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Microsoft DirectX 9.0

D3DXQuaternionIsIdentity Function


Determines if a quaternion is an identity quaternion.

Syntax

BOOL D3DXQuaternionIsIdentity(      

    CONST D3DXQUATERNION *pQ );

Parameters

pQ
[in] Pointer to the D3DXQUATERNION structure that will be tested for identity.

Return Value

If the quaternion is an identity quaternion, this function returns TRUE. Otherwise, this function returns FALSE.



Function Information

Headerd3dx9math.h
Import libraryd3dx9.lib
Minimum operating systems Windows 98

See Also

D3DXQuaternionIdentity


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