VulkanDrawing.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.
---------------------- */
 
/*****************************************************************/
#pragma once
 
#include "commonVulkan.h"
#include<optional>
 
#include "InputProvider.h"
 
class VulkanContext;
class VulkanPresentation;
class VulkanPipeline;
class VulkanWrapper;
class VulkanRenderPassAbstract;
class WindowAbstract;
 
const int MAX_FRAMES_IN_FLIGHT = 3; //maximum of command buffer that can be in-flight
 
class VulkanDrawing {
public:
    VulkanDrawing(VulkanContext * context, VulkanRenderPassAbstract* renderPass, WindowAbstract * window, VulkanWrapper * wraps);
    void init(InputProvider* inputProvider);
    void cleanup();
    bool isInitialized();
    vk::Fence submitDrawCall(std::tuple<int, uint32_t> idImage, const std::vector<vk::Semaphore> & imageAvailableSemaphores, std::vector<vk::Semaphore> & signalSemaphore, uint32_t depthIndex = UINT_MAX);
 
private:
    int viewNumber = 1;
    bool initialized = false;
 
    VulkanContext* context = nullptr;
    VulkanRenderPassAbstract* renderPass = nullptr;
    WindowAbstract* window = nullptr;
    VulkanWrapper* wrapper = nullptr;
    InputProvider* inputProvider = nullptr;
 
    vk::CommandPool commandPool;
    std::vector<std::vector<vk::CommandBuffer>> commandBuffers;
    std::vector<size_t > currentFrame;
 
    std::vector<std::vector<vk::Fence>> inFlightFences;
    std::vector<std::vector<std::optional<vk::Fence>>> imagesInFlight; // not for openXR mode
    
    void createCommandPool();
    void createCommandBuffers();
    void recordCommandBuffers(vk::CommandBuffer& buff, int view, int i, std::span<InputProvider::StreamFrameInfo> frameInfos);
    void createSyncObjects();
 
 
};