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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,130 +1,129 @@ | ||
| { | ||
| "$schema": "http://json-schema.org/draft-07/schema#", | ||
| "type": "object", | ||
| "properties": { | ||
| "metadata": { | ||
| "type": "object", | ||
| "description": "Metadata about the material.", | ||
| "properties": { | ||
| "name": { | ||
| "type": "string", | ||
| "description": "Name of the material." | ||
| }, | ||
| "description": { | ||
| "type": "string", | ||
| "description": "Short description of the material in 2 - 3 sentences." | ||
| }, | ||
| "uuid": { | ||
| "type": "string", | ||
| "description": "Universally unique identifier for the reflectance table in 8-4-4-4-12 format, see https://en.wikipedia.org/wiki/Universally_unique_identifier. The uuid stays the same, even if version is updated.", | ||
| "pattern": "\\b[0-9a-fA-F]{8}-[0-9a-fA-F]{4}-[0-9a-fA-F]{4}-[0-9a-fA-F]{4}-[0-9a-fA-F]{12}\\b$" | ||
| }, | ||
| "materialVersion": { | ||
| "type": "string", | ||
| "description": "Version of the material.", | ||
| "pattern": "^\\d+\\.\\d+\\.\\d+$" | ||
| }, | ||
| "creationDate": { | ||
| "type": "string", | ||
| "description": "Creation date of the material in the format YYYYMMDDTHHMMSSZ.", | ||
| "pattern": "^\\d{8}T\\d{6}Z$" | ||
| }, | ||
| "openMaterialVersion": { | ||
| "type": "string", | ||
| "description": "Version of OpenMATERIAL.", | ||
| "pattern": "^\\d+\\.\\d+\\.\\d+$" | ||
| }, | ||
| "copyright": { | ||
| "type": "string", | ||
| "description": "Copyright information with year and company." | ||
| }, | ||
| "license": { | ||
| "type": "string", | ||
| "description": "License information. For common open source licenses, provide an SPDX identifier. For other types of licenses, provide an URL to a webpage with the license or the filename of a separately provided license file." | ||
| }, | ||
| "author": { | ||
| "type": "string", | ||
| "description": "Name or email address of the author of this material. In case of multiple authors, use comma-separation. The author can also be a company name." | ||
| }, | ||
| "source": { | ||
| "type": "string", | ||
| "description": "Source of the reflectance data." | ||
| } | ||
| }, | ||
| "required": [ | ||
| "name", | ||
| "description", | ||
| "uuid", | ||
| "materialVersion", | ||
| "creationDate", | ||
| "openMaterialVersion", | ||
| "copyright", | ||
| "license", | ||
| "author", | ||
| "source" | ||
| ] | ||
| }, | ||
| "reflectance": { | ||
| "type": "object", | ||
| "description": "Reflectance lookup table including relevant meta data.", | ||
| "properties": { | ||
| "wavelengthRange": { | ||
| "type": "array", | ||
| "description": "Wavelength range covered by the lookup table. The first item is the minimum wavelength in meters and the second item is the maximum wavelength in meters.", | ||
| "items": { | ||
| "type": "number" | ||
| "$schema": "http://json-schema.org/draft-07/schema#", | ||
| "type": "object", | ||
| "description": "ASAM OpenMATERIAL 3D Material reflectance look-up table file definition.", | ||
| "properties": { | ||
| "metadata": { | ||
| "type": "object", | ||
| "description": "Metadata about the material.", | ||
| "properties": { | ||
| "name": { | ||
| "type": "string", | ||
| "description": "The display name of the material, such as 'Red brick' or 'Dark asphalt'." | ||
| }, | ||
| "description": { | ||
| "type": "string", | ||
| "description": "Short description of the material in 2 - 3 sentences." | ||
| }, | ||
| "uuid": { | ||
| "type": "string", | ||
| "description": "Universally unique identifier for the material in 8-4-4-4-12 format, see https://en.wikipedia.org/wiki/Universally_unique_identifier. The uuid stays the same, even if version is updated.", | ||
| "pattern": "\\b[0-9a-fA-F]{8}-[0-9a-fA-F]{4}-[0-9a-fA-F]{4}-[0-9a-fA-F]{4}-[0-9a-fA-F]{12}\\b$" | ||
| }, | ||
| "materialVersion": { | ||
| "type": "string", | ||
| "description": "The version number of the material, following semantic versioning (e.g., '1.0.0').", | ||
| "pattern": "^\\d+\\.\\d+\\.\\d+$" | ||
| }, | ||
| "openMaterialVersion": { | ||
| "type": "string", | ||
| "description": "The version of the OpenMATERIAL 3D specification used, adhering to semantic versioning (e.g., '1.0.0').", | ||
| "pattern": "^\\d+\\.\\d+\\.\\d+$" | ||
| }, | ||
| "copyright": { | ||
| "type": "string", | ||
| "description": "Indicates copyright details, including the year and copyright holder (e.g., '© 2024 ACME Inc.')." | ||
| }, | ||
| "license": { | ||
| "type": "string", | ||
| "description": "Describes the license for material distribution. Use an SPDX identifier for open-source licenses (e.g., 'MIT'), or provide a URL or filename for proprietary licenses." | ||
| }, | ||
| "author": { | ||
