BaseMachine Sequencer
Dependencies: Amp AverageAnalogIn BaseMachineUIController Envelope ExioBufferdController FilterController MCP23S17 PinDetect RotaryEncoder Sequence SequencerDisplay mbed-rtos mbed st7567LCD AT24C1024 OscController
main.cpp@29:5ca5aef9e7ca, 2017-05-22 (annotated)
- Committer:
- ryood
- Date:
- Mon May 22 23:00:08 2017 +0000
- Branch:
- FilterEnvelope
- Revision:
- 29:5ca5aef9e7ca
- Parent:
- 27:173ad2312d03
Impl. FilterEnvelope
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
ryood | 0:1afb83a21a25 | 1 | /* |
ryood | 0:1afb83a21a25 | 2 | * main.cpp |
ryood | 0:1afb83a21a25 | 3 | * BaseMachine Sequencer |
ryood | 0:1afb83a21a25 | 4 | * |
ryood | 20:bc7bd7faa8d5 | 5 | * mbed Rev 135 / mbed-rtos Rev 123 |
ryood | 0:1afb83a21a25 | 6 | * |
ryood | 20:bc7bd7faa8d5 | 7 | * 2017.02.14 mbed Rev 135 / mbed-rtos Rev 123に変更 |
ryood | 0:1afb83a21a25 | 8 | * 2016.11.07 UIを統合 |
ryood | 0:1afb83a21a25 | 9 | * |
ryood | 0:1afb83a21a25 | 10 | */ |
ryood | 0:1afb83a21a25 | 11 | |
ryood | 0:1afb83a21a25 | 12 | #include "mbed.h" |
ryood | 0:1afb83a21a25 | 13 | #include "rtos.h" |
ryood | 0:1afb83a21a25 | 14 | |
ryood | 0:1afb83a21a25 | 15 | #define UART_TRACE (0) |
ryood | 0:1afb83a21a25 | 16 | #include "BaseMachineCommon.h" |
ryood | 0:1afb83a21a25 | 17 | #include "BaseMachineUIController.h" |
ryood | 21:0bbca9e3ba30 | 18 | #include "SequenceSender.h" |
ryood | 0:1afb83a21a25 | 19 | #include "EnvelopeGenerator.h" |
ryood | 21:0bbca9e3ba30 | 20 | #include "SpiOscController.h" |
ryood | 0:1afb83a21a25 | 21 | #include "SpiAmpController.h" |
ryood | 0:1afb83a21a25 | 22 | #include "SpiFilterController.h" |
ryood | 26:fa2bd913530b | 23 | #include "SpiVcvsLpfController.h" |
ryood | 26:fa2bd913530b | 24 | #include "SpiSvfController.h" |
ryood | 0:1afb83a21a25 | 25 | |
ryood | 0:1afb83a21a25 | 26 | #define SPI1_RATE (1000000) |
ryood | 10:0b7f4eb37197 | 27 | #define I2C1_RATE (100000) |
ryood | 0:1afb83a21a25 | 28 | |
ryood | 0:1afb83a21a25 | 29 | const int samplingPeriod = 1; // ms |
ryood | 0:1afb83a21a25 | 30 | const int bpm = 120; |
ryood | 0:1afb83a21a25 | 31 | const int envelopeLength = (60 * 1000 / (bpm * 4)) / samplingPeriod; |
ryood | 0:1afb83a21a25 | 32 | |
ryood | 0:1afb83a21a25 | 33 | // Devices |
ryood | 0:1afb83a21a25 | 34 | // |
ryood | 0:1afb83a21a25 | 35 | BaseMachineUIController UIController; |
ryood | 0:1afb83a21a25 | 36 | |
ryood | 0:1afb83a21a25 | 37 | //SPI1 (PinName mosi, PinName miso, PinName sclk, PinName ssel=NC) |
ryood | 0:1afb83a21a25 | 38 | SPI SpiMaster(PA_7, PA_6, PA_5); |
ryood | 17:bc1f0fea5bc9 | 39 | DigitalOut SpiMasterReset(PB_10, 0); |
ryood | 0:1afb83a21a25 | 40 | |
ryood | 0:1afb83a21a25 | 41 | Sequence sequences[SEQUENCE_N]; |
ryood | 21:0bbca9e3ba30 | 42 | SequenceSender SequenceSender(sequences, SEQUENCE_N, samplingPeriod, bpm); |
ryood | 0:1afb83a21a25 | 43 | |
ryood | 0:1afb83a21a25 | 44 | Envelope envelope(4095, envelopeLength, envelopeLength*3/4, envelopeLength/2, 2047); |
ryood | 0:1afb83a21a25 | 45 | EnvelopeGenerator EnvelopeGenerator; |
