S3__esp32_osc_sendall.cpp

// //////////////////////////////////////////////////////////////////////////
// this sketch reads out three sensors and sends out the reading of all three
// as OSC messages
// //////////////////////////////////////////////////////////////////////////
#include <Arduino.h>
#include <easywifi.h>
#include <WiFiUdp.h>
#include <OSCMessage.h>

// wifi credentials
#define WIFI_SSID "hslab_2.4GhHz"
#define WIFI_PASSWORD "enterenter"

int times_per_second = 200;
int refresh_rate = 1000 / times_per_second;

int threshold = 2000;

int reading1, reading2, reading3;

WiFiUDP Udp;                                // A UDP instance to let us send and receive packets over UDP
const IPAddress destination(192, 168, 50, 255);
const unsigned int rxport = 54321;          // remote port to receive OSC
const unsigned int txport = 12345;        // local port to listen for OSC packets (actually not used 

void setup() {
  // initialize serial communication 
  // over the USB wire back to our computer
  Serial.begin( 9600 );
  while(!Serial) ;

  // define which pins in our sketch 
  // will be used as inputs and which as outputs
  pinMode(A2, INPUT);
  pinMode(A3, INPUT);
  pinMode(A4, INPUT);

  // connect to existing access point as client
  if( wifi_connect_as_client(WIFI_SSID, WIFI_PASSWORD) ) {
    // print debugging information
    wifi_print_mode();
    wifi_print_ip(); // print our ip address
  } else {
    Serial.print("Failed to connect to wifi ");
    Serial.print( WIFI_SSID );
    Serial.println();
  }

  Udp.begin(rxport);
  Serial.print("Listening on port ");
  Serial.println(rxport);
}

void debug_sensor_readings() {
  Serial.print( reading1 );
  Serial.print(", ");
  Serial.print( reading2 );
  Serial.print(", ");
  Serial.print( reading3 );
  Serial.print(", ");
  Serial.print( threshold );
  Serial.println();
}

void osc_dispatch(String addr, int value) {
  // these two lines craft the message (with an address and a parameter)
  OSCMessage out( addr.c_str() );
  out.add( value );

  // these 4 lines that follow send out the message
  Udp.beginPacket(destination, txport);
  Udp.endPacket();
  out.send(Udp);
  out.empty();
}

void loop() {
  OSCMessage in;
  int size;

  // read all of my sensor values and store them in a variable
  reading1 = analogRead(A2);
  reading2 = analogRead(A3);
  reading3 = analogRead(A4);

  // send out those readings wrapped as OSC messages onto the network
  osc_dispatch("/sensor/one/luis", reading1);
  osc_dispatch("/sensor/two/luis", reading2);
  osc_dispatch("/sensor/three/luis", reading3);
  
  delay(refresh_rate); // this is our refresh rate in milliseconds 1 sec = 1000 ms (1000 / 200 = 5)
}