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excitation.c
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excitation.c
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/* NOTE: This program is free software; you can redistribute it
* and/or modify it under the terms of the GNU General Public
* License as published by the Free Software Foundation; either
* version 3, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* Bugs can be reported to Yu Zhang <zhang235@mcmaster.ca>.
*
* File Name : excitation.c
* Last Modified : Fri 09 Nov 2012 04:20:04 PM EST
*/
#include "tools.h"
#include "h5io.h"
#include "excitation.h"
int x, y, z;
int **source_points;
int *source_polarizations;
double **source_signals;
int **hard_points;
int *hard_polarizations;
double **hard_signals;
int total_input_ports;
int total_hards;
int total_point_sources;
InputPort input_ports[100];
int starting_index;
int setup_input_ports(char* file_name)
{
int port_index;
char attr_name[45];
int status;
int point_index;
status = h5_get_attr(file_name, "excitations", "number_of_ports", &total_input_ports);
inspect(status, "fail to get h5 attributes");
if (total_input_ports == 0) return 1;
status = h5_get_attr(file_name, "settings", "starting_index", &starting_index);
inspect(status, "fail to get h5 attributes");
for (port_index = 1; port_index <= total_input_ports; port_index++)
{
sprintf(attr_name, "port_%02d_number_of_points", port_index);
status = h5_get_attr(file_name, "excitations", attr_name, &(input_ports[port_index].total_points));
inspect(status, "fail to get h5 attributes");
sprintf(attr_name, "port_%02d_polarization", port_index);
status = h5_get_attr(file_name, "excitations", attr_name, &(input_ports[port_index].polarization));
inspect(status, "fail to get h5 attributes");
inspect(mode == 0 || input_ports[port_index].polarization == mode, "polarization does not match with current simulation mode");
sprintf(attr_name, "/excitations/port_%02d_points", port_index);
input_ports[port_index].source_points = (int **)h5_load2(file_name, attr_name, input_ports[port_index].total_points, 3);
inspect(input_ports[port_index].source_points, "fail to load hdf5 dataset");
for (point_index = 0; point_index < input_ports[port_index].total_points; point_index ++)
{
input_ports[port_index].source_points[point_index][0] = input_ports[port_index].source_points[point_index][0] - starting_index;
input_ports[port_index].source_points[point_index][1] = input_ports[port_index].source_points[point_index][1] - starting_index;
input_ports[port_index].source_points[point_index][2] = input_ports[port_index].source_points[point_index][2] - starting_index;
}
sprintf(attr_name, "/excitations/port_%02d_signal", port_index);
input_ports[port_index].source_signal = (double *)h5_load1(file_name, attr_name, total_timesteps);
inspect(input_ports[port_index].source_signal, "fail to load hdf5 dataset");
sprintf(attr_name, "/excitations/port_%02d_distribution", port_index);
input_ports[port_index].source_distribution = (double *)h5_load1(file_name, attr_name, input_ports[port_index].total_points);
inspect(input_ports[port_index].source_distribution, "fail to load hdf5 dataset");
}
return 1;
}
int setup_point_sources(char* file_name)
{
int status;
int point_index;
status = h5_get_attr(file_name, "excitations", "number_of_point_sources", &total_point_sources);
inspect(status, "fail to load hdf5 dataset");
if (total_point_sources == 0) return 1;
status = h5_get_attr(file_name, "settings", "starting_index", &starting_index);
inspect(status, "fail to get h5 attributes");
source_points = (int **)h5_load2(file_name, "/excitations/source_points", total_point_sources, 3);
inspect(source_points, "fail to load hdf5 dataset");
for (point_index = 0; point_index < total_point_sources; point_index ++)
{
source_points[point_index][0] = source_points[point_index][0] - starting_index;
source_points[point_index][1] = source_points[point_index][1] - starting_index;
source_points[point_index][2] = source_points[point_index][2] - starting_index;
}
source_polarizations = (int *)h5_load1(file_name, "/excitations/source_polarizations", total_point_sources);
inspect(source_polarizations, "fail to load hdf5 dataset");
source_signals = (double **)h5_load2(file_name, "/excitations/source_signals", total_timesteps, total_point_sources);
inspect(source_signals, "fail to load hdf5 dataset");
return 1;
}
int setup_hards(char* file_name)
{
int status;
int point_index;
status = h5_get_attr(file_name, "excitations", "number_of_hards", &total_hards);
