[gimp-gap/gap-2-8] applied fix as suggested at bugreport #723818

[Wolfgang Hofer <wolfgangh src gnome org>]

commit c032805e55af814e0af9f744cf9906fcf602de98
Author: Wolfgang Hofer <wolfgangh svn gnome org>
Date:   Sat Feb 15 10:40:38 2014 +0100

    applied fix as suggested at bugreport #723818

 ChangeLog                 |   12 ++++++++++++
 gap/gap_fg_matting.c      |    2 +-
 gap/gap_fg_matting_main.c |    2 +-
 3 files changed, 14 insertions(+), 2 deletions(-)
---
diff --git a/ChangeLog b/ChangeLog
index eac42f2..169984b 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,17 @@
 2014-02-15 Wolfgang Hofer <hof gimp org>
 
+- applied fix for the foreground matting feature as suggested at bug #723818
+  The warning "Problem!: final_confidence: %f\n" now shall be printed only in critical case.
+
+  TODO: Note that GAP still uses a copy of the old foreground matting implementation
+  The already available GEGL implementation will be used in future GAP versions
+  targeted for the use with GIMP 2.10.
+
+  * gap/gap_fg_matting.c
+  * gap/gap_fg_matting_main.c
+
+2014-02-15 Wolfgang Hofer <hof gimp org>
+
   - added LAYER GROUP support for the "FramesModify" feature.
 
      - Added Groupname and delimiter entry widgets where the user can
diff --git a/gap/gap_fg_matting.c b/gap/gap_fg_matting.c
index b0c1c65..db4994b 100644
--- a/gap/gap_fg_matting.c
+++ b/gap/gap_fg_matting.c
@@ -897,7 +897,7 @@ local_smoothing (HashEntry* entry, GHashTable* unknown_hash, GappMattingState *s
                      &current_alpha);
     final_confidence *= exp(-LAMBDA * sqrt(mp));
 
-    if (!(final_confidence <= 1 || final_confidence >= 0))
+    if (!(final_confidence <= 1 && final_confidence >= 0))
       g_printf("Problem!: final_confidence: %f\n", final_confidence);
 
     entry->alpha = (final_confidence * current_alpha + (1 - final_confidence) * low_freq_alpha) * 255;
diff --git a/gap/gap_fg_matting_main.c b/gap/gap_fg_matting_main.c
index 25c38d1..4871cd5 100644
--- a/gap/gap_fg_matting_main.c
+++ b/gap/gap_fg_matting_main.c
@@ -35,7 +35,7 @@
 /* Revision history
  *  (2011/10/05)  2.7.0       hof: created
  */
-int gap_debug = 1;  /* 1 == print debug infos , 0 dont print debug infos */
+int gap_debug = 0;  /* 1 == print debug infos , 0 dont print debug infos */
 #define GAP_DEBUG_DECLARED 1