package gltf

import "kaiju/rendering/loaders/gltf"

Constants

POSITION

"POSITION"

NORMAL

"NORMAL"

TANGENT

"TANGENT"

TEXCOORD_0

"TEXCOORD_0"

TEXCOORD_1

"TEXCOORD_1"

COLOR_0

"COLOR_0"

COLOR_1

"COLOR_1"

JOINTS_0

"JOINTS_0"

JOINTS_1

"JOINTS_1"

WEIGHTS_0

"WEIGHTS_0"

WEIGHTS_1

"WEIGHTS_1"

Types

Accessor

struct

type Accessor struct {
    BufferView    int32         `json:"bufferView"`
    ComponentType ComponentType `json:"componentType"`
    Count         int32         `json:"count"`
    Max           matrix.Vec3   `json:"max"`
    Min           matrix.Vec3   `json:"min"`
    Type          AccessorType  `json:"type"`
}

AccessorType

string

type AccessorType = string

const ( SCALAR AccessorType = "SCALAR" VEC2 AccessorType = "VEC2" VEC3 AccessorType = "VEC3" VEC4 AccessorType = "VEC4" MAT2 AccessorType = "MAT2" MAT3 AccessorType = "MAT3" MAT4 AccessorType = "MAT4" )

Animation

struct

type Animation struct {
    Name     string             `json:"name"`
    Channels []AnimationChannel `json:"channels"`
    Samplers []AnimationSampler `json:"samplers"`
}

AnimationChannel

struct

type AnimationChannel struct {
    Sampler int32         `json:"sampler"`
    Target  ChannelTarget `json:"target"`
}

AnimationSampler

struct

type AnimationSampler struct {
    Input            int32  `json:"input"`
    InterpolationStr string `json:"interpolation"`
    Output           int32  `json:"output"`
}

AnimationSampler.Interpolation

func (a *AnimationSampler) Interpolation() load_result.AnimationInterpolation

Asset

struct

type Asset struct {
    Generator string `json:"generator"`
    Version   string `json:"version"`
}

Buffer

struct

type Buffer struct {
    ByteLength int32  `json:"byteLength"`
    URI        string `json:"uri"`
}

BufferView

struct

type BufferView struct {
    Buffer     int32 `json:"buffer"`
    ByteLength int32 `json:"byteLength"`
    ByteOffset int32 `json:"byteOffset"`
    Target     int32 `json:"target"`
}

ChannelTarget

struct

type ChannelTarget struct {
    Node    int32  `json:"node"`
    PathStr string `json:"path"`
}

ChannelTarget.Path

func (t *ChannelTarget) Path() load_result.AnimationPathType

ComponentType

int32

type ComponentType = int32

const ( BYTE ComponentType = 5120 UNSIGNED_BYTE ComponentType = 5121 SHORT ComponentType = 5122 UNSIGNED_SHORT ComponentType = 5123 UNSIGNED_INT ComponentType = 5125 FLOAT ComponentType = 5126 )

GLTF

struct

type GLTF struct {
    Asset          Asset        `json:"asset"`
    ExtensionsUsed []string     `json:"extensionsUsed"`
    Scene          int32        `json:"scene"`
    Scenes         []Scene      `json:"scenes"`
    Nodes          []Node       `json:"nodes"`
    Animations     []Animation  `json:"animations"`
    Materials      []Material   `json:"materials"`
    Meshes         []Mesh       `json:"meshes"`
    Skins          []Skin       `json:"skins"`
    Textures       []Texture    `json:"textures"`
    Images         []Image      `json:"images"`
    Accessors      []Accessor   `json:"accessors"`
    BufferViews    []BufferView `json:"bufferViews"`
    Samplers       []Sampler    `json:"samplers"`
    Buffers        []Buffer     `json:"buffers"`
}

LoadGLTF

func LoadGLTF(jsonStr string) (GLTF, error)

Image

struct

type Image struct {
    Name     string `json:"name"`
    URI      string `json:"uri"`
    MimeType string `json:"mimeType"`
}

Material

struct

type Material struct {
    Name                 string               `json:"name"`
    DoubleSided          bool                 `json:"doubleSided"`
    NormalTexture        *TextureId           `json:"normalTexture"`
    OcclusionTexture     *TextureId           `json:"occlusionTexture"`
    EmissiveTexture      *TextureId           `json:"emissiveTexture"`
    PBRMetallicRoughness PBRMetallicRoughness `json:"pbrMetallicRoughness"`
}

Mesh

struct

type Mesh struct {
    Name       string      `json:"name"`
    Primitives []Primitive `json:"primitives"`
}

Node

struct

type Node struct {
    Name        string       `json:"name"`
    Children    []int32      `json:"children"`
    Mesh        *int32       `json:"mesh"`
    Camera      *int32       `json:"camera"`
    Skin        *int32       `json:"skin"`
    Matrix      *matrix.Mat4 `json:"matrix"`
    Rotation    *matrix.Vec4 `json:"rotation"` // Vec4 because glTF XYZW on quat
    Scale       *matrix.Vec3 `json:"scale"`
    Translation *matrix.Vec3 `json:"translation"`
    Weights     []float32    `json:"weights"`
}

PBRMetallicRoughness

struct

type PBRMetallicRoughness struct {
    BaseColorTexture         *TextureId    `json:"baseColorTexture"`
    MetallicRoughnessTexture *TextureId    `json:"metallicRoughnessTexture"`
    MetallicFactor           float32       `json:"metallicFactor"`
    RoughnessFactor          float32       `json:"roughnessFactor"`
    BaseColorFactor          *matrix.Color `json:"baseColorFactor"`
}

Primitive

struct

type Primitive struct {
    Attributes map[string]uint32 `json:"attributes"`
    Indices    int32             `json:"indices"`
    Material   *int32            `json:"material"`
    Mode       int32             `json:"mode"`
    Targets    []Target          `json:"targets"`
    Extensions interface{}       `json:"extensions"`
    Extras     interface{}       `json:"extras"`
}

Sampler

struct

type Sampler struct {
    MagFilter int32 `json:"magFilter"`
    MinFilter int32 `json:"minFilter"`
    WrapS     int32 `json:"wrapS"`
    WrapT     int32 `json:"wrapT"`
}

Scene

struct

type Scene struct {
    Name  string  `json:"name"`
    Nodes []int32 `json:"nodes"`
}

Skin

struct

type Skin struct {
    Name                string  `json:"name"`
    InverseBindMatrices int32   `json:"inverseBindMatrices"`
    Joints              []int32 `json:"joints"`
}

Target

struct

type Target struct {
    POSITION   *int32 `json:"POSITION"`
    NORMAL     *int32 `json:"NORMAL"`
    TANGENT    *int32 `json:"TANGENT"`
    TEXCOORD_0 *int32 `json:"TEXCOORD_0"`
    TEXCOORD_1 *int32 `json:"TEXCOORD_1"`
    COLOR_0    *int32 `json:"COLOR_0"`
    COLOR_1    *int32 `json:"COLOR_1"`
}

Texture

struct

type Texture struct {
    Sampler int32 `json:"sampler"`
    Source  int32 `json:"source"`
}

TextureId

struct

type TextureId struct {
    Index int32 `json:"index"`
}