{
 "asset": "bread_slice",
 "model": "dkggqw",
 "match_rule": "material name = last element of the Material prim path",
 "why": "OmniGibson's OmniPBRMaterialPrim._post_load sets reflection_roughness_constant = gm.FORCE_ROUGHNESS (0.7) and reflection_roughness_texture_influence = 0 on every OmniPBR material at load; re-apply these inputs after the object is loaded (tools/apply_materials.py).",
 "source": {
  "file": "/home/zhang/xxy/SimFoundry/Data/bread_slice/round3/bread_slice_material_params.json",
  "format": "omnipbr_inputs",
  "sha256": "a449b568cb2d7508245fccb90ea6ebe05ee89f088d544bbaac5203ca2dfff7ce"
 },
 "materials": {
  "material_0": {
   "inputs": {
    "diffuse_color_constant": [
     1.0,
     1.0,
     1.0
    ],
    "reflection_roughness_constant": 0.9,
    "reflection_roughness_texture_influence": 0.0,
    "metallic_constant": 0.0,
    "specular_level": 0.5,
    "diffuse_tint": [
     2.1,
     2.1,
     2.65
    ]
   },
   "note": "2026-10-19 step69 d5 (toast_realmatch_v1): diffuse_tint 2.1/2.1/2.65 (cam0 crumb face real (201,183,139) vs sim (186,167,110) at 1.8/1.75/1.6 under look d5). user chose it3 crust, 10-05 (crumb from it4: lowest crumb dE in both cameras)",
   "texture": "material_0.png",
   "texture_sha256": "54418b1d1a2940939f90aaf8f1a8d96af2178e80e3f0537ea2f67bf972063ceb"
  }
 },
 "usd_authored_differences": {},
 "variant_of": "materials_v1.json"
}