constants

package
v0.0.0-...-a4a601d Latest Latest
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 Go to latest Published: Nov 18, 2024 License: GPL-2.0 Imports: 7 Imported by: 2

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Index

Constants

View Source 
const (
	Rle = iota
	Rle16
)

Variables

View Source 
var (
	OrderedDither        = DitheringType{"Ordered"}
	ErrorDiffusionDither = DitheringType{"ErrorDiffusion"}
)
View Source 
var (
	Mode0         = Size{Width: 160, Height: 200, LinesNumber: 200, ColumnsNumber: 20, ColorsAvailable: 16, GatearrayValue: 0x9c}
	Mode1         = Size{Width: 320, Height: 200, LinesNumber: 200, ColumnsNumber: 40, ColorsAvailable: 4, GatearrayValue: 0x9d}
	Mode2         = Size{Width: 640, Height: 200, LinesNumber: 200, ColumnsNumber: 80, ColorsAvailable: 2, GatearrayValue: 0x9e}
	OverscanMode0 = Size{Width: 192, Height: 272, LinesNumber: 272, ColumnsNumber: 96, ColorsAvailable: 16}
	OverscanMode1 = Size{Width: 384, Height: 272, LinesNumber: 272, ColumnsNumber: 96, ColorsAvailable: 4}
	OverscanMode2 = Size{Width: 768, Height: 272, LinesNumber: 272, ColumnsNumber: 96, ColorsAvailable: 2}
	SelfMode      = Size{}
	WidthMax      = 768
	HeightMax     = 272
)
View Source 
var (
	White         = CpcColor{HardwareNumber: 0, FirmwareNumber: 13, HardwareValues: []uint8{0x40, 0x41}, Color: color.RGBA{A: 0xFF, R: 111, G: 125, B: 107}}
	SeaGreen      = CpcColor{HardwareNumber: 2, FirmwareNumber: 19, HardwareValues: []uint8{0x42, 0x51}, Color: color.RGBA{A: 0xFF, R: 0, G: 243, B: 107}}
	PastelYellow  = CpcColor{HardwareNumber: 3, FirmwareNumber: 25, HardwareValues: []uint8{0x43, 0x49}, Color: color.RGBA{A: 0xFF, R: 244, G: 244, B: 109}}
	Blue          = CpcColor{HardwareNumber: 4, FirmwareNumber: 1, HardwareValues: []uint8{0x44, 0x50}, Color: color.RGBA{A: 0xFF, R: 0, G: 2, B: 107}}
	Purple        = CpcColor{HardwareNumber: 5, FirmwareNumber: 7, HardwareValues: []uint8{0x45, 0x48}, Color: color.RGBA{A: 0xFF, R: 241, G: 2, B: 104}}
	Cyan          = CpcColor{HardwareNumber: 6, FirmwareNumber: 10, HardwareValues: []uint8{0x46}, Color: color.RGBA{A: 0xFF, R: 0, G: 120, B: 104}}
	Pink          = CpcColor{HardwareNumber: 7, FirmwareNumber: 16, HardwareValues: []uint8{0x47}, Color: color.RGBA{A: 0xFF, R: 243, G: 125, B: 107}}
	BrightYellow  = CpcColor{HardwareNumber: 10, FirmwareNumber: 24, HardwareValues: []uint8{0x4A}, Color: color.RGBA{A: 0xFF, R: 244, G: 244, B: 13}}
	BrightWhite   = CpcColor{HardwareNumber: 11, FirmwareNumber: 26, HardwareValues: []uint8{0x4B}, Color: color.RGBA{A: 0xFF, R: 255, G: 244, B: 250}}
