Function

Gimpconvolve

Declaration [src]

gboolean
gimp_convolve (
  GimpDrawable* drawable,
  gdouble pressure,
  GimpConvolveType convolve_type,
  gint num_strokes,
  const gdouble* strokes
)

Description [src]

Convolve (Blur, Sharpen) using the current brush.

This tool convolves the specified drawable with either a sharpening or blurring kernel. The pressure parameter controls the magnitude of the operation. Like the paintbrush, this tool linearly interpolates between the specified stroke coordinates.

Parameters

drawable GimpDrawable
 

The affected drawable.

 The data is owned by the caller of the function.
pressure gdouble
 

The pressure.

convolve_type GimpConvolveType
 

Convolve type.

num_strokes gint
 

Number of stroke control points (count each coordinate as 2 points).

strokes An array of double
 

Array of stroke coordinates: { s1.x, s1.y, s2.x, s2.y, …, sn.x, sn.y }.

 The length of the array is specified in the num_strokes argument.
 The data is owned by the caller of the function.

Return value

Returns: gboolean
 

TRUE on success.