From b339ff22ca680182c6abd51ff496bc9c69ee9d7d Mon Sep 17 00:00:00 2001 From: Michael Tryby Date: Mon, 28 Jan 2019 11:23:25 -0500 Subject: [PATCH] Merging dev into dev-swig-redux --- include/epanet2_2.h.orig | 1613 ++++++++++++++++++++++++++++++++++++++ include/epanet2_enums.h | 14 +- include/epanet_py.h | 13 +- src/epanet_py.c | 14 +- 4 files changed, 1633 insertions(+), 21 deletions(-) create mode 100644 include/epanet2_2.h.orig diff --git a/include/epanet2_2.h.orig b/include/epanet2_2.h.orig new file mode 100644 index 0000000..4fae1ce --- /dev/null +++ b/include/epanet2_2.h.orig @@ -0,0 +1,1613 @@ +/** @file epanet2_2.h + @see http://github.com/openwateranalytics/epanet + */ + +/* + ****************************************************************************** + Project: OWA EPANET + Version: 2.2 + Module: epanet2.h + Description: API function declarations + Authors: see AUTHORS + Copyright: see AUTHORS + License: see LICENSE + Last Updated: 01/08/2019 + ****************************************************************************** + */ + +#ifndef EPANET2_2_H +#define EPANET2_2_H + +#ifdef WITH_GENX + #include "epanet2_export.h" +#else + // --- define WINDOWS + #undef WINDOWS + #ifdef _WIN32 + #define WINDOWS + #endif + #ifdef __WIN32__ + #define WINDOWS + #endif + + // --- define DLLEXPORT + #ifndef DLLEXPORT + #ifdef WINDOWS + #ifdef __cplusplus + #define DLLEXPORT __declspec(dllexport) + #else + #define DLLEXPORT __declspec(dllexport) __stdcall + #endif // __cplusplus + #elif defined(CYGWIN) + #define DLLEXPORT __stdcall + #else + #define DLLEXPORT + #endif + #endif +#endif + +#include "epanet2_enums.h" + +// --- Declare the EPANET toolkit functions +#if defined(__cplusplus) +extern "C" { +#endif + +/** + @brief The EPANET Project wrapper object +*/ +typedef struct Project *EN_Project; + +/******************************************************************** + + System Functions + +********************************************************************/ + + /** + @brief Creates an EPANET project. + @param[out] ph an EPANET project handle that is passed into all other API functions. + @return an error code. + + EN_createproject must be called before any other API functions are used. + */ + int DLLEXPORT EN_createproject(EN_Project *ph); + + /** + @brief Deletes a currently opened EPANET project. + @param[in,out] ph an EPANET project handle which is returned as NULL. + @return an error code. + + EN_deleteproject should be called after all network analysis has been completed. + */ + int DLLEXPORT EN_deleteproject(EN_Project *ph); + +<<<<<<< HEAD + int DLLEXPORT EN_runproject(EN_Project ph, const char *f1, const char *f2, const char *f3, + void (*pviewprog)(char *)); +======= + /** + @brief Runs a complete EPANET simulation. + @param ph an EPANET project handle. + @param inpFile the name of an existing EPANET-formatted input file. + @param rptFile the name of a report file to be created (or "" if not needed) + @param outFile the name of a binary output file to be created (or "" if not needed) + @param pviewprog a callback function that takes a character string (char *) as its only parameter. + @return an error code + + The callback function should reside in and be used by the calling code to display + the progress messages that EPANET generates as it carries out its computations. Here is + an example of a such a function that displays progress messages to stdout: + \code {.c} + void writeConsole(char *s) + { + fprintf(stdout, "\n%s", s); + } + \endcode + It would be passed into EN_runproject as `&writeConsole`. If this feature is not needed then + the pviewprog argument should be NULL. + */ + int DLLEXPORT EN_runproject(EN_Project ph, const char *inpFile, const char *rptFile, + const char *outFile, void (*pviewprog)(char *)); + + /** + @brief Initializes an EPANET project. + @param ph an EPANET project handle. + @param rptFile the name of a report file to be created (or "" if not needed). + @param outFile the name of a binary output file to be created (or "" if not needed). + @param unitsType the choice of flow units (see @ref EN_FlowUnits). + @param headLossType the choice of head loss formula (see @ref EN_HeadLossType). + @return an error code. + + This function should be called immediately after ::EN_createproject if an EPANET-formatted input + file will not be used to supply network data. If the project receives it's network data + from an input file then there is no need to call this function. + */ +>>>>>>> dev + int DLLEXPORT EN_init(EN_Project ph, const char *rptFile, const char *outFile, + int unitsType, int headLossType); + + /** + @brief Opens an EPANET input file & reads in network data. + @param ph an EPANET project handle. + @param inpFile the name of an existing EPANET-formatted input file. + @param rptFile the name of a report file to be created (or "" if not needed). + @param outFile the name of a binary output file to be created (or "" if not needed). + @return an error code. + + This function should be called immediately after ::EN_createproject if an EPANET-formatted + input file will be used to supply network data. + */ + int DLLEXPORT EN_open(EN_Project ph, const char *inpFile, const char *rptFile, + const char *outFile); + + /** + @brief Saves a project's data to an EPANET-formatted text file. + @param ph an EPANET project handle. + @param filename the name of the file to create. + @return Error code + */ + int DLLEXPORT EN_saveinpfile(EN_Project ph, const char *filename); + + /** + @brief Closes a project and frees all of its memory. + @param ph an EPANET project handle. + @return Error code + + This function clears all existing data from a project but does not delete the + project, so it can be re-used with another set of network data. Use ::EN_deleteproject + to actually delete a project from memory. + */ + int DLLEXPORT EN_close(EN_Project ph); + + /******************************************************************** + + Hydraulic Analysis Functions + + ********************************************************************/ + + /** + @brief Runs a complete hydraulic simulation with results for all time periods + written to a temporary hydraulics file. + @param ph an EPANET project handle. + @return an error code. + + Use ::EN_solveH to generate a complete hydraulic solution which can stand alone + or be used as input to a water quality analysis. This function will not allow one to + examine intermediate hydraulic results as they are generated. It can also be followed by calls + to ::EN_saveH and ::EN_report to write hydraulic results to the report file. + + The sequence ::EN_openH - ::EN_initH - ::EN_runH - ::EN_nextH - ::EN_closeH + can be used instead to gain access to results at intermediate time periods and + directly adjust link status and control settings as a simulation proceeds. + + Example: + \code {.c} + EN_Project ph; + EN_createproject(&ph); + EN_open(ph, "net1.inp", "net1.rpt", ""); + EN_solveH(ph); + EN_solveQ(ph); + EN_report(ph); + EN_deleteproject(&ph); + \endcode + */ + int DLLEXPORT EN_solveH(EN_Project ph); + + /** + @brief Uses a previously saved binary hydraulics file to supply a project's hydraulics. + @param ph an EPANET project handle. + @param filename the name of the binary file containing hydraulic results. + @return an error code. + + Call this function to re-use a set of hydraulic analysis results saved previously. This + can save computational time if water quality analyses are being made under the same set + of hydraulic conditions. + + Do not call this function while the hydraulics solver is open. + */ + int DLLEXPORT EN_usehydfile(EN_Project ph, char *filename); + + /** + @brief Opens a project's hydraulic solver. + @param ph an EPANET project handle. + @return an error code. + + Call ::EN_openH prior to running the first hydraulic analysis using the + ::EN_initH - ::EN_runH - ::EN_nextH sequence. Multiple analyses can be made before + calling ::EN_closeH to close the hydraulic solver. + + Do not call this function if ::EN_solveH is being used to run a complete hydraulic + analysis or if hydraulics are being supplied by a previously saved hydraulics file + using ::EN_usehydfile. + */ + int DLLEXPORT EN_openH(EN_Project ph); + + /** + @brief Initializes a network prior to running a hydraulic analysis. + @param ph an EPANET project handle. + @param initFlag a 2-digit initialization flag (see @ref EN_InitHydOption). + @return an error code. + + This function initializes storage tank levels, link status and settings, and + the simulation time clock prior to running a hydraulic analysis. + + The initialization flag is a two digit number where the 1st (left) digit + indicates if link flows should be re-initialized (1) or not (0), and the + 2nd digit indicates if hydraulic results should be