mirror of
https://github.com/seekrs/MacroLibX.git
synced 2026-01-11 14:43:34 +00:00
114 lines
4.9 KiB
C++
114 lines
4.9 KiB
C++
/* ************************************************************************** */
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/* */
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/* ::: :::::::: */
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/* vk_render_pass.cpp :+: :+: :+: */
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/* +:+ +:+ +:+ */
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/* By: maldavid <kbz_8.dev@akel-engine.com> +#+ +:+ +#+ */
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/* +#+#+#+#+#+ +#+ */
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/* Created: 2022/10/06 18:21:36 by maldavid #+# #+# */
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/* Updated: 2024/01/03 13:17:56 by maldavid ### ########.fr */
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/* */
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/* ************************************************************************** */
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#include "vk_render_pass.h"
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#include <renderer/core/render_core.h>
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#include <renderer/renderer.h>
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#include <renderer/renderpass/vk_framebuffer.h>
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namespace mlx
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{
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static const VkClearValue clearColor = {{{ 0.0f, 0.0f, 0.0f, 1.0f }}}; // wtf, this mess to satisfy a warning
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void RenderPass::init(VkFormat attachement_format, VkImageLayout layout)
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{
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VkAttachmentDescription colorAttachment{};
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colorAttachment.format = attachement_format;
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colorAttachment.samples = VK_SAMPLE_COUNT_1_BIT;
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colorAttachment.loadOp = VK_ATTACHMENT_LOAD_OP_CLEAR;
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colorAttachment.storeOp = VK_ATTACHMENT_STORE_OP_STORE;
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colorAttachment.stencilLoadOp = VK_ATTACHMENT_LOAD_OP_DONT_CARE;
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colorAttachment.stencilStoreOp = VK_ATTACHMENT_STORE_OP_DONT_CARE;
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colorAttachment.initialLayout = VK_IMAGE_LAYOUT_UNDEFINED;
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colorAttachment.finalLayout = layout;
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VkAttachmentReference colorAttachmentRef{};
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colorAttachmentRef.attachment = 0;
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colorAttachmentRef.layout = (layout == VK_IMAGE_LAYOUT_PRESENT_SRC_KHR ? VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL : layout);
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VkSubpassDescription subpass1{};
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subpass1.pipelineBindPoint = VK_PIPELINE_BIND_POINT_GRAPHICS;
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subpass1.colorAttachmentCount = 1;
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subpass1.pColorAttachments = &colorAttachmentRef;
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VkSubpassDescription subpasses[] = { subpass1 };
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std::vector<VkSubpassDependency> subpassesDeps;
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subpassesDeps.emplace_back();
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subpassesDeps.back().srcSubpass = VK_SUBPASS_EXTERNAL;
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subpassesDeps.back().dstSubpass = 0;
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subpassesDeps.back().srcStageMask = VK_PIPELINE_STAGE_BOTTOM_OF_PIPE_BIT;
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subpassesDeps.back().dstStageMask = VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT;
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subpassesDeps.back().srcAccessMask = VK_ACCESS_MEMORY_READ_BIT;
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subpassesDeps.back().dstAccessMask = VK_ACCESS_COLOR_ATTACHMENT_READ_BIT | VK_ACCESS_COLOR_ATTACHMENT_WRITE_BIT;
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subpassesDeps.back().dependencyFlags = VK_DEPENDENCY_BY_REGION_BIT;
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subpassesDeps.emplace_back();
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subpassesDeps.back().srcSubpass = 0;
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subpassesDeps.back().dstSubpass = VK_SUBPASS_EXTERNAL;
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subpassesDeps.back().srcStageMask = VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT;
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subpassesDeps.back().dstStageMask = VK_PIPELINE_STAGE_BOTTOM_OF_PIPE_BIT;
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subpassesDeps.back().srcAccessMask = VK_ACCESS_COLOR_ATTACHMENT_READ_BIT | VK_ACCESS_COLOR_ATTACHMENT_WRITE_BIT;
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subpassesDeps.back().dstAccessMask = VK_ACCESS_MEMORY_READ_BIT;
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subpassesDeps.back().dependencyFlags = VK_DEPENDENCY_BY_REGION_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 = 1;
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renderPassInfo.pAttachments = &colorAttachment;
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renderPassInfo.subpassCount = sizeof(subpasses) / sizeof(VkSubpassDescription);
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renderPassInfo.pSubpasses = subpasses;
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renderPassInfo.dependencyCount = static_cast<uint32_t>(subpassesDeps.size());
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renderPassInfo.pDependencies = subpassesDeps.data();
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VkResult res = vkCreateRenderPass(Render_Core::get().getDevice().get(), &renderPassInfo, nullptr, &_renderPass);
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if(res != VK_SUCCESS)
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core::error::report(e_kind::fatal_error, "Vulkan : failed to create render pass, %s", RCore::verbaliseResultVk(res));
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#ifdef DEBUG
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core::error::report(e_kind::message, "Vulkan : created new render pass");
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#endif
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}
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void RenderPass::begin(class CmdBuffer& cmd, class FrameBuffer& fb)
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{
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if(_is_running)
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return;
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VkRenderPassBeginInfo renderPassInfo{};
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renderPassInfo.sType = VK_STRUCTURE_TYPE_RENDER_PASS_BEGIN_INFO;
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renderPassInfo.renderPass = _renderPass;
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renderPassInfo.framebuffer = fb.get();
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renderPassInfo.renderArea.offset = { 0, 0 };
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renderPassInfo.renderArea.extent = { fb.getWidth(), fb.getHeight() };
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renderPassInfo.clearValueCount = 1;
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renderPassInfo.pClearValues = &clearColor;
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vkCmdBeginRenderPass(cmd.get(), &renderPassInfo, VK_SUBPASS_CONTENTS_INLINE);
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_is_running = true;
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}
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void RenderPass::end(class CmdBuffer& cmd)
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{
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if(!_is_running)
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return;
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vkCmdEndRenderPass(cmd.get());
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_is_running = false;
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}
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void RenderPass::destroy() noexcept
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{
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vkDestroyRenderPass(Render_Core::get().getDevice().get(), _renderPass, nullptr);
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_renderPass = VK_NULL_HANDLE;
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}
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}
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