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QT: Upgrade the Loading Bar to look much better

master
James Rowe 2019-01-19 21:03:26 +07:00
parent 1c733bf175
commit e8bd6b1fcc
4 changed files with 202 additions and 12 deletions
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9
src/video_core/rasterizer_interface.h
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@ -4,6 +4,7 @@
#pragma once
#include <functional>
#include "common/common_types.h"
#include "video_core/engines/fermi_2d.h"
#include "video_core/gpu.h"
@ -11,6 +12,14 @@
namespace VideoCore {
enum class LoadCallbackStage {
Prepare,
Raw,
Binary,
Complete,
};
using DiskResourceLoadCallback = std::function<void(LoadCallbackStage, std::size_t, std::size_t)>;
class RasterizerInterface {
public:
virtual ~RasterizerInterface() {}

108
src/yuzu/loading_screen.cpp
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@ -2,6 +2,7 @@
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#include <unordered_map>
#include <QBuffer>
#include <QByteArray>
#include <QHBoxLayout>
@ -13,10 +14,12 @@
#include <QPixmap>
#include <QProgressBar>
#include <QStyleOption>
#include <QWindow>
#include <QTime>
#include <QtConcurrent/QtConcurrentRun>
#include "common/logging/log.h"
#include "core/loader/loader.h"
#include "ui_loading_screen.h"
#include "video_core/rasterizer_interface.h"
#include "yuzu/loading_screen.h"
// Mingw seems to not have QMovie at all. If QMovie is missing then use a single frame instead of an
@ -26,10 +29,63 @@
#endif
LoadingScreen::LoadingScreen(QWidget* parent)
: QWidget(parent), ui(std::make_unique<Ui::LoadingScreen>()) {
: QWidget(parent), ui(std::make_unique<Ui::LoadingScreen>()),
previous_stage(VideoCore::LoadCallbackStage::Complete) {
ui->setupUi(this);
// Progress bar is hidden until we have a use for it.
ui->progress_bar->hide();
connect(this, &LoadingScreen::LoadProgress, this, &LoadingScreen::OnLoadProgress,
Qt::QueuedConnection);
qRegisterMetaType<VideoCore::LoadCallbackStage>();
stage_translations = {
{VideoCore::LoadCallbackStage::Prepare, tr("Loading...")},
{VideoCore::LoadCallbackStage::Raw, tr("Preparing Shaders %1 / %2")},
{VideoCore::LoadCallbackStage::Binary, tr("Loading Shaders %1 / %2")},
{VideoCore::LoadCallbackStage::Complete, tr("Launching...")},
};
progressbar_style = {
{VideoCore::LoadCallbackStage::Prepare,
R"(
QProgressBar {
background-color: black;
}
QProgressBar::chunk {
background-color: white;
})"},
{VideoCore::LoadCallbackStage::Raw,
R"(
QProgressBar {
background-color: black;
border: 2px solid white;
border-radius: 4px;
padding: 2px;
}
QProgressBar::chunk {
background-color: #0ab9e6;
})"},
{VideoCore::LoadCallbackStage::Binary,
R"(
QProgressBar {
background-color: black;
border: 2px solid white;
border-radius: 4px;
padding: 2px;
}
QProgressBar::chunk {
background-color: #ff3c28;
})"},
{VideoCore::LoadCallbackStage::Complete,
R"(
QProgressBar {
background-color: black;
border: 2px solid white;
border-radius: 4px;
padding: 2px;
}
QProgressBar::chunk {
background-color: #ff3c28;
})"},
};
}
LoadingScreen::~LoadingScreen() = default;
@ -46,7 +102,7 @@ void LoadingScreen::Prepare(Loader::AppLoader& loader) {
std::make_unique<QByteArray>(reinterpret_cast<char*>(buffer.data()), buffer.size());
backing_buf = std::make_unique<QBuffer>(backing_mem.get());
backing_buf->open(QIODevice::ReadOnly);
animation = std::make_unique<QMovie>(backing_buf.get(), QByteArray("GIF"));
animation = std::make_unique<QMovie>(backing_buf.get(), QByteArray());
animation->start();
ui->banner->setMovie(animation.get());
#endif
@ -57,14 +113,54 @@ void LoadingScreen::Prepare(Loader::AppLoader& loader) {
map.loadFromData(buffer.data(), buffer.size());
ui->logo->setPixmap(map);
}
OnLoadProgress(VideoCore::LoadCallbackStage::Prepare, 0, 100);
}
void LoadingScreen::OnLoadProgress(std::size_t value, std::size_t total) {
void LoadingScreen::OnLoadProgress(VideoCore::LoadCallbackStage stage, std::size_t value,
std::size_t total) {
using namespace std::chrono;
auto now = high_resolution_clock::now();
// reset the timer if the stage changes
if (stage != previous_stage) {
ui->progress_bar->setStyleSheet(progressbar_style[stage]);
previous_stage = stage;
// reset back to fast shader compiling since the stage changed
slow_shader_compile_start = false;
}
// update the max of the progress bar if the number of shaders change
if (total != previous_total) {
ui->progress_bar->setMaximum(total);
previous_total = total;
}
QString estimate;
// If theres a drastic slowdown in the rate, then display an estimate
if (now - previous_time > milliseconds{20}) {
if (!slow_shader_compile_start) {
slow_shader_start = high_resolution_clock::now();
slow_shader_compile_start = true;
slow_shader_first_value = value;
}
// only calculate an estimate time after a second has passed since stage change
auto diff = duration_cast<milliseconds>(now - slow_shader_start);
if (diff > seconds{1}) {
auto eta_mseconds =
static_cast<long>(static_cast<double>(total - slow_shader_first_value) /
(value - slow_shader_first_value) * diff.count());
estimate =
tr("Estimated Time %1")
.arg(QTime(0, 0, 0, 0)
.addMSecs(std::max<long>(eta_mseconds - diff.count() + 1000, 1000))
.toString("mm:ss"));
}
}
// update labels and progress bar
ui->stage->setText(stage_translations[stage].arg(value).arg(total));
ui->value->setText(estimate);
ui->progress_bar->setValue(value);
previous_time = now;
}
void LoadingScreen::paintEvent(QPaintEvent* event) {

