mirror of
https://github.com/wheremyfoodat/Panda3DS.git
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c319e59545
* Qt: Add screen resize * Qt: Allocate screen on heap for setCentralWidget * Fix header inclusion order * Switch to std::function for resize callback * rdeepfried
42 lines
1.1 KiB
C++
42 lines
1.1 KiB
C++
#pragma once
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#include <QWidget>
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#include <functional>
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#include <memory>
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#include "gl/context.h"
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#include "window_info.h"
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// OpenGL widget for drawing the 3DS screen
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class ScreenWidget : public QWidget {
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Q_OBJECT
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public:
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using ResizeCallback = std::function<void(u32, u32)>;
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ScreenWidget(ResizeCallback resizeCallback, QWidget* parent = nullptr);
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void resizeEvent(QResizeEvent* event) override;
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// Called by the emulator thread for resizing the actual GL surface, since the emulator thread owns the GL context
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void resizeSurface(u32 width, u32 height);
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GL::Context* getGLContext() { return glContext.get(); }
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// Dimensions of our output surface
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u32 surfaceWidth = 0;
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u32 surfaceHeight = 0;
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WindowInfo windowInfo;
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// Cached "previous" dimensions, used when resizing our window
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u32 previousWidth = 0;
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u32 previousHeight = 0;
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private:
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std::unique_ptr<GL::Context> glContext = nullptr;
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ResizeCallback resizeCallback;
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bool createGLContext();
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qreal devicePixelRatioFromScreen() const;
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int scaledWindowWidth() const;
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int scaledWindowHeight() const;
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std::optional<WindowInfo> getWindowInfo();
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};
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