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* * |
* * |
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* Copyright (C) 2003, 2004 by Benno Senoner and Christian Schoenebeck * |
* Copyright (C) 2003, 2004 by Benno Senoner and Christian Schoenebeck * |
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* Copyright (C) 2005 - 2008 Christian Schoenebeck * |
* Copyright (C) 2005 - 2008 Christian Schoenebeck * |
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* Copyright (C) 2009 - 2010 Christian Schoenebeck and Grigor Iliev * |
* Copyright (C) 2009 - 2011 Christian Schoenebeck and Grigor Iliev * |
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* * |
* * |
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* This program is free software; you can redistribute it and/or modify * |
* This program is free software; you can redistribute it and/or modify * |
10 |
* it under the terms of the GNU General Public License as published by * |
* it under the terms of the GNU General Public License as published by * |
31 |
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32 |
namespace LinuxSampler { namespace sfz { |
namespace LinuxSampler { namespace sfz { |
33 |
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34 |
Voice::Voice() { |
typedef LinuxSampler::VoiceBase<EngineChannel, ::sfz::Region, Sample, DiskThread> SfzVoice; |
35 |
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Voice::Voice(): SignalRack(this), SfzVoice(&SignalRack) { |
36 |
pEngine = NULL; |
pEngine = NULL; |
37 |
} |
} |
38 |
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72 |
ri.UnityNote = pRegion->pitch_keycenter; |
ri.UnityNote = pRegion->pitch_keycenter; |
73 |
ri.FineTune = pRegion->tune + pRegion->transpose * 100; |
ri.FineTune = pRegion->tune + pRegion->transpose * 100; |
74 |
ri.Pan = int(pRegion->pan * 0.63); // convert from -100..100 to -64..63 |
ri.Pan = int(pRegion->pan * 0.63); // convert from -100..100 to -64..63 |
75 |
ri.SampleStartOffset = 0; // TODO: |
ri.SampleStartOffset = pRegion->offset ? *(pRegion->offset) : 0; |
76 |
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77 |
ri.EG1PreAttack = pRegion->ampeg_start * 10; |
ri.VCFEnabled = pRegion->cutoff; |
78 |
ri.EG1Attack = pRegion->ampeg_attack; |
switch (pRegion->fil_type) { |
79 |
ri.EG1Hold = pRegion->ampeg_hold; |
case ::sfz::LPF_1P: |
80 |
ri.EG1Decay1 = pRegion->ampeg_decay; |
ri.VCFType = Filter::vcf_type_1p_lowpass; |
81 |
ri.EG1Decay2 = pRegion->ampeg_decay; |
break; |
82 |
ri.EG1Sustain = pRegion->ampeg_sustain * 10; |
case ::sfz::LPF_2P: |
83 |
ri.EG1InfiniteSustain = true; |
ri.VCFType = Filter::vcf_type_2p_lowpass; |
84 |
ri.EG1Release = pRegion->ampeg_release; |
break; |
85 |
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case ::sfz::LPF_4P: |
86 |
ri.EG2PreAttack = pRegion->fileg_start * 10; |
ri.VCFType = Filter::vcf_type_4p_lowpass; |
87 |
ri.EG2Attack = pRegion->fileg_attack; |
break; |
88 |
//ri.EG2Hold = pRegion->fileg_hold; // TODO: |
case ::sfz::LPF_6P: |
89 |
ri.EG2Decay1 = pRegion->fileg_decay; |
ri.VCFType = Filter::vcf_type_6p_lowpass; |
90 |
ri.EG2Decay2 = pRegion->fileg_decay; |
break; |
91 |
ri.EG2Sustain = pRegion->fileg_sustain * 10; |
case ::sfz::HPF_1P: |
92 |
ri.EG2InfiniteSustain = true; |
ri.VCFType = Filter::vcf_type_1p_highpass; |
93 |
ri.EG2Release = pRegion->fileg_release; |
break; |
94 |
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case ::sfz::HPF_2P: |
95 |
ri.EG3Attack = pRegion->pitcheg_attack; |
ri.VCFType = Filter::vcf_type_2p_highpass; |
96 |
ri.EG3Depth = 0; // TODO: |
break; |
97 |
ri.VCFEnabled = false; // TODO: |
case ::sfz::HPF_4P: |
98 |
ri.VCFType = ::gig::vcf_type_lowpass; // TODO: |
ri.VCFType = Filter::vcf_type_4p_highpass; |
99 |
ri.VCFResonance = 0; // TODO: |
break; |
100 |
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case ::sfz::HPF_6P: |
101 |
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ri.VCFType = Filter::vcf_type_6p_highpass; |
102 |
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break; |
103 |
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case ::sfz::BPF_1P: |
104 |
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case ::sfz::BPF_2P: |
105 |
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ri.VCFType = Filter::vcf_type_2p_bandpass; |
106 |
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break; |
107 |
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case ::sfz::BRF_1P: |
108 |
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case ::sfz::BRF_2P: |
109 |
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ri.VCFType = Filter::vcf_type_2p_bandreject; |
110 |
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break; |
111 |
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case ::sfz::APF_1P: |
112 |
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case ::sfz::PKF_2P: |
113 |
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default: |
114 |
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ri.VCFEnabled = false; |
115 |
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break; |
116 |
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} |
117 |
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118 |
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ri.VCFResonance = pRegion->resonance; |
119 |
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120 |
// rt_decay is in dB. Precalculate a suitable value for exp in |
// rt_decay is in dB. Precalculate a suitable value for exp in |
121 |
// GetReleaseTriggerAttenuation: -ln(10) / 20 * rt_decay |
// GetReleaseTriggerAttenuation: -ln(10) / 20 * rt_decay |
141 |
} |
} |
142 |
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143 |
double Voice::GetVelocityRelease(uint8_t MIDIKeyVelocity) { |
double Voice::GetVelocityRelease(uint8_t MIDIKeyVelocity) { |
144 |
return 0.9; // TODO: |
return 127.0 / MIDIKeyVelocity; |
145 |
} |
} |
146 |
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147 |