ryood | 21:0bbca9e3ba30 | 46 | |
ryood | 21:0bbca9e3ba30 | 47 | SpiOscController OscController(&SpiMaster, D9); |
ryood | 0:1afb83a21a25 | 48 | SpiAmpController AmpController(&SpiMaster, D8, D7); |
ryood | 0:1afb83a21a25 | 49 | |
ryood | 27:173ad2312d03 | 50 | #if USE_VCVS |
ryood | 27:173ad2312d03 | 51 | SpiVcvsLpfController FilterController(&SpiMaster, D10); |
ryood | 29:5ca5aef9e7ca | 52 | #elif USE_SVF |
ryood | 27:173ad2312d03 | 53 | SpiSvfController FilterController(&SpiMaster, D10); |
ryood | 27:173ad2312d03 | 54 | #endif |
ryood | 0:1afb83a21a25 | 55 | |
ryood | 23:099d8f1b0914 | 56 | InterruptIn SyncIn(PC_4); |
ryood | 23:099d8f1b0914 | 57 | //DigitalOut led(D13); |
ryood | 23:099d8f1b0914 | 58 | |
ryood | 0:1afb83a21a25 | 59 | // Grobal Variables |
ryood | 0:1afb83a21a25 | 60 | // |
ryood | 0:1afb83a21a25 | 61 | int playingStep = 0; |
ryood | 0:1afb83a21a25 | 62 | int editingStep = 0; |
ryood | 0:1afb83a21a25 | 63 | bool isRunning = false; |
ryood | 0:1afb83a21a25 | 64 | |
ryood | 0:1afb83a21a25 | 65 | //------------------------------------------------------------------------ |
ryood | 0:1afb83a21a25 | 66 | // Callback functions |
ryood | 0:1afb83a21a25 | 67 | //------------------------------------------------------------------------ |
ryood | 0:1afb83a21a25 | 68 | void updateTicks(int ticks) |
ryood | 0:1afb83a21a25 | 69 | { |
ryood | 29:5ca5aef9e7ca | 70 | uint16_t level = EnvelopeGenerator.update(sequences[SequenceSender.getStep()].isTie()); |
ryood | 29:5ca5aef9e7ca | 71 | |
ryood | 29:5ca5aef9e7ca | 72 | // Amp |
ryood | 29:5ca5aef9e7ca | 73 | uint16_t ampLevel = level; |
ryood | 6:fd15586f72ff | 74 | if (sequences[SequenceSender.getStep()].isNoteOn()) |
ryood | 5:e909232c913e | 75 | { |
ryood | 29:5ca5aef9e7ca | 76 | ampLevel = ampLevel >> 1; |
ryood | 8:4e38bb44c72e | 77 | if (sequences[SequenceSender.getStep()].isAccent()) |
ryood | 5:e909232c913e | 78 | { |
ryood | 29:5ca5aef9e7ca | 79 | ampLevel = ampLevel * (1.0f + ((float)UIController.getAccentLevel()) / 128.0f); |
ryood | 5:e909232c913e | 80 | } |
ryood | 5:e909232c913e | 81 | } |
ryood | 5:e909232c913e | 82 | else |
ryood | 5:e909232c913e | 83 | { |
ryood | 29:5ca5aef9e7ca | 84 | ampLevel = 0; |
ryood | 5:e909232c913e | 85 | } |
ryood | 29:5ca5aef9e7ca | 86 | AmpController.outDca(ampLevel); |
ryood | 5:e909232c913e | 87 | |
ryood | 29:5ca5aef9e7ca | 88 | // Oscillator |
ryood | 21:0bbca9e3ba30 | 89 | OscController.setFrequency10(SequenceSender.getFrequency10()); |
ryood | 21:0bbca9e3ba30 | 90 | OscController.outDco(); |
ryood | 21:0bbca9e3ba30 | 91 | |
ryood | 29:5ca5aef9e7ca | 92 | // Filter Env Mod |
ryood | 29:5ca5aef9e7ca | 93 | uint16_t cutoff16 = FilterController.getCutoff(); |
ryood | 29:5ca5aef9e7ca | 94 | uint8_t resonance = FilterController.getResonance(); |
ryood | 29:5ca5aef9e7ca | 95 | uint8_t mod = FilterController.getModLevel(); |
ryood | 29:5ca5aef9e7ca | 96 | float modCoeff = (float)mod / (float)(cutoff16 << 1); |
ryood | 29:5ca5aef9e7ca | 97 | cutoff16 = cutoff16 * (1.0f + ((float)level / 0x8000) * modCoeff); |
