Diff: tvmet/UnaryFunctionals.h

Revision:

15:9c5aaeda36dc

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/tvmet/UnaryFunctionals.h	Sat Apr 06 20:57:54 2013 +0000
@@ -0,0 +1,349 @@
+/*
+ * Tiny Vector Matrix Library
+ * Dense Vector Matrix Libary of Tiny size using Expression Templates
+ *
+ * Copyright (C) 2001 - 2007 Olaf Petzold <opetzold@users.sourceforge.net>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ *
+ * $Id: UnaryFunctionals.h,v 1.24 2007-06-23 15:58:58 opetzold Exp $
+ */
+
+#ifndef TVMET_UNARY_FUNCTIONAL_H
+#define TVMET_UNARY_FUNCTIONAL_H
+
+namespace tvmet {
+
+/** \class Fcnl_compl    UnaryFunctionals.h "tvmet/UnaryFunctionals.h" */
+/** \class Fcnl_neg    UnaryFunctionals.h "tvmet/UnaryFunctionals.h" */
+/** \class Fcnl_not    UnaryFunctionals.h "tvmet/UnaryFunctionals.h" */
+#define TVMET_IMPLEMENT_MACRO(NAME, OP)                    \
+template <class T>                            \
+struct Fcnl_##NAME : public UnaryFunctional {                \
+  typedef T                        value_type;    \
+                                    \
+  static inline                             \
+  value_type apply_on(value_type rhs) {                    \
+    return OP rhs;                            \
+  }                                    \
+                                      \
+  static                                 \
+  void print_xpr(std::ostream& os, std::size_t l=0) {            \
+    os << IndentLevel(l) << "Fcnl_" << #NAME << "<T="            \
+       << typeid(T).name() << ">,"                    \
+       << std::endl;                            \
+  }                                    \
+};
+
+TVMET_IMPLEMENT_MACRO(compl, ~)
+TVMET_IMPLEMENT_MACRO(neg, -)
+TVMET_IMPLEMENT_MACRO(not, !)
+#undef TVMET_IMPLEMENT_MACRO
+
+
+/** \class Fcnl_abs        UnaryFunctionals.h "tvmet/UnaryFunctionals.h" */
+/** \class Fcnl_ceil        UnaryFunctionals.h "tvmet/UnaryFunctionals.h" */
+/** \class Fcnl_floor        UnaryFunctionals.h "tvmet/UnaryFunctionals.h" */
+/** \class Fcnl_sin        UnaryFunctionals.h "tvmet/UnaryFunctionals.h" */
+/** \class Fcnl_cos        UnaryFunctionals.h "tvmet/UnaryFunctionals.h" */
+/** \class Fcnl_tan        UnaryFunctionals.h "tvmet/UnaryFunctionals.h" */
+/** \class Fcnl_sinh        UnaryFunctionals.h "tvmet/UnaryFunctionals.h" */
+/** \class Fcnl_cosh        UnaryFunctionals.h "tvmet/UnaryFunctionals.h" */
+/** \class Fcnl_tanh        UnaryFunctionals.h "tvmet/UnaryFunctionals.h" */
+/** \class Fcnl_asin        UnaryFunctionals.h "tvmet/UnaryFunctionals.h" */
+/** \class Fcnl_acos        UnaryFunctionals.h "tvmet/UnaryFunctionals.h" */
+/** \class Fcnl_atan        UnaryFunctionals.h "tvmet/UnaryFunctionals.h" */
+/** \class Fcnl_exp        UnaryFunctionals.h "tvmet/UnaryFunctionals.h" */
+/** \class Fcnl_log        UnaryFunctionals.h "tvmet/UnaryFunctionals.h" */
+/** \class Fcnl_log10        UnaryFunctionals.h "tvmet/UnaryFunctionals.h" */
+/** \class Fcnl_sqrt        UnaryFunctionals.h "tvmet/UnaryFunctionals.h" */
+#define TVMET_IMPLEMENT_MACRO(NAME)                    \
+template <class T>                            \
+struct Fcnl_##NAME : public UnaryFunctional {                \
+  typedef T                        value_type;    \
+                                      \
+  static inline                             \
+  value_type apply_on(value_type rhs) {                    \
