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[Feat] (MG_Test/Backend/DirectVulkan): graphics queue and present queue

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swung0x48
2026-02-11 23:20:31 +08:00
parent a25bfcb0d0
commit 341749706d
2 changed files with 54 additions and 12 deletions
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MobileGL/MG_Backend/DirectVulkan/Renderer/VulkanRenderer.cpp
+49 -10
View File
@@ -62,7 +62,7 @@ namespace MobileGL::MG_Backend::DirectVulkan {
CreateInstance();
CreateSurface();
PickPhysicalDevice();
CreateLogicalDevice();
CreateLogicalDeviceAndQueues();
MGLOG_D("VulkanRenderer initialized");
}
@@ -248,24 +248,39 @@ namespace MobileGL::MG_Backend::DirectVulkan {
if (m_physicalDevice == VK_NULL_HANDLE) {
m_physicalDevice = devices[0];
MGLOG_I("No suitable physical device picked yet, defaulting to device 0.");
MGLOG_W("No graphics queue found on physical device. Picking a device that doesn't do graphics?");
}
m_queueFamilyIndices.presentFamily = GetPresentQueueFamilyIndex(m_queueFamilies, m_queueFamilyIndices.graphicsFamily);
}
void VulkanRenderer::CreateLogicalDevice() {
VkDeviceQueueCreateInfo queueCreateInfo{};
queueCreateInfo.sType = VK_STRUCTURE_TYPE_DEVICE_QUEUE_CREATE_INFO;
queueCreateInfo.queueFamilyIndex = m_queueFamilyIndices.graphicsFamily;
queueCreateInfo.queueCount = 1;
void VulkanRenderer::CreateLogicalDeviceAndQueues() {
Float queuePriority = 1.0f;
queueCreateInfo.pQueuePriorities = &queuePriority;
Vector<VkDeviceQueueCreateInfo> queueCreateInfos;
MOBILEGL_ASSERT(m_queueFamilyIndices.graphicsFamily != -1, "Graphics queue family not found.");
VkDeviceQueueCreateInfo& gfxQueueCreateInfo = queueCreateInfos.emplace_back();
gfxQueueCreateInfo.sType = VK_STRUCTURE_TYPE_DEVICE_QUEUE_CREATE_INFO;
gfxQueueCreateInfo.queueFamilyIndex = m_queueFamilyIndices.graphicsFamily;
gfxQueueCreateInfo.queueCount = 1;
gfxQueueCreateInfo.pQueuePriorities = &queuePriority;
if (m_queueFamilyIndices.graphicsFamily != m_queueFamilyIndices.presentFamily) {
MOBILEGL_ASSERT(m_queueFamilyIndices.presentFamily != -1, "Present queue family not found.");
VkDeviceQueueCreateInfo& presentQueueCreateInfo = queueCreateInfos.emplace_back();
presentQueueCreateInfo.sType = VK_STRUCTURE_TYPE_DEVICE_QUEUE_CREATE_INFO;
presentQueueCreateInfo.queueFamilyIndex = m_queueFamilyIndices.presentFamily;
presentQueueCreateInfo.queueCount = 1;
presentQueueCreateInfo.pQueuePriorities = &queuePriority;
}
VkPhysicalDeviceFeatures deviceFeatures{};
// TODO: query and make use of device features
VkDeviceCreateInfo deviceCreateInfo{};
deviceCreateInfo.sType = VK_STRUCTURE_TYPE_DEVICE_CREATE_INFO;
deviceCreateInfo.pQueueCreateInfos = &queueCreateInfo;
deviceCreateInfo.queueCreateInfoCount = 1;
deviceCreateInfo.pQueueCreateInfos = queueCreateInfos.data();
deviceCreateInfo.queueCreateInfoCount = queueCreateInfos.size();
deviceCreateInfo.pEnabledFeatures = &deviceFeatures;
if (m_validationLayersEnabled) {
deviceCreateInfo.enabledLayerCount = static_cast<uint32_t>(std::size(s_validationLayerNames));
