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clutter_data_analysis.cpp
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/*******************************************************************************************
**** PROGRAM: clutter_data_analysis.h
**** AUTHOR: Chengan 4/01/05
**** [email protected]
******************************************************************************************/
#include <iostream>
#include <iomanip>
#include <string.h>
#include "antenna.h"
#include "bin_io.h"
#include "cconst.h"
#include "time.h"
#include "wisim.h"
#include "clutter_data_analysis.h"
#include "doubleintint.h"
#include "intint.h"
#include "list.h"
#include "map_clutter.h"
#include "polygon.h"
#include "road_test_data.h"
#include "sparse_matrix.h"
#include "utm_conversion.h"
#if HAS_GUI
#include <qapplication.h>
#include "progress_slot.h"
extern int use_gui;
#endif
#define CLUTTER_PROP_MODEL_FORMAT "1.0"
static char *header = "WISIM_CLUTTER_PROP_MODEL_FILE";
/******************************************************************************************/
/**** Virtual Functions ****/
/******************************************************************************************/
const int GenericClutterPropModelClass::type() { CORE_DUMP; return(-1); }
double GenericClutterPropModelClass::prop_power_loss(NetworkClass *, SectorClass *, int, int, int, double) { CORE_DUMP; return(0.0); }
void GenericClutterPropModelClass::get_prop_model_param_ptr(int, char *, int&, int *&, double *&) { CORE_DUMP; return; }
int GenericClutterPropModelClass::comp_num_prop_param() { CORE_DUMP; return(-1); }
void GenericClutterPropModelClass::print_params(FILE *, char *, int) { CORE_DUMP; return; }
int GenericClutterPropModelClass::is_clutter_model() { return(1); }
void GenericClutterPropModelClass::split_clutter(NetworkClass *) { CORE_DUMP; return; }
void GenericClutterPropModelClass::clt_regulation( NetworkClass*, ListClass<int> *, int) { CORE_DUMP; return; }
void GenericClutterPropModelClass::clt_fill(NetworkClass*, ListClass<int>*) { CORE_DUMP; return; }
int GenericClutterPropModelClass::get_color(int, double, double) { CORE_DUMP; return(-1); }
void GenericClutterPropModelClass::get_min_max_color(double &, double &) { CORE_DUMP; return; }
void GenericClutterPropModelClass::report_clutter(NetworkClass *, FILE *, PolygonClass *) { CORE_DUMP; return; }
/******************************************************************************************/
/******************************************************************************************/
/**** FUNCTION: GenericClutterPropModelClass::GenericClutterPropModelClass() ****/
/******************************************************************************************/
GenericClutterPropModelClass::GenericClutterPropModelClass(char *p_strid ) : PropModelClass(p_strid)
{
//defalt value
num_clutter_type = 0;
useheight = 0;
mvec_x = (double *) NULL;
}
/******************************************************************************************/
/**** FUNCTION: GenericClutterPropModelClass::~GenericClutterPropModelClass() ****/
/******************************************************************************************/
GenericClutterPropModelClass::~GenericClutterPropModelClass()
{
free ( mvec_x );
}
/******************************************************************************************/
/**** FUNCTION: GenericClutterPropModelClass::create_map_bdy ****/
/******************************************************************************************/
PolygonClass *GenericClutterPropModelClass::create_map_bdy()
{
ListClass<IntIntClass> *ii_list = new ListClass<IntIntClass>(4);
ii_list->append(IntIntClass(offset_x-1, offset_y-1));
ii_list->append(IntIntClass(offset_x + clutter_sim_res_ratio*npts_x, offset_y-1));
ii_list->append(IntIntClass(offset_x + clutter_sim_res_ratio*npts_x, offset_y + clutter_sim_res_ratio*npts_y));
ii_list->append(IntIntClass(offset_x-1, offset_y + clutter_sim_res_ratio*npts_y));
PolygonClass *map_bdy = new PolygonClass(ii_list);
delete ii_list;
return(map_bdy);
}
/******************************************************************************************/
/**** FUNCTION: GenericClutterPropModelClass::refine_clutter ****/
/******************************************************************************************/
void GenericClutterPropModelClass::refine_clutter(NetworkClass *np, int n, ListClass<int> *int_list)
{
int i;
#if HAS_GUI
ProgressSlot* prog_bar;
int curr_prog = 0;
if (use_gui) {
prog_bar = new ProgressSlot(0, "Progress Bar", qApp->translate("ProgressSlot", "Running Clutter Simulation - Refine Clutter ") + "...");
}
#endif
#if OUTPUT_TIME_INFOR
time_t td;
#endif
if ( (clutter_sim_res_ratio&((1<<n)-1)) == 1 ) {
sprintf(np->msg, "ERROR: clutter_sim_res_ratio = %d, value must be multiple of %d.\n", clutter_sim_res_ratio, 1<<n);
PRMSG(stdout, np->msg); np->error_state = 1;
return;
}
if ( (type() != CConst::PropClutterWtExpoSlope)