+    return TVMET_STD_SCOPE(NAME)(rhs);                    \
+  }                                    \
+                                      \
+ static                                 \
+ void print_xpr(std::ostream& os, std::size_t l=0) {            \
+    os << IndentLevel(l) << "Fcnl_" << #NAME << "<T="            \
+       << typeid(value_type).name() << ">,"                \
+       << std::endl;                            \
+  }                                    \
+};
+
+TVMET_IMPLEMENT_MACRO(abs)    // specialized later, see below
+TVMET_IMPLEMENT_MACRO(ceil)
+TVMET_IMPLEMENT_MACRO(floor)
+TVMET_IMPLEMENT_MACRO(sin)
+TVMET_IMPLEMENT_MACRO(cos)
+TVMET_IMPLEMENT_MACRO(tan)
+TVMET_IMPLEMENT_MACRO(sinh)
+TVMET_IMPLEMENT_MACRO(cosh)
+TVMET_IMPLEMENT_MACRO(tanh)
+TVMET_IMPLEMENT_MACRO(asin)
+TVMET_IMPLEMENT_MACRO(acos)
+TVMET_IMPLEMENT_MACRO(atan)
+TVMET_IMPLEMENT_MACRO(exp)
+TVMET_IMPLEMENT_MACRO(log)
+TVMET_IMPLEMENT_MACRO(log10)
+TVMET_IMPLEMENT_MACRO(sqrt)
+
+#undef TVMET_IMPLEMENT_MACRO
+
+
+/** \class Fcnl_cbrt        UnaryFunctionals.h "tvmet/UnaryFunctionals.h" */
+/** \class Fcnl_rint        UnaryFunctionals.h "tvmet/UnaryFunctionals.h" */
+#define TVMET_IMPLEMENT_MACRO(NAME)                    \
+template <class T>                            \
+struct Fcnl_##NAME : public UnaryFunctional {                \
+  typedef T                        value_type;    \
+                                    \
+  static inline                                \
+  value_type apply_on(value_type rhs) {                    \
+    return TVMET_GLOBAL_SCOPE(NAME)(rhs);                \
+  }                                    \
+                                    \
+ static                                    \
+ void print_xpr(std::ostream& os, std::size_t l=0) {            \
+    os << IndentLevel(l) << "Fcnl_" << #NAME << "<T="            \
+       << typeid(value_type).name() << ">,"                \
+       << std::endl;                            \
+  }                                    \
+};
+
+TVMET_IMPLEMENT_MACRO(cbrt)
+TVMET_IMPLEMENT_MACRO(rint)
+
+#undef TVMET_IMPLEMENT_MACRO
+
+
+#if defined(TVMET_HAVE_IEEE_MATH)
+
+/** \class Fcnl_asinh        UnaryFunctionals.h "tvmet/UnaryFunctionals.h" */
+/** \class Fcnl_acosh        UnaryFunctionals.h "tvmet/UnaryFunctionals.h" */
+/** \class Fcnl_atanh        UnaryFunctionals.h "tvmet/UnaryFunctionals.h" */
+/** \class Fcnl_expm1        UnaryFunctionals.h "tvmet/UnaryFunctionals.h" */
+/** \class Fcnl_log1p        UnaryFunctionals.h "tvmet/UnaryFunctionals.h" */
+/** \class Fcnl_erf        UnaryFunctionals.h "tvmet/UnaryFunctionals.h" */
+/** \class Fcnl_erfc        UnaryFunctionals.h "tvmet/UnaryFunctionals.h" */
+/** \class Fcnl_j0        UnaryFunctionals.h "tvmet/UnaryFunctionals.h" */
+/** \class Fcnl_j1        UnaryFunctionals.h "tvmet/UnaryFunctionals.h" */
+/** \class Fcnl_y0        UnaryFunctionals.h "tvmet/UnaryFunctionals.h" */
+/** \class Fcnl_y1        UnaryFunctionals.h "tvmet/UnaryFunctionals.h" */
+/** \class Fcnl_lgamma        UnaryFunctionals.h "tvmet/UnaryFunctionals.h" */
+#define TVMET_IMPLEMENT_MACRO(NAME)                    \
+template <class T>                            \
+struct Fcnl_##NAME : public UnaryFunctional {                \
+  typedef T                        value_type;    \
+                                    \