saved to a temporary + binary hydraulics file (1) or not (0). + + Be sure to call ::EN_initH prior to running a hydraulic analysis using a + ::EN_runH - ::EN_nextH loop. + + Choose to save hydraulics results if you will be: + - making a subsequent water quality run, + - using ::EN_report to generate a report + - using ::EN_savehydfile to save the binary hydraulics file. + + There is no need to save hydraulics if you will be writing custom code to + process hydraulic results as they are generated using the functions ::EN_getnodevalue + and ::EN_getlinkvalue. + */ + int DLLEXPORT EN_initH(EN_Project ph, int initFlag); + + /** + @brief Computes a hydraulic solution for the current point in time. + @param ph an EPANET project handle. + @param[out] currentTime the current simulation time in seconds. + @return an error or warning code. + + This function is used in a loop with ::EN_nextH to run an extended period hydraulic + simulation. This process automatically updates the simulation clock time so currentTime + should be treated as a read-only variable. + + ::EN_initH must have been called prior to running the ::EN_runH - ::EN_nextH loop. + + See ::EN_nextH for an example of using this function. + */ + int DLLEXPORT EN_runH(EN_Project ph, long *currentTime); + + /** + @brief Determines the length of time until the next hydraulic event occurs in an + extended period simulation. + @param ph an EPANET project handle. + @param[out] tStep the time (in seconds) until the next hydraulic event or 0 if at + the end of the full simulation duration. + @return an error code. + + This function is used in a loop with ::EN_runH to run an extended period hydraulic + simulation. + + The value of tstep should be treated as a read-only variable. It is automatically + computed as the smaller of: + - the time interval until the next hydraulic time step begins + - the time interval until the next reporting time step begins + - the time interval until the next change in demands occurs + - the time interval until a tank becomes full or empty + - the time interval until a control or rule fires. + + Example: + \code {.c} + long t, tstep; + EN_openH(ph); + EN_initH(ph, EN_NOSAVE); + do { + EN_runH(ph, &t); + // Retrieve hydraulic results for time t + EN_nextH(ph, &tstep); + } while (tstep > 0); + EN_closeH(ph); + \endcode + */ + int DLLEXPORT EN_nextH(EN_Project ph, long *tStep); + + /** + @brief Transfers a project's hydraulics results from its temporary hydraulics file + to its binary output file, where results are only reported at uniform reporting intervals. + @param ph an EPANET project handle. + @return an error code. + + ::EN_saveH is used when only a hydraulic analysis is run and results at uniform reporting + intervals need to be transferred to a project's binary output file. Such would be the case + when results are to be written in formatted fashion to the project's report file using ::EN_report. + */ + int DLLEXPORT EN_saveH(EN_Project ph); + + /** + @brief Saves a project's temporary hydraulics file to disk. + @param ph an EPANET project handle. + @param filename the name of the file to be created. + @return an error code. + + Use this function to save the current set of hydraulics results to a file, either for + post-processing or to be used at a later time by calling the ::EN_usehydfile function. + + The hydraulics file contains nodal demands and heads and link flows, status, and settings + for all hydraulic time steps, even intermediate ones. + + Before calling this function hydraulic results must have been generated and saved by having + called ::EN_solveH or the ::EN_initH - ::EN_runH - ::EN_nextH sequence with the initflag + argument of ::EN_initH set to `EN_SAVE` or `EN_SAVE_AND_INIT`. + */ + int DLLEXPORT EN_savehydfile(EN_Project ph, char *filename); + + /** + @brief Closes the hydraulic solver freeing all of its allocated memory. + @return an error code. + + Call ::EN_closeH after all hydraulics analyses have been made using + ::EN_initH - ::EN_runH - ::EN_nextH. Do not call this function if ::EN_solveH is being used. + */ + int DLLEXPORT EN_closeH(EN_Project ph); + + /******************************************************************** + + Water Quality Analysis Functions + + ********************************************************************/ + + /** + @brief Runs a complete water quality simulation with results at uniform + reporting intervals written to the project's binary output file. + @param ph an EPANET project handle. + @return an error code. + + A hydraulic analysis must have been run and saved to a hydraulics file before + calling ::EN_solveQ. This function will not allow one to examine intermediate water + quality results as they are generated. It can be followed by a call to ::EN_report + to write all hydraulic and water quality results to a formatted report file. + + One can instead use the ::EN_openQ - ::EN_initQ - ::EN_runQ - ::EN_nextQ - ::EN_closeQ + sequence to gain access to gain access to water quality results at intermediate time + periods. + + Example: see ::EN_solveH. + */ + int DLLEXPORT EN_solveQ(EN_Project ph); + + /** + @brief Opens a project's water quality solver. + @param ph n EPANET project handle. + @return an error code. + + Call ::EN_openQ prior to running the first water quality analysis using an + ::EN_initQ - ::EN_runQ - ::EN_nextQ (or ::EN_stepQ) sequence. Multiple water + quality analyses can be made before calling ::EN_closeQ to close the water + quality solver. + + Do not call this function if a complete water quality analysis will be made + using ::EN_solveQ. + */ + int DLLEXPORT EN_openQ(EN_Project ph); + + /** + @brief Initializes a network prior to running a water quality analysis. + @param ph n EPANET project handle. + @param saveFlag set to `EN_SAVE` (1) if results are to be saved to the project's + binary output file, or to `EN_NOSAVE` (0) if not. + @return an error code. + + Call ::EN_initQ prior to running a water quality analysis using ::EN_runQ in + conjunction with either ::EN_nextQ or ::EN_stepQ. + + ::EN_openQ must have been called prior to calling EN_initQ. + + Do not call ::EN_initQ if a complete water quality analysis will be made using ::EN_solveQ. + */ + int DLLEXPORT EN_initQ(EN_Project ph, int saveFlag); + + /** + @brief Makes hydraulic and water quality results at the start of the current time + period available to a project's water quality solver. + @param ph an EPANET project handle. + @param[out] currentTime current simulation time in seconds. + @return an error code. + + Use ::EN_runQ along with ::EN_nextQ in a loop to access water quality results at the + start of each hydraulic period in an extended period simulation. Or use it in a loop + with ::EN_stepQ to access results at the start of each water quality time step. See + each of these functions for examples of how to code such loops. + + ::EN_initQ must have been called prior to running an ::EN_runQ - ::EN_nextQ + (or ::EN_stepQ) loop. + + The current time of the simulation is determined from information saved with the + hydraulic analysis that preceded the water quality analysis. Treat it as a read-only + variable. + */ + int DLLEXPORT EN_runQ(EN_Project ph, long *currentTime); + + /** + @brief Advances a water quality simulation over the time until the next hydraulic event. + @param ph an EPANET project handle. + @param[out] tStep time (in seconds) until the next hydraulic event or 0 if at the end + of the full simulation duration. + @return an error code. + + This function is used in a loop with ::EN_runQ to perform an extended period water + quality analysis. It reacts and routes a project's water quality constituent over a + time step determined by when the next hydraulic event occurs. Use ::EN_stepQ instead + if you wish to generate results over each water quality time step. + + The value of `tStep` is determined from information produced by the hydraulic analysis + that preceded the water quality analysis. Treat it as a read-only variable. + + Example: + \code {.c} + long t, tStep; + EN_solveH(ph); // Generate & save hydraulics + EN_openQ(ph); + EN_initQ(ph, EN_NOSAVE); + do { + EN_runQ(ph, &t); + // Monitor results at time t, which + // begins a new hydraulic time period + EN_nextQ(ph, &tStep); + } while (tStep > 0); + EN_closeQ(ph); + \endcode + */ + int DLLEXPORT EN_nextQ(EN_Project ph, long *tStep); + + /** + @brief Advances a water quality simulation by a single water quality time step. + @param ph an EPANET project handle. + @param[out] timeLeft time left (in seconds) to the overall simulation duration. + @return an error code. + + This function is used in a loop with ::EN_runQ to perform an extended period water + quality simulation. It allows one to generate water quality results at each water + quality time step