FastLed ADXL345

#include "FastLED.h"
#include <Wire.h>
#include <Adafruit_Sensor.h>
#include <Adafruit_ADXL345.h>

int x;
int y;
int z;
int mapx;
int mapy;
int mapz;
int fade = 10;

#define BRIGHTNESS  255

int allleds[64] = {
   0, 33,  1, 34,  2, 35,  3, 36,  4, 37,  5, 38,  6, 39,  7, 40,  8, 41,  9, 42, 10, 43, 11, 44, 12, 45, 13, 46, 14, 47, 15, 48,
  16, 49, 17, 50, 18, 51, 19, 52, 20, 53, 21, 54, 22, 55, 23, 56, 24, 57, 25, 58, 26, 59, 27, 60, 28, 61, 29, 62, 30, 63, 31, 64
};


/* Assign a unique ID to this sensor at the same time */
Adafruit_ADXL345 accel = Adafruit_ADXL345(12345);

// How many leds in your strip?
#define NUM_LEDS 64
int halfway = NUM_LEDS/2;

// For led chips like Neopixels, which have a data line, ground, and power, you just
// need to define DATA_PIN.  For led chipsets that are SPI based (four wires - data, clock,
// ground, and power), like the LPD8806 define both DATA_PIN and CLOCK_PIN
#define DATA_PIN 13
#define CLOCK_PIN 11

// Define the array of leds
CRGB leds[NUM_LEDS];

void setup() {
      // Uncomment/edit one of the following lines for your leds arrangement.
       FastLED.addLeds<WS2811, DATA_PIN, GRB>(leds, NUM_LEDS);
      // FastLED.addLeds<LPD8806, DATA_PIN, CLOCK_PIN, RGB>(leds, NUM_LEDS);
}

void loop() {
  /* Get a new sensor event */
  sensors_event_t event;
  accel.getEvent(&event);
  // remap the negative -10 to +10 figures to 0-255 range
  mapx = map(event.acceleration.x, -10, 10, 0, 255);
  mapy = map(event.acceleration.y, -10, 10, 0, 255);
  mapz = map(event.acceleration.z, -10, 10, 0, 255);

	for(int i = 0; i < 32; i++) {
		// Set the i'th led to red
		leds[i] = CRGB::Red;
		leds[63 - i] = CRGB::Red;
                // Show the leds
		FastLED.show();
           	// now that we've shown the leds, reset the i'th led to black
		leds[i] = CRGB::Black;
		leds[63 - i] = CRGB::Black;
                //leds[i].nscale8(fade);
                //leds[63 - i].nscale8(fade);
                // Wait a little bit before we loop around and do it again
                delay(30);
}


  // Turn the LED on, then pause





//  leds[0].setRGB(mapx, mapy, mapz);
//  FastLED.show();
  //delay(500);
  // Now turn the LED off, then pause
  //leds[16] = CRGB::Black;
  //FastLED.show();
//  delay(10);
}