{
 "format": "construct-scene",
 "version": 2,
 "id": "rain-harbour-pavement-bollard",
 "title": "Bollard",
 "subject": {
  "category": "object",
  "summary": "Original low-budget Rain Harbour steel pavement bollard: substantial chamfered flange, slender powder-coated post, tapered weather-shedding cap and one amber retroreflective wrap. Designed for repeated use on the raised pavement; no ground mesh.",
  "accuracy": "original",
  "synthetic": false
 },
 "units": "m",
 "seed": 7,
 "sources": [
  {
   "id": "request",
   "kind": "user_request",
   "title": "Rain Harbour bollard requirements",
   "rights": "permitted"
  },
  {
   "id": "design",
   "kind": "user_request",
   "title": "Supervisor-assigned nominal design dimensions, not surveyed reference dimensions",
   "rights": "permitted"
  }
 ],
 "facts": [
  {
   "key": "height",
   "value": 0.9,
   "unit": "m",
   "certainty": "inferred",
   "source": "design",
   "note": "Nominal design intent for pedestrian protection and repetition, not a measured object."
  },
  {
   "key": "base-diameter",
   "value": 0.24,
   "unit": "m",
   "certainty": "inferred",
   "source": "design",
   "note": "Substantial flange sized for the repeated pavement prop."
  },
  {
   "key": "post-diameter",
   "value": 0.15,
   "unit": "m",
   "certainty": "inferred",
   "source": "design",
   "note": "Nominal post size selected by the scene designer."
  },
  {
   "key": "amber-band-count",
   "value": 1,
   "certainty": "inferred",
   "source": "request",
   "requirement": true,
   "note": "Original supervisor design choice."
  },
  {
   "key": "finish",
   "value": "Dark powder-coated steel with amber retroreflective film",
   "certainty": "inferred",
   "source": "request",
   "note": "Original design finish inferred from scene palette, not supplied as a specification by the end user."
  }
 ],
 "assets": [],
 "parts": [
  {
   "id": "steel-baseplate",
   "label": "Chamfered steel baseplate",
   "role": "structure",
   "certainty": "inferred",
   "stage": 0,
   "basis": [
    "base-diameter",
    "finish"
   ],
   "at": [
    0,
    0,
    0
   ],
   "shape": {
    "type": "lathe",
    "profile": [
     [
      0,
      0
     ],
     [
      0.12,
      0
     ],
     [
      0.12,
      0.026
     ],
     [
      0.108,
      0.04
     ],
     [
      0,
      0.04
     ]
    ],
    "segments": 12,
    "meridians": 6
   },
   "look": {
    "tone": "bright",
    "line": "solid",
    "fill": "dark",
    "glow": 0.16,
    "weight": 1.8,
    "alpha": 1
   }
  },
  {
   "id": "steel-post-and-cap",
   "label": "Powder-coated post with weather-shedding bevel cap",
   "role": "mass",
   "certainty": "inferred",
   "stage": 1,
   "basis": [
    "height",
    "post-diameter",
    "finish"
   ],
   "at": [
    0,
    0.04,
    0
   ],
   "shape": {
    "type": "lathe",
    "profile": [
     [
      0,
      0
     ],
     [
      0.075,
      0
     ],
     [
      0.075,
      0.815
     ],
     [
      0.072,
      0.835
     ],
     [
      0.052,
      0.86
     ],
     [
      0,
      0.86
     ]
    ],
    "segments": 12,
    "meridians": 6
   },
   "look": {
    "tone": "bright",
    "line": "solid",
    "fill": "dark",
    "glow": 0.16,
    "weight": 1.8,
    "alpha": 1
   }
  },
  {
   "id": "amber-reflective-band",
   "label": "Single amber retroreflective film wrap",
   "role": "identity",
   "certainty": "inferred",
   "stage": 2,
   "basis": [
    "amber-band-count",
    "finish"
   ],
   "at": [
    0,
    0.72,
    0
   ],
   "shape": {
    "type": "cylinder",
    "radius": 0.076,