void Voice::ProcessCCEvent(RTList<Event>::Iterator& itEvent) { |
void Voice::ProcessCCEvent(RTList<Event>::Iterator& itEvent) { |
153 |
}*/ // TODO: ^^^ |
}*/ // TODO: ^^^ |
154 |
} |
} |
155 |
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void Voice::ProcessCutoffEvent(RTList<Event>::Iterator& itEvent) { |
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/*int ccvalue = itEvent->Param.CC.Value; |
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if (VCFCutoffCtrl.value == ccvalue) return; |
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VCFCutoffCtrl.value == ccvalue; |
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if (pRegion->VCFCutoffControllerInvert) ccvalue = 127 - ccvalue; |
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if (ccvalue < pRegion->VCFVelocityScale) ccvalue = pRegion->VCFVelocityScale; |
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float cutoff = CutoffBase * float(ccvalue); |
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if (cutoff > 127.0f) cutoff = 127.0f; |
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VCFCutoffCtrl.fvalue = cutoff; // needed for initialization of fFinalCutoff next time |
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fFinalCutoff = cutoff;*/ // TODO: ^^^ |
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} |
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156 |
double Voice::CalculateCrossfadeVolume(uint8_t MIDIKeyVelocity) { |
double Voice::CalculateCrossfadeVolume(uint8_t MIDIKeyVelocity) { |
157 |
/*float crossfadeVolume; |
/*float crossfadeVolume; |
158 |
switch (pRegion->AttenuationController.type) { |
switch (pRegion->AttenuationController.type) { |
213 |
return eg; |
return eg; |
214 |
} |
} |
215 |
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216 |
void Voice::TriggerEG1(const EGInfo& egInfo, double velrelease, double velocityAttenuation, uint sampleRate, uint8_t velocity) { |
double Voice::GetEG2ControllerValue(uint8_t MIDIKeyVelocity) { |
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// TODO: controller modulation |
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// first check if there is a v2 EG for amplitude |
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for (int i = 0 ; i < pRegion->eg.size() ; i++) { |
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if (pRegion->eg[i].amplitude > 0) { |
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// TODO: actually use the value of the amplitude parameter |
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pEG1 = &EG1; |
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EG1.trigger(pRegion->eg[i], sampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE, velocity); |
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return; |
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} |
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} |
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// otherwise use the v1 EGADSR |
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pEG1 = &EGADSR1; |
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EGADSR1.trigger(uint(RgnInfo.EG1PreAttack), |
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RgnInfo.EG1Attack, |
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RgnInfo.EG1Hold, |
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RgnInfo.EG1Decay1, |
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uint(RgnInfo.EG1Sustain), |
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RgnInfo.EG1Release, |
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sampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE); |
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} |
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double Voice::GetEG2ControllerValue(uint8_t MIDIKeyVelocity) { |
|
217 |
/*double eg2controllervalue = 0; |
/*double eg2controllervalue = 0; |
218 |
switch (pRegion->EG2Controller.type) { |
switch (pRegion->EG2Controller.type) { |
219 |
case ::gig::eg2_ctrl_t::type_none: // no controller defined |
case ::gig::eg2_ctrl_t::type_none: // no controller defined |
249 |
return eg; |
return eg; |
250 |
} |
} |
251 |
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void Voice::InitLFO1() { |
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/*uint16_t lfo1_internal_depth; |
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switch (pRegion->LFO1Controller) { |
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case ::gig::lfo1_ctrl_internal: |
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lfo1_internal_depth = pRegion->LFO1InternalDepth; |
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pLFO1->ExtController = 0; // no external controller |
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bLFO1Enabled = (lfo1_internal_depth > 0); |
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break; |
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case ::gig::lfo1_ctrl_modwheel: |
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lfo1_internal_depth = 0; |
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pLFO1->ExtController = 1; // MIDI controller 1 |
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bLFO1Enabled = (pRegion->LFO1ControlDepth > 0); |
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break; |
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case ::gig::lfo1_ctrl_breath: |
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lfo1_internal_depth = 0; |
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pLFO1->ExtController = 2; // MIDI controller 2 |
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bLFO1Enabled = (pRegion->LFO1ControlDepth > 0); |
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break; |
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case ::gig::lfo1_ctrl_internal_modwheel: |
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lfo1_internal_depth = pRegion->LFO1InternalDepth; |