&& (type() != CConst::PropClutterExpoLinear)
&& (type() != CConst::PropClutterGlobal)) {
sprintf(np->msg, "ERROR: Specified propagation model has is not of type %s\n", "CLUTTERWTEXPOSLOPE, CLUTTEREXPOLINEAR or CLUTTERGLOBAL");
PRMSG(stdout, np->msg); np->error_state = 1;
return;
}
for (i=0; i<=n-1; i++) {
clutter_sim_res_ratio /= 2;
npts_x *= 2;
npts_y *= 2;
num_clutter_type = npts_x * npts_y;
#if HAS_GUI
curr_prog = (int) 100.0*(2*(i+1)-1)/(2*n);
if (use_gui) {
prog_bar->set_prog_percent(curr_prog);
}
#endif
split_clutter(np);
#if HAS_GUI
curr_prog = (int) 100.0*2*(i+1)/(2*n);
if (use_gui) {
prog_bar->set_prog_percent(curr_prog);
}
#endif
if (!np->error_state) {
clt_regulation(np, int_list, 1);
}
#if OUTPUT_TIME_INFOR
time(&td);
printf("\n---- Time ---- %s", ctime(&td));
sprintf(np->msg, "---- Time ---- %s", ctime(&td));
PRMSG(stdout, np->msg);
#endif
}
if (!np->error_state) {
clt_fill(np, int_list);
}
#if OUTPUT_TIME_INFOR
time(&td);
printf("\n----clt_fill end Time ---- %s", ctime(&td));
sprintf(np->msg, "----clt_fill end Time ---- %s", ctime(&td));
PRMSG(stdout, np->msg);
#endif
#if HAS_GUI
if (use_gui) {
delete prog_bar;
}
#endif
return;
}
/******************************************************************************************/
/**** FUNCTION: GenericClutterPropModelClass::save ****/
/**** Save clutter propagation model to the specified file, clutter data is stored in ****/
/**** a binary format. ****/
/******************************************************************************************/
void GenericClutterPropModelClass::save(NetworkClass *np, char *filename)
{
#if (DEMO == 0)
int map_startx, map_starty, num_var, var_idx, ntype, *iptr;
double resolution, *dptr;
char *chptr;
FILE *fp;
if ( !(fp = fopen(filename, "wb")) ) {
sprintf(np->msg, "ERROR: Unable to write to file %s\n", filename);
PRMSG(stdout, np->msg); np->error_state = 1;
return;
}
sprintf(np->msg, "Writing map clutter file: %s\n", filename);
PRMSG(stdout, np->msg);
/**************************************************************************************/
/**** HEADER ****/
/**************************************************************************************/
fwrite((void *) header, sizeof(char), strlen(header), fp);
/**************************************************************************************/
/**************************************************************************************/
/**** VERSION ****/
/**************************************************************************************/
write_fs_str(fp, CLUTTER_PROP_MODEL_FORMAT);
/**************************************************************************************/
/**************************************************************************************/
/**** TYPE ****/
/**************************************************************************************/
switch(type()) {
case CConst::PropClutterWtExpoSlope:
sprintf(np->msg, "CLUTTERWTEXPOSLOPE");
num_var = num_clutter_type + useheight + 1;
break;
case CConst::PropClutterExpoLinear:
sprintf(np->msg, "CLUTTEREXPOLINEAR");
num_var = num_clutter_type + useheight + 1;
break;
case CConst::PropClutterGlobal:
sprintf(np->msg, "CLUTTERGLOBAL");
num_var = num_clutter_type + useheight + 1;
break;
default: CORE_DUMP; break;
}
write_fs_str(fp, np->msg);
/**************************************************************************************/
/**************************************************************************************/
/**** COORDINATE SYSTEM ****/
/**************************************************************************************/
chptr = np->msg;
if (np->coordinate_system == CConst::CoordGeneric) {
chptr += sprintf(chptr, "GENERIC");
} else if (np->coordinate_system == CConst::CoordUTM) {
chptr += sprintf(chptr, "UTM:%.0f:%.9f:%d:%c", np->utm_equatorial_radius, np->utm_eccentricity_sq,
np->utm_zone, (np->utm_north ? 'N' : 'S'));
} else if (np->coordinate_system == CConst::CoordLONLAT) {
chptr += sprintf(chptr, "LON_LAT");
} else {
CORE_DUMP;
}
write_fs_str(fp, np->msg);
/**************************************************************************************/
/**************************************************************************************/
/**** RESOLUTION ****/
/**************************************************************************************/
resolution = np->resolution * clutter_sim_res_ratio;
write_fs_double(fp, resolution);
/**************************************************************************************/
/**************************************************************************************/
/**** XSTART, YSTART, XSIZE, YSIZE ****/
/**************************************************************************************/
map_startx = (np->system_startx + offset_x) / clutter_sim_res_ratio;
map_starty = (np->system_starty + offset_y) / clutter_sim_res_ratio;
write_fs_int(fp, map_startx);
write_fs_int(fp, map_starty);
