106 lines
2.2 KiB
C++
106 lines
2.2 KiB
C++
#pragma once
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#include <thread>
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#include <atomic>
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#include <cstdint>
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#include <Boost/lockfree/spsc_queue.hpp>
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#include <SDL2/SDL.h>
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#include <SDL2/SDL_vulkan.h>
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#include <vulkan/vulkan.hpp>
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#include <RmlUi/Core.h>
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#ifdef VALIDATION_LAYER_ON
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#define VALIDATION_LAYER "VK_LAYER_KHRONOS_validation"
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#else
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#define VALIDATION_LAYER
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#endif
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// GPU properties priority for selection
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#define GPU_DISCRETE_PRIORITY 1000
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#define GPU_GRAPHICS_WITH_PRESENT_PRIORITY 500
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#define GPU_B8G8R8_SRGB_PRIORITY 10
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#define QUEUE_FAMILY_NO_VALUE UINT32_MAX
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struct RenderCommand
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{
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enum Type
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{
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NONE,
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//STORE screenHeight and screenWidth BEFORE request
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RESIZE_WINDOW,
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SHUTDOWN
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} type = NONE;
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};
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struct QueueFamiliesBundle
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{
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uint32_t graphics = QUEUE_FAMILY_NO_VALUE;
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uint32_t present = QUEUE_FAMILY_NO_VALUE;
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};
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struct QueuesBundle
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{
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VkQueue graphics;
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VkQueue present;
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};
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struct SurfaceInfo
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{
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VkSurfaceCapabilitiesKHR capabilities;
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std::vector<VkSurfaceFormatKHR> availableFormats;
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std::vector<VkPresentModeKHR> availablePresentModes;
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VkSurfaceFormatKHR format;
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VkPresentModeKHR presentMode;
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VkExtent2D extent;
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};
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class Renderer
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{
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private:
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std::stop_token *stoken;
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std::jthread renderThread;
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SDL_Window *window;
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VkInstance vulkan;
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VkSurfaceKHR surface;
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VkPhysicalDevice gpu;
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VkDevice device;
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VkSwapchainKHR swapchain;
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std::vector<VkImage> frames;
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std::vector<VkImageView> frameViews;
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SurfaceInfo surfaceInfo;
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QueueFamiliesBundle queueFamilies;
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QueuesBundle queues;
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const float defaultQueuePriority = 1.0f;
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Rml::Context *uiContext;
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boost::lockfree::spsc_queue<RenderCommand, boost::lockfree::capacity<512>> commands;
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void InitVulkan();
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void SetupDevice();
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void SetupSwapchain();
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void Threading();
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void Loop();
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void ProcessCommand(const RenderCommand &command);
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void Release();
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public:
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std::atomic<bool> isRunning;
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std::atomic<int> screenWidth, screenHeight;
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Renderer(SDL_Window *window);
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~Renderer();
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void Start();
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void Shutdown();
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void Request(const RenderCommand &command);
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void Request(RenderCommand::Type type);
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}; |