all preset color palettes

all preset color palettes

#include "FastLED.h"
#define NumPixels 51       // number of LEDs in strip - count starts at 0, not 1
#define DataRate_Mhz 4     // how fast data refreshes at - [----CHECK THIS----] - slower rates are more successful when timing is not essential!!!!!
#define DataPin 11         // data pin
#define ClockPin 13        // clock Pin

CRGB leds[NumPixels];
CRGBPalette16 currentPalette;
TBlendType    currentBlending;

extern CRGBPalette16 myRedWhiteBluePalette;
extern const TProgmemPalette16 myRedWhiteBluePalette_p PROGMEM;
int startTimer;
int currentTimer;
int changeInterval = 20000
uint8_t pattern = 0;
uint8_t i;

void setup()
{
  delay(1000);                                      // saftey first  
  FastLED.addLeds<APA102,DataPin,ClockPin,BGR,DATA_RATE_MHZ(DataRate_Mhz)>(leds,NumPixels);
  fill_solid(leds, NumPixels, CRGB(0,0,0));         // fill all black
  FastLED.show();                                   // show 
  Serial.begin(115200);                             // monitor speed
  currentBlending = LINEARBLEND;                    // options are LINEARBLEND or NOBLEND - linear is 'cleaner' 
}

void loop() 
{
    
  switch (pattern) //more info here: https://github.com/FastLED/FastLED/blob/master/colorpalettes.cpp
  {
  case 0:   currentPalette = LavaColors_p;          break;  // orange, red, black and yellow), 
  case 1:   currentPalette = CloudColors_p;         break;  // blue and white
  case 2:   currentPalette = OceanColors_p;         break;  // blue, cyan and white
  case 3:   currentPalette = ForestColors_p;        break;  // greens and blues
  case 4:   currentPalette = RainbowColors_p;       break;  // standard rainbow animation
  case 5:   currentPalette = RainbowStripeColors_p; break;  // single colour, black space, next colour and so forth
  case 6:   currentPalette = PartyColors_p;         break;  // red, yellow, orange, purple and blue
  case 7:   currentPalette = HeatColors_p;          break;  // red, orange, yellow and white
  }

  currentTimer = millis();
  if (currentTimer - startTimer >= changeInterval)
  {
    startTimer = millis();
    if(pattern >7)
      {pattern = 0;}
    else
      {++pattern;}
  }

    static uint8_t startIndex = 0;
    startIndex = startIndex + 1; // motion speed - seems to get it 'moving'
    
    FillLEDsFromPaletteColors(startIndex);
    
    FastLED.show();
    FastLED.delay(25);
    
}

void FillLEDsFromPaletteColors(uint8_t colorIndex)
{
    uint8_t brightness = 10;
    
    for(int i = 0; i < NumPixels; i++) 
    {
        leds[i] = ColorFromPalette(currentPalette, colorIndex, brightness, currentBlending);
        colorIndex += 3;
    }
}