Method

GimpDrawablecurves_explicit

since: 2.10

Declaration [src]

gboolean
gimp_drawable_curves_explicit (
  GimpDrawable* drawable,
  GimpHistogramChannel channel,
  gsize num_values,
  const gdouble* values
)

Description [src]

Modifies the intensity curve(s) for specified drawable.

Modifies the intensity mapping for one channel in the specified drawable. The channel can be either an intensity component, or the value. The ‘values’ parameter is an array of doubles which explicitly defines how each pixel value in the drawable will be modified. Use the gimp_drawable_curves_spline() function to modify intensity levels with Catmull Rom splines.

Available since: 2.10

Parameters

channel

Type: GimpHistogramChannel

The channel to modify.

num_values

Type: gsize

The number of values in the new curve.

values

Type: An array of double

The explicit curve.

The length of the array is specified in the num_values argument.

The data is owned by the caller of the function.

Return value

Type: gboolean

TRUE on success.