croposp [WP]: start to introduce triples

src/ts/croposp/Makefile

@@ -136,6 +136,7 @@ LIBTSIOXX=-ltsioxx -ltsxx -ltfxx $(LIBDATRWXX) -lgsl -lgslcblas
 
 OBJFILES=pairs_adapter.o \
 	   pairs.o \
+	   triples.o \
 	   patsubst.o \
 	   report_collection.o \
 	   write_name_series.o

src/ts/croposp/croposp.h

@@ -96,11 +96,31 @@ namespace croposp {
                 const unsigned int& l) const;
       unsigned int size() const;
       unsigned int pairs() const;
-      unsigned int triples() const;
     private:
       unsigned int Mn;
   }; // class Pairs
 
+  /* ---------------------------------------------------------------------- */
+
+  /*! provide index values to triples 
+   *
+   * cycle through a complete set
+   */
+  class Triples {
+    public:
+      Triples(const Pairs& p, const bool& pairs_first=false);
+      unsigned int operator()(const unsigned int& k,
+                              const unsigned int& l) const;
+      bool swap(const unsigned int& k,
+                const unsigned int& l) const;
+      unsigned int size() const;
+      unsigned int pairs() const;
+      unsigned int triples() const;
+    private:
+      Pairs Mpairs;
+      bool Mpairs_first;
+  }; // class Triples
+
   /* ====================================================================== */
   /* functions
    * ---------

src/ts/croposp/triples.cc

+/*! \file triples.cc
+ * \brief Handle index values for triples of time series (implementation)
+ * 
+ * ----------------------------------------------------------------------------
+ * 
+ * \author Thomas Forbriger
+ * \date 08/02/2019
+ * 
+ * Handle index values for triples of time series (implementation)
+ * 
+ * Copyright (c) 2019 by Thomas Forbriger (BFO Schiltach) 
+ *
+ * ----
+ * This program 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 2 of the License, or
+ * (at your option) any later version. 
+ * 
+ * This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
+ * ----
+ *
+ * REVISIONS and CHANGES 
+ *  - 08/02/2019   V1.0   Thomas Forbriger
+ * 
+ * ============================================================================
+ */
+#define TF_TRIPLES_CC_VERSION \
+  "TF_TRIPLES_CC   V1.0"
+
+#include "croposp.h"
+#include<tfxx/error.h>
+
+  /*! \class croposp::Triples
+   *
+   * Handle triples of signals.
+   *
+   * The constructor takes the Pairs to be handled in the triples
+   * Index values must be positive (zero or larger than zero) and smaller than
+   * the size of the collection.
+   */
+
+namespace croposp {
+
+  Triples::Triples(const Pairs& p, const bool& pairs_first=false):
+    Mpairs(p), Mpairs_first(pairs_first) 
+  { 
+    TFXX_assert(this->size()>2, 
+          "collection must have at least three elements to make a triple");
+  }
+  /* ---------------------------------------------------------------------- */
+
+} // namespace croposp
+
+/* ----- END OF triples.cc ----- */