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Rotating radar

A low-poly marine radar for a cruise ship's upper deck: a long white open-array antenna with a dark aperture face and coral end caps, sweeping round on a raked turning unit atop a white pedestal. It has a seamless 6 s loop in which the antenna makes two full turns.

Rotating radar 3D model
This model carries a baked animation clip.

Left rail: colours and the 3 knobs the agent wrote into this model — they rebuild the geometry and go into your download. Right rail: looks for the viewer. Drag to orbit, scroll to zoom.

Triangles
584
Vertices
1,752
Meshes · materials
15 · 15
Size (W × H × D)
1.6 m × 2.5 m × 2.5 m
File
GLB · 63 KB
Animation
scene-motion · 6.0s

Palette · named materials

  • white — pedestal, antenna array#f4f1ec
  • white light — turning unit housing#f9f8f6
  • white dark — deck plinth#d7cebc
  • sunset coral — pedestal band, array end caps#e2715a
  • pool blue — service hatch#2e67b8
  • soot black — aperture face, vents, bolts, hatch latch#1b1b22
  • mid grey — base plate, rungs, swivel ring, spindle, saddle, array backbone#7d828c

Use it

import { GLTFLoader } from "three/addons/loaders/GLTFLoader.js";

const gltf = await new GLTFLoader().loadAsync(
  "https://assets.stoicsoft.com/1designtool/3d/models/cruise-ship-deck-rotating-radar/343993d6b1/model.glb"
);
scene.add(gltf.scene); // metres, +Y up, front faces +Z

const mixer = new THREE.AnimationMixer(gltf.scene);
gltf.animations.forEach((clip) => mixer.clipAction(clip).play());
// in your loop: mixer.update(delta)

How it was made

The brief given to 1DesignTool's “3D object” template:

Rotating radar for the Cruise Ship Deck kit. Design it as one clear asset at believable real-world scale for that setting (state the size in metres in meta.notes), with its main parts modelled and named, readable at thumbnail size and from every orbit angle. It moves: author a seamless baked loop (2–12 s) with every pivot exactly at its hinge, axle or swivel, and keep the base still. This is one part of the Cruise Ship Deck kit (Low-poly style, flat-lowpoly direction): A floating holiday. Use ONLY the kit palette, by name: white #f4f1ec, teak #815731, pool blue #2e67b8, sunset coral #e2715a, white dark #d7cebc, teak dark #4a311c, white light #f9f8f6, teak light #b37c4d, soot black #1b1b22, warm white #f2ede2, mid grey #7d828c, dark wood #3d2a1c. Every material's `name` must be exactly the palette colour it uses — the GLB carries these names so the kit recolours as one; an unnamed material fails delivery. Kit knob: expose a param `shipLength` (0–1, default 0.5) for the kit's "Ship length" setting wherever it makes sense on this part, and keep that id.
  • Agent: Claude Code · Claude Opus 5.5 in 1DesignTool
  • Direction: Low-poly · family abstract-kinetic
  • three-check PASS · glb-lint PASS
Make your own with 1DesignTool →

Named parts · 5

  • Rotating radar
  • Deck plinth
  • Pedestal
  • Turning unit
  • Antenna array

Note: Size: 2.48 m tall to the top of the antenna, with a 2.75 m open array (at the default ship length) on a 1.1 m square deck plinth. At rest the array lies along X with its aperture facing +Z. The origin is at the bottom centre and the plinth rests on y = 0. The exported model has 584 triangles in 15 meshes, merged per part and colour, with normals baked flat (non-indexed). It uses 7 of the 12 kit colours (no teak, teak dark, teak light, warm white or dark wood). Every material is named exactly after its palette colour. The exporter writes one material per mesh, so a name can repeat: recolour by name. Motion: the baked clip scene-motion (6 s, seamless) moves only the antenna part (spindle, saddle and array). It pivots about the pedestal axis (x = z = 0) at the top of the turning unit, 1.96 m up, and makes two whole turns per loop (20 rpm, close to a real marine radar's 24 rpm). The plinth, pedestal and turning unit never move. Params are baked into the GLB at their defaults and only change the model when the scene is rebuilt in the viewer. shipLength (the kit's 'Ship length') sets the array length from 1.8 m (a 6 ft array for a small ship) to 3.7 m (a 12 ft array for a long one). pedestalHeight raises the turning unit, and turnsPerLoop sets 1 to 3 antenna turns per loop. Only the default params were rendered and checked; the extremes were not captured. glb-lint: 0 errors and 5 heuristic warnings: material count, per-mesh duplicate materials, non-indexed geometry (deliberate flat shading), sibling overlap (bands and hatch embedded on purpose) and scale (compared with the direction's 1 m reference). The verdict reads UNVERIFIED only because no requirements contract was supplied. plan-check passes except for its part-id regex, which rejects the hyphens in the slug-based ids this library requires; the same plan with the slug de-hyphenated passes. three-check accepts the real ids, and all 5 survive the GLB reload.

About the Rotating radar 3D model

Rotating radar is a free animated low-poly 3D model from the Cruise Ship Deck set. It measures 1.6 m × 2.5 m × 2.5 m (W × H × D) at real-world scale and is built from 584 triangles across 15 meshes, with 5 named parts and a baked animation (6.0 s). Download the 63 KB GLB and drop it into three.js, React Three Fiber, Godot or Blender — free for commercial use, no attribution required.

Is the Rotating radar 3D model free for commercial use?
Yes. It is free under the 1DesignTool 3D library license: use it in personal and commercial work — games, apps, websites, renders, ads and client projects — and modify it as you like, with no credit required. What you can't do is re-sell or re-distribute the file on its own or inside a model pack.
What file format is it, and how big is it?
A single binary glTF 2.0 file (.glb), 63 KB: 584 triangles, 1,752 vertices and 15 materials, modelled in metres at 1.6 m × 2.5 m × 2.5 m.
Is Rotating radar animated?
Yes — the GLB carries a baked animation (6.0 s), ready to play with any glTF animation mixer.
Which engines and tools can open it?
Anything that reads glTF 2.0. three.js, React Three Fiber, Babylon.js, Godot 4 and Blender import the GLB directly; Unity and Unreal Engine load it through their glTF importers. The snippets above show the exact code for three.js, React Three Fiber, Godot and Blender.
How was the Rotating radar 3D model made?
Claude Code (Claude Opus 5.5) generated it inside 1DesignTool's 3D template from a written brief, then the design kit's checks verified the geometry and the GLB before it was published. You can make your own the same way with 1DesignTool.

Free under the 1DesignTool 3D library license. Model #31 of 1865.