Add Vulkan logical device creation

renderer.cpp

@@ -1,12 +1,39 @@
 #include "renderer.h"
 
 Renderer::Renderer() {
+    createInstance();
+    createLogicalDevice();
+}
+
+Renderer::~Renderer() {
+    vkDestroyInstance(instance_, nullptr);
+}
+
+void Renderer::createInstance() {
     VkInstanceCreateInfo instanceCreateInfo = {};
     instanceCreateInfo.sType = VK_STRUCTURE_TYPE_INSTANCE_CREATE_INFO;
     
     vkCreateInstance(&instanceCreateInfo, nullptr, &instance_);
 }
 
-Renderer::~Renderer() {
-    vkDestroyInstance(instance_, nullptr);
+void Renderer::createLogicalDevice() {
+    uint32_t physicalDeviceCount = 0;
+    vkEnumeratePhysicalDevices(instance_, &physicalDeviceCount, nullptr);
+    
+    VkPhysicalDevice* physicalDevices = new VkPhysicalDevice[physicalDeviceCount];
+    vkEnumeratePhysicalDevices(instance_, &physicalDeviceCount, physicalDevices);
+    
+    VkPhysicalDevice physicalDevice = nullptr;
+    
+    for(uint32_t i = 0; i < physicalDeviceCount; i++) {
+        VkPhysicalDeviceProperties properties = {};
+        vkGetPhysicalDeviceProperties(physicalDevices[i], &properties);
+        
+        physicalDevice = physicalDevices[i];
+    }
+    
+    VkDeviceCreateInfo deviceCreateInfo = {};
+    deviceCreateInfo.sType = VK_STRUCTURE_TYPE_DEVICE_CREATE_INFO;
+    
+    vkCreateDevice(physicalDevice, &deviceCreateInfo, nullptr, &device_);
 }

renderer.h

@@ -8,5 +8,10 @@ public:
     ~Renderer();
     
 private:
+    void createInstance();
+    void createLogicalDevice();
+    
     VkInstance instance_ = nullptr;
+    
+    VkDevice device_ = nullptr;
 };