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pLFO1->ExtController = 1; // MIDI controller 1 |
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bLFO1Enabled = (lfo1_internal_depth > 0 || pRegion->LFO1ControlDepth > 0); |
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break; |
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case ::gig::lfo1_ctrl_internal_breath: |
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lfo1_internal_depth = pRegion->LFO1InternalDepth; |
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pLFO1->ExtController = 2; // MIDI controller 2 |
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bLFO1Enabled = (lfo1_internal_depth > 0 || pRegion->LFO1ControlDepth > 0); |
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break; |
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default: |
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lfo1_internal_depth = 0; |
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pLFO1->ExtController = 0; // no external controller |
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bLFO1Enabled = false; |
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} |
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if (bLFO1Enabled) { |
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pLFO1->trigger(pRegion->LFO1Frequency, |
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start_level_min, |
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lfo1_internal_depth, |
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pRegion->LFO1ControlDepth, |
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pRegion->LFO1FlipPhase, |
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pEngine->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE); |
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pLFO1->update(pLFO1->ExtController ? GetSfzEngineChannel()->ControllerTable[pLFO1->ExtController] : 0); |
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}*/ // TODO: ^^^ |
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bLFO1Enabled = false; |
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} |
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void Voice::InitLFO2() { |
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/*uint16_t lfo2_internal_depth; |
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switch (pRegion->LFO2Controller) { |
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case ::gig::lfo2_ctrl_internal: |
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lfo2_internal_depth = pRegion->LFO2InternalDepth; |
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pLFO2->ExtController = 0; // no external controller |
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bLFO2Enabled = (lfo2_internal_depth > 0); |
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break; |
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case ::gig::lfo2_ctrl_modwheel: |
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lfo2_internal_depth = 0; |
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pLFO2->ExtController = 1; // MIDI controller 1 |
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bLFO2Enabled = (pRegion->LFO2ControlDepth > 0); |
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break; |
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case ::gig::lfo2_ctrl_foot: |
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lfo2_internal_depth = 0; |
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pLFO2->ExtController = 4; // MIDI controller 4 |
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bLFO2Enabled = (pRegion->LFO2ControlDepth > 0); |
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break; |
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case ::gig::lfo2_ctrl_internal_modwheel: |
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lfo2_internal_depth = pRegion->LFO2InternalDepth; |
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pLFO2->ExtController = 1; // MIDI controller 1 |
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bLFO2Enabled = (lfo2_internal_depth > 0 || pRegion->LFO2ControlDepth > 0); |
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break; |
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case ::gig::lfo2_ctrl_internal_foot: |
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lfo2_internal_depth = pRegion->LFO2InternalDepth; |
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pLFO2->ExtController = 4; // MIDI controller 4 |
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bLFO2Enabled = (lfo2_internal_depth > 0 || pRegion->LFO2ControlDepth > 0); |
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break; |
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default: |
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lfo2_internal_depth = 0; |
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pLFO2->ExtController = 0; // no external controller |
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bLFO2Enabled = false; |
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} |
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if (bLFO2Enabled) { |
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pLFO2->trigger(pRegion->LFO2Frequency, |
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start_level_max, |
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lfo2_internal_depth, |
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pRegion->LFO2ControlDepth, |
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pRegion->LFO2FlipPhase, |
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pEngine->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE); |
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pLFO2->update(pLFO2->ExtController ? GetSfzEngineChannel()->ControllerTable[pLFO2->ExtController] : 0); |
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}*/ // TODO: ^^^ |
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bLFO2Enabled = false; |
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} |
