Metadata

Metadata about the asset.

name

Name of the asset.

Required: Yes

description

Short description of the asset in 2 - 3 sentences.

Required: Yes

uuid

Universally unique identifier for the asset.

Pattern: ^[a-f0-9]{32}$

Required: Yes

asset_version

Version of the asset.

Pattern: ^\\d+\\.\\d+\\.\\d+$

Required: Yes

openmaterial_version

Version of OpenMATERIAL.

Pattern: ^\\d+\\.\\d+\\.\\d+$

Required: Yes

copyright

Required: Yes

license

License information. For common open source licenses, provide an SPDX identifier. For other types of licenses, provide an URL to a webpage with the license or the filename of a separately provided license file.

Required: Yes

author

Name or email address of the author of this asset. In case of multiple authors, use comma-separation. The author can also be a company name.

Required: Yes

model_creation_tool

The tool or software used to generate the 3D model of this asset.

Required: No

creation_date

Creation date of the asset in the format YYYYMMDDTHHMMSSZ.

Pattern: ^\\d{8}T\\d{6}Z$

Required: Yes

modeling_method

Description how the 3D model was modeled. Was it modeled based on a 3D scan, based on photos, or freehand?

Required: No

validation_description

Was the geometry of the 3D model validated against a real-world object? If yes, how?

Required: No

asset_type

Type of the asset out of the following: object (individual object), scene (a collection of multiple objects)

Required: Yes

object_class

The class of the object. This only applies if 'asset_type' == 'object'.

Required: Yes

animated

Does the 3D model contain keyframe animations?

Required: Yes

pbr_material_workflow

Does the 3D model contain materials for a PBR workflow? If yes, for a metallic or specular workflow?

Required: Yes

triangle_count

The number of triangles in the 3D model. One quad counts as two triangles.

Required: Yes

mesh_count

The number of meshes in the 3D geometry.

Required: Yes

texture_resolutions

List of all texture resolutions in the 3D model. This can include any combination of '1K', '2K', or '4K'.

No description

Required: Yes

normal_map_format

Does the 3D model have normal maps as textures? If yes, are they using the DirectX format or the OpenGL format?

Required: Yes

bounding_box

Axis-aligned bounding box dimensions specifying the minimum and maximum values in x, y, and z direction.

Required: Yes

x

Minimum and maximum values in m in x direction.

No description

Required: Yes

y

Minimum and maximum values in m in y direction.

No description

Required: Yes

z

Minimum and maximum values in m in z direction.

No description

Required: Yes