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</head><body class="rustdoc trait"><!--[if lte IE 11]><div class="warning">This old browser is unsupported and will most likely display funky things.</div><![endif]--><nav class="mobile-topbar"><button class="sidebar-menu-toggle">☰</button><a class="sidebar-logo" href="../../halo2_gadgets/index.html"><div class="logo-container"><img class="rust-logo" src="../../rust-logo.svg" alt="logo"></div>
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</a><h2 class="location"><a href="#">UtilitiesInstructions</a></h2><div class="sidebar-elems"><section><div class="block"><h3 class="sidebar-title"><a href="#required-associated-types">Required Associated Types</a></h3><ul><li><a href="#associatedtype.Var">Var</a></li></ul></div><div class="block"><h3 class="sidebar-title"><a href="#provided-methods">Provided Methods</a></h3><ul><li><a href="#method.load_private">load_private</a></li></ul></div><div class="block"><h3 class="sidebar-title"><a href="#implementors">Implementors</a></h3></div></section><h2 class="location"><a href="index.html">In halo2_gadgets::utilities</a></h2><div id="sidebar-vars" data-name="UtilitiesInstructions" data-ty="trait" data-relpath=""></div><script defer src="sidebar-items.js"></script></div></nav><main><div class="width-limiter"><div class="sub-container"><a class="sub-logo-container" href="../../halo2_gadgets/index.html"><img class="rust-logo" src="../../rust-logo.svg" alt="logo"></a><nav class="sub"><form class="search-form"><div class="search-container"><span></span><input class="search-input" name="search" autocomplete="off" spellcheck="false" placeholder="Click or press ‘S’ to search, ‘?’ for more options…" type="search"><button type="button" id="help-button" title="help">?</button><div id="settings-menu" tabindex="-1">
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<h1 class="fqn"><span class="in-band">Trait <a href="../index.html">halo2_gadgets</a>::<wbr><a href="index.html">utilities</a>::<wbr><a class="trait" href="#">UtilitiesInstructions</a><button id="copy-path" onclick="copy_path(this)" title="Copy item path to clipboard"><img src="../../clipboard.svg" width="19" height="18" alt="Copy item path"></button></span></h1><span class="out-of-band"><a class="srclink" href="../../src/halo2_gadgets/utilities.rs.html#54-79">source</a> · <a id="toggle-all-docs" href="javascript:void(0)" title="collapse all docs">[<span class="inner">−</span>]</a></span></div><div class="docblock item-decl"><pre class="rust trait"><code>pub trait UtilitiesInstructions<F: FieldExt> {
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type <a href="#associatedtype.Var" class="associatedtype">Var</a>: <a class="trait" href="trait.Var.html" title="trait halo2_gadgets::utilities::Var">Var</a><F>;
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fn <a href="#method.load_private" class="fnname">load_private</a>(<br> &self, <br> layouter: impl <a class="trait" href="../../halo2_proofs/circuit/trait.Layouter.html" title="trait halo2_proofs::circuit::Layouter">Layouter</a><F>, <br> column: <a class="struct" href="../../halo2_proofs/plonk/circuit/struct.Column.html" title="struct halo2_proofs::plonk::circuit::Column">Column</a><<a class="struct" href="../../halo2_proofs/plonk/circuit/struct.Advice.html" title="struct halo2_proofs::plonk::circuit::Advice">Advice</a>>, <br> value: <a class="enum" href="https://doc.rust-lang.org/nightly/core/option/enum.Option.html" title="enum core::option::Option">Option</a><F><br> ) -> <a class="enum" href="https://doc.rust-lang.org/nightly/core/result/enum.Result.html" title="enum core::result::Result">Result</a><Self::<a class="associatedtype" href="trait.UtilitiesInstructions.html#associatedtype.Var" title="type halo2_gadgets::utilities::UtilitiesInstructions::Var">Var</a>, <a class="enum" href="../../halo2_proofs/plonk/error/enum.Error.html" title="enum halo2_proofs::plonk::error::Error">Error</a>> { ... }
