dolphin/Source/Core/VideoBackends/Vulkan/SwapChain.h

102 lines
2.8 KiB
C++

// Copyright 2016 Dolphin Emulator Project
// Licensed under GPLv2+
// Refer to the license.txt file included.
#pragma once
#include <memory>
#include <vector>
#include "Common/CommonTypes.h"
#include "VideoBackends/Vulkan/Constants.h"
#include "VideoBackends/Vulkan/Texture2D.h"
namespace Vulkan
{
class CommandBufferManager;
class ObjectCache;
class SwapChain
{
public:
SwapChain(void* native_handle, VkSurfaceKHR surface, bool vsync);
~SwapChain();
// Creates a vulkan-renderable surface for the specified window handle.
static VkSurfaceKHR CreateVulkanSurface(VkInstance instance, void* hwnd);
// Create a new swap chain from a pre-existing surface.
static std::unique_ptr<SwapChain> Create(void* native_handle, VkSurfaceKHR surface, bool vsync);
void* GetNativeHandle() const { return m_native_handle; }
VkSurfaceKHR GetSurface() const { return m_surface; }
VkSurfaceFormatKHR GetSurfaceFormat() const { return m_surface_format; }
bool IsVSyncEnabled() const { return m_vsync_enabled; }
bool IsStereoEnabled() const { return m_layers == 2; }
VkSwapchainKHR GetSwapChain() const { return m_swap_chain; }
VkRenderPass GetRenderPass() const { return m_render_pass; }
u32 GetWidth() const { return m_width; }
u32 GetHeight() const { return m_height; }
u32 GetCurrentImageIndex() const { return m_current_swap_chain_image_index; }
VkImage GetCurrentImage() const
{
return m_swap_chain_images[m_current_swap_chain_image_index].image;
}
Texture2D* GetCurrentTexture() const
{
return m_swap_chain_images[m_current_swap_chain_image_index].texture.get();
}
VkFramebuffer GetCurrentFramebuffer() const
{
return m_swap_chain_images[m_current_swap_chain_image_index].framebuffer;
}
VkResult AcquireNextImage(VkSemaphore available_semaphore);
bool RecreateSurface(void* native_handle);
bool ResizeSwapChain();
bool RecreateSwapChain();
// Change vsync enabled state. This may fail as it causes a swapchain recreation.
bool SetVSync(bool enabled);
private:
bool SelectSurfaceFormat();
bool SelectPresentMode();
bool CreateSwapChain();
void DestroySwapChain();
bool CreateRenderPass();
bool SetupSwapChainImages();
void DestroySwapChainImages();
void DestroySurface();
struct SwapChainImage
{
VkImage image;
std::unique_ptr<Texture2D> texture;
VkFramebuffer framebuffer;
};
void* m_native_handle;
VkSurfaceKHR m_surface = VK_NULL_HANDLE;
VkSurfaceFormatKHR m_surface_format = {};
VkPresentModeKHR m_present_mode = VK_PRESENT_MODE_RANGE_SIZE_KHR;
bool m_vsync_enabled;
VkSwapchainKHR m_swap_chain = VK_NULL_HANDLE;
std::vector<SwapChainImage> m_swap_chain_images;
u32 m_current_swap_chain_image_index = 0;
VkRenderPass m_render_pass = VK_NULL_HANDLE;
u32 m_width = 0;
u32 m_height = 0;
u32 m_layers = 0;
};
} // namespace Vulkan