// WARNING: DO NOT MODIFY! This file is automatically generated from the vk.xml registry
.Valid Usage (Implicit)
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* [[VUID-vkEnumeratePhysicalDeviceGroups-instance-parameter]] pname:instance must: be a valid sname:VkInstance handle
* [[VUID-vkEnumeratePhysicalDeviceGroups-pPhysicalDeviceGroupCount-parameter]] pname:pPhysicalDeviceGroupCount must: be a valid pointer to a basetype:uint32_t value
* [[VUID-vkEnumeratePhysicalDeviceGroups-pPhysicalDeviceGroupProperties-parameter]] If the value referenced by pname:pPhysicalDeviceGroupCount is not `0`, and pname:pPhysicalDeviceGroupProperties is not `NULL`, pname:pPhysicalDeviceGroupProperties must: be a valid pointer to an array of pname:pPhysicalDeviceGroupCount sname:VkPhysicalDeviceGroupProperties structures
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.Return Codes
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ifndef::doctype-manpage[]
<<fundamentals-successcodes,Success>>::
endif::doctype-manpage[]
ifdef::doctype-manpage[]
On success, this command returns::
endif::doctype-manpage[]
* ename:VK_SUCCESS
* ename:VK_INCOMPLETE
ifndef::doctype-manpage[]
<<fundamentals-errorcodes,Failure>>::
endif::doctype-manpage[]
ifdef::doctype-manpage[]
On failure, this command returns::
endif::doctype-manpage[]
* ename:VK_ERROR_OUT_OF_HOST_MEMORY
* ename:VK_ERROR_OUT_OF_DEVICE_MEMORY
* ename:VK_ERROR_INITIALIZATION_FAILED
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