461 lines
16 KiB
C++
461 lines
16 KiB
C++
#include "hk_swap_chain.hpp"
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// std
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#include <array>
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#include <cstdlib>
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#include <cstring>
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#include <iostream>
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#include <limits>
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#include <set>
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#include <stdexcept>
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namespace hk
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{
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SwapChain::SwapChain(Device &deviceRef, VkExtent2D extent)
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: device{deviceRef}, windowExtent{extent}
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{
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createSwapChain();
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createImageViews();
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createRenderPass();
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createDepthResources();
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createFramebuffers();
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createSyncObjects();
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}
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SwapChain::~SwapChain()
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{
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for (auto imageView : swapChainImageViews)
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{
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vkDestroyImageView(device.device(), imageView, nullptr);
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}
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swapChainImageViews.clear();
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if (swapChain != nullptr)
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{
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vkDestroySwapchainKHR(device.device(), swapChain, nullptr);
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swapChain = nullptr;
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}
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for (int i = 0; i < depthImages.size(); i++)
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{
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vkDestroyImageView(device.device(), depthImageViews[i], nullptr);
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vkDestroyImage(device.device(), depthImages[i], nullptr);
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vkFreeMemory(device.device(), depthImageMemorys[i], nullptr);
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}
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for (auto framebuffer : swapChainFramebuffers)
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{
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vkDestroyFramebuffer(device.device(), framebuffer, nullptr);
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}
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vkDestroyRenderPass(device.device(), renderPass, nullptr);
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// cleanup synchronization objects
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for (size_t i = 0; i < MAX_FRAMES_IN_FLIGHT; i++)
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{
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vkDestroySemaphore(device.device(), renderFinishedSemaphores[i], nullptr);
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vkDestroySemaphore(device.device(), imageAvailableSemaphores[i], nullptr);
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vkDestroyFence(device.device(), inFlightFences[i], nullptr);
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}
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}
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VkResult SwapChain::acquireNextImage(uint32_t *imageIndex)
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{
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vkWaitForFences(
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device.device(),
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1,
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&inFlightFences[currentFrame],
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VK_TRUE,
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std::numeric_limits<uint64_t>::max());
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VkResult result = vkAcquireNextImageKHR(
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device.device(),
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swapChain,
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std::numeric_limits<uint64_t>::max(),
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imageAvailableSemaphores[currentFrame], // must be a not signaled semaphore
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VK_NULL_HANDLE,
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imageIndex);
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return result;
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}
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VkResult SwapChain::submitCommandBuffers(
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const VkCommandBuffer *buffers, uint32_t *imageIndex)
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{
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if (imagesInFlight[*imageIndex] != VK_NULL_HANDLE)
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{
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vkWaitForFences(device.device(), 1, &imagesInFlight[*imageIndex], VK_TRUE, UINT64_MAX);
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}
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imagesInFlight[*imageIndex] = inFlightFences[currentFrame];
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VkSubmitInfo submitInfo = {};
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submitInfo.sType = VK_STRUCTURE_TYPE_SUBMIT_INFO;
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VkSemaphore waitSemaphores[] = {imageAvailableSemaphores[currentFrame]};
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VkPipelineStageFlags waitStages[] = {VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT};
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submitInfo.waitSemaphoreCount = 1;
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submitInfo.pWaitSemaphores = waitSemaphores;
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submitInfo.pWaitDstStageMask = waitStages;
