|
| 1 | +/* |
| 2 | + * DPF STK Plugins |
| 3 | + * Copyright (C) 2019 Filipe Coelho <falktx@falktx.com> |
| 4 | + * |
| 5 | + * Permission to use, copy, modify, and/or distribute this software for any purpose with |
| 6 | + * or without fee is hereby granted, provided that the above copyright notice and this |
| 7 | + * permission notice appear in all copies. |
| 8 | + * |
| 9 | + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH REGARD |
| 10 | + * TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS. IN |
| 11 | + * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL |
| 12 | + * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER |
| 13 | + * IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN |
| 14 | + * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
| 15 | + */ |
| 16 | + |
| 17 | +#ifndef DPF_STK_FLUTE_HPP_INCLUDED |
| 18 | +#define DPF_STK_FLUTE_HPP_INCLUDED |
| 19 | + |
| 20 | +#include "DistrhoPluginUtils.hpp" |
| 21 | +#include "../../stk/include/Flute.h" |
| 22 | +#include "../../stk/include/Voicer.h" |
| 23 | +#include "../../stk/include/SKINImsg.h" |
| 24 | + |
| 25 | +using stk::StkFloat; |
| 26 | + |
| 27 | +START_NAMESPACE_DISTRHO |
| 28 | + |
| 29 | +// ----------------------------------------------------------------------- |
| 30 | + |
| 31 | +class StkFlute : public Plugin |
| 32 | +{ |
| 33 | +public: |
| 34 | + static const size_t kNumVoices = 6; |
| 35 | + |
| 36 | + /* |
| 37 | + Control Change Numbers: |
| 38 | + - Jet Delay = 2 |
| 39 | + - Noise Gain = 4 |
| 40 | + - Vibrato Frequency = 11 |
| 41 | + - Vibrato Gain = 1 |
| 42 | + - Breath Pressure = 128 |
| 43 | + */ |
| 44 | + enum Parameters |
| 45 | + { |
| 46 | + kParamJetDelay = 0, |
| 47 | + kParamNoiseGain, |
| 48 | + kParamVibratoFrequency, |
| 49 | + kParamVibratoGain, |
| 50 | + kParamBreathPressure, |
| 51 | + kParamCount |
| 52 | + }; |
| 53 | + |
| 54 | + StkFlute() |
| 55 | + : Plugin(kParamCount, 0, 0), // 0 programs, 0 states |
| 56 | + voicer(0.0) |
| 57 | + { |
| 58 | + for (size_t i=0; i<kParamCount; ++i) |
| 59 | + params[i] = 0.0f; |
| 60 | + |
| 61 | + for (size_t i=0; i<kNumVoices; ++i) |
| 62 | + { |
| 63 | + flute[i].setSampleRate(getSampleRate()); |
| 64 | + voicer.addInstrument(&flute[i]); |
| 65 | + } |
| 66 | + } |
| 67 | + |
| 68 | +protected: |
| 69 | + // ------------------------------------------------------------------- |
| 70 | + // Information |
| 71 | + |
| 72 | + const char* getLabel() const noexcept override |
| 73 | + { |
| 74 | + return "STK Flute"; |
| 75 | + } |
| 76 | + |
| 77 | + const char* getDescription() const override |
| 78 | + { |
| 79 | + return "..."; |
| 80 | + } |
| 81 | + |
| 82 | + const char* getMaker() const noexcept override |
| 83 | + { |
| 84 | + return "falkTX, STK"; |
| 85 | + } |
| 86 | + |
| 87 | + const char* getHomePage() const override |
| 88 | + { |
| 89 | + return DISTRHO_PLUGIN_URI; |
| 90 | + } |
| 91 | + |
| 92 | + const char* getLicense() const noexcept override |
| 93 | + { |
| 94 | + return "ISC"; |
| 95 | + } |
| 96 | + |
| 97 | + uint32_t getVersion() const noexcept override |
| 98 | + { |
