pack

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Versions in this module

v1

v1.1.7

Apr 19, 2025

v1.1.6

Apr 15, 2025

Changes in this version

type Options

+ func (b *Options) Default() *Options

v1.1.5

Apr 15, 2025

Changes in this version

type UnpackOpts

+ func WithImgInput(atlasImgPath string) UnpackOpts

v1.1.4

Apr 15, 2025

Changes in this version

+ func UnpackAtlas(atlasInfo *model.AtlasInfo, opts unpackedOpts) error

type Options

+ func DefaultOptions() *Options

+ func (b *Options) ImgExt(ext string) *Options

v1.1.3

Apr 15, 2025

v1.1.2

Apr 15, 2025

v1.1.1

Apr 14, 2025

v1.1.0

Apr 14, 2025

v1.0.4

Apr 14, 2025

v1.0.3

Apr 14, 2025

v1.0.2

Apr 13, 2025

v1.0.1

Apr 13, 2025

v1.0.0

Apr 13, 2025

Changes in this version

+ func GetFilesInDirectory(dirPath string) ([]string, error)

+ func SaveImg(pathName string, img image.Image, format ImageFormat, ...) error

+ func SaveImgExt(fileName string, img image.Image, compressionLevel ...SetClv) error

+ type FreeRect struct

+ X int

+ Y int

type Options

+ func (b *Options) PmAlpha(enable bool) *Options

+ type PackedRect struct

+ IsRotated bool

+ X int

+ Y int

+ func NewRectPacked(x, y int, rect Rect) PackedRect

+ func (r PackedRect) Rotated() PackedRect

+ func (r PackedRect) String() string

+ type PackedResult struct

+ Bin Bin

+ UnpackedRects []Rect

+ func (r PackedResult) String() string

type Rect

+ H int

+ W int

+ func NewRectById(w, h int, id int) Rect

+ func (r Rect) Area() int

+ type Rectangle struct

+ H int

+ W int

+ X int

+ Y int

type Sprite

+ Filepath string

type UnpackOpts

+ func WithAtlasImgPath(atlasImgPath string) UnpackOpts

+ func WithOutputPath(outputPath string) UnpackOpts

v0

v0.1.0

Apr 14, 2025

Changes in this version

+ const BestCompression

+ const BestSpeed

+ const DefaultCompression

+ const Format

+ const NoCompression

+ const Repo

+ const Version

+ func DecImg(r io.Reader) (image.Image, error)

+ func EncImg(w io.Writer, img image.Image, format ImageFormat, compressionLevel ...SetClv) error

+ func GetLastFolderName(path string) string

+ func GetOpaqueBounds(img image.Image, tolerance uint8) image.Rectangle

+ func ListFilePaths(dirPath string) ([]string, error)

+ func LoadImg(pathName string) (image.Image, error)

+ func MaxInt(a, b int) int

+ func MinInt(a, b int) int

+ func NaturalLess(a, b string) bool

+ func NaturalSort(items []string)

+ func NextPowerOfTwo(n int) int

+ func Parallel(start, stop int, fn func(<-chan int))

+ func Rotate180(img image.Image) *image.NRGBA

+ func Rotate270(img image.Image) *image.NRGBA

+ func Rotate90(img image.Image) *image.NRGBA

+ func SafeCreate(outputPath string) (*os.File, error)

+ func SaveImgAutoExt(pathNoneExt string, img image.Image, format ImageFormat, ...) error

+ func SaveImgByExt(outputPath string, img image.Image, compressionLevel ...SetClv) error

+ func UnpackSprites(jsonPath string, fn ...UnpackOpts) error

+ type Algorithm int

+ const AlgoBasic

+ const AlgoMaxRects

+ const AlgoSkyline

+ const MaxAlgoIndex

+ type Atlas struct

+ Name string

+ Size Size

+ Sprites []Sprite

+ type Bin struct

+ PackedRects []Rect

+ UsedArea int

+ func NewBin(w, h int, req []Rect) Bin

+ func (b Bin) FillRate() float64

+ func (b Bin) String() string

+ type Heuristic int

+ const BestAreaFit

+ const BestLongSideFit

+ const BestShortSideFit

+ const BottomLeftFit

+ const ContactPointFit

+ const MaxHeuristicsIndex

+ type ImageFormat int

+ const BMP

+ const JPEG

+ const PNG

+ const TIFF

+ const WEBP

+ type Meta struct

+ Format string

+ Repo string

+ Timestamp string

+ Version string

+ type Options struct

+ func NewOptions() *Options

+ func (b *Options) Algorithm(algo Algorithm) *Options

+ func (b *Options) AllowRotate(enable bool) *Options

+ func (b *Options) AutoSize(enable bool) *Options

+ func (b *Options) Heuristic(heuristic Heuristic) *Options

+ func (b *Options) MaxSize(w, h int) *Options

+ func (b *Options) Name(name string) *Options

+ func (b *Options) Padding(padding int) *Options

+ func (b *Options) PowerOfTwo(enable bool) *Options

+ func (b *Options) SameDetect(enable bool) *Options

+ func (b *Options) Sort(enable bool) *Options

+ func (b *Options) Tolerance(tolerance int) *Options

+ func (b *Options) Trim(enable bool) *Options

+ func (b *Options) Validate() (*Options, error)

+ type Packer struct

+ func NewPacker(option *Options) *Packer

+ func (p *Packer) PackRect(reqRects []Rect) []Bin

+ func (p *Packer) PackSprites(input string) (*SpriteAtlas, []image.Image, error)

+ type Point struct

+ X int

+ Y int

+ func NewPoint(x, y int) Point

+ type Rect struct

+ Id int

+ IsRotated bool

+ func NewRect(x, y, w, h, id int) Rect

+ func NewRectByPosAndSize(x, y, w, h int) Rect

+ func NewRectBySize(w, h int) Rect

+ func NewRectBySizeAndId(w, h, id int) Rect

+ func (r Rect) Clone() Rect

+ func (r Rect) CloneWithPos(x, y int) Rect

+ func (r Rect) CloneWithSize(w, h int) Rect

+ func (r Rect) Rotated() Rect

+ func (r Rect) String() string

+ func (r Rect) ToImageRect() image.Rectangle

+ type SameDetectInfo struct

+ BaseToDupesName map[string][]string

+ DupeToBaseName map[string]string

+ func FindDuplicateFiles(filePaths []string) ([]string, SameDetectInfo, error)

+ type SetClv func(*encodeImgOpt)

+ func WithCLV(clv clv) SetClv

+ type Size struct

+ H int

+ W int

+ func NewSize(w, h int) Size

+ func (s Size) Area() int

+ func (s Size) Clone() Size

+ func (s Size) PowerOfTwo() Size

+ func (s Size) Rotated() Size

+ type Sprite struct

+ FileName string

+ Frame Rect

+ Rotated bool

+ SrcRect Size

+ Trimmed bool

+ TrimmedRect Rect

+ func (s Sprite) Clone() Sprite

+ type SpriteAtlas struct

+ Atlases []Atlas

+ Meta Meta

+ type UnpackOpts func(*unpackedOpts)

+ func WithImg(atlasImgPath string) UnpackOpts

+ func WithOutput(outputPath string) UnpackOpts

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