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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="logo-container" href="../../halo2_gadgets/index.html"><img class="rust-logo" src="../../static.files/rust-logo-151179464ae7ed46.svg" alt="logo"></a><h2></h2></nav><nav class="sidebar"><a class="logo-container" href="../../halo2_gadgets/index.html"><img class="rust-logo" src="../../static.files/rust-logo-151179464ae7ed46.svg" alt="logo"></a><h2 class="location"><a href="#">BaseFitsInScalarInstructions</a></h2><div class="sidebar-elems"><section><h3><a href="#required-methods">Required Methods</a></h3><ul class="block"><li><a href="#tymethod.scalar_var_from_base">scalar_var_from_base</a></li></ul><h3><a href="#implementors">Implementors</a></h3></section><h2><a href="index.html">In halo2_gadgets::ecc</a></h2></div></nav><main><div class="width-limiter"><nav class="sub"><form class="search-form"><span></span><input class="search-input" name="search" aria-label="Run search in the documentation" autocomplete="off" spellcheck="false" placeholder="Click or press ‘S’ to search, ‘?’ for more options…" type="search"><div id="help-button" title="help" tabindex="-1"><a href="../../help.html">?</a></div><div id="settings-menu" tabindex="-1"><a href="../../settings.html" title="settings"><img width="22" height="22" alt="Change settings" src="../../static.files/wheel-5ec35bf9ca753509.svg"></a></div></form></nav><section id="main-content" class="content"><div class="main-heading"><h1>Trait <a href="../index.html">halo2_gadgets</a>::<wbr><a href="index.html">ecc</a>::<wbr><a class="trait" href="#">BaseFitsInScalarInstructions</a><button id="copy-path" onclick="copy_path(this)" title="Copy item path to clipboard"><img src="../../static.files/clipboard-7571035ce49a181d.svg" width="19" height="18" alt="Copy item path"></button></h1><span class="out-of-band"><a class="srclink" href="../../src/halo2_gadgets/ecc.rs.html#152-160">source</a> · <button id="toggle-all-docs" title="collapse all docs">[<span>−</span>]</button></span></div><div class="item-decl"><pre class="rust"><code>pub trait BaseFitsInScalarInstructions<C: CurveAffine>: <a class="trait" href="trait.EccInstructions.html" title="trait halo2_gadgets::ecc::EccInstructions">EccInstructions</a><C> {
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fn <a href="#tymethod.scalar_var_from_base" class="fn">scalar_var_from_base</a>(<br> &self,<br> layouter: &mut impl Layouter<C::Base>,<br> base: &Self::<a class="associatedtype" href="../utilities/trait.UtilitiesInstructions.html#associatedtype.Var" title="type halo2_gadgets::utilities::UtilitiesInstructions::Var">Var</a><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.EccInstructions.html#associatedtype.ScalarVar" title="type halo2_gadgets::ecc::EccInstructions::ScalarVar">ScalarVar</a>, Error>;
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}</code></pre></div><details class="toggle top-doc" open><summary class="hideme"><span>Expand description</span></summary><div class="docblock"><p>Instructions that can be implemented for a curve whose base field fits into
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its scalar field.</p>
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</div></details><h2 id="required-methods" class="small-section-header">Required Methods<a href="#required-methods" class="anchor">§</a></h2><div class="methods"><details class="toggle method-toggle" open><summary><section id="tymethod.scalar_var_from_base" class="method has-srclink"><a class="srclink rightside" href="../../src/halo2_gadgets/ecc.rs.html#155-159">source</a><h4 class="code-header">fn <a href="#tymethod.scalar_var_from_base" class="fn">scalar_var_from_base</a>(<br> &self,<br> layouter: &mut impl Layouter<C::Base>,<br> base: &Self::<a class="associatedtype" href="../utilities/trait.UtilitiesInstructions.html#associatedtype.Var" title="type halo2_gadgets::utilities::UtilitiesInstructions::Var">Var</a><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.EccInstructions.html#associatedtype.ScalarVar" title="type halo2_gadgets::ecc::EccInstructions::ScalarVar">ScalarVar</a>, Error></h4></section></summary><div class="docblock"><p>Converts a base field element that exists as a variable in the circuit
