I want to express 3d geometry in gltf. (want to use in cesium js)
Fist, convert the coordinates to ECEF coordinates.
Next, I created a gltf file.
However, it does not look neat on the preview screen. (ms code extension)
And trembling occurs when moving.
I want to know the cause.
** coordinates (epsg 4326 , height)
-73.561001356474, 45.4966833629139, 19.9
-73.5610780383518, 45.4967314096038, 19.9
-73.5610843141094, 45.4967252603133, 19.9
-73.561001356474, 45.4966833629139, 19.9
** preview gltf (ms code extension)
** gltf source
{
"scenes" : [
{
"nodes" : [ 0 ]
}
],
"nodes" : [
{
"mesh" : 0
}
],
"meshes" : [
{
"name": "gltf test",
"primitives" : [
{
"attributes" : {
"POSITION" : 1
},
"indices" : 0,
"mode": 4
}
]
}
],
"buffers" : [
{
"uri" : "data:application/octet-stream;base64,AAABAAIAAAAYtZpJTBWDyiIhikritJpJSBWDyiohikrftJpJSRWDyikhiko=",
"byteLength" : 44
}
],
"bufferViews" : [
{
"buffer" : 0,
"byteOffset" : 0,
"byteLength" : 6,
"target" : 34963
},
{
"buffer" : 0,
"byteOffset" : 8,
"byteLength" : 36,
"byteStride": 12,
"target" : 34962
}
],
"accessors" : [
{
"bufferView" : 0,
"byteOffset" : 0,
"componentType" : 5123,
"count" : 3,
"type" : "SCALAR"
},
{
"bufferView" : 1,
"byteOffset" : 0,
"componentType" : 5126,
"count" : 3,
"type" : "VEC3",
"min" : [ 1267355.8953368044, -4295333.93970134, 4526225.02467026],
"max" : [ 1267363.054331189, -4295331.983019848, 4526228.767742585]
}
],
"asset" : {
"version" : "2.0"
}
}