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OPL/Source/PluginProcessor.cpp

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#include "PluginProcessor.h"
#include "PluginGui.h"
#include "EnumFloatParameter.h"
#include "IntFloatParameter.h"
#include "SbiLoader.h"
//==============================================================================
JuceOplvstiAudioProcessor::JuceOplvstiAudioProcessor()
{
// Initalize OPL
velocity = false;
Opl = new Hiopl(44100); // 1 second at 44100
Opl->SetSampleRate(44100);
Opl->EnableWaveformControl();
// Initialize parameters
const String waveforms[] = {"Sine", "Half Sine", "Abs Sine", "Quarter Sine", "Alternating Sine", "Camel Sine", "Square", "Logarithmic Sawtooth"};
params.push_back(new EnumFloatParameter("Carrier Wave",
StringArray(waveforms, sizeof(waveforms)/sizeof(String)))
);
params.push_back(new EnumFloatParameter("Modulator Wave",
StringArray(waveforms, sizeof(waveforms)/sizeof(String)))
);
const String frq_multipliers[] = {
"x0.5", "x1", "x2", "x3", "x4", "x5", "x6", "x7", "x8", "x9", "x10", "x10", "x12", "x12", "x15", "x15"
};
params.push_back(new EnumFloatParameter("Carrier Frequency Multiplier",
StringArray(frq_multipliers, sizeof(frq_multipliers)/sizeof(String)))
);
params.push_back(new EnumFloatParameter("Modulator Frequency Multiplier",
StringArray(frq_multipliers, sizeof(frq_multipliers)/sizeof(String)))
);
const String levels[] = {"0.00 dB", "0.75 dB", "1.50 dB", "2.25 dB", "3.00 dB", "3.75 dB", "4.50 dB", "5.25 dB", "6.00 dB", "6.75 dB", "7.50 dB", "8.25 dB", "9.00 dB", "9.75 dB", "10.50 dB", "11.25 dB", "12.00 dB", "12.75 dB", "13.50 dB", "14.25 dB", "15.00 dB", "15.75 dB", "16.50 dB", "17.25 dB", "18.00 dB", "18.75 dB", "19.50 dB", "20.25 dB", "21.00 dB", "21.75 dB", "22.50 dB", "23.25 dB", "24.00 dB", "24.75 dB", "25.50 dB", "26.25 dB", "27.00 dB", "27.75 dB", "28.50 dB", "29.25 dB", "30.00 dB", "30.75 dB", "31.50 dB", "32.25 dB", "33.00 dB", "33.75 dB", "34.50 dB", "35.25 dB", "36.00 dB", "36.75 dB", "37.50 dB", "38.25 dB", "39.00 dB", "39.75 dB", "40.50 dB", "41.25 dB", "42.00 dB", "42.75 dB", "43.50 dB", "44.25 dB", "45.00 dB", "45.75 dB", "46.50 dB", "47.25 dB"};
params.push_back(new EnumFloatParameter("Carrier Attenuation",
StringArray(levels, sizeof(levels)/sizeof(String)))
);
params.push_back(new EnumFloatParameter("Modulator Attenuation",
StringArray(levels, sizeof(levels)/sizeof(String)))
);
const String depth[] = {"Light", "Heavy"};
params.push_back(new EnumFloatParameter("Tremolo Depth",
StringArray(depth, sizeof(depth)/sizeof(String)))
);
params.push_back(new EnumFloatParameter("Vibrato Depth",
StringArray(depth, sizeof(depth)/sizeof(String)))
);
const String onoff[] = {"Disable", "Enable"};
params.push_back(new EnumFloatParameter("Carrier Tremolo",
StringArray(onoff, sizeof(onoff)/sizeof(String)))
);
params.push_back(new EnumFloatParameter("Carrier Vibrato",
StringArray(onoff, sizeof(onoff)/sizeof(String)))
);
