init

1 files changed, 47 insertions, 0 deletions

diff --git a/meowpp/utility.h b/meowpp/utility.h
new file mode 100644
index 0000000..156971a
--- /dev/null
+++ b/meowpp/utility.h
@@ -0,0 +1,47 @@
+#ifndef   UTILITY_H_
+#define   UTILITY_H_
+
+#include <string>
+#include <stack>
+#include <cctype>
+
+namespace meow{
+
+  inline std::string stringPrintf(char const * fmt, ...);
+  inline std::string stringReplace(std::string str,
+                                   std::string const& from,
+                                   std::string const& to);
+  inline bool cstringEndWith(char const* str, int n, ...);
+#define debugPrintf(...) \
+  meow::debugPrintf_(\
+                     __FILE__,\
+                     __PRETTY_FUNCTION__,\
+                     __LINE__,\
+                     meow::stringPrintf(__VA_ARGS__).c_str())
+  inline void debugPrintf_(char const* file,
+                           char const* func,
+                           size_t      line,
+                           char const* msg);
+  inline void messagePrintf(int level_change, char const* fmt, ...);
+
+  static const double PI = 3.14159265358979323846264338327950288;
+
+  inline double noEPS(double value, double eps = 1e-9);
+  inline double   normalize(double lower, double upper, double value);
+  inline double denormalize(double lower, double upper, double ratio);
+  inline double ratioMapping(double l1, double u1, double m1,
+                             double l2, double u2);
+  template<class T>
+  inline T inRange(T const& mn, T const& mx, T const& v);
+  template<class T>
+  inline T squ(T const& x);
+
+  template<class T>
+  inline double average(T const& beg, T const& end, double sigs);
+  template<class T>
+  inline double average(T const& beg, T const& end, T const& p, double sigs);
+}
+
+#include "utility.hpp"
+
+#endif // UTILITY_H_