Line data    Source code

       1              : /****************************************************************************/
       2              : // Eclipse SUMO, Simulation of Urban MObility; see https://eclipse.dev/sumo
       3              : // Copyright (C) 2014-2025 German Aerospace Center (DLR) and others.
       4              : // This program and the accompanying materials are made available under the
       5              : // terms of the Eclipse Public License 2.0 which is available at
       6              : // https://www.eclipse.org/legal/epl-2.0/
       7              : // This Source Code may also be made available under the following Secondary
       8              : // Licenses when the conditions for such availability set forth in the Eclipse
       9              : // Public License 2.0 are satisfied: GNU General Public License, version 2
      10              : // or later which is available at
      11              : // https://www.gnu.org/licenses/old-licenses/gpl-2.0-standalone.html
      12              : // SPDX-License-Identifier: EPL-2.0 OR GPL-2.0-or-later
      13              : /****************************************************************************/
      14              : /// @file    StdDefs.cpp
      15              : /// @author  Jakob Erdmann
      16              : /// @author  Michael Behrisch
      17              : /// @author  Laura Bieker
      18              : /// @author  Mirko Barthauer
      19              : /// @date    2014-01-07
      20              : ///
      21              : /****************************************************************************/
      22              : #include "StdDefs.h"
      23              : #include <sstream>
      24              : 
      25              : 
      26              : // set by option --precision (see SystemFrame.cpp)
      27              : int gPrecision = 2;
      28              : int gPrecisionEmissions = 2;
      29              : int gPrecisionGeo = 6;
      30              : int gPrecisionRandom = 4;
      31              : bool gHumanReadableTime = false;
      32              : bool gSimulation = false;
      33              : bool gIgnoreUnknownVClass = false;
      34              : bool gLocaleInitialized = false;
      35              : double gWeightsRandomFactor = 1;
      36              : double gWeightsWalkOppositeFactor = 1;
      37              : bool gRoutingPreferences = false;
      38              : std::string gLanguage = "C";
      39              : 
      40              : int GUIDesignHeight = 23;
      41              : int GUIDesignDialogButtonsHeight = 32;
      42              : 
      43              : bool gDebugFlag1 = false;
      44              : bool gDebugFlag2 = false;
      45              : bool gDebugFlag3 = false;
      46              : bool gDebugFlag4 = false;
      47              : bool gDebugFlag5 = false;
      48              : bool gDebugFlag6 = false;
      49              : 
      50            0 : double truncate(double x, int fractionBits) {
      51            0 :     return ceil(x * (1 << fractionBits)) / (1 << fractionBits);
      52              : }
      53              : 
      54            0 : double roundBits(double x, int fractionBits) {
      55            0 :     const double x2 = x * (1 << fractionBits);
      56            0 :     const double rounded = x2 < 0 ? ceil(x2 - 0.5) : floor(x2 + 0.5);
      57            0 :     return rounded / (1 << fractionBits);
      58              : }
      59              : 
      60      6128307 : double roundDecimal(double x, int precision) {
      61      6128307 :     const double p = pow(10, precision);
      62      6128307 :     const double x2 = x * p;
      63      6128307 :     return (x2 < 0 ? ceil(x2 - 0.5) : floor(x2 + 0.5)) / p;
      64              : }
      65              : 
      66      1488685 : double roundDecimalToEven(double x, int precision) {
      67      1488685 :     const int p = (int)pow(10, precision);
      68      1488685 :     return std::nearbyint(x * p) / p;
      69              : }
      70              : 
      71              : int
      72      1623989 : getScalingQuota(double frac, int loaded) {
      73      1623989 :     if (frac < 0 || frac == 1.) {
      74              :         return 1;
      75              :     }
      76        90234 :     const int base = (int)frac;
      77              :     const int resolution = 1000;
      78        90234 :     const int intFrac = (int)floor((frac - base) * resolution + 0.5);
      79              :     // apply % twice to avoid integer overflow
      80        90234 :     if (((loaded % resolution) * intFrac) % resolution < intFrac) {
      81        56381 :         return base + 1;
      82              :     }
      83              :     return base;
      84              : }
      85              : 
      86              : /****************************************************************************/