params.push_back(new EnumFloatParameter("Carrier Sustain",
StringArray(onoff, sizeof(onoff)/sizeof(String)))
);
params.push_back(new EnumFloatParameter("Carrier Keyscale Rate",
StringArray(onoff, sizeof(onoff)/sizeof(String)))
);
params.push_back(new EnumFloatParameter("Modulator Tremolo",
StringArray(onoff, sizeof(onoff)/sizeof(String)))
);
params.push_back(new EnumFloatParameter("Modulator Vibrato",
StringArray(onoff, sizeof(onoff)/sizeof(String)))
);
params.push_back(new EnumFloatParameter("Modulator Sustain",
StringArray(onoff, sizeof(onoff)/sizeof(String)))
);
params.push_back(new EnumFloatParameter("Modulator Keyscale Rate",
StringArray(onoff, sizeof(onoff)/sizeof(String)))
);
const String ksrs[] = {"None","1.5 dB/8ve","3 dB/8ve","6 dB/8ve"};
params.push_back(new EnumFloatParameter("Carrier Keyscale Level",
StringArray(ksrs, sizeof(ksrs)/sizeof(String)))
);
params.push_back(new EnumFloatParameter("Modulator Keyscale Level",
StringArray(ksrs, sizeof(ksrs)/sizeof(String)))
);
const String algos[] = {"Frequency Modulation", "Additive"};
params.push_back(new EnumFloatParameter("Algorithm",
StringArray(algos, sizeof(algos)/sizeof(String)))
);
params.push_back(new IntFloatParameter("Modulator Feedback", 0, 7));
params.push_back(new IntFloatParameter("Carrier Attack", 0, 15));
params.push_back(new IntFloatParameter("Carrier Decay", 0, 15));
params.push_back(new IntFloatParameter("Carrier Sustain Level", 0, 15));
params.push_back(new IntFloatParameter("Carrier Release", 0, 15));
params.push_back(new IntFloatParameter("Modulator Attack", 0, 15));
params.push_back(new IntFloatParameter("Modulator Decay", 0, 15));
params.push_back(new IntFloatParameter("Modulator Sustain Level", 0, 15));
params.push_back(new IntFloatParameter("Modulator Release", 0, 15));
const String sensitivitySettings[] = {"None", "Low", "High"};
params.push_back(new EnumFloatParameter("Carrier Velocity Sensitivity",
StringArray(sensitivitySettings, sizeof(sensitivitySettings)/sizeof(String)))
);
params.push_back(new EnumFloatParameter("Modulator Velocity Sensitivity",
StringArray(sensitivitySettings, sizeof(sensitivitySettings)/sizeof(String)))
);
for(unsigned int i = 0; i < params.size(); i++) {
paramIdxByName[params[i]->getName()] = i;
}
initPrograms();
for(std::map<String,std::vector<float>>::iterator it = programs.begin(); it != programs.end(); ++it) {
program_order.push_back(it->first);
}
setCurrentProgram(0);
for (int i = 0; i < Hiopl::CHANNELS+1; i++) {
active_notes[i] = NO_NOTE;
}
currentScaledBend = 1.0f;
}
void JuceOplvstiAudioProcessor::initPrograms()
{
// these ones from the Syndicate in-game music
const float i_params_0[] = {
0.000000f, 0.330000f, // waveforms
0.066667f, 0.133333f, // frq multipliers
0.142857f, 0.412698f, // attenuation
0.000000f, 0.000000f, // tremolo / vibrato depth
0.0f, 0.0f, 1.0f, 0.0f, // tre / vib / sus / ks
0.0f, 0.0f, 1.0f, 1.0f, // tre / vib / sus / ks
0.000000f, 0.000000f, // KSR/8ve
0.000000f, // algorithm
0.000000f, // feedback
