#include <driver/rmt>
//#include "C:\Users\NUCi7\Documents\ArduinoData\packages\arduino\hardware\esp32\2.0.13\tools\sdk\esp32s3\include\driver\include\driver\rmt.h"
#define STEP_PIN  GPIO_NUM_1
#define RMT_CHANNEL_FLAGS_INVERT_SIG (1 << 1)

// Reference https://esp-idf.readthedocs.io/en/v1.0/api/rmt.html
 

rmt_item32_t items[1];

const int pulsePin = 1; //HSYNCconst
int testsePin = 2;

const int redPin_0 = 4; 
const int redPin_1 = 5; 
const int redPin_2 = 6; 
const int redPin_3 = 7; 
const int redPin_4 = 8; 

const int greenPin_0 = 9; 
const int greenPin_1 = 10; 
const int greenPin_2 = 11; 
const int greenPin_3 = 12; 
const int greenPin_4 = 13;
const int greenPin_5 = 14;

const int bluePin_0 = 15; 
const int bluePin_1 = 16; 
const int bluePin_2 = 17; 
const int bluePin_3 = 18; 
const int bluePin_4 = 21;
bool invert_signal = true;  // Spécifie si le signal doit être inversé, ajustez selon vos besoins
 
bool oddEven=0; //0=even pair / 1=odd impair
int cpt = 0;
int increment = 1;
long cptColor = 1;
int redValue=0;
int greenValue=180;
int blueValue=0;

int a=4150;  //4625  =
int b=59039; //59375 -

int c=2000;  //2333  +
int d=29650; //29750 +

int e=27000; //27375 +
int f=4126;  //4708 +

int nb_pulse=20;//305; //PAL 305
//int nb_pulse=??; //NTSC

static const char *TAG = "ppmGenerator";

static rmt_item32_t channelItems[] = {
    {{{ 3000, 1, 300, 0 }}}, // channel 1 - variable pulse high followed by 300us pulse low.
    {{{ 1000, 1, 300, 0 }}}, // channel 2
    {{{ 1500, 1, 300, 0 }}}, // channel 3
    {{{ 2000, 1, 300, 0 }}}, // channel 4
    {{{ 1000, 1, 300, 0 }}}, // channel 5
    {{{ 1500, 1, 300, 0 }}}, // channel 6
    {{{ 2000, 1, 300, 0 }}}, // channel 7
    {{{ 1000, 1, 300, 0 }}}, // channel 8
    {{{ 7100, 1, 300, 0 }}} // sync pulse (22500 - sum of all channel pulses
};

//6-5-5 ODD IMPAIR
void genere_6_5_5(){
  for (int i=1;i<=6;i++){genere_court();}
  for (int i=1;i<=5;i++){genere_creux();}    
  for (int i=1;i<=5;i++){genere_court();}  
}
//5-5-4 EVEN PAIR
void genere_5_5_4(){
  for (int i=1;i<=5;i++){genere_court();}
  for (int i=1;i<=5;i++){genere_creux();}    
  for (int i=1;i<=4;i++){genere_court();} 
} 

//A
void genere_long(){
  items[0].duration0 = 1;
  items[0].level0 = 1;
  items[0].duration1 = 1; //(ajoute toujours 14uS
  items[0].level1 = 0;
  
  rmt_set_tx_loop_mode(RMT_CHANNEL_0, true);
  rmt_write_items(RMT_CHANNEL_0, items, 1, false);
  
  cpt=cpt+1;
}

//B
void genere_court(){
}

//C
void genere_creux(){
}
uint16_t item_count = sizeof(channelItems) / sizeof(channelItems[0]); // 9
uint16_t channels[] = {1000, 1100, 1200, 1400, 1500, 1700, 1900, 2000};

void setup() {
  pinMode(testsePin, OUTPUT);
  digitalWrite(testsePin, HIGH);

  
    // put your setup code here, to run once:
  rmt_config_t config;
  config.rmt_mode = RMT_MODE_TX;
  config.channel = RMT_CHANNEL_0;
  config.gpio_num = STEP_PIN;//pulsePin;
  config.mem_block_num = 1;
  config.tx_config.loop_en = false;
  config.tx_config.carrier_en = false;
  config.tx_config.idle_output_en = 1;
  //config.tx_config.idle_level = RMT_IDLE_LEVEL_LOW; //RMT_IDLE_LEVEL_LOW;
  //config.tx_config.carrier_level = RMT_CARRIER_LEVEL_HIGH;//RMT_CARRIER_LEVEL_HIGH
  //config.tx_config.flags |= RMT_CHANNEL_FLAGS_INVERT_SIG;
  config.clk_div = 80;//5; // 80MHx / 80 = 1MHz 0r 1uS per count

  ESP_ERROR_CHECK(rmt_driver_install(RMT_CHANNEL_0, 0, 0));  //  rmt_driver_install(rmt_channel_t channel, size_t rx_buf_size, int rmt_intr_num)
  ESP_ERROR_CHECK(rmt_config(&config));
  
  //esp_err_t result = rmt_set_gpio(config.channel, config.rmt_mode, config.gpio_num, invert_signal);
  
  rmt_set_tx_intr_en(RMT_CHANNEL_0, false); // turn off Tx interrupt
 /*
  items[0].duration0 = 1;
  items[0].level0 = 1;
  items[0].duration1 = 1;
  items[0].level1 = 0;  
 */
    rmt_set_tx_loop_mode(RMT_CHANNEL_0, true); //
    rmt_write_items(RMT_CHANNEL_0, channelItems, item_count, false); //write train

}
 
void loop() {
  // esp_err_t rmt_write_items(rmt_channel_t channel, rmt_item32_t *rmt_item, int item_num, bool wait_tx_done)
  //rmt_write_items(config.channel, items, 1, 0);
  //delay(1);

  //genere_long();


/*
if (cpt>=nb_pulse){
        if (oddEven) {
          genere_6_5_5();
        }
        else {
          genere_5_5_4();
        }
          cpt=0;
          oddEven=!oddEven;
  }
   //digitalWrite(testsePin, !digitalRead(testsePin));    
*/
}