panel

Documentation

Index

• func Avg(min, max float64) float64
• func Scale(x float64) float64
• func ToFloat(i int) float64
• type Panel
  • func New(L, a, b, adjust float64) Panel
  • func Parse(str string) Panel
  • func (p Panel) Color() colorful.Color

Functions

func Avg

func Avg(min, max float64) float64

Return the average between two float values.

func Scale

func Scale(x float64) float64

The scale is not linear. The closest estimate so far is the average between the square and cubic roots of x.

func ToFloat

func ToFloat(i int) float64

Convert a 10-bit integer to a floating point number between 0.0-1.0.

Types

type Panel

type Panel struct {
	L      float64
	A      float64
	B      float64
	Adjust float64
}

Panel represents the state of the Labpanel hardware board. The values of L, A and B correspond to L*a*b colors.

func New

func New(L, a, b, adjust float64) Panel

Convert from ranges 0.0-1.0 into native L*a*b ranges. https://stackoverflow.com/questions/19099063/what-are-the-ranges-of-coordinates-in-the-cielab-color-space

func Parse

func Parse(str string) Panel

Parse a string containing four 10-bit numbers into a Panel structure.

func (Panel) Color

func (p Panel) Color() colorful.Color