D2D1MakeRotateMatrix function
Creates a rotation transformation that rotates by the specified angle about the specified point.
Syntax
void WINAPI D2D1MakeRotateMatrix(
_In_ FLOAT angle,
_In_ D2D1_POINT_2F center,
_Out_ D2D1_MATRIX_3X2_F *matrix
);
Parameters
- angle [in]
-
Type: FLOAT
The clockwise rotation angle, in degrees.
- center [in]
-
Type: D2D1_POINT_2F
The point about which to rotate.
- matrix [out]
-
Type: D2D1_MATRIX_3X2_F*
When this method returns, contains the new rotation transformation. You must allocate storage for this parameter.
Return value
This function does not return a value.
Remarks
Rotation occurs in the plane of the 2-D surface.
Requirements
|
Minimum supported client |
Windows 7, Windows Vista with SP2 and Platform Update for Windows Vista [desktop apps | Windows Store apps] |
|---|---|
|
Minimum supported server |
Windows Server 2008 R2, Windows Server 2008 with SP2 and Platform Update for Windows Server 2008 [desktop apps | Windows Store apps] |
|
Minimum supported phone |
Windows Phone 8.1 [Windows Phone Silverlight 8.1 and Windows Runtime apps] |
|
Header |
|
|
Library |
|
|
DLL |
|