ID2D1DeviceContext::GetEffectInvalidRectangleCount method
Gets the number of invalid output rectangles that have accumulated on the effect.
Syntax
HRESULT GetEffectInvalidRectangleCount(
[in] ID2D1Effect *effect,
[out] UINT32 *rectangleCount
);
Parameters
- effect [in]
-
Type: ID2D1Effect*
The effect to count the invalid rectangles on.
- rectangleCount [out]
-
Type: UINT32*
The returned rectangle count.
Return value
Type: HRESULT
The method returns an HRESULT. Possible values include, but are not limited to, those in the following table.
| HRESULT | Description |
|---|---|
| S_OK | No error occurred. |
| E_OUTOFMEMORY | Direct2D could not allocate sufficient memory to complete the call. |
| E_INVALIDARG | An invalid parameter was passed to the returning function. |
Requirements
|
Minimum supported client |
Windows 8 and Platform Update for Windows 7 [desktop apps | Windows Store apps] |
|---|---|
|
Minimum supported server |
Windows Server 2012 and Platform Update for Windows Server 2008 R2 [desktop apps | Windows Store apps] |
|
Minimum supported phone |
Windows Phone 8.1 [Windows Phone Silverlight 8.1 and Windows Runtime apps] |
|
Header |
|
|
DLL |
|
See also
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