procxx
/
kepka
mirror of https://github.com/procxx/kepka.git
1
0
Fork 0
Code Issues Releases Wiki Activity

Fix rendering of large images on macOS.

This commit is contained in:
John Preston 2019-04-03 16:42:08 +04:00
parent 4d321b1cf0
commit 5f8ede194b
1 changed files with 16 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

17
Telegram/SourceFiles/media/view/media_view_overlay_widget.cpp
View File

@ -52,6 +52,10 @@ constexpr auto kWaitingShowDuration = crl::time(500);
constexpr auto kWaitingShowDelay = crl::time(500);
constexpr auto kPreloadCount = 4;
// macOS OpenGL renderer fails to render larger texture
// even though it reports that max texture size is 16384.
constexpr auto kMaxDisplayImageSize = 4096;
// Preload X message ids before and after current.
constexpr auto kIdsLimit = 48;
@ -1795,7 +1799,18 @@ void OverlayWidget::displayDocument(DocumentData *doc, HistoryItem *item) {
auto &location = _doc->location(true);
if (location.accessEnable()) {
if (QImageReader(location.name()).canRead()) {
_current = App::pixmapFromImageInPlace(App::readImage(location.name(), nullptr, false));
auto image = App::readImage(location.name(), nullptr, false);
#if defined Q_OS_MAC && !defined OS_MAC_OLD
if (image.width() > kMaxDisplayImageSize
|| image.height() > kMaxDisplayImageSize) {
image = image.scaled(
kMaxDisplayImageSize,
kMaxDisplayImageSize,
Qt::KeepAspectRatio,
Qt::SmoothTransformation);
}
#endif // Q_OS_MAC && !OS_MAC_OLD
_current = App::pixmapFromImageInPlace(std::move(image));
}
}
location.accessDisable();