qt-everywhere-src-5.15.1/qt3d/src/render/frontend/qrenderpluginfactory.cpp

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#include "qrenderpluginfactory_p.h"
#include "qrenderpluginfactoryif_p.h"
#include "qrenderplugin_p.h"

#include <QtCore/qcoreapplication.h>
#include <QtCore/qdir.h>

#include <private/qfactoryloader_p.h>

QT_BEGIN_NAMESPACE

namespace Qt3DRender {
namespace Render {

Q_GLOBAL_STATIC_WITH_ARGS(QFactoryLoader, loader, (QRenderPluginFactoryInterface_iid, QLatin1String("/renderplugins"), Qt::CaseInsensitive))
#if QT_CONFIG(library)
Q_GLOBAL_STATIC_WITH_ARGS(QFactoryLoader, directLoader, (QRenderPluginFactoryInterface_iid, QLatin1String(""), Qt::CaseInsensitive))
#endif

QStringList QRenderPluginFactory::keys(const QString &pluginPath)
{
#if QT_CONFIG(library)
    QStringList list;
    if (!pluginPath.isEmpty()) {
        QCoreApplication::addLibraryPath(pluginPath);
        list = directLoader()->keyMap().values();
        if (!list.isEmpty()) {
            const QString postFix = QLatin1String(" (from ")
                    + QDir::toNativeSeparators(pluginPath)
                    + QLatin1Char(')');
            const QStringList::iterator end = list.end();
            for (QStringList::iterator it = list.begin(); it != end; ++it)
                (*it).append(postFix);
        }
    }
    list.append(loader()->keyMap().values());
    return list;
#else
    return loader()->keyMap().values();
#endif
}

QRenderPlugin *QRenderPluginFactory::create(const QString &name, const QStringList &args,
                                            const QString &pluginPath)
{
#if QT_CONFIG(library)
    if (!pluginPath.isEmpty()) {
        QCoreApplication::addLibraryPath(pluginPath);
        if (QRenderPlugin *ret
                = qLoadPlugin<QRenderPlugin, QRenderPluginFactoryIf>(directLoader(), name, args)) {
            return ret;
        }
    }
#endif
    return qLoadPlugin<QRenderPlugin, QRenderPluginFactoryIf>(loader(), name, args);
}

} // namespace Render
} // namespace Qt3DRender

QT_END_NAMESPACE