0.5f, 0.3f, 0.3f, 0.3f, // adsr
0.5f, 0.3f, 0.1f, 0.6f, // adsr
0.0f, 0.0f, // velocity sensitivity
};
std::vector<float> v_i_params_0 (i_params_0, i_params_0 + sizeof(i_params_0) / sizeof(float));
programs["Mercenary Bass"] = std::vector<float>(v_i_params_0);
const float i_params_19189[] = {
0.000000f, 0.000000f, // waveforms
0.066667f, 0.200000f, // frq multipliers
0.000000f, 0.285714f, // attenuation
0.000000f, 0.000000f, // tremolo / vibrato depth
0.0f, 0.0f, 0.0f, 1.0f, // tre / vib / sus / ks
0.0f, 0.0f, 0.0f, 1.0f, // tre / vib / sus / ks
0.000000f, 0.000000f, // KSR/8ve
0.000000f, // algorithm
0.571429f, // feedback
1.0f, 1.0f, 0.0f, 0.3f, // adsr
1.0f, 0.5f, 0.2f, 0.3f, // adsr
0.0f, 0.0f, // velocity sensitivity
};
std::vector<float> v_i_params_19189 (i_params_19189, i_params_19189 + sizeof(i_params_19189) / sizeof(float));
programs["Patrol Bass"] = std::vector<float>(v_i_params_19189);
const float i_params_38377[] = {
0.000000f, 0.160000f, // waveforms
0.066667f, 0.066667f, // frq multipliers
0.000000f, 0.460317f, // attenuation
0.000000f, 0.000000f, // tremolo / vibrato depth
0.0f, 0.0f, 0.0f, 0.0f, // tre / vib / sus / ks
0.0f, 0.0f, 0.0f, 0.0f, // tre / vib / sus / ks
0.000000f, 0.000000f, // KSR/8ve
0.000000f, // algorithm
0.000000f, // feedback
1.0f, 0.3f, 0.5f, 0.5f, // adsr
1.0f, 0.1f, 0.9f, 1.0f, // adsr
0.0f, 0.0f, // velocity sensitivity
};
std::vector<float> v_i_params_38377 (i_params_38377, i_params_38377 + sizeof(i_params_38377) / sizeof(float));
programs["Subdue Bass"] = std::vector<float>(v_i_params_38377);
const float i_params_38392[] = {
0.000000f, 0.000000f, // waveforms
0.000000f, 0.000000f, // frq multipliers
0.000000f, 0.000000f, // attenuation
0.000000f, 0.000000f, // tremolo / vibrato depth
0.0f, 0.0f, 1.0f, 0.0f, // tre / vib / sus / ks
0.0f, 0.0f, 0.0f, 0.0f, // tre / vib / sus / ks
0.000000f, 0.000000f, // KSR/8ve
0.000000f, // algorithm
0.000000f, // feedback
0.1f, 0.1f, 0.7f, 0.1f, // adsr
0.1f, 0.9f, 0.1f, 0.1f, // adsr
0.0f, 0.0f, // velocity sensitivity
};
std::vector<float> v_i_params_38392 (i_params_38392, i_params_38392 + sizeof(i_params_38392) / sizeof(float));
programs["Dark Future Sweep"] = std::vector<float>(v_i_params_38392);
const float i_params_39687[] = {
0.000000f, 0.000000f, // waveforms
0.066667f, 0.333333f, // frq multipliers
0.000000f, 0.301587f, // attenuation
0.000000f, 0.000000f, // tremolo / vibrato depth
0.0f, 0.0f, 0.0f, 0.0f, // tre / vib / sus / ks
0.0f, 0.0f, 0.0f, 1.0f, // tre / vib / sus / ks
0.000000f, 1.000000f, // KSR/8ve
0.000000f, // algorithm
0.571429f, // feedback
1.0f, 0.3f, 0.1f, 0.3f, // adsr
1.0f, 0.7f, 0.0f, 0.4f, // adsr
0.0f, 0.0f, // velocity sensitivity
};
std::vector<float> v_i_params_39687 (i_params_39687, i_params_39687 + sizeof(i_params_39687) / sizeof(float));
programs["Sinister Bass"] = std::vector<float>(v_i_params_39687);
const float i_params_76784[] = {
0.000000f, 0.330000f, // waveforms
0.066667f, 0.133333f, // frq multipliers
