38 |
SamplerChannel::SamplerChannel(Sampler* pS) { |
SamplerChannel::SamplerChannel(Sampler* pS) { |
39 |
pSampler = pS; |
pSampler = pS; |
40 |
pEngineChannel = NULL; |
pEngineChannel = NULL; |
|
pMidiInputDevice = NULL; |
|
41 |
pAudioOutputDevice = NULL; |
pAudioOutputDevice = NULL; |
42 |
midiPort = 0; |
pMidiInputDevice = NULL; |
43 |
midiChannel = MidiInputPort::midi_chan_all; |
iMidiPort = 0; |
44 |
|
midiChannel = midi_chan_all; |
45 |
iIndex = -1; |
iIndex = -1; |
46 |
} |
} |
47 |
|
|
48 |
SamplerChannel::~SamplerChannel() { |
SamplerChannel::~SamplerChannel() { |
49 |
if (pEngineChannel) { |
if (pEngineChannel) { |
50 |
MidiInputPort* pMidiInputPort = GetMidiInputDevicePort(this->midiPort); |
MidiInputPort* pMidiInputPort = (pEngineChannel) ? pEngineChannel->GetMidiInputPort() : __GetMidiInputDevicePort(GetMidiInputChannel()); |
51 |
if (pMidiInputPort) pMidiInputPort->Disconnect(pEngineChannel); |
if (pMidiInputPort) pMidiInputPort->Disconnect(pEngineChannel); |
52 |
if (pEngineChannel) { |
if (pEngineChannel) { |
53 |
if (pAudioOutputDevice) pEngineChannel->DisconnectAudioOutputDevice(); |
if (pAudioOutputDevice) pEngineChannel->DisconnectAudioOutputDevice(); |
67 |
pNewEngineChannel->iSamplerChannelIndex = Index(); |
pNewEngineChannel->iSamplerChannelIndex = Index(); |
68 |
|
|
69 |
// dereference midi input port. |
// dereference midi input port. |
70 |
MidiInputPort* pMidiInputPort = GetMidiInputDevicePort(this->midiPort); |
MidiInputPort* pMidiInputPort = __GetMidiInputDevicePort(GetMidiInputPort()); |
71 |
// disconnect old engine |
// disconnect old engine channel |
72 |
if (pEngineChannel) { |
if (pEngineChannel) { |
73 |
if (pMidiInputPort) pMidiInputPort->Disconnect(pEngineChannel); |
if (pMidiInputPort) pMidiInputPort->Disconnect(pEngineChannel); |
74 |
if (pAudioOutputDevice) pEngineChannel->DisconnectAudioOutputDevice(); |
if (pAudioOutputDevice) pEngineChannel->DisconnectAudioOutputDevice(); |
76 |
} |
} |
77 |
|
|
78 |
// connect new engine channel |
// connect new engine channel |
79 |
pEngineChannel = pNewEngineChannel; |
if (pMidiInputPort) pMidiInputPort->Connect(pNewEngineChannel, GetMidiInputChannel()); |
|
if (pMidiInputPort) pMidiInputPort->Connect(pNewEngineChannel, this->midiChannel); |
|
80 |
if (pAudioOutputDevice) { |
if (pAudioOutputDevice) { |
81 |
pNewEngineChannel->Connect(pAudioOutputDevice); |
pNewEngineChannel->Connect(pAudioOutputDevice); |
82 |
pAudioOutputDevice->Connect(pNewEngineChannel->GetEngine()); |
pAudioOutputDevice->Connect(pNewEngineChannel->GetEngine()); |
83 |
} |
} |
84 |
|
pEngineChannel = pNewEngineChannel; |
85 |
|
|
86 |
|
// from now on get MIDI device and port from EngineChannel object |
87 |
|
this->pMidiInputDevice = NULL; |
88 |
|
this->iMidiPort = 0; |
89 |
|
|
90 |
dmsg(2,("OK\n")); |
dmsg(2,("OK\n")); |
91 |
} |
} |
92 |
|
|
102 |
} |
} |
103 |
|
|
104 |
void SamplerChannel::SetMidiInputDevice(MidiInputDevice* pDevice) { |
void SamplerChannel::SetMidiInputDevice(MidiInputDevice* pDevice) { |
105 |
SetMidiInput(pDevice, this->midiPort, this->midiChannel); |
SetMidiInput(pDevice, 0, GetMidiInputChannel()); |
106 |
} |
} |
107 |
|
|
108 |
void SamplerChannel::SetMidiInputPort(int MidiPort) { |
void SamplerChannel::SetMidiInputPort(int MidiPort) { |
109 |
SetMidiInput(pMidiInputDevice, MidiPort, this->midiChannel); |
SetMidiInput(GetMidiInputDevice(), MidiPort, GetMidiInputChannel()); |
110 |
} |
} |
111 |
|
|
112 |
void SamplerChannel::SetMidiInputChannel(MidiInputPort::midi_chan_t MidiChannel) { |
void SamplerChannel::SetMidiInputChannel(midi_chan_t MidiChannel) { |
113 |
SetMidiInput(pMidiInputDevice, this->midiPort, MidiChannel); |
SetMidiInput(GetMidiInputDevice(), GetMidiInputPort(), MidiChannel); |
114 |
} |
} |
115 |
|
|
116 |
void SamplerChannel::SetMidiInput(MidiInputDevice* pDevice, int iMidiPort, MidiInputPort::midi_chan_t MidiChannel) { |