write_fs_int(fp, npts_x);
write_fs_int(fp, npts_y);
/**************************************************************************************/
/**************************************************************************************/
/**** NAME ****/
/**************************************************************************************/
write_fs_str(fp, get_strid());
/**************************************************************************************/
/**************************************************************************************/
/**** NUM CLUTTER TYPE ****/
/**************************************************************************************/
write_fs_int(fp, num_clutter_type);
/**************************************************************************************/
/**************************************************************************************/
/**** USEHEIGHT ****/
/**************************************************************************************/
write_fs_uchar(fp, (unsigned char) useheight);
/**************************************************************************************/
/**************************************************************************************/
/**** MVEC_X (clutter coefficients) ****/
/**************************************************************************************/
for (var_idx=0; var_idx<=num_var-1; var_idx++) {
write_fs_double(fp, mvec_x[var_idx]);
}
/**************************************************************************************/
/**************************************************************************************/
/**** TYPE SPECIFIC PARAMETERS ****/
/**************************************************************************************/
switch(type()) {
case CConst::PropClutterWtExpoSlope:
get_prop_model_param_ptr(7, np->msg, ntype, iptr, dptr);
if (strcmp(np->msg, "R0:")!=0) {
CORE_DUMP;
}
write_fs_double(fp, *dptr);
break;
case CConst::PropClutterExpoLinear:
get_prop_model_param_ptr(7, np->msg, ntype, iptr, dptr);
if (strcmp(np->msg, "R0:")!=0) {
CORE_DUMP;
}
write_fs_double(fp, *dptr);
get_prop_model_param_ptr(8, np->msg, ntype, iptr, dptr);
if (strcmp(np->msg, "EXPONENT:")!=0) {
CORE_DUMP;
}
write_fs_double(fp, *dptr);
break;
// global model parameters
case CConst::PropClutterGlobal:
SegmentPropModelClass* gpm;
int num_inflexion;
int i, j, idx;
char* str;
str = (char*) malloc ( 100*sizeof(char) );
get_prop_model_param_ptr(7, np->msg, ntype, iptr, dptr);
if (strcmp(np->msg, "R0:") != 0) CORE_DUMP;
write_fs_double(fp, *dptr);
get_prop_model_param_ptr(8, np->msg, ntype, iptr, dptr);
if (strcmp(np->msg, "N:") != 0) CORE_DUMP;
write_fs_int(fp, *iptr);
// write inflexion coordination info to output binary file
num_inflexion = *iptr;
for ( idx=9; idx<2*num_inflexion+9; idx++ )
{
i = idx-9;
j = i>>1;
if ((i&1) == 0) sprintf(str, "X[%d]:", j); // i is even number
else sprintf(str, "Y[%d]:", j); // i is odd number
get_prop_model_param_ptr(idx, np->msg, ntype, iptr, dptr);
if (strcmp(np->msg, str) != 0) CORE_DUMP;
write_fs_double(fp, *dptr);
}
get_prop_model_param_ptr(2*num_inflexion+9, np->msg, ntype, iptr, dptr);
if (strcmp(np->msg, "S:") != 0) CORE_DUMP;
write_fs_double(fp, *dptr);
get_prop_model_param_ptr(2*num_inflexion+10, np->msg, ntype, iptr, dptr);
if (strcmp(np->msg, "F:") != 0) CORE_DUMP;
write_fs_double(fp, *dptr);
free (str);
break;
default: CORE_DUMP; break;
}
/**************************************************************************************/
fclose(fp);
#endif
return;
}
/******************************************************************************************/
/**** FUNCTION: NetworkClass::read_clutter_model ****/
/**** Read clutter propagation model from the specified file. ****/
/******************************************************************************************/
int NetworkClass::read_clutter_model(char *filename, int force_read)
{
#if (DEMO == 0)
int pm_idx;
char *format_str;
FILE *fp;
if ( !(fp = fopen(filename, "rb")) ) {
sprintf(msg, "ERROR: Unable to read from file 2 %s\n", filename);
PRMSG(stdout, msg); error_state = 1;
return(-1);
}
/**************************************************************************************/
/**** HEADER ****/
/**************************************************************************************/
char *read_header = CVECTOR(strlen(header));
if (fread(read_header, sizeof(char), strlen(header), fp) != strlen(header)) {
sprintf(msg, "ERROR: invalid clutter propagation model file \"%s\", file header does not match\n", filename);
PRMSG(stdout, msg); error_state = 1; fclose(fp);
return(-1);
}
read_header[strlen(header)] = (char) NULL;
if (strcmp(read_header, header) != 0) {
sprintf(msg, "ERROR: invalid clutter propagation model file \"%s\", file header does not match\n", filename);
PRMSG(stdout, msg); error_state = 1; fclose(fp);
return(-1);
}
/**************************************************************************************/