of the simulation, rather than over each hydraulic event period + as with ::EN_nextQ. + + Use the argument `timeLeft` to determine when no more calls to ::EN_runQ are needed + because the end of the simulation period has been reached (i.e., when `timeLeft = 0`). + */ + int DLLEXPORT EN_stepQ(EN_Project ph, long *timeLeft); + + /** + @brief Closes the water quality solver, freeing all of its allocated memory. + @param ph an EPANET project handle. + @return an error code. + + Call ::EN_closeQ after all water quality analyses have been made using the + ::EN_initQ - ::EN_runQ - ::EN_nextQ (or ::EN_stepQ) sequence of function calls. + + Do not call this function if ::EN_solveQ is being used. + */ + int DLLEXPORT EN_closeQ(EN_Project ph); + + /******************************************************************** + + Reporting Functions + + ********************************************************************/ + + /** + @brief Writes a line of text to a project's report file. + @param ph an EPANET project handle. + @param line a text string to write. + @return an error code. + */ + int DLLEXPORT EN_writeline(EN_Project ph, char *line); + + /** + @brief Writes simulation results in a tabular format to a project's report file. + @param ph an EPANET project handle. + @return an error code + + Either a full hydraulic analysis or full hydraulic and water quality analysis must + have been run, with results saved to file, before ::EN_report is called. In the + former case, ::EN_saveH must also be called first to transfer results from the + project's intermediate hydraulics file to its output file. + + The format of the report is controlled by commands issued with ::EN_setreport. + */ + int DLLEXPORT EN_report(EN_Project ph); + + /** + @brief Resets a project's report options to their default values. + @param ph an EPANET project handle. + @return an error code + + After calling this function the default reporting options are in effect. These are: + - no status report + - no energy report + - no nodes reported on + - no links reported on + - node variables reported to 2 decimal places + - link variables reported to 2 decimal places (3 for friction factor) + - node variables reported are elevation, head, pressure, and quality + - link variables reported are flow, velocity, and head loss. + */ + int DLLEXPORT EN_resetreport(EN_Project ph); + + /** + @brief Processes a reporting format command. + @param ph an EPANET project handle. + @param format a report formatting command. + @return an error code + + Acceptable report formatting commands are described in Appendix C of the + EPANET 2 Users Manual. + + Formatted results of a simulation can be written to a project's report file + using the ::EN_report function. + */ + int DLLEXPORT EN_setreport(EN_Project ph, char *format); + + /** + @brief Sets the level of hydraulic status reporting. + @param ph an EPANET project handle. + @param level a status reporting level code (see @ref EN_StatusReport). + @return an error code. + + Status reporting writes changes in the hydraulics status of network elements to a + project's report file as a hydraulic simulation unfolds. There are three levels + of reporting: `EN_NO_REPORT` (no status reporting), `EN_NORMAL_REPORT` (normal + reporting) `EN_FULL_REPORT` (full status reporting). + + The full status report contains information at each trial of the solution to the + system hydraulic equations at each time step of a simulation. It is useful mainly + for debugging purposes. + + If many hydraulic analyses will be run in the application it is recommended that + status reporting be turned off (`level = EN_NO_REPORT`). + */ + int DLLEXPORT EN_setstatusreport(EN_Project ph, int level); + + /** + @brief Retrieves the toolkit API version number. + @param[out] version the version of the OWA-EPANET toolkit. + @return an error code. + + The version number is to be interpreted with implied decimals, i.e., + "20100" == "2(.)01(.)00" + */ + int DLLEXPORT EN_getversion(int *version); + + /** + @brief Retrieves the number of objects of a given type in a project. + @param ph an EPANET project handle. + @param object a type of object to count (see @ref EN_CountType) + @param[out] count number of objects of the specified type + @return an error code + */ + int DLLEXPORT EN_getcount(EN_Project ph, int object, int *count); + + /** + @brief Returns the text of an error message generated by an error code. + @param errcode an error code. + @param[out] errmsg the error message generated by the error code + @param maxLen maximum number of characters that errmsg can hold + @return an error code + + Error message strings should be at least @ref EN_MAXMSG characters in length. + */ + int DLLEXPORT EN_geterror(int errcode, char *errmsg, int maxLen); + + /** + @brief Retrieves a particular simulation statistic. + @param ph an EPANET project handle. + @param type the type of statistic to retrieve (see @ref EN_AnalysisStatistic). + @param[out] value the value of the statistic. + @return an error code + */ + int DLLEXPORT EN_getstatistic(EN_Project ph, int type, double* value); + + /******************************************************************** + + Analysis Options Functions + + ********************************************************************/ + + /** + @brief Retrieves the value of an analysis option. + @param ph an EPANET project handle. + @param option a type of analysis option (see @ref EN_Option). + @param[out] value the current value of the option. + @return an error code + */ + int DLLEXPORT EN_getoption(EN_Project ph, int option, double *value); + + /** + @brief Sets the value for an anlysis option. + @param ph an EPANET project handle. + @param option a type of analysis option (see @ref EN_Option). + @param value the new value assigned to the option. + @return an error code. + @see EN_Option + */ + int DLLEXPORT EN_setoption(EN_Project ph, int option, double value); + + /** + @brief Retrieves a project's flow units. + @param ph an EPANET project handle. + @param[out] units a flow units code (see @ref EN_FlowUnits) + @return an error code. + + Flow units in liters or cubic meters implies that SI metric units are used for all + other quantities in addition to flow. Otherwise US Customary units are employed. + */ + int DLLEXPORT EN_getflowunits(EN_Project ph, int *units); + + /** + @brief Sets a project's flow units. + @param ph an EPANET project handle. + @param units a flow units code (see @ref EN_FlowUnits) + @return an error code. + + Flow units in liters or cubic meters implies that SI metric units are used for all + other quantities in addition to flow. Otherwise US Customary units are employed. + */ + int DLLEXPORT EN_setflowunits(EN_Project ph, int units); + + /** + @brief Retrieves the value of a time parameter. + @param ph an EPANET project handle. + @param param a time parameter code (see @ref EN_TimeParameter). + @param[out] value the current value of the time parameter (in seconds). + @return an error code. + */ + int DLLEXPORT EN_gettimeparam(EN_Project ph, int param, long *value); + + /** + @brief Sets the value of a time parameter. + @param ph an EPANET project handle. + @param param a time parameter code (see @ref EN_TimeParameter). + @param value the new value of the time parameter (in seconds) + @return an error code. + */ + int DLLEXPORT EN_settimeparam(EN_Project ph, int param, long value); + + /** + @brief Gets information about the type of water quality analysis requested. + @param ph an EPANET project handle. + @param[out] qualType type of analysis to run (see @ref EN_QualityType). + @param[out] chemName name of chemical constituent. + @param[out] chemUnits concentration units of the constituent. + @param[out] traceNode index of the node being traced (if applicable). + @return an error code. + */ + int DLLEXPORT EN_getqualinfo(EN_Project ph, int *qualType, char *chemName, + char *chemUnits, int *traceNode); + + /** + @brief Retrieves the type of water quality analysis to be run. + @param ph an EPANET project handle. + @param[out] qualType the type of analysis to run (see @ref EN_QualityType). + @param[out] traceNode the index of node being traced, if `qualType = EN_TRACE`. + @return an error code. + */ + int DLLEXPORT EN_getqualtype(EN_Project ph, int *qualType, int *traceNode); + + /** + @brief Sets the type of water quality analysis to run. + @param ph an EPANET project handle. + @param qualType the type of analysis to run (see @ref EN_QualityType). + @param chemName the name of the quality constituent. + @param chemUnits the concentration units of the constituent. + @param traceNode the ID name of the node being traced if `qualType = EN_TRACE`. + @return an error code. + + Chemical name and units can be an empty string if the analysis is not for a chemical. + The