	BrightRed     = CpcColor{HardwareNumber: 12, FirmwareNumber: 6, HardwareValues: []uint8{0x4C}, Color: color.RGBA{A: 0xFF, R: 244, G: 5, B: 6}}
	BrightMagenta = CpcColor{HardwareNumber: 13, FirmwareNumber: 8, HardwareValues: []uint8{0x4D}, Color: color.RGBA{A: 0xFF, R: 243, G: 2, B: 245}}
	Orange        = CpcColor{HardwareNumber: 14, FirmwareNumber: 15, HardwareValues: []uint8{0x4E}, Color: color.RGBA{A: 0xFF, R: 243, G: 125, B: 13}}
	PastelMagenta = CpcColor{HardwareNumber: 15, FirmwareNumber: 17, HardwareValues: []uint8{0x4F}, Color: color.RGBA{A: 0xFF, R: 251, G: 125, B: 250}}
	BrightGreen   = CpcColor{HardwareNumber: 18, FirmwareNumber: 18, HardwareValues: []uint8{0x52}, Color: color.RGBA{A: 0xFF, R: 2, G: 241, B: 1}}
	BrightCyan    = CpcColor{HardwareNumber: 19, FirmwareNumber: 20, HardwareValues: []uint8{0x53}, Color: color.RGBA{A: 0xFF, R: 15, G: 243, B: 242}}
	Black         = CpcColor{HardwareNumber: 20, FirmwareNumber: 0, HardwareValues: []uint8{0x54}, Color: color.RGBA{A: 0xFF, R: 0, G: 2, B: 1}}
	BrightBlue    = CpcColor{HardwareNumber: 21, FirmwareNumber: 2, HardwareValues: []uint8{0x55}, Color: color.RGBA{A: 0xFF, R: 12, G: 2, B: 245}}
	Green         = CpcColor{HardwareNumber: 22, FirmwareNumber: 9, HardwareValues: []uint8{0x56}, Color: color.RGBA{A: 0xFF, R: 2, G: 120, B: 1}}
	SkyBlue       = CpcColor{HardwareNumber: 23, FirmwareNumber: 11, HardwareValues: []uint8{0x57}, Color: color.RGBA{A: 0xFF, R: 12, G: 123, B: 245}}
	Magenta       = CpcColor{HardwareNumber: 24, FirmwareNumber: 4, HardwareValues: []uint8{0x58}, Color: color.RGBA{A: 0xFF, R: 106, G: 2, B: 104}}
	PastelGreen   = CpcColor{HardwareNumber: 25, FirmwareNumber: 22, HardwareValues: []uint8{0x59}, Color: color.RGBA{A: 0xFF, R: 113, G: 243, B: 107}}
	Lime          = CpcColor{HardwareNumber: 26, FirmwareNumber: 21, HardwareValues: []uint8{0x5A}, Color: color.RGBA{A: 0xFF, R: 113, G: 243, B: 4}}
	PastelCyan    = CpcColor{HardwareNumber: 27, FirmwareNumber: 23, HardwareValues: []uint8{0x5B}, Color: color.RGBA{A: 0xFF, R: 113, G: 243, B: 245}}
	Red           = CpcColor{HardwareNumber: 28, FirmwareNumber: 3, HardwareValues: []uint8{0x5C}, Color: color.RGBA{A: 0xFF, R: 108, G: 2, B: 1}}
	Mauve         = CpcColor{HardwareNumber: 29, FirmwareNumber: 5, HardwareValues: []uint8{0x5D}, Color: color.RGBA{A: 0xFF, R: 108, G: 2, B: 242}}
	Yellow        = CpcColor{HardwareNumber: 30, FirmwareNumber: 12, HardwareValues: []uint8{0x5E}, Color: color.RGBA{A: 0xFF, R: 111, G: 123, B: 1}}
	PastelBlue    = CpcColor{HardwareNumber: 31, FirmwareNumber: 14, HardwareValues: []uint8{0x5F}, Color: color.RGBA{A: 0xFF, R: 111, G: 125, B: 247}}
	NotColor      = CpcColor{}
)