/**************************************************************************************/
/**** VERSION ****/
/**************************************************************************************/
format_str = read_fs_str_allocate(fp);
if (strcmp(format_str,"1.0")==0) {
pm_idx = read_clutter_model_1_0(fp, filename, force_read);
} else {
sprintf(msg, "ERROR: clutter propagation model file \"%s\" has invalid format \"%s\"\n", filename, format_str);
PRMSG(stdout, msg);
error_state = 1;
return(-1);
}
/**************************************************************************************/
free(read_header);
free(format_str);
fclose(fp);
return(pm_idx);
#else
return(-1);
#endif
}
/******************************************************************************************/
/**** FUNCTION: read_clutter_model_1_0 ****/
/**** Read map clutter file with format 1.0 ****/
/**** Clutter data is stored in a binary format. ****/
/******************************************************************************************/
int NetworkClass::read_clutter_model_1_0(FILE *fp, char *filename, int force_read)
{
#if (DEMO == 0)
int map_startx, map_starty;
int num_var, var_idx, has_geometry, utm_zone_mismatch;
int ntype, *iptr;
double clutter_res, lon_deg, lat_deg, utm_x, utm_y, *dptr;
char *type_str, *coord_sys_str, *str1, *chptr;
GenericClutterPropModelClass *pm;
sprintf(msg, "Reading clutter propagation model file: %s\n", filename);
PRMSG(stdout, msg);
sprintf(msg, "%s: clutter propagation model file \"%s\" COORDINATE_SYSTEM does not match\n", (force_read ? "WARNING" : "ERROR"), filename);
if (!system_bdy) {
has_geometry = 0;
} else {
has_geometry = 1;
}
/**************************************************************************************/
/**** TYPE ****/
/**************************************************************************************/
type_str = read_fs_str_allocate(fp);
if (strcmp(type_str, "CLUTTERWTEXPOSLOPE")==0) {
pm = (GenericClutterPropModelClass *) new ClutterWtExpoSlopePropModelClass((char *) NULL);
} else if (strcmp(type_str, "CLUTTEREXPOLINEAR")==0) {
pm = (GenericClutterPropModelClass *) new ClutterExpoLinearPropModelClass((char *) NULL);
} else if (strcmp(type_str, "CLUTTERGLOBAL")==0) {
pm = (GenericClutterPropModelClass *) new ClutterGlobalPropModelClass((char *) NULL);
} else {
sprintf(msg, "ERROR: invalid clutter propagation model file \"%s\"\n"
"Unrecognized propagation model type: \"%s\"\n", filename, type_str);
PRMSG(stdout, msg);
error_state = 1;
return(-1);
}
/**************************************************************************************/
/**************************************************************************************/
/**** COORDINATE SYSTEM ****/
/**************************************************************************************/
coord_sys_str = read_fs_str_allocate(fp);
str1 = coord_sys_str;
if (strcmp(str1, "GENERIC")==0) {
if (has_geometry) {
if (coordinate_system != CConst::CoordGeneric) {
PRMSG(stdout, msg);
if (!force_read) { error_state = 1; return(-1); } else { warning_state = 1; }
}
} else {
coordinate_system = CConst::CoordGeneric;
}
} else if (strncmp(str1, "UTM:", 4)==0) {
if (has_geometry) {
if (coordinate_system != CConst::CoordUTM) {
PRMSG(stdout, msg);
if (!force_read) { error_state = 1; return(-1); }
}
} else {
coordinate_system = CConst::CoordUTM;
}
str1 = strtok(str1+4, ":");
if (has_geometry) {
if (utm_equatorial_radius != atof(str1)) {
PRMSG(stdout, msg);
if (!force_read) { error_state = 1; return(-1); }
}
} else {
utm_equatorial_radius = atof(str1);
}
str1 = strtok(NULL, ":");
if (has_geometry) {
if (utm_eccentricity_sq != atof(str1)) {
PRMSG(stdout, msg);
if (!force_read) { error_state = 1; return(-1); }
}
} else {
utm_eccentricity_sq = atof(str1);
}
str1 = strtok(NULL, ":");
utm_zone = atoi(str1);
if (has_geometry) {
if (utm_zone != utm_zone) {
PRMSG(stdout, msg);
if (!force_read) { error_state = 1; return(-1); }
utm_zone_mismatch = 1;
}
} else {
utm_zone = utm_zone;
}
str1 = strtok(NULL, ":");
if (has_geometry) {
if (strcmp(str1, (utm_north ? "N" : "S")) != 0) {
PRMSG(stdout, msg);
if (!force_read) { error_state = 1; return(-1); }
utm_zone_mismatch = 1;
if (strcmp(str1, "N") == 0) {
utm_north = 1;
} else if (strcmp(str1, "S") == 0) {
utm_north = 0;
} else {
utm_north = utm_north;
}
}
} else {
utm_north = (strcmp(str1,"N")==0 ? 1 : 0);
}
} else {
sprintf(msg, "ERROR: invalid clutter propagation model file \"%s\" unrecognized coordinate system \"%s\"\n",
filename, coord_sys_str);
PRMSG(stdout, msg); error_state = 1;
return(-1);
}
/**************************************************************************************/
/**************************************************************************************/
/**** RESOLUTION ****/
/**************************************************************************************/
// CG MODI 11/14/2006 read_fs_double(fp) < 0 ?