same holds for the trace node if the analysis is not for source tracing. + + Note that the trace node is specified by ID name and not by index. + */ + int DLLEXPORT EN_setqualtype(EN_Project ph, int qualType, char *chemName, + char *chemUnits, char *traceNode); + + /******************************************************************** + + Node Functions + + ********************************************************************/ + + /** + @brief Adds a new node to a project. + @param ph an EPANET project handle. + @param id the ID name of the node to be added. + @param nodeType the type of node being added (see @ref EN_NodeType) + @return an error code. + + When a new node is created all of it's properties (see @ref EN_NodeProperty) are set to 0. + */ + int DLLEXPORT EN_addnode(EN_Project ph, char *id, int nodeType); + + /** + @brief Deletes a node from a project. + @param ph an EPANET project handle. + @param index the index of the node to be deleted. + @param actionCode the action taken if any control contains the node and its links. + @return an error code. + + If `actionCode` is `EN_UNCONDITIONAL` then the node, its incident links and all + simple and rule-based controls that contain them are deleted. If set to + `EN_CONDITIONAL` then the node is not deleted if it or its incident links appear + in any controls and error code 261 is returned. + + */ + int DLLEXPORT EN_deletenode(EN_Project ph, int index, int actionCode); + + /** + @brief Gets the index of a node given its ID name. + @param ph an EPANET project handle. + @param id a node ID name. + @param[out] index the node's index (starting from 1). + @return an error code + */ + int DLLEXPORT EN_getnodeindex(EN_Project ph, char *id, int *index); + + /** + @brief Gets the ID name of a node given its index. + @param ph an EPANET project handle. + @param index a node's index (starting from 1). + @param[out] id the node's ID name. + @return an error code + + The ID name must be sized to hold at least @ref EN_MAXID characters. + */ + int DLLEXPORT EN_getnodeid(EN_Project ph, int index, char *id); + + /** + @brief Changes the ID name of a node. + @param ph an EPANET project handle. + @param index a node's index (starting from 1). + @param newid the new ID name for the node. + @return an error code. + + The ID name must not be longer than @ref EN_MAXID characters. + */ + int DLLEXPORT EN_setnodeid(EN_Project ph, int index, char *newid); + + /** + @brief Retrieves a node's type given its index. + @param ph an EPANET project handle. + @param index a node's index (starting from 1). + @param[out] nodeType the node's type (see @ref EN_NodeType). + @return an error code. + */ + int DLLEXPORT EN_getnodetype(EN_Project ph, int index, int *nodeType); + + /** + @brief Retrieves a property value for a node. + @param ph an EPANET project handle. + @param index a node's index. + @param property the property to retrieve (see @ref EN_NodeProperty). + @param[out] value the current value of the property. + @return an error code. + + Values are returned in units that depend on the units used for flow rate + (see @ref Units). + */ + int DLLEXPORT EN_getnodevalue(EN_Project ph, int index, int property, double *value); + + /** + @brief Sets a property value for a node. + @param ph an EPANET project handle. + @param index a node's index (starting from 1). + @param property the property to set (see @ref EN_NodeProperty). + @param value the new value for the property. + @return an error code. + + Values are in units that depend on the units used for flow rate (see @ref Units). + */ + int DLLEXPORT EN_setnodevalue(EN_Project ph, int index, int property, double value); + + /** + @brief Sets a group of properties for a junction node. + @param ph an EPANET project handle. + @param index a junction node's index (starting from 1). + @param elev the value of the junction's elevation. + @param dmnd the value of the junction's primary base demand. + @param dmndpat the ID name of the demand's time pattern ("" for no pattern) + @return an error code. + + These properties have units that depend on the units used for flow rate (see @ref Units). + */ + int DLLEXPORT EN_setjuncdata(EN_Project ph, int index, double elev, double dmnd, + char *dmndpat); + + /** + @brief Sets a group of properties for a tank node. + @param ph an EPANET project handle. + @param index a tank node's index (starting from 1). + @param elev the tank's bottom elevation. + @param initlvl the initial water level in the tank. + @param minlvl the minimum water level for the tank. + @param maxlvl the maximum water level for the tank. + @param diam the tank's diameter (0 if a volume curve is supplied). + @param minvol the volume of the tank at its minimum water level. + @param volcurve the name of the tank's volume curve ("" for no curve) + @return an error code. + + These properties have units that depend on the units used for flow rate (see @ref Units). + */ + int DLLEXPORT EN_settankdata(EN_Project ph, int index, double elev, double initlvl, + double minlvl, double maxlvl, double diam, double minvol, char *volcurve); + + /** + @brief Gets the (x,y) coordinates of a node. + @param ph an EPANET project handle. + @param index a node index (starting from 1). + @param[out] x the node's X-coordinate value. + @param[out] y the node's Y-coordinate value. + @return an error code. + */ + int DLLEXPORT EN_getcoord(EN_Project ph, int index, double *x, double *y); + + /** + @brief Sets the (x,y) coordinates of a node. + @param ph an EPANET project handle. + @param index a node index (starting from 1). + @param x the node's X-coordinate value. + @param y the node's Y-coordinate value. + @return an error code. + */ + int DLLEXPORT EN_setcoord(EN_Project ph, int index, double x, double y); + + /******************************************************************** + + Nodal Demand Functions + + ********************************************************************/ + + /** + @brief Retrieves the type of demand model in use and its parameters. + @param ph an EPANET project handle. + @param[out] type Type of demand model (see @ref EN_DemandModel). + @param[out] pmin Pressure below which there is no demand. + @param[out] preq Pressure required to deliver full demand. + @param[out] pexp Pressure exponent in demand function. + @return an error code. + + Parameters `pmin`, `preq`, and `pexp` are only used when the demand model is `EN_PDA`. + */ + int DLLEXPORT EN_getdemandmodel(EN_Project ph, int *type, double *pmin, + double *preq, double *pexp); + + /** + @brief Sets the type of demand model to use and its parameters. + @param ph an EPANET project handle. + @param type Type of demand model (see @ref EN_DemandModel). + @param pmin Pressure below which there is no demand. + @param preq Pressure required to deliver full demand. + @param pexp Pressure exponent in demand function. + @return an error code. + + Set `type` to `EN_DDA` for a traditional demand driven analysis (in which case the + remaining three parameter values are ignored) or to `EN_PDA` for a pressure driven + analysis. In the latter case a node's demand is computed as: + > `Dfull * [ (P - pmin) / (preq - pmin) ] ^ pexp` + where `Dfull` is the full demand and `P` is the current pressure. + + Setting `preq` equal to `pmin` will result in a solution with the smallest amount of + demand reductions needed to insure that no node delivers positive demand at a pressure + below `pmin`. + */ + int DLLEXPORT EN_setdemandmodel(EN_Project ph, int type, double pmin, + double preq, double pexp); + + /** + @brief Retrieves the number of demand categories for a junction node. + @param ph an EPANET project handle. + @param nodeIndex the index of a node (starting from 1). + @param[out] numDemands the number of demand categories assigned to the node. + @return an error code. + */ + int DLLEXPORT EN_getnumdemands(EN_Project ph, int nodeIndex, int *numDemands); + + /** + @brief Gets the base demand for one of a node's demand categories. + @param ph an EPANET project handle. + @param nodeIndex a node's index (starting from 1). + @param demandIndex the index of a demand category for the node (starting from 1). + @param[out] baseDemand the category's base demand. + @return an error code. + */ + int DLLEXPORT EN_getbasedemand(EN_Project ph, int nodeIndex, int demandIndex, + double *baseDemand); + + /** + @brief Sets the base demand for one of a node's demand categories. + @param ph an EPANET project handle. + @param nodeIndex a node's index (starting from 1). + @param demandIndex the index of a demand category for the node (starting from 1). + @param baseDemand the new base demand for the category. + @return an error code. + */ + int DLLEXPORT EN_setbasedemand(EN_Project ph, int nodeIndex, int demandIndex, + double baseDemand); + + /** + @brief Retrieves