Straighten Effect

Rotates and optionally scales an image.

The CLSID for this effect is CLSID_D2D1Straighten.

Example Image

Example of effect output

Sample Code


ComPtr<ID2D1Effect> straightenEffect;
m_d2dContext->CreateEffect(CLSID_D2D1Straighten, &straightenEffect);
 
straightenEffect->SetInput(0, bitmap);
straightenEffect->SetValue(D2D1_STRAIGHTEN_PROP_ANGLE, 12.0f);
straightenEffect->SetValue(D2D1_STRAIGHTEN_PROP_MAINTAIN_SIZE, true);
straightenEffect->SetValue(D2D1_STRAIGHTEN_PROP_SCALE_MODE, D2D1_STRAIGHTEN_SCALE_MODE_LINEAR);
 
m_d2dContext->BeginDraw();
m_d2dContext->DrawImage(straightenEffect.Get());
m_d2dContext->EndDraw();




Effect Properties

The properties for the straighten effect are defined by the D2D1_STRAIGHTEN_PROP enumeration.

Requirements

Minimum supported clientWindows 10 [desktop apps | Windows Store apps]
Minimum supported serverWindows 10 [desktop apps | Windows Store apps]
Headerd2d1effects_2.h
Libraryd2d1.lib, dxguid.lib

 

Related topics

ID2D1Effect

 

 

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