0.000000f, 0.428571f, // attenuation
0.000000f, 0.000000f, // tremolo / vibrato depth
0.0f, 0.0f, 1.0f, 0.0f, // tre / vib / sus / ks
0.0f, 0.0f, 0.0f, 0.0f, // tre / vib / sus / ks
0.000000f, 0.000000f, // KSR/8ve
0.000000f, // algorithm
0.000000f, // feedback
1.0f, 0.3f, 0.4f, 0.4f, // adsr
1.0f, 0.4f, 0.5f, 0.3f, // adsr
0.0f, 0.0f, // velocity sensitivity
};
std::vector<float> v_i_params_76784 (i_params_76784, i_params_76784 + sizeof(i_params_76784) / sizeof(float));
programs["Buzcut Bass"] = std::vector<float>(v_i_params_76784);
const float i_params_97283[] = {
0.000000f, 0.330000f, // waveforms
0.133333f, 0.400000f, // frq multipliers
0.000000f, 0.365079f, // attenuation
0.000000f, 0.000000f, // tremolo / vibrato depth
0.0f, 0.0f, 0.0f, 1.0f, // tre / vib / sus / ks
0.0f, 0.0f, 0.0f, 1.0f, // tre / vib / sus / ks
0.000000f, 0.660000f, // KSR/8ve
0.000000f, // algorithm
0.000000f, // feedback
0.6f, 0.7f, 0.0f, 0.2f, // adsr
0.6f, 0.7f, 0.1f, 0.1f, // adsr
0.0f, 0.0f, // velocity sensitivity
};
std::vector<float> v_i_params_97283 (i_params_97283, i_params_97283 + sizeof(i_params_97283) / sizeof(float));
programs["Death Toll Bell"] = std::vector<float>(v_i_params_97283);
// The start of the Dune 2 introduction
const float i_params_3136[] = {
0.000000f, 0.330000f, // waveforms
0.133333f, 0.133333f, // frq multipliers
0.000000f, 0.333333f, // attenuation
0.000000f, 0.000000f, // tremolo / vibrato depth
0.0f, 0.0f, 0.0f, 0.0f, // tre / vib / sus / ks
0.0f, 0.0f, 0.0f, 0.0f, // tre / vib / sus / ks
0.000000f, 0.330000f, // KSR/8ve
0.000000f, // algorithm
0.571429f, // feedback
1.0f, 0.1f, 0.1f, 0.3f, // adsr
1.0f, 0.4f, 0.2f, 0.3f, // adsr
0.0f, 0.0f, // velocity sensitivity
};
std::vector<float> v_i_params_3136 (i_params_3136, i_params_3136 + sizeof(i_params_3136) / sizeof(float));
programs["Westwood Chime"] = std::vector<float>(v_i_params_3136);
const float i_params_7254[] = {
0.000000f, 0.160000f, // waveforms
0.066667f, 0.066667f, // frq multipliers
0.253968f, 0.476190f, // attenuation
0.000000f, 0.000000f, // tremolo / vibrato depth
1.0f, 1.0f, 1.0f, 1.0f, // tre / vib / sus / ks
1.0f, 1.0f, 0.0f, 0.0f, // tre / vib / sus / ks
0.000000f, 0.330000f, // KSR/8ve
0.000000f, // algorithm
0.571429f, // feedback
0.1f, 0.1f, 0.1f, 0.1f, // adsr
0.2f, 0.1f, 0.1f, 0.0f, // adsr
0.0f, 0.0f, // velocity sensitivity
};
std::vector<float> v_i_params_7254 (i_params_7254, i_params_7254 + sizeof(i_params_7254) / sizeof(float));
programs["Desert Pipe"] = std::vector<float>(v_i_params_7254);
const float i_params_20108[] = {
0.000000f, 0.000000f, // waveforms
0.400000f, 0.066667f, // frq multipliers
0.238095f, 0.000000f, // attenuation
0.000000f, 0.000000f, // tremolo / vibrato depth
1.0f, 1.0f, 1.0f, 0.0f, // tre / vib / sus / ks
0.0f, 1.0f, 1.0f, 0.0f, // tre / vib / sus / ks
0.000000f, 0.330000f, // KSR/8ve
0.000000f, // algorithm
0.000000f, // feedback
0.1f, 0.1f, 0.1f, 0.1f, // adsr
0.1f, 0.1f, 0.1f, 0.1f, // adsr
