#include"FastLED.h"

#define NUM_LEDS 32 //灯珠数
#define LED_TYPE WS2812
#define LED_DT 9    //引脚

#define COLOR_ORDER GRB

uint8_t max_bright = 255;

CRGB leds[NUM_LEDS];
CRGBPalette16 myColorPalette = CRGBPalette16(
                                CRGB(0,255,0),  CRGB::Green,  CRGB::Black,  CRGB::Black,  
                             // 0-15 GREEN,   16-31 GREEN,   32-47 Black,  48-63 Black, 
                                CRGB::Purple, CRGB::Purple, CRGB::Black,  CRGB::Black,
                             // 64-79 Purple,  80-95 Purple, 96-111 Black, 112-127 Black,
                                CRGB::Green,  CRGB::Green,  CRGB::Black,  CRGB::Black,
                             // 128-143 Green,144-159 Green, 160-175 Black,176-191  Black,   
                                CRGB::Purple, CRGB::Purple, CRGB::Black,  CRGB::Black );
                             // 192-207 Purple,208-223 Purple,224-239 Black,240-255 Black
CHSVPalette16 myHSVColorPalette = CHSVPalette16(
                  CHSV(0,255,200),CHSV(15,255,200),CHSV(31,255,200),CHSV(47,255,200),
                  CHSV(0,255,0),CHSV(15,255,0),CHSV(31,255,0),CHSV(47,255,0),
                  CHSV(0,255,200),CHSV(15,255,200),CHSV(31,255,200),CHSV(47,255,200),
                  CHSV(0,0,200),CHSV(15,0,200),CHSV(31,0,200),CHSV(47,0,200));

/*存在程序存储空间*/
const TProgmemPalette16 myColorPalette1 PROGMEM = {
      /* 程序内存*/              CRGB::Red,  CRGB::Green,  CRGB::Black,  CRGB::Black,  
                             // 0-15 GREEN,   16-31 GREEN,   32-47 Black,  48-63 Black, 
                                CRGB::Purple, CRGB::Purple, CRGB::Black,  CRGB::Black,
                             // 64-79 Purple,  80-95 Purple, 96-111 Black, 112-127 Black,
                                CRGB::Green,  CRGB::Green,  CRGB::Black,  CRGB::Black,
                             // 128-143 Green,144-159 Green, 160-175 Black,176-191  Black,   
                                CRGB::Purple, CRGB::Purple, CRGB::Black,  CRGB::Black };
                             // 192-207 Purple,208-223 Purple,224-239 Black,240-255 Black

uint8_t startIndex = 0;



void setup() {
  // put your setup code here, to run once:
  LEDS.addLeds<LED_TYPE,LED_DT,COLOR_ORDER>(leds,NUM_LEDS);
  FastLED.setBrightness(max_bright);
}

void loop() {
  startIndex++;
  // put your main code here, to run repeatedly:
  fill_palette(leds, NUM_LEDS,startIndex,8,myColorPalette1  ,255,LINEARBLEND);
             //对象，个数     ，起，终，色板  ，亮度，
  FastLED.show();
  delay(100);
}
/* FastLED库系统预设色板 
CloudColors_p //云彩
LavaColors_p  //岩浆
OceanColors_p 
ForestColors_p 
RainbowColors_p 
RainbowStripeColors_p 
PartyColors_p //聚会
HeatColors_p  //热
*/