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void Voice::InitLFO3() { |
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/*uint16_t lfo3_internal_depth; |
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switch (pRegion->LFO3Controller) { |
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case ::gig::lfo3_ctrl_internal: |
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lfo3_internal_depth = pRegion->LFO3InternalDepth; |
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pLFO3->ExtController = 0; // no external controller |
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bLFO3Enabled = (lfo3_internal_depth > 0); |
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break; |
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case ::gig::lfo3_ctrl_modwheel: |
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lfo3_internal_depth = 0; |
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pLFO3->ExtController = 1; // MIDI controller 1 |
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bLFO3Enabled = (pRegion->LFO3ControlDepth > 0); |
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break; |
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case ::gig::lfo3_ctrl_aftertouch: |
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lfo3_internal_depth = 0; |
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pLFO3->ExtController = 128; |
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bLFO3Enabled = true; |
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break; |
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case ::gig::lfo3_ctrl_internal_modwheel: |
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lfo3_internal_depth = pRegion->LFO3InternalDepth; |
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pLFO3->ExtController = 1; // MIDI controller 1 |
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bLFO3Enabled = (lfo3_internal_depth > 0 || pRegion->LFO3ControlDepth > 0); |
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break; |
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case ::gig::lfo3_ctrl_internal_aftertouch: |
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lfo3_internal_depth = pRegion->LFO3InternalDepth; |
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pLFO1->ExtController = 128; |
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bLFO3Enabled = (lfo3_internal_depth > 0 || pRegion->LFO3ControlDepth > 0); |
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break; |
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default: |
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lfo3_internal_depth = 0; |
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pLFO3->ExtController = 0; // no external controller |
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bLFO3Enabled = false; |
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} |
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if (bLFO3Enabled) { |
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pLFO3->trigger(pRegion->LFO3Frequency, |
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start_level_mid, |
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lfo3_internal_depth, |
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pRegion->LFO3ControlDepth, |
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false, |
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pEngine->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE); |
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pLFO3->update(pLFO3->ExtController ? GetSfzEngineChannel()->ControllerTable[pLFO3->ExtController] : 0); |
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}*/ // TODO: ^^^ |
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bLFO3Enabled = false; |
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} |
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252 |
float Voice::CalculateCutoffBase(uint8_t MIDIKeyVelocity) { |
float Voice::CalculateCutoffBase(uint8_t MIDIKeyVelocity) { |
253 |
/*float cutoff = pRegion->GetVelocityCutoff(MIDIKeyVelocity); |
float cutoff = *pRegion->cutoff; |
254 |
if (pRegion->VCFKeyboardTracking) { |
cutoff *= RTMath::CentsToFreqRatioUnlimited( |
255 |
cutoff *= exp((MIDIKeyVelocity - pRegion->VCFKeyboardTrackingBreakpoint) * 0.057762265f); // (ln(2) / 12) |
MIDIKeyVelocity / 127.0f * pRegion->fil_veltrack + |
256 |
} |
(MIDIKey - pRegion->fil_keycenter) * pRegion->fil_keytrack); |
257 |
return cutoff;*/ // TODO: ^^^ |
return cutoff; |
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return 1.0f; |
|
258 |
} |
} |
259 |
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260 |
float Voice::CalculateFinalCutoff(float cutoffBase) { |
float Voice::CalculateFinalCutoff(float cutoffBase) { |
261 |
/*int cvalue; |
float cutoff = cutoffBase; |
262 |
if (VCFCutoffCtrl.controller) { |
if (cutoff > 0.49 * pEngine->SampleRate) cutoff = 0.49 * pEngine->SampleRate; |
263 |
cvalue = GetSfzEngineChannel()->ControllerTable[VCFCutoffCtrl.controller]; |
return cutoff; |
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if (pRegion->VCFCutoffControllerInvert) cvalue = 127 - cvalue; |
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// VCFVelocityScale in this case means Minimum cutoff |
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if (cvalue < pRegion->VCFVelocityScale) cvalue = pRegion->VCFVelocityScale; |
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} |
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else { |
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cvalue = pRegion->VCFCutoff; |
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} |
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float fco = cutoffBase * float(cvalue); |
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if (fco > 127.0f) fco = 127.0f; |
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return fco;*/ // TODO: ^^^ |
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return 127.0f; |
