texture

package

v0.5.1-0...-f3d9953 Latest Latest Go to latest Published: Oct 18, 2019 License: Unlicense Imports: 8 Imported by: 0

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github.com/emily33901/lambda-core

Documentation ¶

Index ¶

type Atlas
- func NewAtlas(width int, height int) *Atlas
- func (atlas *Atlas) Format() uint32
- func (atlas *Atlas) PackTextures(textures []ITexture, padding int) ([]shape.Rect, error)
type Colour2D
- func NewError(name string) *Colour2D
type Cubemap
- func NewCubemap(materials []ITexture) *Cubemap
type ITexture
type Lightmap
- func LightmapFromColorRGBExp32(width int, height int, colorMaps []common.ColorRGBExponent32) *Lightmap
type Texture2D
- func NewTexture2D(filePath string, vtf *vtf.Vtf, width int, height int) *Texture2D
type TextureLazy2D
- func NewLazyTexture(filePath string, fs filesystem.IFileSystem, width int, height int) *TextureLazy2D

Constants ¶

This section is empty.

Variables ¶

This section is empty.

Functions ¶

This section is empty.

Types ¶

type Atlas ¶

type Atlas struct {
	Colour2D
}

Atlas A texture atlas implementation.

func NewAtlas ¶

func NewAtlas(width int, height int) *Atlas

NewAtlas

func (*Atlas) Format ¶

func (atlas *Atlas) Format() uint32

Format returns colour format For now always RGBA

func (*Atlas) PackTextures ¶

func (atlas *Atlas) PackTextures(textures []ITexture, padding int) ([]shape.Rect, error)

PackTextures

type Colour2D ¶

type Colour2D struct {
	Texture2D
	// contains filtered or unexported fields
}

Colour2D is a material defined by raw/computed colour data, rather than loaded vtf data

func NewError ¶

func NewError(name string) *Colour2D

NewError returns new Error material

func (*Colour2D) Format ¶

func (error *Colour2D) Format() uint32

Format returns colour format

func (*Colour2D) PixelDataForFrame ¶

func (error *Colour2D) PixelDataForFrame(frame int) []byte

PixelDataForFrame returns raw colour data for specific animation frame

func (*Colour2D) Thumbnail ¶

func (error *Colour2D) Thumbnail() []byte

Thumbnail return a low resolution version of the image

type Cubemap ¶

type Cubemap struct {
	Texture2D
	Faces []ITexture
}

Cubemap is a 6-sided edgeless texture that can be mapped to a cube, Used mainly for pre-computed reflections

func NewCubemap ¶

func NewCubemap(materials []ITexture) *Cubemap

NewCubemap returns a new cubemap material

func (*Cubemap) Format ¶

func (material *Cubemap) Format() uint32

Format get material format Same format for all faces assumed

func (*Cubemap) Height ¶

func (material *Cubemap) Height() int

Height Get material height. Must have exactly 6 faces, and all faces are assumed the same size

func (*Cubemap) Width ¶

func (material *Cubemap) Width() int

Width Get material width. Must have exactly 6 faces, and all faces are assumed the same size

type ITexture ¶

type ITexture interface {
	Width() int
	Height() int
	Format() uint32
	PixelDataForFrame(int) []byte
	FilePath() string
	Thumbnail() []byte

	EvictFromMainMemory()
	Reload() error
}

ITexture Interface for a GPU texture

type Lightmap ¶

type Lightmap struct {
	Colour2D
}

Lightmap is a material used for lighting a face

func LightmapFromColorRGBExp32 ¶

func LightmapFromColorRGBExp32(width int, height int, colorMaps []common.ColorRGBExponent32) *Lightmap

LightmapFromColorRGBExp32 creates a lightmap from BSP stored colour data

type Texture2D ¶

type Texture2D struct {
	// contains filtered or unexported fields
}

Texture2D is a generic GPU material struct

func NewTexture2D ¶

func NewTexture2D(filePath string, vtf *vtf.Vtf, width int, height int) *Texture2D

NewTexture2D returns a new texture from Vtf

func (*Texture2D) EvictFromMainMemory ¶

func (tex *Texture2D) EvictFromMainMemory()

func (*Texture2D) FilePath ¶

func (tex *Texture2D) FilePath() string

FilePath Get the filepath this data was loaded from

func (*Texture2D) Format ¶

func (tex *Texture2D) Format() uint32

Format returns this materials colour format

func (*Texture2D) Height ¶

func (tex *Texture2D) Height() int

Height returns materials height

func (*Texture2D) PixelDataForFrame ¶

func (tex *Texture2D) PixelDataForFrame(frame int) []byte

PixelDataForFrame get raw colour data for this frame

func (*Texture2D) Reload ¶

func (tex *Texture2D) Reload() error

func (*Texture2D) Thumbnail ¶

func (tex *Texture2D) Thumbnail() []byte

Thumbnail returns a small thumbnail image of a material

func (*Texture2D) Width ¶

func (tex *Texture2D) Width() int

Width returns materials width

type TextureLazy2D ¶

type TextureLazy2D struct {
	// contains filtered or unexported fields
}

func NewLazyTexture ¶

func NewLazyTexture(filePath string, fs filesystem.IFileSystem, width int, height int) *TextureLazy2D

NewTexture2D returns a new texture from Vtf

func (*TextureLazy2D) EvictFromMainMemory ¶

func (tex *TextureLazy2D) EvictFromMainMemory()

func (*TextureLazy2D) FilePath ¶

func (tex *TextureLazy2D) FilePath() string

FilePath Get the filepath this data was loaded from

func (*TextureLazy2D) Format ¶

func (tex *TextureLazy2D) Format() uint32

Format returns this materials colour format

func (*TextureLazy2D) Height ¶

func (tex *TextureLazy2D) Height() int

Height returns materials height

func (*TextureLazy2D) PixelDataForFrame ¶

func (tex *TextureLazy2D) PixelDataForFrame(frame int) []byte

PixelDataForFrame get raw colour data for this frame

func (*TextureLazy2D) Reload ¶

func (tex *TextureLazy2D) Reload() error

func (*TextureLazy2D) Thumbnail ¶

func (tex *TextureLazy2D) Thumbnail() []byte

Thumbnail returns a small thumbnail image of a material

func (*TextureLazy2D) Width ¶

func (tex *TextureLazy2D) Width() int

Width returns materials width

Source Files ¶

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