Mercurial > hg > octave-nkf

diff liboctave/dim-vector.cc @ 10810:6683f0c9d742

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make the maximum extent externally accessible
author Jaroslav Hajek <highegg@gmail.com>
date Tue, 20 Jul 2010 21:19:10 +0200
parents 53253f796351
children b4ebfd675321
line wrap: on
line diff
--- a/liboctave/dim-vector.cc
+++ b/liboctave/dim-vector.cc
@@ -29,6 +29,13 @@
 
 #include "dim-vector.h"
 
+// The maximum allowed value for a dimension extent. This will normally be a tiny bit
+// off the maximum value of octave_idx_type.
+// Currently 1 is subtracted to allow safe conversion of any 2D Array into Sparse,
+// but this offset may change in the future.
+const octave_idx_type
+dim_vector::dim_max = std::numeric_limits<octave_idx_type>::max () - 1;
+
 void
 dim_vector::chop_all_singletons (void)
 {
@@ -82,7 +89,7 @@
 octave_idx_type
 dim_vector::safe_numel (void) const
 {
-  octave_idx_type idx_max = std::numeric_limits<octave_idx_type>::max () - 1;
+  octave_idx_type idx_max = dim_max;
   octave_idx_type n = 1;
   int n_dims = length ();