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submitInfo.commandBufferCount = 1;
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submitInfo.pCommandBuffers = buffers;
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VkSemaphore signalSemaphores[] = {renderFinishedSemaphores[currentFrame]};
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submitInfo.signalSemaphoreCount = 1;
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submitInfo.pSignalSemaphores = signalSemaphores;
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vkResetFences(device.device(), 1, &inFlightFences[currentFrame]);
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if (vkQueueSubmit(device.graphicsQueue(), 1, &submitInfo, inFlightFences[currentFrame]) !=
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VK_SUCCESS)
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{
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throw std::runtime_error("failed to submit draw command buffer!");
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}
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VkPresentInfoKHR presentInfo = {};
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presentInfo.sType = VK_STRUCTURE_TYPE_PRESENT_INFO_KHR;
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presentInfo.waitSemaphoreCount = 1;
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presentInfo.pWaitSemaphores = signalSemaphores;
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VkSwapchainKHR swapChains[] = {swapChain};
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presentInfo.swapchainCount = 1;
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presentInfo.pSwapchains = swapChains;
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presentInfo.pImageIndices = imageIndex;
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auto result = vkQueuePresentKHR(device.presentQueue(), &presentInfo);
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currentFrame = (currentFrame + 1) % MAX_FRAMES_IN_FLIGHT;
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return result;
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}
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void SwapChain::createSwapChain()
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{
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SwapChainSupportDetails swapChainSupport = device.getSwapChainSupport();
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VkSurfaceFormatKHR surfaceFormat = chooseSwapSurfaceFormat(swapChainSupport.formats);
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VkPresentModeKHR presentMode = chooseSwapPresentMode(swapChainSupport.presentModes);
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VkExtent2D extent = chooseSwapExtent(swapChainSupport.capabilities);
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uint32_t imageCount = swapChainSupport.capabilities.minImageCount + 1;
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if (swapChainSupport.capabilities.maxImageCount > 0 &&
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imageCount > swapChainSupport.capabilities.maxImageCount)
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{
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imageCount = swapChainSupport.capabilities.maxImageCount;
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}
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VkSwapchainCreateInfoKHR createInfo = {};
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createInfo.sType = VK_STRUCTURE_TYPE_SWAPCHAIN_CREATE_INFO_KHR;
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createInfo.surface = device.surface();
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createInfo.minImageCount = imageCount;
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createInfo.imageFormat = surfaceFormat.format;
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createInfo.imageColorSpace = surfaceFormat.colorSpace;
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createInfo.imageExtent = extent;
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createInfo.imageArrayLayers = 1;
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createInfo.imageUsage = VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT;
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QueueFamilyIndices indices = device.findPhysicalQueueFamilies();
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uint32_t queueFamilyIndices[] = {indices.graphicsFamily, indices.presentFamily};
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if (indices.graphicsFamily != indices.presentFamily)
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{
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createInfo.imageSharingMode = VK_SHARING_MODE_CONCURRENT;
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createInfo.queueFamilyIndexCount = 2;
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createInfo.pQueueFamilyIndices = queueFamilyIndices;
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}
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else
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{
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createInfo.imageSharingMode = VK_SHARING_MODE_EXCLUSIVE;
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createInfo.queueFamilyIndexCount = 0; // Optional
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createInfo.pQueueFamilyIndices = nullptr; // Optional
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}
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createInfo.preTransform = swapChainSupport.capabilities.currentTransform;
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createInfo.compositeAlpha = VK_COMPOSITE_ALPHA_OPAQUE_BIT_KHR;
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createInfo.presentMode = presentMode;
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createInfo.clipped = VK_TRUE;
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createInfo.oldSwapchain = VK_NULL_HANDLE;
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if (vkCreateSwapchainKHR(device.device(), &createInfo, nullptr, &swapChain) != VK_SUCCESS)
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{
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throw std::runtime_error("failed to create swap chain!");
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}
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// we only specified a minimum number of images in the swap chain, so the implementation is
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// allowed to create a swap chain with more. That's why we'll first query the final number of
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// images with vkGetSwapchainImagesKHR, then resize the container and finally call it again to
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// retrieve the handles.