clutter_res = fabs(read_fs_double(fp));
if (clutter_res <= 0.0) {
sprintf(msg, "ERROR: invalid clutter propagation model file \"%s\"\n"
"resolution = %15.10f must be > 0.0\n", filename, clutter_res);
PRMSG(stdout, msg);
error_state = 1;
return(-1);
}
if (!has_geometry) {
resolution = clutter_res;
res_digits = ( (resolution < 1.0) ? ((int) -floor(log(resolution)/log(10.0))) : 0 );
}
if (!check_grid_val(clutter_res, resolution, 0, &pm->clutter_sim_res_ratio)) {
sprintf(msg, "ERROR: invalid clutter propagation model file \"%s\"\n"
"ERROR: clutter propagation model file resolution is not an integer multiple of simulation resolution\n"
"Clutter resolution = %15.10f simulation resolution = %15.10f\n",
filename, clutter_res, resolution);
PRMSG(stdout, msg); error_state = 1;
return(-1);
}
chptr = msg;
chptr += sprintf(chptr, "Clutter resolution %15.10f\n", clutter_res);
chptr += sprintf(chptr, "Simulation resolution %15.10f\n", resolution);
chptr += sprintf(chptr, "Ratio: %d\n", pm->clutter_sim_res_ratio);
PRMSG(stdout, msg);
/**************************************************************************************/
/**************************************************************************************/
/**** XSTART, YSTART, XSIZE, YSIZE ****/
/**** Create system boundary if it does not exist. ****/
/**************************************************************************************/
map_startx = read_fs_int(fp);
map_starty = read_fs_int(fp);
// xxxxxxxxxx map_startx = (np->system_startx + offset_x) / clutter_sim_res_ratio;
// xxxxxxxxxx map_starty = (np->system_starty + offset_y) / clutter_sim_res_ratio;
if (utm_zone_mismatch) {
UTMtoLL( map_startx*pm->clutter_sim_res_ratio*resolution, map_starty*pm->clutter_sim_res_ratio*resolution,
lon_deg, lat_deg, utm_zone, utm_north, utm_equatorial_radius, utm_eccentricity_sq);
LLtoUTM( lon_deg, lat_deg, utm_x, utm_y, utm_zone, utm_north, utm_equatorial_radius, utm_eccentricity_sq);
check_grid_val(utm_x, resolution, 0, &map_startx);
check_grid_val(utm_y, resolution, 0, &map_starty);
}
pm->npts_x = read_fs_int(fp);
pm->npts_y = read_fs_int(fp);
if (!has_geometry) {
system_bdy = new PolygonClass();
system_bdy->num_segment = 1;
system_bdy->num_bdy_pt = IVECTOR(system_bdy->num_segment);
system_bdy->bdy_pt_x = (int **) malloc(system_bdy->num_segment * sizeof(int *));
system_bdy->bdy_pt_y = (int **) malloc(system_bdy->num_segment * sizeof(int *));
system_bdy->num_bdy_pt[0] = 4;
system_bdy->bdy_pt_x[0] = IVECTOR(4);
system_bdy->bdy_pt_y[0] = IVECTOR(4);
system_bdy->bdy_pt_x[0][0] = 0;
system_bdy->bdy_pt_y[0][0] = 0;
system_bdy->bdy_pt_x[0][1] = pm->npts_x-1;
system_bdy->bdy_pt_y[0][1] = 0;
system_bdy->bdy_pt_x[0][2] = pm->npts_x-1;
system_bdy->bdy_pt_y[0][2] = pm->npts_y-1;
system_bdy->bdy_pt_x[0][3] = 0;
system_bdy->bdy_pt_y[0][3] = pm->npts_y-1;
system_startx = map_startx;
system_starty = map_starty;
npts_x = pm->npts_x;
npts_y = pm->npts_y;
num_antenna_type = 1;
antenna_type_list = (AntennaClass **) malloc(num_antenna_type*sizeof(AntennaClass *));
antenna_type_list[0] = new AntennaClass(CConst::antennaOmni, "OMNI");
}
pm->offset_x = map_startx - system_startx;
pm->offset_y = map_starty - system_starty;
/**************************************************************************************/
/**************************************************************************************/
/**** NAME ****/
/**************************************************************************************/
pm->set_strid(read_fs_str_allocate(fp), 0);
sprintf(msg, "Name = \"%s\"\n", pm->get_strid());
PRMSG(stdout, msg);
/**************************************************************************************/
/**************************************************************************************/
/**** NUM CLUTTER TYPE ****/
/**************************************************************************************/
pm->num_clutter_type = read_fs_int(fp);
