->m_lpReverb )
g_lpFXManager->m_lpReverb->SetAllParameters( &g_lpFXManager->m_paramsReverb );
break;
}
}
}
//-----------------------------------------------------------------------------
// Name: ValidateFile()
// Desc: Checks to see if the file exists
//-----------------------------------------------------------------------------
HRESULT ValidateFile( HWND hDlg, TCHAR* strFileName )
{
if( -1 == GetFileAttributes(strFileName) )
return E_FAIL;
SetDlgItemText( hDlg, IDC_TEXT_FILENAME, strFileName );
SetDlgItemText( hDlg, IDC_TEXT_STATUS, TEXT("File loaded.") );
strcpy( g_strFileName, strFileName );
return S_OK;
}
//-----------------------------------------------------------------------------
// Name: CSoundFXManager()
// Desc: constructor
//-----------------------------------------------------------------------------
CSoundFXManager::CSoundFXManager()
{
m_lpChorus = NULL;
m_lpCompressor = NULL;
m_lpDistortion = NULL;
m_lpEcho = NULL;
m_lpFlanger = NULL;
m_lpGargle = NULL;
m_lpParamEq = NULL;
m_lpReverb = NULL;
ZeroMemory( &m_paramsChorus, sizeof( DSFXChorus ) );
ZeroMemory( &m_paramsCompressor, sizeof( DSFXCompressor ) );
ZeroMemory( &m_paramsDistortion, sizeof( DSFXDistortion ) );
ZeroMemory( &m_paramsFlanger, sizeof( DSFXFlanger ) );
ZeroMemory( &m_paramsEcho, sizeof( DSFXEcho ) );
ZeroMemory( &m_paramsGargle, sizeof( DSFXGargle ) );
ZeroMemory( &m_paramsParamEq, sizeof( DSFXParamEq ) );
ZeroMemory( &m_paramsReverb, sizeof( DSFXWavesReverb ) );
m_dwNumFX = 0;
ZeroMemory( m_rgFxDesc, sizeof( DSEFFECTDESC ) * eNUM_SFX );
ZeroMemory( m_rgRefGuids, sizeof( GUID * ) * eNUM_SFX );
ZeroMemory( m_rgPtrs, sizeof(LPVOID*) * eNUM_SFX );
ZeroMemory( m_rgLoaded, sizeof( BOOL ) * eNUM_SFX );
m_lpDSB8 = NULL;
m_pAudioPath = NULL;
}
//-----------------------------------------------------------------------------
// Name: ~CSoundFXManager()
// Desc: destructor
//-----------------------------------------------------------------------------
CSoundFXManager::~CSoundFXManager()
{
// free any effects
DisableAllFX();
SAFE_RELEASE( m_lpDSB8 );
SAFE_RELEASE( m_pAudioPath );
}
//-----------------------------------------------------------------------------
// Name: Initialize()
// Desc: associates a DirectSoundBuffer with the manager, any effects
// enabled in the old DirectSoundBuffer will be disabled,
// and the effect objects released
//-----------------------------------------------------------------------------
HRESULT CSoundFXManager::Initialize( IDirectMusicAudioPath8* pAudioPath,
BOOL bLoadDefaultParamValues )
{
HRESULT hr;
if( m_lpDSB8 )
{
// release the effect for the previously associated sound buffers
DisableAllFX();
SAFE_RELEASE( m_lpDSB8 );
SAFE_RELEASE( m_pAudioPath );
}
if( NULL == pAudioPath )
return S_OK;
if( FAILED( hr = pAudioPath->GetObjectInPath( DMUS_PCHANNEL_ALL,
DMUS_PATH_BUFFER, 0, GUID_NULL, 0, IID_IDirectSoundBuffer8,
(LPVOID*) &m_lpDSB8 )))
return hr;
m_pAudioPath = pAudioPath;
if( bLoadDefaultParamValues )
LoadDefaultParamValues();
return S_OK;
}
//-----------------------------------------------------------------------------
// Name: UnInitialize()
// Desc: the manager goes back to default state, the effects params, however
// will not be reset
//-----------------------------------------------------------------------------
HRESULT CSoundFXManager::UnInitialize()
{
Initialize( NULL, FALSE );
return S_OK;
}
//-----------------------------------------------------------------------------
// Name: LoadDefaultParamValues()
