IDWritePixelSnapping::GetPixelsPerDip method (dwrite.h)

Gets the number of physical pixels per DIP.

Syntax

HRESULT GetPixelsPerDip(
        void  *clientDrawingContext,
  [out] FLOAT *pixelsPerDip
);

Parameters

clientDrawingContext

Type: void*

The drawing context passed to IDWriteTextLayout::Draw.

[out] pixelsPerDip

Type: FLOAT*

When this method returns, contains the number of physical pixels per DIP.

Return value

Type: HRESULT

If this method succeeds, it returns S_OK. Otherwise, it returns an HRESULT error code.

Remarks

Because a DIP (device-independent pixel) is 1/96 inch, the pixelsPerDip value is the number of logical pixels per inch divided by 96.

Requirements

Requirement	Value
Minimum supported client	Windows 7, Windows Vista with SP2 and Platform Update for Windows Vista [desktop apps | UWP apps]
Minimum supported server	Windows Server 2008 R2, Windows Server 2008 with SP2 and Platform Update for Windows Server 2008 [desktop apps | UWP apps]
Target Platform	Windows
Header	dwrite.h
Library	Dwrite.lib
DLL	Dwrite.dll

See also

IDWritePixelSnapping