Method createInstance

src/Renderer/vkRenderer.cpp:178–209

}

void vkRenderer::createInstance() {
    if (enableValidationLayers && !checkValidationLayerSupport()) {
        throw std::runtime_error("validation layers requested, but not available!");
    }

    VkApplicationInfo appInfo = {};
    appInfo.sType = VK_STRUCTURE_TYPE_APPLICATION_INFO;
    appInfo.pApplicationName = "Hello Triangle";
    appInfo.applicationVersion = VK_MAKE_VERSION(1, 0, 0);
    appInfo.pEngineName = "No Engine";
    appInfo.engineVersion = VK_MAKE_VERSION(1, 0, 0);
    appInfo.apiVersion = VK_API_VERSION_1_0;

    VkInstanceCreateInfo createInfo = {};
    createInfo.sType = VK_STRUCTURE_TYPE_INSTANCE_CREATE_INFO;
    createInfo.pApplicationInfo = &appInfo;

    auto extensions = getRequiredExtensions();
    createInfo.enabledExtensionCount = static_cast<uint32_t>(extensions.size());
    createInfo.ppEnabledExtensionNames = extensions.data();

    if (enableValidationLayers) {
        createInfo.enabledLayerCount = static_cast<uint32_t>(validationLayers.size());
        createInfo.ppEnabledLayerNames = validationLayers.data();
    } else {
        createInfo.enabledLayerCount = 0;
    }

    if (vkCreateInstance(&createInfo, nullptr, &instance) != VK_SUCCESS) {
        throw std::runtime_error("failed to create instance!");
    }
}

void vkRenderer::setupDebugCallback() {
    if (!enableValidationLayers) return;