Jonne Valola / PokittoLib Featured

PokittoLib is the library needed for programming the Pokitto DIY game console (www.pokitto.com)

Dependents:   YATTT sd_map_test cPong SnowDemo ... more

PokittoLib

Library for programming Pokitto hardware

How to Use

  1. Import this library to online compiler (see button "import" on the right hand side
  2. DO NOT import mbed-src anymore, a better version is now included inside PokittoLib
  3. Change My_settings.h according to your project
  4. Start coding!

POKITTO_LIBS/Synth/Synth_songfuncs.cpp@71:531419862202, 2019-12-25 (annotated)

Committer:
Pokitto
Date:
Wed Dec 25 23:59:52 2019 +0000
Revision:
71:531419862202
Parent:
66:6281a40d73e6 
Changed Mode2 C++ refresh code (graphical errors)

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Pokitto 31:f4b9b85c7b62 1 /**************************************************************************/
Pokitto 31:f4b9b85c7b62 2 /*!
Pokitto 31:f4b9b85c7b62 3 @file Synth_songfuncs.cpp
Pokitto 31:f4b9b85c7b62 4 @author Jonne Valola
Pokitto 31:f4b9b85c7b62 5
Pokitto 31:f4b9b85c7b62 6 @section LICENSE
Pokitto 31:f4b9b85c7b62 7
Pokitto 31:f4b9b85c7b62 8 Software License Agreement (BSD License)
Pokitto 31:f4b9b85c7b62 9
Pokitto 31:f4b9b85c7b62 10 Copyright (c) 2016, Jonne Valola
Pokitto 31:f4b9b85c7b62 11 All rights reserved.
Pokitto 31:f4b9b85c7b62 12
Pokitto 31:f4b9b85c7b62 13 Redistribution and use in source and binary forms, with or without
Pokitto 31:f4b9b85c7b62 14 modification, are permitted provided that the following conditions are met:
Pokitto 31:f4b9b85c7b62 15 1. Redistributions of source code must retain the above copyright
Pokitto 31:f4b9b85c7b62 16 notice, this list of conditions and the following disclaimer.
Pokitto 31:f4b9b85c7b62 17 2. Redistributions in binary form must reproduce the above copyright
Pokitto 31:f4b9b85c7b62 18 notice, this list of conditions and the following disclaimer in the
Pokitto 31:f4b9b85c7b62 19 documentation and/or other materials provided with the distribution.
Pokitto 31:f4b9b85c7b62 20 3. Neither the name of the copyright holders nor the
Pokitto 31:f4b9b85c7b62 21 names of its contributors may be used to endorse or promote products
Pokitto 31:f4b9b85c7b62 22 derived from this software without specific prior written permission.
Pokitto 31:f4b9b85c7b62 23
Pokitto 31:f4b9b85c7b62 24 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ''AS IS'' AND ANY
Pokitto 31:f4b9b85c7b62 25 EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
Pokitto 31:f4b9b85c7b62 26 WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
Pokitto 31:f4b9b85c7b62 27 DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE FOR ANY
