| 1 Definition | 2 Functional Requirements | 3 Syntax |
| 4 Semantics | 5 Conformance Testing | 6 Performance Assessment |
1 Definition
Body Descriptors is a Data Type digitally representing a human or a humanoid.
Gesture Descriptors is a Data Type representing the subset of Body Descriptors selected by an application to convey Gesture information.
2 Functional Requirements
Body Descriptors should enable the representation of the joints of a body.
3 Syntax
Syntax is given by ISO/IEC 19774-1:2019 Information technology – Computer graphics, image processing and environmental data representation – Part 1: Humanoid animation (HAnim) architecture.
The Body Descriptors XML Syntax is given by: https://www.web3d.org/x3d/content/examples/X3dResources.html
4 Semantics
The semantics of Body Descriptors is provided by https://www.web3d.org/content/hanim-architecture-v2.
5 Conformance Testing
A Data instance Conforms with Body Descriptors (PAF-BDD) V1.3 if the Data instance validates against the Body Descriptors XML Schema.
