213 lines
8.4 KiB
C++
213 lines
8.4 KiB
C++
//***************************************************************
|
|
// Random sparkle patterns with Christmas-ish colors.
|
|
// Patterns: christmasSparkles, christmasSparklesRB, christmasSparklesBP
|
|
//
|
|
// This can be added to Mark Kriegsman's DemoReel100 as new patterns to run.
|
|
// Copy lines 25 and 26 as well as the patterns below to your program.
|
|
//
|
|
// Marc Miller, Dec 2016
|
|
//***************************************************************
|
|
|
|
#include "FastLED.h"
|
|
FASTLED_USING_NAMESPACE
|
|
|
|
#define DATA_PIN 11
|
|
#define CLK_PIN 13
|
|
|
|
#define LED_TYPE LPD8806
|
|
#define COLOR_ORDER GRB
|
|
#define NUM_LEDS 32
|
|
|
|
#define BRIGHTNESS 255
|
|
#define FRAMES_PER_SECOND 120
|
|
CRGB leds[NUM_LEDS];
|
|
|
|
uint16_t ledsData[NUM_LEDS][4]; // array to store color data and an extra value
|
|
uint16_t pick; // stores a temporary pixel number
|
|
|
|
|
|
//---------------------------------------------------------------
|
|
void setup() {
|
|
Serial.begin(115200); // Allows serial monitor output (check baud rate)
|
|
delay(3000); // 3 second delay for recovery
|
|
//FastLED.addLeds<LED_TYPE,DATA_PIN,COLOR_ORDER>(leds, NUM_LEDS).setCorrection(TypicalLEDStrip);
|
|
FastLED.addLeds<LED_TYPE,DATA_PIN,CLK_PIN,COLOR_ORDER>(leds, NUM_LEDS).setCorrection(TypicalLEDStrip);
|
|
FastLED.setBrightness(BRIGHTNESS);
|
|
}
|
|
|
|
//---------------------------------------------------------------
|
|
// List of patterns to cycle through. Each is defined as a separate function below.
|
|
typedef void (*SimplePatternList[])();
|
|
|
|
SimplePatternList gPatterns = { christmasSparkles, christmasSparklesRG, christmasSparkles, christmasSparklesBP };
|
|
|
|
uint8_t gCurrentPatternNumber = 0; // Index number of which pattern is current
|
|
uint8_t gHue = 0; // rotating "base color" used by many of the patterns
|
|
|
|
//---------------------------------------------------------------
|
|
void loop() {
|
|
// Call the current pattern function once, updating the 'leds' array
|
|
gPatterns[gCurrentPatternNumber]();
|
|
|
|
//FastLED.show();
|
|
FastLED.delay(1000/FRAMES_PER_SECOND); // slows the framerate to a modest value
|
|
|
|
// do some periodic updates
|
|
EVERY_N_SECONDS( 20 ) { nextPattern(); } // change patterns periodically
|
|
|
|
}
|
|
|
|
//---------------------------------------------------------------
|
|
#define ARRAY_SIZE(A) (sizeof(A) / sizeof((A)[0]))
|
|
void nextPattern()
|
|
{
|
|
// add one to the current pattern number, and wrap around at the end
|
|
gCurrentPatternNumber = (gCurrentPatternNumber + 1) % ARRAY_SIZE( gPatterns);
|
|
}
|
|
|
|
|
|
|
|
//===============================================================
|
|
// The different patterns to choose from...
|
|
//===============================================================
|
|
//---------------------------------------------------------------
|
|
void christmasSparkles() {
|
|
//"Background" color for non-sparkling pixels.
|
|
CRGB sparkleBgColor = CHSV(50, 30, 40); // dim white
|
|
//CRGB sparkleBgColor = CHSV(96, 200, 30); // dim green
|
|
|
|
EVERY_N_MILLISECONDS(40){
|
|
if( random8() < 60 ) { // How much to sparkle! Higher number is more.
|
|
pick = random16(NUM_LEDS);
|
|
if (ledsData[pick][3] == 0 ) {
|
|
ledsData[pick][3] = 35; // Used to tag pixel as sparkling
|
|
uint8_t randomPick = random8(5);
|
|
if (randomPick == 0) {
|
|
ledsData[pick][0] = 178; // sparkle hue (blue)
|
|
ledsData[pick][1] = 244; // sparkle saturation
|
|
ledsData[pick][2] = 210; // sparkle value
|
|
}
|
|
if (randomPick == 1) {
|
|
ledsData[pick][0] = 10; // sparkle hue (red)
|
|
ledsData[pick][1] = 255; // sparkle saturation
|
|
ledsData[pick][2] = 240; // sparkle value
|
|
}
|
|
if (randomPick == 2) {
|
|
ledsData[pick][0] = 0; // sparkle hue (white-ish)
|
|
ledsData[pick][1] = 25; // sparkle saturation
|
|
ledsData[pick][2] = 255; // sparkle value
|
|
}
|
|
if (randomPick == 3) {
|
|
ledsData[pick][0] = 35; // sparkle hue (orange)
|
|
ledsData[pick][1] = 235; // sparkle saturation
|
|
ledsData[pick][2] = 245; // sparkle value
|
|
}
|
|
if (randomPick == 4) {
|
|
ledsData[pick][0] = 190; // sparkle hue (purple)
|
|
ledsData[pick][1] = 255; // sparkle saturation
|
|
ledsData[pick][2] = 238; // sparkle value
|
|
}
|
|
leds[pick] = CHSV(ledsData[pick][0], ledsData[pick][1], ledsData[pick][2]);
|
|
}
|
|
}
|
|
for (uint16_t i=0; i < NUM_LEDS; i++) {
|
|
if (ledsData[i][3] == 0) { // if not sparkling, set to "back ground" color
|
|
leds[i] = sparkleBgColor;
|
|
} else {
|
|
CHSV hsv = rgb2hsv_approximate(leds[i]); // Used to get approximate Hue
|
|
EVERY_N_MILLISECONDS(38) { ledsData[i][0] = hsv.hue - 1; } // slightly shift hue
|
|
ledsData[i][2] = scale8(ledsData[i][2], 245); // slowly darken
|
|
leds[i] = CHSV(ledsData[i][0], ledsData[i][1], ledsData[i][2]);
|
|
ledsData[i][3] = ledsData[i][3] - 1; // countdown sparkle tag
|
|
}
|
|
}
|
|
}
|
|
}//end christmasSparkles
|
|
|
|
|
|
//---------------------------------------------------------------
|
|
void christmasSparklesRG() { // Red and Green only
|
|
//"Background" color for non-sparkling pixels. Can be set to black for no bg color.
|
|
CRGB sparkleBgColor = CHSV(0, 0, 0); // black
|
|
//CRGB sparkleBgColor = CHSV(50, 30, 30); // dim white
|
|
|
|
EVERY_N_MILLISECONDS(40){
|
|
if( random8() < 110 ) { // How much to sparkle! Higher number is more.
|
|
pick = random16(NUM_LEDS);
|
|
if (ledsData[pick][3] == 0 ) {
|
|
ledsData[pick][3] = 65; // Used to tag pixel as sparkling
|
|
uint8_t randomPick = random8(2);
|
|
if (randomPick == 0) {
|
|
ledsData[pick][0] = 16; // sparkle hue (red)
|
|
ledsData[pick][1] = 253; // sparkle saturation
|
|
ledsData[pick][2] = 242; // sparkle value
|
|
}
|
|
if (randomPick == 1) {
|
|
ledsData[pick][0] = 96; // sparkle hue (green)
|
|
ledsData[pick][1] = 230; // sparkle saturation
|
|
ledsData[pick][2] = 255; // sparkle value
|
|
}
|
|
leds[pick] = CHSV(ledsData[pick][0], ledsData[pick][1], ledsData[pick][2]);
|
|
}
|
|
}
|
|
for (uint16_t i=0; i < NUM_LEDS; i++) {
|
|
if (ledsData[i][3] == 0) { // if not sparkling, set to "back ground" color
|
|
leds[i] = sparkleBgColor;
|
|
} else {
|
|
CHSV hsv = rgb2hsv_approximate(leds[i]); // Used to get approximate Hue
|
|
EVERY_N_MILLISECONDS(50) { ledsData[i][0] = hsv.hue - 1; } // slightly shift hue
|
|
ledsData[i][2] = scale8(ledsData[i][2], 253); // slowly darken
|
|
leds[i] = CHSV(ledsData[i][0], ledsData[i][1], ledsData[i][2]);
|
|
ledsData[i][3] = ledsData[i][3] - 1; // countdown sparkle tag
|
|
}
|
|
}
|
|
}
|
|
}//end christmasSparklesRG
|
|
|
|
|
|
//---------------------------------------------------------------
|
|
void christmasSparklesBP() { // Blues and Purple only
|
|
//"Background" color for non-sparkling pixels.
|
|
CRGB sparkleBgColor = CHSV(96, 185, 30); // green
|
|
|
|
EVERY_N_MILLISECONDS(40){
|
|
if( random8() < 170 ) { // How much to sparkle! Higher number is more.
|
|
pick = random16(NUM_LEDS);
|
|
if (ledsData[pick][3] == 0 ) {
|
|
ledsData[pick][3] = 20; // Used to tag pixel as sparkling
|
|
uint8_t randomPick = random8(3);
|
|
if (randomPick == 0) {
|
|
ledsData[pick][0] = 165; // sparkle hue (blue)
|
|
ledsData[pick][1] = 180; // sparkle saturation
|
|
ledsData[pick][2] = 230; // sparkle value
|
|
}
|
|
if (randomPick == 1) {
|
|
ledsData[pick][0] = 200; // sparkle hue (pink-light-purple)
|
|
ledsData[pick][1] = 170; // sparkle saturation
|
|
ledsData[pick][2] = 240; // sparkle value
|
|
}
|
|
if (randomPick == 2) {
|
|
ledsData[pick][0] = 130; // sparkle hue (light blue)
|
|
ledsData[pick][1] = 200; // sparkle saturation
|
|
ledsData[pick][2] = 255; // sparkle value
|
|
}
|
|
leds[pick] = CHSV(ledsData[pick][0], ledsData[pick][1], ledsData[pick][2]);
|
|
}
|
|
}
|
|
for (uint16_t i=0; i < NUM_LEDS; i++) {
|
|
if (ledsData[i][3] == 0) { // if not sparkling, set to "back ground" color
|
|
leds[i] = sparkleBgColor;
|
|
} else {
|
|
CHSV hsv = rgb2hsv_approximate(leds[i]); // Used to get approximate Hue
|
|
EVERY_N_MILLISECONDS(20) { ledsData[i][0] = hsv.hue - 1; } // slightly shift hue
|
|
ledsData[i][2] = scale8(ledsData[i][2], 242); // slowly darken
|
|
leds[i] = CHSV(ledsData[i][0], ledsData[i][1], ledsData[i][2]);
|
|
ledsData[i][3] = ledsData[i][3] - 1; // countdown sparkle tag
|
|
}
|
|
}
|
|
}
|
|
}//end christmasSparklesBP
|
|
|
|
|
|
//---------------------------------------------------------------
|