{
 "slug": "biplane",
 "triangles": 19942,
 "texture_px": 2048,
 "triangles_light": null,
 "texture_px_light": null,
 "files": {
  "glb": {
   "name": "biplane.glb",
   "bytes": 1313500
  },
  "blend": {
   "name": "biplane.blend",
   "bytes": 1302740
  },
  "fbx": {
   "name": "biplane.fbx",
   "bytes": 2447452
  },
  "obj": {
   "name": "biplane-obj.zip",
   "bytes": 1366722
  },
  "usdz": {
   "name": "biplane.usdz",
   "bytes": 2096482
  }
 },
 "extras": {
  "license": "CC0-1.0",
  "source": "grab3d.com",
  "dimensions_m": "9.816 x 8.202 x 3.137",
  "triangles": 19942,
  "textures": "PBR 2048px: base color, roughness, metallic, normal (baked)",
  "generator": "Created by grab3d",
  "created": "2026-09-26",
  "real_size": "classic open-cockpit biplane (two-seat trainer), approx. 8.2 x 9.8 x 3.1 m (L incl. propeller x wingspan x H, parked), propeller diameter 2.5 m",
  "notes": "nose faces -Y; parked tail-dragger attitude: stands on both main wheels and the tail wheel (z = 0), nose raised 11.8 degrees; separate moving parts with origin on their axis: biplane_propeller (spins around the tilted engine axis), 2 main wheels and the tail wheel (roll around local X); exposed 9-cylinder radial engine; open cockpits without interior details; no text, no registration, no roundels, no brand",
  "set": "Cozy Boats & Aircraft Kit"
 },
 "origin": {
  "method": "procedural",
  "detail": "Built procedurally with Blender scripts. The scripts were written with the help of an AI coding assistant. No generative AI model produced the geometry or textures directly.",
  "ai_content": false,
  "ai_assisted_code": true
 }
}