Triangle posting

https://vulkan-tutorial.com/Vertex_buffers/Staging_buffer

Reached the above part of the tutorial. Adding IMGUI now before
continuing.

src/private/VulkanRenderPass.cpp

@@ -0,0 +1,60 @@
+#include "VulkanRenderPass.h"
+#include "utilities/Logger.h"
+
+void VulkanRenderPass::Initialize(VkDevice InDevice)
+{
+	Device = InDevice;
+}
+
+void VulkanRenderPass::Cleanup()
+{
+	vkDestroyRenderPass(Device, RenderPass, nullptr);
+}
+
+void VulkanRenderPass::CreateRenderPass(VkFormat SwapChainImageFormat)
+{
+	VkAttachmentDescription ColorAttachment{};
+	ColorAttachment.format = SwapChainImageFormat;
+	ColorAttachment.samples = VK_SAMPLE_COUNT_1_BIT;
+	ColorAttachment.loadOp = VK_ATTACHMENT_LOAD_OP_CLEAR;
+	ColorAttachment.storeOp = VK_ATTACHMENT_STORE_OP_STORE;
+	ColorAttachment.stencilLoadOp = VK_ATTACHMENT_LOAD_OP_DONT_CARE;
+	ColorAttachment.stencilStoreOp = VK_ATTACHMENT_STORE_OP_DONT_CARE;
+	ColorAttachment.initialLayout = VK_IMAGE_LAYOUT_UNDEFINED;
+	ColorAttachment.finalLayout = VK_IMAGE_LAYOUT_PRESENT_SRC_KHR;
+
+	VkAttachmentReference ColorAttachmentRef{};
+	ColorAttachmentRef.attachment = 0;
+	ColorAttachmentRef.layout = VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL;
+
+	VkSubpassDescription Subpass{};
+	Subpass.pipelineBindPoint = VK_PIPELINE_BIND_POINT_GRAPHICS;
+	Subpass.colorAttachmentCount = 1;
+	Subpass.pColorAttachments = &ColorAttachmentRef;
+
+	VkRenderPassCreateInfo RenderPassInfo{};
+	RenderPassInfo.sType = VK_STRUCTURE_TYPE_RENDER_PASS_CREATE_INFO;
+	RenderPassInfo.attachmentCount = 1;
+	RenderPassInfo.pAttachments = &ColorAttachment;
+	RenderPassInfo.subpassCount = 1;
+	RenderPassInfo.pSubpasses = &Subpass;
+
+	VkSubpassDependency Dependency{};
+	Dependency.srcSubpass = VK_SUBPASS_EXTERNAL;
+	Dependency.dstSubpass = 0;
+	Dependency.srcStageMask = VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT;
+	Dependency.srcAccessMask = 0;
+	Dependency.dstStageMask = VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT;
+	Dependency.dstAccessMask = VK_ACCESS_COLOR_ATTACHMENT_WRITE_BIT;
+	RenderPassInfo.dependencyCount = 1;
+	RenderPassInfo.pDependencies = &Dependency;
+
+	if (vkCreateRenderPass(Device, &RenderPassInfo, nullptr, &RenderPass) != VK_SUCCESS)
+	{
+		Log::Error("Failed to create render pass!");
+	}
+	else
+	{
+		Log::Info("Successfully created render pass.");
+	}
+}