IDirect3DQuery9 interface

Applications use the methods of the IDirect3DQuery9 interface to perform asynchronous queries on a driver.

Members

The IDirect3DQuery9 interface inherits from the IUnknown interface. IDirect3DQuery9 also has these types of members:

Methods

The IDirect3DQuery9 interface has these methods.

MethodDescription
GetData

Polls a queried resource to get the query state or a query result. For more information about queries, see Queries (Direct3D 9).

GetDataSize

Gets the number of bytes in the query data.

GetDevice

Gets the device that is being queried.

GetType

Gets the query type.

Issue

Issue a query.

 

Remarks

The LPDIRECT3DQUERY9 and PDIRECT3DQUERY9 types are defined as pointers to the IDirect3DQuery9 interface.


typedef struct IDirect3DQuery9 *LPDIRECT3DQUERY9, *PDIRECT3DQUERY9;

Requirements

Header

D3D9.h

Library

D3d9.lib

 

 

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