{ "$schema":                  "https://json-schema.org/draft/2020-12/schema",
  "$id":                      "https://schemas.mpai.community/OSD/V1.5/data/TextureMap.json",
  "title":                    "Texture Map V1.5", 
  "type":                     "object", 
  "properties":               {

    "Header":                 { "type": "string", "pattern": "^OSD-TEM-[0-9]{1,2}[.][0-9]{1,2}$" },
    "MInstanceID":            { "type": "string" },
    "EnvironmentID":          { "type": "string" },
    "TextureMapID":           { "type": "string" },
    "TextureMapSpaceTime":    { "$ref": "https://schemas.mpai.community/OSD/V1.5/data/SpaceTime.json" },

    "TextureMap":             { "type": "object", "properties": {

      "BumpMap":              { "type": "array", "items": { "type": "array", "items": { "type": "array", "items": { 
                                "type": "number" } } } },

      "DisplacementMap":      { "type": "array", "items": { "type": "array", "items": { "type": "array", "items": { 
                                "type": "number" } } } },

      "AmbientOcclusionMap":  { "type": "array", "items": { "type": "array", "items": { "type": "array", "items": { 
                                "type": "number" } } } },

      "RoughnessMap":         { "type": "array", "items": { "type": "array", "items": { "type": "array", "items": { 
                                "type": "number" } } } },

      "DiffuseMap":           { "type": "array", "items": { "type": "array", "items": { "type": "array", "items": { 
                                "type": "object", "properties": { 
        "R":                  { "type": "number" }, 
        "G":                  { "type": "number" }, 
        "B":                  { "type": "number" } } } } } },

      "ColourMap":            { "type": "array", "items": { "type": "array", "items": { "type": "array", "items": { 
                                "type": "object", "properties": {
        "R":                  { "type": "number" }, 
        "G":                  { "type": "number" }, 
        "B":                  { "type": "number" } } } } } },

      "ReflectionMap":        { "type": "array", "items": { "type": "array", "items": { "type": "array", "items": { 
                                "type": "object", "properties": { 
        "R":                  { "type": "number" }, 
        "G":                  { "type": "number" }, 
        "B":                  { "type": "number" } } } } } },

      "SpecularMap":          { "type": "array", "items": { "type": "array", "items": { "type": "array", "items": { 
                                "type": "array", "items": { "oneOf": [
                              { "type": "object", "properties": { 
        "R":                  { "type": "number" }, 
        "G":                  { "type": "number" }, 
        "B":                  { "type": "number" } } },
                              { "type": "object", "properties": { "Intensity": { "type": "number" } } } ] } } } } },

      "NormalMap":            { "type": "array", "items": { "type": "array", "items": { "type": "array", "items": { 
                                "type": "array", "items": { "oneOf": [
                              { "type": "object", "properties": { 
        "alpha":              { "type": "number" }, 
        "beta":               { "type": "number" }, 
        "gamma":              { "type": "number" } } },
                              { "type": "object", "properties": { 
        "R":                  { "type": "number" }, 
        "G":                  { "type": "number" }, 
        "B":                  { "type": "number" } } } ] } } } } } } },

    "DataXMData":             { "$ref": "https://schemas.mpai.community/PTF/V1.0/data/DataExchangeMetadata.json" },
    "DescrMetadata":          { "type": "string", "maxLength": 2048 } } }