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into a scalar to be used in variable-base scalar multiplication.</p>
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</div></details></div><h2 id="implementors" class="small-section-header">Implementors<a href="#implementors" class="anchor">§</a></h2><div id="implementors-list"><section id="impl-BaseFitsInScalarInstructions%3CEpAffine%3E-for-EccChip%3CFixed%3E" class="impl has-srclink"><a class="srclink rightside" href="../../src/halo2_gadgets/ecc/chip.rs.html#597-614">source</a><a href="#impl-BaseFitsInScalarInstructions%3CEpAffine%3E-for-EccChip%3CFixed%3E" class="anchor">§</a><h3 class="code-header">impl<Fixed: <a class="trait" href="trait.FixedPoints.html" title="trait halo2_gadgets::ecc::FixedPoints">FixedPoints</a><Affine>> <a class="trait" href="trait.BaseFitsInScalarInstructions.html" title="trait halo2_gadgets::ecc::BaseFitsInScalarInstructions">BaseFitsInScalarInstructions</a><EpAffine> for <a class="struct" href="chip/struct.EccChip.html" title="struct halo2_gadgets::ecc::chip::EccChip">EccChip</a><Fixed><span class="where fmt-newline">where<br> <Fixed as <a class="trait" href="trait.FixedPoints.html" title="trait halo2_gadgets::ecc::FixedPoints">FixedPoints</a><Affine>>::<a class="associatedtype" href="trait.FixedPoints.html#associatedtype.Base" title="type halo2_gadgets::ecc::FixedPoints::Base">Base</a>: <a class="trait" href="chip/trait.FixedPoint.html" title="trait halo2_gadgets::ecc::chip::FixedPoint">FixedPoint</a><Affine, FixedScalarKind = <a class="enum" href="chip/enum.BaseFieldElem.html" title="enum halo2_gadgets::ecc::chip::BaseFieldElem">BaseFieldElem</a>>,<br> <Fixed as <a class="trait" href="trait.FixedPoints.html" title="trait halo2_gadgets::ecc::FixedPoints">FixedPoints</a><Affine>>::<a class="associatedtype" href="trait.FixedPoints.html#associatedtype.FullScalar" title="type halo2_gadgets::ecc::FixedPoints::FullScalar">FullScalar</a>: <a class="trait" href="chip/trait.FixedPoint.html" title="trait halo2_gadgets::ecc::chip::FixedPoint">FixedPoint</a><Affine, FixedScalarKind = <a class="enum" href="chip/enum.FullScalar.html" title="enum halo2_gadgets::ecc::chip::FullScalar">FullScalar</a>>,<br> <Fixed as <a class="trait" href="trait.FixedPoints.html" title="trait halo2_gadgets::ecc::FixedPoints">FixedPoints</a><Affine>>::<a class="associatedtype" href="trait.FixedPoints.html#associatedtype.ShortScalar" title="type halo2_gadgets::ecc::FixedPoints::ShortScalar">ShortScalar</a>: <a class="trait" href="chip/trait.FixedPoint.html" title="trait halo2_gadgets::ecc::chip::FixedPoint">FixedPoint</a><Affine, FixedScalarKind = <a class="enum" href="chip/enum.ShortScalar.html" title="enum halo2_gadgets::ecc::chip::ShortScalar">ShortScalar</a>>,</span></h3></section></div><script src="../../implementors/halo2_gadgets/ecc/trait.BaseFitsInScalarInstructions.js" async></script></section></div></main><div id="rustdoc-vars" data-root-path="../../" data-static-root-path="../../static.files/" data-current-crate="halo2_gadgets" data-themes="" data-resource-suffix="" data-rustdoc-version="1.68.0-nightly (4c83bd03a 2023-01-19)" data-search-js="search-98d53477a794af0b.js" data-settings-js="settings-c3c521c753752a1a.js" data-settings-css="settings-ab1d4ae2ec52020e.css" ></div></body></html> |