---
title: "Compute Impact"
method: POST
path: "/api/glass-weave/impact"
tags: ["glass-weave"]
---

# Compute Impact

`POST /api/glass-weave/impact`

## Request

- Base URL: `https://api.pcbgenerator.com` (the document declares no server; this is the origin it was published from)
- URL: `https://api.pcbgenerator.com/api/glass-weave/impact`
- Auth: none declared

Compute fiber weave impact for a given glass style and trace geometry.

## Request body

- FiberWeaveRequest
  - `glass_style_id` string, required
  - `trace_width_mm` number, required
  - `trace_angle_deg` number, required
  - `nominal_dk` number, required
  - `dielectric_thickness_mm` number, required

## Response `200`

Successful Response

- GlassWeaveImpact: Fiber weave impact on signal integrity.
  - `impedance_variation_pct` number, required
  - `skew_ps_per_mm` number, required
  - `effective_dk_range_min` number, required
  - `effective_dk_range_max` number, required

## Other responses

- `422`: Validation Error

---

[API](https://skmtc.dev/pcbgenerator/apis/pcb-stackup-generator-api.md) · [All operations](https://skmtc.dev/pcbgenerator/apis/pcb-stackup-generator-api/llms.txt) · [OpenAPI document](https://skmtc.dev/pcbgenerator/apis/pcb-stackup-generator-api/revisions/b6084b3ace32?raw)