Click or drag to resize
DirectionalBlurEffect Class
[NoComposition] Blurs an image in a particular direction. You can use this effect to make an image look as if it is in motion or to emphasize an animated image.
Inheritance Hierarchy
SystemObject
  Microsoft.Graphics.Canvas.EffectsDirectionalBlurEffect

Namespace:  Microsoft.Graphics.Canvas.Effects
Assembly:  Microsoft.Graphics.Canvas (in Microsoft.Graphics.Canvas.dll) Version: 0.0.0.0
Syntax
C#
Copy
public sealed class DirectionalBlurEffect : ICanvasEffect, 
	IGraphicsEffect, IGraphicsEffectSource, ICanvasImage, IDisposable

The DirectionalBlurEffect type exposes the following members.

Constructors
  NameDescription
Public methodDirectionalBlurEffect
Initializes a new instance of the DirectionalBlurEffect class.
Top
Properties
  NameDescription
Public propertyAngle
Angle of the blur relative to the x-axis, in the counterclockwise direction. Units are specified in radians. Default value 0, range 0 to 2*pi.
Public propertyBlurAmount
Gets or sets the amount of blur to be applied to the image. Default value 3.
Public propertyBorderMode
Gets or sets the border mode for edge pixels. Default value Soft.
Public propertyBufferPrecision
Specifies what precision to use for intermediate buffers when drawing this effect.
Public propertyCacheOutput
Enables caching the output from drawing this effect.
Public propertyName
Attaches a user-defined name string to the effect.
Public propertyOptimization
Level of performance optimization. Default value Balanced.
Public propertySource
Gets or sets the input source for DirectionalBlur effect.
Top
Methods
  NameDescription
Public methodDispose
Releases all resources used by the effect.
Public methodGetBounds(ICanvasResourceCreator)
Retrieves the bounds of this DirectionalBlurEffect.
Public methodGetBounds(ICanvasResourceCreator, Matrix3x2)
Retrieves the bounds of this DirectionalBlurEffect.
Public methodGetInvalidRectangles
Queries what regions of the effect output have changed since it was last drawn.
Public methodCode exampleGetRequiredSourceRectangle
Queries what part of an effect source image is needed to draw an output region.
Public methodGetRequiredSourceRectangles
Queries what parts of the effect source images are needed to draw an output region.
Public methodInvalidateSourceRectangle
Notifies the effect that one of its source images has changed.
Top
Remarks

Supported by Win2D but not Windows.UI.Composition.

This Windows Runtime type corresponds to the D2D Directional blur effect.

See Also