openrndr-color/org.openrndr.color/ColorRGBa

ColorRGBa

@Serializable
data class ColorRGBa(val r: Double, val g: Double, val b: Double, val alpha: Double = 1.0, val linearity: Linearity = Linearity.LINEAR) : ColorModel<ColorRGBa> , ShadableColor<ColorRGBa> , AlgebraicColor<ColorRGBa> (source)

A generic RGB color space capable of representing both the linear and the sRGB color spaces.

Parameters

r

red as a percentage between 0.0 and 1.0

g

green as a percentage between 0.0 and 1.0

b

blue as a percentage between 0.0 and 1.0

alpha

alpha as a percentage between 0.0 and 1.0

See also

Constructors

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constructor(r: Double, g: Double, b: Double, alpha: Double = 1.0, linearity: Linearity = Linearity.LINEAR)

Types

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object Companion
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Properties

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open override val alpha: Double = 1.0
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val alphaMultiplied: ColorRGBa

Returns a new instance of ColorRGBa where the red, green, and blue components are multiplied by the alpha value of the original color. The alpha value and linearity remain unchanged.

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val b: Double
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val g: Double
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val luminance: Double

calculate luminance value luminance value is according to https://www.w3.org/TR/2008/REC-WCAG20-20081211/#relativeluminancedef

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val maxValue: Double

The maximum value over r, g, b

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val minValue: Double

The minimum value over r, g, b

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val r: Double

Functions

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fun clip(): ColorRGBa

Copy of the color with all of its fields clamped to [0, 1]

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open operator override fun div(scale: Double): ColorRGBa
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fun getContrastRatio(other: ColorRGBa): Double

calculate the contrast value between this color and the given color contrast value is accordingo to // see http://www.w3.org/TR/2008/REC-WCAG20-20081211/#contrast-ratiodef

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open override fun hashCode(): Int
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open operator override fun minus(right: ColorRGBa): ColorRGBa
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open override fun mix(other: ColorRGBa, factor: Double): ColorRGBa
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open override fun opacify(factor: Double): ColorRGBa

Creates a copy of color with adjusted opacity

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open operator override fun plus(right: ColorRGBa): ColorRGBa
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open override fun shade(factor: Double): ColorRGBa

Creates a copy of color with adjusted color

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open operator override fun times(scale: Double): ColorRGBa
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fun toHSLa(): ColorHSLa
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fun toHSVa(): ColorHSVa
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fun toLABa(ref: ColorXYZa = ColorXYZa.NEUTRAL): ColorLABa
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fun toLCHABa(ref: ColorXYZa = ColorXYZa.NEUTRAL): ColorLCHABa
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fun toLCHUVa(ref: ColorXYZa = ColorXYZa.NEUTRAL): ColorLCHUVa
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fun toLinearity(linearity: Linearity): ColorRGBa

Converts this color to the specified linearity.

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fun toLUVa(ref: ColorXYZa = ColorXYZa.NEUTRAL): ColorLUVa
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open override fun toRGBa(): ColorRGBa

Convert into ColorRGBa.

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fun toSRGB(): ColorRGBa

Convert to SRGB

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open override fun toVector4(): Vector4
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fun toXSLa(): ColorXSLa
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fun toXSVa(): ColorXSVa
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fun toXYZa(): ColorXYZa