    "height": 0.052,
    "segments": 12,
    "ribs": 0,
    "rings": 1,
    "caps": true
   },
   "look": {
    "tone": "data",
    "line": "solid",
    "fill": "dark",
    "glow": 0.45,
    "weight": 1.6,
    "alpha": 1
   }
  },
  {
   "id": "flush-fixing-seams",
   "label": "Three flush mounting screw outlines, line-only inferred detail",
   "role": "detail",
   "certainty": "inferred",
   "stage": 1,
   "basis": [
    "base-diameter"
   ],
   "shape": {
    "type": "paths",
    "paths": [
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   "look": {
    "tone": "bright",
    "line": "solid",
    "fill": "none",
    "weight": 0.65,
    "glow": 0,
    "alpha": 1
   }
  }
 ],
 "articulations": [],
 "labels": [],
 "annotations": [],
 "anchors": {
  "base": {
   "point": [
    0,
    0,
    0
   ],
   "up": [
    0,
    1,
    0
   ]
  }
 },
 "presentation": {
  "framing": {
   "yaw": 30,
   "pitch": 13,
   "fit": 1.04
  },
  "views": [
   {
    "id": "concept",
    "label": "Concept alignment",
    "yaw": 20,
    "pitch": 9,
    "distance": 1
   },
   {
    "id": "cap-detail",
    "label": "Cap and reflector",
    "yaw": 30,
    "pitch": 15,
    "distance": 2.2,
    "target": "amber-reflective-band"
   },
   {
    "id": "base-detail",
    "label": "Substantial flange",
    "yaw": 30,
    "pitch": 28,
    "distance": 1.8,
    "target": "steel-baseplate"
   }
  ],
  "atmosphere": {
   "haze": 0.1,
   "scanlines": false,
   "vignette": true,
   "grid": false,
   "projector": false,
   "motes": 0
  },
  "occlusion": "xray",
  "certainty_style": "subtle",
  "background": "deep",
  "float": 0
 },
 "animation": {
  "assembly": {
   "style": "build",
   "seconds": 3,
   "interference": false
  },
  "idle": {
   "life": "off",
   "events": [],
   "cadence": [
    10,
    20
   ],
   "strength": 0
  },
  "camera": {
   "drift": 0,
   "breathe": 0
  },
  "reduced_motion": "still"
 },
 "authoring": {
  "tier": "masterpiece",
  "research": "off",
  "review_rounds": 0,
  "outcome": "self-reviewed",
  "identity": [
   {
    "feature": "Substantial flange and tapered cap",
    "parts": [
     "steel-baseplate",
     "steel-post-and-cap"
    ]
   },
   {
    "feature": "Single amber reflective wrap",
    "parts": [
     "amber-reflective-band"
    ]
   }
  ],
  "next": [
   "Independent judged review against the Rain Harbour street concept."
  ],
  "critic": {
   "scene_sha256": "3ec38c3b96eb5591f3c766f2a1fe18a5c26c07c568641e1b103de3ee031fc733",
   "verdict": "improve",
   "scores": {
    "silhouette": 3,
    "proportions": 3,
    "identity": 1,
    "depth": 3,
    "composition": 3,
    "assembly": 3,
    "motion": 3,
    "density": 3,
    "honesty": 3
   },
   "round": 4,
   "defects": 1
  },
  "rounds": [
   {
    "round": 1,
    "result": "baseline",
    "minutes": 0.3,
    "changes": [
     "draft"
    ],
    "summary": "The designated cap-detail image cuts the entire cap off above the upper edge. It shows the reflector at the top edge and a long section of s"
   },
   {
    "round": 2,
    "result": "kept",
    "minutes": 1.4,
    "changes": [
     "D1",
     "D2",
     "D3"
    ],
    "summary": "Framing contains the whole asset with useful margins, but the extremely dim post outline and almost black fill make its long central mass di"
   },
   {
    "round": 3,
    "result": "kept",
    "minutes": 1.3,
    "changes": [
     "D3",
     "D4"
    ],
    "summary": "The required single reflective wrap is present in geometry but its distinctive amber/reflective surface is not legible in these images. In s"
   }
  ]
 }
}