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vkGetSwapchainImagesKHR(device.device(), swapChain, &imageCount, nullptr);
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swapChainImages.resize(imageCount);
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vkGetSwapchainImagesKHR(device.device(), swapChain, &imageCount, swapChainImages.data());
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swapChainImageFormat = surfaceFormat.format;
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swapChainExtent = extent;
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}
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void SwapChain::createImageViews()
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{
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swapChainImageViews.resize(swapChainImages.size());
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for (size_t i = 0; i < swapChainImages.size(); i++)
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{
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VkImageViewCreateInfo viewInfo{};
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viewInfo.sType = VK_STRUCTURE_TYPE_IMAGE_VIEW_CREATE_INFO;
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viewInfo.image = swapChainImages[i];
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viewInfo.viewType = VK_IMAGE_VIEW_TYPE_2D;
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viewInfo.format = swapChainImageFormat;
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viewInfo.subresourceRange.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT;
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viewInfo.subresourceRange.baseMipLevel = 0;
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viewInfo.subresourceRange.levelCount = 1;
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viewInfo.subresourceRange.baseArrayLayer = 0;
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viewInfo.subresourceRange.layerCount = 1;
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if (vkCreateImageView(device.device(), &viewInfo, nullptr, &swapChainImageViews[i]) !=
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VK_SUCCESS)
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{
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throw std::runtime_error("failed to create texture image view!");
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}
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}
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}
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void SwapChain::createRenderPass()
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{
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VkAttachmentDescription depthAttachment{};
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depthAttachment.format = findDepthFormat();
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depthAttachment.samples = VK_SAMPLE_COUNT_1_BIT;
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depthAttachment.loadOp = VK_ATTACHMENT_LOAD_OP_CLEAR;
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depthAttachment.storeOp = VK_ATTACHMENT_STORE_OP_DONT_CARE;
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depthAttachment.stencilLoadOp = VK_ATTACHMENT_LOAD_OP_DONT_CARE;
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depthAttachment.stencilStoreOp = VK_ATTACHMENT_STORE_OP_DONT_CARE;
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depthAttachment.initialLayout = VK_IMAGE_LAYOUT_UNDEFINED;
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depthAttachment.finalLayout = VK_IMAGE_LAYOUT_DEPTH_STENCIL_ATTACHMENT_OPTIMAL;
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VkAttachmentReference depthAttachmentRef{};
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depthAttachmentRef.attachment = 1;
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depthAttachmentRef.layout = VK_IMAGE_LAYOUT_DEPTH_STENCIL_ATTACHMENT_OPTIMAL;
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VkAttachmentDescription colorAttachment = {};
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colorAttachment.format = getSwapChainImageFormat();
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colorAttachment.samples = VK_SAMPLE_COUNT_1_BIT;
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colorAttachment.loadOp = VK_ATTACHMENT_LOAD_OP_CLEAR;
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colorAttachment.storeOp = VK_ATTACHMENT_STORE_OP_STORE;
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colorAttachment.stencilStoreOp = VK_ATTACHMENT_STORE_OP_DONT_CARE;
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colorAttachment.stencilLoadOp = VK_ATTACHMENT_LOAD_OP_DONT_CARE;
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colorAttachment.initialLayout = VK_IMAGE_LAYOUT_UNDEFINED;
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colorAttachment.finalLayout = VK_IMAGE_LAYOUT_PRESENT_SRC_KHR;
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VkAttachmentReference colorAttachmentRef = {};
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colorAttachmentRef.attachment = 0;
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colorAttachmentRef.layout = VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL;
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VkSubpassDescription subpass = {};
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subpass.pipelineBindPoint = VK_PIPELINE_BIND_POINT_GRAPHICS;
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subpass.colorAttachmentCount = 1;
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subpass.pColorAttachments = &colorAttachmentRef;
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subpass.pDepthStencilAttachment = &depthAttachmentRef;
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VkSubpassDependency dependency = {};
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dependency.srcSubpass = VK_SUBPASS_EXTERNAL;
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dependency.srcAccessMask = 0;
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dependency.srcStageMask =
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VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT | VK_PIPELINE_STAGE_EARLY_FRAGMENT_TESTS_BIT;
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dependency.dstSubpass = 0;
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dependency.dstStageMask =
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VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT | VK_PIPELINE_STAGE_EARLY_FRAGMENT_TESTS_BIT;
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dependency.dstAccessMask =
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VK_ACCESS_COLOR_ATTACHMENT_WRITE_BIT | VK_ACCESS_DEPTH_STENCIL_ATTACHMENT_WRITE_BIT;
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std::array<VkAttachmentDescription, 2> attachments = {colorAttachment, depthAttachment};
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VkRenderPassCreateInfo renderPassInfo = {};
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renderPassInfo.sType = VK_STRUCTURE_TYPE_RENDER_PASS_CREATE_INFO;
