Advanced Nano Simplest Code

/* PCrazy shit 8-bit symphony generator */ /* * inspired by: * http://countercomplex.blogspot.com/2011/10/algorithmic-symphonies-from-one-line-of.html * http://countercomplex.blogspot.com.es/2011/10/some-deep-analysis-of-one-line-music.html * * try it online: * http://wurstcaptures.untergrund.net/music/ * */ int speakerPin = 3; int buttonPin1 = 12; int buttonPin2 = 8; int pot0 = 0; int pot1 = 1; int pot2 = 2; int button1State = 0; int lastButton1State = 0; int song = -1; long t = 0; unsigned int p0 = 0; unsigned int p1 = 0; unsigned int delta_T = 0; int snd = 0; void setup () { TCCR2B = TCCR2B & B11111000 | B00000001; // set timer 2 divisor to 1 for fast PWM frequency of 31372.55 Hz pinMode (speakerPin, OUTPUT); pinMode(buttonPin1, INPUT_PULLUP); pinMode(buttonPin2, INPUT_PULLUP); pinMode (pot0, INPUT); pinMode (pot1, INPUT); pinMode (pot2, INPUT); } void loop () { // read the state of the button into a local variable: button1State = digitalRead(buttonPin1); if (button1State != lastButton1State && button1State == HIGH) { // if the state has changed, increment the counter song++; t = 0; delay(20); if (song > 6) { song = 0; } } lastButton1State = button1State; switch(song) { case 0: // test0 p0 = (analogRead(pot0)>>4); p1 = (analogRead(pot1)>>4); delta_T = (1023 - (analogRead(pot2))); snd = t * ((t>>3|t>>p0)&70&t>>p1); digitalWrite (speakerPin, snd); delayMicroseconds(delta_T+1); t++; break; case 1: // test1 p0 = (analogRead(pot0)>>4); p1 = (analogRead(pot1)>>4); delta_T = ((1023 - (analogRead(pot2)))>>0); snd = t*(t^t+(t>>15|1)^(t-(14-(p1/2))^t)>>(10-(pot0/5))); digitalWrite (speakerPin, snd); delayMicroseconds((delta_T+1)); t++; break; case 2: // dubStep p0 = (analogRead(pot0)>>4); p1 = (analogRead(pot1)>>4); delta_T = ((1023 - (analogRead(pot2)))<<0); snd = (t|4) * ((t>>p1|t>>11)&p0&t>>3); //analogWrite (speakerPin, snd); digitalWrite (speakerPin, snd); delayMicroseconds((delta_T+1)); t++; break; case 3: // a classic p0 = ((analogRead(pot0)>>5)+0); p1 = (analogRead(pot1)>>6); delta_T = ((1023 - (analogRead(pot2)))>>0); snd = t * ((t>>p1|t>>p0)&63&t>>(13>>3)); analogWrite (speakerPin, snd); //digitalWrite (speakerPin, snd); delayMicroseconds((delta_T+1)); t++; break; case 4: // a single p0 = ((analogRead(pot0)>>5)+0); p1 = (analogRead(pot1)>>6); delta_T = ((1023 - (analogRead(pot2)))>>0); snd = t * ((t>>6|t>>p0)&77&t>>(p1>>3)); digitalWrite (speakerPin, snd); delayMicroseconds((delta_T+1)); t++; break; case 5: // PechBlenda Staayle p0 = (analogRead(pot0)>>4); p1 = (analogRead(pot1)>>4); delta_T = ((1023 - (analogRead(pot2)))<<0); snd = t>>p0&1?t>>17:-t>>p1; digitalWrite (speakerPin, snd); delayMicroseconds((delta_T+1)); t++; break; } } // t * ((t>>3|t>>15)&70&t>>9) // snd = t>>p2&1?t>>p1:-t>>p0; // snd = (t|p2) * ((t>>p1|t>>11)&p0&t>>3); // bitMeat snd = t*(((t>>(12+(p1/2)))|(t>>8))&((p0-(p2/2))&(t>>4))); // snd = ((((p0*t)/50)*(((p1*t)/50)>>8|t>>9)&((p2*46)/50)&t>>8))^(t&t>>13|t>>6);