colorutils.h File Reference

#include "fl/colorutils.h"

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Macros
#define	DECLARE_GRADIENT_PALETTE(X)
	Forward-declaration macro for DEFINE_GRADIENT_PALETTE(X)
#define	DEFINE_GRADIENT_PALETTE(X)
	Defines a static RGB palette very compactly using a series of connected color gradients.

Enumerations
enum	TGradientDirectionCode
	Hue direction for calculating fill gradients. More...

Functions
CRGB	blend (const CRGB &p1, const CRGB &p2, fract8 amountOfP2)
void	blur1d (CRGB *leds, uint16_t numLeds, fract8 blur_amount)
	One-dimensional blur filter.
void	blur2d (CRGB *leds, uint8_t width, uint8_t height, fract8 blur_amount, const fl::XYMap &xymap)
	Two-dimensional blur filter.
void	blurColumns (CRGB *leds, uint8_t width, uint8_t height, fract8 blur_amount, const fl::XYMap &xymap)
	Perform a blur1d() on every column of a rectangular matrix.
void	blurRows (CRGB *leds, uint8_t width, uint8_t height, fract8 blur_amount, const fl::XYMap &xymap)
	Perform a blur1d() on every row of a rectangular matrix.
CRGB	ColorFromPalette (const CRGBPalette16 &pal, uint8_t index, uint8_t brightness, TBlendType blendType)
CRGB	ColorFromPaletteExtended (const CRGBPalette32 &pal, uint16_t index, uint8_t brightness, TBlendType blendType)
void	fadeToBlackBy (CRGB *leds, uint16_t num_leds, uint8_t fadeBy)
template<typename T>
void	fill_gradient (T *targetArray, uint16_t startpos, CHSV startcolor, uint16_t endpos, CHSV endcolor, TGradientDirectionCode directionCode=SHORTEST_HUES)
	Fill a range of LEDs with a smooth HSV gradient between two HSV colors.
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.
void	fill_solid (struct CRGB *targetArray, int numToFill, const struct CRGB &color)
	Fill a range of LEDs with a solid color.
CRGB	HeatColor (uint8_t temperature)
CRGB &	napplyGamma_video (CRGB &rgb, float gamma)
CRGB &	nblend (CRGB &existing, const CRGB &overlay, fract8 amountOfOverlay)
void	nblendPaletteTowardPalette (CRGBPalette16 &current, CRGBPalette16 &target, uint8_t maxChanges)