renderer_vulkan/wrapper: Add instance handle

This commit is contained in:
ReinUsesLisp 2020-03-31 20:26:44 -03:00
parent 69728e8ad5
commit 151ddcf419
2 changed files with 87 additions and 0 deletions

View file

@ -339,4 +339,74 @@ VkResult Free(VkDevice device, VkCommandPool handle, Span<VkCommandBuffer> buffe
return VK_SUCCESS; return VK_SUCCESS;
} }
Instance Instance::Create(Span<const char*> layers, Span<const char*> extensions,
InstanceDispatch& dld) noexcept {
VkApplicationInfo application_info;
application_info.sType = VK_STRUCTURE_TYPE_APPLICATION_INFO;
application_info.pNext = nullptr;
application_info.pApplicationName = "yuzu Emulator";
application_info.applicationVersion = VK_MAKE_VERSION(0, 1, 0);
application_info.pEngineName = "yuzu Emulator";
application_info.engineVersion = VK_MAKE_VERSION(0, 1, 0);
application_info.apiVersion = VK_API_VERSION_1_1;
VkInstanceCreateInfo ci;
ci.sType = VK_STRUCTURE_TYPE_INSTANCE_CREATE_INFO;
ci.pNext = nullptr;
ci.flags = 0;
ci.pApplicationInfo = &application_info;
ci.enabledLayerCount = layers.size();
ci.ppEnabledLayerNames = layers.data();
ci.enabledExtensionCount = extensions.size();
ci.ppEnabledExtensionNames = extensions.data();
VkInstance instance;
if (dld.vkCreateInstance(&ci, nullptr, &instance) != VK_SUCCESS) {
// Failed to create the instance.
return {};
}
if (!Proc(dld.vkDestroyInstance, dld, "vkDestroyInstance", instance)) {
// We successfully created an instance but the destroy function couldn't be loaded.
// This is a good moment to panic.
return {};
}
return Instance(instance, dld);
}
std::optional<std::vector<VkPhysicalDevice>> Instance::EnumeratePhysicalDevices() {
u32 num;
if (dld->vkEnumeratePhysicalDevices(handle, &num, nullptr) != VK_SUCCESS) {
return std::nullopt;
}
std::vector<VkPhysicalDevice> physical_devices(num);
if (dld->vkEnumeratePhysicalDevices(handle, &num, physical_devices.data()) != VK_SUCCESS) {
return std::nullopt;
}
return physical_devices;
}
DebugCallback Instance::TryCreateDebugCallback(
PFN_vkDebugUtilsMessengerCallbackEXT callback) noexcept {
VkDebugUtilsMessengerCreateInfoEXT ci;
ci.sType = VK_STRUCTURE_TYPE_DEBUG_UTILS_MESSENGER_CREATE_INFO_EXT;
ci.pNext = nullptr;
ci.flags = 0;
ci.messageSeverity = VK_DEBUG_UTILS_MESSAGE_SEVERITY_ERROR_BIT_EXT |
VK_DEBUG_UTILS_MESSAGE_SEVERITY_WARNING_BIT_EXT |
VK_DEBUG_UTILS_MESSAGE_SEVERITY_INFO_BIT_EXT |
VK_DEBUG_UTILS_MESSAGE_SEVERITY_VERBOSE_BIT_EXT;
ci.messageType = VK_DEBUG_UTILS_MESSAGE_TYPE_GENERAL_BIT_EXT |
VK_DEBUG_UTILS_MESSAGE_TYPE_VALIDATION_BIT_EXT |
VK_DEBUG_UTILS_MESSAGE_TYPE_PERFORMANCE_BIT_EXT;
ci.pfnUserCallback = callback;
ci.pUserData = nullptr;
VkDebugUtilsMessengerEXT messenger;
if (dld->vkCreateDebugUtilsMessengerEXT(handle, &ci, nullptr, &messenger) != VK_SUCCESS) {
return {};
}
return DebugCallback(messenger, handle, *dld);
}
} // namespace Vulkan::vk } // namespace Vulkan::vk

View file

@ -542,4 +542,21 @@ using SurfaceKHR = Handle<VkSurfaceKHR, VkInstance, InstanceDispatch>;
using DescriptorSets = PoolAllocations<VkDescriptorSet, VkDescriptorPool>; using DescriptorSets = PoolAllocations<VkDescriptorSet, VkDescriptorPool>;
using CommandBuffers = PoolAllocations<VkCommandBuffer, VkCommandPool>; using CommandBuffers = PoolAllocations<VkCommandBuffer, VkCommandPool>;
/// Vulkan instance owning handle.
class Instance : public Handle<VkInstance, NoOwner, InstanceDispatch> {
using Handle<VkInstance, NoOwner, InstanceDispatch>::Handle;
public:
/// Creates a Vulkan instance. Use "operator bool" for error handling.
static Instance Create(Span<const char*> layers, Span<const char*> extensions,
InstanceDispatch& dld) noexcept;
/// Enumerates physical devices.
/// @return Physical devices and an empty handle on failure.
std::optional<std::vector<VkPhysicalDevice>> EnumeratePhysicalDevices();
/// Tries to create a debug callback messenger. Returns an empty handle on failure.
DebugCallback TryCreateDebugCallback(PFN_vkDebugUtilsMessengerCallbackEXT callback) noexcept;
};
} // namespace Vulkan::vk } // namespace Vulkan::vk