implement scales and basic harmonies into library

AVR_code/harmonisk_improvisasjon/harmonisk_improvisasjon.ino

@@ -1,9 +1,14 @@
 #include "jokermusikk.h"
 
+int hastighet;
+uint8_t *skala;
+
+
+int *c;
+int *f;
+int *g;
+
 
-int cm[] = {0,3,7};
-int fm[] = {0,5,8};
-int g[] = {11,7,2,5,8};
 int member = 3;
 int note_length = 50;
 int n = 0;
@@ -14,6 +19,13 @@ unsigned long prev = 0;
 
 void setup() {
   // put your setup code here, to run once:
+
+  skala = SKALA[1];
+  
+  c = treklang[0];
+  f = treklang[3];
+  g = treklang[4];
+  
 }
 
 void loop() {
@@ -24,22 +36,21 @@ void loop() {
   
   seconds = millis();
   seconds = seconds/1000;
+  
   if (prev != seconds) 
     akkord = random(0,3);
   prev = seconds;
 
+  member = random(3);
   switch (akkord) {
     case 0: // cm
-      member = random(3);
-      n = cm[member];
+      n = skala[c[member]];
       break;
-    case 1: // fm
-      member = random(3);
-      n = fm[member];
+    case 1: // f
+      n = skala[f[member]];
       break;
     case 2: // g
-      member = random(5);
-      n = g[member];
+      n = skala[g[member]];
       break;
   }
 

AVR_code/harmonisk_improvisasjon/jokermusikk.h

@@ -3,11 +3,35 @@
 #include <Arduino.h>
 
 const int Output = 1;                                   // Can be 1 or 4
+
+
 // Cater for 16MHz, 8MHz, or 1MHz clock:
 const int Clock = ((F_CPU/1000000UL) == 16) ? 4 : ((F_CPU/1000000UL) == 8) ? 3 : 0;
-
 const uint8_t scale[] PROGMEM = {239,226,213,201,190,179,169,160,151,142,134,127};
 
+const uint8_t SKALA[][7] = {
+  {0,2,4,5,7,9,11},
+  {0,2,3,5,7,9,10},
+  {0,1,3,5,7,8,10},
+  {0,2,4,6,7,9,11},
+  {0,2,4,5,7,9,10},
+  {0,2,3,5,7,8,10},
+  {0,1,3,5,6,8,10}};
+
+const int treklang[][3] = {
+  {0,2,4},
+  {1,3,5},
+  {2,4,6},
+  {0,3,5},
+  {1,4,6},
+  {0,2,5},
+  {1,3,6}};
+
+
+
+
 void note (int n, int octave);
 
+
+
 #endif