wgpu4k-scenes/io.ygdrasil.webgpu.examples.helper.glb/GLTF2

GLTF2

@Serializable

data class GLTF2(var name: String? = null, val asset: GLTF2.Asset = Asset(), val extensionsUsed: List<String> = emptyList(), val extensionsRequired: List<String> = emptyList(), val scene: Int = -1, val images: List<GLTF2.Image> = emptyList(), val textures: List<GLTF2.Texture> = emptyList(), val scenes: List<GLTF2.Scene> = emptyList(), val nodes: List<GLTF2.Node> = emptyList(), val meshes: List<GLTF2.Mesh> = emptyList(), val skins: List<GLTF2.Skin> = emptyList(), val animations: List<GLTF2.Animation> = emptyList(), val buffers: List<GLTF2.Buffer> = emptyList(), val bufferViews: List<GLTF2.BufferView> = emptyList(), val accessors: List<GLTF2.Accessor> = emptyList(), val materials: List<GLTF2.Material> = emptyList(), val samplers: List<GLTF2.Sampler> = emptyList(), val cameras: List<GLTF2.Camera> = emptyList(), val extensions: JsonElement? = null, val extras: JsonElement? = null) : GLTFProperty, GLTF2Holder

Constructors

GLTF2

constructor(name: String? = null, asset: GLTF2.Asset = Asset(), extensionsUsed: List<String> = emptyList(), extensionsRequired: List<String> = emptyList(), scene: Int = -1, images: List<GLTF2.Image> = emptyList(), textures: List<GLTF2.Texture> = emptyList(), scenes: List<GLTF2.Scene> = emptyList(), nodes: List<GLTF2.Node> = emptyList(), meshes: List<GLTF2.Mesh> = emptyList(), skins: List<GLTF2.Skin> = emptyList(), animations: List<GLTF2.Animation> = emptyList(), buffers: List<GLTF2.Buffer> = emptyList(), bufferViews: List<GLTF2.BufferView> = emptyList(), accessors: List<GLTF2.Accessor> = emptyList(), materials: List<GLTF2.Material> = emptyList(), samplers: List<GLTF2.Sampler> = emptyList(), cameras: List<GLTF2.Camera> = emptyList(), extensions: JsonElement? = null, extras: JsonElement? = null)

Types

Accessor

@Serializable

data class Accessor(var name: String? = null, val bufferView: Int = 0, val byteOffset: Int = 0, val componentType: Int = 0, val normalized: Boolean = false, val count: Int = 1, val min: FloatArray = FloatArray(0), val max: FloatArray = FloatArray(0), val type: GLTF2.AccessorType = AccessorType.SCALAR, val sparse: JsonElement? = null, val extensions: JsonElement? = null, val extras: JsonElement? = null) : GLTFProperty

https://github.com/KhronosGroup/glTF/blob/main/specification/2.0/schema/accessor.schema.json

AccessorType

@Serializable

enum AccessorType : Enum<GLTF2.AccessorType>

Animation

@Serializable

data class Animation(var name: String? = null, val channels: List<GLTF2.Animation.Channel> = emptyList(), val samplers: List<GLTF2.Animation.Sampler> = emptyList(), val extensions: JsonElement? = null, val extras: JsonElement? = null) : GLTFProperty

Asset

@Serializable

data class Asset(var name: String? = null, val version: String = "2.0", val generator: String? = null, val copyright: String? = null, val minVersion: String? = null, val extensions: JsonElement? = null, val extras: JsonElement? = null) : GLTFProperty

Buffer

@Serializable

data class Buffer(var name: String? = null, val uri: String? = null, val byteLength: Int = 0, val extensions: JsonElement? = null, val extras: JsonElement? = null) : GLTFProperty

A buffer points to binary geometry, animation, or skins.

BufferView

@Serializable

data class BufferView(var name: String? = null, val buffer: Int = -1, val byteOffset: Int = 0, val byteLength: Int = 0, val byteStride: Int = 0, val target: Int = -1, val extensions: JsonElement? = null, val extras: JsonElement? = null) : GLTFProperty

A view into a buffer generally representing a subset of the buffer.