| 99 | + return d_version(1, 0, 0); |
| 100 | + } |
| 101 | + |
| 102 | + int64_t getUniqueId() const noexcept override |
| 103 | + { |
| 104 | + return d_cconst('D', 'F', 'l', 't'); |
| 105 | + } |
| 106 | + |
| 107 | + // ------------------------------------------------------------------- |
| 108 | + // Init |
| 109 | + |
| 110 | + void initParameter(uint32_t index, Parameter& parameter) override |
| 111 | + { |
| 112 | + switch (index) |
| 113 | + { |
| 114 | + case kParamJetDelay: |
| 115 | + parameter.hints = kParameterIsAutomable; |
| 116 | + parameter.name = "Jet Delay"; |
| 117 | + parameter.symbol = "JetDelay"; |
| 118 | + parameter.ranges.def = 0.0f; |
| 119 | + parameter.ranges.min = 0.0f; |
| 120 | + parameter.ranges.max = 1.0f; |
| 121 | + break; |
| 122 | + case kParamNoiseGain: |
| 123 | + parameter.hints = kParameterIsAutomable; |
| 124 | + parameter.name = "Noise Gain"; |
| 125 | + parameter.symbol = "NoiseGain"; |
| 126 | + parameter.ranges.def = 0.0f; |
| 127 | + parameter.ranges.min = 0.0f; |
| 128 | + parameter.ranges.max = 1.0f; |
| 129 | + break; |
| 130 | + case kParamVibratoFrequency: |
| 131 | + parameter.hints = kParameterIsAutomable; |
| 132 | + parameter.name = "Vibrato Frequency"; |
| 133 | + parameter.symbol = "VibratoFrequency"; |
| 134 | + parameter.ranges.def = 0.0f; |
| 135 | + parameter.ranges.min = 0.0f; |
| 136 | + parameter.ranges.max = 1.0f; |
| 137 | + break; |
| 138 | + case kParamVibratoGain: |
| 139 | + parameter.hints = kParameterIsAutomable; |
| 140 | + parameter.name = "Vibrato Gain"; |
| 141 | + parameter.symbol = "VibratoGain"; |
| 142 | + parameter.ranges.def = 0.0f; |
| 143 | + parameter.ranges.min = 0.0f; |
| 144 | + parameter.ranges.max = 1.0f; |
| 145 | + break; |
| 146 | + case kParamBreathPressure: |
| 147 | + parameter.hints = kParameterIsAutomable; |
| 148 | + parameter.name = "Breath Pressure"; |
| 149 | + parameter.symbol = "BreathPressure"; |
| 150 | + parameter.ranges.def = 0.0f; |
| 151 | + parameter.ranges.min = 0.0f; |
| 152 | + parameter.ranges.max = 1.0f; |
| 153 | + break; |
| 154 | + } |
| 155 | + } |
| 156 | + |
| 157 | + // ------------------------------------------------------------------- |
| 158 | + // Internal data |
| 159 | + |
| 160 | + float getParameterValue(uint32_t index) const override |
| 161 | + { |
| 162 | + return params[index]; |
| 163 | + } |
| 164 | + |
| 165 | + void setParameterValue(uint32_t index, float value) override |
| 166 | + { |
| 167 | + switch (index) |
| 168 | + { |
| 169 | + case kParamJetDelay: |
| 170 | + instrumentControlChange(__SK_JetDelay_, value*128.0); |
| 171 | + break; |
| 172 | + case kParamNoiseGain: |
| 173 | + instrumentControlChange(__SK_NoiseLevel_, value*128.0); |
| 174 | + break; |
| 175 | + case kParamVibratoFrequency: |
| 176 | + instrumentControlChange(__SK_ModFrequency_, value*128.0); |
| 177 | + break; |
| 178 | + case kParamVibratoGain: |
| 179 | + instrumentControlChange(__SK_ModWheel_, value*128.0); |
| 180 | + break; |
| 181 | + case kParamBreathPressure: |
| 182 | + instrumentControlChange(__SK_AfterTouch_Cont_, value*128.0); |
| 183 | + break; |
| 184 | + } |
| 185 | + |