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}</code></pre></div><details class="rustdoc-toggle top-doc" open><summary class="hideme"><span>Expand description</span></summary><div class="docblock"><p>Trait for utilities used across circuits.</p>
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</div></details><h2 id="required-associated-types" class="small-section-header">Required Associated Types<a href="#required-associated-types" class="anchor"></a></h2><div class="methods"><details class="rustdoc-toggle" open><summary><div id="associatedtype.Var" class="method has-srclink"><div class="rightside"><a class="srclink" href="../../src/halo2_gadgets/utilities.rs.html#56">source</a></div><h4 class="code-header">type <a href="#associatedtype.Var" class="associatedtype">Var</a>: <a class="trait" href="trait.Var.html" title="trait halo2_gadgets::utilities::Var">Var</a><F></h4></div></summary><div class="docblock"><p>Variable in the circuit.</p>
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</div></details></div><h2 id="provided-methods" class="small-section-header">Provided Methods<a href="#provided-methods" class="anchor"></a></h2><div class="methods"><details class="rustdoc-toggle" open><summary><div id="method.load_private" class="method has-srclink"><div class="rightside"><a class="srclink" href="../../src/halo2_gadgets/utilities.rs.html#59-78">source</a></div><h4 class="code-header">fn <a href="#method.load_private" class="fnname">load_private</a>(<br> &self, <br> layouter: impl <a class="trait" href="../../halo2_proofs/circuit/trait.Layouter.html" title="trait halo2_proofs::circuit::Layouter">Layouter</a><F>, <br> column: <a class="struct" href="../../halo2_proofs/plonk/circuit/struct.Column.html" title="struct halo2_proofs::plonk::circuit::Column">Column</a><<a class="struct" href="../../halo2_proofs/plonk/circuit/struct.Advice.html" title="struct halo2_proofs::plonk::circuit::Advice">Advice</a>>, <br> value: <a class="enum" href="https://doc.rust-lang.org/nightly/core/option/enum.Option.html" title="enum core::option::Option">Option</a><F><br>) -> <a class="enum" href="https://doc.rust-lang.org/nightly/core/result/enum.Result.html" title="enum core::result::Result">Result</a><Self::<a class="associatedtype" href="trait.UtilitiesInstructions.html#associatedtype.Var" title="type halo2_gadgets::utilities::UtilitiesInstructions::Var">Var</a>, <a class="enum" href="../../halo2_proofs/plonk/error/enum.Error.html" title="enum halo2_proofs::plonk::error::Error">Error</a>></h4></div></summary><div class="docblock"><p>Load a variable.</p>
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</div></details></div><h2 id="implementors" class="small-section-header">Implementors<a href="#implementors" class="anchor"></a></h2><div class="item-list" id="implementors-list"><details class="rustdoc-toggle implementors-toggle"><summary><section id="impl-UtilitiesInstructions%3CF%3E" class="impl has-srclink"><span class="rightside"><a class="srclink" href="../../src/halo2_gadgets/utilities/cond_swap.rs.html#66-68">source</a></span><a href="#impl-UtilitiesInstructions%3CF%3E" class="anchor"></a><h3 class="code-header in-band">impl<F: FieldExt> <a class="trait" href="trait.UtilitiesInstructions.html" title="trait halo2_gadgets::utilities::UtilitiesInstructions">UtilitiesInstructions</a><F> for <a class="struct" href="cond_swap/struct.CondSwapChip.html" title="struct halo2_gadgets::utilities::cond_swap::CondSwapChip">CondSwapChip</a><F></h3></section></summary><div