forked from pupbrained/vulkan-test
resizing works now yay
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14ca81b3cb
commit
83631f940e
141
src/main.cpp
141
src/main.cpp
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@ -8,6 +8,8 @@
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#include <vulkan/vulkan.hpp>
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#include "util/types.h"
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#define VKFW_NO_STD_FUNCTION_CALLBACKS
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#include "vkfw.hpp"
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namespace vk {
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@ -17,6 +19,8 @@ namespace vk {
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constexpr i32 WIDTH = 800;
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constexpr i32 HEIGHT = 600;
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constexpr i32 MAX_FRAMES_IN_FLIGHT = 2;
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constexpr std::array<const char*, 1> validationLayers = { "VK_LAYER_KHRONOS_validation" };
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#ifdef __APPLE__
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@ -67,12 +71,15 @@ class VulkanApp {
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vk::UniquePipelineLayout mPipelineLayout;
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vk::UniquePipeline mGraphicsPipeline;
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vk::UniqueCommandPool mCommandPool;
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vk::UniqueCommandBuffer mCommandBuffer;
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vk::UniqueCommandPool mCommandPool;
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std::vector<vk::UniqueCommandBuffer> mCommandBuffers;
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vk::UniqueSemaphore mImageAvailableSemaphore;
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vk::UniqueSemaphore mRenderFinishedSemaphore;
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vk::UniqueFence mInFlightFence;
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std::vector<vk::UniqueSemaphore> mImageAvailableSemaphores;
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std::vector<vk::UniqueSemaphore> mRenderFinishedSemaphores;
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std::vector<vk::UniqueFence> mInFlightFences;
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bool mFramebufferResized = false;
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u32 mCurrentFrame = 0;
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struct QueueFamilyIndices {
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std::optional<u32> graphics_family;
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@ -110,9 +117,17 @@ class VulkanApp {
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vkfw::WindowHints hints;
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hints.clientAPI = vkfw::ClientAPI::eNone;
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hints.resizable = false;
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// hints.resizable = false;
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mWindow = vkfw::createWindowUnique(WIDTH, HEIGHT, "Vulkan", hints);
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mWindow->setUserPointer(this);
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mWindow->setFramebufferSizeCallback(framebufferResizeCallback);
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}
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static fn framebufferResizeCallback(GLFWwindow* window, int /*width*/, int /*height*/) -> void {
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auto* app = std::bit_cast<VulkanApp*>(glfwGetWindowUserPointer(window));
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app->mFramebufferResized = true;
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}
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fn initVulkan() -> void {
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@ -127,7 +142,7 @@ class VulkanApp {
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createGraphicsPipeline();
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createFramebuffers();
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createCommandPool();
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createCommandBuffer();
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createCommandBuffers();
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createSyncObjects();
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}
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@ -140,6 +155,37 @@ class VulkanApp {
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mDevice->waitIdle();
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}
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fn cleanupSwapChain() -> void {
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for (vk::UniqueHandle<vk::Framebuffer, vk::DispatchLoaderStatic>& mSwapChainFramebuffer :
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mSwapChainFramebuffers) {
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mSwapChainFramebuffer.reset();
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}
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for (vk::UniqueHandle<vk::ImageView, vk::DispatchLoaderStatic>& mSwapChainImageView :
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mSwapChainImageViews) {
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mSwapChainImageView.reset();
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}
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mSwapChain.reset();
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}
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fn recreateSwapChain() -> void {
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u32 width = 0, height = 0;
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std::tie(width, height) = mWindow->getFramebufferSize();
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while (width == 0 || height == 0) {
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std::tie(width, height) = mWindow->getFramebufferSize();
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vkfw::waitEvents();