Camera

@Serializable

data class Camera(var name: String? = null, val type: String, val perspective: GLTF2.Camera.Perspective? = null, val orthographic: GLTF2.Camera.Orthographic? = null, val extensions: JsonElement? = null, val extras: JsonElement? = null) : GLTFProperty

Companion

object Companion

Image

@Serializable

data class Image(var name: String? = null, val uri: String? = null, val bufferView: Int = -1, val mimeType: String? = null, val extensions: JsonElement? = null, val extras: JsonElement? = null) : GLTFProperty

Material

@Serializable

data class Material(var name: String? = null, val alphaMode: String? = null, val alphaCutoff: Float = 0.5f, val doubleSided: Boolean = true, val emissiveFactor: FloatArray? = null, val emissiveTexture: GLTF2.Material.TextureInfo? = null, val pbrMetallicRoughness: GLTF2.Material.PBRMetallicRoughness? = null, val normalTexture: GLTF2.Material.NormalTextureInfo? = null, val occlusionTexture: GLTF2.Material.OcclusionTextureInfo? = null, val extensions: JsonElement? = null, val extras: JsonElement? = null) : GLTFProperty

The material appearance of a primitive.

Mesh

@Serializable

data class Mesh(var name: String? = null, val primitives: List<GLTF2.Primitive> = emptyList(), val weights: FloatArray? = null, val extensions: JsonElement? = null, val extras: JsonElement? = null) : GLTFProperty

Node

@Serializable

data class Node(var name: String? = null, val camera: Int = -1, val skin: Int = -1, val mesh: Int? = null, val children: IntArray = intArrayOf(), val scale: FloatArray? = null, val translation: FloatArray? = null, val rotation: FloatArray? = null, val matrix: FloatArray? = null, val weights: IntArray? = null, val extensions: JsonElement? = null, val extras: JsonElement? = null) : GLTFProperty

Primitive

@Serializable

data class Primitive(var name: String? = null, val attributes: Map<GLTF2.PrimitiveAttribute, Int> = emptyMap(), val indices: Int? = null, val material: Int? = null, val mode: Int = 4, val targets: List<Map<GLTF2.PrimitiveAttribute, Int>> = emptyList(), val extensions: JsonElement? = null, val extras: JsonElement? = null) : GLTFProperty

PrimitiveAttribute

@JvmInline

@Serializable

value class PrimitiveAttribute(val str: String)

ReadOptions

data class ReadOptions(val ignoreUnknownKeys: Boolean = false)

Sampler

@Serializable

data class Sampler(var name: String? = null, val magFilter: Int? = null, val minFilter: Int? = null, val wrapS: Int? = null, val wrapT: Int? = null, val extensions: JsonElement? = null, val extras: JsonElement? = null) : GLTFProperty

Scene

@Serializable

data class Scene(var name: String? = null, val nodes: IntArray = intArrayOf(), val extensions: JsonElement? = null, val extras: JsonElement? = null) : GLTFProperty

Skin

@Serializable

data class Skin(var name: String? = null, val inverseBindMatrices: Int? = null, val joints: IntArray = IntArray(0), val skeleton: Int? = null, val extensions: JsonElement? = null, val extras: JsonElement? = null) : GLTFProperty

https://github.com/javagl/glTF-Tutorials/blob/master/gltfTutorial/gltfTutorial_019_SimpleSkin.md

Texture

@Serializable

data class Texture(var name: String? = null, val sampler: Int? = null, val source: Int = -1, val extensions: JsonElement? = null, val extras: JsonElement? = null) : GLTFProperty

Properties

accessors

val accessors: List<GLTF2.Accessor>

animations

val animations: List<GLTF2.Animation>

asset

val asset: GLTF2.Asset

buffers

val buffers: List<GLTF2.Buffer>

bufferViews

val bufferViews: List<GLTF2.BufferView>

cameras

val cameras: List<GLTF2.Camera>

childrenNodes

open val GLTF2.Node.childrenNodes: List<GLTF2.Node>

open val GLTF2.Scene.childrenNodes: List<GLTF2.Node>

extensions

open override val extensions: JsonElement? = null

JSON object with extension-specific objects.

extensionsRequired

val extensionsRequired: List<String>

extensionsUsed

val extensionsUsed: List<String>

extras

open override val extras: JsonElement? = null

Although extras MAY have any type, it is common for applications to store and access custom data as key/value pairs. Therefore, extras SHOULD be a JSON object rather than a primitive value for best portability.

gltf

open override val gltf: GLTF2

images

val images: List<GLTF2.Image>

materials

val materials: List<GLTF2.Material>

meshes

val meshes: List<GLTF2.Mesh>

name

open override var name: String?

nodes

val nodes: List<GLTF2.Node>