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// Copyright 2017 Dolphin Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
#include "DolphinQt/Config/Graphics/SoftwareRendererWidget.h"
#include <QComboBox>
#include <QGridLayout>
#include <QGroupBox>
#include <QLabel>
#include <QSpinBox>
#include <QVBoxLayout>
#include "Core/Config/GraphicsSettings.h"
#include "Core/Config/MainSettings.h"
#include "Core/ConfigManager.h"
#include "Core/Core.h"
#include "DolphinQt/Config/Graphics/GraphicsBool.h"
#include "DolphinQt/Config/Graphics/GraphicsWindow.h"
#include "DolphinQt/Config/ToolTipControls/ToolTipComboBox.h"
#include "DolphinQt/Settings.h"
#include "UICommon/VideoUtils.h"
#include "VideoCommon/VideoBackendBase.h"
#include "VideoCommon/VideoConfig.h"
SoftwareRendererWidget::SoftwareRendererWidget(GraphicsWindow* parent)
{
CreateWidgets();
LoadSettings();
ConnectWidgets();
AddDescriptions();
emit BackendChanged(QString::fromStdString(Config::Get(Config::MAIN_GFX_BACKEND)));
connect(parent, &GraphicsWindow::BackendChanged, [this] { LoadSettings(); });
connect(&Settings::Instance(), &Settings::EmulationStateChanged, this, [this](Core::State state) {
OnEmulationStateChanged(state != Core::State::Uninitialized);
});
OnEmulationStateChanged(Core::GetState() != Core::State::Uninitialized);
}
void SoftwareRendererWidget::CreateWidgets()
{
auto* main_layout = new QVBoxLayout;
auto* rendering_box = new QGroupBox(tr("Rendering"));
auto* rendering_layout = new QGridLayout();
m_backend_combo = new ToolTipComboBox();
rendering_box->setLayout(rendering_layout);
rendering_layout->addWidget(new QLabel(tr("Backend:")), 1, 1);
rendering_layout->addWidget(m_backend_combo, 1, 2);
for (const auto& backend : VideoBackendBase::GetAvailableBackends())
m_backend_combo->addItem(tr(backend->GetDisplayName().c_str()));
main_layout->addWidget(rendering_box);
main_layout->addStretch();
setLayout(main_layout);
}
void SoftwareRendererWidget::ConnectWidgets()
{
connect(m_backend_combo, qOverload<int>(&QComboBox::currentIndexChanged),
[this](int) { SaveSettings(); });
}
void SoftwareRendererWidget::LoadSettings()
{
for (const auto& backend : VideoBackendBase::GetAvailableBackends())
{
if (backend->GetName() == Config::Get(Config::MAIN_GFX_BACKEND))
{
m_backend_combo->setCurrentIndex(
m_backend_combo->findText(tr(backend->GetDisplayName().c_str())));
}
}
}
void SoftwareRendererWidget::SaveSettings()
{
for (const auto& backend : VideoBackendBase::GetAvailableBackends())
{
if (tr(backend->GetDisplayName().c_str()) == m_backend_combo->currentText())
{
const auto backend_name = backend->GetName();
if (backend_name != Config::Get(Config::MAIN_GFX_BACKEND))
emit BackendChanged(QString::fromStdString(backend_name));
break;
}
}
}
void SoftwareRendererWidget::AddDescriptions()
{
static const char TR_BACKEND_DESCRIPTION[] = QT_TR_NOOP(
"Selects what graphics API to use internally.<br>The software renderer is extremely "
"slow and only useful for debugging, so you'll want to use either Direct3D or "
"OpenGL. Different games and different GPUs will behave differently on each "
"backend, so for the best emulation experience it's recommended to try both and "
"choose the one that's less problematic.<br><br><dolphin_emphasis>If unsure, select "
"OpenGL.</dolphin_emphasis>");
m_backend_combo->SetTitle(tr("Backend"));
m_backend_combo->SetDescription(tr(TR_BACKEND_DESCRIPTION));
}
void SoftwareRendererWidget::OnEmulationStateChanged(bool running)
{
m_backend_combo->setEnabled(!running);
}
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