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renderer_vulkan/wrapper: Add instance handle
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2 changed files with 87 additions and 0 deletions
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@ -339,4 +339,74 @@ VkResult Free(VkDevice device, VkCommandPool handle, Span<VkCommandBuffer> buffe
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return VK_SUCCESS;
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}
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Instance Instance::Create(Span<const char*> layers, Span<const char*> extensions,
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InstanceDispatch& dld) noexcept {
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VkApplicationInfo application_info;
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application_info.sType = VK_STRUCTURE_TYPE_APPLICATION_INFO;
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application_info.pNext = nullptr;
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application_info.pApplicationName = "yuzu Emulator";
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application_info.applicationVersion = VK_MAKE_VERSION(0, 1, 0);
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application_info.pEngineName = "yuzu Emulator";
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application_info.engineVersion = VK_MAKE_VERSION(0, 1, 0);
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application_info.apiVersion = VK_API_VERSION_1_1;
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VkInstanceCreateInfo ci;
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ci.sType = VK_STRUCTURE_TYPE_INSTANCE_CREATE_INFO;
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ci.pNext = nullptr;
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ci.flags = 0;
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ci.pApplicationInfo = &application_info;
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ci.enabledLayerCount = layers.size();
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ci.ppEnabledLayerNames = layers.data();
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ci.enabledExtensionCount = extensions.size();
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ci.ppEnabledExtensionNames = extensions.data();
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VkInstance instance;
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if (dld.vkCreateInstance(&ci, nullptr, &instance) != VK_SUCCESS) {
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// Failed to create the instance.
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return {};
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}
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if (!Proc(dld.vkDestroyInstance, dld, "vkDestroyInstance", instance)) {
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// We successfully created an instance but the destroy function couldn't be loaded.
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// This is a good moment to panic.
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return {};
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}
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return Instance(instance, dld);
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}
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std::optional<std::vector<VkPhysicalDevice>> Instance::EnumeratePhysicalDevices() {
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u32 num;
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if (dld->vkEnumeratePhysicalDevices(handle, &num, nullptr) != VK_SUCCESS) {
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return std::nullopt;
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}
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std::vector<VkPhysicalDevice> physical_devices(num);
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if (dld->vkEnumeratePhysicalDevices(handle, &num, physical_devices.data()) != VK_SUCCESS) {
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return std::nullopt;
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}
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return physical_devices;
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}
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DebugCallback Instance::TryCreateDebugCallback(
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PFN_vkDebugUtilsMessengerCallbackEXT callback) noexcept {
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VkDebugUtilsMessengerCreateInfoEXT ci;
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ci.sType = VK_STRUCTURE_TYPE_DEBUG_UTILS_MESSENGER_CREATE_INFO_EXT;
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ci.pNext = nullptr;
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ci.flags = 0;
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ci.messageSeverity = VK_DEBUG_UTILS_MESSAGE_SEVERITY_ERROR_BIT_EXT |
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VK_DEBUG_UTILS_MESSAGE_SEVERITY_WARNING_BIT_EXT |
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VK_DEBUG_UTILS_MESSAGE_SEVERITY_INFO_BIT_EXT |
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VK_DEBUG_UTILS_MESSAGE_SEVERITY_VERBOSE_BIT_EXT;
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ci.messageType = VK_DEBUG_UTILS_MESSAGE_TYPE_GENERAL_BIT_EXT |
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VK_DEBUG_UTILS_MESSAGE_TYPE_VALIDATION_BIT_EXT |
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VK_DEBUG_UTILS_MESSAGE_TYPE_PERFORMANCE_BIT_EXT;
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ci.pfnUserCallback = callback;
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ci.pUserData = nullptr;
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VkDebugUtilsMessengerEXT messenger;
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if (dld->vkCreateDebugUtilsMessengerEXT(handle, &ci, nullptr, &messenger) != VK_SUCCESS) {
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return {};
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}
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return DebugCallback(messenger, handle, *dld);
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}
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} // namespace Vulkan::vk
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@ -542,4 +542,21 @@ using SurfaceKHR = Handle<VkSurfaceKHR, VkInstance, InstanceDispatch>;
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using DescriptorSets = PoolAllocations<VkDescriptorSet, VkDescriptorPool>;
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using CommandBuffers = PoolAllocations<VkCommandBuffer, VkCommandPool>;
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/// Vulkan instance owning handle.
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class Instance : public Handle<VkInstance, NoOwner, InstanceDispatch> {
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using Handle<VkInstance, NoOwner, InstanceDispatch>::Handle;
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public:
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/// Creates a Vulkan instance. Use "operator bool" for error handling.
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static Instance Create(Span<const char*> layers, Span<const char*> extensions,
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InstanceDispatch& dld) noexcept;
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/// Enumerates physical devices.
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/// @return Physical devices and an empty handle on failure.
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std::optional<std::vector<VkPhysicalDevice>> EnumeratePhysicalDevices();
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/// Tries to create a debug callback messenger. Returns an empty handle on failure.
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DebugCallback TryCreateDebugCallback(PFN_vkDebugUtilsMessengerCallbackEXT callback) noexcept;
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};
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} // namespace Vulkan::vk
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