# ORB-03

a turbulent belt of light girdling the ball, contoured in rainbow

> For the complete documentation index, see [llms.txt](/llms.txt). Markdown variants are available by appending `.md` to any URL or sending an `Accept: text/markdown` header. An agent skill is available at [/.well-known/agent-skills/site-skill.md](/.well-known/agent-skills/site-skill.md).



<OrbPreview slug="orb-03" />

## Installation [#installation]

<CodeTabs>
  <TabsList>
    <TabsTrigger value="cli">
      Command
    </TabsTrigger>

    <TabsTrigger value="manual">
      Manual
    </TabsTrigger>
  </TabsList>

  <TabsContent value="cli">
    ```bash
    npx shadcn@latest add https://shadercn.vercel.app/r/orb-03.json
    ```
  </TabsContent>

  <TabsContent value="manual">
    <Steps>
      <Step>
        Install the following dependencies:
      </Step>

      ```bash
      pnpm add vgpu
      ```

      <Step>
        Copy and paste the following code into your project.
      </Step>

      <ComponentSource src="components/orbs/orb-03.tsx" base="shadercn" title="components/orbs/orb-03.tsx" />

      <ComponentSource src="components/orbs/orbkit-core-wgpu.tsx" base="shadercn" title="components/orbs/orbkit-core-wgpu.tsx" />

      <ComponentSource src="components/orbs/orbkit-renderer.ts" base="shadercn" title="components/orbs/orbkit-renderer.ts" />

      <Step>
        Update the import paths to match your project setup.
      </Step>
    </Steps>
  </TabsContent>
</CodeTabs>

## Usage [#usage]

```tsx
import { Orb03 } from "@/components/orbs/orb-03";
```

```tsx
<Orb03 size={280} state="idle" />
```

## Props [#props]

### Component Props [#component-props]

| Prop             | Type                                                             | Default  | Description                                  |
| ---------------- | ---------------------------------------------------------------- | -------- | -------------------------------------------- |
| `state`          | `"idle" \| "thinking" \| "speaking"`                             | `"idle"` | Drive preset the orb eases toward            |
| `size`           | `number`                                                         | `280`    | Rendered size in CSS pixels                  |
| `params`         | `Partial<Record<string, number>>`                                | -        | Shader param overrides, see Shader Props     |
| `colors`         | `Partial<Record<string, string>>`                                | -        | Shader colour overrides as hex strings       |
| `statePresets`   | `Partial<Record<OrbState, Record<string, number>>>`              | -        | Replace the built-in per-state param presets |
| `stateColors`    | `Partial<Record<OrbState, Record<string, string>>>`              | -        | Replace the built-in per-state colours       |
| `stateVolumes`   | `Partial<Record<OrbState, { input?: number; output?: number }>>` | -        | Pin the drive volumes a state settles on     |
| `volumes`        | `{ input?: number; output?: number }`                            | -        | Drive the orb directly, bypassing synthesis  |
| `paused`         | `boolean`                                                        | `false`  | Freeze the frame loop                        |
| `pauseOffscreen` | `boolean`                                                        | `true`   | Stop rendering while scrolled out of view    |
| `maxDpr`         | `number`                                                         | `2`      | Upper bound on the device pixel ratio        |
| `className`      | `string`                                                         | -        | Class on the wrapper element                 |
| `style`          | `CSSProperties`                                                  | -        | Inline style on the wrapper element          |
| `ariaLabel`      | `string`                                                         | -        | Accessible name for the canvas               |

### Shader Props [#shader-props]

Pass any of these through `params`; each is a single `f32` uniform read by the shader.

| Param        | Label           | Range            | Step     | Default  |
| ------------ | --------------- | ---------------- | -------- | -------- |
| `speed`      | Anim speed      | `0.015` – `10`   | `0.05`   | `0.6`    |
| `wander`     | Belt tilt drift | `0` – `5`        | `0.02`   | `0.3`    |
| `feedback`   | Tilt feedback   | `0` – `40`       | `0.1`    | `1.5`    |
| `camDist`    | Camera distance | `1` – `50`       | `0.3`    | `5`      |
| `focal`      | Lens            | `0.15` – `15`    | `0.05`   | `1.05`   |
| `shellR`     | Shell radius    | `0.2` – `20`     | `0.1`    | `3`      |
| `shellW`     | Shell weight    | `0.005` – `1`    | `0.005`  | `0.12`   |
| `plane`      | Belt tightness  | `0` – `1`        | `0.005`  | `0.15`   |
| `turb`       | Warp            | `0` – `4`        | `0.02`   | `0.55`   |
| `width`      | Belt width      | `0.0005` – `0.4` | `0.0005` | `0.004`  |
| `pulse`      | Belt breathing  | `0` – `1`        | `0.01`   | `0`      |
| `surge`      | Belt surge      | `0` – `1`        | `0.01`   | `0`      |
| `hue`        | Contour hue     | `0` – `60`       | `0.1`    | `25`     |
| `spread`     | Colour spread   | `0` – `3`        | `0.02`   | `1`      |
| `envRadius`  | Envelope radius | `0.15` – `20`    | `0.1`    | `3.3`    |
| `envCore`    | Envelope core   | `0.3` – `1.02`   | `0.01`   | `0.92`   |
| `fill`       | Body fill       | `0` – `40`       | `0.05`   | `0.1`    |
| `stepClamp`  | Step clamp      | `5` – `20000`    | `25`     | `1500`   |
| `scatter`    | Diffusion       | `0` – `0.1`      | `0.0002` | `0.0006` |
| `exposure`   | Exposure        | `20` – `100000`  | `50`     | `1500`   |
| `contrast`   | Contrast        | `0.15` – `15`    | `0.05`   | `1.2`    |
| `saturation` | Saturation      | `0` – `4`        | `0.02`   | `1.25`   |
| `alphaGain`  | Alpha gain      | `0.05` – `15`    | `0.1`    | `2`      |
| `edge`       | Edge sharpness  | `0` – `1`        | `0.01`   | `1`      |
| `edgeFade`   | Halo falloff    | `0.1` – `3`      | `0.015`  | `0.98`   |

Colours are passed through `colors` as hex strings.

| Colour | Label | Default   |
| ------ | ----- | --------- |
| `tint` | Tint  | `#ffffff` |

## Credits [#credits]

Shader by [XorDev](https://x.com/XorDev), ported from [orbkit](https://github.com/zzzzshawn/orbkit) (WebGL/GLSL) to WebGPU/WGSL.