[gimp/soc-2009-dynamics] Fix airbrush behavior ignoring the buggy hardness for now.

[Alexia Death <alexiade src gnome org>]

commit d030939852269e022f6f2f9640994ac9c6951e66
Author: Alexia Death <alexiadeath gmail com>
Date:   Thu Oct 15 19:08:34 2009 +0300

    Fix airbrush behavior ignoring the buggy hardness for now.

 app/paint/gimpairbrush.c |   24 ++++++++----------------
 1 files changed, 8 insertions(+), 16 deletions(-)
---
diff --git a/app/paint/gimpairbrush.c b/app/paint/gimpairbrush.c
index 7f31fd3..51899a0 100644
--- a/app/paint/gimpairbrush.c
+++ b/app/paint/gimpairbrush.c
@@ -189,28 +189,20 @@ gimp_airbrush_motion (GimpPaintCore    *paint_core,
 
 {
   GimpAirbrushOptions *options = GIMP_AIRBRUSH_OPTIONS (paint_options);
+  GimpImage           *image   = gimp_item_get_image (GIMP_ITEM (drawable));
   gdouble              opacity;
-  gboolean             saved_pressure;
-  gboolean             saved_velocity;
+  gdouble              fade_point;
 
-  opacity = options->pressure / 100.0;
-
-  saved_pressure = FALSE;//paint_options->pressure_options->hardness;
-  saved_velocity = FALSE;//paint_options->velocity_options->hardness;
-
-  if (saved_pressure)
-    opacity *= coords->pressure;
-
-  if (saved_velocity)
-    opacity *= MAX (0.0, 1 - coords->velocity);
+  fade_point = gimp_paint_options_get_fade (paint_options, image,
+                                            paint_core->pixel_dist);
+  opacity  = options->pressure / 100.0;
+  opacity *= gimp_dynamics_output_get_linear_value(GIMP_BRUSH_CORE(paint_core)->dynamics->opacity_output,
+                                                   *coords,
+                                                   fade_point);
 
-  //paint_options->pressure_options->hardness = FALSE;
-  //paint_options->velocity_options->hardness = FALSE;
 
   _gimp_paintbrush_motion (paint_core, drawable, paint_options, coords, opacity);
 
-  //paint_options->pressure_options->hardness = saved_pressure;
-  //paint_options->velocity_options->hardness = saved_velocity;
 }
 
 static gboolean