#include <SPI.h>
#include "nRF24L01.h"
#include "RF24.h"
#include "printf.h"
#include "Adafruit_NeoPixel.h"

#define RADIOSEND   false

#define CE_PIN   12
#define CSN_PIN  2

#define SDO1           4
#define SDO2           8
#define SDO3           3

#define NUMPIXELS1      300 // fuego 
#define NUMPIXELS2      150
#define NUMPIXELS3      150

Adafruit_NeoPixel pixels1 = Adafruit_NeoPixel(NUMPIXELS1, SDO1, NEO_GRBW + NEO_KHZ800);
Adafruit_NeoPixel pixels2 = Adafruit_NeoPixel(NUMPIXELS2, SDO2, NEO_GRBW + NEO_KHZ800);
Adafruit_NeoPixel pixels3 = Adafruit_NeoPixel(NUMPIXELS3, SDO3, NEO_GRBW + NEO_KHZ800);


int countFrame = 0;
int r=0;

void setup() {

  pixels1.begin();
  pixels2.begin();
  pixels3.begin();
  pixels1.show(); // Initialize all pixels to 'off'
  pixels2.show(); // Initialize all pixels to 'off'
  pixels3.show(); // Initialize all pixels to 'off'

  Serial.begin(512000);

}

// *** REPLACE FROM HERE ***
void loop() {
          
    meteorRain(0xff,0xff,0xff,0, 10, 64, true, 30);

}




void meteorRain(byte red, byte green, byte blue, byte white, byte meteorSize, byte meteorTrailDecay, boolean meteorRandomDecay, int SpeedDelay) {  
  
  setAll(0,0,0,0);
  
  for(int i = 0; i < NUMPIXELS1; i++) {
    
    // fade brightness all LEDs one step
    for(int j=0; j<NUMPIXELS1; j++) {
      if( (!meteorRandomDecay) || (random(10)>5) ) {
        fadeToBlack(j, meteorTrailDecay );        
      }
    }
    
    // draw meteor
    for(int j = 0; j < meteorSize; j++) {
      if( ( i-j <NUMPIXELS1) && (i-j>=0) ) {
        setPixel(i-j, red, green, blue, white);
      } 
    }

    splitStrip();
    showStrip();
    delay(SpeedDelay);
  }
}



// used by meteorrain
void fadeToBlack(int ledNo, byte fadeValue) {

    uint32_t oldColor;
    uint8_t r, g, b;
    int value;
    
    oldColor = pixels1.getPixelColor(ledNo);
    r = (oldColor & 0x00ff0000UL) >> 16;
    g = (oldColor & 0x0000ff00UL) >> 8;
    b = (oldColor & 0x000000ffUL);

    r=(r<=10)? 0 : (int) r-(r*fadeValue/256);
    g=(g<=10)? 0 : (int) g-(g*fadeValue/256);
    b=(b<=10)? 0 : (int) b-(b*fadeValue/256);
    
    pixels1.setPixelColor(ledNo, r,g,b);
 
}





void splitStrip()
{
  //  CONVERSION DE UNA ANIMACION DE 5M A DOS TRAMOS

  for ( int i = 0; i < 150 ; i++) // numPixels/2
  {

    pixels2.setPixelColor( i, pixels1.getPixelColor(i) );
    pixels3.setPixelColor( i, pixels1.getPixelColor(i + 150) );

  }

}


void showStrip()
{

  //pixels1.show(); // tira entera de 5m
  pixels2.show(); // parte 1 de 2.5m
  pixels3.show(); // parte 2 de 2.5m

}

void setPixel(int Pixel, byte red, byte green, byte blue, byte white)
{

  pixels1.setPixelColor(Pixel, pixels1.Color(red, green, blue, white));

}

void setAll(byte red, byte green, byte blue, byte white)
{

  for (int i = 0; i < NUMPIXELS1; i++ ) {
    setPixel(i, red, green, blue, white);
  }

}