1 /*---------------------------------------------------------------------------*
2 Project: NintendoWare
3 File: snd_Bank.cpp
4
5 Copyright (C)2009-2010 Nintendo Co., Ltd./HAL Laboratory, Inc. All rights reserved.
6
7 These coded instructions, statements, and computer programs contain
8 proprietary information of Nintendo of America Inc. and/or Nintendo
9 Company Ltd., and are protected by Federal copyright law. They may
10 not be disclosed to third parties or copied or duplicated in any form,
11 in whole or in part, without the prior written consent of Nintendo.
12
13 $Revision: 27749 $
14 *---------------------------------------------------------------------------*/
15
16 #include "precompiled.h"
17
18 #include <nw/snd/snd_Bank.h>
19 #include <nw/snd/snd_NoteOnCallback.h> // NoteOnInfo
20 #include <nw/snd/snd_BankFileReader.h>
21 #include <nw/snd/snd_WaveFileReader.h>
22 #include <nw/snd/snd_Util.h> // GetWaveFile
23
24 namespace nw {
25 namespace snd {
26 namespace internal {
27 namespace driver {
28
29 /* ========================================================================
30 public functions
31 ======================================================================== */
32
33 /*---------------------------------------------------------------------------*
34 Name: Bank
35
36 Description: コンストラクタ
37
38 Arguments: bankData - バンクデータへの参照
39
40 Returns: None.
41 *---------------------------------------------------------------------------*/
Bank()42 Bank::Bank()
43 {
44 }
45
46 /*---------------------------------------------------------------------------*
47 Name: ~Bank
48
49 Description: デストラクタ
50
51 Arguments: None.
52
53 Returns: None.
54 *---------------------------------------------------------------------------*/
~Bank()55 Bank::~Bank()
56 {
57 }
58
NoteOn(const void * bankFile,const NoteOnInfo & noteOnInfo,const SoundArchive & archive,const SoundArchivePlayer & player,const PlayerHeapDataManager * dataMgr) const59 Channel* Bank::NoteOn(
60 const void* bankFile,
61 const NoteOnInfo& noteOnInfo,
62 const SoundArchive& archive,
63 const SoundArchivePlayer& player,
64 const PlayerHeapDataManager* dataMgr
65 ) const
66 {
67 if ( bankFile == NULL )
68 {
69 return NULL;
70 }
71
72 // VelocityRegionInfo の取得
73 VelocityRegionInfo regionInfo;
74 {
75 BankFileReader reader( bankFile );
76 if ( ! reader.ReadVelocityRegionInfo(
77 ®ionInfo,
78 noteOnInfo.prgNo,
79 noteOnInfo.key,
80 noteOnInfo.velocity ) )
81 {
82 return NULL;
83 }
84 }
85
86 // regnioInfo に応じた波形を取得する
87 const void* waveFile = Util::GetWaveFile(
88 regionInfo.waveArchiveId, regionInfo.waveIndex, archive, player );
89 if ( waveFile == NULL )
90 {
91 if ( dataMgr != NULL )
92 {
93 waveFile = Util::GetWaveFile(
94 regionInfo.waveArchiveId, regionInfo.waveIndex, archive, dataMgr );
95 if ( waveFile == NULL )
96 {
97 return NULL;
98 }
99 }
100 else
101 {
102 return NULL;
103 }
104 }
105
106 // 波形の詳細を取得、Channel 確保
107 WaveInfo waveInfo;
108 {
109 WaveFileReader reader( waveFile );
110 if ( ! reader.ReadWaveInfo( &waveInfo ) )
111 {
112 return NULL;
113 }
114 }
115
116 Channel* pChannel = Channel::AllocChannel(
117 ut::Min( static_cast<int>( waveInfo.channelCount ), 2 ),
118 noteOnInfo.priority,
119 noteOnInfo.channelCallback,
120 noteOnInfo.channelCallbackData
121 );
122 if ( pChannel == NULL )
123 {
124 return NULL;
125 }
126
127 // 初期パラメータ設定
128 pChannel->SetKey( noteOnInfo.key, regionInfo.originalKey );
129
130 register int velocity = noteOnInfo.velocity;
131 velocity *= velocity;
132 velocity *= regionInfo.volume;
133 float initVolume = static_cast<float>( velocity );
134 initVolume /= (127.0f * 127.0f * 127.0f);
135 pChannel->SetInitVolume( initVolume );
136 pChannel->SetTune( regionInfo.pitch );
137
138 pChannel->SetAttack( regionInfo.adshrCurve.attack );
139 pChannel->SetHold( regionInfo.adshrCurve.hold );
140 pChannel->SetDecay( regionInfo.adshrCurve.decay );
141 pChannel->SetSustain( regionInfo.adshrCurve.sustain );
142 pChannel->SetRelease( regionInfo.adshrCurve.release );
143
144 float initPan = static_cast<f32>( noteOnInfo.initPan + regionInfo.pan - 64 ) / 63.0f;
145 pChannel->SetInitPan( initPan );
146 // pChannel->SetInitSurroundPan( 0.0f );
147
148 pChannel->SetKeyGroupId( regionInfo.keyGroup );
149 pChannel->SetIsIgnoreNoteOff( regionInfo.isIgnoreNoteOff );
150 pChannel->SetInterpolationType( regionInfo.interpolationType );
151
152 pChannel->Start( waveInfo, noteOnInfo.length, 0 );
153
154 return pChannel;
155 }
156
157 } // namespace nw::snd::internal::driver
158 } // namespace nw::snd::internal
159 } // namespace nw::snd
160 } // namespace nw
161
162