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ID2D1RenderTarget::GetDpi method (d2d1.h)

  • Article

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

Syntax

void GetDpi(
  [out] FLOAT *dpiX,
  [out] FLOAT *dpiY
);

Parameters

[out] dpiX

Type: FLOAT*

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

[out] dpiY

Type: FLOAT*

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

Return value

None

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

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 d2d1.h
Library D2d1.lib
DLL D2d1.dll

See also

ID2D1RenderTarget