+  static inline                             \
+  value_type apply_on(value_type rhs) {                    \
+    return TVMET_GLOBAL_SCOPE(NAME)(rhs);                \
+  }                                    \
+                                      \
+  static                                 \
+  void print_xpr(std::ostream& os, std::size_t l=0) {            \
+    os << IndentLevel(l) << "Fcnl_" << #NAME << "<T="            \
+       << typeid(value_type).name() << ">,"                \
+       << std::endl;                            \
+  }                                    \
+};
+
+TVMET_IMPLEMENT_MACRO(asinh)
+TVMET_IMPLEMENT_MACRO(acosh)
+TVMET_IMPLEMENT_MACRO(atanh)
+TVMET_IMPLEMENT_MACRO(expm1)
+TVMET_IMPLEMENT_MACRO(log1p)
+TVMET_IMPLEMENT_MACRO(erf)
+TVMET_IMPLEMENT_MACRO(erfc)
+TVMET_IMPLEMENT_MACRO(j0)
+TVMET_IMPLEMENT_MACRO(j1)
+TVMET_IMPLEMENT_MACRO(y0)
+TVMET_IMPLEMENT_MACRO(y1)
+TVMET_IMPLEMENT_MACRO(lgamma)
+
+#undef TVMET_IMPLEMENT_MACRO
+
+#endif // defined(TVMET_HAVE_IEEE_MATH)
+
+
+/** \class Fcnl_abs<long int>        UnaryFunctionals.h "tvmet/UnaryFunctionals.h" */
+/** \class Fcnl_abs<long long int>    UnaryFunctionals.h "tvmet/UnaryFunctionals.h" */
+/** \class Fcnl_abs<float>        UnaryFunctionals.h "tvmet/UnaryFunctionals.h" */
+/** \class Fcnl_abs<double>        UnaryFunctionals.h "tvmet/UnaryFunctionals.h" */
+/** \class Fcnl_abs<long double>     UnaryFunctionals.h "tvmet/UnaryFunctionals.h" */
+#define TVMET_IMPLEMENT_MACRO(NAME, POD)                \
+template <class T> struct Fcnl_##NAME;                    \
+template <>                                \
+struct Fcnl_##NAME< POD > : public UnaryFunctional {            \
+  typedef POD                        value_type;    \
+                                    \
+  static inline                             \
+  value_type apply_on(value_type rhs) {                    \
+    return TVMET_STD_SCOPE(NAME)(rhs);                    \
+  }                                    \
+                                      \
+  static                                 \
+  void print_xpr(std::ostream& os, std::size_t l=0) {            \
+    os << IndentLevel(l) << "Fcnl_" << #NAME << "<T="            \
+       << typeid(value_type).name() << ">,"                \
+       << std::endl;                            \
+  }                                    \
+};
+
+TVMET_IMPLEMENT_MACRO(labs, long int)
+
+#if defined(TVMET_HAVE_LONG_LONG)
+TVMET_IMPLEMENT_MACRO(labs, long long int)
+#endif
+
+TVMET_IMPLEMENT_MACRO(fabs, float)
+TVMET_IMPLEMENT_MACRO(fabs, double)
+
+#if defined(TVMET_HAVE_LONG_DOUBLE)
+TVMET_IMPLEMENT_MACRO(fabs, long double)
+#endif
+
+#undef TVMET_IMPLEMENT_MACRO
+
+
+/*
+ * complex support
+ */
+
+#if defined(TVMET_HAVE_COMPLEX)
+/**
+ * \class Fcnl_abs< std::complex<T> > UnaryFunctionals.h "tvmet/UnaryFunctionals.h"
+ */
+template <class T>
+struct Fcnl_abs< std::complex<T> > : public UnaryFunctional {
+  typedef T                        value_type;
+
+  static inline
+  value_type apply_on(const std::complex<T>& rhs) {
+    return std::abs(rhs);
+  }
+
+  static
+  void print_xpr(std::ostream& os, std::size_t l=0) {
+    os << IndentLevel(l) << "Fcnl_abs<T="
+       << typeid(std::complex<T>).name() << ">,"
+       << std::endl;
+  }
+};
+
+
+/**
+ * \class Fcnl_conj< std::complex<T> > UnaryFunctionals.h "tvmet/UnaryFunctionals.h"
+ * \brief %Functional for conj.
