ID2D1RenderTarget::GetDpi method

Return the render target's dots per inch (DPI).

Syntax

void GetDpi(
  FLOAT *dpiX,
  FLOAT *dpiY
);

Parameters

dpiX

Type: FLOAT*

When this method returns, contains the horizontal DPI of the render target. This parameter is passed uninitialized.

dpiY

Type: FLOAT*

When this method returns, contains the vertical DPI of the render target. This parameter is passed uninitialized.

Return Value

This method does not return a value.

Remarks

This method indicates the mapping from pixel space to device-independent space for the render target.

For ID2D1HwndRenderTarget, the DPI defaults to the most recently factory-read system DPI. The default value for all other render targets is 96 DPI.

Requirements

   
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 d2d1.h
Library D2d1.lib
DLL D2d1.dll

See Also

ID2D1RenderTarget