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@ -6,13 +6,85 @@
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#include <atomic>
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#include <atomic>
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#include <QImage>
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#include <QRunnable>
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#include <QRunnable>
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#include <QStandardItem>
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#include <QStandardItem>
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#include <QString>
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#include <QString>
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#include "citra_qt/util/util.h"
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#include "citra_qt/util/util.h"
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#include "common/string_util.h"
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#include "common/string_util.h"
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#include "common/color.h"
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#include "core/loader/loader.h"
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#include "video_core/utils.h"
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/**
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* Tests if data is a valid SMDH by its length and magic number.
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* @param smdh_data data buffer to test
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* @return bool test result
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*/
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static bool IsValidSMDH(const std::vector<u8>& smdh_data) {
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if (smdh_data.size() < sizeof(Loader::SMDH))
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return false;
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u32 magic;
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memcpy(&magic, smdh_data.data(), 4);
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return Loader::MakeMagic('S', 'M', 'D', 'H') == magic;
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}
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/**
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* Gets game icon from SMDH
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* @param sdmh SMDH data
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* @param large If true, returns large icon (48x48), otherwise returns small icon (24x24)
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* @return QPixmap game icon
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*/
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static QPixmap GetIconFromSMDH(const Loader::SMDH& smdh, bool large) {
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u32 size;
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const u8* icon_data;
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if (large) {
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size = 48;
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icon_data = smdh.large_icon.data();
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} else {
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size = 24;
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icon_data = smdh.small_icon.data();
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}
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QImage icon(size, size, QImage::Format::Format_RGB888);
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for (u32 x = 0; x < size; ++x) {
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for (u32 y = 0; y < size; ++y) {
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u32 coarse_y = y & ~7;
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auto v = Color::DecodeRGB565(
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icon_data + VideoCore::GetMortonOffset(x, y, 2) + coarse_y * size * 2);
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icon.setPixel(x, y, qRgb(v.r(), v.g(), v.b()));
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}
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}
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return QPixmap::fromImage(icon);
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}
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/**
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* Gets the default icon (for games without valid SMDH)
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* @param large If true, returns large icon (48x48), otherwise returns small icon (24x24)
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* @return QPixmap default icon
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*/
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static QPixmap GetDefaultIcon(bool large) {
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int size = large ? 48 : 24;
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QPixmap icon(size, size);
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icon.fill(Qt::transparent);
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return icon;
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}
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/**
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* Gets the short game title fromn SMDH
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* @param sdmh SMDH data
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* @param language title language
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* @return QString short title
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*/
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static QString GetShortTitleFromSMDH(const Loader::SMDH& smdh, Loader::SMDH::TitleLanguage language) {
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return QString::fromUtf16(smdh.titles[static_cast<int>(language)].short_title.data());
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}
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class GameListItem : public QStandardItem {
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class GameListItem : public QStandardItem {
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@ -27,29 +99,43 @@ public:
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* A specialization of GameListItem for path values.
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* A specialization of GameListItem for path values.
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* This class ensures that for every full path value it holds, a correct string representation
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* This class ensures that for every full path value it holds, a correct string representation
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* of just the filename (with no extension) will be displayed to the user.
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* of just the filename (with no extension) will be displayed to the user.
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* If this class recieves valid SMDH data, it will also display game icons and titles.
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*/
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*/
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class GameListItemPath : public GameListItem {
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class GameListItemPath : public GameListItem {
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public:
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public:
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static const int FullPathRole = Qt::UserRole + 1;
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static const int FullPathRole = Qt::UserRole + 1;
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static const int TitleRole = Qt::UserRole + 2;
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GameListItemPath(): GameListItem() {}
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GameListItemPath(): GameListItem() {}
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GameListItemPath(const QString& game_path): GameListItem()
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GameListItemPath(const QString& game_path, const std::vector<u8>& smdh_data): GameListItem()
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{
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{
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setData(game_path, FullPathRole);
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setData(game_path, FullPathRole);
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if (!IsValidSMDH(smdh_data)) {
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// SMDH is not valid, set a default icon
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setData(GetDefaultIcon(true), Qt::DecorationRole);
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return;
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}
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}
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void setData(const QVariant& value, int role) override
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Loader::SMDH smdh;
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{
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memcpy(&smdh, smdh_data.data(), sizeof(Loader::SMDH));
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// By specializing setData for FullPathRole, we can ensure that the two string
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// representations of the data are always accurate and in the correct format.
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// Get icon from SMDH
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if (role == FullPathRole) {
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setData(GetIconFromSMDH(smdh, true), Qt::DecorationRole);
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// Get title form SMDH
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setData(GetShortTitleFromSMDH(smdh, Loader::SMDH::TitleLanguage::English), TitleRole);
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}
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QVariant data(int role) const override {
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if (role == Qt::DisplayRole) {
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std::string filename;
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std::string filename;
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Common::SplitPath(value.toString().toStdString(), nullptr, &filename, nullptr);
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Common::SplitPath(data(FullPathRole).toString().toStdString(), nullptr, &filename, nullptr);
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GameListItem::setData(QString::fromStdString(filename), Qt::DisplayRole);
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QString title = data(TitleRole).toString();
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GameListItem::setData(value, FullPathRole);
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return QString::fromStdString(filename) + (title.isEmpty() ? "" : "\n " + title);
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} else {
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} else {
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GameListItem::setData(value, role);
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return GameListItem::data(role);
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}
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}
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}
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}
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};
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};
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