initial commit

src/main.cpp

@@ -0,0 +1,143 @@
+#include <Adafruit_NeoPixel.h>
+#include <NTPClient.h>
+#include <ArduinoOTA.h>
+#include <ESP8266WiFi.h>
+#include <WiFiUdp.h>
+#include "config.h"
+#include "colors.h"
+
+Adafruit_NeoPixel pixels(NUMPIXELS, PIN, NEO_GRB + NEO_KHZ800);
+
+WiFiUDP ntpUDP;
+NTPClient timeClient(ntpUDP, NTP_SERVER, 60 * 60);
+
+const int LEDS_HOURS_1[] = { 2, 3, 4, 5 };
+const int LEDS_HOURS_2[] = { 1, 0 };
+const int LEDS_MINUTES_1[] = { 9, 10, 11, 12 };
+const int LEDS_MINUTES_2[] = { 8, 7, 6 };
+const int LEDS_SECONDS_1[] = { 16, 17, 18, 19 };
+const int LEDS_SECONDS_2[] = { 15, 14, 13 };
+
+rgb start = int2rgb(0xff0000);
+rgb end = int2rgb(0x49cb2c);
+
+void display_progress(int percentage)
+{
+  pixels.clear();
+  int activeLedCount = (int)(NUMPIXELS / 100.0 * percentage);
+
+
+  for(int i=0; i<activeLedCount; i++)
+  {
+    auto color = gradient(start, end, i/(double)NUMPIXELS);
+    pixels.setPixelColor(i, color.r, color.g, color.b);
+  }
+
+  pixels.show();
+}
+
+void setup() 
+{
+  pixels.begin();
+  pixels.clear();
+  Serial.begin(9600);
+  
+
+  WiFi.hostname("BinaryClock2");
+  WiFi.begin(SSID, PASSWORD);
+
+  int i=0;
+  while(WiFi.status() != WL_CONNECTED)
+  {
+    delay(500);
+    auto color = gradient(start, end, i/(double)NUMPIXELS);
+    pixels.setPixelColor(i++, color.r, color.g, color.b);
+    pixels.show();
+    if(i >= NUMPIXELS)
+    {
+      i = 0;
+      pixels.clear();
+    }
+  }
+
+  if(WiFi.isConnected())
+  {
+    Serial.print(WiFi.localIP().toString());
+
+    ArduinoOTA.onProgress([](unsigned int progress, unsigned int total) 
+    {
+      try
+      {
+        display_progress(progress / (total / 100.0));
+      }
+      catch(const std::exception& e)
+      {
+      }
+    });
+    ArduinoOTA.onEnd([]()
+    {
+      for(int i=0; i<NUMPIXELS; i++)
+      {
+        pixels.setPixelColor(i, 0x51, 0x6f, 0xf6);
+        pixels.show();
+
+        delay(40);
+      }
+      pixels.clear();
+      pixels.show();
+    });
+
+    timeClient.begin();
+    ArduinoOTA.begin();
+  }
+}
+
+void displayBinary(int value, const int* leds, uint32_t color)
+{
+  int index = 0;
+  while(value != 0)
+  {
+    bool isOn = value & 0b1;
+    value = value >> 1;
+    if(isOn)
+      pixels.setPixelColor(leds[index], color);
+    index++;
+  }
+}
+
+void loop() 
+{
+  if(WiFi.isConnected())
+  {
+    ArduinoOTA.handle();
+    timeClient.update();
+  }
+
+  int seconds = timeClient.getSeconds();
+  int minutes = timeClient.getMinutes();
+  int hours = timeClient.getHours();
+  int hours_1 = hours % 10;
+  int hours_2 = (hours / 10) % 10;
+  int minutes_1 = minutes % 10;
+  int minutes_2 = (minutes / 10) % 10;
+  int seconds_1 = seconds % 10;
+  int seconds_2 = (seconds / 10) % 10;
+
+  int palette_index = hours % PALETTE_COUNT;
+  uint32_t color_hours = PALETTES[palette_index];
+  uint32_t color_minutes = PALETTES[palette_index + 1];
+  uint32_t color_seconds = PALETTES[palette_index + 2];
+
+  pixels.clear();
+
+  displayBinary(hours_1, &LEDS_HOURS_1[0], color_hours);
+  displayBinary(hours_2, &LEDS_HOURS_2[0], color_hours);
+  displayBinary(minutes_1, &LEDS_MINUTES_1[0], color_minutes);
+  displayBinary(minutes_2, &LEDS_MINUTES_2[0], color_minutes);
+  displayBinary(seconds_1, &LEDS_SECONDS_1[0], color_seconds);
+  displayBinary(seconds_2, &LEDS_SECONDS_2[0], color_seconds);
+
+  pixels.show();
+
+  delay(100);
+}