SwapchainAbstract.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 "SourcesVulkan/commonVulkan.h"
#include <tuple>
#include <variant>
#include <optional>
 
class VulkanWrapper;
class WindowAbstract;
 
class SwapchainAbstract {
public:
    virtual std::tuple<uint32_t, std::optional<vk::Semaphore> > acquireImage() = 0;
    virtual void presentImage(uint32_t imageIndex, vk::Semaphore & renderingFinnished) = 0;
    virtual void presentImage(uint32_t imageIndex, vk::Fence & renderingFinnishedFence) = 0;
    virtual void cleanup() = 0;
    virtual vk::ImageView getSwapchainImageView(int elem) = 0;
    virtual int getAttachmentSize() = 0;
    virtual vk::Image getSwapchainImage(int index) = 0;
    virtual vk::Image getCurrentImage() = 0;
 
#ifdef USE_OPENXR
    std::variant<XrSwapchain, vk::SwapchainKHR> handle;
#else
    std::variant<vk::SwapchainKHR> handle;
#endif
    vk::Extent2D swapchainExtent;
    vk::Format swapchainFormat;
 
protected:
    std::vector<vk::ImageView> swapchainImageViews;
    VulkanWrapper * wraps = nullptr;
    WindowAbstract* window = nullptr;
};