sprintf(msg, "Num Clutter Types = %d\n", pm->num_clutter_type);
PRMSG(stdout, msg);
/**************************************************************************************/
/**************************************************************************************/
/**** USEHEIGHT ****/
/**************************************************************************************/
pm->useheight= (int) read_fs_uchar(fp);
sprintf(msg, "Use Height = %d\n", pm->useheight);
PRMSG(stdout, msg);
/**************************************************************************************/
/**************************************************************************************/
/**** MVEC_X (clutter coefficients) ****/
/**************************************************************************************/
switch(pm->type()) {
case CConst::PropClutterWtExpoSlope:
num_var = pm->num_clutter_type + pm->useheight + 1;
break;
case CConst::PropClutterExpoLinear:
num_var = pm->num_clutter_type + pm->useheight + 1;
break;
case CConst::PropClutterGlobal:
num_var = pm->num_clutter_type + pm->useheight + 1;
break;
default: CORE_DUMP; break;
}
pm->mvec_x = DVECTOR(num_var);
for (var_idx=0; var_idx<=num_var-1; var_idx++) {
pm->mvec_x[var_idx] = read_fs_double(fp);
}
/**************************************************************************************/
/**************************************************************************************/
/**** TYPE SPECIFIC PARAMETERS ****/
/**************************************************************************************/
switch(pm->type()) {
case CConst::PropClutterWtExpoSlope:
pm->get_prop_model_param_ptr(7, msg, ntype, iptr, dptr);
if (strcmp(msg, "R0:")!=0) {
CORE_DUMP;
}
*dptr = read_fs_double(fp);
break;
case CConst::PropClutterExpoLinear:
pm->get_prop_model_param_ptr(7, msg, ntype, iptr, dptr);
if (strcmp(msg, "R0:")!=0) {
CORE_DUMP;
}
*dptr = read_fs_double(fp);
pm->get_prop_model_param_ptr(8, msg, ntype, iptr, dptr);
if (strcmp(msg, "EXPONENT:")!=0) {
CORE_DUMP;
}
*dptr = read_fs_double(fp);
break;
case CConst::PropClutterGlobal:
int num_inflexion;
int i, j, idx;
char* str;
// allocate space before use sprintf
str = (char*) malloc ( 100*sizeof(char));
pm->get_prop_model_param_ptr(7, msg, ntype, iptr, dptr);
if (strcmp(msg, "R0:") != 0) CORE_DUMP;
write_fs_double(fp, *dptr);
pm->get_prop_model_param_ptr(8, msg, ntype, iptr, dptr);
if (strcmp(msg, "N:") != 0) CORE_DUMP;
write_fs_int(fp, *iptr);
// write inflexion coordination info to output binary file
num_inflexion = *iptr;
for ( idx=9; idx<2*num_inflexion+9; idx++ )
{
i = idx-9;
j = i>>1;
if ((i&1) == 0) sprintf(str, "X[%d]:", j); // i is even number
else sprintf(str, "Y[%d]:", j); // i is odd number
pm->get_prop_model_param_ptr(idx, msg, ntype, iptr, dptr);
if (strcmp(msg, str) != 0) CORE_DUMP;
write_fs_double(fp, *dptr);
}
pm->get_prop_model_param_ptr(2*num_inflexion+9, msg, ntype, iptr, dptr);
if (strcmp(msg, "S:")!=0) CORE_DUMP;
write_fs_double(fp, *dptr);
pm->get_prop_model_param_ptr(2*num_inflexion+10, msg, ntype, iptr, dptr);
if (strcmp(msg, "F:") != 0) CORE_DUMP;
write_fs_double(fp, *dptr);
free (str);
break;
default: CORE_DUMP; break;
}
/**************************************************************************************/
num_prop_model++;
prop_model_list = (PropModelClass **) realloc( (void *) prop_model_list, num_prop_model*sizeof(PropModelClass *));
prop_model_list[num_prop_model-1] = pm;
free(coord_sys_str);
return(num_prop_model-1);
#else
return(-1);
#endif
}
/******************************************************************************************/
/*
*/
ClutterPropModelClass::ClutterPropModelClass(char *p_strid ) : GenericClutterPropModelClass(p_strid)
{
}
/*
*/
ClutterPropModelClass::~ClutterPropModelClass()
{
free ( mvec_x );
}
const int ClutterPropModelClass::type() { return CConst::PropClutterSimp; }
/*
Compute the Path Loss from point(cs_x, cs_y) to point(pt_x, pt_y).
