702ed21207
Can add a significant speedup for fast forward. Automatically disabled when vsync is enabled.
45 lines
1.3 KiB
C++
45 lines
1.3 KiB
C++
#pragma once
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#include "common/vulkan/texture.h"
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#include "frontend-common/vulkan_host_display.h"
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#include "libretro.h"
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#define HAVE_VULKAN
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#include "libretro_vulkan.h"
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class LibretroVulkanHostDisplay final : public FrontendCommon::VulkanHostDisplay
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{
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public:
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LibretroVulkanHostDisplay();
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~LibretroVulkanHostDisplay();
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static bool RequestHardwareRendererContext(retro_hw_render_callback* cb);
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bool CreateRenderDevice(const WindowInfo& wi, std::string_view adapter_name, bool debug_device,
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bool threaded_presentation) override;
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void DestroyRenderDevice() override;
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void ResizeRenderWindow(s32 new_window_width, s32 new_window_height) override;
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bool ChangeRenderWindow(const WindowInfo& new_wi) override;
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void SetVSync(bool enabled) override;
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bool Render() override;
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protected:
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bool CreateResources() override;
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void DestroyResources() override;
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VkRenderPass GetRenderPassForDisplay() const override;
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private:
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static constexpr VkFormat FRAMEBUFFER_FORMAT = VK_FORMAT_R8G8B8A8_UNORM;
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bool CheckFramebufferSize(u32 width, u32 height);
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retro_hw_render_interface_vulkan* m_ri = nullptr;
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Vulkan::Texture m_frame_texture;
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retro_vulkan_image m_frame_view = {};
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VkFramebuffer m_frame_framebuffer = VK_NULL_HANDLE;
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VkRenderPass m_frame_render_pass = VK_NULL_HANDLE;
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};
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