ryood | 29:5ca5aef9e7ca | 98 | if (cutoff16 > 255) { |
ryood | 29:5ca5aef9e7ca | 99 | cutoff16 = 255; |
ryood | 29:5ca5aef9e7ca | 100 | } |
ryood | 29:5ca5aef9e7ca | 101 | FilterController.outDcf(cutoff16, resonance); |
ryood | 5:e909232c913e | 102 | |
ryood | 0:1afb83a21a25 | 103 | if (ticks == 0) |
ryood | 0:1afb83a21a25 | 104 | { |
ryood | 0:1afb83a21a25 | 105 | EnvelopeGenerator.init(envelope); |
ryood | 0:1afb83a21a25 | 106 | playingStep = SequenceSender.getStep(); |
ryood | 0:1afb83a21a25 | 107 | UIController.setPlayingStep(playingStep); |
ryood | 0:1afb83a21a25 | 108 | } |
ryood | 0:1afb83a21a25 | 109 | } |
ryood | 0:1afb83a21a25 | 110 | |
ryood | 0:1afb83a21a25 | 111 | //------------------------------------------------------------------------ |
ryood | 0:1afb83a21a25 | 112 | // Functions |
ryood | 0:1afb83a21a25 | 113 | //------------------------------------------------------------------------ |
ryood | 1:87f7d2e0a123 | 114 | void setParams() |
ryood | 1:87f7d2e0a123 | 115 | { |
ryood | 1:87f7d2e0a123 | 116 | UIController.getSequences(&sequences); |
ryood | 0:1afb83a21a25 | 117 | |
ryood | 1:87f7d2e0a123 | 118 | SequenceSender.setBpm(UIController.getBpm()); |
ryood | 0:1afb83a21a25 | 119 | |
ryood | 1:87f7d2e0a123 | 120 | OscillatorParam osc; |
ryood | 1:87f7d2e0a123 | 121 | UIController.getOscillatorParam(&osc); |
ryood | 21:0bbca9e3ba30 | 122 | OscController.setWaveShape(osc.waveShape); |
ryood | 21:0bbca9e3ba30 | 123 | OscController.setPulseWidth(osc.pulseWidth << 1); |
ryood | 1:87f7d2e0a123 | 124 | |
ryood | 1:87f7d2e0a123 | 125 | FilterParam flt; |
ryood | 1:87f7d2e0a123 | 126 | UIController.getFilterParam(&flt); |
ryood | 1:87f7d2e0a123 | 127 | FilterController.setCutoff(flt.cutoff << 1); |
ryood | 1:87f7d2e0a123 | 128 | FilterController.setResonance(flt.resonance << 1); |
ryood | 1:87f7d2e0a123 | 129 | |
ryood | 1:87f7d2e0a123 | 130 | EnvelopeParam env; |
ryood | 1:87f7d2e0a123 | 131 | UIController.getEnvelopeParam(&env); |
ryood | 29:5ca5aef9e7ca | 132 | //envelope.setLevel(env.level << 5); |
ryood | 29:5ca5aef9e7ca | 133 | FilterController.setModLevel(env.level << 1); |
ryood | 1:87f7d2e0a123 | 134 | //ToDo: Impl. envelope length |
ryood | 1:87f7d2e0a123 | 135 | envelope.setLength(envelopeLength); |
ryood | 1:87f7d2e0a123 | 136 | envelope.setDuration((float)env.duration / 128.0f * envelopeLength); |
ryood | 1:87f7d2e0a123 | 137 | envelope.setDecay((float)env.decay / 128.0f * envelopeLength); |
ryood | 1:87f7d2e0a123 | 138 | envelope.setSustain(env.sustain << 5); |
ryood | 1:87f7d2e0a123 | 139 | |
ryood | 1:87f7d2e0a123 | 140 | bool _isRunning = UIController.getIsRunning(); |
ryood | 5:e909232c913e | 141 | if (_isRunning != isRunning) |
ryood | 5:e909232c913e | 142 | { |
ryood | 1:87f7d2e0a123 | 143 | isRunning = _isRunning; |
ryood | 5:e909232c913e | 144 | if (isRunning) |
ryood | 5:e909232c913e | 145 | { |
ryood | 23:099d8f1b0914 | 146 | playingStep = 0; |
ryood | 1:87f7d2e0a123 | 147 | SequenceSender.run(playingStep); |