*/
double ClutterPropModelClass::prop_power_loss(NetworkClass *np, SectorClass *sector, int dx, int dy, int /* useheight */, double angle_deg)
{
CellClass *cell = sector->parent_cell;
MapClutterClass* map_clutter = np->map_clutter;
/*
As for ald algorithm this vector save the distance of passing clutters,
and for new algorithm this vector save the divide value of cumulative sum distance of passing clutters
(D(i)/D(i-1), i is the passed clutter index, D is the cumulative sum distance of passed clutters).
*/
divDistStruct* divD_vector = (divDistStruct*) malloc ( num_clutter_type * sizeof ( divDistStruct ) );
int clutter_idx = 0;
int index = 0;
double prop_dB = 0.0;
// Values with unit system resolution.
int offset_rx = map_clutter->offset_x;
int offset_ry = map_clutter->offset_y;
int cs_rx = cell->posn_x;
int cs_ry = cell->posn_y;
int pt_rx = 1;
int pt_ry = 1;
int c_rdx = 1;
int c_rdy = 1;
// Values with unit m, i.e. true distance.
double offset_x = offset_rx * (np->resolution);
double offset_y = offset_ry * (np->resolution);
double cs_x = (double) cs_rx * np->resolution;
double cs_y = (double) cs_ry * np->resolution;
double dz = -sector->antenna_height;
double pt_x = np->resolution;
double pt_y = np->resolution;
double c_dx = np->resolution;
double c_dy = np->resolution;
double logh = 0.0;
double sq_dist = 0.0;
double antenna_height = -dz;
if ( fabs( angle_deg ) < DERROR ) {
c_rdx = dx;
c_rdy = dy;
c_dx = (double) dx * np->resolution;
c_dy = (double) dy * np->resolution;
} else {
c_rdx = (int)(dx*cos(angle_deg)-dy*sin(angle_deg));
c_rdy = (int)(dx*sin(angle_deg)+dy*cos(angle_deg));
c_dx = (double) ( dx*cos(angle_deg)-dy*sin(angle_deg) ) * np->resolution;
c_dy = (double) ( dx*sin(angle_deg)+dy*cos(angle_deg) ) * np->resolution;
}
sq_dist = (double) (c_dx*c_dx + c_dy*c_dy + dz*dz);
if ( sq_dist < DERROR ) sq_dist = 1.0;
antenna_height = -dz;
logh = log(antenna_height)/log(10.0);
pt_rx = cs_rx + c_rdx;
pt_ry = cs_ry + c_rdy;
pt_x = cs_x + c_dx;
pt_y = cs_y + c_dy;
for (clutter_idx=0; clutter_idx<num_clutter_type; clutter_idx++) {
divD_vector[clutter_idx].divD = 1.0;
divD_vector[clutter_idx].c_idx = 0;
}
int clutter_type = 0; //Keep the value of passed clutter type.
int pass_clt = 0; //Keep the number of Passed clutter type.
int pass_idx = 0; //Keep the passed clutter index.
double divDist = 1.0; //Keep the value of D(i)/D(i-1).