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}
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mDevice->waitIdle();
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cleanupSwapChain();
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createSwapChain();
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createImageViews();
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createFramebuffers();
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}
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fn createInstance() -> void {
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if (enableValidationLayers && !checkValidationLayerSupport())
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throw std::runtime_error("Validation layers requested, but not available!");
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@ -489,14 +535,15 @@ class VulkanApp {
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mCommandPool = mDevice->createCommandPoolUnique(poolInfo);
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}
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fn createCommandBuffer() -> void {
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vk::CommandBufferAllocateInfo allocInfo {
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.commandPool = mCommandPool.get(),
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.level = vk::CommandBufferLevel::ePrimary,
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.commandBufferCount = 1,
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};
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fn createCommandBuffers() -> void {
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mCommandBuffers.resize(MAX_FRAMES_IN_FLIGHT);
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mCommandBuffer = std::move(mDevice->allocateCommandBuffersUnique(allocInfo)[0]);
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vk::CommandBufferAllocateInfo allocInfo { .commandPool = mCommandPool.get(),
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.level = vk::CommandBufferLevel::ePrimary,
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.commandBufferCount =
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static_cast<u32>(mCommandBuffers.size()) };
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mCommandBuffers = mDevice->allocateCommandBuffersUnique(allocInfo);
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}
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fn recordCommandBuffer(vk::CommandBuffer commandBuffer, u32 imageIndex) -> void {
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@ -540,55 +587,77 @@ class VulkanApp {
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}
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fn createSyncObjects() -> void {
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mImageAvailableSemaphores.resize(MAX_FRAMES_IN_FLIGHT);
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mRenderFinishedSemaphores.resize(MAX_FRAMES_IN_FLIGHT);
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mInFlightFences.resize(MAX_FRAMES_IN_FLIGHT);
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vk::SemaphoreCreateInfo semaphoreInfo {};
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vk::FenceCreateInfo fenceInfo { .flags = vk::FenceCreateFlagBits::eSignaled };
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mImageAvailableSemaphore = mDevice->createSemaphoreUnique(semaphoreInfo);
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mRenderFinishedSemaphore = mDevice->createSemaphoreUnique(semaphoreInfo);
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mInFlightFence = mDevice->createFenceUnique(fenceInfo);
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for (usize idx = 0; idx < MAX_FRAMES_IN_FLIGHT; idx++) {
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mImageAvailableSemaphores[idx] = mDevice->createSemaphoreUnique(semaphoreInfo);
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mRenderFinishedSemaphores[idx] = mDevice->createSemaphoreUnique(semaphoreInfo);
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mInFlightFences[idx] = mDevice->createFenceUnique(fenceInfo);
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}
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}
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fn drawFrame() -> void {
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vk::Result result = mDevice->waitForFences(mInFlightFence.get(), vk::Bool32(vk::True), UINT64_MAX);
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vk::Result result =
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mDevice->waitForFences(mInFlightFences[mCurrentFrame].get(), vk::Bool32(vk::True), UINT64_MAX);
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if (result != vk::Result::eSuccess)
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throw std::runtime_error("Failed to wait for fences!");
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mDevice->resetFences(mInFlightFence.get());
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vk::ResultValue<uint32_t> imageIndex = mDevice->acquireNextImageKHR(
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mSwapChain.get(), UINT64_MAX, mImageAvailableSemaphores[mCurrentFrame].get(), nullptr
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);
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u32 imageIndex =
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mDevice->acquireNextImageKHR(mSwapChain.get(), UINT64_MAX, mImageAvailableSemaphore.get(), nullptr)
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.value;
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if (imageIndex.result == vk::Result::eErrorOutOfDateKHR) {
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recreateSwapChain();
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return;
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}
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mCommandBuffer->reset(vk::CommandBufferResetFlagBits::eReleaseResources);
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recordCommandBuffer(mCommandBuffer.get(), imageIndex);
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if (imageIndex.result != vk::Result::eSuccess && imageIndex.result != vk::Result::eSuboptimalKHR)
