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<!DOCTYPE html>

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<title>torch.fft — PyTorch 2.10 documentation</title>

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// Initialize desktop search toggle

const toggle = document.getElementById('search-toggle');

const sphinxSearch = document.getElementById('sphinx-search');

const googleSearch = document.getElementById('google-search');

handleSearchToggle(toggle, sphinxSearch, googleSearch);

// Set placeholder text for Google search input

const observer = new MutationObserver(function() {

document.querySelectorAll('.gsc-input input').forEach(input => {

if (input && !input.hasAttribute('data-placeholder-set')) {

input.setAttribute('placeholder', 'Search the docs ...');

input.setAttribute('data-placeholder-set', 'true');

}

});

observer.observe(document.body, { childList: true, subtree: true });

// Fix for scroll jump issue - improved approach

function setupSearchInputHandlers(input) {

if (input.hasAttribute('data-scroll-fixed')) return;

input.setAttribute('data-scroll-fixed', 'true');

let lastScrollPosition = 0;

let isTyping = false;

let scrollTimeout;

// Save position before typing starts

input.addEventListener('keydown', () => {

lastScrollPosition = window.scrollY;

isTyping = true;

// Reset typing state after a short delay

clearTimeout(scrollTimeout);

scrollTimeout = setTimeout(() => {

isTyping = false;

}, 100);

});

// Only maintain scroll position during typing

function maintainScroll() {

if (document.activeElement === input && isTyping) {

window.scrollTo(0, lastScrollPosition);

requestAnimationFrame(maintainScroll);

}

input.addEventListener('focus', () => {

// Just store initial position but don't force it

lastScrollPosition = window.scrollY;

});

input.addEventListener('input', () => {

isTyping = true;

window.scrollTo(0, lastScrollPosition);

// Reset typing state after a short delay

clearTimeout(scrollTimeout);

scrollTimeout = setTimeout(() => {

isTyping = false;

}, 100);

requestAnimationFrame(maintainScroll);

});

}

// Apply to all search inputs and observe for new ones

function applyToSearchInputs() {

document.querySelectorAll('.search-container input, .gsc-input input').forEach(setupSearchInputHandlers);

}

applyToSearchInputs();

const searchObserver = new MutationObserver(applyToSearchInputs);

searchObserver.observe(document.body, { childList: true, subtree: true });

// Watch for mobile menu creation

const mobileMenuObserver = new MutationObserver(function(mutations) {

for (const mutation of mutations) {

if (!mutation.addedNodes.length) continue;

// Style mobile search inputs

document.querySelectorAll('.sidebar-header-items__end .navbar-item .search-container-wrapper .gsc-input input').forEach(input => {

if (input) {

input.setAttribute('placeholder', 'Search the docs ...');

input.style.paddingLeft = '36px';

}

});

// Check for mobile search container

const mobileSearchContainer = document.querySelector('.sidebar-header-items__end .navbar-item .search-container-wrapper');

if (!mobileSearchContainer) continue;

const mobileToggle = mobileSearchContainer.querySelector('#search-toggle');

if (mobileToggle && toggle) {

// Sync mobile toggle with desktop toggle

mobileToggle.checked = toggle.checked;

updateMobileSearch();

// Add event listener to mobile toggle if not already added

if (!mobileToggle.hasAttribute('data-initialized')) {

mobileToggle.setAttribute('data-initialized', 'true');

mobileToggle.addEventListener('change', function() {

// Sync desktop toggle with mobile toggle

toggle.checked = this.checked;

// Trigger change event on desktop toggle to update both

toggle.dispatchEvent(new Event('change'));

});

}

});

mobileMenuObserver.observe(document.body, { childList: true, subtree: true });

// Ensure Google CSE is properly loaded

if (window.__gcse) {

window.__gcse.callback = function() {

// This will run after Google CSE is fully loaded

if (toggle && toggle.checked) {

reinitializeGoogleSearch();

}

};

} else {

window.__gcse = {

callback: function() {

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