115 lines
3.5 KiB
C++
115 lines
3.5 KiB
C++
// Copyright 2016 Dolphin Emulator Project
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// Licensed under GPLv2+
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// Refer to the license.txt file included.
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#pragma once
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#include <memory>
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#include <vector>
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#include "Common/CommonTypes.h"
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#include "Common/WindowSystemInfo.h"
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#include "VideoBackends/Vulkan/Constants.h"
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#include "VideoCommon/TextureConfig.h"
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namespace Vulkan
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{
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class CommandBufferManager;
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class ObjectCache;
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class VKTexture;
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class VKFramebuffer;
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class SwapChain
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{
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public:
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SwapChain(const WindowSystemInfo& wsi, VkSurfaceKHR surface, bool vsync);
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~SwapChain();
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// Creates a vulkan-renderable surface for the specified window handle.
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static VkSurfaceKHR CreateVulkanSurface(VkInstance instance, const WindowSystemInfo& wsi);
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// Create a new swap chain from a pre-existing surface.
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static std::unique_ptr<SwapChain> Create(const WindowSystemInfo& wsi, VkSurfaceKHR surface,
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bool vsync);
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VkSurfaceKHR GetSurface() const { return m_surface; }
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VkSurfaceFormatKHR GetSurfaceFormat() const { return m_surface_format; }
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AbstractTextureFormat GetTextureFormat() const { return m_texture_format; }
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bool IsVSyncEnabled() const { return m_vsync_enabled; }
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bool IsStereoEnabled() const { return m_layers == 2; }
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VkSwapchainKHR GetSwapChain() const { return m_swap_chain; }
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u32 GetWidth() const { return m_width; }
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u32 GetHeight() const { return m_height; }
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u32 GetCurrentImageIndex() const { return m_current_swap_chain_image_index; }
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VkImage GetCurrentImage() const
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{
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return m_swap_chain_images[m_current_swap_chain_image_index].image;
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}
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VKTexture* GetCurrentTexture() const
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{
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return m_swap_chain_images[m_current_swap_chain_image_index].texture.get();
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}
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VKFramebuffer* GetCurrentFramebuffer() const
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{
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return m_swap_chain_images[m_current_swap_chain_image_index].framebuffer.get();
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}
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VkResult AcquireNextImage();
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bool RecreateSurface(void* native_handle);
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bool ResizeSwapChain();
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bool RecreateSwapChain();
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// Change vsync enabled state. This may fail as it causes a swapchain recreation.
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bool SetVSync(bool enabled);
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// Is exclusive fullscreen supported?
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bool IsFullscreenSupported() const { return m_fullscreen_supported; }
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// Retrieves the "next" fullscreen state. Safe to call off-thread.
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bool GetCurrentFullscreenState() const { return m_current_fullscreen_state; }
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bool GetNextFullscreenState() const { return m_next_fullscreen_state; }
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void SetNextFullscreenState(bool state) { m_next_fullscreen_state = state; }
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// Updates the fullscreen state. Must call on-thread.
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bool SetFullscreenState(bool state);
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private:
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bool SelectSurfaceFormat();
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bool SelectPresentMode();
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bool CreateSwapChain();
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void DestroySwapChain();
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bool SetupSwapChainImages();
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void DestroySwapChainImages();
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void DestroySurface();
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struct SwapChainImage
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{
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VkImage image;
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std::unique_ptr<VKTexture> texture;
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std::unique_ptr<VKFramebuffer> framebuffer;
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};
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WindowSystemInfo m_wsi;
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VkSurfaceKHR m_surface = VK_NULL_HANDLE;
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VkSurfaceFormatKHR m_surface_format = {};
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VkPresentModeKHR m_present_mode = VK_PRESENT_MODE_RANGE_SIZE_KHR;
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AbstractTextureFormat m_texture_format = AbstractTextureFormat::Undefined;
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bool m_vsync_enabled = false;
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bool m_fullscreen_supported = false;
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bool m_current_fullscreen_state = false;
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bool m_next_fullscreen_state = false;
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VkSwapchainKHR m_swap_chain = VK_NULL_HANDLE;
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std::vector<SwapChainImage> m_swap_chain_images;
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u32 m_current_swap_chain_image_index = 0;
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u32 m_width = 0;
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u32 m_height = 0;
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u32 m_layers = 0;
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};
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} // namespace Vulkan
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