ryood | 5:e909232c913e | 148 | } |
ryood | 5:e909232c913e | 149 | else |
ryood | 5:e909232c913e | 150 | { |
ryood | 1:87f7d2e0a123 | 151 | AmpController.outDca(0); |
ryood | 1:87f7d2e0a123 | 152 | SequenceSender.stop(); |
ryood | 1:87f7d2e0a123 | 153 | } |
ryood | 1:87f7d2e0a123 | 154 | } |
ryood | 1:87f7d2e0a123 | 155 | } |
ryood | 0:1afb83a21a25 | 156 | |
ryood | 23:099d8f1b0914 | 157 | void syncFunction() |
ryood | 23:099d8f1b0914 | 158 | { |
ryood | 23:099d8f1b0914 | 159 | //led = !led; |
ryood | 23:099d8f1b0914 | 160 | SequenceSender.sync(); |
ryood | 23:099d8f1b0914 | 161 | } |
ryood | 23:099d8f1b0914 | 162 | |
ryood | 0:1afb83a21a25 | 163 | //------------------------------------------------------------------------ |
ryood | 0:1afb83a21a25 | 164 | // Main routine |
ryood | 0:1afb83a21a25 | 165 | //------------------------------------------------------------------------ |
ryood | 0:1afb83a21a25 | 166 | int main() |
ryood | 0:1afb83a21a25 | 167 | { |
ryood | 0:1afb83a21a25 | 168 | #if (UART_TRACE) |
ryood | 0:1afb83a21a25 | 169 | printf("*** BaseMachine Sequencer ***\r\n"); |
ryood | 0:1afb83a21a25 | 170 | #endif |
ryood | 0:1afb83a21a25 | 171 | |
ryood | 0:1afb83a21a25 | 172 | //-------------------------------------------------------------------- |
ryood | 7:a47420a0c4bf | 173 | // Initialize objects |
ryood | 7:a47420a0c4bf | 174 | // |
ryood | 7:a47420a0c4bf | 175 | Sequence::setBaseNoteNumber(baseNoteNumber); |
ryood | 7:a47420a0c4bf | 176 | |
ryood | 7:a47420a0c4bf | 177 | //-------------------------------------------------------------------- |
ryood | 0:1afb83a21a25 | 178 | // Setup Devices |
ryood | 0:1afb83a21a25 | 179 | // |
ryood | 17:bc1f0fea5bc9 | 180 | SpiMasterReset = 1; |
ryood | 0:1afb83a21a25 | 181 | SpiMaster.format(8, 0); |
ryood | 0:1afb83a21a25 | 182 | SpiMaster.frequency(SPI1_RATE); |
ryood | 0:1afb83a21a25 | 183 | |
ryood | 0:1afb83a21a25 | 184 | // Mute output |
ryood | 0:1afb83a21a25 | 185 | AmpController.outDca(0); |
ryood | 0:1afb83a21a25 | 186 | |
ryood | 0:1afb83a21a25 | 187 | UIController.init(); |
ryood | 7:a47420a0c4bf | 188 | setParams(); |
ryood | 0:1afb83a21a25 | 189 | |
ryood | 0:1afb83a21a25 | 190 | EnvelopeGenerator.init(envelope); |
ryood | 23:099d8f1b0914 | 191 | |
ryood | 23:099d8f1b0914 | 192 | // Sync Interrupt |
ryood | 23:099d8f1b0914 | 193 | SyncIn.rise(&syncFunction); |
ryood | 0:1afb83a21a25 | 194 | |
ryood | 0:1afb83a21a25 | 195 | SequenceSender.attachUpdate(&updateTicks); |
ryood | 17:bc1f0fea5bc9 | 196 | |
ryood | 0:1afb83a21a25 | 197 | //-------------------------------------------------------------------- |
ryood | 0:1afb83a21a25 | 198 | // Main loop |
ryood | 0:1afb83a21a25 | 199 | // |
ryood | 0:1afb83a21a25 | 200 | for (;;) |
ryood | 0:1afb83a21a25 | 201 | { |
ryood | 0:1afb83a21a25 | 202 | UIController.update(); |
ryood | 1:87f7d2e0a123 | 203 | setParams(); |
ryood | 2:6056b9559541 | 204 | |
ryood | 2:6056b9559541 | 205 | Thread::wait(10); |
ryood | 0:1afb83a21a25 | 206 | } |
ryood | 0:1afb83a21a25 | 207 | } |