1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
|
#include "plugin.h"
#include "playSnd.h"
namespace playSnd
{
CMusicManager* g_pMusicManager = NULL;
CMusicSegment* g_pMusicSegment = NULL;
HANDLE g_hDMusicMessageEvent = NULL;
DWORD g_dwVolume = -77777;
BOOL g_bInOption = FALSE;
HRESULT Init()
{
HRESULT hr;
g_pMusicManager = new CMusicManager();
if( FAILED( hr = g_pMusicManager->Initialize( NULL ) ) )
return DXTRACE_ERR( TEXT("Initialize"), hr );
return S_OK;
}
void Destroy()
{
SAFE_DELETE( g_pMusicSegment );
SAFE_DELETE( g_pMusicManager );
}
//-----------------------------------------------------------------------------
// Name: LoadSegmentFile()
// Desc:
//-----------------------------------------------------------------------------
HRESULT LoadSegmentFile( TCHAR *strFileName )
{
HRESULT hr;
// Free any previous segment, and make a new one
SAFE_DELETE( g_pMusicSegment );
// Have the loader collect any garbage now that the old
// segment has been released
g_pMusicManager->CollectGarbage();
// Set the media path based on the file name (something like C:\MEDIA)
// to be used as the search directory for finding DirectMusic content
// related to this file.
TCHAR strMediaPath[MAX_PATH];
_tcscpy( strMediaPath, strFileName );
TCHAR* strLastSlash = _tcsrchr(strMediaPath, TEXT('\\'));
if(strLastSlash != NULL)
{
*strLastSlash = 0;
if( FAILED( hr = g_pMusicManager->SetSearchDirectory( strMediaPath ) ) )
return DXTRACE_ERR( TEXT("SetSearchDirectory"), hr );
}
else
{
if( FAILED( hr = g_pMusicManager->SetSearchDirectory( _T("") ) ) )
return DXTRACE_ERR( TEXT("SetSearchDirectory"), hr );
}
// 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( _tcsstr( strFileName, _T(".mid") ) != NULL ||
_tcsstr( strFileName, _T(".rmi") ) != NULL )
{
bMidiFile = TRUE;
}
BOOL bWavFile = FALSE;
if( _tcsstr( strFileName, _T(".wav") ) != NULL )
{
bWavFile = TRUE;
}
// Load the file into a DirectMusic segment
if( FAILED( g_pMusicManager->CreateSegmentFromFile( &g_pMusicSegment, strFileName,
TRUE, bMidiFile ) ) )
{
// Not a critical failure, so just update the status
return E_FAIL;
}
return S_OK;
}
BOOL WINAPI PlaySound(char* pszSound, HMODULE hmod, DWORD fdwSound)
{
HRESULT hr;
#if defined(UNICODE)
TCHAR ptszSound[MAX_PATH];
DWORD cpSys = CP_ACP;
MultiByteToWideChar(cpSys, 0, pszSound, -1, ptszSound, MAX_PATH);
ptszSound[MAX_PATH - 1] = 0;
if( FAILED( hr = LoadSegmentFile(ptszSound) ) )
return FALSE;
if( FAILED( hr = g_pMusicSegment->SetRepeats( 0 ) ) )
return FALSE;
#else
if( FAILED( hr = LoadSegmentFile(pszSound) ) )
return FALSE;
if( FAILED( hr = g_pMusicSegment->SetRepeats( 0 ) ) )
return FALSE;
#endif
// Play the segment and wait. The DMUS_SEGF_BEAT indicates to play on the
// next beat if there is a segment currently playing.
if( FAILED( hr = g_pMusicSegment->Play( DMUS_SEGF_BEAT ) ) )
return FALSE;
return TRUE;
}
BOOL SetVolume(long Value)
{
long value = (int)(log10((float)Value)/2.0*5000.0-4000.0);
IDirectMusicPerformance* pPerf = NULL;
if( g_pMusicManager )
pPerf = g_pMusicManager->GetPerformance();
if( NULL == pPerf )
return FALSE;
// Adjust the slider position to match GUID_PerfMasterTempo range
pPerf->SetGlobalParam(GUID_PerfMasterVolume, (void*)&value, sizeof(long));
return TRUE;
}
}
|
