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Remove rounded corners on emulation render window

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On Windows 11, when playing windowed in a separate window/widget from the main emulator window, we don't want the window to have rounded corners, as it prevents the corner pixels from being visible
This commit is contained in:
Filoppi 2024-04-28 04:28:58 +03:00
commit 91067044f1
3 changed files with 30 additions and 1 deletions
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17
Source/Core/DolphinQt/RenderWidget.cpp
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@ -37,6 +37,7 @@
#ifdef _WIN32
#include <Windows.h>
#include <dwmapi.h>
#endif
RenderWidget::RenderWidget(QWidget* parent) : QWidget(parent)
@ -69,7 +70,7 @@ RenderWidget::RenderWidget(QWidget* parent) : QWidget(parent)
// (which results in them not getting called)
connect(this, &RenderWidget::StateChanged, Host::GetInstance(), &Host::SetRenderFullscreen,
Qt::DirectConnection);
connect(this, &RenderWidget::HandleChanged, Host::GetInstance(), &Host::SetRenderHandle,
connect(this, &RenderWidget::HandleChanged, this, &RenderWidget::OnHandleChanged,
Qt::DirectConnection);
connect(this, &RenderWidget::SizeChanged, Host::GetInstance(), &Host::ResizeSurface,
Qt::DirectConnection);
@ -133,6 +134,20 @@ void RenderWidget::dropEvent(QDropEvent* event)
State::LoadAs(Core::System::GetInstance(), path.toStdString());
}
void RenderWidget::OnHandleChanged(void* handle)
{
if (handle)
{
#ifdef _WIN32
// Remove rounded corners from the render window on Windows 11
const DWM_WINDOW_CORNER_PREFERENCE corner_preference = DWMWCP_DONOTROUND;
DwmSetWindowAttribute(reinterpret_cast<HWND>(handle), DWMWA_WINDOW_CORNER_PREFERENCE,
&corner_preference, sizeof(corner_preference));
#endif
}
Host::GetInstance()->SetRenderHandle(handle);
}
void RenderWidget::OnHideCursorChanged()
{
UpdateCursor();