VkSystem.h

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#pragma once
#include "Platform.h"
#include "vulkan/vulkan.h"
 
#include <vector>
#include <string>
 
#if defined(VK_USE_PLATFORM_ANDROID_KHR)
#include <android_native_app_glue.h>
#endif
 
namespace dyno 
{
    class VkContext;
 
    class VkSystem {
 
    public:
        static VkSystem* instance();
 
        VkContext* currentContext() { return ctx; }
 
        bool initialize(bool enableValidation = false);
#if defined(VK_USE_PLATFORM_ANDROID_KHR)
        bool initialize(android_app* state);
#endif
        VkInstance instanceHandle() { return vkInstance; }
 
        void enableMemoryPool(bool enableMemPool = false) {
            useMemoryPool = enableMemPool;
        }
 
        VkPhysicalDeviceProperties getDeviceProperties() {
            return deviceProperties;
        }
 
        VkPhysicalDevice getPhysicalDevice() {
            return physicalDevice;
        }
 
    private:
        VkSystem();
        ~VkSystem();

        VkResult createVulkanInstance();

        VkContext* ctx = nullptr;
 
        bool validation;
        bool useMemoryPool = true;
        std::string name = "Vulkan";
        uint32_t apiVersion = VK_API_VERSION_1_2;

        VkInstance vkInstance;
        VkPhysicalDevice physicalDevice;
        VkPhysicalDeviceProperties deviceProperties;
        VkPhysicalDeviceFeatures deviceFeatures;
        VkPhysicalDeviceMemoryProperties deviceMemoryProperties;
        VkPhysicalDeviceFeatures enabledFeatures{};
        void* deviceCreatepNextChain = nullptr;
 
        VkDebugUtilsMessengerEXT debugUtilsMessenger = nullptr;
                
    public:
        std::vector<const char*> enabledDeviceExtensions;
        std::vector<const char*> enabledInstanceExtensions;
 
    };
}