mirror of
https://github.com/nomic-ai/gpt4all
synced 2024-11-02 09:40:42 +00:00
123 lines
3.3 KiB
C++
123 lines
3.3 KiB
C++
#include "llm.h"
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#include "config.h"
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#include "download.h"
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#include "network.h"
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#include <QCoreApplication>
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#include <QDir>
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#include <QFile>
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#include <QProcess>
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#include <QResource>
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#include <QSettings>
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#include <fstream>
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class MyLLM: public LLM { };
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Q_GLOBAL_STATIC(MyLLM, llmInstance)
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LLM *LLM::globalInstance()
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{
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return llmInstance();
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}
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LLM::LLM()
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: QObject{nullptr}
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, m_chatListModel(new ChatListModel(this))
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, m_threadCount(std::min(4, (int32_t) std::thread::hardware_concurrency()))
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, m_serverEnabled(false)
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, m_compatHardware(true)
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{
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QString llmodelSearchPaths = QCoreApplication::applicationDirPath();
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const QString libDir = QCoreApplication::applicationDirPath() + "/../lib/";
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if (directoryExists(libDir))
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llmodelSearchPaths += ";" + libDir;
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#if defined(Q_OS_MAC)
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const QString binDir = QCoreApplication::applicationDirPath() + "/../../../";
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if (directoryExists(binDir))
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llmodelSearchPaths += ";" + binDir;
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const QString frameworksDir = QCoreApplication::applicationDirPath() + "/../Frameworks/";
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if (directoryExists(frameworksDir))
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llmodelSearchPaths += ";" + frameworksDir;
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#endif
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LLModel::setImplementationsSearchPath(llmodelSearchPaths.toStdString());
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connect(this, &LLM::serverEnabledChanged,
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m_chatListModel, &ChatListModel::handleServerEnabledChanged);
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#if defined(__x86_64__)
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#ifndef _MSC_VER
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const bool minimal(__builtin_cpu_supports("avx"));
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#else
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int cpuInfo[4];
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__cpuid(cpuInfo, 1);
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const bool minimal(cpuInfo[2] & (1 << 28));
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#endif
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#else
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const bool minimal = true; // Don't know how to handle non-x86_64
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#endif
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m_compatHardware = minimal;
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emit compatHardwareChanged();
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}
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bool LLM::checkForUpdates() const
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{
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Network::globalInstance()->sendCheckForUpdates();
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#if defined(Q_OS_LINUX)
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QString tool("maintenancetool");
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#elif defined(Q_OS_WINDOWS)
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QString tool("maintenancetool.exe");
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#elif defined(Q_OS_DARWIN)
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QString tool("../../../maintenancetool.app/Contents/MacOS/maintenancetool");
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#endif
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QString fileName = QCoreApplication::applicationDirPath()
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+ "/../" + tool;
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if (!QFileInfo::exists(fileName)) {
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qDebug() << "Couldn't find tool at" << fileName << "so cannot check for updates!";
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return false;
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}
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return QProcess::startDetached(fileName);
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}
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bool LLM::directoryExists(const QString &path) const
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{
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const QUrl url(path);
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const QString localFilePath = url.isLocalFile() ? url.toLocalFile() : path;
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const QFileInfo info(localFilePath);
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return info.exists() && info.isDir();
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}
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bool LLM::fileExists(const QString &path) const
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{
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const QUrl url(path);
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const QString localFilePath = url.isLocalFile() ? url.toLocalFile() : path;
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const QFileInfo info(localFilePath);
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return info.exists() && info.isFile();
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}
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int32_t LLM::threadCount() const
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{
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return m_threadCount;
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}
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void LLM::setThreadCount(int32_t n_threads)
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{
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if (n_threads <= 0)
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n_threads = std::min(4, (int32_t) std::thread::hardware_concurrency());
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m_threadCount = n_threads;
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emit threadCountChanged();
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}
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bool LLM::serverEnabled() const
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{
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return m_serverEnabled;
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}
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void LLM::setServerEnabled(bool enabled)
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{
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if (m_serverEnabled == enabled)
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return;
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m_serverEnabled = enabled;
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emit serverEnabledChanged();
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}
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