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https://gitea.windcorp.ru/Wind-Corporation/Progressia.git
synced 2025-04-22 00:50:45 +03:00
84 lines
3.1 KiB
C++
84 lines
3.1 KiB
C++
#include "vulkan_render_pass.h"
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#include "vulkan_adapter.h"
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#include "vulkan_common.h"
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namespace progressia {
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namespace desktop {
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RenderPass::RenderPass(Vulkan &vulkan) : vulkan(vulkan) {
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std::vector<VkAttachmentDescription> attachmentDescriptions;
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std::vector<VkAttachmentReference> attachmentReferences;
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VkAttachmentReference depthAttachmentRef{};
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const auto &attachments = vulkan.getAdapter().getAttachments();
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for (std::size_t i = 0; i < attachments.size(); i++) {
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const auto &attachment = attachments[i];
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VkAttachmentDescription *desc;
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VkAttachmentReference *ref;
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attachmentDescriptions.push_back({});
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desc = &attachmentDescriptions.back();
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if (attachment.aspect == VK_IMAGE_ASPECT_DEPTH_BIT) {
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ref = &depthAttachmentRef;
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} else {
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attachmentReferences.push_back({});
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ref = &attachmentReferences.back();
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}
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desc->format = attachment.image == nullptr ? attachment.format
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: attachment.image->format;
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desc->samples = VK_SAMPLE_COUNT_1_BIT;
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desc->loadOp = attachment.loadOp;
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desc->storeOp = attachment.storeOp;
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desc->stencilLoadOp = VK_ATTACHMENT_LOAD_OP_DONT_CARE;
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desc->stencilStoreOp = VK_ATTACHMENT_STORE_OP_DONT_CARE;
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desc->initialLayout = VK_IMAGE_LAYOUT_UNDEFINED;
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desc->finalLayout = attachment.finalLayout;
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ref->attachment = i;
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ref->layout = attachment.workLayout;
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}
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VkSubpassDescription subpass{};
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subpass.pipelineBindPoint = VK_PIPELINE_BIND_POINT_GRAPHICS;
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subpass.colorAttachmentCount = attachmentReferences.size();
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subpass.pColorAttachments = attachmentReferences.data();
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subpass.pDepthStencilAttachment = &depthAttachmentRef;
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VkSubpassDependency dependency{};
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dependency.srcSubpass = VK_SUBPASS_EXTERNAL;
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dependency.dstSubpass = 0;
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dependency.srcStageMask = VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT |
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VK_PIPELINE_STAGE_EARLY_FRAGMENT_TESTS_BIT;
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dependency.dstStageMask = VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT |
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VK_PIPELINE_STAGE_EARLY_FRAGMENT_TESTS_BIT;
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dependency.srcAccessMask = 0;
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dependency.dstAccessMask = VK_ACCESS_COLOR_ATTACHMENT_WRITE_BIT |
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VK_ACCESS_DEPTH_STENCIL_ATTACHMENT_WRITE_BIT;
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VkRenderPassCreateInfo renderPassInfo{};
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renderPassInfo.sType = VK_STRUCTURE_TYPE_RENDER_PASS_CREATE_INFO;
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renderPassInfo.attachmentCount =
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static_cast<uint32_t>(attachmentDescriptions.size());
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renderPassInfo.pAttachments = attachmentDescriptions.data();
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renderPassInfo.subpassCount = 1;
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renderPassInfo.pSubpasses = &subpass;
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renderPassInfo.dependencyCount = 1;
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renderPassInfo.pDependencies = &dependency;
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vulkan.handleVkResult(
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"Could not create render pass",
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vkCreateRenderPass(vulkan.getDevice(), &renderPassInfo, nullptr, &vk));
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}
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RenderPass::~RenderPass() {
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vkDestroyRenderPass(vulkan.getDevice(), vk, nullptr);
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}
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VkRenderPass RenderPass::getVk() { return vk; }
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} // namespace desktop
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} // namespace progressia
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