/
Jukebox.ino
131 lines (106 loc) · 3.43 KB
/
Jukebox.ino
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#include <FastLED.h>
#define LED_PIN 7
#define BTN_PIN 4
#define NUM_LEDS 144
#define BRIGHTNESS 255
#define LED_TYPE WS2811
#define COLOR_ORDER GRB
#define UPDATES_PER_SECOND 200
CRGB leds[NUM_LEDS];
int counter = 0;
int buttonState = 0;
CRGBPalette16 currentPalette;
TBlendType currentBlending;
extern CRGBPalette16 myRedWhiteBluePalette;
extern const TProgmemPalette16 myRedWhiteBluePalette_p PROGMEM;
void setup() {
delay( 1500 ); // power-up safety delay
FastLED.addLeds<LED_TYPE, LED_PIN, COLOR_ORDER>(leds, NUM_LEDS).setCorrection( TypicalLEDStrip );
FastLED.setBrightness( BRIGHTNESS );
pinMode(BTN_PIN, INPUT_PULLUP);
Serial.begin(9600);
currentPalette = RainbowColors_p;
currentBlending = LINEARBLEND;
}
void loop()
{
ChangePalettePeriodically();
static uint8_t startIndex = 0;
startIndex = startIndex + 1; /* motion speed */
FillLEDsFromPaletteColors( startIndex);
FastLED.show();
FastLED.delay(1000 / UPDATES_PER_SECOND);
}
void FillLEDsFromPaletteColors( uint8_t colorIndex)
{
uint8_t brightness = 255;
for( int i = 0; i < NUM_LEDS; i++) {
leds[i] = ColorFromPalette( currentPalette, colorIndex, brightness, currentBlending);
colorIndex += 3;
}
}
void ChangePalettePeriodically()
{
Serial.println(digitalRead(BTN_PIN));
// check if the pushbutton is pressed. If it is, the buttonState is HIGH:
if(digitalRead(BTN_PIN) == LOW) {
counter = counter + 1;
delay(130);
}
if(counter == 4) {
counter = 0;
}
if( counter == 0) { currentPalette = RainbowColors_p; currentBlending = LINEARBLEND; }
if( counter == 1) { currentPalette = RainbowStripeColors_p; currentBlending = LINEARBLEND; }
if( counter == 2) { currentPalette = CloudColors_p; currentBlending = LINEARBLEND; }
if( counter == 3) { currentPalette = myRedWhiteBluePalette_p; currentBlending = NOBLEND; }
if( counter == 4) { currentPalette = myRedWhiteBluePalette_p; currentBlending = LINEARBLEND; }
}
// This function fills the palette with totally random colors.
void SetupTotallyRandomPalette()
{
for( int i = 0; i < 16; i++) {
currentPalette[i] = CHSV( random8(), 255, random8());
}
}
void SetupBlackAndWhiteStripedPalette()
{
// 'black out' all 16 palette entries...
fill_solid( currentPalette, 16, CRGB::Black);
// and set every fourth one to white.
currentPalette[0] = CRGB::White;
currentPalette[4] = CRGB::White;
currentPalette[8] = CRGB::White;
currentPalette[12] = CRGB::White;
}
// This function sets up a palette of purple and green stripes.
void SetupPurpleAndGreenPalette()
{
CRGB purple = CHSV( HUE_PURPLE, 255, 255);
CRGB green = CHSV( HUE_GREEN, 255, 255);
CRGB black = CRGB::Black;
currentPalette = CRGBPalette16(
green, green, black, black,
purple, purple, black, black,
green, green, black, black,
purple, purple, black, black );
}
const TProgmemPalette16 myRedWhiteBluePalette_p PROGMEM =
{
CRGB::Red,
CRGB::Gray, // 'white' is too bright compared to red and blue
CRGB::Blue,
CRGB::Black,
CRGB::Red,
CRGB::Gray,
CRGB::Blue,
CRGB::Black,
CRGB::Red,
CRGB::Red,
CRGB::Gray,
CRGB::Gray,
CRGB::Blue,
CRGB::Blue,
CRGB::Black,
CRGB::Black
};