ID2D1Factory::GetDesktopDpi method (d2d1.h)
Important
ID2D1Factory::GetDesktopDpi is deprecated. For a desktop app, instead use GetDpiForWindow. For a Universal Windows Platform (UWP) app, instead use DisplayInformation::LogicalDpi.
Retrieves the current desktop dots per inch (DPI). To refresh this value, call ReloadSystemMetrics.
Syntax
void GetDesktopDpi(
[out] FLOAT *dpiX,
[out] FLOAT *dpiY
);
Parameters
[out] dpiX
Type: FLOAT*
When this method returns, contains the horizontal DPI of the desktop. You must allocate storage for this parameter.
[out] dpiY
Type: FLOAT*
When this method returns, contains the vertical DPI of the desktop. You must allocate storage for this parameter.
Return value
None
Remarks
Use this method to obtain the system DPI when setting physical pixel values, such as when you specify the size of a window.
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 |