From 8f27e65bddd7d4b8515ce620fb485fdd78fcdf89 Mon Sep 17 00:00:00 2001
From: Constantin Jucovschi <cj@ubuntu.localdomain>
Date: Fri, 24 Apr 2009 07:20:22 -0400
Subject: Initial commit

---
 rasodmg/dirdecompose.cc | 147 ++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 147 insertions(+)
 create mode 100644 rasodmg/dirdecompose.cc

(limited to 'rasodmg/dirdecompose.cc')

diff --git a/rasodmg/dirdecompose.cc b/rasodmg/dirdecompose.cc
new file mode 100644
index 0000000..d00b9b4
--- /dev/null
+++ b/rasodmg/dirdecompose.cc
@@ -0,0 +1,147 @@
+/*
+* This file is part of rasdaman community.
+*
+* Rasdaman community is free software: you can redistribute it and/or modify
+* it under the terms of the GNU General Public License as published by
+* the Free Software Foundation, either version 3 of the License, or
+* (at your option) any later version.
+*
+* Rasdaman community is distributed in the hope that it will be useful,
+* but WITHOUT ANY WARRANTY; without even the implied warranty of
+* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+* GNU General Public License for more details.
+*
+* You should have received a copy of the GNU General Public License
+* along with rasdaman community.  If not, see <http://www.gnu.org/licenses/>.
+*
+* Copyright 2003, 2004, 2005, 2006, 2007, 2008, 2009 Peter Baumann /
+rasdaman GmbH.
+*
+* For more information please see <http://www.rasdaman.org>
+* or contact Peter Baumann via <baumann@rasdaman.com>.
+/
+/**
+ * SOURCE: dirdecomp.cc
+ *
+ * MODULE: rasodmg
+ * CLASS:  r_DirDecomp
+ *
+ * COMMENTS:
+ * 		  None
+ *
+*/
+
+#include "rasodmg/dirdecompose.hh"
+#include <string.h>
+
+// Default size of the interval buffer for holding intervals
+const r_Dimension r_Dir_Decompose::DEFAULT_INTERVALS = 5;
+
+r_Dir_Decompose::r_Dir_Decompose()
+: num_intervals(0), current_interval(0), intervals(NULL)
+{
+  num_intervals = r_Dir_Decompose::DEFAULT_INTERVALS;
+  intervals = new r_Range[num_intervals];
+}
+
+r_Dir_Decompose::~r_Dir_Decompose()
+{
+  if ( intervals )
+  {
+    delete [] intervals;
+    intervals = NULL;
+  }
+}
+
+r_Dir_Decompose::r_Dir_Decompose(const r_Dir_Decompose& other)
+: num_intervals(0), current_interval(0), intervals(NULL)
+{
+  num_intervals = other.num_intervals;
+  current_interval = other.current_interval;
+  
+  if(other.intervals)
+  {
+   intervals = new r_Range[num_intervals];
+   memcpy(intervals, other.intervals, num_intervals*sizeof(r_Range));
+  }
+}
+
+const r_Dir_Decompose& r_Dir_Decompose::operator=(const r_Dir_Decompose& other)
+{
+  if (this != &other)
+  {
+    delete [] intervals;
+    
+    num_intervals = other.num_intervals;
+    current_interval = other.current_interval;
+
+    if(other.intervals)
+    {
+     intervals = new r_Range[num_intervals];
+     memcpy(intervals, other.intervals, num_intervals*sizeof(r_Range));
+    }
+  }
+
+  return *this;
+}
+
+r_Dir_Decompose& r_Dir_Decompose::operator<<(r_Range limit)
+{
+  if (current_interval == num_intervals)
+  {
+    r_Range *aux = new r_Range[num_intervals*2];
+
+    for (int i=0; i<num_intervals; i++)
+      aux[i] = intervals[i];
+
+    delete [] intervals;
+    intervals = aux;
+
+    num_intervals*= 2;
+  }
+
+  intervals[current_interval++] = limit;
+
+  return *this;
+}
+
+int r_Dir_Decompose::get_num_intervals() const
+{
+  return current_interval;
+}
+
+r_Range r_Dir_Decompose::get_partition(int number) const 
+  throw (r_Eindex_violation)
+{
+  if (number >= current_interval)
+  {
+    r_Eindex_violation err(0, current_interval, number);
+    throw err;
+  }
+
+  return intervals[number];
+}
+
+void r_Dir_Decompose::print_status(std::ostream& os) const
+{
+  os << "r_Dir_Decompose[ num intervals = " << num_intervals << " current interval = " << current_interval << " intervals = {";
+
+  for (int i=0; i<current_interval; i++)
+    os << intervals[i] << " ";
+
+  os << "} ]";
+}
+
+std::ostream& operator<<(std::ostream& os, const r_Dir_Decompose& d)
+{
+  d.print_status(os);
+
+  return os;
+}
+
+r_Sinterval
+r_Dir_Decompose::get_total_interval( )
+{
+  return r_Sinterval( intervals[0], intervals[current_interval - 1]);
+}
+
-- 
cgit