0.0f, 0.0f, // velocity sensitivity
};
std::vector<float> v_i_params_20108 (i_params_20108, i_params_20108 + sizeof(i_params_20108) / sizeof(float));
programs["Y2180 Strings"] = std::vector<float>(v_i_params_20108);
const float i_params_27550[] = {
0.500000f, 0.000000f, // waveforms
0.000000f, 0.066667f, // frq multipliers
0.238095f, 0.793651f, // attenuation
0.000000f, 0.000000f, // tremolo / vibrato depth
0.0f, 1.0f, 0.0f, 0.0f, // tre / vib / sus / ks
0.0f, 0.0f, 1.0f, 1.0f, // tre / vib / sus / ks
0.000000f, 0.000000f, // KSR/8ve
0.000000f, // algorithm
0.571429f, // feedback
1.0f, 0.0f, 1.0f, 1.0f, // adsr
0.9f, 0.1f, 0.0f, 1.0f, // adsr
0.0f, 0.0f, // velocity sensitivity
};
std::vector<float> v_i_params_27550 (i_params_27550, i_params_27550 + sizeof(i_params_27550) / sizeof(float));
programs["Emperor Chord"] = std::vector<float>(v_i_params_27550);
const float i_params_harpsi[] = {
0.330000f, 0.160000f, // waveforms
0.066667f, 0.200000f, // frq multipliers
0.142857f, 0.260000f, // attenuation
0.000000f, 0.000000f, // tremolo / vibrato depth
0.0f, 0.0f, 1.0f, 0.0f, // tre / vib / sus / ks
0.0f, 1.0f, 1.0f, 1.0f, // tre / vib / sus / ks
0.000000f, 0.000000f, // KSR/8ve
0.000000f, // algorithm
0.000000f, // feedback
0.85f, 0.3f, 0.3f, 0.3f, // adsr
0.85f, 0.3f, 0.1f, 0.6f, // adsr
0.0f, 0.0f, // velocity sensitivity
};
std::vector<float> v_i_params_harpsi (i_params_harpsi, i_params_harpsi + sizeof(i_params_harpsi) / sizeof(float));
programs["Harpsi"] = std::vector<float>(v_i_params_harpsi);
const float i_params_tromba[] = {
0.000000f, 0.160000f, // waveforms
0.066667f, 0.000000f, // frq multipliers
0.142857f, 0.220000f, // attenuation
0.000000f, 0.000000f, // tremolo / vibrato depth
0.0f, 0.0f, 1.0f, 0.0f, // tre / vib / sus / ks
1.0f, 0.0f, 1.0f, 1.0f, // tre / vib / sus / ks
0.000000f, 0.000000f, // KSR/8ve
0.000000f, // algorithm
0.500000f, // feedback
0.45f, 0.3f, 0.3f, 0.3f, // adsr
0.45f, 0.45f, 0.1f, 0.6f, // adsr
0.0f, 0.0f, // velocity sensitivity
};
std::vector<float> v_i_params_tromba (i_params_tromba, i_params_tromba + sizeof(i_params_tromba) / sizeof(float));
programs["Tromba"] = std::vector<float>(v_i_params_tromba);
const float i_params_bassdrum[] = {
0.000000f, 0.500000f, // waveforms
0.000000f, 0.000000f, // frq multipliers
0.000000f, 0.090000f, // attenuation
0.000000f, 0.000000f, // tremolo / vibrato depth
1.0f, 1.0f, 1.0f, 0.0f, // tre / vib / sus / ks
1.0f, 1.0f, 1.0f, 1.0f, // tre / vib / sus / ks
0.000000f, 0.000000f, // KSR/8ve
0.000000f, // algorithm
0.500000f, // feedback
1.00f, 0.5f, 0.3f, 0.4f, // adsr
1.00f, 0.75f, 0.5f, 0.5f, // adsr
0.0f, 0.0f, // velocity sensitivity
};
std::vector<float> v_i_params_bassdrum (i_params_bassdrum, i_params_bassdrum + sizeof(i_params_bassdrum) / sizeof(float));
programs["bassdrum"] = std::vector<float>(v_i_params_bassdrum);
}
void JuceOplvstiAudioProcessor::applyPitchBend()
{ // apply the currently configured pitch bend to all active notes.
