Ryo Od / Mbed 2 deprecated BaseMachine

BaseMachine Sequencer

Dependencies:   Amp AverageAnalogIn BaseMachineUIController Envelope ExioBufferdController FilterController MCP23S17 PinDetect RotaryEncoder Sequence SequencerDisplay mbed-rtos mbed st7567LCD AT24C1024 OscController

main.cpp@26:fa2bd913530b, 2017-05-04 (annotated)

Committer:
ryood
Date:
Thu May 04 09:22:08 2017 +0000
Revision:
26:fa2bd913530b
Parent:
25:ed2079e645fc
Child:
27:173ad2312d03
SpiSvfController, SpiVcvsLpfController Class

Who changed what in which revision?

UserRevisionLine numberNew 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 26:fa2bd913530b 50 SpiVcvsLpfController FilterController(&SpiMaster, D10);
ryood 26:fa2bd913530b 51 //SpiSvfController FilterController(&SpiMaster, D10);
ryood 0:1afb83a21a25 52
ryood 23:099d8f1b0914 53 InterruptIn SyncIn(PC_4);
ryood 23:099d8f1b0914 54 //DigitalOut led(D13);
ryood 23:099d8f1b0914 55
ryood 0:1afb83a21a25 56 // Grobal Variables
ryood 0:1afb83a21a25 57 //
ryood 0:1afb83a21a25 58 int playingStep = 0;
ryood 0:1afb83a21a25 59 int editingStep = 0;
ryood 0:1afb83a21a25 60 bool isRunning = false;
ryood 0:1afb83a21a25 61
ryood 0:1afb83a21a25 62 //------------------------------------------------------------------------
ryood 0:1afb83a21a25 63 // Callback functions
ryood 0:1afb83a21a25 64 //------------------------------------------------------------------------
ryood 0:1afb83a21a25 65 void updateTicks(int ticks)
ryood 0:1afb83a21a25 66 {
ryood 6:fd15586f72ff 67 if (sequences[SequenceSender.getStep()].isNoteOn())
ryood 5:e909232c913e 68 {
ryood 25:ed2079e645fc 69 uint16_t level = EnvelopeGenerator.update(sequences[SequenceSender.getStep()].isTie());
ryood 8:4e38bb44c72e 70 level = level >> 1;
ryood 8:4e38bb44c72e 71 if (sequences[SequenceSender.getStep()].isAccent())
ryood 5:e909232c913e 72 {
ryood 14:16d53ac0a61a 73 // Todo: 小数点演算を整数に
ryood 14:16d53ac0a61a 74 level *= 1.0f + ((float)UIController.getAccentLevel()) / 128.0f;
ryood 5:e909232c913e 75 }
ryood 5:e909232c913e 76 AmpController.outDca(level);
ryood 5:e909232c913e 77 }
ryood 5:e909232c913e 78 else
ryood 5:e909232c913e 79 {
ryood 5:e909232c913e 80 AmpController.outDca(0);
ryood 5:e909232c913e 81 }
ryood 5:e909232c913e 82
ryood 21:0bbca9e3ba30 83 OscController.setFrequency10(SequenceSender.getFrequency10());
ryood 21:0bbca9e3ba30 84 OscController.outDco();
ryood 21:0bbca9e3ba30 85
ryood 5:e909232c913e 86 FilterController.outDcf();
ryood 5:e909232c913e 87
ryood 0:1afb83a21a25 88 if (ticks == 0)
ryood 0:1afb83a21a25 89 {
ryood 0:1afb83a21a25 90 EnvelopeGenerator.init(envelope);
ryood 0:1afb83a21a25 91 playingStep = SequenceSender.getStep();
ryood 0:1afb83a21a25 92 UIController.setPlayingStep(playingStep);
ryood 0:1afb83a21a25 93 }
ryood 0:1afb83a21a25 94 }
ryood 0:1afb83a21a25 95
ryood 0:1afb83a21a25 96 //------------------------------------------------------------------------
ryood 0:1afb83a21a25 97 // Functions
ryood 0:1afb83a21a25 98 //------------------------------------------------------------------------
ryood 1:87f7d2e0a123 99 void setParams()
ryood 1:87f7d2e0a123 100 {
ryood 1:87f7d2e0a123 101 UIController.getSequences(&sequences);
ryood 0:1afb83a21a25 102
ryood 1:87f7d2e0a123 103 SequenceSender.setBpm(UIController.getBpm());
ryood 0:1afb83a21a25 104
ryood 1:87f7d2e0a123 105 OscillatorParam osc;
ryood 1:87f7d2e0a123 106 UIController.getOscillatorParam(&osc);
ryood 21:0bbca9e3ba30 107 OscController.setWaveShape(osc.waveShape);
ryood 21:0bbca9e3ba30 108 OscController.setPulseWidth(osc.pulseWidth << 1);
ryood 1:87f7d2e0a123 109
ryood 1:87f7d2e0a123 110 FilterParam flt;
ryood 1:87f7d2e0a123 111 UIController.getFilterParam(&flt);
