VulkanDevice.h

/*
 * Vulkan device class
 *
 * Encapsulates a physical Vulkan device and its logical representation
 *
 * Copyright (C) 2016-2023 by Sascha Willems - www.saschawillems.de
 *
 * This code is licensed under the MIT license (MIT) (http://opensource.org/licenses/MIT)
 */
 
#pragma once
 
#include "VulkanTools.h"
#include "Allocation.h"
#include "vulkan/vulkan.h"
#include <algorithm>
#include <assert.h>
#include <exception>
 
constexpr int VULKAN_VENDOR_ID_AMD = 0x1002;
 
namespace vks
{
struct VulkanDevice
{
    VkPhysicalDevice physicalDevice;
    VkDevice logicalDevice;
    VkPhysicalDeviceProperties properties;
    VkPhysicalDeviceFeatures features;
    VkPhysicalDeviceFeatures enabledFeatures; // TODO: how to initialize this?
    VkPhysicalDeviceMemoryProperties memoryProperties;
    std::vector<VkQueueFamilyProperties> queueFamilyProperties;
    std::vector<std::string> supportedExtensions;
    VkCommandPool graphicsCommandPool = VK_NULL_HANDLE;
    VkCommandPool transferCommandPool = VK_NULL_HANDLE;
    VkCommandPool computeCommandPool = VK_NULL_HANDLE; // VKTODO: this is not assigned yet
    struct
    {
        uint32_t graphics{ VK_QUEUE_FAMILY_IGNORED };
        uint32_t compute{ VK_QUEUE_FAMILY_IGNORED };
        uint32_t transfer{ VK_QUEUE_FAMILY_IGNORED };
    } queueFamilyIndices;
    operator VkDevice() const
    {
        return logicalDevice;
    };
    explicit VulkanDevice(VkPhysicalDevice physicalDevice);
    ~VulkanDevice();
    uint32_t        getMemoryType(uint32_t typeBits, VkMemoryPropertyFlags properties, VkBool32 *memTypeFound = nullptr) const;
    uint32_t        getQueueFamilyIndex(VkQueueFlags queueFlags) const;
    VkResult        createLogicalDevice(VkPhysicalDeviceFeatures enabledFeatures, std::vector<const char *> enabledExtensions, void *pNextChain, bool useSwapChain = true, VkQueueFlags requestedQueueTypes = VK_QUEUE_GRAPHICS_BIT | VK_QUEUE_COMPUTE_BIT);
    VkCommandPool   createCommandPool(uint32_t queueFamilyIndex, VkCommandPoolCreateFlags createFlags = VK_COMMAND_POOL_CREATE_RESET_COMMAND_BUFFER_BIT);
    VkCommandBuffer createCommandBuffer(VkCommandPool pool, VkCommandBufferLevel level, bool begin = false);
    void            flushCommandBuffer(VkCommandBuffer commandBuffer, VkQueue queue, VkCommandPool pool, bool free = true);
    bool            extensionSupported(std::string extension);
};
}        // namespace vks