gui_system_vulkan.hpp

// Copyright Take Vos 2020.
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE_1_0.txt or copy at https://www.boost.org/LICENSE_1_0.txt)
 
#pragma once
 
#include "gui_system.hpp"
#include <vulkan/vulkan.hpp>
 
namespace tt {
 
class gui_system_vulkan : public gui_system {
protected:
 
    vk::DispatchLoaderDynamic _loader;
 
    vk::DebugUtilsMessengerEXT debugUtilsMessager;
 
public:
    vk::Instance intrinsic;
 
    std::vector<const char *> requiredExtensions;
 
    std::vector<const char *> requiredLayers;
 
    vk::PhysicalDeviceFeatures requiredFeatures;
 
    vk::PhysicalDeviceLimits requiredLimits;
 
    vk::ApplicationInfo applicationInfo;
 
    gui_system_vulkan(std::weak_ptr<gui_system_delegate> const &delegate, const std::vector<const char *> extensions);
    ~gui_system_vulkan();
 
    gui_system_vulkan(const gui_system_vulkan &) = delete;
    gui_system_vulkan &operator=(const gui_system_vulkan &) = delete;
    gui_system_vulkan(gui_system_vulkan &&) = delete;
    gui_system_vulkan &operator=(gui_system_vulkan &&) = delete;
 
    void init() noexcept(false) override;
 
    vk::DispatchLoaderDynamic loader() const noexcept {
        ttlet lock = std::scoped_lock(gui_system_mutex);
        return _loader;
    }
 
    void destroySurfaceKHR(vk::SurfaceKHR surface) {
        ttlet lock = std::scoped_lock(gui_system_mutex);
        intrinsic.destroySurfaceKHR(surface);
    }
 
    static VkBool32 debugUtilsMessageCallback(
        VkDebugUtilsMessageSeverityFlagBitsEXT messageSeverity,
        VkDebugUtilsMessageTypeFlagsEXT messageType,
        const VkDebugUtilsMessengerCallbackDataEXT* pCallbackData,
        void* pUserData);
};
 
}