@@ -274,7 +289,12 @@ namespace MobileGL::MG_Backend::DirectVulkan {
deviceCreateInfo.enabledLayerCount = 0;
}
VK_VERIFY(vkCreateDevice(m_physicalDevice, &deviceCreateInfo, nullptr, &m_device), "vkCreateDevice");
MGLOG_I("Logical device created.");
// Queues
vkGetDeviceQueue(m_device, m_queueFamilyIndices.graphicsFamily, 0, &m_graphicsQueue);
vkGetDeviceQueue(m_device, m_queueFamilyIndices.presentFamily, 0, &m_presentQueue);
MGLOG_I("Queues got successfully.");
}
void VulkanRenderer::CreateSurface() {
@@ -308,7 +328,8 @@ namespace MobileGL::MG_Backend::DirectVulkan {
return queueFamilies;
}
Uint32 VulkanRenderer::GetQueueFamilyIndex(const Vector<VkQueueFamilyProperties>& queueFamilies, VkQueueFlagBits flag) {
Int VulkanRenderer::GetQueueFamilyIndex(const Vector<VkQueueFamilyProperties>& queueFamilies,
VkQueueFlagBits flag) {
for (Uint32 i = 0; i < queueFamilies.size(); i++) {
if (queueFamilies[i].queueFlags & flag) {
return i;
@@ -317,6 +338,24 @@ namespace MobileGL::MG_Backend::DirectVulkan {
return -1;
}
Int VulkanRenderer::GetPresentQueueFamilyIndex(const Vector<VkQueueFamilyProperties>& queueFamilies,
Int preferredFamilyIndex) const {
if (preferredFamilyIndex != -1) {
VkBool32 supportsPresent = false;
vkGetPhysicalDeviceSurfaceSupportKHR(m_physicalDevice, preferredFamilyIndex, m_surface, &supportsPresent);
if (supportsPresent)
return preferredFamilyIndex;
}
for (Uint32 i = 0; i < queueFamilies.size(); i++) {
VkBool32 supportsPresent = false;
vkGetPhysicalDeviceSurfaceSupportKHR(m_physicalDevice, i, m_surface, &supportsPresent);
if (supportsPresent)
return i;
}
return -1;
}
Vector<VkExtensionProperties> VulkanRenderer::EnumerateInstanceExtensions() {
Uint32 extensionCount = 0;
VK_VERIFY(vkEnumerateInstanceExtensionProperties(nullptr, &extensionCount, nullptr));
MobileGL/MG_Backend/DirectVulkan/Renderer/VulkanRenderer.h
+5 -2
View File
@@ -65,6 +65,7 @@ namespace MobileGL::MG_Backend::DirectVulkan {
QueueFamilyIndices m_queueFamilyIndices;
VkQueue m_graphicsQueue = VK_NULL_HANDLE;
VkQueue m_presentQueue = VK_NULL_HANDLE;
void CreateInstance();
void DestroyInstance();
@@ -72,11 +73,13 @@ namespace MobileGL::MG_Backend::DirectVulkan {
VkResult DestroyDebugMessenger();
VkDebugUtilsMessengerCreateInfoEXT PopulateDebugMessengerCreateInfo();
void PickPhysicalDevice();
void CreateLogicalDevice();
void CreateLogicalDeviceAndQueues();
void CreateSurface();
Int GetPresentQueueFamilyIndex(const Vector<VkQueueFamilyProperties>& queueFamilies, Int preferredFamilyIndex = -1) const;
static Vector<VkQueueFamilyProperties> GetQueueFamilyFromPhysicalDevice(VkPhysicalDevice device);
static Uint32 GetQueueFamilyIndex(const Vector<VkQueueFamilyProperties>& queueFamilies, VkQueueFlagBits flag);
static Int GetQueueFamilyIndex(const Vector<VkQueueFamilyProperties>& queueFamilies, VkQueueFlagBits flag);
static Vector<VkExtensionProperties> EnumerateInstanceExtensions();
static constexpr const char* s_validationLayerNames[] = {
"VK_LAYER_KHRONOS_validation"