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renderPassInfo.attachmentCount = static_cast<uint32_t>(attachments.size());
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renderPassInfo.pAttachments = attachments.data();
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renderPassInfo.subpassCount = 1;
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renderPassInfo.pSubpasses = &subpass;
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renderPassInfo.dependencyCount = 1;
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renderPassInfo.pDependencies = &dependency;
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if (vkCreateRenderPass(device.device(), &renderPassInfo, nullptr, &renderPass) != VK_SUCCESS)
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{
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throw std::runtime_error("failed to create render pass!");
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}
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}
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void SwapChain::createFramebuffers()
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{
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swapChainFramebuffers.resize(imageCount());
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for (size_t i = 0; i < imageCount(); i++)
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{
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std::array<VkImageView, 2> attachments = {swapChainImageViews[i], depthImageViews[i]};
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VkExtent2D swapChainExtent = getSwapChainExtent();
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VkFramebufferCreateInfo framebufferInfo = {};
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framebufferInfo.sType = VK_STRUCTURE_TYPE_FRAMEBUFFER_CREATE_INFO;
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framebufferInfo.renderPass = renderPass;
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framebufferInfo.attachmentCount = static_cast<uint32_t>(attachments.size());
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framebufferInfo.pAttachments = attachments.data();
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framebufferInfo.width = swapChainExtent.width;
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framebufferInfo.height = swapChainExtent.height;
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framebufferInfo.layers = 1;
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if (vkCreateFramebuffer(
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device.device(),
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&framebufferInfo,
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nullptr,
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&swapChainFramebuffers[i]) != VK_SUCCESS)
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{
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throw std::runtime_error("failed to create framebuffer!");
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}
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}
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}
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void SwapChain::createDepthResources()
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{
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VkFormat depthFormat = findDepthFormat();
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VkExtent2D swapChainExtent = getSwapChainExtent();
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depthImages.resize(imageCount());
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depthImageMemorys.resize(imageCount());
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depthImageViews.resize(imageCount());
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for (int i = 0; i < depthImages.size(); i++)
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{
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VkImageCreateInfo imageInfo{};
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imageInfo.sType = VK_STRUCTURE_TYPE_IMAGE_CREATE_INFO;
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imageInfo.imageType = VK_IMAGE_TYPE_2D;
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imageInfo.extent.width = swapChainExtent.width;
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imageInfo.extent.height = swapChainExtent.height;
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imageInfo.extent.depth = 1;
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imageInfo.mipLevels = 1;
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imageInfo.arrayLayers = 1;
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imageInfo.format = depthFormat;
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imageInfo.tiling = VK_IMAGE_TILING_OPTIMAL;
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imageInfo.initialLayout = VK_IMAGE_LAYOUT_UNDEFINED;
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imageInfo.usage = VK_IMAGE_USAGE_DEPTH_STENCIL_ATTACHMENT_BIT;
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imageInfo.samples = VK_SAMPLE_COUNT_1_BIT;
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imageInfo.sharingMode = VK_SHARING_MODE_EXCLUSIVE;
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imageInfo.flags = 0;
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device.createImageWithInfo(
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imageInfo,
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VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT,
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depthImages[i],
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depthImageMemorys[i]);
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VkImageViewCreateInfo viewInfo{};
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viewInfo.sType = VK_STRUCTURE_TYPE_IMAGE_VIEW_CREATE_INFO;
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viewInfo.image = depthImages[i];
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viewInfo.viewType = VK_IMAGE_VIEW_TYPE_2D;
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viewInfo.format = depthFormat;
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viewInfo.subresourceRange.aspectMask = VK_IMAGE_ASPECT_DEPTH_BIT;
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viewInfo.subresourceRange.baseMipLevel = 0;
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viewInfo.subresourceRange.levelCount = 1;
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viewInfo.subresourceRange.baseArrayLayer = 0;
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viewInfo.subresourceRange.layerCount = 1;
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if (vkCreateImageView(device.device(), &viewInfo, nullptr, &depthImageViews[i]) != VK_SUCCESS)
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{
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throw std::runtime_error("failed to create texture image view!");
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}
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}