Pokitto 31:f4b9b85c7b62 28 DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
Pokitto 31:f4b9b85c7b62 29 (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
Pokitto 31:f4b9b85c7b62 30 LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
Pokitto 31:f4b9b85c7b62 31 ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
Pokitto 31:f4b9b85c7b62 32 (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
Pokitto 31:f4b9b85c7b62 33 SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
Pokitto 31:f4b9b85c7b62 34 */
Pokitto 31:f4b9b85c7b62 35 /**************************************************************************/
Pokitto 31:f4b9b85c7b62 36
Pokitto 31:f4b9b85c7b62 37 #include "PokittoDisk.h"
Pokitto 31:f4b9b85c7b62 38 #include "Synth.h"
Pokitto 66:6281a40d73e6 39 #ifdef TRACKER_EXAMPLE
Pokitto 66:6281a40d73e6 40 #include "Tracker.h"
Pokitto 66:6281a40d73e6 41 #endif // TRACKER
Pokitto 31:f4b9b85c7b62 42 #ifdef POK_SIM
Pokitto 31:f4b9b85c7b62 43 #include "FileIO.h"
Pokitto 31:f4b9b85c7b62 44 #endif
Pokitto 31:f4b9b85c7b62 45
Pokitto 31:f4b9b85c7b62 46 /** SONG FUNCTIONS **/
Pokitto 31:f4b9b85c7b62 47
Pokitto 31:f4b9b85c7b62 48 //uint8_t chunk1[CHUNKSIZE], chunk2[CHUNKSIZE]; // 8 rows, 3 channels (columns), 2 bytes per entry
Pokitto 31:f4b9b85c7b62 49 uint8_t chunk[2][CHUNKSIZE]; // 8 rows, 3 channels (columns), 2 bytes per entry
Pokitto 31:f4b9b85c7b62 50 uint8_t cc = 0;
Pokitto 31:f4b9b85c7b62 51
Pokitto 66:6281a40d73e6 52 streamsFunction streamCallbackPtr;
Pokitto 31:f4b9b85c7b62 53
Pokitto 31:f4b9b85c7b62 54 #if POK_ENABLE_SOUND > 0
Pokitto 66:6281a40d73e6 55
Pokitto 31:f4b9b85c7b62 56 void updatePlaybackSD(uint8_t row) {
Pokitto 31:f4b9b85c7b62 57 // samplespertick determines how long the oscillators are active before they are recalculated (i.e. the next tick
Pokitto 31:f4b9b85c7b62 58 uint8_t i=0;
Pokitto 31:f4b9b85c7b62 59
Pokitto 31:f4b9b85c7b62 60 if (notetick > samplespertick ) {
Pokitto 31:f4b9b85c7b62 61 // TRACK 1
Pokitto 31:f4b9b85c7b62 62 //if (track1on) i = *song.instrument_stream[0];
Pokitto 31:f4b9b85c7b62 63 i = 0xF;
Pokitto 31:f4b9b85c7b62 64 if (track1on) i = chunk[cc][row+1]>>4;
Pokitto 31:f4b9b85c7b62 65 if (i!=0xF) {
Pokitto 31:f4b9b85c7b62 66 setOSC(&osc1,1,patch[i].wave,patch[i].loop, patch[i].echo, patch[i].adsr,
Pokitto 31:f4b9b85c7b62 67 chunk[cc][row],patch[i].vol,
Pokitto 31:f4b9b85c7b62 68 patch[i].attack, patch[i].decay, patch[i].sustain,patch[i].release,
Pokitto 31:f4b9b85c7b62 69 patch[i].maxbend, patch[i].bendrate, patch[i].arpmode, patch[i].overdrive, patch[i].kick );
Pokitto 31:f4b9b85c7b62 70 }
Pokitto 31:f4b9b85c7b62 71 // TRACK 2
Pokitto 31:f4b9b85c7b62 72 //if (track2on) i = *song.instrument_stream[1];