int n(0), si(0), sj(0), pi(0), pj(0), q(0);
int map_i = 0;
int map_j = 0;
int map_i_1 = 0;
int map_j_1 = 0;
double prev_dist = np->resolution;
double curr_dist = np->resolution;
double total_dist = np->resolution;
double dmin = np->resolution;
n = map_clutter->map_sim_res_ratio;
si = ((pt_x-cs_x>=0) ? 1 : -1);
sj = ((pt_y-cs_y>=0) ? 1 : -1);
pi = ((pt_x-cs_x>=0) ? 1 : 0);
pj = ((pt_y-cs_y>=0) ? 1 : 0);
total_dist = sqrt( (pt_x-cs_x)*(pt_x-cs_x) + (pt_y-cs_y)*(pt_y-cs_y) );
map_i = (cs_rx-offset_rx)/n;
map_j = (cs_ry-offset_ry)/n;
map_i_1 = DIV(pt_rx-offset_rx, n);
map_j_1 = DIV(pt_ry-offset_ry, n);
bool first_scan = true;
bool on_bdy = false;
while ( (map_i != map_i_1) || (map_j != map_j_1) ) {
clutter_type = map_clutter->get_clutter_type(map_i, map_j);
q = (n*((map_j+pj)*(pt_rx-cs_rx)-(map_i+pi)*(pt_ry-cs_ry)) + (pt_ry-offset_ry)*(cs_rx-offset_rx) - (pt_rx-offset_rx)*(cs_ry-offset_ry))*si*sj;
if ( (q > 0) || ( (q == 0) && (pi) ) ) {
curr_dist = total_dist*(n*(map_i+pi) - cs_x + offset_x)/(pt_x-cs_x);
map_i += si;
} else {
curr_dist = total_dist*(n*(map_j+pj) - cs_y + offset_y)/(pt_y-cs_y);
map_j += sj;
}
#if CLUTTER_DEBUG
printf("map_i = %d map_j = %d curr_dist = %15.8f prev_dist = %15.8f delta_dist = %15.8f clutter_type = %d (%s)\n",
map_i, map_j, curr_dist, prev_dist, curr_dist - prev_dist, clutter_type, map_clutter->description[clutter_type]);
#endif
//Fill Sum-Distance to the correct position of matrix mmx_a.
if ( first_scan && fabs (curr_dist) > DERROR ) {
first_scan = false;
prev_dist = dmin;
divDist = curr_dist/prev_dist;
divD_vector[pass_idx].divD = divDist;
divD_vector[pass_idx].c_idx = clutter_type;
} else if ( first_scan && fabs (curr_dist) < DERROR ) {
first_scan = false;
on_bdy = true;
} else {
if ( on_bdy ) prev_dist = dmin;
divDist = curr_dist/prev_dist;
divD_vector[pass_idx].divD = divDist;
divD_vector[pass_idx].c_idx = clutter_type;
on_bdy = false;
}
prev_dist = curr_dist;
pass_idx++;
}
curr_dist = total_dist;
clutter_type = map_clutter->get_clutter_type(map_i, map_j);
if ( first_scan && fabs (curr_dist) > DERROR ) {
prev_dist = dmin;
divDist = curr_dist/prev_dist;
} else if ( first_scan && fabs (curr_dist) < DERROR )
divDist = 1.0;
else divDist = curr_dist/prev_dist;
if ( first_scan && fabs (curr_dist) > DERROR ) {
prev_dist = dmin;
divDist = curr_dist/prev_dist;
divD_vector[pass_idx].divD = divDist;
divD_vector[pass_idx].c_idx = clutter_type;
} else if ( first_scan && fabs (curr_dist) < DERROR ) {
on_bdy = true;
divD_vector[pass_idx].divD = 1.0;
divD_vector[pass_idx].c_idx = clutter_type;
} else {
if ( on_bdy ) prev_dist = dmin;
divDist = curr_dist/prev_dist;
divD_vector[pass_idx].divD = divDist;
divD_vector[pass_idx].c_idx = clutter_type;
on_bdy = false;
}
//Pass_clt save the count of passed clutters;
pass_clt = pass_idx;
#if CLUTTER_DEBUG
printf("map_i = %d map_j = %d curr_dist = %15.8f prev_dist = %15.8f delta_dist = %15.8f clutter_type = %d (%s)\n",
map_i, map_j, curr_dist, prev_dist, curr_dist - prev_dist, clutter_type, map_clutter->description[clutter_type]);
#endif
if (useheight) {
prop_dB += mvec_x[index ++]*logh;
}
//prop_dB += mvec_x[index ++] * b;
prop_dB += b;
prop_dB += mvec_x[divD_vector[0].c_idx+useheight]*( log(divD_vector[0].divD)/log(10.0) + k );
for ( pass_idx=1; pass_idx<=pass_clt; pass_idx++) {
prop_dB += mvec_x[divD_vector[pass_idx].c_idx+useheight]*log(divD_vector[pass_idx].divD)/log(10.0);
}
double prop = exp(prop_dB*log(10.0)/10.0);
#if CLUTTER_DEBUG
std::cout << "Power loss dB = " << prop_dB << std::endl;
#endif
free ( divD_vector );
return(prop);
}
/******************************************************************************************/
/**** FUNCTION: ClutterPropModelClass::compute_error ****/
/******************************************************************************************/
double ClutterPropModelClass::compute_error(int num_road_test_pt, double **clutter_dis, double *power, int plot, char *flname)
{
int pt_idx = 0;
int clutter_idx = 0;
double diff = 0.0;
double error = 0.0;
FILE *fp = NULL;
if (plot) {
if ( !(fp = fopen(flname, "w")) ) {
fprintf(stderr, "\nERROR: Unable to write to file %s\n", flname);
exit(1);
}
}
for (pt_idx=0; pt_idx<num_road_test_pt; pt_idx++) {
diff = 0.0;