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} |
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uint8_t Voice::GetVCFCutoffCtrl() { |
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/*uint8_t ctrl; |
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switch (pRegion->VCFCutoffController) { |
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case ::gig::vcf_cutoff_ctrl_modwheel: |
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ctrl = 1; |
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break; |
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case ::gig::vcf_cutoff_ctrl_effect1: |
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ctrl = 12; |
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break; |
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case ::gig::vcf_cutoff_ctrl_effect2: |
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ctrl = 13; |
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break; |
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case ::gig::vcf_cutoff_ctrl_breath: |
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ctrl = 2; |
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break; |
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case ::gig::vcf_cutoff_ctrl_foot: |
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ctrl = 4; |
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break; |
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case ::gig::vcf_cutoff_ctrl_sustainpedal: |
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ctrl = 64; |
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break; |
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case ::gig::vcf_cutoff_ctrl_softpedal: |
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ctrl = 67; |
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break; |
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case ::gig::vcf_cutoff_ctrl_genpurpose7: |
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ctrl = 82; |
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break; |
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case ::gig::vcf_cutoff_ctrl_genpurpose8: |
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ctrl = 83; |
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break; |
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case ::gig::vcf_cutoff_ctrl_aftertouch: |
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ctrl = 128; |
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break; |
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case ::gig::vcf_cutoff_ctrl_none: |
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default: |
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ctrl = 0; |
|
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break; |
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} |
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return ctrl;*/ // TODO: ^^^ |
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return 0; |
|
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} |
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uint8_t Voice::GetVCFResonanceCtrl() { |
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/*uint8_t ctrl; |
|
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switch (pRegion->VCFResonanceController) { |
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case ::gig::vcf_res_ctrl_genpurpose3: |
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ctrl = 18; |
|
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break; |
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case ::gig::vcf_res_ctrl_genpurpose4: |
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ctrl = 19; |
|
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break; |
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case ::gig::vcf_res_ctrl_genpurpose5: |
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ctrl = 80; |
|
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break; |
|
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case ::gig::vcf_res_ctrl_genpurpose6: |
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ctrl = 81; |
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break; |
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case ::gig::vcf_res_ctrl_none: |
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default: |
|
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ctrl = 0; |
|
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} |
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|
|
|
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return ctrl;*/ // TODO: ^^^ |
|
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return 0; |
|
264 |
} |
} |
265 |
|
|
266 |
float Voice::GetReleaseTriggerAttenuation(float noteLength) { |
float Voice::GetReleaseTriggerAttenuation(float noteLength) { |
279 |
EnterReleaseStage(); |
EnterReleaseStage(); |
280 |
} else { |
} else { |
281 |
// kill the voice fast |
// kill the voice fast |
282 |
pEG1->enterFadeOutStage(); |
SignalRack.EnterFadeOutStage(); |
283 |
} |
} |
284 |
} |
} |
285 |
} |
} |
286 |
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|
287 |
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void Voice::SetSampleStartOffset() { |
288 |
|
if (DiskVoice && RgnInfo.SampleStartOffset > pSample->MaxOffset) { |
289 |
|
// The offset is applied to the RAM buffer |
290 |
|
finalSynthesisParameters.dPos = 0; |
291 |
|
Pos = 0; |
292 |
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} else { |
293 |
|
finalSynthesisParameters.dPos = RgnInfo.SampleStartOffset; // offset where we should start playback of sample |
294 |
|
Pos = RgnInfo.SampleStartOffset; |
295 |
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} |
296 |
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} |
297 |
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298 |
}} // namespace LinuxSampler::sfz |
}} // namespace LinuxSampler::sfz |