Add logs of physical devices

src/vulkan/vk_physical_device.rs

@@ -3,9 +3,9 @@ use ash::vk;
 pub struct VkPhysicalDevice {
     // Vulkan properties
     handle: vk::PhysicalDevice,
-    properties: vk::PhysicalDeviceProperties,
-    features: vk::PhysicalDeviceFeatures,
-    queue_family_properties: Vec<vk::QueueFamilyProperties>,
+    pub properties: vk::PhysicalDeviceProperties,
+    pub features: vk::PhysicalDeviceFeatures,
+    pub queue_family_properties: Vec<vk::QueueFamilyProperties>,
 }
 
 impl VkPhysicalDevice {