Added internal storing of MIDI state.

OSC2MIDI.ino

@@ -16,6 +16,7 @@
 #include <HardwareSerial.h>
 #include <SoftwareSerial.h>
 #include <LiquidCrystal_I2C.h>
+#include <looper.h>
 
 #define MDNS_NAME             "osc2midi"
 #define AP_SSID_NAME          "OSC2MIDI"
@@ -31,10 +32,15 @@
 #define LCD_ROW               2
 #define UDP_RECV_PORT         8000
 #define UDP_SEND_PORT         9000
-#define K_RATE                200
+#define KRATE_MODE            200
+#define KRATE_STATE           2000
 
 void OSCToMidiCC(OSCMessage &msg, int offset);
 void MidiCCToOSC(uint8_t channel, uint8_t number, uint8_t value);
+void change_midi_state(uint8_t midichannel, uint8_t cc, uint8_t value);
+void show_midi_state(void);
+void set_midi_state(void);
+void check_mode(void);
 
 WiFiUDP udp;
 IPAddress clientIP;
@@ -48,8 +54,10 @@ HardwareSerial midi1(2); // RX: 16, TX: 17
 //#define TX (1)
 #endif
 SoftwareSerial midi2;
-uint32_t k_rate_last;
 bool ap_mode_state = digitalRead(AP_MODE_PIN);
+int8_t state[16][128];
+
+looper sched;
 
 MIDI_CREATE_INSTANCE(HardwareSerial, midi1, MIDI1);
 
@@ -155,6 +163,8 @@ void setup()
     lcd.print(WiFi.localIP());
   }
 
+  memset(state, -1, 16 * 128);
+
   udp.begin(UDP_RECV_PORT);
   DEBUG_MSG("Listening for UDP packets on port %d\n", UDP_RECV_PORT);
 
@@ -166,7 +176,10 @@ void setup()
   MIDI1.setHandleControlChange(MidiCCToOSC);
   MIDI1.turnThruOff();
 
-  k_rate_last = millis();
+  //set_midi_state();
+
+  sched.addJob(check_mode, KRATE_MODE);
+  sched.addJob(show_midi_state, KRATE_STATE);
 }
 
 void loop()
@@ -229,19 +242,7 @@ void loop()
     }
   }
 
-  // Do something at control rate
-  if ((millis() - K_RATE) > k_rate_last)
-  {
-    k_rate_last = millis();
-    if (ap_mode_state != digitalRead(AP_MODE_PIN))
-    {
-      lcd.clear();
-      lcd.setCursor(0, 0);
-      lcd.print("Changing mode...");
-      delay(500);
-      ESP.restart();
-    }
-  }
+  sched.scheduler();
 }
 
 void OSCToMidiCC(OSCMessage & msg, int offset)
@@ -252,7 +253,6 @@ void OSCToMidiCC(OSCMessage & msg, int offset)
 
   msg.getAddress(address, offset, sizeof(address));
   midichannel = getMIDIChannel(address);
-  //midichannel--;
 
   if (msg.size() == 1 && msg.isFloat(0))
   {
@@ -262,6 +262,7 @@ void OSCToMidiCC(OSCMessage & msg, int offset)
     value = value > 127 ? 127 : value;
     DEBUG_MSG("MSG: % s\tChannel: % u\t\tCC: % u\tValue: % u\n", address, midichannel, cc, value);
     MIDI1.sendControlChange(cc, value, midichannel);
+    change_midi_state(midichannel, cc, value);
   }
   else if (msg.size() == 2 && msg.isFloat(0) && msg.isFloat(1))
   {
@@ -271,11 +272,13 @@ void OSCToMidiCC(OSCMessage & msg, int offset)
     value = value > 127 ? 127 : value;
     DEBUG_MSG("MSG: % s\tChannel: % u\t\tCC: % u\tValue: % u\n", address, midichannel, cc, value);
     MIDI1.sendControlChange(cc, value, midichannel);
+    change_midi_state(midichannel, cc, value);
     cc = getVar(address, 2);
     value = round(msg.getFloat(1));
     value = value > 127 ? 127 : value;
     DEBUG_MSG("MSG: % s\tChannel: % u\t\tCC: % u\tValue: % u\n", address, midichannel, cc, value);
     MIDI1.sendControlChange(cc, value, midichannel);
+    change_midi_state(midichannel, cc, value);
   }
   else
   {
@@ -301,3 +304,64 @@ void MidiCCToOSC(uint8_t channel, uint8_t number, uint8_t val)
     udp.endPacket();
   }
 }
+
+void change_midi_state(uint8_t midichannel, uint8_t cc, uint8_t value)
+{
+  state[midichannel - 1][cc - 1] = value;
+}
+
+void show_midi_state(void)
+{
+  uint8_t m, c;
+
+  DEBUG_MSG("Current MIDI state:\n");
+
+  for (m = 0; m < 16; m++)
+  {
+    DEBUG_MSG("MIDI-Channel %d\n", m + 1);
+    for (c = 0; c < 128; c++)
+    {
+      if (state[m][c] >= 0)
+      {
+        DEBUG_MSG("\tCC: %03d = %03d\n", c, state[m][c]);
+      }
+    }
+  }
+}
+
+/*
+  void set_midi_state(void)
+  {
+  uint8_t tmp;
+  uint8_t m;
+  uint16_t i;
+
+  DEBUG_MSG("Send MIDI state:\n");
+
+  for (m = 0; m < 16; m++);
+  {
+    if (state[m].size() > 0)
+    {
+      DEBUG_MSG("MIDI-Channel %d\n");
+      for (i = 0; i < state[m].size(); i++)
+      {
+        tmp = state[m].get(i);
+        MIDI1.sendControlChange(tmp >> 4, tmp & 0x0f, m);
+        DEBUG_MSG("\tSet state of CC: %03d = %03d\n", tmp >> 4, tmp & 0x0f);
+      }
+    }
+  }
+  }
+*/
+
+void check_mode(void)
+{
+  if (ap_mode_state != digitalRead(AP_MODE_PIN))
+  {
+    lcd.clear();
+    lcd.setCursor(0, 0);
+    lcd.print("Changing mode...");
+    delay(500);
+    ESP.restart();
+  }
+}