[libcvd-members] libcvd/cvd utility.h

[Edward Rosten]

CVSROOT:        /cvsroot/libcvd
Module name:    libcvd
Changes by:     Edward Rosten <edrosten>        09/03/15 20:35:53

Modified files:
        cvd            : utility.h 

Log message:
        Add fill border function

CVSWeb URLs:
http://cvs.savannah.gnu.org/viewcvs/libcvd/cvd/utility.h?cvsroot=libcvd&r1=1.8&r2=1.9

Patches:
Index: utility.h
===================================================================
RCS file: /cvsroot/libcvd/libcvd/cvd/utility.h,v
retrieving revision 1.8
retrieving revision 1.9
diff -u -b -r1.8 -r1.9
--- utility.h   21 Oct 2008 15:04:59 -0000      1.8
+++ utility.h   15 Mar 2009 20:35:53 -0000      1.9
@@ -95,6 +95,33 @@
     zeroPixels(I[I.size().y-1], I.size().x);
   }
 
+  /// Fill image borders
+  /// @param im Image fo fill borders in
+  /// @param pix Fill value
+  /// @param w border width 
+  /// @ingroup gUtility
+  template<class T> void fillBorders(SubImage<T>& im, const T& pix, int w=1)
+  {
+         //Fill the top and bottom
+         for(int n=0; n < w; n++)
+                 for(int x=0;  i < im.size().x; x++)
+                 {
+                               im[n][x] = pix;
+                               im[im.size().y-1-n][x] = pix;
+                 }
+       
+         for(int y=w; y < im.size().y - w; y++)
+                 for(int n=0; n < w; n++)
+                 {
+                         im[y][n] = pix;
+                         im[y][im.size().x - 1 - n] = pix;
+                 }     
+
+  }
+
+
+
+
   /// Compute pointwise differences (a_i - b_i) and store in diff_i
   /// This is accelerated using SIMD for some platforms and data types 
(alignment is checked at runtime)
   /// Do not specify template parameters explicitly so that overloading can 
choose the right implementation