void SamplerChannel::SetMidiInput(MidiInputDevice* pDevice, int iMidiPort, midi_chan_t MidiChannel) { |
117 |
// dereference old midi input port. |
if (!pDevice) throw LinuxSamplerException("No MIDI input device assigned."); |
118 |
MidiInputPort* pMidiInputPort = GetMidiInputDevicePort(this->midiPort); |
|
119 |
|
// get old and new midi input port |
120 |
|
MidiInputPort* pOldMidiInputPort = __GetMidiInputDevicePort(GetMidiInputPort()); |
121 |
|
MidiInputPort* pNewMidiInputPort = pDevice->GetPort(iMidiPort); |
122 |
|
|
123 |
// disconnect old device port |
// disconnect old device port |
124 |
if (pMidiInputPort && pEngineChannel) pMidiInputPort->Disconnect(pEngineChannel); |
if (pOldMidiInputPort && pEngineChannel) pOldMidiInputPort->Disconnect(pEngineChannel); |
125 |
// new device, port and channel |
// remember new device, port and channel if not engine channel yet created |
126 |
pMidiInputDevice = pDevice; |
if (!pEngineChannel) { |
127 |
this->midiPort = iMidiPort; |
this->pMidiInputDevice = pDevice; |
128 |
this->midiChannel = MidiChannel; |
this->iMidiPort = iMidiPort; |
129 |
|
this->midiChannel = MidiChannel; |
130 |
|
} |
131 |
|
|
132 |
// connect new device port |
// connect new device port |
133 |
pMidiInputPort = GetMidiInputDevicePort(this->midiPort); |
if (pNewMidiInputPort && pEngineChannel) pNewMidiInputPort->Connect(pEngineChannel, MidiChannel); |
|
if (pMidiInputPort && pEngineChannel) pMidiInputPort->Connect(pEngineChannel, MidiChannel); |
|
134 |
// Ooops. |
// Ooops. |
135 |
if (pMidiInputPort == NULL) |
if (pNewMidiInputPort == NULL) |
136 |
throw LinuxSamplerException("There is no MIDI input port with index " + ToString(iMidiPort) + "."); |
throw LinuxSamplerException("There is no MIDI input port with index " + ToString(iMidiPort) + "."); |
137 |
} |
} |
138 |
|
|
140 |
return pEngineChannel; |
return pEngineChannel; |
141 |
} |
} |
142 |
|
|
143 |
MidiInputPort::midi_chan_t SamplerChannel::GetMidiInputChannel() { |
midi_chan_t SamplerChannel::GetMidiInputChannel() { |
144 |
|
if (pEngineChannel) this->midiChannel = pEngineChannel->MidiChannel(); |
145 |
return this->midiChannel; |
return this->midiChannel; |
146 |
} |
} |
147 |
|
|
148 |
int SamplerChannel::GetMidiInputPort() { |
int SamplerChannel::GetMidiInputPort() { |
149 |
MidiInputPort* pMidiInputPort = GetMidiInputDevicePort(this->midiPort); |
MidiInputPort* pMidiInputPort = (pEngineChannel) ? pEngineChannel->GetMidiInputPort() : NULL; |
150 |
return (pMidiInputPort ? (int) pMidiInputPort->GetPortNumber() : -1); |
if (pMidiInputPort) this->iMidiPort = (int) pMidiInputPort->GetPortNumber(); |
151 |
|
return iMidiPort; |
152 |
} |
} |
153 |
|
|
154 |
AudioOutputDevice* SamplerChannel::GetAudioOutputDevice() { |
AudioOutputDevice* SamplerChannel::GetAudioOutputDevice() { |
156 |
} |
} |
157 |
|
|
158 |
MidiInputDevice* SamplerChannel::GetMidiInputDevice() { |
MidiInputDevice* SamplerChannel::GetMidiInputDevice() { |
159 |
|
if (pEngineChannel) |
160 |
|
pMidiInputDevice = (pEngineChannel->GetMidiInputPort()) ? pEngineChannel->GetMidiInputPort()->GetDevice() : NULL; |
161 |
return pMidiInputDevice; |
return pMidiInputDevice; |
162 |
} |
} |
163 |
|
|
175 |
throw LinuxSamplerException("Internal error: SamplerChannel index not found"); |
throw LinuxSamplerException("Internal error: SamplerChannel index not found"); |
176 |
} |
} |
177 |
|
|
178 |
MidiInputPort* SamplerChannel::GetMidiInputDevicePort(int iMidiPort) { |
MidiInputPort* SamplerChannel::__GetMidiInputDevicePort(int iMidiPort) { |
179 |
MidiInputPort* pMidiInputPort = NULL; |
MidiInputPort* pMidiInputPort = NULL; |
180 |
|
MidiInputDevice* pMidiInputDevice = GetMidiInputDevice(); |
181 |
if (pMidiInputDevice) |
if (pMidiInputDevice) |
182 |
pMidiInputPort = pMidiInputDevice->GetPort(iMidiPort); |
pMidiInputPort = pMidiInputDevice->GetPort(iMidiPort); |
183 |
return pMidiInputPort; |
return pMidiInputPort; |