Pokitto Community Team / SynthTest

Test the Synth sound functions of Pokitto

Dependencies:   PokittoLib

SynthTest - Pokitto synth demo

To test this program, simply press "Import into Compiler" button on the right!

/media/uploads/Pokitto/synthtest.jpg

SynthTest.cpp@0:e0bd5da25882, 2018-01-01 (annotated)

Committer:
group-Pokitto-Community-Team
Date:
Mon Jan 01 18:52:16 2018 +0000
Revision:
0:e0bd5da25882
Child:
2:91c41852a646
Initial commit

Who changed what in which revision?

UserRevisionLine numberNew contents of line
group-Pokitto-Community-Team 0:e0bd5da25882 1 #include "Pokitto.h"
group-Pokitto-Community-Team 0:e0bd5da25882 2 #include "Synth.h"
group-Pokitto-Community-Team 0:e0bd5da25882 3
group-Pokitto-Community-Team 0:e0bd5da25882 4 Pokitto::Core game;
group-Pokitto-Community-Team 0:e0bd5da25882 5 Pokitto::Display disp;
group-Pokitto-Community-Team 0:e0bd5da25882 6 Pokitto::Sound snd;
group-Pokitto-Community-Team 0:e0bd5da25882 7 Pokitto::Buttons btn;
group-Pokitto-Community-Team 0:e0bd5da25882 8
group-Pokitto-Community-Team 0:e0bd5da25882 9 int tonefreq=33;
group-Pokitto-Community-Team 0:e0bd5da25882 10 uint8_t amplitude = 255;//127;
group-Pokitto-Community-Team 0:e0bd5da25882 11 uint8_t wavetype = 1, arpmode=0;
group-Pokitto-Community-Team 0:e0bd5da25882 12 uint32_t changed = 1;
group-Pokitto-Community-Team 0:e0bd5da25882 13 char notestr[6];
group-Pokitto-Community-Team 0:e0bd5da25882 14 uint8_t sbindx=0,sbx=0,prevy=0;
group-Pokitto-Community-Team 0:e0bd5da25882 15
group-Pokitto-Community-Team 0:e0bd5da25882 16 int main()
group-Pokitto-Community-Team 0:e0bd5da25882 17 {
group-Pokitto-Community-Team 0:e0bd5da25882 18 game.begin();
group-Pokitto-Community-Team 0:e0bd5da25882 19 snd.setVolume(snd.getMaxVol()); // volume to max level depending on headset/speaker safety level
group-Pokitto-Community-Team 0:e0bd5da25882 20 disp.persistence = true;
group-Pokitto-Community-Team 0:e0bd5da25882 21 disp.color=wavetype+1;
group-Pokitto-Community-Team 0:e0bd5da25882 22 disp.bgcolor=0;
group-Pokitto-Community-Team 0:e0bd5da25882 23 uint8_t sbindx=0;
group-Pokitto-Community-Team 0:e0bd5da25882 24 int oldvol=0;
group-Pokitto-Community-Team 0:e0bd5da25882 25 int linecenter = (disp.height/4)-10; // center oscilloscope line vertically
group-Pokitto-Community-Team 0:e0bd5da25882 26 snd.ampEnable(1);
group-Pokitto-Community-Team 0:e0bd5da25882 27 snd.playTone(1,tonefreq,amplitude,wavetype,arpmode);
group-Pokitto-Community-Team 0:e0bd5da25882 28 // want to have 2 oscillators 1 octave apart ?
group-Pokitto-Community-Team 0:e0bd5da25882 29 // snd.playTone(2,tonefreq+12,amplitude,wavetype,arpmode);
group-Pokitto-Community-Team 0:e0bd5da25882 30
group-Pokitto-Community-Team 0:e0bd5da25882 31 disp.clear();
group-Pokitto-Community-Team 0:e0bd5da25882 32 disp.print("Frq:");
group-Pokitto-Community-Team 0:e0bd5da25882 33 getNoteString(notestr,tonefreq);
group-Pokitto-Community-Team 0:e0bd5da25882 34 disp.println(notestr);
group-Pokitto-Community-Team 0:e0bd5da25882 35 disp.print("Vol:");
group-Pokitto-Community-Team 0:e0bd5da25882 36 disp.println((int)amplitude);
group-Pokitto-Community-Team 0:e0bd5da25882 37 disp.print("Wav:");
