swung0x48/MobileGL
1
0
Fork 0
mirror of https://github.com/MobileGL-Dev/MobileGL synced 2026-09-07 19:58:32 +09:00
Code Issues Packages Projects Releases Wiki Activity

[Feat] (MG_Backend/DirectVulkan): pick vkPhysicalDevice

Browse Source
This commit is contained in:
swung0x48
2026-02-11 14:35:37 +08:00
parent 0a7061f375
commit 5a751a6745
2 changed files with 79 additions and 4 deletions
Download Patch File Download Diff File Expand all files Collapse all files
MobileGL/MG_Backend/DirectVulkan/Renderer/VulkanRenderer.cpp
+74 -3
View File
@@ -60,6 +60,7 @@ namespace MobileGL::MG_Backend::DirectVulkan {
void VulkanRenderer::Initialize() {
CreateInstance();
PickPhysicalDevice();
MGLOG_D("VulkanRenderer initialized");
}
@@ -80,8 +81,8 @@ namespace MobileGL::MG_Backend::DirectVulkan {
}
void VulkanRenderer::CreateInstance() {
m_extensions = EnumerateExtensions();
MGLOG_I("Got %d Vulkan extensions: ", m_extensions.size());
m_extensions = EnumerateInstanceExtensions();
MGLOG_I("Got %d Vulkan instance extensions: ", m_extensions.size());
for (auto& extension : m_extensions) {
MGLOG_I(" %s (r.%u)", extension.extensionName, extension.specVersion);
}
@@ -189,7 +190,77 @@ namespace MobileGL::MG_Backend::DirectVulkan {
return createInfo;
}
Vector<VkExtensionProperties> VulkanRenderer::EnumerateExtensions() {
void VulkanRenderer::PickPhysicalDevice() {
Uint32 deviceCount = 0;
vkEnumeratePhysicalDevices(m_instance, &deviceCount, nullptr);
if (deviceCount == 0) {
MGLOG_E("No physical devices supporting Vulkan found.");
} else {
MGLOG_I("Found %d physical device(s).", deviceCount);
}
auto deviceTypeToStr = [](VkPhysicalDeviceType type) {
switch (type) {
case VK_PHYSICAL_DEVICE_TYPE_INTEGRATED_GPU:
return "INTEGRATED_GPU";
case VK_PHYSICAL_DEVICE_TYPE_DISCRETE_GPU:
return "DISCRETE_GPU";
case VK_PHYSICAL_DEVICE_TYPE_CPU:
return "CPU";
case VK_PHYSICAL_DEVICE_TYPE_VIRTUAL_GPU:
return "VIRTUAL_GPU";
case VK_PHYSICAL_DEVICE_TYPE_OTHER:
return "OTHER";
default:
return "UNKNOWN";
}
};
Vector<VkPhysicalDevice> devices(deviceCount);
vkEnumeratePhysicalDevices(m_instance, &deviceCount, devices.data());
for (const auto& device : devices) {
VkPhysicalDeviceProperties deviceProperties;
vkGetPhysicalDeviceProperties(device, &deviceProperties);
auto apiVersion = deviceProperties.apiVersion;
MGLOG_I(" %s (Vulkan %d.%d.%d, %s)",
deviceProperties.deviceName,
VK_VERSION_MAJOR(apiVersion), VK_VERSION_MINOR(apiVersion), VK_VERSION_PATCH(apiVersion),
deviceTypeToStr(deviceProperties.deviceType));
// TODO: Properly check device eligibility
if (m_physicalDevice == VK_NULL_HANDLE && deviceProperties.deviceType == VK_PHYSICAL_DEVICE_TYPE_DISCRETE_GPU) {
m_physicalDevice = device;
MGLOG_I("Physical device picked.");
}
if (m_physicalDevice == VK_NULL_HANDLE && CheckDeviceEligible(device)) {
m_physicalDevice = device;
MGLOG_I("Physical device picked.");
}
}
MOBILEGL_ASSERT(!devices.empty(), "No physical devices found.");
if (m_physicalDevice == VK_NULL_HANDLE) {
m_physicalDevice = devices[0];
MGLOG_I("No suitable physical device picked yet, defaulting to device 0.");
}
}
Bool VulkanRenderer::CheckDeviceEligible(VkPhysicalDevice device) {
Uint32 queueFamilyCount = 0;
vkGetPhysicalDeviceQueueFamilyProperties(device, &queueFamilyCount, nullptr);
Vector<VkQueueFamilyProperties> queueFamilies(queueFamilyCount);
vkGetPhysicalDeviceQueueFamilyProperties(device, &queueFamilyCount, queueFamilies.data());
for (const auto& queueFamily : queueFamilies) {
if (queueFamily.queueFlags & VK_QUEUE_GRAPHICS_BIT) {
return true;
}
}
return false;
}
Vector<VkExtensionProperties> VulkanRenderer::EnumerateInstanceExtensions() {
Uint32 extensionCount = 0;
VK_VERIFY(vkEnumerateInstanceExtensionProperties(nullptr, &extensionCount, nullptr));
Vector<VkExtensionProperties> extensions(extensionCount);
MobileGL/MG_Backend/DirectVulkan/Renderer/VulkanRenderer.h
+5 -1
View File
@@ -51,13 +51,17 @@ namespace MobileGL::MG_Backend::DirectVulkan {
Vector<VkExtensionProperties> m_extensions;
VkInstance m_instance = VK_NULL_HANDLE;
VkDebugUtilsMessengerEXT m_debugMessenger = VK_NULL_HANDLE;
VkPhysicalDevice m_physicalDevice = VK_NULL_HANDLE;
void CreateInstance();
void DestroyInstance();
VkResult SetupDebugMessenger();
VkResult DestroyDebugMessenger();
VkDebugUtilsMessengerCreateInfoEXT PopulateDebugMessengerCreateInfo();
static Vector<VkExtensionProperties> EnumerateExtensions();
void PickPhysicalDevice();
static Bool CheckDeviceEligible(VkPhysicalDevice device);
static Vector<VkExtensionProperties> EnumerateInstanceExtensions();
static constexpr const char* s_validationLayerNames[] = {
"VK_LAYER_KHRONOS_validation"
};