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https://github.com/RetroDECK/Duckstation.git
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75 lines
2.4 KiB
C++
75 lines
2.4 KiB
C++
#pragma once
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// GLAD has to come first so that Qt doesn't pull in the system GL headers, which are incompatible with glad.
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#include <glad.h>
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// Hack to prevent Apple's glext.h headers from getting included via qopengl.h, since we still want to use glad.
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#ifdef __APPLE__
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#define __glext_h_
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#endif
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#include "common/gl/context.h"
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#include "common/gl/program.h"
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#include "common/gl/texture.h"
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#include "common/window_info.h"
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#include "core/host_display.h"
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#include "qtdisplaywidget.h"
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#include "qthostdisplay.h"
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#include <memory>
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class QtHostInterface;
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class OpenGLHostDisplay final : public QtHostDisplay
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{
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public:
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OpenGLHostDisplay(QtHostInterface* host_interface);
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~OpenGLHostDisplay();
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QtDisplayWidget* createWidget(QWidget* parent) override;
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bool hasDeviceContext() const override;
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bool createDeviceContext(bool debug_device) override;
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bool initializeDeviceContext(bool debug_device) override;
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bool activateDeviceContext() override;
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void deactivateDeviceContext() override;
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void destroyDeviceContext() override;
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bool createSurface() override;
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void destroySurface();
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RenderAPI GetRenderAPI() const override;
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void* GetRenderDevice() const override;
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void* GetRenderContext() const override;
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void WindowResized(s32 new_window_width, s32 new_window_height) override;
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std::unique_ptr<HostDisplayTexture> CreateTexture(u32 width, u32 height, const void* initial_data,
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u32 initial_data_stride, bool dynamic) override;
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void UpdateTexture(HostDisplayTexture* texture, u32 x, u32 y, u32 width, u32 height, const void* texture_data,
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u32 texture_data_stride) override;
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bool DownloadTexture(const void* texture_handle, u32 x, u32 y, u32 width, u32 height, void* out_data,
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u32 out_data_stride) override;
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void SetVSync(bool enabled) override;
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void Render() override;
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private:
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const char* GetGLSLVersionString() const;
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std::string GetGLSLVersionHeader() const;
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WindowInfo getWindowInfo() const;
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bool createImGuiContext() override;
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void destroyImGuiContext() override;
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bool createDeviceResources() override;
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void destroyDeviceResources() override;
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void renderDisplay();
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std::unique_ptr<GL::Context> m_gl_context = nullptr;
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GL::Program m_display_program;
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GLuint m_display_vao = 0;
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GLuint m_display_nearest_sampler = 0;
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GLuint m_display_linear_sampler = 0;
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};
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