26
src/yuzu/loading_screen.h
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@ -4,7 +4,9 @@
#pragma once
#include <chrono>
#include <memory>
#include <QString>
#include <QWidget>
#if !QT_CONFIG(movie)
@ -19,6 +21,10 @@ namespace Ui {
class LoadingScreen;
}
namespace VideoCore {
enum class LoadCallbackStage;
}
class QBuffer;
class QByteArray;
class QMovie;
@ -39,11 +45,14 @@ public:
/// used resources such as the logo and banner.
void Clear();
void OnLoadProgress(VideoCore::LoadCallbackStage stage, std::size_t value, std::size_t total);
// In order to use a custom widget with a stylesheet, you need to override the paintEvent
// See https://wiki.qt.io/How_to_Change_the_Background_Color_of_QWidget
void paintEvent(QPaintEvent* event) override;
void OnLoadProgress(std::size_t value, std::size_t total);
signals:
void LoadProgress(VideoCore::LoadCallbackStage stage, std::size_t value, std::size_t total);
private:
#ifndef YUZU_QT_MOVIE_MISSING
@ -53,4 +62,19 @@ private:
#endif
std::unique_ptr<Ui::LoadingScreen> ui;
std::size_t previous_total = 0;
VideoCore::LoadCallbackStage previous_stage;
// Definitions for the differences in text and styling for each stage
std::unordered_map<VideoCore::LoadCallbackStage, const char*> progressbar_style;
std::unordered_map<VideoCore::LoadCallbackStage, QString> stage_translations;
// newly generated shaders are added to the end of the file, so when loading and compiling
// shaders, it will start quickly but end slow if new shaders were added since previous launch.
// These variables are used to detect the change in speed so we can generate an ETA
bool slow_shader_compile_start = false;
std::chrono::high_resolution_clock::time_point slow_shader_start;
std::chrono::high_resolution_clock::time_point previous_time;
std::size_t slow_shader_first_value = 0;
};
Q_DECLARE_METATYPE(VideoCore::LoadCallbackStage);

71
src/yuzu/loading_screen.ui
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@ -43,20 +43,81 @@
</widget>
</item>
<item>
<layout class="QHBoxLayout" name="horizontalLayout">
<item>
<widget class="QProgressBar" name="progress_bar">
<layout class="QVBoxLayout" name="verticalLayout" stretch="1,0,1">
<property name="spacing">
<number>15</number>
</property>
<property name="sizeConstraint">
<enum>QLayout::SetNoConstraint</enum>
</property>
<item alignment="Qt::AlignHCenter|Qt::AlignBottom">
<widget class="QLabel" name="stage">
<property name="sizePolicy">
<sizepolicy hsizetype="Minimum" vsizetype="Minimum">
<horstretch>0</horstretch>
<verstretch>0</verstretch>
</sizepolicy>
</property>
<property name="styleSheet">
<string notr="true">font-size: 26px;</string>
<string notr="true">background-color: black; color: white;
font: 75 20pt &quot;Arial&quot;;</string>
</property>
<property name="text">
<string>Loading Shaders 387 / 1628</string>
</property>
</widget>
</item>
<item alignment="Qt::AlignHCenter|Qt::AlignTop">
<widget class="QProgressBar" name="progress_bar">
<property name="sizePolicy">
<sizepolicy hsizetype="Expanding" vsizetype="Preferred">
<horstretch>0</horstretch>
<verstretch>0</verstretch>
</sizepolicy>
</property>
<property name="minimumSize">
<size>
<width>500</width>
<height>40</height>
</size>
</property>
<property name="styleSheet">
<string notr="true">QProgressBar {
color: white;
border: 2px solid white;
outline-color: black;
border-radius: 20px;
}
QProgressBar::chunk {
background-color: white;
border-radius: 15px;
}</string>
</property>
<property name="value">
<number>0</number>
<number>50</number>
</property>
<property name="textVisible">
<bool>false</bool>
</property>
<property name="format">
<string>Loading Shaders %v out of %m</string>
</property>
</widget>
</item>
<item alignment="Qt::AlignHCenter|Qt::AlignTop">
<widget class="QLabel" name="value">
<property name="toolTip">
<string notr="true"/>
</property>
<property name="styleSheet">
<string notr="true">background-color: black; color: white;
font: 75 15pt &quot;Arial&quot;;</string>
</property>
<property name="text">
<string>Stage 1 of 2. Estimate Time 5m 4s</string>
</property>
</widget>
</item>
</layout>
</item>
<item alignment="Qt::AlignRight|Qt::AlignBottom">