// Desc: loads the default param value for each effect
//-----------------------------------------------------------------------------
HRESULT CSoundFXManager::LoadDefaultParamValues()
{
DWORD i;
if( NULL == m_lpDSB8 )
return E_FAIL;
for( i = eSFX_chorus; i < eNUM_SFX; i++ )
SetFXEnable( i );
ActivateFX();
if( m_lpChorus )
m_lpChorus->GetAllParameters( &m_paramsChorus );
if( m_lpCompressor )
m_lpCompressor->GetAllParameters( &m_paramsCompressor );
if( m_lpDistortion )
m_lpDistortion->GetAllParameters( &m_paramsDistortion );
if( m_lpEcho )
m_lpEcho->GetAllParameters( &m_paramsEcho );
if( m_lpFlanger )
m_lpFlanger->GetAllParameters( &m_paramsFlanger );
if( m_lpGargle )
m_lpGargle->GetAllParameters( &m_paramsGargle );
if( m_lpParamEq )
m_lpParamEq->GetAllParameters( &m_paramsParamEq );
if( m_lpReverb )
m_lpReverb->GetAllParameters( &m_paramsReverb );
DisableAllFX();
return S_OK;
}
//-----------------------------------------------------------------------------
// Name: LoadCurrentFXParameters
// Desc: loads the default param value for each effect
//-----------------------------------------------------------------------------
HRESULT CSoundFXManager::LoadCurrentFXParameters()
{
if( m_lpChorus )
m_lpChorus->SetAllParameters( &m_paramsChorus );
if( m_lpCompressor )
m_lpCompressor->SetAllParameters( &m_paramsCompressor );
if( m_lpDistortion )
m_lpDistortion->SetAllParameters( &m_paramsDistortion );
if( m_lpEcho )
m_lpEcho->SetAllParameters( &m_paramsEcho );
if( m_lpFlanger )
m_lpFlanger->SetAllParameters( &m_paramsFlanger );
if( m_lpGargle )
m_lpGargle->SetAllParameters( &m_paramsGargle );
if( m_lpParamEq )
m_lpParamEq->SetAllParameters( &m_paramsParamEq );
if( m_lpReverb )
m_lpReverb->SetAllParameters( &m_paramsReverb );
return S_OK;
}
//-----------------------------------------------------------------------------
// Name: SetFXEnable()
// Desc: enables a sound effect for the sound buffer associated with this
//-----------------------------------------------------------------------------
HRESULT CSoundFXManager::SetFXEnable( DWORD esfxType )
{
HRESULT hr;
if( esfxType >= eNUM_SFX )
return E_FAIL;
if( m_rgLoaded[esfxType] )
return S_FALSE;
else
m_rgLoaded[esfxType] = TRUE;
switch ( esfxType )
{
case eSFX_chorus:
hr = EnableGenericFX( GUID_DSFX_STANDARD_CHORUS, IID_IDirectSoundFXChorus8,
(LPVOID*) &m_lpChorus );
break;
case eSFX_compressor:
hr = EnableGenericFX( GUID_DSFX_STANDARD_COMPRESSOR, IID_IDirectSoundFXCompressor8,
(LPVOID*) &m_lpCompressor );
break;
case eSFX_distortion:
hr = EnableGenericFX( GUID_DSFX_STANDARD_DISTORTION, IID_IDirectSoundFXDistortion8,
(LPVOID*) &m_lpDistortion );
break;
case eSFX_echo:
hr = EnableGenericFX( GUID_DSFX_STANDARD_ECHO, IID_IDirectSoundFXEcho8,
(LPVOID*) &m_lpEcho );
break;
case eSFX_flanger:
hr = EnableGenericFX( GUID_DSFX_STANDARD_FLANGER, IID_IDirectSoundFXFlanger8,
(LPVOID*) &m_lpFlanger );
break;
case eSFX_gargle:
hr = EnableGenericFX( GUID_DSFX_STANDARD_GARGLE, IID_IDirectSoundFXGargle8,
(LPVOID*) &m_lpGargle );
break;
case eSFX_parameq:
hr = EnableGenericFX( GUID_DSFX_STANDARD_PARAMEQ, IID_IDirectSoundFXParamEq8,
(LPVOID*) &m_lpParamEq );
break;
case eSFX_reverb:
hr = EnableGenericFX( GUID_DSFX_WAVES_REVERB, IID_IDirectSoundFXWavesReverb8,
(LPVOID*) &m_lpReverb );
break;
default:
hr = E_FAIL;
break;
}
return hr;
}
//-----------------------------------------------------------------------------
// Name: DisableAllFX()
// Desc: disables all effect in the DirectSoundBuffer, and releases all effect
// object.
