349 lines
7.6 KiB
C++
349 lines
7.6 KiB
C++
#include <FastLED.h>
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#include <ArduinoHttpClient.h>
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#include <WiFiClientSecure.h>
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#include <WiFiUdp.h>
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#include <NTPClient.h>
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#include <Time.h>
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#include "durations.h"
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#include "timezones.h"
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#include "picker.h"
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#include "network.h"
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#define NEOPIXEL_PIN 32
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#define GRIDLEN 64
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#define WFM_PASSWORD "artsy fartsy"
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#define TIMEZONE TZ_US_Mountain
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/*
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* The hours when the day begins and ends.
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* At night, all you get is a dim clock.
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*/
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#define DAY_BEGIN 6
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#define DAY_END 20
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#define DAY_BRIGHTNESS 0x80
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#define NIGHT_BRIGHTNESS 0x10
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/*
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* Define these to fetch from a wallart-server
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*
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* https://git.woozle.org/neale/wallart-server
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*/
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#define ART_HOSTNAME "www.woozle.org"
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#define ART_PORT 443
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#define ART_PATH "/wallart/wallart.bin"
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#define HTTPS_TIMEOUT (2 * SECOND)
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CRGB grid[GRIDLEN];
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WiFiUDP ntpUDP;
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NTPClient timeClient(ntpUDP);
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void setup() {
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FastLED.addLeds<WS2812, NEOPIXEL_PIN, GRB>(grid, GRIDLEN);
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// Maybe it's the plexiglass but for my build I really need to dial back the red
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FastLED.setCorrection(0xc0ffff);
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network_setup(WFM_PASSWORD);
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}
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bool updateTime() {
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if (timeClient.update()) {
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time_t now = timeClient.getEpochTime();
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time_t local = TIMEZONE.toLocal(now);
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setTime(local);
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return true;
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}
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return false;
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}
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void fade(int cycles = 2) {
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int reps = (cycles*GRIDLEN) + random(GRIDLEN);
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int hue = random(256);
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for (int i = 0; i < reps; i++) {
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for (int pos = 0; pos < 8; pos++) {
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uint8_t p = cm5xlat(8, (i+pos) % GRIDLEN);
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grid[p] = CHSV(hue, 255, pos * 32);
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}
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FastLED.show();
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pause(80);
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}
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}
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void singleCursor(int count = 80) {
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for (int i = 0; i < count; i++) {
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grid[20] = CHSV(0, 210, 127 * (i%2));
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FastLED.show();
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pause(120);
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}
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}
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#define NUM_SPARKS 3
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void sparkle(int cycles=50) {
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int pos[NUM_SPARKS] = {0};
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for (int i = 0; i < cycles; i++) {
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for (int j = 0; j < NUM_SPARKS; j++) {
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grid[pos[j]] = CRGB::Black;
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pos[j] = random(GRIDLEN);
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grid[pos[j]] = CRGB::Gray;
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}
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FastLED.show();
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pause(40);
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}
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}
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#define NUM_GLITCH 4
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#define GLITCH_FRAMES 64
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void glitchPulse(int cycles=1000) {
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int steps[NUM_GLITCH] = {0};
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int pos[NUM_GLITCH] = {0};
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CRGB color[NUM_GLITCH];
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for (int i = 0; i < NUM_GLITCH; i++) {
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steps[i] = GLITCH_FRAMES / NUM_GLITCH * i;
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color[i] = CRGB::Brown;
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}
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for (int frame = 0; frame < cycles; frame++) {
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for (int i = 0; i < NUM_GLITCH; i++) {
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if (steps[i] == 0) {
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steps[i] = GLITCH_FRAMES;
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pos[i] = random(GRIDLEN);
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color[i] = CHSV(random(256), 64 + random(64), 255);
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}
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CRGB c = color[i];
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int bmask = (0xff * steps[i] / 32) & 0xff;
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if (steps[i] == GLITCH_FRAMES/2) {
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bmask = 0xff - bmask;
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}
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c.red &= bmask;
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c.green &= bmask;
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c.blue &= bmask;
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grid[pos[i]] = c;
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steps[i]--;
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}
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FastLED.show();
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pause(100);
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}
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}
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void conwayish(int cycles=5000) {
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uint8_t total[GRIDLEN];
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uint8_t left[GRIDLEN] = {0};
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uint8_t hue = random(0, 64);
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for (int i = 0; i < GRIDLEN; i++) {
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total[i] = random(64, 256);
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left[i] = total[i];
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}
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for (int frame = 0; frame < cycles; frame++) {
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for (int i = 0; i < GRIDLEN; i++) {
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if (left[i] == 0) {
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left[i] = total[i];
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if (grid[i].getLuma() == 0) {
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grid[i].setHSV(hue, 180, 192);
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} else {
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grid[i] = CRGB::Black;
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}
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} else {
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left[i]--;
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}
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}
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FastLED.show();
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pause(20);
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}
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}
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uint8_t cm5xlat(uint8_t width, uint8_t pos) {
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if (width == 0) {
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return pos;
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}
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uint8_t x = pos % width;
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uint8_t y = pos / width;
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uint8_t odd = y % 2;
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return (y*width) + ((width-x-1)*odd) + (x*(1-odd));
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}
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void cm5(uint8_t width=0, int cycles=200) {
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for (int frame = 0; frame < cycles; frame++) {
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int val = 127 * random(2);
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for (uint8_t pos = 0; pos < GRIDLEN; pos++) {
