From 9b3a2ac71c9d2e64c4e3a686170a71263b3c935d Mon Sep 17 00:00:00 2001
From: Nekojimi <Jim@nekojimi.moe>
Date: Sat, 14 May 2022 20:48:54 +0100
Subject: [PATCH] Initial commit.

---
 project-lamp.ino | 188 +++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 188 insertions(+)
 create mode 100644 project-lamp.ino

diff --git a/project-lamp.ino b/project-lamp.ino
new file mode 100644
index 0000000..9747018
--- /dev/null
+++ b/project-lamp.ino
@@ -0,0 +1,188 @@
+#include "FastLED.h"
+#include "FastLED_RGBW.h"
+#include <IRremote.h>
+ 
+#define NUM_LEDS 1
+#define DATA_PIN 4
+
+#define IR_RECEIVE_PIN 2
+
+CRGBW COL_RED    (255,  0,  0,  0);
+CRGBW COL_GREEN  (  0,255,  0,  0);
+CRGBW COL_BLUE   (  0,  0,255,  0);
+CRGBW COL_WHITE  (  0,  0,  0,255);
+CRGBW COL_SUM    (255,255,255,255);
+CRGBW COL_AMBER  (255,191,  0,  0);
+CRGBW COL_LIME   (127,255,  0,  0);
+CRGBW COL_AZURE  (  0,127,255,  0);
+CRGBW COL_ORANGE (255,127,  0,  0);
+CRGBW COL_CYAN   (  0,255,255,  0);
+CRGBW COL_UV     ( 63,  0,255,  0);
+CRGBW COL_PEACHY (255, 63,  0,  0);
+CRGBW COL_SPRING (  0,255,127,  0);
+CRGBW COL_MAGENTA(255,  0,255,  0);
+CRGBW COL_YELLOW (255,255,  0,  0);
+CRGBW COL_VIOLET (127,  0,255,  0);
+CRGBW COL_ROSE   (255,  0,127,  0);
+
+CRGBW desaturate(CRGBW col)
+{
+  return CRGBW(col.red, col.green, col.blue, col.white + 64);
+}
+
+struct ColourCode
+{
+  uint32_t code;
+  CRGBW colour;
+  CRGBW altColour;
+  
+  ColourCode(uint32_t c, CRGBW col)
+  {
+    code = c;
+    colour = col;
+    altColour = desaturate(col);
+  }
+  
+  ColourCode(uint32_t c, CRGBW colA, CRGBW colB)
+  {
+    code = c;
+    colour = colA;
+    altColour = colB;
+  }
+};
+
+const ColourCode colourCodes[] =
+{
+  {0x97483BFB, COL_RED},
+  {0x86B0E697, COL_GREEN},
+  {0x9EF4941F, COL_BLUE},
+  {0xA3C8EDDB, COL_SUM, COL_WHITE},
+  {0x5BE75E7F, COL_AMBER},
+  {0xF377C5B7, COL_LIME},
+  {0xC101E57B, COL_AZURE},
+  {0xD7E84B1B, COL_ORANGE},
+  {0xEE4ECCFB, COL_CYAN},
+  {0x51E43D1B, COL_UV},
+  {0x2A89195F, COL_PEACHY},
+  {0xF63C8657, COL_SPRING},
+  {0x44C407DB, COL_MAGENTA},
+  {0x488F3CBB, COL_YELLOW},
+  {0x13549BDF, COL_VIOLET},
+  {0x35A9425F, COL_ROSE}
+};
+
+const uint32_t CODE_BRIGHTER = 0xE5CFBD7F;
+const uint32_t CODE_DIMMER   = 0xA23C94BF;
+const uint32_t CODE_OFF      = 0xE721C0DB;
+const uint32_t CODE_ON       = 0xF0C41643;
+
+const int NUM_COLOURCODES = sizeof(colourCodes) / sizeof(ColourCode);
+ 
+CRGBW leds[NUM_LEDS];
+CRGB *ledsRGB = (CRGB *) &leds[0];
+
+IRrecv irrecv(IR_RECEIVE_PIN);
+
+uint8_t brightness = 128;
+uint32_t lastCode = 0;
+
+decode_results results;
+
+ 
+void setup() { 
+    FastLED.addLeds<WS2812B, DATA_PIN, RGB>(ledsRGB, getRGBWsize(NUM_LEDS));
+    FastLED.setBrightness(128);
+    FastLED.show();
+    pinMode(LED_BUILTIN, OUTPUT);
+
+    Serial.begin(115200);
+#if defined(__AVR_ATmega32U4__)
+    while (!Serial)
+        ; //delay for Leonardo, but this loops forever for Maple Serial
+#endif
+#if defined(SERIAL_USB) || defined(SERIAL_PORT_USBVIRTUAL)
+    delay(2000); // To be able to connect Serial monitor after reset and before first printout
+#endif
+    // Just to know which program is running on my Arduino
+    Serial.println(F("START " __FILE__ " from " __DATE__));
+
+    // In case the interrupt driver crashes on setup, give a clue
+    // to the user what's going on.
+    Serial.println("Enabling IRin");
+    irrecv.enableIRIn(); // Start the receiver
+
+    Serial.print(F("Ready to receive IR signals at pin "));
+    Serial.println(IR_RECEIVE_PIN);
+}
+ 
+void colorFill(CRGBW c){
+	for(int i = 0; i < NUM_LEDS; i++){
+		leds[i] = c;
+		FastLED.show();
+		delay(50);
+	}
+}
+ 
+void colorFill(CRGB c){
+	for(int i = 0; i < NUM_LEDS; i++){
+		leds[i] = c;
+		FastLED.show();
+		delay(50);
+	}
+}
+
+void interpretColourCode(uint32_t code)
+{
+    for (int i = 0; i < NUM_COLOURCODES; i++)
+    {
+      ColourCode col = colourCodes[i];
+      if (col.code == code)
+      {
+        if (code == lastCode)
+        {
+          colorFill(col.altColour);
+          lastCode = 0;
+        }
+        else
+        {
+          colorFill(col.colour);
+          lastCode = code;
+        }
+        break;
+      }
+    }
+}
+
+void loop()
+{
+  if (irrecv.decode(&results)) 
+  {
+    Serial.println(results.value, HEX);
+    irrecv.resume(); // Receive the next value
+    switch(results.value)
+    {
+      case CODE_BRIGHTER:
+        brightness += 32;
+        FastLED.setBrightness(brightness);
+        FastLED.show();
+        break;
+      case CODE_DIMMER:
+        brightness -= 32;
+        FastLED.setBrightness(brightness);
+        FastLED.show();
+        break;
+      case CODE_OFF:
+        FastLED.setBrightness(0);
+        FastLED.show();
+        break;
+      case CODE_ON:
+        FastLED.setBrightness(brightness);
+        FastLED.show();
+        break;
+      default:
+        interpretColourCode(results.value);
+        
+    }
+  }
+  delay(100);
+}