Jiga228
138 lines
4.7 KiB
C++
138 lines
4.7 KiB
C++
#pragma once
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#include "RenderEngineBase.hpp"
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#include "ModelManager.hpp"
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#include <vector>
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#include <string>
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#include <memory>
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#define GLM_FORCE_RADIANS
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#include <mutex>
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#include <glm/glm.hpp>
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#include "VkObjects/Instance.hpp"
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#include "VkObjects/PhysicalDevice.hpp"
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#include "VkObjects/Surface.hpp"
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class Camera;
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class GPU_GarbageCollector;
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#define GET_RENDER_ENGINE static_cast<UwURenderEngine*>(GetWorld()->GetGameInstance().GetCore().GetRenderEngine())
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class UwURenderEngine : public RenderEngineBase
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{
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struct SwapchainSupportDetails
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{
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std::vector<VkSurfaceFormatKHR> formats;
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std::vector<VkPresentModeKHR> present_modes;
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VkSurfaceCapabilitiesKHR capabilities;
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};
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struct UniformBufferObject {
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glm::mat4 model;
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glm::mat4 view;
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glm::mat4 proj;
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};
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const std::vector<ModelManager::Vertex> vertices_ = {
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{{-0.5f, -0.5f, 0.5f}, {1.0f, 0.0f, 0.0f}},
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{{0.5f, -0.5f, 0.5f}, {0.0f, 1.0f, 0.0f}},
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{{0.5f, 0.5f, 0.5f}, {0.0f, 0.0f, 1.0f}},
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{{-0.5f, 0.5f, 0.5f}, {1.0f, 1.0f, 1.0f}},
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{{-0.5f, -0.5f, -0.5f}, {1.0f, 0.0f, 0.0f}},
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{{0.5f, -0.5f, -0.5f}, {0.0f, 1.0f, 0.0f}},
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{{0.5f, 0.5f, -0.5f}, {0.0f, 0.0f, 1.0f}},
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{{-0.5f, 0.5f, -0.5f}, {1.0f, 1.0f, 1.0f}}
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};
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const std::vector<uint16_t> indices_ = {
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0, 1, 2, 2, 3, 0,
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2, 1, 5, 5, 6, 2,
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0, 3, 7, 7, 4, 0,
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3, 2, 6, 6, 7, 3,
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7, 6, 5, 5, 4, 7,
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4, 5, 1, 1, 0, 4
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};
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static const std::vector<const char*> deviceExtensions;
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// Counting frame from the beginning
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unsigned int current_frame_ = 0;
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CoreInstance& core_;
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std::shared_ptr<ModelManager> model_manager_;
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std::shared_ptr<GPU_GarbageCollector> garbage_collector_;
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std::weak_ptr<Camera> active_camera_;
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std::mutex m_active_camera_;
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VkObjects::Instance instance_;
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VkObjects::Surface surface_;
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VkObjects::PhysicalDevice physical_device_;
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//VkPhysicalDevice physical_device_ = VK_NULL_HANDLE;
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VkDevice device_ = VK_NULL_HANDLE;
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VkQueue graphics_queue_ = VK_NULL_HANDLE;
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VkQueue present_queue_ = VK_NULL_HANDLE;
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VkQueue transfer_queue_ = VK_NULL_HANDLE;
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VkSwapchainKHR swapchain_ = VK_NULL_HANDLE;
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std::vector<VkImage> swapchain_images_;
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VkFormat swapchain_image_format_;
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VkExtent2D swapchain_extent_;
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std::vector<VkImageView> swapchain_image_views_;
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VkRenderPass render_pass_ = VK_NULL_HANDLE;
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VkDescriptorSetLayout ubo_layout_binding_ = VK_NULL_HANDLE;
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VkDescriptorPool descriptor_pool_ = VK_NULL_HANDLE;
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std::vector<VkDescriptorSet> descriptor_sets_;
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VkPipelineLayout pipeline_layout_ = VK_NULL_HANDLE;
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VkPipeline graphics_pipeline_ = VK_NULL_HANDLE;
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std::vector<VkFramebuffer> framebuffers_;
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VkCommandPool command_pool_ = VK_NULL_HANDLE;
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std::vector<VkCommandBuffer> command_buffers_;
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VkBuffer vertex_buffer_ = VK_NULL_HANDLE;
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VkDeviceMemory vertex_buffer_memory_ = VK_NULL_HANDLE;
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VkBuffer index_buffer_ = VK_NULL_HANDLE;
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VkDeviceMemory index_buffer_memory_ = VK_NULL_HANDLE;
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std::vector<VkBuffer> uniform_buffers_;
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std::vector<VkDeviceMemory> uniform_buffers_memory_;
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std::vector<void*> uniform_buffers_mapped_;
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// Sync objects
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std::vector<VkSemaphore> image_available_semaphores_, render_finished_semaphores_;
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std::vector<VkFence> in_flight_fences_;
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SwapchainSupportDetails query_swapchain_details() const;
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static VkSurfaceFormatKHR choose_surface_format(const std::vector<VkSurfaceFormatKHR>& surface_formats);
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static VkPresentModeKHR choose_present_mode(const std::vector<VkPresentModeKHR>& present_modes, VkPresentModeKHR desired_present_mode);
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VkShaderModule create_shader_module(const std::string& code) const;
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void create_logical_device();
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void create_swapchain();
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void create_image_views();
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void create_render_pass();
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void create_description_set_layout();
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void create_uniform_buffers();
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void create_descriptor_pool();
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void create_descriptor_sets();
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void create_graphics_pipeline();
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void create_framebuffers();
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void create_command_pool();
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void allocate_command_buffers();
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void create_sync_objects();
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void allocate_vertex_buffer();
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void allocate_index_buffer();
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void record_command_buffer(VkCommandBuffer command_buffer, uint32_t image_index) const;
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void update_uniform_buffer(uint32_t current_frame) const;
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void draw_frame();
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public:
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// Can throw the exception
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explicit UwURenderEngine(CoreInstance& core);
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~UwURenderEngine() override;
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void start() override;
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void stop_render() const override;
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std::shared_ptr<ModelManager> GetModelManager() const { return model_manager_; }
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void SetActiveCamera(std::weak_ptr<Camera> camera);
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};
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