};
VK_CHECK(vk.beginCommandBuffer(*cmdBuffer, &cmdBufferBeginInfo));
+
+ const VkImageMemoryBarrier imageBarrier =
+ {
+ VK_STRUCTURE_TYPE_IMAGE_MEMORY_BARRIER, // VkStructureType sType;
+ DE_NULL, // const void* pNext;
+ VK_ACCESS_TRANSFER_WRITE_BIT, // VkAccessFlags srcAccessMask;
+ VK_ACCESS_TRANSFER_READ_BIT, // VkAccessFlags dstAccessMask;
+ VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL, // VkImageLayout oldLayout;
+ VK_IMAGE_LAYOUT_TRANSFER_SRC_OPTIMAL, // VkImageLayout newLayout;
+ VK_QUEUE_FAMILY_IGNORED, // deUint32 srcQueueFamilyIndex;
+ VK_QUEUE_FAMILY_IGNORED, // deUint32 dstQueueFamilyIndex;
+ *m_colorImage, // VkImage image;
+ { // VkImageSubresourceRange subresourceRange;
+ VK_IMAGE_ASPECT_COLOR_BIT, // VkImageAspectFlags aspectMask;
+ 0u, // deUint32 baseMipLevel;
+ 1u, // deUint32 mipLevels;
+ 0u, // deUint32 baseArraySlice;
+ 1u // deUint32 arraySize;
+ }
+ };
+
+ const VkBufferMemoryBarrier bufferBarrier =
+ {
+ VK_STRUCTURE_TYPE_BUFFER_MEMORY_BARRIER, // VkStructureType sType;
+ DE_NULL, // const void* pNext;
+ VK_ACCESS_TRANSFER_WRITE_BIT, // VkAccessFlags srcAccessMask;
+ VK_ACCESS_HOST_READ_BIT, // VkAccessFlags dstAccessMask;
+ VK_QUEUE_FAMILY_IGNORED, // deUint32 srcQueueFamilyIndex;
+ VK_QUEUE_FAMILY_IGNORED, // deUint32 dstQueueFamilyIndex;
+ *readImageBuffer, // VkBuffer buffer;
+ 0u, // VkDeviceSize offset;
+ imageSizeBytes // VkDeviceSize size;
+ };
+
+ vk.cmdPipelineBarrier(*cmdBuffer, VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT, VK_PIPELINE_STAGE_TRANSFER_BIT, (VkDependencyFlags)0, 0, (const VkMemoryBarrier*)DE_NULL, 0, (const VkBufferMemoryBarrier*)DE_NULL, 1, &imageBarrier);
vk.cmdCopyImageToBuffer(*cmdBuffer, *m_colorImage, VK_IMAGE_LAYOUT_TRANSFER_SRC_OPTIMAL, *readImageBuffer, 1u, ©Params);
+ vk.cmdPipelineBarrier(*cmdBuffer, VK_PIPELINE_STAGE_TRANSFER_BIT, VK_PIPELINE_STAGE_HOST_BIT, (VkDependencyFlags)0, 0, (const VkMemoryBarrier*)DE_NULL, 1, &bufferBarrier, 0, (const VkImageMemoryBarrier*)DE_NULL);
+
VK_CHECK(vk.endCommandBuffer(*cmdBuffer));
VK_CHECK(vk.resetFences(vkDevice, 1, &m_fence.get()));