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uint8_t xpos = cm5xlat(width, pos);
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if (pos < GRIDLEN-1) {
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uint8_t x2pos = cm5xlat(width, pos+1);
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grid[xpos] = grid[x2pos];
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} else {
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grid[xpos] = CHSV(0, 255, val);
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}
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}
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FastLED.show();
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pause(500);
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}
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}
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// Art from the network
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int NetArtFrames = 0;
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CRGB NetArt[8][GRIDLEN];
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void netart(int count=40) {
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if (NetArtFrames < 1) {
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return;
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}
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for (int i = 0; i < count; i++) {
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memcpy(grid, NetArt[i%NetArtFrames], GRIDLEN*3);
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FastLED.show();
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pause(500);
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}
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}
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uint8_t netgetStatus(uint8_t hue) {
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static int positions[4] = {0};
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for (int j = 0; j < 4; j++) {
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grid[positions[j]] = CHSV(0, 0, 0);
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positions[j] = random(GRIDLEN);
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grid[positions[j]] = CHSV(hue, 255, 180);
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}
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FastLED.show();
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pause(500);
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return hue;
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}
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void netget(int count=60) {
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uint8_t hue = netgetStatus(HUE_BLUE);
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#if defined(ART_HOSTNAME) && defined(ART_PORT) && defined(ART_PATH)
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if (connected()) {
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WiFiClientSecure scli;
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hue = netgetStatus(HUE_AQUA);
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scli.setInsecure();
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HttpClient https(scli, ART_HOSTNAME, ART_PORT);
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do {
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if (https.get(ART_PATH) != 0) break;
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hue = netgetStatus(HUE_GREEN);
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if (https.skipResponseHeaders() != HTTP_SUCCESS) break;
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hue = netgetStatus(HUE_YELLOW);
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int artlen = https.read((uint8_t *)NetArt, sizeof(NetArt));
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hue = netgetStatus(HUE_ORANGE);
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NetArtFrames = (artlen / 3) / GRIDLEN;
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} while(false);
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https.stop();
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}
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#endif
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for (int i = 0; i < count; i++) {
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netgetStatus(hue);
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}
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}
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const int spinner_pos[4] = {27, 28, 36, 35};
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void spinner(int count=32) {
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for (int i = 0; i < count; i++) {
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int pos = spinner_pos[i % 4];
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grid[pos] = CRGB::OliveDrab;
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FastLED.show();
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pause(125);
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grid[pos] = CRGB::Black;
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}
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}
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void displayTime(unsigned long duration = 20 * SECOND) {
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if (timeStatus() != timeSet) return;
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unsigned long end = millis() + duration;
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FastLED.clear();
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while (millis() < end) {
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updateTime();
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int hh = hour();
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int mmss = now() % 3600;
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uint8_t hue = HUE_YELLOW;
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// Top: Hours
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if (isPM()) {
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hue = HUE_ORANGE;
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hh -= 12;
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}
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// Middle: 5m (300s)
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uint8_t mm = (mmss/300) % 12;
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// Bottom: 25s
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uint8_t ss = (mmss/25) % 12;
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// Outer: 5s
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uint8_t s = (mmss/5) % 5;
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grid[64 - 7 - 1] = CHSV(HUE_PURPLE, 128, (s==1)?96:0);
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grid[64 - 15 - 1] = CHSV(HUE_PURPLE, 128, (s==2)?96:0);
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grid[64 - 8 - 1] = CHSV(HUE_PURPLE, 128, (s==3)?96:0);
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grid[64 - 0 - 1] = CHSV(HUE_PURPLE, 128, (s==4)?96:0);
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for (int i = 0; i < 12; i++) {
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// Omit first and last position on a row
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int pos = i + 1;
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if (pos > 6) {
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pos += 2;
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}
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grid[pos + 0] = CHSV(hue, 255, (i<hh)?128:48);
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grid[pos + 24] = CHSV(HUE_RED, 255, (i<mm)?128:48);
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grid[pos + 48] = CHSV(HUE_PINK, 128, (i<ss)?96:48);
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}
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FastLED.show();
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pause(250 * MILLISECOND);
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}
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}
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void loop() {
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Picker p;
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uint8_t getprob = 4;
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bool conn = connected();
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bool day = true;
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updateTime();
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if (timeStatus() == timeSet) {
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int hh = hour();
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day = ((hh >= DAY_BEGIN) && (hh < DAY_END));
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}
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FastLED.setBrightness(day?DAY_BRIGHTNESS:NIGHT_BRIGHTNESS);
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// If we don't yet have net art, try a little harder to get it.
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if ((NetArtFrames == 0) || !conn) {
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getprob = 16;
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}
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if (!day || p.Pick(4)) {
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// At night, only ever show the clock
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displayTime(2 * MINUTE);
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} else if (p.Pick(getprob)) {
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netget();
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} else if (day && p.Pick(4)) {
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// These can be hella bright
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netart();
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} else if (p.Pick(1)) {
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fade();
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singleCursor(20);
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} else if (p.Pick(1)) {
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sparkle();
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} else if (p.Pick(4)) {
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singleCursor();
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} else if (p.Pick(8)) {
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conwayish();
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} else if (p.Pick(8)) {
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glitchPulse();
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} else if (p.Pick(2)) {
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cm5(0);
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} else if (p.Pick(2)) {
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cm5(8);
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} else if (p.Pick(2)) {
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cm5(16);
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}
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}
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