for (int i = 1; i <= Hiopl::CHANNELS; i++) {
if (NO_NOTE != active_notes[i]) {
float f = (float)MidiMessage::getMidiNoteInHertz(active_notes[i]);
f *= currentScaledBend;
Opl->SetFrequency(i, f);
}
}
}
JuceOplvstiAudioProcessor::~JuceOplvstiAudioProcessor()
{
}
//==============================================================================
const String JuceOplvstiAudioProcessor::getName() const
{
return JucePlugin_Name;
}
int JuceOplvstiAudioProcessor::getNumParameters()
{
return params.size();
}
float JuceOplvstiAudioProcessor::getParameter (int index)
{
return params[index]->getParameter();
}
void JuceOplvstiAudioProcessor::setIntParameter (String name, int value)
{
int i = paramIdxByName[name];
IntFloatParameter* p = (IntFloatParameter*)params[i];
p->setParameterValue(value);
setParameter(i, p->getParameter());
}
void JuceOplvstiAudioProcessor::setEnumParameter (String name, int index)
{
int i = paramIdxByName[name];
EnumFloatParameter* p = (EnumFloatParameter*)params[i];
p->setParameterIndex(index);
setParameter(i, p->getParameter());
}
int JuceOplvstiAudioProcessor::getIntParameter (String name)
{
int i = paramIdxByName[name];
IntFloatParameter* p = (IntFloatParameter*)params[i];
return p->getParameterValue();
}
int JuceOplvstiAudioProcessor::getEnumParameter (String name)
{
int i = paramIdxByName[name];
EnumFloatParameter* p = (EnumFloatParameter*)params[i];
return p->getParameterIndex();
}
void JuceOplvstiAudioProcessor::setParameter (int index, float newValue)
{
FloatParameter* p = params[index];
p->setParameter(newValue);
String name = p->getName();
int osc = 2; // Carrier
if (name.startsWith("Modulator")) {
osc = 1;
}
if (name.endsWith("Wave")) {
for(int c=1;c<=Hiopl::CHANNELS;c++) Opl->SetWaveform(c, osc, (Waveform)((EnumFloatParameter*)p)->getParameterIndex());
} else if (name.endsWith("Attenuation")) {
for(int c=1;c<=Hiopl::CHANNELS;c++) Opl->SetAttenuation(c, osc, ((EnumFloatParameter*)p)->getParameterIndex());
} else if (name.endsWith("Frequency Multiplier")) {
for(int c=1;c<=Hiopl::CHANNELS;c++) Opl->SetFrequencyMultiple(c, osc, (FreqMultiple)((EnumFloatParameter*)p)->getParameterIndex());
} else if (name.endsWith("Attack")) {
for(int c=1;c<=Hiopl::CHANNELS;c++) Opl->SetEnvelopeAttack(c, osc, ((IntFloatParameter*)p)->getParameterValue());
} else if (name.endsWith("Decay")) {
for(int c=1;c<=Hiopl::CHANNELS;c++) Opl->SetEnvelopeDecay(c, osc, ((IntFloatParameter*)p)->getParameterValue());
} else if (name.endsWith("Sustain Level")) {
for(int c=1;c<=Hiopl::CHANNELS;c++) Opl->SetEnvelopeSustain(c, osc, ((IntFloatParameter*)p)->getParameterValue());
} else if (name.endsWith("Release")) {
for(int c=1;c<=Hiopl::CHANNELS;c++) Opl->SetEnvelopeRelease(c, osc, ((IntFloatParameter*)p)->getParameterValue());
} else if (name.endsWith("Feedback")) {
for(int c=1;c<=Hiopl::CHANNELS;c++) Opl->SetModulatorFeedback(c, ((IntFloatParameter*)p)->getParameterValue());
} else if (name.endsWith("Keyscale Level")) {
for(int c=1;c<=Hiopl::CHANNELS;c++) Opl->SetKsl(c, osc, ((EnumFloatParameter*)p)->getParameterIndex());
} else if (name.endsWith("Keyscale Rate")) {
for(int c=1;c<=Hiopl::CHANNELS;c++) Opl->EnableKsr(c, osc, ((EnumFloatParameter*)p)->getParameterIndex() > 0);
} else if (name.endsWith("Sustain")) {
for(int c=1;c<=Hiopl::CHANNELS;c++) Opl->EnableSustain(c, osc, ((EnumFloatParameter*)p)->getParameterIndex() > 0);
} else if (name.endsWith("Tremolo")) {
for(int c=1;c<=Hiopl::CHANNELS;c++) Opl->EnableTremolo(c, osc, ((EnumFloatParameter*)p)->getParameterIndex() > 0);
} else if (name.endsWith("Vibrato")) {
for(int c=1;c<=Hiopl::CHANNELS;c++) Opl->EnableVibrato(c, osc, ((EnumFloatParameter*)p)->getParameterIndex() > 0);
} else if (name.endsWith("Algorithm")) {
for(int c=1;c<=Hiopl::CHANNELS;c++) Opl->EnableAdditiveSynthesis(c, ((EnumFloatParameter*)p)->getParameterIndex() > 0);
} else if (name.startsWith("Tremolo Depth")) {