Pokitto 31:f4b9b85c7b62 73 i = 0xF;
Pokitto 31:f4b9b85c7b62 74 if (track2on) i = chunk[cc][row+3]>>4;
Pokitto 31:f4b9b85c7b62 75 if (i!=0xF) {
Pokitto 31:f4b9b85c7b62 76 setOSC(&osc2,1,patch[i].wave,patch[i].loop, patch[i].echo, patch[i].adsr,
Pokitto 31:f4b9b85c7b62 77 chunk[cc][row+2],patch[i].vol,
Pokitto 31:f4b9b85c7b62 78 patch[i].attack, patch[i].decay, patch[i].sustain,patch[i].release,
Pokitto 31:f4b9b85c7b62 79 patch[i].maxbend, patch[i].bendrate, patch[i].arpmode, patch[i].overdrive, patch[i].kick );
Pokitto 31:f4b9b85c7b62 80 }
Pokitto 31:f4b9b85c7b62 81 // TRACK 3
Pokitto 31:f4b9b85c7b62 82 i = 0xF;
Pokitto 31:f4b9b85c7b62 83 if (track3on) i = chunk[cc][row+5]>>4;
Pokitto 31:f4b9b85c7b62 84 if (i!=0xF) {
Pokitto 31:f4b9b85c7b62 85 setOSC(&osc3,1,patch[i].wave,patch[i].loop, patch[i].echo, patch[i].adsr,
Pokitto 31:f4b9b85c7b62 86 chunk[cc][row]+4,patch[i].vol,
Pokitto 31:f4b9b85c7b62 87 patch[i].attack, patch[i].decay, patch[i].sustain,patch[i].release,
Pokitto 31:f4b9b85c7b62 88 patch[i].maxbend, patch[i].bendrate, patch[i].arpmode, patch[i].overdrive, patch[i].kick );
Pokitto 31:f4b9b85c7b62 89 }
Pokitto 31:f4b9b85c7b62 90 playerpos++;
Pokitto 31:f4b9b85c7b62 91 if (playerpos == PATTERNLENGTH) {
Pokitto 31:f4b9b85c7b62 92 // move to next song position
Pokitto 31:f4b9b85c7b62 93 playerpos = 0;
Pokitto 31:f4b9b85c7b62 94 /*sequencepos++;
Pokitto 31:f4b9b85c7b62 95 if (sequencepos > song.song_end) {
Pokitto 31:f4b9b85c7b62 96 if (song.song_loop == -1) {
Pokitto 31:f4b9b85c7b62 97 emptyOscillators();
Pokitto 31:f4b9b85c7b62 98 playing = false;
Pokitto 31:f4b9b85c7b62 99 sequencepos--;
Pokitto 31:f4b9b85c7b62 100 } else {
Pokitto 31:f4b9b85c7b62 101 sequencepos = song.song_loop;
Pokitto 31:f4b9b85c7b62 102 }
Pokitto 31:f4b9b85c7b62 103 }
Pokitto 31:f4b9b85c7b62 104 playerpos = 0;
Pokitto 31:f4b9b85c7b62 105 initStreams(sequencepos);
Pokitto 31:f4b9b85c7b62 106 tableRefresh=true;*/
Pokitto 31:f4b9b85c7b62 107 }
Pokitto 31:f4b9b85c7b62 108 notetick =0;
Pokitto 31:f4b9b85c7b62 109 }
Pokitto 31:f4b9b85c7b62 110 }
Pokitto 31:f4b9b85c7b62 111
Pokitto 31:f4b9b85c7b62 112 void updatePlayback() {
Pokitto 31:f4b9b85c7b62 113 // samplespertick determines how long the oscillators are active before they are recalculated (i.e. the next tick
Pokitto 31:f4b9b85c7b62 114 uint8_t i=0;
Pokitto 31:f4b9b85c7b62 115
Pokitto 31:f4b9b85c7b62 116 if (notetick > samplespertick ) {
Pokitto 31:f4b9b85c7b62 117 // TRACK 1
Pokitto 31:f4b9b85c7b62 118 if (track1on) i = *song.instrument_stream[0];
Pokitto 31:f4b9b85c7b62 119 else i = 0;
Pokitto 31:f4b9b85c7b62 120 if (i) {
Pokitto 31:f4b9b85c7b62 121 setOSC(&osc1,1,patch[i].wave,patch[i].loop, patch[i].echo, patch[i].adsr,
