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Highlights and shadows effect

  • Article
  • 12/11/2020

Adjusts the highlights and shadows of the image.

The CLSID for this effect is CLSID_D2D1HighlightsShadows.

Example image

example of effect output

Sample code

ComPtr<ID2D1Effect> highlightsAndShadowsEffect;
m_d2dContext->CreateEffect(CLSID_D2D1HighlightsShadows, &highlightsAndShadowsEffect);
 
highlightsAndShadowsEffect->SetInput(0, bitmap);
highlightsAndShadowsEffect->SetValue(D2D1_HIGHLIGHTSANDSHADOWS_PROP_HIGHLIGHTS, 0.0f);
highlightsAndShadowsEffect->SetValue(D2D1_HIGHLIGHTSANDSHADOWS_PROP_SHADOWS, 0.5f);
highlightsAndShadowsEffect->SetValue(D2D1_HIGHLIGHTSANDSHADOWS_PROP_CLARITY, 0.2f);
highlightsAndShadowsEffect->SetValue(D2D1_HIGHLIGHTSANDSHADOWS_PROP_INPUT_GAMMA, D2D1_HIGHLIGHTSANDSHADOWS_INPUT_GAMMA_LINEAR);
highlightsAndShadowsEffect->SetValue(D2D1_HIGHLIGHTSANDSHADOWS_PROP_MASK_BLUR_RADIUS, 1.0f);
 
m_d2dContext->BeginDraw();
m_d2dContext->DrawImage(hueToRgbEffect.Get());
m_d2dContext->EndDraw();

Effect properties

The properties for the highlights and shadows effect are defined by the D2D1_HIGHLIGHTSANDSHADOWS_PROP enumeration.

Requirements

Requirement Value
Minimum supported client Windows 10 [desktop apps | Windows Store apps]
Minimum supported server Windows 10 [desktop apps | Windows Store apps]
Header d2d1effects_2.h
Library d2d1.lib, dxguid.lib