In the following you find a annotated example of a document.svx.json scene file for Voyager. For the sake of clarity,
parts of the file have been omitted.
{
// The asset section contains meta data about the document
"asset": {
"type": "application/si-dpo-3d.document+json",
"version": "1.0",
"generator": "Voyager",
"copyright": "(c) Smithsonian Institution. All rights reserved."
},
// A document may contain one or multiple scenes. Index of the scene to be
// displayed first.
"scene": 0,
// Array of scenes. Each scene contains a number of root nodes, and optionally
// a meta and a setup component.
"scenes": [
{
"units": "cm",
"name": "Scene",
"nodes": [
0,
1,
6
],
"meta": 0,
"setup": 0
}
],
// Array of nodes. Each node contains transformation data (translation,
// rotation, scale) and optionally a camera, light, model, or meta component.
"nodes": [
{
// Node holding a camera component
"translation": [
-41.1679185,
0.7796405,
9.2386305
],
"rotation": [
-0.0258802,
-0.6326073,
-0.0211593,
0.7737509
],
"name": "Camera",
"camera": 0
},
{
// Group node containing four nodes with light components
"rotation": [
0,
-0.6329611,
0,
0.7741836
],
"name": "Lights",
"children": [
2,
3,
4,
5
]
},
{
// Node holding a light component
"translation": [
0,
15.9709045,
2
],
"rotation": [
0.4829741,
-0.1070728,
0.1880998,
0.8484633
],
"scale": [
1,
1,
1
],
"name": "Key",
"light": 0
},
{
// Node holding a light component
"translation": [
0,
15.8836365,
0
],
"rotation": [
0.3546969,
0.163893,
-0.3861077,
0.8356136
],
"name": "Fill #1",
"light": 1
},
{
// Node holding a light component
"translation": [
0,
16.232724,
1
],
"rotation": [
0.9374013,
-0.3018693,
0.0532277,
0.1652891
],
"name": "Fill #2",
"light": 2
},
{
// Node holding a light component
"translation": [
1,
16.2327271,
-1
],
"rotation": [
0.373256,
0.6426073,
-0.5786063,
0.3360813
],
"scale": [
1,
1,
1
],
"name": "Rim",
"light": 3
},
{
// Group node containing two child nodes with models
"name": "ewer",
"children": [
7,
8
]
},
{
// Node containing a model component
"name": "ewer-base",
"model": 0
},
{
// Node containing a model component
"name": "ewer-lid",
"model": 1
}
],
// Array of camera components
"cameras": [
{
"type": "perspective",
"perspective": {
"yfov": 52,
"znear": 0.1,
"zfar": 100000
}
}
],
// Array of light components
"lights": [
{
"color": [
1,
0.95,
0.9
],
"intensity": 1,
"type": "directional",
"shadowEnabled": true
},
{
"color": [
0.9,
0.95,
1
],
"intensity": 0.7,
"type": "directional",
"shadowEnabled": true
},
{
"color": [
0.8,
0.85,
1
],
"intensity": 0.5,
"type": "directional"
},
{
"color": [
0.85,
0.9078313,
1
],
"intensity": 0.6,
"type": "directional"
}
],
// Array of model components
"models": [
{
// Units of the model
"units": "m",
// Initial pose of the model
"translation": [
-0.0029456,
-0.1816199,
-0.0046746
],
"rotation": [
-0.696751,
-0.0032781,
0.0510751,
0.7154849
],
// The model's bounding box
"boundingBox": {
"min": [
-0.1290653,
-0.071289,
-0.0052949
],
"max": [
0.1576508,
0.0574502,
0.2148822
]
},
// List of the model's derivatives
"derivatives": [
{
// A "Web3D" derivative holding one GLB model asset
"usage": "Web3D",
"quality": "Thumb",
"assets": [
{
"uri": "ewer-base-20k-512-thumb.glb",
"type": "Model",
"byteSize": 206412,
"numFaces": 20000,
"imageSize": 512
}
]
},
{
// A "Web3D" derivative holding one GLB model asset
"usage": "Web3D",
"quality": "High",
"assets": [
{
"uri": "ewer-base-150k-4096-high.glb",
"type": "Model",
"byteSize": 7781600,
"numFaces": 150000,
"imageSize": 4096
}
]
},
{
// A "Web3D" derivative holding one GLB model asset
"usage": "Web3D",
"quality": "Medium",
"assets": [
{
"uri": "ewer-base-150k-2048-medium.glb",
"type": "Model",
"byteSize": 3082580,
"numFaces": 150000,
"imageSize": 2048
}
]
},
{
// A "Web3D" derivative holding one GLB model asset
"usage": "Web3D",
"quality": "Low",
"assets": [
{
"uri": "ewer-base-150k-1024-low.glb",
"type": "Model",
"byteSize": 1258580,
"numFaces": 150000,
"imageSize": 1024
}
]
},
{
// A "Web3D" derivative holding one GLB model asset
"usage": "Web3D",
"quality": "Highest",
"assets": [
{
"uri": "ewer-base-500k-8192-highest.glb",
"type": "Model",
"byteSize": 22509912,
"numFaces": 500000,
"imageSize": 8192
}
]
}
]
},
{
// ...more model components
}
],
// Array with meta data components
"metas": [
{
"images": [
{
"uri": "ewer-image-thumb.jpg",
"quality": "Thumb",
"byteSize": 10437,
"width": 320,
"height": 320
},
{
"uri": "ewer-image-low.jpg",
"quality": "Low",
"byteSize": 34284,
"width": 640,
"height": 640
},
{
"uri": "ewer-image-medium.jpg",
"quality": "Medium",
"byteSize": 118422,
"width": 1280,
"height": 1280
},
{
"uri": "ewer-image-high.jpg",
"quality": "High",
"byteSize": 417825,
"width": 2560,
"height": 2560
}
]
}
],
// Array with setup components. Usually there is only one setup
// which is attached to the scene. The setup holds information about
// viewer configuration such as the interface, reader, navigation, etc.
// Tours are also stored as part of the setup.
"setups": [
{
"interface": {
"visible": true,
"logo": true,
"menu": false,
"tools": true
},
"reader": {
"enabled": false,
"position": "Overlay"
},
"viewer": {
"shader": "Default",
"exposure": 1,
"gamma": 2
},
"navigation": {
"enabled": true,
"autoZoom": true,
"autoRotation": false,
"lightsFollowCamera": true,
"type": "Orbit",
"orbit": {
"orbit": [
-3.8313962,
-78.5378496,
0
],
"offset": [
0.8734655,
-2.0407828,
42.1405969
],
"minOrbit": [
-90,
null,
null
],
"maxOrbit": [
90,
null,
null
],
"minOffset": [
null,
null,
0.1
],
"maxOffset": [
null,
null,
10000
]
}
},
"background": {
"style": "RadialGradient",
"color0": [
0.8615554,
0.8243145,
0.7863651
],
"color1": [
0.3833515,
0.3625706,
0.3268508
]
},
"floor": {
"visible": true,
"position": [
0,
-18.0530914,
0
],
"size": 100,
"color": [
0.5123762,
0.4719485,
0.416655
],
"opacity": 0.5,
"receiveShadow": false
},
"grid": {
"visible": false,
"color": [
0.8,
0.6394364,
0.5
]
},
"tape": {
"enabled": false,
"startPosition": [
0,
0,
0
],
"startDirection": [
0,
0,
0
],
"endPosition": [
0,
0,
0
],
"endDirection": [
0,
0,
0
]
},
"slicer": {
"enabled": false,
"axis": "X",
"position": 0.5,
"inverted": false
}
}
]
}
