Utils.h

/* Copyright 2017-2021 Institute for Automation of Complex Power Systems,
 *                     EONERC, RWTH Aachen University
 *
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at https://mozilla.org/MPL/2.0/.
 *********************************************************************************/
 
#pragma once
 
#if defined(__GNUC__) && !defined(__clang__)
#include <cxxabi.h>
#endif
 
#include <dpsim-models/Definitions.h>
#include <dpsim-models/Logger.h>
 
namespace CPS {
namespace Utils {
 
template <typename T> String className(T *ptr, const String &prefix = "CPS::") {
  const char *mangled;
  mangled = typeid(*ptr).name();
#if !defined(__GNUC__) || defined(__clang__)
  String ret(mangled);
  return ret;
#else
  Int status = 1;
  const char *unmangled;
  unmangled = abi::__cxa_demangle(mangled, NULL, NULL, &status);
 
  if (status) {
    return mangled;
  } else {
    String ret(unmangled);
    free((void *)unmangled);
    if (ret.find(prefix) == 0)
      return ret.substr(prefix.size());
    else
      return ret;
  }
#endif
}
 
struct Rgb {
  double r, g, b;
 
  static Rgb gradient(double x) {
    if (x > 1.0)
      x = 1.0;
 
    Rgb c = {2.0 * x, 2.0 * (1 - x), 0.0};
 
    if (c.r > 1.0)
      c.r = 1.0;
    if (c.g > 1.0)
      c.g = 1.0;
 
    return c;
  }
 
  String hex() {
    return fmt::format("#{:02x}{:02x}{:02x}", (unsigned)(r * 255),
                       (unsigned)(g * 255), (unsigned)(b * 255));
  }
};
} // namespace Utils
} // namespace CPS