inspect(status, "fail to load hdf5 dataset");
if (total_hards == 0) return 1;
status = h5_get_attr(file_name, "settings", "starting_index", &starting_index);
inspect(status, "fail to get h5 attributes");
hard_points = (int **)h5_load2(file_name, "/excitations/hard_points", total_hards, 3);
inspect(hard_points, "fail to load hdf5 dataset");
for (point_index = 0; point_index < total_hards; point_index ++)
{
hard_points[point_index][0] = hard_points[point_index][0] - starting_index;
hard_points[point_index][1] = hard_points[point_index][1] - starting_index;
hard_points[point_index][2] = hard_points[point_index][2] - starting_index;
}
hard_polarizations = (int *)h5_load1(file_name, "/excitations/hard_polarizations", total_hards);
inspect(hard_polarizations, "fail to load hdf5 dataset");
hard_signals = (double **)h5_load2(file_name, "/excitations/hard_signals", total_timesteps, total_hards);
inspect(hard_signals, "fail to load hdf5 dataset");
return 1;
}
int excite(int time_index)
{
int source_index;
int port_index;
for (port_index = 1; port_index <= total_input_ports; port_index++)
{
for (source_index = 0; source_index < input_ports[port_index].total_points; source_index++)
{
x = input_ports[port_index].source_points[source_index][0];
y = input_ports[port_index].source_points[source_index][1];
z = input_ports[port_index].source_points[source_index][2];
if (input_ports[port_index].polarization == p_ex)
dipole_ex[x][y][z] = input_ports[port_index].source_signal[time_index]
* input_ports[port_index].source_distribution[source_index];
else if (input_ports[port_index].polarization == p_ey)
dipole_ey[x][y][z] = input_ports[port_index].source_signal[time_index]
* input_ports[port_index].source_distribution[source_index];
else if (input_ports[port_index].polarization == p_ez)
dipole_ez[x][y][z] = input_ports[port_index].source_signal[time_index]
* input_ports[port_index].source_distribution[source_index];
else if (input_ports[port_index].polarization == p_hx)
dipole_hx[x][y][z] = input_ports[port_index].source_signal[time_index]
* input_ports[port_index].source_distribution[source_index];
else if (input_ports[port_index].polarization == p_hy)
dipole_hy[x][y][z] = input_ports[port_index].source_signal[time_index]
* input_ports[port_index].source_distribution[source_index];
else if (input_ports[port_index].polarization == p_hz)
dipole_hz[x][y][z] = input_ports[port_index].source_signal[time_index]
* input_ports[port_index].source_distribution[source_index];
}
}
for (source_index = 0; source_index < total_point_sources; source_index++)
{
x = source_points[source_index][0];
y = source_points[source_index][1];
z = source_points[source_index][2];
switch (source_polarizations[source_index])
{
case (p_ex):
dipole_ex[x][y][z] = source_signals[time_index][source_index];
break;
case (p_ey):
dipole_ey[x][y][z] = source_signals[time_index][source_index];
break;
case (p_ez):
dipole_ez[x][y][z] = source_signals[time_index][source_index];
break;
case (p_hx):
dipole_hx[x][y][z] = source_signals[time_index][source_index];
break;
case (p_hy):
dipole_hy[x][y][z] = source_signals[time_index][source_index];
break;
case (p_hz):
dipole_hz[x][y][z] = source_signals[time_index][source_index];
break;
}
}
return 1;
}
int apply_ehards(int time_index)
{
int hard_index;
for (hard_index = 0; hard_index < total_hards; hard_index++)
{
x = hard_points[hard_index][0];
y = hard_points[hard_index][1];
z = hard_points[hard_index][2];
if (hard_polarizations[hard_index] == p_ex)
ex[x][y][z] = hard_signals[time_index][hard_index];
else if (hard_polarizations[hard_index] == p_ey)
ey[x][y][z] = hard_signals[time_index][hard_index];
else if (hard_polarizations[hard_index] == p_ez)
ez[x][y][z] = hard_signals[time_index][hard_index];
}
//for (hard_index = 0; hard_index < abc_size; hard_index++)
//{
// ey[100][hard_index][0] = 0;
//}
return 1;
}
int apply_hhards(int time_index)
{
int hard_index;
for (hard_index = 0; hard_index < total_hards; hard_index++)
{
x = hard_points[hard_index][0];
y = hard_points[hard_index][1];
z = hard_points[hard_index][2];
if (hard_polarizations[hard_index] == p_hx)
hx[x][y][z] = hard_signals[time_index][hard_index];
else if (hard_polarizations[hard_index] == p_hy)
hy[x][y][z] = hard_signals[time_index][hard_index];
else if (hard_polarizations[hard_index] == p_hz)
hz[x][y][z] = hard_signals[time_index][hard_index];
}
//for (hard_index = 0; hard_index < abc_size; hard_index++)
//{
// ey[100][hard_index][0] = 0;
//}
return 1;
}