# `math.ray`

> Contract 2.0.0 · package sha256 `a857eca95b35921109faf997094bb4192f12527d9d0fcd4be7e97f06425bad6e` · generated from `math.d.ts` by `services/onsite-scripter/scripts/build-contract-docs.mjs`; edit the source, not this file.

Const · `import { ray } from '@holostep-configurators/runtime-client/math';` · stable · since 2.0.0 · section 23. /math

Rays.

## Members

| Member | Kind | Summary |
| --- | --- | --- |
| <a id="intersectplane"></a>[`intersectPlane`](math.ray.intersectPlane.md) | method | Where the ray meets the plane, or null when parallel or behind its origin. |

## Declaration

```ts
export const ray: {
  intersectPlane(r: Ray, plane: {
    normal: Point3;
    constant: number;
  }): Point3 | null;
};
```

## Generic-API test (spec 3.1)

| Rule | Result |
| --- | --- |
| 1. Neutral name | pass: `ray` names no product |
| 2. A precedent | not recorded: no ledger row (coverage.json) names this member or its owner |
| 3. Two apps, or labs | not recorded: no ledger row names this member or its owner |
| 4. The cheaper fix first | not recorded per member (Appendix B decides it per need) |