Pokitto 31:f4b9b85c7b62 122 *song.note_stream[0],patch[i].vol,
Pokitto 31:f4b9b85c7b62 123 patch[i].attack, patch[i].decay, patch[i].sustain,patch[i].release,
Pokitto 31:f4b9b85c7b62 124 patch[i].maxbend, patch[i].bendrate, patch[i].arpmode, patch[i].overdrive, patch[i].kick );
Pokitto 31:f4b9b85c7b62 125 }
Pokitto 31:f4b9b85c7b62 126 // TRACK 2
Pokitto 31:f4b9b85c7b62 127 if (track2on) i = *song.instrument_stream[1];
Pokitto 31:f4b9b85c7b62 128 else i = 0;
Pokitto 31:f4b9b85c7b62 129 if (i) {
Pokitto 31:f4b9b85c7b62 130 setOSC(&osc2,1,patch[i].wave,patch[i].loop, patch[i].echo, patch[i].adsr,
Pokitto 31:f4b9b85c7b62 131 *song.note_stream[1],patch[i].vol,
Pokitto 31:f4b9b85c7b62 132 patch[i].attack, patch[i].decay, patch[i].sustain,patch[i].release,
Pokitto 31:f4b9b85c7b62 133 patch[i].maxbend, patch[i].bendrate, patch[i].arpmode, patch[i].overdrive, patch[i].kick );
Pokitto 31:f4b9b85c7b62 134 }
Pokitto 31:f4b9b85c7b62 135 // TRACK 3
Pokitto 31:f4b9b85c7b62 136 if (track3on) i = *song.instrument_stream[2];
Pokitto 31:f4b9b85c7b62 137 else i = 0;
Pokitto 31:f4b9b85c7b62 138 if (i) {
Pokitto 31:f4b9b85c7b62 139 setOSC(&osc3,1,patch[i].wave,patch[i].loop, patch[i].echo, patch[i].adsr,
Pokitto 31:f4b9b85c7b62 140 *song.note_stream[2],patch[i].vol,
Pokitto 31:f4b9b85c7b62 141 patch[i].attack, patch[i].decay, patch[i].sustain,patch[i].release,
Pokitto 31:f4b9b85c7b62 142 patch[i].maxbend, patch[i].bendrate, patch[i].arpmode, patch[i].overdrive, patch[i].kick );
Pokitto 31:f4b9b85c7b62 143 }
Pokitto 31:f4b9b85c7b62 144 playerpos++;
Pokitto 31:f4b9b85c7b62 145 song.instrument_stream[0]++;
Pokitto 31:f4b9b85c7b62 146 song.note_stream[0]++;
Pokitto 31:f4b9b85c7b62 147 song.instrument_stream[1]++;
Pokitto 31:f4b9b85c7b62 148 song.note_stream[1]++;
Pokitto 31:f4b9b85c7b62 149 song.instrument_stream[2]++;
Pokitto 31:f4b9b85c7b62 150 song.note_stream[2]++;
Pokitto 31:f4b9b85c7b62 151 if (playerpos == PATTERNLENGTH) {
Pokitto 31:f4b9b85c7b62 152 // move to next song position
Pokitto 31:f4b9b85c7b62 153 sequencepos++;
Pokitto 31:f4b9b85c7b62 154 if (sequencepos > song.song_end) {
Pokitto 31:f4b9b85c7b62 155 if (song.song_loop == -1) {
Pokitto 31:f4b9b85c7b62 156 emptyOscillators();
Pokitto 31:f4b9b85c7b62 157 playing = false;
Pokitto 31:f4b9b85c7b62 158 sequencepos--;
Pokitto 31:f4b9b85c7b62 159 } else {
Pokitto 31:f4b9b85c7b62 160 sequencepos = song.song_loop;
Pokitto 31:f4b9b85c7b62 161 }
Pokitto 31:f4b9b85c7b62 162 }
Pokitto 31:f4b9b85c7b62 163 playerpos = 0;
Pokitto 66:6281a40d73e6 164 #ifdef TRACKER_EXAMPLE
Pokitto 66:6281a40d73e6 165 tracker.initStreams();
Pokitto 66:6281a40d73e6 166 #else
