Neopixel Tilt

 
#include "FastLED.h"

#define NUM_LEDS 43
#define PIXEL_PIN 3
CRGB leds[43];

int tiltPin = 0;        // the number of the input pin
 
int LEDstate = 100;      // the current state of the output pin
int reading;           // the current reading from the input pin
int previous = LOW;    // the previous reading from the input pin
 
// the following variables are long because the time, measured in miliseconds,
// will quickly become a bigger number than can be stored in an int.
long time = 0;         // the last time the output pin was toggled
long debounce = 50;   // the debounce time, increase if the output flickers
 
void setup()
{
   
  pinMode(tiltPin, INPUT);
  digitalWrite(tiltPin, HIGH);   // turn on the built in pull-up resistor
  pinMode(PIXEL_PIN, OUTPUT);

  FastLED.addLeds<NEOPIXEL, PIXEL_PIN>(leds, NUM_LEDS);
  FastLED.setCorrection(Typical8mmPixel);
  FastLED.setTemperature(MercuryVapor);
} 
 
void loop() {
  int switchstate;
 
  reading = digitalRead(tiltPin);
 
  // If the switch changed, due to bounce or pressing...
  if (reading != previous) {
    // reset the debouncing timer
    time = millis();
  } 
 
  if ((millis() - time) > debounce) {
     // whatever the switch is at, its been there for a long time
     // so lets settle on it!
     switchstate = reading;
 
     // Now invert the output on the pin 0 LED
    if (switchstate == HIGH) {
      LEDstate = 255;
      FastLED.setBrightness(LEDstate);
    } else {
       LEDstate = 0;
       FastLED.setBrightness(LEDstate);
    }
  }

 
  // Save the last reading so we keep a running tally
  previous = reading;
  

   for(int dot = 0; dot < NUM_LEDS; dot++) { 
        leds[dot] = CRGB::IndianRed;
          gammaCorrection();
           FastLED.show();
                
    
}

void gammaCorrection(){
  for (uint16_t i = 0; i < NUM_LEDS; i++) {   
     leds[i].r = dim8_video(leds[i].r);      // gamma correction function for more nuanced color output
     leds[i].g = dim8_video(leds[i].g);
     leds[i].b = dim8_video(leds[i].b);
  }
}