//-----------------------------------------------------------------------------
HRESULT CSoundFXManager::DisableAllFX()
{
HRESULT hr;
// release all effect interfaces created with this manager so far
SAFE_RELEASE( m_lpChorus );
SAFE_RELEASE( m_lpCompressor );
SAFE_RELEASE( m_lpDistortion );
SAFE_RELEASE( m_lpEcho );
SAFE_RELEASE( m_lpFlanger );
SAFE_RELEASE( m_lpGargle );
SAFE_RELEASE( m_lpParamEq );
SAFE_RELEASE( m_lpReverb );
m_dwNumFX = 0;
ZeroMemory( m_rgFxDesc, sizeof( DSEFFECTDESC ) * eNUM_SFX );
ZeroMemory( m_rgRefGuids, sizeof( GUID * ) * eNUM_SFX );
ZeroMemory( m_rgPtrs, sizeof(LPVOID*) * eNUM_SFX );
ZeroMemory( m_rgLoaded, sizeof( BOOL ) * eNUM_SFX );
if( NULL == m_lpDSB8 )
return E_FAIL;
if( m_pAudioPath )
m_pAudioPath->Activate( FALSE );
// this removes all fx from the buffer
if( FAILED( hr = m_lpDSB8->SetFX( 0, NULL, NULL ) ) )
return DXTRACE_ERR( TEXT("SetFX"), hr );
if( m_pAudioPath )
m_pAudioPath->Activate( TRUE );
return S_OK;
}
//-----------------------------------------------------------------------------
// Name: ActivateFX()
// Desc: activate the effects enabled from EnableFX()
//-----------------------------------------------------------------------------
HRESULT CSoundFXManager::ActivateFX()
{
DWORD dwResults[eNUM_SFX];
HRESULT hr;
DWORD i;
if( NULL == m_lpDSB8 )
return E_FAIL;
if( m_dwNumFX == 0 )
return S_FALSE;
if( m_pAudioPath )
m_pAudioPath->Activate( FALSE );
if( FAILED( hr = m_lpDSB8->SetFX( m_dwNumFX, m_rgFxDesc, dwResults ) ) )
return DXTRACE_ERR( TEXT("SetFX"), hr );
// get reference to the effect object
for( i = 0; i < m_dwNumFX; i++ )
if( FAILED( hr = m_lpDSB8->GetObjectInPath( m_rgFxDesc[i].guidDSFXClass, 0, *m_rgRefGuids[i], m_rgPtrs[i] ) ) )
return hr;
if( m_pAudioPath )
m_pAudioPath->Activate( TRUE );
return S_OK;
}
//-----------------------------------------------------------------------------
// Name: EnableGenericFX()
// Desc: given information, tries to enabled an effect in a DirectSoundBuffer8,
// and tries obtain reference to effect interface
//-----------------------------------------------------------------------------
HRESULT CSoundFXManager::EnableGenericFX( GUID guidSFXClass, REFGUID rguidInterface, LPVOID * ppObj )
{
// if an effect already allocated
if( *ppObj )
return S_FALSE;
if( m_dwNumFX >= eNUM_SFX )
return E_FAIL;
// set the effect to be enabled
ZeroMemory( &m_rgFxDesc[m_dwNumFX], sizeof(DSEFFECTDESC) );
m_rgFxDesc[m_dwNumFX].dwSize = sizeof(DSEFFECTDESC);
m_rgFxDesc[m_dwNumFX].dwFlags = 0;
CopyMemory( &m_rgFxDesc[m_dwNumFX].guidDSFXClass, &guidSFXClass, sizeof(GUID) );
m_rgRefGuids[m_dwNumFX] = &rguidInterface;
m_rgPtrs[m_dwNumFX] = ppObj;
m_dwNumFX++;
return S_OK;
}
//-----------------------------------------------------------------------------
// Name: ProcessDirectMusicMessages()
// Desc:
//-----------------------------------------------------------------------------
HRESULT ProcessDirectMusicMessages( HWND hDlg )
{
HRESULT hr;
IDirectMusicPerformance8* pPerf = NULL;
DMUS_NOTIFICATION_PMSG* pPMsg;
if( NULL == g_lpMusicManager )
return S_OK;
pPerf = g_lpMusicManager->GetPerformance();
// Get waiting notification message from the performance
while( S_OK == pPerf->GetNotificationPMsg( &pPMsg ) )
{
switch( pPMsg->dwNotificationOption )
{
case DMUS_NOTIFICATION_SEGEND:
if( pPMsg->punkUser )
{
IDirectMusicSegmentState8* pSegmentState = NULL;
IDirectMusicSegment* pNotifySegment = NULL;
IDirectMusicSegment8* pNotifySegment8 = NULL;
IDirectMusicSegment8* pPrimarySegment8 = NULL;
// The pPMsg->punkUser contains a IDirectMusicSegmentState8,
// which we can query for the segment that the SegmentState refers to.
if( FAILED( hr = pPMsg->punkUser->QueryInterface( IID_IDirectMusicSegmentState8,
(VOID**) &pSegmentState ) ) )
return DXTRACE_ERR( TEXT("QueryInterface"), hr );
if( FAILED( hr = pSegmentState->GetSegment( &pNotifySegment ) ) )
{
// Sometimes the segend arrives after the segment is gone
// This can happen when you load another segment as
// a motif or the segment is ending
if( hr == DMUS_E_NOT_FOUND )
{
SAFE_RELEASE( pSegmentState );
return S_OK;
}
return DXTRACE_ERR( TEXT("GetSegment"), hr );
}
if( FAILED( hr = pNotifySegment->QueryInterface( IID_IDirectMusicSegment8,
(VOID**) &pNotifySegment8 ) ) )
return DXTRACE_ERR( TEXT("QueryInterface"), hr );
// Get the IDirectMusicSegment for the primary segment
pPrimarySegment8 = g_pSegment->GetSegment();
// Figure out which segment this is
if( pNotifySegment8 == pPrimarySegment8 )
{
// Update the UI controls to show the sound as stopped
EnablePlayUI( hDlg, TRUE );
}
// Cleanup
SAFE_RELEASE( pSegmentState );
SAFE_RELEASE( pNotifySegment );
SAFE_RELEASE( pNotifySegment8 );
}
break;
}
pPerf->FreePMsg( (DMUS_PMSG*)pPMsg );
}
return S_OK;
}
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