From c538357107cd07005e01711f07ba5cb608db8718 Mon Sep 17 00:00:00 2001
From: John Preston <johnprestonmail@gmail.com>
Date: Tue, 12 Sep 2023 11:38:06 +0400
Subject: [PATCH] Implement QOpenGLWidget wrong fbo size workaround.

---
 ui/gl/gl_surface.cpp | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/ui/gl/gl_surface.cpp b/ui/gl/gl_surface.cpp
index c9ac213..3900b07 100644
--- a/ui/gl/gl_surface.cpp
+++ b/ui/gl/gl_surface.cpp
@@ -32,6 +32,7 @@ private:
 	void resizeGL(int w, int h) override;
 	void paintEvent(QPaintEvent *e) override;
 	void paintGL() override;
+	bool eventHook(QEvent *e) override;
 	void callDeInit();
 
 	const std::unique_ptr<Renderer> _renderer;
@@ -109,6 +110,14 @@ void SurfaceOpenGL::paintGL() {
 	_renderer->paint(this, *f);
 }
 
+bool SurfaceOpenGL::eventHook(QEvent *e) {
+	const auto result = RpWidgetBase::eventHook(e);
+	if (e->type() == QEvent::ScreenChangeInternal) {
+		_deviceSize = size() * devicePixelRatio();
+	}
+	return result;
+}
+
 void SurfaceOpenGL::callDeInit() {
 	if (!_connection) {
 		return;