VulkanContext.h

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/* ----------------------
* Copyright 2023 Université Libre de Bruxelles(ULB), Universidad Politécnica de Madrid(UPM), CREAL, Deutsches Zentrum für Luft - und Raumfahrt(DLR)
 
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at < http://www.apache.org/licenses/LICENSE-2.0>
 
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissionsand
* limitations under the License.
---------------------- */
 
/*****************************************************************/
#ifndef RVSVULKAN_CONTEXT_H
#define RVSVULKAN_CONTEXT_H
 
#include "commonVulkan.h"
 
#include<string>
#include <optional>
 
 
static std::string AppName = "RVS";
static std::string EngineName = "RVS_Vulkan";
 
struct QueueFamilyIndices {
    std::optional<uint32_t> graphicsFamily;
    std::optional<uint32_t> presentFamily;
  std::optional<uint32_t> transferFamily;
    bool isComplete() {
    return graphicsFamily.has_value() && presentFamily.has_value() && transferFamily.has_value();
    }
};
 
class Window;
class WindowAbstract;
class VulkanContext {
public: 
    VulkanContext(WindowAbstract* window);
    void initVulkan();
    void cleanUp();
    bool isInitialized();
 
    QueueFamilyIndices findQueueFamilies(vk::PhysicalDevice device);
    vk::Format findSupportedFormat(const std::vector<vk::Format>& candidates, vk::ImageTiling tiling, vk::FormatFeatureFlags features);
    vk::Format findDepthFormat();
    bool hasStencilComponent(vk::Format format);
 
    bool isIndepFromWindowDimension();
 
    vk::Instance instance;
    vk::PhysicalDevice physicalDevice;
    vk::Device device;
    vk::Queue graphicsQueue;
    vk::Queue presentQueue; 
  vk::Queue transferQueue;
    uint32_t queueFamilyIndex=0;
 
  uint32_t transferQueueFamilyIndex = 0;
 
#ifdef __ANDROID__
#ifdef USE_OPENXR
    VkBool32 debugReportFunction(VkDebugReportFlagsEXT flags, VkDebugReportObjectTypeEXT objectType,
                                 uint64_t object, size_t, int32_t, const char *pLayerPrefix,
    #endif                           const char *pMessage);
#endif
 
  inline WindowAbstract* get_window() {return window;};
private:
    WindowAbstract* window;
    bool initialized = false;
    vk::DebugUtilsMessengerEXT debugMessenger;
    
 
 
    void createInstance();
    bool checkValidationLayerSupport();
    void setupDebugMessenger();
    void pickPhysicalDevice();
    int rateDeviceSuitability(vk::PhysicalDevice device);
    bool checkDeviceExtensionSupport(vk::PhysicalDevice device);
    void createLogicalDevice();
 
 
#ifdef __ANDROID__
#ifdef USE_OPENXR
    VkDebugReportCallbackEXT debugReport = VK_NULL_HANDLE;
    void createDebugReport();
    PFN_vkCreateDebugReportCallbackEXT vkCreateDebugReportCallbackEXT{nullptr};
    PFN_vkDestroyDebugReportCallbackEXT vkDestroyDebugReportCallbackEXT{nullptr};
#endif
#endif
 
 
 
};
 
 
 
 
 
#endif