Windows apps
Collapse the table of content
Expand the table of content
Information
The topic you requested is included in another documentation set. For convenience, it's displayed below. Choose Switch to see the topic in its original location.

XMVectorGetByIndex method

Retrieve the value of one of the four components of an XMVECTOR Data Type containing floating-point data by index.

Syntax


float XMVectorGetByIndex(
   XMVECTOR V,
   size_t   i
);

Parameters

V

A XMVECTOR Data Type containing integer data.

i

The index of the component to be retrieved.

Return value

The floating-point value of the selected component.

Remarks

The value of i must be positive and less than or equal to three ( 0 <= i <= 3 ).

The indexes have the following correspondence with XMVECTOR Data Type vector components:

IndexComponent

0

x

1

y

2

z

3

w

 

Platform Requirements

Microsoft Visual Studio 2010 or Microsoft Visual Studio 2012 with the Windows SDK for Windows 8. Supported for Win32 desktop apps, Windows Store apps, and Windows Phone 8 apps.

Requirements

Namespace

Use DirectX.

Header

DirectXMath.h

See also

XMVectorGetByIndexPtr
XMVectorSetByIndex

 

 

Community Additions

Show:
© 2016 Microsoft