[Bug 101956] segfault when calling vkGetPhysicalDeviceFormatProperties with VK_FORMAT_PVRTC1_2BPP_UNORM_BLOCK_IMG
bugzilla-daemon at freedesktop.org
bugzilla-daemon at freedesktop.org
Fri Jul 28 17:28:02 UTC 2017
https://bugs.freedesktop.org/show_bug.cgi?id=101956
--- Comment #2 from Mike Schuchardt <mikes at lunarg.com> ---
This patch fixes the reported issue.
After more consideration I'm not sure this is a valid use case because of the
documented interaction between physical-device-level extension functionality
and device extensions.
>From the spec 31.2.1, last paragraph:
In order to avoid using an instance extension, which often requires loader
support, the VK_KHR_get_physical_device_properties2 extension allows
physical-device-level extension functionality to be implemented within device
extensions (which must depend on the VK_KHR_get_physical_device_properties2
extension).
It is further muddled by the fact that VK_IMG_format_pvrtc predates
VK_KHR_get_physical_device_properties2, but I believe the intent is the same.
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