ryood 1:87f7d2e0a123 112 FilterController.setCutoff(flt.cutoff << 1);
ryood 1:87f7d2e0a123 113 FilterController.setResonance(flt.resonance << 1);
ryood 1:87f7d2e0a123 114
ryood 1:87f7d2e0a123 115 EnvelopeParam env;
ryood 1:87f7d2e0a123 116 UIController.getEnvelopeParam(&env);
ryood 1:87f7d2e0a123 117 envelope.setLevel(env.level << 5);
ryood 1:87f7d2e0a123 118 //ToDo: Impl. envelope length
ryood 1:87f7d2e0a123 119 envelope.setLength(envelopeLength);
ryood 1:87f7d2e0a123 120 envelope.setDuration((float)env.duration / 128.0f * envelopeLength);
ryood 1:87f7d2e0a123 121 envelope.setDecay((float)env.decay / 128.0f * envelopeLength);
ryood 1:87f7d2e0a123 122 envelope.setSustain(env.sustain << 5);
ryood 1:87f7d2e0a123 123
ryood 1:87f7d2e0a123 124 bool _isRunning = UIController.getIsRunning();
ryood 5:e909232c913e 125 if (_isRunning != isRunning)
ryood 5:e909232c913e 126 {
ryood 1:87f7d2e0a123 127 isRunning = _isRunning;
ryood 5:e909232c913e 128 if (isRunning)
ryood 5:e909232c913e 129 {
ryood 23:099d8f1b0914 130 playingStep = 0;
ryood 1:87f7d2e0a123 131 SequenceSender.run(playingStep);
ryood 5:e909232c913e 132 }
ryood 5:e909232c913e 133 else
ryood 5:e909232c913e 134 {
ryood 1:87f7d2e0a123 135 AmpController.outDca(0);
ryood 1:87f7d2e0a123 136 SequenceSender.stop();
ryood 1:87f7d2e0a123 137 }
ryood 1:87f7d2e0a123 138 }
ryood 1:87f7d2e0a123 139 }
ryood 0:1afb83a21a25 140
ryood 23:099d8f1b0914 141 void syncFunction()
ryood 23:099d8f1b0914 142 {
ryood 23:099d8f1b0914 143 //led = !led;
ryood 23:099d8f1b0914 144 SequenceSender.sync();
ryood 23:099d8f1b0914 145 }
ryood 23:099d8f1b0914 146
ryood 0:1afb83a21a25 147 //------------------------------------------------------------------------
ryood 0:1afb83a21a25 148 // Main routine
ryood 0:1afb83a21a25 149 //------------------------------------------------------------------------
ryood 0:1afb83a21a25 150 int main()
ryood 0:1afb83a21a25 151 {
ryood 0:1afb83a21a25 152 #if (UART_TRACE)
ryood 0:1afb83a21a25 153 printf("*** BaseMachine Sequencer ***\r\n");
ryood 0:1afb83a21a25 154 #endif
ryood 0:1afb83a21a25 155
ryood 0:1afb83a21a25 156 //--------------------------------------------------------------------
ryood 7:a47420a0c4bf 157 // Initialize objects
ryood 7:a47420a0c4bf 158 //
ryood 7:a47420a0c4bf 159 Sequence::setBaseNoteNumber(baseNoteNumber);
ryood 7:a47420a0c4bf 160
ryood 7:a47420a0c4bf 161 //--------------------------------------------------------------------
ryood 0:1afb83a21a25 162 // Setup Devices
ryood 0:1afb83a21a25 163 //
ryood 17:bc1f0fea5bc9 164 SpiMasterReset = 1;
ryood 0:1afb83a21a25 165 SpiMaster.format(8, 0);
ryood 0:1afb83a21a25 166 SpiMaster.frequency(SPI1_RATE);
ryood 0:1afb83a21a25 167
ryood 0:1afb83a21a25 168 // Mute output
ryood 0:1afb83a21a25 169 AmpController.outDca(0);
ryood 0:1afb83a21a25 170
ryood 0:1afb83a21a25 171 UIController.init();
ryood 7:a47420a0c4bf 172 setParams();
ryood 0:1afb83a21a25 173
ryood 0:1afb83a21a25 174 EnvelopeGenerator.init(envelope);
ryood 23:099d8f1b0914 175
ryood 23:099d8f1b0914 176 // Sync Interrupt
ryood 23:099d8f1b0914 177 SyncIn.rise(&syncFunction);
ryood 0:1afb83a21a25 178
ryood 0:1afb83a21a25 179 SequenceSender.attachUpdate(&updateTicks);
ryood 17:bc1f0fea5bc9 180
ryood 0:1afb83a21a25 181 //--------------------------------------------------------------------
ryood 0:1afb83a21a25 182 // Main loop
ryood 0:1afb83a21a25 183 //
ryood 0:1afb83a21a25 184 for (;;)
ryood 0:1afb83a21a25 185 {
ryood 0:1afb83a21a25 186 UIController.update();
ryood 1:87f7d2e0a123 187 setParams();
ryood 2:6056b9559541 188
ryood 2:6056b9559541 189 Thread::wait(10);
ryood 0:1afb83a21a25 190 }
ryood 0:1afb83a21a25 191 }