the index of a time pattern assigned to one of a node's demand categories. + @param ph an EPANET project handle. + @param nodeIndex the node's index (starting from 1). + @param demandIndex the index of a demand category for the node (starting from 1). + @param[out] patIndex the index of the category's time pattern. + @return an error code. + + A returned pattern index of 0 indicates that no time pattern has been assigned to the + demand category. + */ + int DLLEXPORT EN_getdemandpattern(EN_Project ph, int nodeIndex, int demandIndex, + int *patIndex); + + /** + @brief Sets the index of a time pattern used for one of a node's demand categories. + @param ph an EPANET project handle. + @param nodeIndex a node's index (starting from 1). + @param demandIndex the index of one of the node's demand categories (starting from 1). + @param patIndex the index of the time pattern assigned to the category. + @return an error code. + + Specifying a pattern index of 0 indicates that no time pattern is assigned to the + demand category. + */ + int DLLEXPORT EN_setdemandpattern(EN_Project ph, int nodeIndex, int demandIndex, int patIndex); + + /** + @brief Retrieves the name of a node's demand category. + @param ph an EPANET project handle. + @param nodeIndex a node's index (starting from 1). + @param demandIndex the index of one of the node's demand categories (starting from 1). + @param[out] demandName The name of the selected category. + @return an error code. + + `demandName` must be sized to contain at least @ref EN_MAXID characters. + */ + int DLLEXPORT EN_getdemandname(EN_Project ph, int nodeIndex, int demandIndex, char *demandName); + + /** + @brief Assigns a name to a node's demand category. + @param ph an EPANET project handle. + @param nodeIndex a node's index (starting from 1). + @param demandIdx the index of one of the node's demand categories (starting from 1). + @param demandName the new name assigned to the category. + @return Error code. + + The category name must contain no more than @ref EN_MAXID characters. + */ + int DLLEXPORT EN_setdemandname(EN_Project ph, int nodeIndex, int demandIdx, char *demandName); + + /******************************************************************** + + Link Functions + + ********************************************************************/ + + /** + @brief Adds a new link to a project. + @param ph an EPANET project handle. + @param id the ID name of the link to be added. + @param linkType The type of link being added (see @ref EN_LinkType) + @param fromNode The ID name of the link's starting node. + @param toNode The ID name of the link's ending node. + @return an error code. + + A new pipe is assigned a diameter of 10 inches (or 254 mm), a length of 100 + feet (or meters), a roughness coefficient of 100 and 0 for all other properties. + + A new pump has a status of `EN_OPEN`, a speed setting of 1, and has no pump + curve or power rating assigned to it. + + A new valve has a diameter of 10 inches (or 254 mm) and all other properties set to 0. + + See @ref EN_LinkProperty. + */ + int DLLEXPORT EN_addlink(EN_Project ph, char *id, int linkType, char *fromNode, char *toNode); + + /** + @brief Deletes a link from the project. + @param ph an EPANET project handle. + @param index the index of the link to be deleted. + @param actionCode The action taken if any control contains the link. + @return an error code. + + If `actionCode` is `EN_UNCONDITIONAL` then the link and all simple and rule-based + controls that contain it are deleted. If set to `EN_CONDITIONAL` then the link + is not deleted if it appears in any control and error 261 is returned. + */ + int DLLEXPORT EN_deletelink(EN_Project ph, int index, int actionCode); + + /** + @brief Gets the index of a link given its ID name. + @param ph an EPANET project handle. + @param id a link's ID name. + @param[out] index the link's index (starting from 1). + @return an error code. + */ + int DLLEXPORT EN_getlinkindex(EN_Project ph, char *id, int *index); + + /** + @brief Gets the ID name of a link given its index. + @param ph an EPANET project handle. + @param index a link's index (starting from 1). + @param[out] id The link's ID name. + @return an error code. + + The ID name must be sized to hold at least @ref EN_MAXID characters. + */ + int DLLEXPORT EN_getlinkid(EN_Project ph, int index, char *id); + + /** + @brief Changes the ID name of a link. + @param ph an EPANET project handle. + @param index a link's index (starting from 1). + @param newid the new ID name for the link. + @return Error code. + + The ID name must not be longer than @ref EN_MAXID characters. + */ + int DLLEXPORT EN_setlinkid(EN_Project ph, int index, char *newid); + + /** + @brief Retrieves a link's type. + @param ph an EPANET project handle. + @param index a link's index (starting from 1). + @param[out] linkType the link's type (see @ref EN_LinkType). + @return an error code. + */ + int DLLEXPORT EN_getlinktype(EN_Project ph, int index, int *linkType); + + /** + @brief Changes a link's type. + @param ph an EPANET project handle. + @param[in,out] index the link's index before [in] and after [out] the type change. + @param linkType the new type to change the link to (see @ref EN_LinkType). + @param actionCode the action taken if any controls contain the link. + @return an error code. + + If `actionCode` is `EN_UNCONDITIONAL` then all simple and rule-based controls that + contain the link are deleted when the link's type is changed. If set to + `EN_CONDITIONAL` then the type change is cancelled if the link appears in any + control and error 261 is returned. + */ + int DLLEXPORT EN_setlinktype(EN_Project ph, int *index, int linkType, int actionCode); + + /** + @brief Gets the indexes of a link's start- and end-nodes. + @param ph an EPANET project handle. + @param index a link's index (starting from 1). + @param[out] node1 the index of the link's start node (starting from 1). + @param[out] node2 the index of the link's end node (starting from 1). + @return an error code. + */ + int DLLEXPORT EN_getlinknodes(EN_Project ph, int index, int *node1, int *node2); + + /** + @brief Sets the indexes of a link's start- and end-nodes. + @param ph an EPANET project handle. + @param index a link's index (starting from 1). + @param node1 The index of the link's start node (starting from 1). + @param node2 The index of the link's end node (starting from 1). + @return an error code. + */ + int DLLEXPORT EN_setlinknodes(EN_Project ph, int index, int node1, int node2); + + /** + @brief Retrieves a property value for a link. + @param ph an EPANET project handle. + @param index a link's index (starting from 1). + @param property the property to retrieve (see @ref EN_LinkProperty). + @param[out] value the current value of the property. + @return an error code. + + Values are returned in units that depend on the units used for flow rate (see @ref Units). + */ + int DLLEXPORT EN_getlinkvalue(EN_Project ph, int index, int property, double *value); + + /** + @brief Sets a property value for a link. + @param ph an EPANET project handle. + @param index a link's index. + @param property the property to set (see @ref EN_LinkProperty). + @param value the new value for the property. + @return an error code. + + Values are in units that depend on the units used for flow rate (see @ref Units). + */ + int DLLEXPORT EN_setlinkvalue(EN_Project ph, int index, int property, double value); + + /** + @brief Sets a group of properties for a pipe link. + @param ph an EPANET project handle. + @param index the index of a pipe link (starting from 1). + @param length the pipe's length. + @param diam the pipe's diameter. + @param rough the pipe's roughness coefficient. + @param mloss the pipe's minor loss coefficient. + @return an error code. + + These properties have units that depend on the units used for flow rate (see @ref Units). + */ + int DLLEXPORT EN_setpipedata(EN_Project ph, int index, double length, double diam, + double rough, double mloss); + + + /******************************************************************** + + Pump Functions + + ********************************************************************/ + + /** + @brief Retrieves the type of head curve used by a pump. + @param ph an EPANET project handle. + @param linkIndex the index of a pump link (starting from 1). + @param[out] pumpType the type of head curve used by the pump (see @ref EN_PumpType). + @return an error code. + */ + int DLLEXPORT EN_getpumptype(EN_Project ph, int linkIndex, int *pumpType); + + /** + @brief Retrieves the curve assigned to a pump's head curve. + @param ph an EPANET project handle. + @param linkIndex the index of a pump link (starting from 1). + @param[out] curveIndex the index of the curve assigned to the pump's head curve. + @return an error