static void
gimp_dodge_burn_options_set_property (GObject *object,
guint property_id,
const GValue *value,
GParamSpec *pspec)
{
GimpDodgeBurnOptions *options = GIMP_DODGE_BURN_OPTIONS (object);
switch (property_id)
{
case PROP_TYPE:
options->type = g_value_get_enum (value);
break;
case PROP_MODE:
options->mode = g_value_get_enum (value);
break;
case PROP_EXPOSURE:
options->exposure = g_value_get_double (value);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
break;
}
}
static void
gimp_dodge_burn_motion (GimpPaintCore *paint_core,
GimpDrawable *drawable,
GimpPaintOptions *paint_options,
const GimpCoords *coords)
{
GimpDodgeBurnOptions *options = GIMP_DODGE_BURN_OPTIONS (paint_options);
GimpContext *context = GIMP_CONTEXT (paint_options);
GimpDynamics *dynamics = GIMP_BRUSH_CORE (paint_core)->dynamics;
GimpImage *image = gimp_item_get_image (GIMP_ITEM (drawable));
GeglBuffer *paint_buffer;
gint paint_buffer_x;
gint paint_buffer_y;
gdouble fade_point;
gdouble opacity;
gdouble force;
fade_point = gimp_paint_options_get_fade (paint_options, image,
paint_core->pixel_dist);
opacity = gimp_dynamics_get_linear_value (dynamics,
GIMP_DYNAMICS_OUTPUT_OPACITY,
coords,
paint_options,
fade_point);
if (opacity == 0.0)
return;
paint_buffer = gimp_paint_core_get_paint_buffer (paint_core, drawable,
paint_options, coords,
&paint_buffer_x,
&paint_buffer_y);
if (! paint_buffer)
return;
/* DodgeBurn the region */
gimp_gegl_dodgeburn (gimp_paint_core_get_orig_image (paint_core),
GEGL_RECTANGLE (paint_buffer_x,
paint_buffer_y,
gegl_buffer_get_width (paint_buffer),
gegl_buffer_get_height (paint_buffer)),
paint_buffer,
GEGL_RECTANGLE (0, 0, 0, 0),
options->exposure / 100.0,
options->type,
options->mode);
if (gimp_dynamics_is_output_enabled (dynamics, GIMP_DYNAMICS_OUTPUT_FORCE))
force = gimp_dynamics_get_linear_value (dynamics,
GIMP_DYNAMICS_OUTPUT_FORCE,
coords,
paint_options,
fade_point);
else
force = paint_options->brush_force;
/* Replace the newly dodgedburned area (paint_area) to the image */
gimp_brush_core_replace_canvas (GIMP_BRUSH_CORE (paint_core), drawable,
coords,
MIN (opacity, GIMP_OPACITY_OPAQUE),
gimp_context_get_opacity (context),
gimp_paint_options_get_brush_mode (paint_options),
force,
GIMP_PAINT_CONSTANT);
}