values 50% RGB = 0x7F values 100% RGB = 0xFF

View Source 
var CpcOldPalette = color.Palette{White.Color,
	SeaGreen.Color,
	PastelYellow.Color,
	Blue.Color,
	Purple.Color,
	Cyan.Color,
	Pink.Color,
	BrightYellow.Color,
	BrightWhite.Color,
	BrightRed.Color,
	BrightMagenta.Color,
	Orange.Color,
	PastelMagenta.Color,
	BrightGreen.Color,
	BrightCyan.Color,
	Black.Color,
	BrightBlue.Color,
	Green.Color,
	SkyBlue.Color,
	Magenta.Color,
	PastelGreen.Color,
	Lime.Color,
	PastelCyan.Color,
	Red.Color,
	Mauve.Color,
	Yellow.Color,
	PastelBlue.Color,
}
View Source 
var CpcPlusPalette = NewCpcPlusPalette()
View Source 
var DistanceMax int64 = 584970
View Source 
var (
	ErrorCpcColorNotFound = errors.New("cpc color not found")
)

Functions

func CToF 

func CToF(c uint32) float64

func ColorDistance2 

func ColorDistance2(c1, c2 color.Color) int64

func ColorFromHardware 

func ColorFromHardware(c uint8) (color.Color, error)

nolint: funlen

func ColorsAreEquals 

func ColorsAreEquals(c1, c2 color.Color) bool

func ColorsDistance 

func ColorsDistance(c1, c2 color.Color) float64

from website https://www.compuphase.com/cmetric.htm

func CpcColorStringFromHardwareNumber 

func CpcColorStringFromHardwareNumber(c uint8) string

nolint: funlen

func FillColorPalette 

func FillColorPalette(p color.Palette) color.Palette

func FirmwareNumber 

func FirmwareNumber(c color.Color) (int, error)

func FlashColorQuotient 

func FlashColorQuotient(c1, c2 CpcColor) float64

func HardwareNumber 

func HardwareNumber(c color.Color) (int, error)

func HardwareValueAreEquals 

func HardwareValueAreEquals(hv []uint8, val uint8) bool

func HardwareValues 

func HardwareValues(c color.Color) ([]uint8, error)

func NewColorCpcPlusColor 

func NewColorCpcPlusColor(c CpcPlusColor) color.Color

func NewCpcPlusPalette 

func NewCpcPlusPalette() color.Palette

func SortColorsByDistance 

func SortColorsByDistance(p color.Palette) color.Palette

Types

type ByDistance 

type ByDistance []color.Color

func (ByDistance) Len 

func (p ByDistance) Len() int

func (ByDistance) Less 

func (p ByDistance) Less(i, j int) bool

func (ByDistance) Swap 

func (p ByDistance) Swap(i, j int)

type ByOccurence 

type ByOccurence []ColorReducer

func (ByOccurence) Len 

func (b ByOccurence) Len() int

func (ByOccurence) Less 

func (b ByOccurence) Less(i, j int) bool

func (ByOccurence) Swap 

func (b ByOccurence) Swap(i, j int)

type ColorReducer 

type ColorReducer struct {
	C         color.Color
	Occurence int
	Distances map[color.Color]float64
}

func NewColorReducer 

func NewColorReducer(c color.Color, occ int) ColorReducer

type CpcColor 

type CpcColor struct {
	HardwareNumber int
	HardwareValues []uint8
	FirmwareNumber int
	Color          color.RGBA
}

func CpcColorFromHardwareNumber 

func CpcColorFromHardwareNumber(c int) (CpcColor, error)

nolint: funlen

func (CpcColor) ToString 

func (c CpcColor) ToString() string

type CpcPlusColor 

type CpcPlusColor struct {
	G uint8
	R uint8
	B uint8
}

func NewCpcPlusColor 

func NewCpcPlusColor(c color.Color) CpcPlusColor

func NewRawCpcPlusColor 

func NewRawCpcPlusColor(v uint16) *CpcPlusColor

func (*CpcPlusColor) Bytes 

func (c *CpcPlusColor) Bytes() []byte

func (*CpcPlusColor) ToString 

func (c *CpcPlusColor) ToString() string

func (*CpcPlusColor) Value 

func (c *CpcPlusColor) Value() uint16

type DitheringType 

type DitheringType struct {
	// contains filtered or unexported fields
}

type PaletteReducer 

type PaletteReducer struct {
	Cs []ColorReducer
}

func NewPaletteReducer 

func NewPaletteReducer() *PaletteReducer

func (*PaletteReducer) ComputeDistances 

func (p *PaletteReducer) ComputeDistances()

func (*PaletteReducer) OccurencesSort 

func (p *PaletteReducer) OccurencesSort()

func (*PaletteReducer) Reduce 

func (pr *PaletteReducer) Reduce(nbColors int) color.Palette

type Size 

type Size struct {
	Width           int
	Height          int
	LinesNumber     int
	ColumnsNumber   int
	ColorsAvailable int
	GatearrayValue  uint8
}

func NewSize 

func NewSize(mode uint8) Size

func NewSizeMode 

func NewSizeMode(mode uint8, overscan bool) Size

func (*Size) ModeWidth 

func (s *Size) ModeWidth(mode uint8) int

func (*Size) ToString 

func (s *Size) ToString() string

type SplitRaster 

type SplitRaster struct {
	Offset        uint16
	Length        int
	Occurence     int
	HardwareColor []int
	PaletteIndex  []int
}

func NewSpliteRaster 

func NewSpliteRaster(offset uint16, length, occurence int) SplitRaster

func (*SplitRaster) Add 

func (s *SplitRaster) Add(paletteIndex, hardwareColor int) bool

func (*SplitRaster) Boundaries 

func (s *SplitRaster) Boundaries() (uint16, uint16)

type SplitRasterScreen 

type SplitRasterScreen struct {
	Values []SplitRaster
}

func NewSplitRasterScreen 

func NewSplitRasterScreen() *SplitRasterScreen

func (*SplitRasterScreen) Add 

func (srs *SplitRasterScreen) Add(s SplitRaster) bool

func (*SplitRasterScreen) IsFull 

func (srs *SplitRasterScreen) IsFull() bool

Source Files

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