code. + */ + int DLLEXPORT EN_getheadcurveindex(EN_Project ph, int linkIndex, int *curveIndex); + + /** + @brief Assigns a curve to a pump's head curve. + @param ph an EPANET project handle. + @param linkIndex the index of a pump link (starting from 1). + @param curveIndex the index of a curve to be assigned as the pump's head curve. + @return an error code. + */ + int DLLEXPORT EN_setheadcurveindex(EN_Project ph, int linkIndex, int curveIndex); + + /******************************************************************** + + Time Pattern Functions + + ********************************************************************/ + + /** + @brief Adds a new time pattern to a project. + @param ph an EPANET project handle. + @param id the ID name of the pattern to add. + @return an error code. + + The new pattern contains a single time period whose factor is 1.0. + */ + int DLLEXPORT EN_addpattern(EN_Project ph, char *id); + + /** + @brief Retrieves the index of a time pattern given its ID name. + @param ph an EPANET project handle. + @param id the ID name of a time pattern. + @param[out] index the time pattern's index (starting from 1). + @return an error code. + */ + int DLLEXPORT EN_getpatternindex(EN_Project ph, char *id, int *index); + + /** + @brief Retrieves the ID name of a time pattern given its index. + @param ph an EPANET project handle. + @param index a time pattern index (starting from 1). + @param[out] id the time pattern's ID name. + @return an error code. + + The ID name must be sized to hold at least @ref EN_MAXID characters. + */ + int DLLEXPORT EN_getpatternid(EN_Project ph, int index, char *id); + + /** + @brief Retrieves the number of time periods in a time pattern. + @param ph an EPANET project handle. + @param index a time pattern index (starting from 1). + @param[out] len the number of time periods in the pattern. + @return an error code. + */ + int DLLEXPORT EN_getpatternlen(EN_Project ph, int index, int *len); + + /** + @brief Retrieves a time pattern's factor for a given time period. + @param ph an EPANET project handle. + @param index a time pattern index (starting from 1). + @param period a time period in the pattern (starting from 1). + @param[out] value the pattern factor for the given time period. + @return an error code. + */ + int DLLEXPORT EN_getpatternvalue(EN_Project ph, int index, int period, double *value); + + /** + @brief Sets a time pattern's factor for a given time period. + @param ph an EPANET project handle. + @param index a time pattern index (starting from 1). + @param period a time period in the pattern (starting from 1). + @param value the new value of the pattern factor for the given time period. + @return an error code. + */ + int DLLEXPORT EN_setpatternvalue(EN_Project ph, int index, int period, double value); + + /** + @brief Retrieves the average of all pattern factors in a time pattern. + @param ph an EPANET project handle. + @param index a time pattern index (starting from 1). + @param[out] value The average of all of the time pattern's factors. + @return an error code. + */ + int DLLEXPORT EN_getaveragepatternvalue(EN_Project ph, int index, double *value); + + /** + @brief Sets the pattern factors for a given time pattern. + @param ph an EPANET project handle. + @param index a time pattern index (starting from 1). + @param values an array of new pattern factor values. + @param len the number of factor values supplied. + @return an error code. + + `values` is a zero-based array that contains `len` elements. + + Use this function to redefine (and resize) a time pattern all at once; + use @ref EN_setpatternvalue to revise pattern factors one at a time. + */ + int DLLEXPORT EN_setpattern(EN_Project ph, int index, double *values, int len); + + /******************************************************************** + + Data Curve Functions + + ********************************************************************/ + + /** + @brief Adds a new data curve to a project. + @param ph an EPANET project handle. + @param id The ID name of the curve to be added. + @return an error code. + + The new curve contains a single data point (1.0, 1.0). + */ + int DLLEXPORT EN_addcurve(EN_Project ph, char *id); + + /** + @brief Retrieves the index of a curve given its ID name. + @param ph an EPANET project handle. + @param id the ID name of a curve. + @param[out] index The curve's index (starting from 1). + @return an error code. + */ + int DLLEXPORT EN_getcurveindex(EN_Project ph, char *id, int *index); + + /** + @brief Retrieves the ID name of a curve given its index. + @param ph an EPANET project handle. + @param index a curve's index (starting from 1). + @param[out] id the curve's ID name. + @return an error code. + + The ID name must be sized to hold at least @ref EN_MAXID characters. + */ + int DLLEXPORT EN_getcurveid(EN_Project ph, int index, char *id); + + /** + @brief Retrieves the number of points in a curve. + @param ph an EPANET project handle. + @param index a curve's index (starting from 1). + @param[out] len The number of data points assigned to the curve. + @return an error code. + */ + int DLLEXPORT EN_getcurvelen(EN_Project ph, int index, int *len); + + /** + @brief Retrieves a curve's type. + @param ph an EPANET project handle. + @param index a curve's index (starting from 1). + @param[out] type the curve's type (see @ref EN_CurveType). + @return an error code. + */ + int DLLEXPORT EN_getcurvetype(EN_Project ph, int index, int *type); + + /** + @brief Retrieves the value of a single data point for a curve. + @param ph an EPANET project handle. + @param curveIndex a curve's index (starting from 1). + @param pointIndex the index of a point on the curve (starting from 1). + @param[out] x the point's x-value. + @param[out] y the point's y-value. + @return an error code. + */ + int DLLEXPORT EN_getcurvevalue(EN_Project ph, int curveIndex, int pointIndex, + double *x, double *y); + + /** + @brief Sets the value of a single data point for a curve. + @param ph an EPANET project handle. + @param curveIndex a curve's index (starting from 1). + @param pointIndex the index of a point on the curve (starting from 1). + @param x the point's new x-value. + @param y the point's new y-value. + @return an error code. + */ + int DLLEXPORT EN_setcurvevalue(EN_Project ph, int curveIndex, int pointIndex, + double x, double y); + + /** + @brief Retrieves all of a curve's data. + @param ph an EPANET project handle. + @param index a curve's index (starting from 1). + @param[out] id the curve's ID name. + @param[out] nPoints the number of data points on the curve. + @param[out] xValues the curve's x-values. + @param[out] yValues the curve's y-values. + @return an error code. + + The calling program is responsible for making `xValues` and `yValues` large enough + to hold `nPoints` number of data points and for sizing `id` to hold at least + @ref EN_MAXID characters. + */ + int DLLEXPORT EN_getcurve(EN_Project ph, int index, char* id, int *nPoints, + double **xValues, double **yValues); + + /** + @brief assigns a set of data points to a curve. + @param ph an EPANET project handle. + @param index a curve's index (starting from 1). + @param xValues an array of new x-values for the curve. + @param yValues an array of new y-values for the curve. + @param nPoints the new number of data points for the curve. + @return an error code. + + `xValues` and `yValues` are zero-based arrays that contains `nPoints` elements. + + Use this function to redefine (and resize) a curve all at once; + use @ref EN_setcurvevalue to revise a curve's data points one at a time. + */ + int DLLEXPORT EN_setcurve(EN_Project ph, int index, double *xValues, + double *yValues, int nPoints); + + /******************************************************************** + + Simple Controls Functions + + ********************************************************************/ + + /** + @brief Adds a new simple control to a project. + @param ph an EPANET project handle. + @param type the type of control to add (see @ref EN_ControlType). + @param linkIndex the index of a link to control (starting from 1). + @param setting control setting applied to the link. + @param nodeIndex index of the node used to control the link + (0 for `EN_TIMER` and `EN_TIMEOFDAY` controls). + @param level action level (tank level, junction pressure, or time in seconds) + that triggers the control. + @param[out] index index of the new control. + @return an error code. + */ + int DLLEXPORT EN_addcontrol(EN_Project ph, int type, int linkIndex, + double setting, int nodeIndex, double level, int *index); + + /** + @brief Deletes an existing simple control. + @param ph an EPANET project handle. + @param index the index of the control to delete (starting from 1). + @return an error code. + */ + int DLLEXPORT