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Added barriers

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This commit is contained in:
Sascha Willems 2021-11-20 10:31:17 +01:00
parent 317cc1181c
commit 089edad01c
1 changed files with 35 additions and 1 deletions
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36
examples/dynamicrendering/dynamicrendering.cpp
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@ -90,7 +90,29 @@ public:
{ {
VK_CHECK_RESULT(vkBeginCommandBuffer(drawCmdBuffers[i], &cmdBufInfo)); VK_CHECK_RESULT(vkBeginCommandBuffer(drawCmdBuffers[i], &cmdBufInfo));
// @todo: comment // Transition color and depth images for drawing
vks::tools::insertImageMemoryBarrier(
drawCmdBuffers[i],
swapChain.buffers[i].image,
0,
VK_ACCESS_COLOR_ATTACHMENT_WRITE_BIT,
VK_IMAGE_LAYOUT_UNDEFINED,
VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL,
VK_PIPELINE_STAGE_TOP_OF_PIPE_BIT,
VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT,
VkImageSubresourceRange{ VK_IMAGE_ASPECT_COLOR_BIT, 0, 1, 0, 1 });
vks::tools::insertImageMemoryBarrier(
drawCmdBuffers[i],
swapChain.buffers[i].image,
0,
VK_ACCESS_DEPTH_STENCIL_ATTACHMENT_WRITE_BIT,
VK_IMAGE_LAYOUT_UNDEFINED,
VK_IMAGE_LAYOUT_DEPTH_ATTACHMENT_OPTIMAL,
VK_PIPELINE_STAGE_EARLY_FRAGMENT_TESTS_BIT | VK_PIPELINE_STAGE_LATE_FRAGMENT_TESTS_BIT,
VK_PIPELINE_STAGE_EARLY_FRAGMENT_TESTS_BIT | VK_PIPELINE_STAGE_LATE_FRAGMENT_TESTS_BIT,
VkImageSubresourceRange{ VK_IMAGE_ASPECT_DEPTH_BIT, 0, 1, 0, 1 });
// New structures are used to define the attachments used in dynamic rendering
VkRenderingAttachmentInfoKHR colorAttachment{}; VkRenderingAttachmentInfoKHR colorAttachment{};
colorAttachment.sType = VK_STRUCTURE_TYPE_RENDERING_ATTACHMENT_INFO_KHR; colorAttachment.sType = VK_STRUCTURE_TYPE_RENDERING_ATTACHMENT_INFO_KHR;
colorAttachment.imageView = swapChain.buffers[i].view; colorAttachment.imageView = swapChain.buffers[i].view;
@ -135,6 +157,18 @@ public:
// End dynamic rendering // End dynamic rendering
vkCmdEndRenderingKHR(drawCmdBuffers[i]); vkCmdEndRenderingKHR(drawCmdBuffers[i]);
// Transition color image for presentation
vks::tools::insertImageMemoryBarrier(
drawCmdBuffers[i],
swapChain.buffers[i].image,
VK_ACCESS_COLOR_ATTACHMENT_WRITE_BIT,
0,
VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL,
VK_IMAGE_LAYOUT_PRESENT_SRC_KHR,
VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT,
VK_PIPELINE_STAGE_BOTTOM_OF_PIPE_BIT,
VkImageSubresourceRange{ VK_IMAGE_ASPECT_COLOR_BIT, 0, 1, 0, 1 });
VK_CHECK_RESULT(vkEndCommandBuffer(drawCmdBuffers[i])); VK_CHECK_RESULT(vkEndCommandBuffer(drawCmdBuffers[i]));
} }
} }