Carbon_Fibre: dielectric, metallic 0 (drop unused Metalness map)

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

Asset Sources/blender_assets.cats.txt

@@ -6,5 +6,5 @@
 
 VERSION 1
 
-6a165bb4-35a8-42c5-904e-cea20c966e8e:Aetheria:Aetheria
-815f70ff-5f5c-4582-b612-a6ca360fcc59:Aetheria/PBR:Aetheria-PBR
+2c70f9d2-3a69-4004-8f42-4712b3e6c439:Aetheria:Aetheria
+a71be0dc-105e-4c66-8ff3-acb25522e9cd:Aetheria/PBR:Aetheria-PBR

Assets/Materials/PBR/Carbon_Fibre/Carbon_Fibre_Metalness.jpg.meta

@@ -1,104 +0,0 @@
-fileFormatVersion: 2
-guid: b4012db38dfe4d4b8ecea91919903a8f
-TextureImporter:
-  internalIDToNameTable: []
-  externalObjects: {}
-  serializedVersion: 13
-  mipmaps:
-    mipMapMode: 0
-    enableMipMap: 1
-    sRGBTexture: 0
-    linearTexture: 0
-    fadeOut: 0
-    borderMipMap: 0
-    mipMapsPreserveCoverage: 0
-    alphaTestReferenceValue: 0.5
-    mipMapFadeDistanceStart: 1
-    mipMapFadeDistanceEnd: 3
-  bumpmap:
-    convertToNormalMap: 0
-    externalNormalMap: 0
-    heightScale: 0.25
-    normalMapFilter: 0
-    flipGreenChannel: 0
-  isReadable: 0
-  streamingMipmaps: 0
-  streamingMipmapsPriority: 0
-  vTOnly: 0
-  ignoreMipmapLimit: 0
-  grayScaleToAlpha: 0
-  generateCubemap: 6
-  cubemapConvolution: 0
-  seamlessCubemap: 0
-  textureFormat: 1
-  maxTextureSize: 2048
-  textureSettings:
-    serializedVersion: 2
-    filterMode: 1
-    aniso: 4
-    mipBias: 0
-    wrapU: 0
-    wrapV: 0
-    wrapW: 0
-  nPOTScale: 1
-  lightmap: 0
-  compressionQuality: 50
-  spriteMode: 0
-  spriteExtrude: 1
-  spriteMeshType: 1
-  alignment: 0
-  spritePivot: {x: 0.5, y: 0.5}
-  spritePixelsToUnits: 100
-  spriteBorder: {x: 0, y: 0, z: 0, w: 0}
-  spriteGenerateFallbackPhysicsShape: 1
-  alphaUsage: 1
-  alphaIsTransparency: 0
-  spriteTessellationDetail: -1
-  textureType: 0
-  textureShape: 1
-  singleChannelComponent: 0
-  flipbookRows: 1
-  flipbookColumns: 1
-  maxTextureSizeSet: 0
-  compressionQualitySet: 0
-  textureFormatSet: 0
-  ignorePngGamma: 0
-  applyGammaDecoding: 0
-  swizzle: 50462976
-  cookieLightType: 1
-  platformSettings:
-  - serializedVersion: 4
-    buildTarget: DefaultTexturePlatform
-    maxTextureSize: 2048
-    resizeAlgorithm: 0
-    textureFormat: -1
-    textureCompression: 1
-    compressionQuality: 50
-    crunchedCompression: 0
-    allowsAlphaSplitting: 0
-    overridden: 0
-    ignorePlatformSupport: 0
-    androidETC2FallbackOverride: 0
-    forceMaximumCompressionQuality_BC6H_BC7: 0
-  spriteSheet:
-    serializedVersion: 2
-    sprites: []
-    outline: []
-    customData: 
-    physicsShape: []
-    bones: []
-    spriteID: 
-    internalID: 0
-    vertices: []
-    indices: 
-    edges: []
-    weights: []
-    secondaryTextures: []
-    spriteCustomMetadata:
-      entries: []
-    nameFileIdTable: {}
-  mipmapLimitGroupName: 
-  pSDRemoveMatte: 0
-  userData: 
-  assetBundleName: 
-  assetBundleVariant: 

Assets/Materials/PBR/SOURCES.md

@@ -15,7 +15,7 @@ All texture sets are from ambientCG (https://ambientcg.com), licensed CC0 1.0 Un
 | Tread_Diamond | DiamondPlate001 | https://ambientcg.com/view?id=DiamondPlate001 | ambientCG Metalness map |
 | Rubber | Rubber001 | https://ambientcg.com/view?id=Rubber001 | none in set: constant 0 |
 | Plastic_Matte | Plastic004 | https://ambientcg.com/view?id=Plastic004 | none in set: constant 0 |
-| Carbon_Fibre | Fabric004 | https://ambientcg.com/view?id=Fabric004 | ambientCG Metalness map |
+| Carbon_Fibre | Fabric004 | https://ambientcg.com/view?id=Fabric004 | set map is all 1.0; dielectric, so constant 0 |
 
 Files per material: `_Color`, `_Roughness`, `_NormalGL`, `_Metalness` and `_AO` (where the set has them), plus `_MetallicSmoothness.png` generated here for Unity (Metallic in R, Smoothness = 1 - Roughness in A). AO exists only for Paint_Worn_Light and Paint_Worn_Dark.