Opl->TremoloDepth(((EnumFloatParameter*)p)->getParameterIndex() > 0);
} else if (name.startsWith("Vibrato Depth")) {
Opl->VibratoDepth(((EnumFloatParameter*)p)->getParameterIndex() > 0);
}
}
void JuceOplvstiAudioProcessor::loadInstrumentFromFile(String filename)
{
FILE* f = fopen(filename.toUTF8(), "rb");
unsigned char buf[MAX_INSTRUMENT_FILE_SIZE_BYTES];
int n = fread(buf, 1, MAX_INSTRUMENT_FILE_SIZE_BYTES, f);
fclose(f);
SbiLoader* loader = new SbiLoader();
loader->loadInstrumentData(n, buf, this);
updateGuiIfPresent();
}
void JuceOplvstiAudioProcessor::setParametersByRegister(int register_base, int op, uint8 value)
{
const String operators[] = {"Modulator", "Carrier"};
register_base &= 0xF0;
switch (register_base) {
case 0x20:
setEnumParameter(operators[op] + " Tremolo", (value & 0x80) ? 1 : 0);
setEnumParameter(operators[op] + " Vibrato", (value & 0x40) ? 1 : 0);
setEnumParameter(operators[op] + " Sustain", (value & 0x20) ? 1 : 0);
setEnumParameter(operators[op] + " Keyscale Rate", (value & 0x10) ? 1 : 0);
setEnumParameter(operators[op] + " Frequency Multiplier", value & 0x0f);
break;
case 0x40:
setEnumParameter(operators[op] + " Keyscale Level", (value & 0xc0) >> 6);
setEnumParameter(operators[op] + " Attenuation", value & 0x3f);
break;
case 0x60:
setIntParameter(operators[op] + " Attack", (value & 0xf0) >> 4);
setIntParameter(operators[op] + " Decay", value & 0x0f);
break;
case 0x80:
setIntParameter(operators[op] + " Sustain Level", (value & 0xf0) >> 4);
setIntParameter(operators[op] + " Release", value & 0x0f);
break;
case 0xC0:
setIntParameter("Modulator Feedback", (value & 0xe) >> 1);
setEnumParameter("Algorithm", value & 0x1);
break;
case 0xE0:
printf("Setting wave to %d", value & 0x7);
setEnumParameter(operators[op] + " Wave", value & 0x7);
break;
default:
break;
}
}
const String JuceOplvstiAudioProcessor::getParameterName (int index)
{
return params[index]->getName();
}
const String JuceOplvstiAudioProcessor::getParameterText (int index)
{
return params[index]->getParameterText();
}
const String JuceOplvstiAudioProcessor::getInputChannelName (int channelIndex) const
{
return String (channelIndex + 1);
}
const String JuceOplvstiAudioProcessor::getOutputChannelName (int channelIndex) const
{
return String (channelIndex + 1);
}
bool JuceOplvstiAudioProcessor::isInputChannelStereoPair (int index) const
{
return false;
}
bool JuceOplvstiAudioProcessor::isOutputChannelStereoPair (int index) const
{
return false;
}
bool JuceOplvstiAudioProcessor::acceptsMidi() const
{
#if JucePlugin_WantsMidiInput
return true;
#else
return false;
#endif
}
bool JuceOplvstiAudioProcessor::producesMidi() const
{
#if JucePlugin_ProducesMidiOutput
return true;
#else
return false;
#endif
}
bool JuceOplvstiAudioProcessor::silenceInProducesSilenceOut() const
{
return false;
}
double JuceOplvstiAudioProcessor::getTailLengthSeconds() const
{
return 0.0;
}
int JuceOplvstiAudioProcessor::getNumPrograms()
{
return programs.size();
}
int JuceOplvstiAudioProcessor::getCurrentProgram()
{
return i_program;
}
void JuceOplvstiAudioProcessor::updateGuiIfPresent()
{
PluginGui* gui = (PluginGui*)getActiveEditor();
if (gui) {
gui->updateFromParameters();
}
}
void JuceOplvstiAudioProcessor::setCurrentProgram (int index)
{
i_program = index;
std::vector<float> &v_params = programs[getProgramName(index)];
for (unsigned int i = 0; i < params.size() && i < v_params.size(); i++) {
setParameter(i, v_params[i]);
}
updateGuiIfPresent();
}
const String JuceOplvstiAudioProcessor::getProgramName (int index)
{
return program_order[index];
}
void JuceOplvstiAudioProcessor::changeProgramName (int index, const String& newName)
{
}
//==============================================================================
void JuceOplvstiAudioProcessor::prepareToPlay (double sampleRate, int samplesPerBlock)
{
//Opl->SetSampleRate((int)sampleRate);
// Use this method as the place to do any pre-playback
// initialisation that you need..
