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Add fade out effect to the loading screen

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This commit is contained in:
James Rowe
2019-01-21 09:20:16 -07:00
parent 3740adb6f5
commit 3ca0af8bb3
4 changed files with 158 additions and 94 deletions
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27
src/yuzu/loading_screen.cpp
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@ -5,6 +5,7 @@
#include <unordered_map>
#include <QBuffer>
#include <QByteArray>
#include <QGraphicsOpacityEffect>
#include <QHBoxLayout>
#include <QIODevice>
#include <QImage>
@ -13,6 +14,7 @@
#include <QPalette>
#include <QPixmap>
#include <QProgressBar>
#include <QPropertyAnimation>
#include <QStyleOption>
#include <QTime>
#include <QtConcurrent/QtConcurrentRun>
@ -71,6 +73,25 @@ LoadingScreen::LoadingScreen(QWidget* parent)
ui->setupUi(this);
setMinimumSize(1280, 720);
// Create a fade out effect to hide this loading screen widget.
// When fading opacity, it will fade to the parent widgets background color, which is why we
// create an internal widget named fade_widget that we use the effect on, while keeping the
// loading screen widget's background color black. This way we can create a fade to black effect
opacity_effect = new QGraphicsOpacityEffect(this);
opacity_effect->setOpacity(1);
ui->fade_parent->setGraphicsEffect(opacity_effect);
fadeout_animation = std::make_unique<QPropertyAnimation>(opacity_effect, "opacity");
fadeout_animation->setDuration(500);
fadeout_animation->setStartValue(1);
fadeout_animation->setEndValue(0);
fadeout_animation->setEasingCurve(QEasingCurve::OutBack);
// After the fade completes, hide the widget and reset the opacity
connect(fadeout_animation.get(), &QPropertyAnimation::finished, [this] {
hide();
opacity_effect->setOpacity(1);
emit Hidden();
});
connect(this, &LoadingScreen::LoadProgress, this, &LoadingScreen::OnLoadProgress,
Qt::QueuedConnection);
qRegisterMetaType<VideoCore::LoadCallbackStage>();
@ -115,9 +136,14 @@ void LoadingScreen::Prepare(Loader::AppLoader& loader) {
ui->logo->setPixmap(map);
}
slow_shader_compile_start = false;
OnLoadProgress(VideoCore::LoadCallbackStage::Prepare, 0, 0);
}
void LoadingScreen::OnLoadComplete() {
fadeout_animation->start(QPropertyAnimation::KeepWhenStopped);
}
void LoadingScreen::OnLoadProgress(VideoCore::LoadCallbackStage stage, std::size_t value,
std::size_t total) {
using namespace std::chrono;
@ -125,6 +151,7 @@ void LoadingScreen::OnLoadProgress(VideoCore::LoadCallbackStage stage, std::size
// reset the timer if the stage changes
if (stage != previous_stage) {
ui->progress_bar->setStyleSheet(progressbar_style[stage]);
// Hide the progress bar during the prepare stage
if (stage == VideoCore::LoadCallbackStage::Prepare) {
ui->progress_bar->hide();
} else {