<!DOCTYPE html><htmllang="en"><head><metacharset="utf-8"><metaname="viewport"content="width=device-width, initial-scale=1.0"><metaname="generator"content="rustdoc"><metaname="description"content="Generate a `ProvingKey` from a `VerifyingKey` and an instance of `Circuit`."><metaname="keywords"content="rust, rustlang, rust-lang, keygen_pk"><title>keygen_pk in halo2_proofs::plonk - Rust</title><linkrel="preload"as="font"type="font/woff2"crossoriginhref="../../static.files/SourceSerif4-Regular-1f7d512b176f0f72.ttf.woff2"><linkrel="preload"as="font"type="font/woff2"crossoriginhref="../../static.files/FiraSans-Regular-018c141bf0843ffd.woff2"><linkrel="preload"as="font"type="font/woff2"crossoriginhref="../../static.files/FiraSans-Medium-8f9a781e4970d388.woff2"><linkrel="preload"as="font"type="font/woff2"crossoriginhref="../../static.files/SourceCodePro-Regular-562dcc5011b6de7d.ttf.woff2"><linkrel="preload"as="font"type="font/woff2"crossoriginhref="../../static.files/SourceSerif4-Bold-124a1ca42af929b6.ttf.woff2"><linkrel="preload"as="font"type="font/woff2"crossoriginhref="../../static.files/SourceCodePro-Semibold-d899c5a5c4aeb14a.ttf.woff2"><linkrel="stylesheet"href="../../static.files/normalize-76eba96aa4d2e634.css"><linkrel="stylesheet"href="../../static.files/rustdoc-cd23e1e4557aa9dd.css"id="mainThemeStyle"><linkrel="stylesheet"id="themeStyle"href="../../static.files/light-a21928845c7a186a.css"><linkrel="stylesheet"disabledhref="../../static.files/dark-90fc67ff25a42f29.css"><linkrel="stylesheet"disabledhref="../../static.files/ayu-d75a8bbde915b8ed.css"><scriptid="default-settings"></script><scriptsrc="../../static.files/storage-d43fa987303ecbbb.js"></script><scriptdefersrc="sidebar-items.js"></script><scriptdefersrc="../../static.files/main-458bffc4c06ccf37.js"></script><noscript><linkrel="stylesheet"href="../../static.files/noscript-13285aec31fa243e.css"></noscript><linkrel="alternate icon"type="image/png"href="../../static.files/favicon-16x16-8b506e7a72182f1c.png"><linkrel="alternate icon"type="image/png"href="../../static.files/favicon-32x32-422f7d1d52889060.png"><linkrel="icon"type="image/svg+xml"href="../../static.files/favicon-2c020d218678b618.svg"><linkrel="stylesheet"href="https://cdn.jsdelivr.net/npm/katex@0.10.0/dist/katex.min.css"integrity="sha384-9eLZqc9ds8eNjO3TmqPeYcDj8n+Qfa4nuSiGYa6DjLNcv9BtN69ZIulL9+8CqC9Y"crossorigin="anonymous">
</head><bodyclass="rustdoc fn"><!--[if lte IE 11]><div class="warning">This old browser is unsupported and will most likely display funky things.</div><![endif]--><navclass="mobile-topbar"><buttonclass="sidebar-menu-toggle">☰</button><aclass="sidebar-logo"href="../../halo2_proofs/index.html"><divclass="logo-container"><imgclass="rust-logo"src="../../static.files/rust-logo-151179464ae7ed46.svg"alt="logo"></div></a><h2></h2></nav><navclass="sidebar"><aclass="sidebar-logo"href="../../halo2_proofs/index.html"><divclass="logo-container"><imgclass="rust-logo"src="../../static.files/rust-logo-151179464ae7ed46.svg"alt="logo"></div></a><divclass="sidebar-elems"><h2><ahref="index.html">In halo2_proofs::plonk</a></h2></div></nav><main><divclass="width-limiter"><navclass="sub"><formclass="search-form"><span></span><inputclass="search-input"name="search"autocomplete="off"spellcheck="false"placeholder="Click or press ‘S’ to search, ‘?’ for more options…"type="search"><divid="help-button"title="help"tabindex="-1"><ahref="../../help.html">?</a></div><divid="settings-menu"tabindex="-1"><ahref="../../settings.html"title="settings"><imgwidth="22"height="22"alt="Change settings"src="../../static.files/wheel-5ec35bf9ca753509.svg"></a></div></form></nav><sectionid="main-content"class="content"><divclass="main-heading"><h1class="fqn">Function <ahref="../index.html">halo2_proofs</a>::<wbr><ahref="index.html">plonk</a>::<wbr><aclass="fn"href="#">keygen_pk</a><buttonid="copy-path"onclick="copy_path(this)"title="Copy item path to clipboard"><imgsrc="../../static.files/clipboard-7571035ce49a181d.svg"width="19"height="18"alt="Copy item path"></button></h1><spanclass="out-of-band"><aclass="srclink"href="../../src/halo2_proofs/plonk/keygen.rs.html#246-336">source</a> · <buttonid="toggle-all-docs"title="collapse all docs">[<span>−</span>]</button></span></div><divclass="item-decl"><preclass="rust fn"><code>pub fn keygen_pk<C, ConcreteCircuit>(<br> params: &<aclass="struct"href="../poly/commitment/struct.Params.html"title="struct halo2_proofs::poly::commitment::Params">Params</a><C>,<br> vk: <aclass="struct"href="struct.VerifyingKey.html"title="struct halo2_proofs::plonk::VerifyingKey">VerifyingKey</a><C>,<br> circuit: <aclass="primitive"href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&</a>ConcreteCircuit<br>) -><aclass="enum"href="https://doc.rust-lang.org/nightly/core/result/enum.Result.html"title="enum core::result::Result">Result</a><<aclass="struct"href="struct.ProvingKey.html"title="struct halo2_proofs::plonk::ProvingKey">ProvingKey</a><C>, <aclass="enum"href="enum.Error.html"title="enum halo2_proofs::plonk::Error">Error</a>><spanclass="where fmt-newline">where<br> C: <aclass="trait"href="../arithmetic/trait.CurveAffine.html"title="trait halo2_proofs::arithmetic::CurveAffine">CurveAffine</a>,<br> ConcreteCircuit: <aclass="trait"href="trait.Circuit.html"title="trait halo2_proofs::plonk::Circuit">Circuit</a><C::Scalar>,</span></code></pre></div><detailsclass="rustdoc-toggle top-doc"open><summaryclass="hideme"><span>Expand description</span></summary><divclass="docblock"><p>Generate a <code>ProvingKey</code> from a <code>VerifyingKey</code> and an instance of <code>Circuit</code>.</p>
