touchTest.ino

#include <WiFi.h> 
#include <WebServer.h> // https://github.com/zhouhan0126/WebServer-esp32
#include <DNSServer.h>
#include <WiFiManager.h>          // https://github.com/zhouhan0126/WIFIMANAGER-ESP3
#include <FastLED.h>              //https://github.com/FastLED/FastLED
#include <WiFiUdp.h>
#include <ArduinoOSC.h>   //https://github.com/hideakitai/ArduinoOSC
//#define DEBUG_UDP

void serialSetup(){
    // put your setup code here, to run once:
    Serial.begin(115200);
    Serial.println("\n Starting");  
}
void wifiSetup(){
    // is configuration portal requested?
    //WiFiManager
    //Local intialization. Once its business is done, there is no need to keep it around
    WiFiManager wifiManager;
    if(false){//select SSID 
      //wifiManager.setTimeout(120);
      if (!wifiManager.startConfigPortal("OndemandAP")) { //Enforce configration at boot time
        Serial.println("Time out to set WiFi configuration");
      }
    }else{//automatic connection
      wifiManager.autoConnect("AutoConnectAP"); //Normal auto connection
    }
    //if you get here you have connected to the WiFi
    IPAddress ipadr = WiFi.localIP();
    Serial.println("connected(^^)");
    Serial.println("local ip");
    Serial.println(ipadr);
    Serial.println(WiFi.SSID());
}


const uint16_t max_pixels = 170; //NeoPiexel の LED素子数
const uint8_t neopixel_gpio = 13; //Nexpixel LED PIN
const uint16_t max_dmx_ch = max_pixels * 3;
uint8_t dmx[max_pixels*3] = {}; //DMX 1univers : 512ch
CRGB leds[max_pixels];
OscWiFi osc;
String mixerIP="255.255.255.255";
void ledSetup(){
  FastLED.addLeds<WS2812B, neopixel_gpio, GRB>(leds, max_pixels);
  FastLED.setBrightness(10); //max255
  osc.begin(9000);
  osc.subscribe("/0/dmx/*", [](OscMessage& m)
  {
    const char *chStr=m.address().c_str();
    while(*chStr)chStr++;
    while(*chStr!='/')chStr--;
    chStr++;
    unsigned char ch=atoi(chStr);
    float v=m.arg<float>(0);
    if(1.0<v)v=1.0;
    if(v<0)v=0;
    if(ch<3*max_pixels) dmx[ch]=v*255;
    mixerIP=m.ip();
    Serial.print((int)ch); Serial.print(" ");
    Serial.print(v); Serial.println();
  });
}

static WiFiUDP debugUdp;
float touchBase=0;
void setup() {
  serialSetup();
  wifiSetup();
  debugUdp.begin(12345);
  ledSetup();
  touchBase=touch();
}

int touch(){
  return touchRead(T8);
}

/* Touch ID list
T0  GPIO4
T1  GPIO0
T2  GPIO2
T3  GPIO15
T4  GPIO13
T5  GPIO12
T6  GPIO14
T7  GPIO27
T8  GPIO33
T9  GPIO32
 */
 
void loop() {
  /*
  //Just for check my circuits
  Serial.print(touchRead(T0));
  Serial.print(" ");
  Serial.print(touchRead(T1));
  Serial.print(" ");
  Serial.print(touchRead(T2));
  Serial.print(" ");
  Serial.print(touchRead(T3));
  Serial.print(" ");
  Serial.print(touchRead(T4));
  Serial.print(" ");
  Serial.print(touchRead(T5));
  Serial.print(" ");
  Serial.print(touchRead(T6));
  Serial.print(" ");
  Serial.print(touchRead(T7));
  Serial.print(" ");
  Serial.print(touchRead(T8));
  Serial.print(" ");
  Serial.print(touchRead(T9));
  Serial.println("");
  */
  osc.parse();
  int a=touch();
  #ifdef DEBUG_UDP
  debugUdp.beginPacket("255.255.255.255",12345);
  debugUdp.print(a);
  debugUdp.print(" ");
  debugUdp.print(touchBase);
  debugUdp.endPacket();
  #endif
  static int count=0;
  static bool nowState=false;
  bool nextState=touchBase - a> 5;
  if(nextState){
    touchBase=0.0001f*a+0.9999f*touchBase;
  }else{
    touchBase=0.01f*a+0.99f*touchBase;  
  }
  
  if(nowState!=nextState){
    count++;
    if(count>5){
      count=0;
      nowState=nextState;
      osc.send(mixerIP,7700,"/1/push1",nowState?255:0);
      Serial.print("send to");
      Serial.println(mixerIP);
    }
  }else{
    count=0;
  }
    
  for(int i = 0; i < max_pixels; i++){
    leds[i] = CRGB(dmx[i*3], dmx[i*3 + 1], dmx[i*3 + 2]);
  }
  FastLED.show();  
}