+ */
+template <class T> struct Fcnl_conj : public UnaryFunctional { };
+
+
+/** \class Fcnl_conj< std::complex<T> > UnaryFunctionals.h "tvmet/UnaryFunctionals.h" */
+template <class T>
+struct Fcnl_conj< std::complex<T> > : public UnaryFunctional {
+  typedef std::complex<T>                               value_type;
+
+  static inline
+  value_type apply_on(const std::complex<T>& rhs) {
+    return std::conj(rhs);
+  }
+
+  static
+  void print_xpr(std::ostream& os, std::size_t l=0) {
+    os << IndentLevel(l) << "Fcnl_conj<T="
+       << typeid(std::complex<T>).name() << ">,"
+       << std::endl;
+  }
+};
+
+
+/** \class Fcnl_real< std::complex<T> > UnaryFunctionals.h "tvmet/UnaryFunctionals.h" */
+/** \class Fcnl_imag< std::complex<T> > UnaryFunctionals.h "tvmet/UnaryFunctionals.h" */
+/** \class Fcnl_arg< std::complex<T> > UnaryFunctionals.h "tvmet/UnaryFunctionals.h" */
+/** \class Fcnl_norm< std::complex<T> > UnaryFunctionals.h "tvmet/UnaryFunctionals.h" */
+#define TVMET_IMPLEMENT_MACRO(NAME)                    \
+template <class T> struct Fcnl_##NAME;                    \
+template <class T>                            \
+struct Fcnl_##NAME< std::complex<T> > : public UnaryFunctional {    \
+  typedef T                        value_type;    \
+                                    \
+  static inline                             \
+  value_type apply_on(const std::complex<T>& rhs) {            \
+    return TVMET_STD_SCOPE(NAME)(rhs);                    \
+  }                                    \
+                                      \
+  static                                 \
+  void print_xpr(std::ostream& os, std::size_t l=0) {            \
+    os << IndentLevel(l) << "Fcnl_" << #NAME << "<T="            \
+       << typeid(std::complex<T>).name() << ">,"            \
+       << std::endl;                            \
+  }                                    \
+};
+
+TVMET_IMPLEMENT_MACRO(real)
+TVMET_IMPLEMENT_MACRO(imag)
+TVMET_IMPLEMENT_MACRO(arg)
+TVMET_IMPLEMENT_MACRO(norm)
+
+#undef TVMET_IMPLEMENT_MACRO
+
+#endif // defined(TVMET_HAVE_COMPLEX)
+
+
+#if defined(TVMET_HAVE_IEEE_MATH)
+
+/** \class Fcnl_isnan        UnaryFunctionals.h "tvmet/UnaryFunctionals.h" */
+/** \class Fcnl_isinf        UnaryFunctionals.h "tvmet/UnaryFunctionals.h" */
+/** \class Fcnl_finite        UnaryFunctionals.h "tvmet/UnaryFunctionals.h" */
+#define TVMET_IMPLEMENT_MACRO(NAME, POD)                \
+template <class T>                            \
+struct Fcnl_##NAME : public UnaryFunctional {                \
+  typedef T                        value_type;    \
+                                    \
+  static inline                             \
+  POD apply_on(T rhs) {                            \
+    return TVMET_GLOBAL_SCOPE(NAME)(rhs);                \
+  }                                    \
+                                      \
+  static                                 \
+  void print_xpr(std::ostream& os, std::size_t l=0) {            \
+    os << IndentLevel(l) << "Fcnl_" << #NAME << "<T="            \
+       << typeid(POD).name() << ">,"                    \
+       << std::endl;                            \
+  }                                    \
+};
+
+TVMET_IMPLEMENT_MACRO(isnan, int)
+TVMET_IMPLEMENT_MACRO(isinf, int)
+TVMET_IMPLEMENT_MACRO(finite, int)
+
+#undef TVMET_IMPLEMENT_MACRO
+
+#endif //  defined(TVMET_HAVE_IEEE_MATH)
+
+} // namespace tvmet
+
+#endif // TVMET_UNARY_FUNCTIONAL_H
+
+// Local Variables:
+// mode:C++
+// tab-width:8
+// End: