Method: Magick::Image#sketch

Defined in:

ext/RMagick/rmimage.cpp

#sketch(radius = 0.0, sigma = 1.0, angle = 0.0) ⇒ Magick::Image

Simulates a pencil sketch. For best results start with a grayscale image.

Returns a new image.

Parameters:

• radius (Numeric) (defaults to: 0.0) —

  The radius

• sigma (Numeric) (defaults to: 1.0) —

  The standard deviation

• angle (Numeric) (defaults to: 0.0) —

  The angle (in degrees)

Returns:

• (Magick::Image) —

  a new image

See Also:

• #motion_blur

# File 'ext/RMagick/rmimage.cpp', line 13295

VALUE
Image_sketch(int argc, VALUE *argv, VALUE self)
{
    rm_check_destroyed(self);
    return motion_blur(argc, argv, self, GVL_FUNC(SketchImage));
}