EN_deletecontrol(EN_Project ph, int index); + + /** + @brief Retrieves the properties of a simple control. + @param ph an EPANET project handle. + @param index the control's index (starting from 1). + @param[out] type the type of control (see @ref EN_ControlType). + @param[out] linkIndex the index of the link being controlled. + @param[out] setting the control setting applied to the link. + @param[out] nodeIndex the index of the node used to trigger the control + (0 for `EN_TIMER` and `EN_TIMEOFDAY` controls). + @param[out] level the action level (tank level, junction pressure, or time in seconds) + that triggers the control. + @return an error code. + */ + int DLLEXPORT EN_getcontrol(EN_Project ph, int index, int *type, int *linkIndex, + double *setting, int *nodeIndex, double *level); + + /** + @brief Sets the properties of an existing simple control. + @param ph an EPANET project handle. + @param index the control's index (starting from 1). + @param type the type of control (see @ref EN_ControlType). + @param linkIndex the index of the link being controlled. + @param setting the control setting applied to the link. + @param nodeIndex the index of the node used to trigger the control + (0 for `EN_TIMER` and `EN_TIMEOFDAY` controls). + @param level the action level (tank level, junction pressure, or time in seconds) + that triggers the control. + @return an error code. + */ + int DLLEXPORT EN_setcontrol(EN_Project ph, int index, int type, int linkIndex, + double setting, int nodeIndex, double level); + + + /******************************************************************** + + Rule-Based Controls Functions + + ********************************************************************/ + + /** + @brief Adds a new rule-based control to a project. + @param ph an EPANET project handle. + @param rule text of the rule following the format used in an EPANET input file. + @return an error code. + + Consult Appendix C of the EPANET 2 Users Manual + to learn about a rule's format. Each clause of the rule must end with a newline character `\n`. + */ + int DLLEXPORT EN_addrule(EN_Project ph, char *rule); + + /** + @brief Deletes an existing rule-based control. + @param ph an EPANET project handle. + @param index the index of the rule to be deleted (starting from 1). + @return an error code. + */ + int DLLEXPORT EN_deleterule(EN_Project ph, int index); + + /** + @brief Retrieves summary information about a rule-based control. + @param ph an EPANET project handle. + @param index the rule's index (starting from 1). + @param[out] nPremises number of premises in the rule's IF section. + @param[out] nThenActions number of actions in the rule's THEN section. + @param[out] nElseActions number of actions in the rule's ELSE section. + @param[out] priority the rule's priority value. + @return an error code. + */ + int DLLEXPORT EN_getrule(EN_Project ph, int index, int *nPremises, + int *nThenActions, int *nElseActions, double *priority); + + /** + @brief Gets the ID name of a rule-based control given its index. + @param ph an EPANET project handle. + @param index the rule's index (starting from 1). + @param[out] id the rule's ID name. + @return Error code. + + The ID name must be sized to hold at least @ref EN_MAXID characters. + */ + int DLLEXPORT EN_getruleID(EN_Project ph, int index, char* id); + + /** + @brief Gets the properties of a premise in a rule-based control. + @param ph an EPANET project handle. + @param ruleIndex the rule's index (starting from 1). + @param premiseIndex the position of the premise in the rule's list of premises + (starting from 1). + @param[out] logop the premise's logical operator (`IF` = 1, `AND` = 2, `OR` = 3). + @param[out] object the type of object the premise refers to (see @ref EN_RuleObject). + @param[out] objIndex the index of the object (e.g. the index of a tank). + @param[out] variable the object's variable being compared (see @ref EN_RuleVariable). + @param[out] relop the premise's comparison operator (see @ref EN_RuleOperator). + @param[out] status the status that the object's status is compared to + (see @ref EN_RuleStatus). + @param[out] value the value that the object's variable is compared to. + @return an error code. + */ + int DLLEXPORT EN_getpremise(EN_Project ph, int ruleIndex, int premiseIndex, + int *logop, int *object, int *objIndex, int *variable, + int *relop, int *status, double *value); + + /** + @brief Sets the properties of a premise in a rule-based control. + @param ph an EPANET project handle. + @param ruleIndex the rule's index (starting from 1). + @param premiseIndex the position of the premise in the rule's list of premises. + @param logop the premise's logical operator (`IF` = 1, `AND` = 2, `OR` = 3). + @param object the type of object the premise refers to (see @ref EN_RuleObject). + @param objIndex the index of the object (e.g. the index of a tank). + @param variable the object's variable being compared (see @ref EN_RuleVariable). + @param relop the premise's comparison operator (see @ref EN_RuleOperator). + @param status the status that the object's status is compared to + (see @ref EN_RuleStatus). + @param value the value that the object's variable is compared to. + @return an error code. + */ + int DLLEXPORT EN_setpremise(EN_Project ph, int ruleIndex, int premiseIndex, + int logop, int object, int objIndex, int variable, int relop, + int status, double value); + + /** + @brief Sets the index of an object in a premise of a rule-based control. + @param ph an EPANET project handle. + @param ruleIndex the rule's index (starting from 1). + @param premiseIndex the premise's index (starting from 1). + @param objIndex the index of the premise's object (e.g. the index of a tank). + @return an error code. + */ + int DLLEXPORT EN_setpremiseindex(EN_Project ph, int ruleIndex, int premiseIndex, + int objIndex); + + /** + @brief Sets the status being compared to in a premise of a rule-based control. + @param ph an EPANET project handle. + @param ruleIndex the rule's index (starting from 1). + @param premiseIndex the premise's index (starting from 1). + @param status the status that the premise's object status is compared to + (see @ref EN_RuleStatus). + @return an error code. + */ + int DLLEXPORT EN_setpremisestatus(EN_Project ph, int ruleIndex, int premiseIndex, + int status); + + /** + @brief Sets the value in a premise of a rule-based control. + @param ph an EPANET project handle. + @param ruleIndex the rule's index (staring from 1). + @param premiseIndex the premise's index (starting from 1). + @param value The value that the premise's variable is compared to. + @return an error code. + */ + int DLLEXPORT EN_setpremisevalue(EN_Project ph, int ruleIndex, int premiseIndex, + double value); + + /** + @brief Gets the properties of a THEN action in a rule-based control. + @param ph an EPANET project handle. + @param ruleIndex the rule's index (starting from 1). + @param actionIndex the index of the THEN action to retrieve (starting from 1). + @param[out] linkIndex the index of the link in the action (starting from 1). + @param[out] status the status assigned to the link (see @ref EN_RuleStatus) + @param[out] setting the value assigned to the link's setting. + @return an error code. + */ + int DLLEXPORT EN_getthenaction(EN_Project ph, int ruleIndex, int actionIndex, + int *linkIndex, int *status, double *setting); + + /** + @brief Sets the properties of a THEN action in a rule-based control. + @param ph an EPANET project handle. + @param ruleIndex the rule's index (starting from 1). + @param actionIndex the index of the THEN action to modify (starting from 1). + @param linkIndex the index of the link in the action. + @param status the new status assigned to the link (see @ref EN_RuleStatus). + @param setting the new value assigned to the link's setting. + @return an error code. + */ + int DLLEXPORT EN_setthenaction(EN_Project ph, int ruleIndex, int actionIndex, + int linkIndex, int status, double setting); + + /** + @brief Gets the properties of an ELSE action in a rule-based control. + @param ph an EPANET project handle. + @param ruleIndex the rule's index (starting from 1). + @param actionIndex the index of the ELSE action to retrieve (starting from 1). + @param[out] linkIndex the index of the link in the action. + @param[out] status the status assigned to the link (see @ref EN_RuleStatus). + @param[out] setting the value assigned to the link's setting. + @return an error code. + */ + int DLLEXPORT EN_getelseaction(EN_Project ph, int ruleIndex, int actionIndex, + int *linkIndex, int *status, double *setting); + + /** + @brief Sets the properties of an ELSE action in a rule-based control. + @param ph an EPANET project handle. + @param ruleIndex the rule's index (starting from 1). + @param actionIndex the index of the ELSE action being modified (starting from 1). + @param linkIndex the index of the link in the action (starting from 1). + @param status the new status assigned to the link (see @ref EN_RuleStatus) + @param setting the new value assigned to the link's setting. + @return an error code. + */ + int DLLEXPORT EN_setelseaction(EN_Project ph, int ruleIndex, int actionIndex, + int linkIndex, int status, double setting); + + /** + @brief Sets the priority of a rule-based control. + @param ph an EPANET project handle. + @param index the rule's index (starting from 1). + @param priority the priority value assigned to the rule. + @return an error code. + */ + int DLLEXPORT EN_setrulepriority(EN_Project ph, int index, double priority); + +#if defined(__cplusplus) +} +#endif + +#endif //EPANET2_2_H diff --git a/include/epanet2_enums.h b/include/epanet2_enums.h index 656386c..a445846 100644 --- a/include/epanet2_enums.h +++ b/include/epanet2_enums.h @@ -191,7 +191,7 @@ typedef enum { EN_PUMP_CLOSED = 2, //!