Propagation in Rural Scenarios
Detailed Description
This is an example of how to use the WinProp API for predictions in a rural scenario. The full example is distributed with the installation.#include <stdio.h> #include <string> #include <iostream> #include "rural_propagation.h" #ifndef API_DATA_FOLDER #define API_DATA_FOLDER "../../api/winprop/data/" #endif // !API_DATA_FOLDER int main(int argc, char** argv) { int Error = 0; WinProp_ParaMain GeneralParameters; WinProp_ParaRural RuralParameters; WinProp_Antenna Antenna; WinProp_Callback Callback; WinProp_Result Resultmatrix; /****************************************************************************/ /* Initialization of parameters */ /****************************************************************************/ WinProp_Structure_Init_ParameterMain(&GeneralParameters); WinProp_Structure_Init_ParameterRural(&RuralParameters); WinProp_Structure_Init_Antenna(&Antenna); WinProp_Structure_Init_Result(&Resultmatrix); /****************************************************************************/ /* Load clutter data */ /****************************************************************************/ Error = InterfaceLoadClutterASC( &GeneralParameters.Clutter, API_DATA_FOLDER "outdoor/RuralClutter.asc", API_DATA_FOLDER "outdoor/RuralClutter.table"); /****************************************************************************/ /* Load topo data */ /****************************************************************************/ Error = InterfaceLoadTopoASC( &GeneralParameters.Topography, API_DATA_FOLDER "outdoor/RuralTopo.asc"); /****************************************************************************/ /* Definition of scenario (topo database in WinProp format) */ /****************************************************************************/ /* Definition of general parameters. */ GeneralParameters.ScenarioMode = SCENARIOMODE_RURAL; GeneralParameters.PredictionModelRural = PREDMODEL_RURAL_2RAY_DET; /* Definition of prediction area. */ GeneralParameters.UrbanLowerLeftX = GeneralParameters.Topography.lowerLeftX; GeneralParameters.UrbanLowerLeftY = GeneralParameters.Topography.lowerLeftY; GeneralParameters.UrbanUpperRightX = GeneralParameters.Topography.upperRightX; GeneralParameters.UrbanUpperRightY = GeneralParameters.Topography.upperRightY; /* Copy coordinates to prediction area of second model (not yet used) */ GeneralParameters.RuralLowerLeftX = GeneralParameters.UrbanLowerLeftX; GeneralParameters.RuralLowerLeftY = GeneralParameters.UrbanLowerLeftY; GeneralParameters.RuralUpperRightX = GeneralParameters.UrbanUpperRightX; GeneralParameters.RuralUpperRightY = GeneralParameters.UrbanUpperRightY; double PredictionHeight = 1.5; /* Size of matrix with results. */ GeneralParameters.Resolution = 10.0; // Resolution in meter GeneralParameters.NrLayers = 1; // Number of prediction heights GeneralParameters.PredictionHeights = &PredictionHeight; // Prediction height in meter /* No vector buildings but clutter and topo. */ GeneralParameters.BuildingsMode = 0; GeneralParameters.TopographyMode = 1; GeneralParameters.ClutterMode = 1; GeneralParameters.ClutterConsideration = 0; /****************************************************************************/ /* Definition of antenna. */ /****************************************************************************/ /* Position and configuration. */ Antenna.Id = 1; Antenna.Longitude_X = 321900.0; Antenna.Latitude_Y = 4158000.0; Antenna.Height = 40.0; Antenna.Power = 43.0; // Power in dBm Antenna.Frequency = 1800.0; // Frequency in MHz char AntennaName[500]; sprintf(AntennaName, "%s", "Antenna 1"); Antenna.Name = AntennaName; /****************************************************************************/ /* Definition of callback functions (for progress messages) */ /****************************************************************************/ /* Two functions: Message output and progress bar update. */ Callback.Percentage = CallbackProgress; Callback.Message = CallbackMessage; Callback.Error = CallbackError; /****************************************************************************/ /* Compute prediction now */ /****************************************************************************/ /* Start computation within DLLs. */ if (Error == 0) Error = OutdoorPlugIn_ComputePrediction( &Antenna, &GeneralParameters, NULL, NULL, &RuralParameters, NULL, &Callback, &Resultmatrix, NULL, NULL, NULL); /****************************************************************************/ /* Save prediction result to ASCII file. */ /****************************************************************************/ if (Error == 0) { /* Write result matrix to ASCII file. */ write_ascii(&Resultmatrix, API_DATA_FOLDER "output/Output Rural.txt"); } /****************************************************************************/ /* Free matrix for results and buildings */ /****************************************************************************/ WinProp_FreeResult(&Resultmatrix); InterfaceClutterFree(&GeneralParameters.Clutter); InterfaceTopoFree(&GeneralParameters.Topography); return Error == 0 ? EXIT_SUCCESS : EXIT_FAILURE; } int _STD_CALL CallbackMessage(const char * Text) { if (Text == nullptr) return 0; std::cout << "\n" << Text; return(0); } int _STD_CALL CallbackError(const char * Text, int Error) { if (Text == nullptr) return 0; std::cout << "\n"; #ifdef __LINUX std::cout << "\033[31m" << "Error (" << Error << "): "; // highlight error in red color #else HANDLE hConsole = GetStdHandle(STD_OUTPUT_HANDLE); SetConsoleTextAttribute(hConsole, FOREGROUND_RED); std::cout << "Error (" << Error << "): "; #endif // __LINUX std::cout << Text; #ifdef __LINUX std::cout << "\033[0m"; // highlight error in red color #else SetConsoleTextAttribute(hConsole, FOREGROUND_RED | FOREGROUND_BLUE | FOREGROUND_GREEN); #endif // __LINUX return 0; } int _STD_CALL CallbackProgress(int value, const char* text) { char Line[200]; sprintf(Line, "\n%d%% %s", value, text); std::cout << Line; return(0); } void write_ascii(const WinProp_Result* Resultmatrix, const char* Filename) { FILE* OutputFile = fopen(Filename,"w"); if (OutputFile) { /* Loop all pixels. */ for (int x = 0; x < Resultmatrix->Columns; x++) { for (int y = 0; y < Resultmatrix->Lines; y++) { /* Compute real coordinates. */ double Coordinate_X = Resultmatrix->LowerLeftX + ((double)x + 0.5) * Resultmatrix->Resolution; double Coordinate_Y = Resultmatrix->LowerLeftY + ((double)y + 0.5) * Resultmatrix->Resolution; /* Check if pixel was computed or not */ if (Resultmatrix->Matrix[0][x][y] > -1000) fprintf(OutputFile, "%.2f\t%.2f\t%.2f\n", Coordinate_X, Coordinate_Y, Resultmatrix->Matrix[0][x][y]); } } /* Close file. */ fclose(OutputFile); } else printf("\nCould not open the File: %s for writing.\n",Filename); }