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  1. Qt
  2. QTBUG-89764

Vulkan: Sync validation reports WAW hazard with point/spot light shadows

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    • f0d1a50333f3945369077a48ba7f2bdf228276cc (qt/qtbase/dev)

    Description

      vkDebug: Validation: 0: Validation Error: [ SYNC-HAZARD-WRITE_AFTER_WRITE ] Object 0: handle = 0x100c000000100c, type = VK_OBJECT_TYPE_RENDER_PASS; | MessageID = 0xfdf9f5e1 | vkCmdBeginRenderPass: Hazard WRITE_AFTER_WRITE in subpass 0 for attachment 1 image layout transition (old_layout: VK_IMAGE_LAYOUT_UNDEFINED, new_layout: VK_IMAGE_LAYOUT_DEPTH_STENCIL_ATTACHMENT_OPTIMAL). Access info (usage: SYNC_IMAGE_LAYOUT_TRANSITION, prior_usage: SYNC_LATE_FRAGMENT_TESTS_DEPTH_STENCIL_ATTACHMENT_WRITE, write_barriers: 0, command: vkCmdEndRenderPass, seq_no: 6, reset_no: 123).

      (SDK 1.2.154, sync validation enabled with vkconfig)

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            lagocs Laszlo Agocs
            lagocs Laszlo Agocs
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