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Fix layout transitions in renderheadless

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Old code had an UNDEFINED to TRANSFER_SRC_OPTIMAL transitions
causing the read-back image to also be undefined.
This commit is contained in:
Christian Forfang 2018-01-28 20:49:43 +01:00
parent d46203b890
commit d29bbe792c
1 changed files with 2 additions and 12 deletions
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14
examples/renderheadless/renderheadless.cpp
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@ -415,7 +415,7 @@ public:
attchmentDescriptions[0].stencilLoadOp = VK_ATTACHMENT_LOAD_OP_DONT_CARE;
attchmentDescriptions[0].stencilStoreOp = VK_ATTACHMENT_STORE_OP_DONT_CARE;
attchmentDescriptions[0].initialLayout = VK_IMAGE_LAYOUT_UNDEFINED;
attchmentDescriptions[0].finalLayout = VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL;
attchmentDescriptions[0].finalLayout = VK_IMAGE_LAYOUT_TRANSFER_SRC_OPTIMAL;
// Depth attachment
attchmentDescriptions[1].format = depthFormat;
attchmentDescriptions[1].samples = VK_SAMPLE_COUNT_1_BIT;
@ -706,17 +706,7 @@ public:
VK_PIPELINE_STAGE_TRANSFER_BIT,
VkImageSubresourceRange{ VK_IMAGE_ASPECT_COLOR_BIT, 0, 1, 0, 1 });
// Transition color attachment to transfer source
vks::tools::insertImageMemoryBarrier(
copyCmd,
colorAttachment.image,
0,
VK_ACCESS_TRANSFER_READ_BIT,
VK_IMAGE_LAYOUT_UNDEFINED,
VK_IMAGE_LAYOUT_TRANSFER_SRC_OPTIMAL,
VK_PIPELINE_STAGE_TRANSFER_BIT,
VK_PIPELINE_STAGE_TRANSFER_BIT,
VkImageSubresourceRange{ VK_IMAGE_ASPECT_COLOR_BIT, 0, 1, 0, 1 });
// colorAttachment.image is already in VK_IMAGE_LAYOUT_TRANSFER_SRC_OPTIMAL, and does not need to be transitioned
VkImageCopy imageCopyRegion{};
imageCopyRegion.srcSubresource.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT;