blur

// blur
//
// By: James Caruthers
// Modified by: Andrew Tuline
//
// Date: Aug, 2014
//


#include <FastLED.h>                                           // FastLED library

#define LED_DT 12                                              // Data pin
#define LED_CK 11
#define NUM_LEDS 24                                            // Number of LED's
#define COLOR_ORDER BGR                                        // Change the order as necessary
#define LED_TYPE APA102                                        // What kind of strip are you using?
#define BRIGHTNESS  64                                         // How bright do we want to go

struct CRGB leds[NUM_LEDS];                                    // Initializxe our array
struct CRGB temp[NUM_LEDS];                                    // Initializxe our array

int thisdelay = 20;                                            // A delay value for the sequence(s)


void setup() {
  Serial.begin(57600);
  LEDS.addLeds<LED_TYPE, LED_DT, LED_CK, COLOR_ORDER>(leds, NUM_LEDS);
  FastLED.setBrightness(BRIGHTNESS);
} // setup()

void loop () {
  blur();
  LEDS.show();                          // FastLED display
  delay(thisdelay);                     // Standard delay
} // loop()


void blur() {
  for(int b = 0; b < 16; b++) {
    for(int x = 0; x < NUM_LEDS; x++) {
      temp[x] = leds[x] + (leds[(((x-1)%NUM_LEDS)+NUM_LEDS)%NUM_LEDS]%10) + (leds[(x+1)%NUM_LEDS]%10);
    }
    memcpy8(leds, temp, sizeof(leds));
  }
 }