}
void JuceOplvstiAudioProcessor::releaseResources()
{
// When playback stops, you can use this as an opportunity to free up any
// spare memory, etc.
}
void JuceOplvstiAudioProcessor::processBlock (AudioSampleBuffer& buffer, MidiBuffer& midiMessages)
{
buffer.clear(0, 0, buffer.getNumSamples());
MidiBuffer::Iterator midi_buffer_iterator(midiMessages);
MidiMessage midi_message(0);
int sample_number;
while (midi_buffer_iterator.getNextEvent(midi_message,sample_number)) {
if (midi_message.isNoteOn()) {
//note on at sample_number samples after
//the beginning of the current buffer
int n = midi_message.getNoteNumber();
float noteHz = (float)MidiMessage::getMidiNoteInHertz(n);
int ch = 1;
while (ch <= Hiopl::CHANNELS && NO_NOTE != active_notes[ch]) {
ch += 1;
}
switch (getEnumParameter("Carrier Velocity Sensitivity")) {
case 0:
Opl->SetAttenuation(ch, 2, getEnumParameter("Carrier Attenuation"));
break;
case 1:
Opl->SetAttenuation(ch, 2, 16 - (midi_message.getVelocity() / 8));
break;
case 2:
Opl->SetAttenuation(ch, 2, 32 - (midi_message.getVelocity() / 4));
break;
}
switch (getEnumParameter("Modulator Velocity Sensitivity")) {
case 0:
Opl->SetAttenuation(ch, 1, getEnumParameter("Modulator Attenuation"));
break;
case 1:
Opl->SetAttenuation(ch, 1, 32 - (midi_message.getVelocity() / 4));
break;
case 2:
Opl->SetAttenuation(ch, 1, 63 - (midi_message.getVelocity() / 2));
break;
}
Opl->KeyOn(ch, noteHz);
active_notes[ch] = n;
applyPitchBend();
}
else if (midi_message.isNoteOff()) {
int n = midi_message.getNoteNumber();
int ch = 1;
while (ch <= Hiopl::CHANNELS && n != active_notes[ch]) {
ch += 1;
}
Opl->KeyOff(ch);
active_notes[ch] = NO_NOTE;
}
else if (midi_message.isPitchWheel()) {
int bend = midi_message.getPitchWheelValue() - 0x2000; // range -8192 to 8191
// 1.05946309436 == (2^(1/1200))^100 == 1 semitone == 100 cents
currentScaledBend = 1.0f + bend * .05775f / 8192;
applyPitchBend();
}
}
Opl->Generate(buffer.getNumSamples(), buffer.getSampleData(0));
}
//==============================================================================
bool JuceOplvstiAudioProcessor::hasEditor() const
{
return true; // (change this to false if you choose to not supply an editor)
}
AudioProcessorEditor* JuceOplvstiAudioProcessor::createEditor()
{
PluginGui* gui = new PluginGui(this);
gui->updateFromParameters();
return gui;
}
//==============================================================================
void JuceOplvstiAudioProcessor::getStateInformation (MemoryBlock& destData)
{
destData.ensureSize(sizeof(float) * getNumParameters());
for (int i = 0; i < getNumParameters(); i++) {
float p = getParameter(i);
destData.copyFrom((void*)&p, i*sizeof(float), sizeof(float));
}
}
void JuceOplvstiAudioProcessor::setStateInformation (const void* data, int sizeInBytes)
{
float* fdata = (float*)data;
for (unsigned int i = 0; i < sizeInBytes / sizeof(float); i++) {
setParameter(i, fdata[i]);
}
}
//==============================================================================
// This creates new instances of the plugin..
AudioProcessor* JUCE_CALLTYPE createPluginFilter()
{
return new JuceOplvstiAudioProcessor();
}
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