vertexAttribute.cmn.md

vertexAttribute [common profile]

The vertexAttribute object describes valid properties for a single vertex.

Related:

cmn::defaultGeometrySchema, cmn::vestedGeometryParams

Properties

Property	Type	Description
position	geometryAttribute	The vertex position.
normal	geometryAttribute	The vertex normal.
uv0	geometryAttribute	The first set of UV coordinates.
color	geometryAttribute	The color attribute.
region	geometryAttribute	The region attribute.

Note: properties in bold are required

Examples

Example: Vertex attributes for 3dObject

 {
  "position": {
    "byteOffset": 8,
    "valueType": "Float32",
    "valuesPerElement": 3
  },
  "normal": {
    "byteOffset": 2672,
    "valueType": "Float32",
    "valuesPerElement": 3
  },
  "uv0": {
    "byteOffset": 5336,
    "valueType": "Float32",
    "valuesPerElement": 2
  },
  "color": {
    "byteOffset": 7112,
    "valueType": "UInt8",
    "valuesPerElement": 4
  }
}