#ifndef APP_MODULES_WS2812_H_
#define APP_MODULES_WS2812_H_

#include "module.h"
#include "lauxlib.h"
#include "lmem.h"
#include "platform.h"
#include <stdlib.h>
#include <math.h>
#include <string.h>
#include "user_interface.h"
#include "driver/uart.h"
#include "osapi.h"

#define FADE_IN  1
#define FADE_OUT 0
#define SHIFT_LOGICAL  0
#define SHIFT_CIRCULAR 1


typedef struct {
  int size;
  uint8_t colorsPerLed;
  uint8_t values[0];
} ws2812_buffer;


void ICACHE_RAM_ATTR ws2812_write_data(const uint8_t *pixels, uint32_t length, const uint8_t *pixels2, uint32_t length2);
int ws2812_buffer_shift(ws2812_buffer * buffer, int shiftValue, unsigned shift_type, int pos_start, int pos_end);
int ws2812_buffer_fill(ws2812_buffer * buffer, int * colors);

#endif /* APP_MODULES_WS2812_H_ */