Pokitto 31:f4b9b85c7b62 167 initStreams(sequencepos);
Pokitto 66:6281a40d73e6 168 #endif // TRACKER_EXAMPLE
Pokitto 66:6281a40d73e6 169 //(*streamCallbackPtr)();
Pokitto 31:f4b9b85c7b62 170 tableRefresh=true;
Pokitto 31:f4b9b85c7b62 171 }
Pokitto 31:f4b9b85c7b62 172 notetick =0;
Pokitto 31:f4b9b85c7b62 173 }
Pokitto 31:f4b9b85c7b62 174 }
Pokitto 31:f4b9b85c7b62 175
Pokitto 31:f4b9b85c7b62 176 void emptyPatches(){
Pokitto 31:f4b9b85c7b62 177 for (int i=0; i<16; i++) {
Pokitto 31:f4b9b85c7b62 178 patch[i].vol = 127;
Pokitto 31:f4b9b85c7b62 179 patch[i].on = true; patch[i].wave = 1; patch[i].echo = 0; patch[i].count = 0; patch[i].cinc =0;
Pokitto 31:f4b9b85c7b62 180 patch[i].attack = 0; patch[i].loop = 0; patch[i].adsrphase = 0; patch[i].adsr = 0; patch[i].decay = 20;
Pokitto 31:f4b9b85c7b62 181 patch[i].pitchbend = 0; patch[i].bendrate = 0; patch[i].maxbend = 0; patch[i].sustain = 0; patch[i].release = 0, patch[i].overdrive = 0, patch[i].kick = 0;
Pokitto 31:f4b9b85c7b62 182 }
Pokitto 31:f4b9b85c7b62 183 }
Pokitto 31:f4b9b85c7b62 184
Pokitto 31:f4b9b85c7b62 185 void emptyBlocks(){
Pokitto 31:f4b9b85c7b62 186 for (int i=0; i<MAXBLOCKS; i++) {
Pokitto 31:f4b9b85c7b62 187 for (int j = 0; j < PATTERNLENGTH; j++) {
Pokitto 31:f4b9b85c7b62 188 block[i].instrument[j] = 0;
Pokitto 31:f4b9b85c7b62 189 block[i].notenumber[j] = 255;
Pokitto 31:f4b9b85c7b62 190 }
Pokitto 31:f4b9b85c7b62 191 }
Pokitto 31:f4b9b85c7b62 192 }
Pokitto 31:f4b9b85c7b62 193
Pokitto 31:f4b9b85c7b62 194 void initStreams(uint8_t seqpos){
Pokitto 31:f4b9b85c7b62 195 uint8_t blocknum;
Pokitto 31:f4b9b85c7b62 196 // retarget pointers for track 1
Pokitto 31:f4b9b85c7b62 197 // byte = pgm_read_byte(&(mydata[i][j]));
Pokitto 31:f4b9b85c7b62 198 blocknum=song.block_sequence[0][seqpos];
Pokitto 31:f4b9b85c7b62 199 //blocknum=pgm_read_byte(Song+SONG_SEQUENCE+seqpos);
Pokitto 31:f4b9b85c7b62 200 song.instrument_stream[0]=&block[blocknum].instrument[0];
Pokitto 31:f4b9b85c7b62 201 song.note_stream[0]=&block[blocknum].notenumber[0];
Pokitto 31:f4b9b85c7b62 202 // retarget pointers for track 2
Pokitto 31:f4b9b85c7b62 203 blocknum=song.block_sequence[1][seqpos];
Pokitto 31:f4b9b85c7b62 204 song.instrument_stream[1]=&block[blocknum].instrument[0];
Pokitto 31:f4b9b85c7b62 205 song.note_stream[1]=&block[blocknum].notenumber[0];
Pokitto 31:f4b9b85c7b62 206 // retarget pointers for track 3
Pokitto 31:f4b9b85c7b62 207 blocknum=song.block_sequence[2][seqpos];
Pokitto 31:f4b9b85c7b62 208 song.instrument_stream[2]=&block[blocknum].instrument[0];
Pokitto 31:f4b9b85c7b62 209 song.note_stream[2]=&block[blocknum].notenumber[0];
Pokitto 31:f4b9b85c7b62 210 }
Pokitto 31:f4b9b85c7b62 211
Pokitto 31:f4b9b85c7b62 212 void emptySong(){