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throw std::runtime_error("Failed to acquire swap chain image!");
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mDevice->resetFences(mInFlightFences[mCurrentFrame].get());
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mCommandBuffers[mCurrentFrame]->reset(vk::CommandBufferResetFlagBits::eReleaseResources);
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recordCommandBuffer(mCommandBuffers[mCurrentFrame].get(), imageIndex.value);
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std::array<vk::PipelineStageFlags, 1> waitStages = { vk::PipelineStageFlagBits::eColorAttachmentOutput };
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vk::SubmitInfo submitInfo {
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.waitSemaphoreCount = 1,
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.pWaitSemaphores = &mImageAvailableSemaphore.get(),
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.pWaitSemaphores = &mImageAvailableSemaphores[mCurrentFrame].get(),
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.pWaitDstStageMask = waitStages.data(),
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.commandBufferCount = 1,
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.pCommandBuffers = &mCommandBuffer.get(),
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.pCommandBuffers = &mCommandBuffers[mCurrentFrame].get(),
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.signalSemaphoreCount = 1,
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.pSignalSemaphores = &mRenderFinishedSemaphore.get(),
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.pSignalSemaphores = &mRenderFinishedSemaphores[mCurrentFrame].get(),
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};
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mGraphicsQueue.submit(submitInfo, mInFlightFence.get());
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mGraphicsQueue.submit(submitInfo, mInFlightFences[mCurrentFrame].get());
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vk::PresentInfoKHR presentInfo {
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.waitSemaphoreCount = 1,
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.pWaitSemaphores = &mRenderFinishedSemaphore.get(),
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.pWaitSemaphores = &mRenderFinishedSemaphores[mCurrentFrame].get(),
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.swapchainCount = 1,
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.pSwapchains = &mSwapChain.get(),
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.pImageIndices = &imageIndex,
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.pImageIndices = &imageIndex.value,
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};
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vk::Result presentResult = mPresentQueue.presentKHR(presentInfo);
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if (presentResult != vk::Result::eSuccess)
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if (presentResult == vk::Result::eErrorOutOfDateKHR || presentResult == vk::Result::eSuboptimalKHR || mFramebufferResized) {
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mFramebufferResized = false;
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recreateSwapChain();
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} else if (presentResult != vk::Result::eSuccess){
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std::cout << presentResult << '\n';
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throw std::runtime_error("Failed to present swap chain image!");
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}
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mCurrentFrame = (mCurrentFrame + 1) % MAX_FRAMES_IN_FLIGHT;
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}
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fn createShaderModule(const std::vector<char>& code) -> vk::UniqueShaderModule {
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return mDevice->createShaderModuleUnique(createInfo);
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}
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static fn chooseSwapSurfaceFormat(const std::vector<vk::SurfaceFormatKHR>& availableFormats)
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-> vk::SurfaceFormatKHR {
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static fn chooseSwapSurfaceFormat(const std::vector<vk::SurfaceFormatKHR>& availableFormats
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) -> vk::SurfaceFormatKHR {
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for (const auto& availableFormat : availableFormats)
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if (availableFormat.format == vk::Format::eB8G8R8A8Srgb &&
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availableFormat.colorSpace == vk::ColorSpaceKHR::eSrgbNonlinear)
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return availableFormats[0];
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}
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static fn chooseSwapPresentMode(const std::vector<vk::PresentModeKHR>& availablePresentModes)
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-> vk::PresentModeKHR {
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static fn chooseSwapPresentMode(const std::vector<vk::PresentModeKHR>& availablePresentModes
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) -> vk::PresentModeKHR {
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for (const auto& availablePresentMode : availablePresentModes)
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if (availablePresentMode == vk::PresentModeKHR::eMailbox)
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return availablePresentMode;
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try {
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app.run();
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} catch (const std::exception& e) {
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std::cerr << e.what() << std::endl;
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fmt::println("{}", e.what());
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return EXIT_FAILURE;
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}
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