Vulkan-Test/RenderPassManager.cpp at master · FinalForEach/Vulkan-Test · GitHub

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#include "RenderPassManager.hpp"

void RenderPassManager::createRenderPass() {
	VkAttachmentDescription colorAttachment = {};
	colorAttachment.format = swapchainManager.getSwapChainImageFormat();
	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_READ_BIT | VK_ACCESS_COLOR_ATTACHMENT_WRITE_BIT;
	renderPassInfo.dependencyCount = 1;
	renderPassInfo.pDependencies = &dependency;

	if (vkCreateRenderPass(deviceManager.getDevice(), &renderPassInfo, nullptr, &renderPass) != VK_SUCCESS) {
		throw std::runtime_error("Failed to create render pass!");
	}
}