| "type": "string", | ||
| "description": "Lists the author(s) of the material as a name, email, or company. Multiple authors should be comma-separated." | ||
| }, | ||
| "creationDate": { | ||
| "type": "string", | ||
| "description": "The date and time of material creation, formatted as YYYYMMDDTHHMMSSZ according to ISO 8601 (e.g., '20240703T101728Z').", | ||
| "pattern": "^\\d{8}T\\d{6}Z$" | ||
| }, | ||
| "source": { | ||
| "type": "string", | ||
| "description": "Source of the reflectance data. Was is measured, simulated, or taken from literature?" | ||
| } | ||
| }, | ||
| "minItems": 2, | ||
| "maxItems": 2 | ||
| "required": [ | ||
| "name", | ||
| "description", | ||
| "uuid", | ||
| "materialVersion", | ||
| "creationDate", | ||
| "openMaterialVersion", | ||
| "copyright", | ||
| "license", | ||
| "author", | ||
| "source" | ||
| ] | ||
| }, | ||
| "lookupTable": { | ||
| "type": "array", | ||
| "description": "Array of reflectance values, with each item representing a different property. The array SHALL be sorted based on the columns starting with the first.", | ||
| "items": { | ||
| "type": "array", | ||
| "items": [ | ||
| { | ||
| "type": ["number", "null"], | ||
| "description": "Wavelength in meters." | ||
| }, | ||
| { | ||
| "type": ["number", "null"], | ||
| "description": "Incident elevation angle (= zenith angle) relative to the surface normal in rad." | ||
| }, | ||
| { | ||
| "type": ["number", "null"], | ||
| "description": "Exit elevation angle (= zenith angle) relative to the surface normal in rad." | ||
| }, | ||
| { | ||
| "type": ["number", "null"], | ||
| "description": "Exit azimuth angle in rad. For reflectance with incident and exit vectors on the same plane as the normal, exit azimuth angle is 0." | ||
| }, | ||
| { | ||
| "type": ["number", "null"], | ||
| "description": "Polarized plane angle in rad. This is the angle between the plane containing the incident, exit, and normal vector, and the plane of polarization." | ||
| }, | ||
| { | ||
| "type": ["number", "null"], | ||
| "description": "Amplitude within the linearly polarized plane. The amplitude is given as a relative value compared to an ideal reflector." | ||
| }, | ||
| { | ||
| "type": ["number", "null"], | ||
| "description": "Phase within the linearly polarized plane. If the phase is not taken into account, it is null." | ||
| } | ||
| ], | ||
| "minItems": 7, | ||
| "maxItems": 7 | ||
| } | ||
| "reflectance": { | ||
| "type": "object", | ||
| "description": "Reflectance lookup table including relevant meta data.", | ||
| "properties": { | ||
| "wavelengths": { | ||
| "type": "array", | ||
| "description": "List of all wavelengths in meters contained in the lookup table.", | ||
| "items": { | ||
| "type": "number" | ||
| } | ||
| }, | ||
| "lookupTable": { | ||
| "type": "array", | ||
| "description": "Array of reflectance values, with each item representing a different property. The array SHALL be sorted based on the columns starting with the first.", | ||
| "items": { | ||
| "type": "array", | ||
| "items": [ | ||
| { | ||
| "type": ["number", "null"], | ||
| "description": "Wavelength in meters." | ||
| }, | ||
| { | ||
| "type": ["number", "null"], | ||
| "description": "Incident elevation angle (= zenith angle) relative to the surface normal in rad." | ||
| }, | ||
| { | ||
| "type": ["number", "null"], | ||
| "description": "Exit elevation angle (= zenith angle) relative to the surface normal in rad." | ||
| }, | ||
| { | ||
| "type": ["number", "null"], | ||
| "description": "Exit azimuth angle in rad. For reflectance with incident and exit vectors on the same plane as the normal, exit azimuth angle is 0." | ||
| }, | ||
| { | ||
| "type": ["number", "null"], | ||
| "description": "Polarized plane angle in rad. This is the angle between the plane containing the incident, exit, and normal vector, and the plane of polarization." | ||
| }, | ||
| { | ||
| "type": ["number", "null"], | ||
| "description": "Amplitude within the linearly polarized plane. The amplitude is given as a relative value compared to an ideal reflector." | ||
| }, | ||
| { | ||
| "type": ["number", "null"], | ||
| "description": "Phase within the linearly polarized plane. If the phase is not taken into account, it is null." | ||
| } | ||
| ], | ||
| "minItems": 7, | ||
| "maxItems": 7 | ||
| } | ||
| } | ||
| }, | ||
| "required": [ | ||
| "wavelengths", | ||
| "lookupTable" | ||
| ] | ||
| } | ||
| }, | ||
| "required": [ | ||
| "wavelengthRange", | ||
| "lookupTable" | ||
| ] | ||
| } | ||
| }, | ||
| "required": [ | ||
| "metadata", | ||
| "reflectance" | ||
| ] | ||
| }, | ||
| "required": [ | ||
| "metadata", | ||
| "reflectance" | ||
| ] | ||
| } |
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