GRB48 Color Feature (#581)

keywords.txt

@@ -33,8 +33,10 @@ NeoRbgFeature	KEYWORD1
 NeoBgrFeature	KEYWORD1
 NeoRgbw64Feature	KEYWORD1
 NeoRgb48Feature	KEYWORD1
+NeoGrb48Feature	KEYWORD1
 NeoRgbUcs8903Feature	KEYWORD1
 NeoRgbwUcs8904Feature	KEYWORD1
+NeoGrb48Ws2816Feature	KEYWORD1
 NeoWrgbTm1814Feature	KEYWORD1
 NeoRgbTm1914Feature	KEYWORD1
 NeoGrbTm1914Feature	KEYWORD1

src/internal/NeoColorFeatures.h

@@ -710,4 +710,45 @@ public:
 };
 
 typedef NeoRgb48Feature NeoRgbUcs8903Feature;
-typedef NeoRgbw64Feature NeoRgbwUcs8904Feature;
+typedef NeoRgbw64Feature NeoRgbwUcs8904Feature;
+
+
+
+class NeoGrb48Feature : public Neo6ByteElementsNoSettings
+{
+public:
+    static void applyPixelColor(uint8_t* pPixels, uint16_t indexPixel, ColorObject color)
+    {
+        uint16_t* p = reinterpret_cast<uint16_t*>(getPixelAddress(pPixels, indexPixel));
+
+        *p++ = color.G;
+        *p++ = color.R;
+        *p = color.B;
+    }
+
+    static ColorObject retrievePixelColor(const uint8_t* pPixels, uint16_t indexPixel)
+    {
+        ColorObject color;
+        const uint16_t* p = reinterpret_cast<const uint16_t*>(getPixelAddress(pPixels, indexPixel));
+
+        color.G = *p++;
+        color.R = *p++;
+        color.B = *p;
+
+        return color;
+    }
+
+    static ColorObject retrievePixelColor_P(PGM_VOID_P pPixels, uint16_t indexPixel)
+    {
+        ColorObject color;
+        const uint16_t* p = reinterpret_cast<const uint16_t*>(getPixelAddress(reinterpret_cast<const uint8_t*>(pPixels), indexPixel));
+
+        color.G = pgm_read_word(p++);
+        color.R = pgm_read_word(p++);
+        color.B = pgm_read_word(p);
+
+        return color;
+    }
+};
+
+typedef NeoGrb48Feature NeoGrbWs2816Feature;