1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
| {
| "asset": {
| "version": "1.0"
| },
| "extensionsUsed": [
| "3DTILES_implicit_tiling",
| "3DTILES_metadata"
| ],
| "extensionsRequired": [
| "3DTILES_implicit_tiling"
| ],
| "extensions": {
| "3DTILES_metadata": {
| "schema": {
| "classes": {
| "tile": {
| "properties": {
| "contentBounds": {
| "type": "ARRAY",
| "componentType": "FLOAT64",
| "componentCount": 4,
| "semantic": "CONTENT_BOUNDING_SPHERE"
| }
| }
| }
| }
| }
| }
| },
| "geometricError": 4096.0,
| "root": {
| "transform": [
| 2048, 0, 0, 0,
| 0, 2048, 0, 0,
| 0, 0, 2048, 0,
| 6500000, 0, 0, 1
| ],
| "geometricError": 2048.0,
| "boundingVolume": {
| "box": [
| 0, 0, 0,
| 1, 0, 0,
| 0, 1, 0,
| 0, 0, 1
| ]
| },
| "children": [
| {
| "geometricError": 2048.0,
| "boundingVolume": {
| "box": [
| 0, 0, 0,
| 1, 0, 0,
| 0, 1, 0,
| 0, 0, 1
| ]
| },
| "content": {
| "uri": "empty.gltf"
| },
| "extensions": {
| "3DTILES_implicit_tiling": {
| "subdivisionScheme": "OCTREE",
| "subtreeLevels": 3,
| "maximumLevel": 2,
| "subtrees": {
| "uri": "subtrees/{level}.{x}.{y}.subtree"
| }
| }
| }
| }
| ]
| }
| }
|
|