| 186 | + params[index] = value; |
| 187 | + } |
| 188 | + |
| 189 | + // ------------------------------------------------------------------- |
| 190 | + // Process |
| 191 | + |
| 192 | + void deactivate() override |
| 193 | + { |
| 194 | + for (size_t i=0; i<kNumVoices; ++i) |
| 195 | + flute[i].clear(); |
| 196 | + } |
| 197 | + |
| 198 | + void run(const float**, float** outputs, uint32_t frames, const MidiEvent* midiEvents, uint32_t midiEventCount) override |
| 199 | + { |
| 200 | + StkFloat note, velo; |
| 201 | + std::memset(outputs[0], 0, sizeof(float)*frames); |
| 202 | + |
| 203 | + for (AudioMidiSyncHelper amsh(outputs, frames, midiEvents, midiEventCount); amsh.nextEvent();) |
| 204 | + { |
| 205 | + for ( uint32_t i= 0; i<amsh. midiEventCount; ++i) |
| 206 | + { |
| 207 | + if (amsh.midiEvents[i].size > MidiEvent::kDataSize) |
| 208 | + continue; |
| 209 | + |
| 210 | + const uint8_t* data = amsh.midiEvents[i].data; |
| 211 | + const uint8_t status = data[0] & 0xF0; |
| 212 | + |
| 213 | + switch (status) |
| 214 | + { |
| 215 | + case 0x90: |
| 216 | + note = static_cast<StkFloat>(data[1]); |
| 217 | + velo = static_cast<StkFloat>(data[2]); |
| 218 | + if (velo > 0) |
| 219 | + { |
| 220 | + voicer.noteOn(note, velo); |
| 221 | + break; |
| 222 | + } |
| 223 | + // fall through |
| 224 | + case 0x80: |
| 225 | + note = static_cast<StkFloat>(data[1]); |
| 226 | + velo = static_cast<StkFloat>(data[2]); |
| 227 | + voicer.noteOff(note, velo); |
| 228 | + break; |
| 229 | + } |
| 230 | + |
| 231 | + // TODO pitchbend |
| 232 | + // TODO all notes off |
| 233 | + } |
| 234 | + |
| 235 | + float* const out = amsh.outputs[0]; |
| 236 | + |
| 237 | + for ( uint32_t i= 0; i<amsh. frames; ++i) |
| 238 | + out[i] = voicer.tick(); |
| 239 | + } |
| 240 | + } |
| 241 | + |
| 242 | + // ------------------------------------------------------------------- |
| 243 | + // ... |
| 244 | + |
| 245 | + void sampleRateChanged(const double newSampleRate) override |
| 246 | + { |
| 247 | + for (size_t i=0; i<kNumVoices; ++i) |
| 248 | + flute[i].setSampleRate(newSampleRate); |
| 249 | + } |
| 250 | + |
| 251 | + // ------------------------------------------------------------------- |
| 252 | + |
| 253 | +private: |
| 254 | + float params[kParamCount]; |
| 255 | + stk::Flute flute[kNumVoices]; |
| 256 | + stk::Voicer voicer; |
| 257 | + |
| 258 | + void instrumentControlChange(int number, StkFloat value) |
| 259 | + { |
| 260 | + for (size_t i=0; i<kNumVoices; ++i) |
| 261 | + flute[i].controlChange(number, value); |
| 262 | + } |
| 263 | + |
| 264 | + DISTRHO_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR(StkFlute) |
| 265 | +}; |
| 266 | + |
| 267 | +// ----------------------------------------------------------------------- |
| 268 | + |
| 269 | +Plugin* createPlugin() |
| 270 | +{ |
| 271 | + return new StkFlute(); |
| 272 | +} |
| 273 | + |
| 274 | +// ----------------------------------------------------------------------- |
| 275 | + |
| 276 | +END_NAMESPACE_DISTRHO |
| 277 | + |
| 278 | +#endif // DPF_STK_FLUTE_HPP_INCLUDED |
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