fill_rainbow() [2/2]

void fill_rainbow	(	struct CRGB *	targetArray,
		int	numToFill,
		uint8_t	initialhue,
		uint8_t	deltahue = 5 )

Fill a range of LEDs with a rainbow of colors.

The colors making up the rainbow are at full saturation and full value (brightness).

Parameters

targetArray	a pointer to the LED array to fill
numToFill	the number of LEDs to fill in the array
initialhue	the starting hue for the rainbow
deltahue	how many hue values to advance for each LED

Definition at line 75 of file colorutils.cpp.

{
    CHSV hsv;
    hsv.hue = initialhue;
    hsv.val = 255;
    hsv.sat = 240;
    for( int i = 0; i < numToFill; ++i) {
        targetArray[i] = hsv;
        hsv.hue += deltahue;
    }
}

Referenced by loop(), fl::DemoReel100::rainbow(), and rainbow().

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