Code cleanup

examples/triangle/triangle.cpp

@@ -44,23 +44,23 @@ public:
 	// Vertex buffer and attributes
 	struct {
 		VkDeviceMemory memory{ VK_NULL_HANDLE }; // Handle to the device memory for this buffer
-		VkBuffer buffer;						 // Handle to the Vulkan buffer object that the memory is bound to
+		VkBuffer buffer{ VK_NULL_HANDLE };		 // Handle to the Vulkan buffer object that the memory is bound to
 	} vertices;
 
 	// Index buffer
 	struct {
 		VkDeviceMemory memory{ VK_NULL_HANDLE };
-		VkBuffer buffer;
+		VkBuffer buffer{ VK_NULL_HANDLE };
 		uint32_t count{ 0 };
 	} indices;
 
 	// Uniform buffer block object
 	struct UniformBuffer {
-		VkDeviceMemory memory;
-		VkBuffer buffer;
+		VkDeviceMemory memory{ VK_NULL_HANDLE };
+		VkBuffer buffer{ VK_NULL_HANDLE };
 		// The descriptor set stores the resources bound to the binding points in a shader
 		// It connects the binding points of the different shaders with the buffers and images used for those bindings
-		VkDescriptorSet descriptorSet;
+		VkDescriptorSet descriptorSet{ VK_NULL_HANDLE };
 		// We keep a pointer to the mapped buffer, so we can easily update it's contents via a memcpy
 		uint8_t* mapped{ nullptr };
 	};