rgbmatrix

package

v0.0.0-...-860d388 Latest Latest Go to latest Published: Sep 4, 2021 License: MIT Imports: 6 Imported by: 0

Details

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Repository

github.com/joelbirchler/yupa

Links

Open Source Insights

Documentation ¶

Overview ¶

Package rgbmatrix talks to the IS31FL3731 i2c LED driver used by the Pimoroni 5x5 RGB Matrix. Code basically ported from Pimoroni's original: https://github.com/pimoroni/rgbmatrix5x5-python

Index ¶

Variables
func Close()
func Open(pi *raspi.Adaptor) (err error)
func Render() (err error)
func Set(image [25]Rgb)
type Rgb
- func Binary(n uint16) [25]Rgb
- func Fill(r Rgb, variance int) [25]Rgb

Constants ¶

This section is empty.

Variables ¶

View Source

var Clear = [25]Rgb{
	{0x00, 0x00, 0x00}, {0x00, 0x00, 0x00}, {0x00, 0x00, 0x00}, {0x00, 0x00, 0x00}, {0x00, 0x00, 0x00},
	{0x00, 0x00, 0x00}, {0x00, 0x00, 0x00}, {0x00, 0x00, 0x00}, {0x00, 0x00, 0x00}, {0x00, 0x00, 0x00},
	{0x00, 0x00, 0x00}, {0x00, 0x00, 0x00}, {0x00, 0x00, 0x00}, {0x00, 0x00, 0x00}, {0x00, 0x00, 0x00},
	{0x00, 0x00, 0x00}, {0x00, 0x00, 0x00}, {0x00, 0x00, 0x00}, {0x00, 0x00, 0x00}, {0x00, 0x00, 0x00},
	{0x00, 0x00, 0x00}, {0x00, 0x00, 0x00}, {0x00, 0x00, 0x00}, {0x00, 0x00, 0x00}, {0x00, 0x00, 0x00},
}

View Source

var Ghost = [25]Rgb{
	{0x00, 0x00, 0x00}, {0xff, 0x66, 0x00}, {0xff, 0x66, 0x00}, {0xff, 0x66, 0x00}, {0x00, 0x00, 0x00},
	{0xdf, 0x20, 0x00}, {0xdf, 0x20, 0x00}, {0xdf, 0x20, 0x00}, {0xdf, 0x20, 0x00}, {0xdf, 0x20, 0x00},
	{0xaf, 0x10, 0x00}, {0x00, 0x00, 0x00}, {0xaf, 0x10, 0x00}, {0x00, 0x00, 0x00}, {0xaf, 0x10, 0x00},
	{0x90, 0x00, 0x00}, {0x90, 0x00, 0x00}, {0x90, 0x00, 0x00}, {0x90, 0x00, 0x00}, {0x90, 0x00, 0x00},
	{0x80, 0x00, 0x00}, {0x00, 0x00, 0x00}, {0x80, 0x00, 0x00}, {0x00, 0x00, 0x00}, {0x80, 0x00, 0x00},
}

View Source

var HorizontalBars = [25]Rgb{
	{0xff, 0x00, 0x00}, {0xff, 0x00, 0x00}, {0xff, 0x00, 0x00}, {0xff, 0x00, 0x00}, {0xff, 0x00, 0x00},
	{0x00, 0xff, 0x00}, {0x00, 0xff, 0x00}, {0x00, 0xff, 0x00}, {0x00, 0xff, 0x00}, {0x00, 0xff, 0x00},
	{0xff, 0xff, 0x00}, {0xff, 0xff, 0x00}, {0xff, 0xff, 0x00}, {0xff, 0xff, 0x00}, {0xff, 0xff, 0x00},
	{0x00, 0xff, 0xff}, {0x00, 0xff, 0xff}, {0x00, 0xff, 0xff}, {0x00, 0xff, 0xff}, {0x00, 0xff, 0xff},
	{0x00, 0x00, 0xff}, {0x00, 0x00, 0xff}, {0x00, 0x00, 0xff}, {0x00, 0x00, 0xff}, {0x00, 0x00, 0xff},
}

View Source

var VerticalBars = [25]Rgb{
	{0xff, 0x00, 0x00}, {0x00, 0xff, 0x00}, {0xff, 0xff, 0x00}, {0x00, 0xff, 0xff}, {0x00, 0x00, 0xff},
	{0xff, 0x00, 0x00}, {0x00, 0xff, 0x00}, {0xff, 0xff, 0x00}, {0x00, 0xff, 0xff}, {0x00, 0x00, 0xff},
	{0xff, 0x00, 0x00}, {0x00, 0xff, 0x00}, {0xff, 0xff, 0x00}, {0x00, 0xff, 0xff}, {0x00, 0x00, 0xff},
	{0xff, 0x00, 0x00}, {0x00, 0xff, 0x00}, {0xff, 0xff, 0x00}, {0x00, 0xff, 0xff}, {0x00, 0x00, 0xff},
	{0xff, 0x00, 0x00}, {0x00, 0xff, 0x00}, {0xff, 0xff, 0x00}, {0x00, 0xff, 0xff}, {0x00, 0x00, 0xff},
}

Functions ¶

func Close ¶

func Close()

func Open ¶

func Open(pi *raspi.Adaptor) (err error)

Setup connects to the RgbMatrix device and resets

func Render ¶

func Render() (err error)

func Set ¶

func Set(image [25]Rgb)

Types ¶

type Rgb ¶

type Rgb struct {
	R, G, B uint8
}

func Binary ¶

func Binary(n uint16) [25]Rgb

Binary creates a binary image of a uint16 TODO: Shift from green to red to purple as we get closer to 500

func Fill ¶

func Fill(r Rgb, variance int) [25]Rgb

Fill creates an image fill based on the color r with random variation

Source Files ¶

View all Source files

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