// d3dumddi.h

typedef enum _D3DDDI_DLIST_QUERY_DECISION_FACTOR {
  D3DDDI_DLIST_QUERY_DECISION_FACTOR_UNDEFINED,
  D3DDDI_DLIST_QUERY_DECISION_FACTOR_DLIST_APP_ENTRY,
  D3DDDI_DLIST_QUERY_DECISION_FACTOR_APP_SPECIFIED_BY_USER,
  D3DDDI_DLIST_QUERY_DECISION_FACTOR_GLOBAL_PREFERENCE_BY_USER
} D3DDDI_DLIST_QUERY_DECISION_FACTOR;
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Windows Driver Kit DDI reference (ne-d3dumddi-d3dddi_dlist_query_decision_factor)

Description

A D3DDDI_DLIST_QUERY_DECISION_FACTOR enum value describes the factor that determined the GPU preference returned by pfnQueryDlistForApplication2Cb.

Constants

`D3DDDI_DLIST_QUERY_DECISION_FACTOR_UNDEFINED`

The factor is unknown or not represented by the available enum values.

`D3DDDI_DLIST_QUERY_DECISION_FACTOR_DLIST_APP_ENTRY`

GPU preference was determined by dList app entry.

`D3DDDI_DLIST_QUERY_DECISION_FACTOR_APP_SPECIFIED_BY_USER`

GPU preference was determined by user-specified preference for this specific app.

`D3DDDI_DLIST_QUERY_DECISION_FACTOR_GLOBAL_PREFERENCE_BY_USER`

GPU preference was determined by user-specified global preference.

Remarks

The D3DDDI_DLIST_QUERY_DECISION_FACTOR value returned by pfnQueryDlistForApplication2Cb has no impact on runtime application behavior.

D3DDDI_DLIST_QUERY_DECISION_FACTOR - NtDoc