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}
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void SwapChain::createSyncObjects()
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{
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imageAvailableSemaphores.resize(MAX_FRAMES_IN_FLIGHT);
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renderFinishedSemaphores.resize(MAX_FRAMES_IN_FLIGHT);
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inFlightFences.resize(MAX_FRAMES_IN_FLIGHT);
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imagesInFlight.resize(imageCount(), VK_NULL_HANDLE);
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VkSemaphoreCreateInfo semaphoreInfo = {};
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semaphoreInfo.sType = VK_STRUCTURE_TYPE_SEMAPHORE_CREATE_INFO;
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VkFenceCreateInfo fenceInfo = {};
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fenceInfo.sType = VK_STRUCTURE_TYPE_FENCE_CREATE_INFO;
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fenceInfo.flags = VK_FENCE_CREATE_SIGNALED_BIT;
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for (size_t i = 0; i < MAX_FRAMES_IN_FLIGHT; i++)
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{
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if (vkCreateSemaphore(device.device(), &semaphoreInfo, nullptr, &imageAvailableSemaphores[i]) !=
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VK_SUCCESS ||
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vkCreateSemaphore(device.device(), &semaphoreInfo, nullptr, &renderFinishedSemaphores[i]) !=
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VK_SUCCESS ||
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vkCreateFence(device.device(), &fenceInfo, nullptr, &inFlightFences[i]) != VK_SUCCESS)
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{
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throw std::runtime_error("failed to create synchronization objects for a frame!");
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}
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}
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}
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VkSurfaceFormatKHR SwapChain::chooseSwapSurfaceFormat(
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const std::vector<VkSurfaceFormatKHR> &availableFormats)
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{
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for (const auto &availableFormat : availableFormats)
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{
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if (availableFormat.format == VK_FORMAT_B8G8R8A8_SRGB &&
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availableFormat.colorSpace == VK_COLOR_SPACE_SRGB_NONLINEAR_KHR)
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{
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return availableFormat;
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}
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}
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return availableFormats[0];
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}
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VkPresentModeKHR SwapChain::chooseSwapPresentMode(
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const std::vector<VkPresentModeKHR> &availablePresentModes)
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{
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for (const auto &availablePresentMode : availablePresentModes)
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{
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if (availablePresentMode == VK_PRESENT_MODE_MAILBOX_KHR)
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{
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std::cout << "Present mode: Mailbox" << std::endl;
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return availablePresentMode;
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}
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}
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// for (const auto &availablePresentMode : availablePresentModes) {
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// if (availablePresentMode == VK_PRESENT_MODE_IMMEDIATE_KHR) {
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// std::cout << "Present mode: Immediate" << std::endl;
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// return availablePresentMode;
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// }
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// }
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std::cout << "Present mode: V-Sync" << std::endl;
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return VK_PRESENT_MODE_FIFO_KHR;
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}
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VkExtent2D SwapChain::chooseSwapExtent(const VkSurfaceCapabilitiesKHR &capabilities)
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{
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if (capabilities.currentExtent.width != std::numeric_limits<uint32_t>::max())
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{
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return capabilities.currentExtent;
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}
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else
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{
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VkExtent2D actualExtent = windowExtent;
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actualExtent.width = std::max(
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capabilities.minImageExtent.width,
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std::min(capabilities.maxImageExtent.width, actualExtent.width));
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actualExtent.height = std::max(
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capabilities.minImageExtent.height,
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std::min(capabilities.maxImageExtent.height, actualExtent.height));
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return actualExtent;
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}
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}
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VkFormat SwapChain::findDepthFormat()
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{
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return device.findSupportedFormat(
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{VK_FORMAT_D32_SFLOAT, VK_FORMAT_D32_SFLOAT_S8_UINT, VK_FORMAT_D24_UNORM_S8_UINT},
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VK_IMAGE_TILING_OPTIMAL,
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VK_FORMAT_FEATURE_DEPTH_STENCIL_ATTACHMENT_BIT);
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}
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} // namespace hk
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