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HostDisplay: Add threaded presentation for Vulkan renderer

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Can add a significant speedup for fast forward. Automatically disabled
when vsync is enabled.
This commit is contained in:
Connor McLaughlin
2020-12-26 23:22:24 +10:00
parent 1a6a14fcd4
commit 702ed21207
29 changed files with 241 additions and 76 deletions
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10
src/duckstation-qt/displaysettingswidget.cpp
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@ -34,6 +34,8 @@ DisplaySettingsWidget::DisplaySettingsWidget(QtHostInterface* host_interface, QW
"IntegerScaling");
SettingWidgetBinder::BindWidgetToBoolSetting(m_host_interface, m_ui.vsync, "Display", "VSync");
SettingWidgetBinder::BindWidgetToBoolSetting(m_host_interface, m_ui.gpuThread, "GPU", "UseThread", true);
SettingWidgetBinder::BindWidgetToBoolSetting(m_host_interface, m_ui.threadedPresentation, "GPU",
"ThreadedPresentation", true);
SettingWidgetBinder::BindWidgetToBoolSetting(m_host_interface, m_ui.showOSDMessages, "Display", "ShowOSDMessages",
true);
SettingWidgetBinder::BindWidgetToBoolSetting(m_host_interface, m_ui.showFPS, "Display", "ShowFPS", false);
@ -85,6 +87,9 @@ DisplaySettingsWidget::DisplaySettingsWidget(QtHostInterface* host_interface, QW
m_ui.vsync, tr("VSync"), tr("Checked"),
tr("Enable this option to match DuckStation's refresh rate with your current monitor or screen. "
"VSync is automatically disabled when it is not possible (e.g. running at non-100% speed)."));
dialog->registerWidgetHelp(m_ui.threadedPresentation, tr("Threaded Presentation"), tr("Checked"),
tr("Presents frames on a background thread when fast forwarding or vsync is disabled. "
"This can measurably improve performance in the Vulkan renderer."));
dialog->registerWidgetHelp(m_ui.gpuThread, tr("Threaded Rendering"), tr("Checked"),
tr("Uses a second thread for drawing graphics. Currently only available for the software "
"renderer, but can provide a significant speed improvement, and is safe to use."));
@ -104,7 +109,7 @@ DisplaySettingsWidget::DisplaySettingsWidget(QtHostInterface* host_interface, QW
{
QCheckBox* cb = new QCheckBox(tr("Use Blit Swap Chain"), m_ui.basicGroupBox);
SettingWidgetBinder::BindWidgetToBoolSetting(m_host_interface, cb, "Display", "UseBlitSwapChain", false);
m_ui.basicCheckboxGridLayout->addWidget(cb, 1, 0, 1, 1);
m_ui.basicCheckboxGridLayout->addWidget(cb, 1, 1, 1, 1);
dialog->registerWidgetHelp(cb, tr("Use Blit Swap Chain"), tr("Unchecked"),
tr("Uses a blit presentation model instead of flipping when using the Direct3D 11 "
"renderer. This usually results in slower performance, but may be required for some "
@ -141,6 +146,7 @@ void DisplaySettingsWidget::populateGPUAdaptersAndResolutions()
std::vector<std::string> adapter_names;
std::vector<std::string> fullscreen_modes;
bool thread_supported = false;
bool threaded_presentation_supported = false;
switch (static_cast<GPURenderer>(m_ui.renderer->currentIndex()))
{
#ifdef WIN32
@ -155,6 +161,7 @@ void DisplaySettingsWidget::populateGPUAdaptersAndResolutions()
case GPURenderer::HardwareVulkan:
adapter_names = FrontendCommon::VulkanHostDisplay::EnumerateAdapterNames();
threaded_presentation_supported = true;
break;
case GPURenderer::Software:
@ -207,6 +214,7 @@ void DisplaySettingsWidget::populateGPUAdaptersAndResolutions()
}
m_ui.gpuThread->setEnabled(thread_supported);
m_ui.threadedPresentation->setEnabled(threaded_presentation_supported);
}
void DisplaySettingsWidget::onGPUAdapterIndexChanged()