class="impl-items"><section id="associatedtype.Var-1" class="associatedtype trait-impl has-srclink"><a href="#associatedtype.Var-1" class="anchor"></a><h4 class="code-header">type <a href="#associatedtype.Var" class="associatedtype">Var</a> = <a class="struct" href="../../halo2_proofs/circuit/struct.AssignedCell.html" title="struct halo2_proofs::circuit::AssignedCell">AssignedCell</a><F, F></h4></section></div></details><details class="rustdoc-toggle implementors-toggle"><summary><section id="impl-UtilitiesInstructions%3CFp%3E" class="impl has-srclink"><span class="rightside"><a class="srclink" href="../../src/halo2_gadgets/ecc/chip.rs.html#254-258">source</a></span><a href="#impl-UtilitiesInstructions%3CFp%3E" class="anchor"></a><h3 class="code-header in-band">impl<Fixed: <a class="trait" href="../ecc/trait.FixedPoints.html" title="trait halo2_gadgets::ecc::FixedPoints">FixedPoints</a><Affine>> <a class="trait" href="trait.UtilitiesInstructions.html" title="trait halo2_gadgets::utilities::UtilitiesInstructions">UtilitiesInstructions</a><Fp> for <a class="struct" href="../ecc/chip/struct.EccChip.html" title="struct halo2_gadgets::ecc::chip::EccChip">EccChip</a><Fixed></h3></section></summary><div class="impl-items"><section id="associatedtype.Var-2" class="associatedtype trait-impl has-srclink"><a href="#associatedtype.Var-2" class="anchor"></a><h4 class="code-header">type <a href="#associatedtype.Var" class="associatedtype">Var</a> = <a class="struct" href="../../halo2_proofs/circuit/struct.AssignedCell.html" title="struct halo2_proofs::circuit::AssignedCell">AssignedCell</a><Fp, Fp></h4></section></div></details><details class="rustdoc-toggle implementors-toggle"><summary><section id="impl-UtilitiesInstructions%3CFp%3E-1" class="impl has-srclink"><span class="rightside"><a class="srclink" href="../../src/halo2_gadgets/sinsemilla/merkle/chip.rs.html#415-422">source</a></span><a href="#impl-UtilitiesInstructions%3CFp%3E-1" class="anchor"></a><h3 class="code-header in-band">impl<Hash, Commit, F> <a class="trait" href="trait.UtilitiesInstructions.html" title="trait halo2_gadgets::utilities::UtilitiesInstructions">UtilitiesInstructions</a><Fp> for <a class="struct" href="../sinsemilla/merkle/chip/struct.MerkleChip.html" title="struct halo2_gadgets::sinsemilla::merkle::chip::MerkleChip">MerkleChip</a><Hash, Commit, F> <span class="where fmt-newline">where<br> Hash: <a class="trait" href="../sinsemilla/trait.HashDomains.html" title="trait halo2_gadgets::sinsemilla::HashDomains">HashDomains</a><Affine>,<br> F: <a class="trait" href="../ecc/trait.FixedPoints.html" title="trait halo2_gadgets::ecc::FixedPoints">FixedPoints</a><Affine>,<br> Commit: <a class="trait" href="../sinsemilla/trait.CommitDomains.html" title="trait halo2_gadgets::sinsemilla::CommitDomains">CommitDomains</a><Affine, F, Hash>, </span></h3></section></summary><div class="impl-items"><section id="associatedtype.Var-3" class="associatedtype trait-impl has-srclink"><a href="#associatedtype.Var-3" class="anchor"></a><h4 class="code-header">type <a href="#associatedtype.Var" class="associatedtype">Var</a> = <a class="struct" href="../../halo2_proofs/circuit/struct.AssignedCell.html" title="struct halo2_proofs::circuit::AssignedCell">AssignedCell</a><Fp, Fp></h4></section></div></details></div><script type="text/javascript" src="../../implementors/halo2_gadgets/utilities/trait.UtilitiesInstructions.js" data-ignore-extern-crates="" async></script></section></div></main><div id="rustdoc-vars" data-root-path="../../" data-current-crate="halo2_gadgets" data-themes="ayu,dark,light" data-resource-suffix="" data-rustdoc-version="1.63.0-nightly (7466d5492 2022-06-08)" ></div>
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