group-Pokitto-Community-Team 0:e0bd5da25882 38 disp.print((int)wavetype);
group-Pokitto-Community-Team 0:e0bd5da25882 39 switch (wavetype) {
group-Pokitto-Community-Team 0:e0bd5da25882 40 case 0:
group-Pokitto-Community-Team 0:e0bd5da25882 41 disp.println(" Off");break;
group-Pokitto-Community-Team 0:e0bd5da25882 42 case 1:
group-Pokitto-Community-Team 0:e0bd5da25882 43 disp.println(" Square");break;
group-Pokitto-Community-Team 0:e0bd5da25882 44 case 2:
group-Pokitto-Community-Team 0:e0bd5da25882 45 disp.println(" Saw");break;
group-Pokitto-Community-Team 0:e0bd5da25882 46 case 3:
group-Pokitto-Community-Team 0:e0bd5da25882 47 disp.println(" Triang");break;
group-Pokitto-Community-Team 0:e0bd5da25882 48 case 4:
group-Pokitto-Community-Team 0:e0bd5da25882 49 disp.println(" Noise");break;
group-Pokitto-Community-Team 0:e0bd5da25882 50 case 5:
group-Pokitto-Community-Team 0:e0bd5da25882 51 disp.println(" SqNois");break;
group-Pokitto-Community-Team 0:e0bd5da25882 52 }
group-Pokitto-Community-Team 0:e0bd5da25882 53 disp.print("HWvol:");
group-Pokitto-Community-Team 0:e0bd5da25882 54 disp.println((int)snd.getVolume());
group-Pokitto-Community-Team 0:e0bd5da25882 55 disp.lcdRefresh(disp.screenbuffer);
group-Pokitto-Community-Team 0:e0bd5da25882 56
group-Pokitto-Community-Team 0:e0bd5da25882 57 while (game.isRunning()) {
group-Pokitto-Community-Team 0:e0bd5da25882 58
group-Pokitto-Community-Team 0:e0bd5da25882 59 #ifdef POK_SIM
group-Pokitto-Community-Team 0:e0bd5da25882 60 #define DEBOU 2048*32
group-Pokitto-Community-Team 0:e0bd5da25882 61 #else
group-Pokitto-Community-Team 0:e0bd5da25882 62 #define DEBOU 256
group-Pokitto-Community-Team 0:e0bd5da25882 63 #endif
group-Pokitto-Community-Team 0:e0bd5da25882 64
group-Pokitto-Community-Team 0:e0bd5da25882 65 if (changed == 0) {
group-Pokitto-Community-Team 0:e0bd5da25882 66 if(btn.upBtn()) { amplitude++; changed = DEBOU; }
group-Pokitto-Community-Team 0:e0bd5da25882 67 if(btn.downBtn()) { amplitude--; changed = DEBOU; }
group-Pokitto-Community-Team 0:e0bd5da25882 68 if(btn.leftBtn() && (tonefreq > 0)) { tonefreq --; changed = DEBOU; }
group-Pokitto-Community-Team 0:e0bd5da25882 69 if(btn.rightBtn() && (tonefreq < 88)) { tonefreq ++; changed = DEBOU; }
group-Pokitto-Community-Team 0:e0bd5da25882 70 if(btn.released(BTN_A) && wavetype > 0 ) { wavetype--; changed = DEBOU*10;}
group-Pokitto-Community-Team 0:e0bd5da25882 71 if(btn.released(BTN_B) && wavetype < 5 ) { wavetype++; changed = DEBOU*10;}
group-Pokitto-Community-Team 0:e0bd5da25882 72 if (snd.getVolume() != oldvol) changed=DEBOU;
group-Pokitto-Community-Team 0:e0bd5da25882 73
group-Pokitto-Community-Team 0:e0bd5da25882 74 if (changed) {
group-Pokitto-Community-Team 0:e0bd5da25882 75 disp.clear();
group-Pokitto-Community-Team 0:e0bd5da25882 76 disp.color=0;//owavetype+1;
group-Pokitto-Community-Team 0:e0bd5da25882 77 disp.fillRectangle(0,0,109,34);
group-Pokitto-Community-Team 0:e0bd5da25882 78 disp.color=wavetype+1;
group-Pokitto-Community-Team 0:e0bd5da25882 79 disp.bgcolor=0;
group-Pokitto-Community-Team 0:e0bd5da25882 80 disp.print("Frq:");