Pokitto 31:f4b9b85c7b62 213 song.num_channels = 3;
Pokitto 31:f4b9b85c7b62 214 song.num_patches = 1;
Pokitto 31:f4b9b85c7b62 215 song.song_bpm = 120;
Pokitto 31:f4b9b85c7b62 216 song.num_patterns = 1;
Pokitto 31:f4b9b85c7b62 217 song.song_end = 0;
Pokitto 31:f4b9b85c7b62 218 song.song_loop = 0; // loop back to start
Pokitto 31:f4b9b85c7b62 219 song.rb_version = RBTRACKER_VERSION;
Pokitto 31:f4b9b85c7b62 220 for (uint8_t i = 0; i<10; i++) {
Pokitto 31:f4b9b85c7b62 221 song.block_sequence[0][i]=i*3; // track 1
Pokitto 31:f4b9b85c7b62 222 song.block_sequence[1][i]=i*3+1; // track 2
Pokitto 31:f4b9b85c7b62 223 song.block_sequence[2][i]=i*3+2; // track 3
Pokitto 31:f4b9b85c7b62 224 }
Pokitto 31:f4b9b85c7b62 225 song.instrument_stream[0] = &block[0].instrument[0];
Pokitto 31:f4b9b85c7b62 226 song.note_stream[0] = &block[0].notenumber[0];
Pokitto 31:f4b9b85c7b62 227 song.instrument_stream[1] = &block[1].instrument[0];
Pokitto 31:f4b9b85c7b62 228 song.note_stream[1] = &block[1].notenumber[0];
Pokitto 31:f4b9b85c7b62 229 song.instrument_stream[2] = &block[2].instrument[0];
Pokitto 31:f4b9b85c7b62 230 song.note_stream[2] = &block[2].notenumber[0];
Pokitto 31:f4b9b85c7b62 231 sequencepos = 0;
Pokitto 31:f4b9b85c7b62 232 }
Pokitto 31:f4b9b85c7b62 233
Pokitto 66:6281a40d73e6 234 #if POK_ENABLE_SD > 0
Pokitto 66:6281a40d73e6 235
Pokitto 31:f4b9b85c7b62 236 int openSongFromSD(char* buffer) {
Pokitto 31:f4b9b85c7b62 237 if (!isThisFileOpen(buffer)) {
Pokitto 31:f4b9b85c7b62 238 fileClose(); // close any open files
Pokitto 31:f4b9b85c7b62 239 fileOpen(buffer,FILE_MODE_OVERWRITE | FILE_MODE_BINARY);
Pokitto 31:f4b9b85c7b62 240 }
Pokitto 31:f4b9b85c7b62 241 return isThisFileOpen(buffer);
Pokitto 31:f4b9b85c7b62 242 }
Pokitto 31:f4b9b85c7b62 243
Pokitto 31:f4b9b85c7b62 244 void writeChunkToSD(uint8_t* buffer) {
Pokitto 31:f4b9b85c7b62 245 if (fileOK()) {
Pokitto 31:f4b9b85c7b62 246 fileWriteBytes(buffer, CHUNKSIZE);
Pokitto 31:f4b9b85c7b62 247 }
Pokitto 31:f4b9b85c7b62 248 }
Pokitto 31:f4b9b85c7b62 249
Pokitto 31:f4b9b85c7b62 250 void readChunkFromSD(uint8_t* buffer) {
Pokitto 31:f4b9b85c7b62 251 if (fileOK()) {
Pokitto 31:f4b9b85c7b62 252 fileReadBytes(buffer, CHUNKSIZE);
Pokitto 31:f4b9b85c7b62 253 }
Pokitto 31:f4b9b85c7b62 254 }
Pokitto 66:6281a40d73e6 255
Pokitto 66:6281a40d73e6 256 #endif // POK_ENABLE_SD
Pokitto 66:6281a40d73e6 257
Pokitto 66:6281a40d73e6 258 void registerStreamsCallback(streamsFunction ptr) {
Pokitto 66:6281a40d73e6 259 streamCallbackPtr = ptr;
Pokitto 66:6281a40d73e6 260 }
Pokitto 66:6281a40d73e6 261
Pokitto 31:f4b9b85c7b62 262 #endif // POK_ENABLE_SOUND
Pokitto 31:f4b9b85c7b62 263
Pokitto 31:f4b9b85c7b62 264