assets

Documentation

Index

• Variables
• func AddTextureToCache(t Texture)
• type ColorFormat
• type Cubemap
  • func LoadCubemapTextures(rightTex, leftTex, topTex, botTex, frontTex, backTex string, ...) (Cubemap, error)
• type Texture
  • func GetTextureFromCacheID(texID uint32) (Texture, bool)
  • func GetTextureFromCachePath(path string) (Texture, bool)
  • func LoadTextureInMemPngImg(img image.Image, loadOptions *TextureLoadOptions) (Texture, error)
  • func LoadTextureJpeg(file string, loadOptions *TextureLoadOptions) (Texture, error)
  • func LoadTexturePNG(file string, loadOptions *TextureLoadOptions) (Texture, error)
• type TextureLoadOptions

Variables

var (
	Textures     = make(map[uint32]Texture)
	TexturePaths = make(map[string]uint32)
)

Functions

func AddTextureToCache

func AddTextureToCache(t Texture)

Types

type ColorFormat

type ColorFormat int

const (
	ColorFormat_Unknown ColorFormat = iota
	ColorFormat_RGBA8
)

type Cubemap

type Cubemap struct {
	// These only exists for textures loaded from disk
	RightPath string
	LeftPath  string
	TopPath   string
	BotPath   string
	FrontPath string
	BackPath  string
	TexID     uint32
}

func LoadCubemapTextures

func LoadCubemapTextures(rightTex, leftTex, topTex, botTex, frontTex, backTex string, loadOptions *TextureLoadOptions) (Cubemap, error)

LoadCubemapTextures only supports the 'TextureIsSrgba' option

type Texture

type Texture struct {
	// Path only exists for textures loaded from disk
	Path string

	TexID uint32

	// Width is the width of the texture in pixels (pixels per row).
	// Note that the number of bytes constituting a row is MORE than this (e.g. for RGBA8, bytesPerRow=width*4, since we have 4 bytes per pixel)
	Width int32

	// Height is the height of the texture in pixels (pixels per column).
	// Note that the number of bytes constituting a column is MORE than this (e.g. for RGBA8, bytesPerColumn=height*4, since we have 4 bytes per pixel)
	Height int32

	// Pixels usually stored in RGBA format
	Pixels []byte
}

var (
	DefaultBlackTexId    Texture
	DefaultWhiteTexId    Texture
	DefaultDiffuseTexId  Texture
	DefaultSpecularTexId Texture
	DefaultNormalTexId   Texture
	DefaultEmissionTexId Texture
)

func GetTextureFromCacheID

func GetTextureFromCacheID(texID uint32) (Texture, bool)

func GetTextureFromCachePath

func GetTextureFromCachePath(path string) (Texture, bool)

func LoadTextureInMemPngImg

func LoadTextureInMemPngImg(img image.Image, loadOptions *TextureLoadOptions) (Texture, error)

func LoadTextureJpeg

func LoadTextureJpeg(file string, loadOptions *TextureLoadOptions) (Texture, error)

func LoadTexturePNG

func LoadTexturePNG(file string, loadOptions *TextureLoadOptions) (Texture, error)

type TextureLoadOptions

type TextureLoadOptions struct {
	TryLoadFromCache bool
	WriteToCache     bool
	GenMipMaps       bool
	KeepPixelsInMem  bool
	NoSrgba          bool
}