group-Pokitto-Community-Team 0:e0bd5da25882 81 getNoteString(notestr,tonefreq);
group-Pokitto-Community-Team 0:e0bd5da25882 82 disp.println(notestr);
group-Pokitto-Community-Team 0:e0bd5da25882 83 disp.print("Vol:");
group-Pokitto-Community-Team 0:e0bd5da25882 84 disp.println((int)amplitude);
group-Pokitto-Community-Team 0:e0bd5da25882 85 disp.print("Wav:");
group-Pokitto-Community-Team 0:e0bd5da25882 86 disp.print((int)wavetype);
group-Pokitto-Community-Team 0:e0bd5da25882 87 switch (wavetype) {
group-Pokitto-Community-Team 0:e0bd5da25882 88 case 0:
group-Pokitto-Community-Team 0:e0bd5da25882 89 disp.println(" Off");break;
group-Pokitto-Community-Team 0:e0bd5da25882 90 case 1:
group-Pokitto-Community-Team 0:e0bd5da25882 91 disp.println(" Square");break;
group-Pokitto-Community-Team 0:e0bd5da25882 92 case 2:
group-Pokitto-Community-Team 0:e0bd5da25882 93 disp.println(" Saw");break;
group-Pokitto-Community-Team 0:e0bd5da25882 94 case 3:
group-Pokitto-Community-Team 0:e0bd5da25882 95 disp.println(" Triang");break;
group-Pokitto-Community-Team 0:e0bd5da25882 96 case 4:
group-Pokitto-Community-Team 0:e0bd5da25882 97 disp.println(" Noise");break;
group-Pokitto-Community-Team 0:e0bd5da25882 98 case 5:
group-Pokitto-Community-Team 0:e0bd5da25882 99 disp.println(" SqNois");break;
group-Pokitto-Community-Team 0:e0bd5da25882 100 }
group-Pokitto-Community-Team 0:e0bd5da25882 101 disp.print("HWvol:");
group-Pokitto-Community-Team 0:e0bd5da25882 102 disp.println((int)snd.getVolume());
group-Pokitto-Community-Team 0:e0bd5da25882 103 snd.playTone(1,tonefreq,amplitude,wavetype,arpmode);
group-Pokitto-Community-Team 0:e0bd5da25882 104 oldvol = (int) snd.getVolume();
group-Pokitto-Community-Team 0:e0bd5da25882 105 // want to have 2 oscillators 1 octave apart ?
group-Pokitto-Community-Team 0:e0bd5da25882 106 // snd.playTone(2,tonefreq+12,amplitude,wavetype,arpmode);
group-Pokitto-Community-Team 0:e0bd5da25882 107 }
group-Pokitto-Community-Team 0:e0bd5da25882 108 } else changed--;
group-Pokitto-Community-Team 0:e0bd5da25882 109 disp.color=0;
group-Pokitto-Community-Team 0:e0bd5da25882 110 disp.drawColumn(sbx,38,disp.height);
group-Pokitto-Community-Team 0:e0bd5da25882 111 disp.color=wavetype+1;
group-Pokitto-Community-Team 0:e0bd5da25882 112 uint8_t tindex = sbindx*2;
group-Pokitto-Community-Team 0:e0bd5da25882 113 int16_t y = linecenter + (((int)128-(soundbuf[tindex]))>>1);
group-Pokitto-Community-Team 0:e0bd5da25882 114 disp.drawLine(sbx-1,prevy,sbx,y);
group-Pokitto-Community-Team 0:e0bd5da25882 115 game.update();
group-Pokitto-Community-Team 0:e0bd5da25882 116 disp.color=0;
group-Pokitto-Community-Team 0:e0bd5da25882 117 prevy=y;
group-Pokitto-Community-Team 0:e0bd5da25882 118 sbx++;sbindx++;
group-Pokitto-Community-Team 0:e0bd5da25882 119 if (sbx>disp.width-1) {sbx=0;}
group-Pokitto-Community-Team 0:e0bd5da25882 120 }
group-Pokitto-Community-Team 0:e0bd5da25882 121 return 0; // good manners!
group-Pokitto-Community-Team 0:e0bd5da25882 122 }
group-Pokitto-Community-Team 0:e0bd5da25882 123
group-Pokitto-Community-Team 0:e0bd5da25882 124
group-Pokitto-Community-Team 0:e0bd5da25882 125
group-Pokitto-Community-Team 0:e0bd5da25882 126