[gimp] app: Remove the fade exponent. It does not let fade hit zero.

[Alexia Death <alexiade src gnome org>]

commit 318dd80189d45e30124b086e743c1c5980b3abb7
Author: Alexia Death <alexiadeath gmail com>
Date:   Sun Mar 7 15:01:22 2010 +0200

    app: Remove the fade exponent. It does not let fade hit zero.

 app/paint/gimppaintoptions.c |    5 ++---
 1 files changed, 2 insertions(+), 3 deletions(-)
---
diff --git a/app/paint/gimppaintoptions.c b/app/paint/gimppaintoptions.c
index 1d2f1bb..15395cb 100644
--- a/app/paint/gimppaintoptions.c
+++ b/app/paint/gimppaintoptions.c
@@ -570,8 +570,7 @@ gimp_paint_options_get_fade (GimpPaintOptions *paint_options,
       else
         pos = pos - (gint) pos;
 
-      /*  Model the amount of paint left as a gaussian curve  */
-      z = exp (- pos * pos * 5.541);
+      z = pos;
 
       if (fade_options->fade_reverse)
         z = 1.0 - z;
@@ -648,7 +647,7 @@ gimp_paint_options_get_brush_mode (GimpPaintOptions *paint_options)
 
 /*  Im leaving the pressurize code in here, but Im not sure how,
  *  or if at all it should be used. Not as hardness anyway.
- * 
+ *
  *  if (gimp_dynamics_output_is_enabled(dynamics->hardness_output))
  *    return GIMP_BRUSH_PRESSURE; */