{
 "slug": "roller-coaster",
 "triangles": 29664,
 "texture_px": 2048,
 "triangles_light": 14832,
 "texture_px_light": 1024,
 "files": {
  "glb": {
   "name": "roller-coaster.glb",
   "bytes": 1803636
  },
  "blend": {
   "name": "roller-coaster.blend",
   "bytes": 1642613
  },
  "fbx": {
   "name": "roller-coaster.fbx",
   "bytes": 3144428
  },
  "obj": {
   "name": "roller-coaster-obj.zip",
   "bytes": 1805625
  },
  "usdz": {
   "name": "roller-coaster.usdz",
   "bytes": 2919012
  },
  "glb_light": {
   "name": "roller-coaster-light.glb",
   "bytes": 944988
  },
  "fbx_light": {
   "name": "roller-coaster-light.fbx",
   "bytes": 1717036
  }
 },
 "extras": {
  "license": "CC0-1.0",
  "source": "grab3d.com",
  "dimensions_m": "14.000 x 2.512 x 6.927",
  "triangles": 29664,
  "textures": "PBR 2048px: base color, roughness, metallic, normal (baked)",
  "generator": "Created by grab3d",
  "created": "2026-10-26",
  "real_size": "roller coaster track section with vertical loop, approx. 14 m long, 3.9 m wide, 6.7 m tall, loop radius 2.6 m, three-car train",
  "notes": "front faces -Y, travel direction +X; red steel track (two running rails, thick spine tube, cream triangular cross ties) runs in flat, through a laterally offset vertical loop and out flat again; cream round support columns with steel base plates on stone footings, side columns with outriggers at the loop. A three-car train (yellow, blue, pink, cushions, gold lap bars, front car with nose and star) stands on the entry straight with its running rollers on the rails. Modular section, no text",
  "set": "Cozy Amusement Park 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
 }
}