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D2D1_DIRECTIONALBLUR_PROP
public enum DirectionalBlurProperties
Angle = 1D2D1_DIRECTIONALBLUR_PROP_ANGLE
BorderMode = 3D2D1_DIRECTIONALBLUR_PROP_BORDER_MODE
Optimization = 2D2D1_DIRECTIONALBLUR_PROP_OPTIMIZATION
StandardDeviation = 0D2D1_DIRECTIONALBLUR_PROP_STANDARD_DEVIATION