< Pump closed EN_PUMP_OPEN = 3, //!< Pump open EN_PUMP_XFLOW = 5 //!< Pump open - cannot supply flow -} EN_PumpStateType; +} EN_PumpStateType; /// Types of water quality analyses /** @@ -249,7 +249,7 @@ typedef enum { EN_LPM = 6, //!< Liters per minute EN_MLD = 7, //!< Million liters per day EN_CMH = 8, //!< Cubic meters per hour - EN_CMD = 9 //!< Cubic meters per day + EN_CMD = 9 //!< Cubic meters per day } EN_FlowUnits; /// Types of demand models @@ -261,7 +261,7 @@ A demand driven analysis requires that a junction's full demand be supplied in each time period independent of how much pressure is available. A pressure driven analysis makes demand be a power function of pressure, up to the point where the full demand is met. -*/ +*/ typedef enum { EN_DDA = 0, //!< Demand driven analysis EN_PDA = 1 //!< Pressure driven analysis @@ -272,7 +272,7 @@ typedef enum { These options specify hydraulic convergence criteria, choice of head loss formula, and several other parameters applied on a network-wide basis. They are accessed using the @ref EN_getoption and @ref EN_setoption functions. -*/ +*/ typedef enum { EN_TRIALS = 0, //!< Maximum hydraulic trials allowed EN_ACCURACY = 1, //!< Maximum total relative flow change for hydraulic convergence @@ -308,7 +308,7 @@ These options determine what kind of statistical post-processing should be done the time series of simulation results generated before they are reported using @ref EN_report. An option can be chosen by using `STATISTIC option` as the argument to @ref EN_setreport. -*/ +*/ typedef enum { EN_SERIES = 0, //!< Report all time series points EN_AVERAGE = 1, //!< Report average value over simulation period @@ -408,7 +408,7 @@ typedef enum { EN_R_TIME = 9, //!< Elapsed simulation time EN_R_CLOCKTIME = 10, //!< Time of day EN_R_FILLTIME = 11, //!< Time to fill a tank - EN_R_DRAINTIME = 12 //!< Time to drain a tank + EN_R_DRAINTIME = 12 //!< Time to drain a tank } EN_RuleVariable; /// Comparison operators used in rule-based controls @@ -422,7 +422,7 @@ typedef enum { EN_R_IS = 6, //!< Is equal to EN_R_NOT = 7, //!< Is not equal to EN_R_BELOW = 8, //!< Is below - EN_R_ABOVE = 9 //!< Is above + EN_R_ABOVE = 9 //!< Is above } EN_RuleOperator; /// Link status codes used in rule-based controls diff --git a/include/epanet_py.h b/include/epanet_py.h index ffadb7b..ad05fe3 100644 --- a/include/epanet_py.h +++ b/include/epanet_py.h @@ -17,7 +17,7 @@ #ifndef EN_API_FLOAT_TYPE - #define EN_API_FLOAT_TYPE float + #define EN_API_FLOAT_TYPE double #endif // Opaque pointer to project @@ -46,7 +46,7 @@ int DLLEXPORT proj_close(Handle ph); int DLLEXPORT hydr_solve(Handle ph); int DLLEXPORT hydr_save(Handle ph); int DLLEXPORT hydr_open(Handle ph); -int DLLEXPORT hydr_init(Handle ph, EN_SaveOption saveFlag); +int DLLEXPORT hydr_init(Handle ph, EN_InitHydOption saveFlag); int DLLEXPORT hydr_run(Handle ph, long *currentTime); int DLLEXPORT hydr_next(Handle ph, long *tStep); int DLLEXPORT hydr_close(Handle ph); @@ -56,7 +56,7 @@ int DLLEXPORT hydr_usefile(Handle ph, char *filename); int DLLEXPORT qual_solve(Handle ph); int DLLEXPORT qual_open(Handle ph); -int DLLEXPORT qual_init(Handle ph, EN_SaveOption saveFlag); +int DLLEXPORT qual_init(Handle ph, EN_InitHydOption saveFlag); int DLLEXPORT qual_run(Handle ph, long *currentTime); int DLLEXPORT qual_next(Handle ph, long *tStep); int DLLEXPORT qual_step(Handle ph, long *timeLeft); @@ -76,8 +76,8 @@ int DLLEXPORT anlys_getoption(Handle ph, EN_Option opt, EN_API_FLOAT_TYPE *value int DLLEXPORT anlys_setoption(Handle ph, int code, EN_API_FLOAT_TYPE value); int DLLEXPORT anlys_getflowunits(Handle ph, int *code); int DLLEXPORT anlys_setflowunits(Handle ph, EN_FlowUnits code); -int DLLEXPORT anlys_gettimeparam(Handle ph, EN_TimeProperty code, long *value); -int DLLEXPORT anlys_settimeparam(Handle ph, EN_TimeProperty code, long value); +int DLLEXPORT anlys_gettimeparam(Handle ph, EN_TimeParameter code, long *value); +int DLLEXPORT anlys_settimeparam(Handle ph, EN_TimeParameter code, long value); int DLLEXPORT anlys_getqualinfo(Handle ph, int *qualcode, char *chemname, char *chemunits, int *tracenode); int DLLEXPORT anlys_getqualtype(Handle ph, int *qualcode, int *tracenode); int DLLEXPORT anlys_setqualtype(Handle ph, EN_QualityType qualcode, char *chemname, char *chemunits, char *tracenode); @@ -144,8 +144,7 @@ int DLLEXPORT curv_setvalue(Handle ph, int curveIndex, int pointIndex, EN_API_FL int DLLEXPORT curv_get(Handle ph, int curveIndex, char* id, int *nValues, EN_API_FLOAT_TYPE **xValues, EN_API_FLOAT_TYPE **yValues); int DLLEXPORT curv_set(Handle ph, int index, EN_API_FLOAT_TYPE *x, EN_API_FLOAT_TYPE *y, int len); - -int DLLEXPORT scntl_add(Handle ph, int *cindex, int ctype, int lindex, EN_API_FLOAT_TYPE setting, int nindex, EN_API_FLOAT_TYPE level); +int DLLEXPORT scntl_add(Handle ph, int type, int linkIndex, double setting, int nodeIndex, double level, int *index); int DLLEXPORT scntl_delete(Handle ph, int index); int DLLEXPORT scntl_get(Handle ph, int controlIndex, int *controlType, int *linkIndex, EN_API_FLOAT_TYPE *setting, int *nodeIndex, EN_API_FLOAT_TYPE *level); int DLLEXPORT scntl_set(Handle ph, int cindex, int ctype, int lindex, EN_API_FLOAT_TYPE setting, int nindex, EN_API_FLOAT_TYPE level); diff --git a/src/epanet_py.c b/src/epanet_py.c index f1e8dc9..f1b0a2a 100644 --- a/src/epanet_py.c +++ b/src/epanet_py.c @@ -117,7 +117,7 @@ int DLLEXPORT hydr_open(Handle ph) return error_set(pr->error, EN_openH(pr->project)); } -int DLLEXPORT hydr_init(Handle ph, EN_SaveOption saveFlag) +int DLLEXPORT hydr_init(Handle ph, EN_InitHydOption saveFlag) { handle_t *pr = (handle_t *)ph; return error_set(pr->error, EN_initH(pr->project, saveFlag)); @@ -168,7 +168,7 @@ int DLLEXPORT qual_open(Handle ph) return error_set(pr->error, EN_openQ(pr->project)); } -int DLLEXPORT qual_init(Handle ph, EN_SaveOption saveFlag) +int DLLEXPORT qual_init(Handle ph, EN_InitHydOption saveFlag) { handle_t *pr = (handle_t *)ph; return error_set(pr->error, EN_initQ(pr->project, saveFlag)); @@ -270,13 +270,13 @@ int DLLEXPORT anlys_setflowunits(Handle ph, EN_FlowUnits code) return error_set(pr->error, EN_setflowunits(pr->project, code)); } -int DLLEXPORT anlys_gettimeparam(Handle ph, EN_TimeProperty code, long *value) +int DLLEXPORT anlys_gettimeparam(Handle ph, EN_TimeParameter code, long *value) { handle_t *pr = (handle_t *)ph; return error_set(pr->error, EN_gettimeparam(pr->project, code, value)); } -int DLLEXPORT anlys_settimeparam(Handle ph, EN_TimeProperty code, long value) +int DLLEXPORT anlys_settimeparam(Handle ph, EN_TimeParameter code, long value) { handle_t *pr = (handle_t *)ph; return error_set(pr->error, EN_settimeparam(pr->project, code, value)); @@ -456,7 +456,7 @@ int DLLEXPORT link_setid(Handle ph, int index, char *newid) int DLLEXPORT link_gettype(Handle ph, int index, int *code) { handle_t *pr = (handle_t *)ph; - return error_set(pr->error, EN_getlinktype(pr->project, index, (EN_LinkType *)code)); + return error_set(pr->error, EN_getlinktype(pr->project, index, code)); } int DLLEXPORT link_settype(Handle ph, int *index, EN_LinkType type, int actionCode) @@ -621,10 +621,10 @@ int DLLEXPORT curv_set(Handle ph, int index, EN_API_FLOAT_TYPE *x, EN_API_FLOAT_ -int DLLEXPORT scntl_add(Handle ph, int *cindex, int ctype, int lindex, EN_API_FLOAT_TYPE setting, int nindex, EN_API_FLOAT_TYPE level) +int DLLEXPORT scntl_add(Handle ph, int type, int linkIndex, double setting, int nodeIndex, double level, int *index) { handle_t *pr = (handle_t *)ph; - return error_set(pr->error, EN_addcontrol(pr->project, cindex, ctype, lindex, setting, nindex, level)); + return error_set(pr->error, EN_addcontrol(pr->project, type, linkIndex, setting, nodeIndex, level, index)); } int DLLEXPORT scntl_delete(Handle ph, int index)