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#include "purify/config.h"
#include "cmdl.h"
namespace purify {
std::string usage() {
return "Purify: A program that will reconstruct images from radio interferometers using PADMM. "
"\n\n"
"--help: Print this information. \n\n"
"--measurement_set: path of measurement set. (required) \n\n"
"--noise: path of measurement_set with Stokes V noise estimate. (Assumes Stokes V of "
"measurement set). \n\n"
"--name: path of file output. (required) \n\n"
"--niters: number of iterations. \n\n"
"--stokes: choice of stokes I, Q, U, or V (I is default). \n\n"
"--cellsize: the dimensions of a pixel in arcseconds. \n\n"
"--size: image size in pixels. \n\n"
"--width: image width in pixels. \n\n"
"--height: image height in pixels. \n\n"
"--beta: valued used to set the stepsize of PADMM\n\n"
"--noadapt: Choose not to update the stepsize. \n\n"
"--diagnostic: Save diagnostic information to log file.\n\n"
"--l2_bound: Factor to multiply the l2 bound by.\n\n"
"--relative_variation: The convergence criteria on relative variation (default is 1e-3).\n\n"
"--residual_convergence: Factor to multiply the l2 bound by for convergence. (default is 1)"
"--relative_gamma_adapt: Relative difference criteria for adapting the stepsize gamma (default 0.01).\n\n"
"--power_iterations: Maximum iterations for the power method.\n\n"
"--primary_beam: Choice of primary beam model. (none is the only option).\n\n"
"--fft_grid_correction: Choose calculate the gridding correction using an FFT rather than "
"analytic formula. \n\n"
"--kernel: Type of gridding kernel to use, kb, gauss, pswf, box. (kb is default) \n\n"
"--kernel_support: Support of kernel in grid cells. (4 is the default) \n\n"
"--logging_level: Determines the output logging level for sopt and purify. (\"debug\" is "
"the default) \n\n";
}
Params parse_cmdl(int argc, char **argv) {
Params params;
opterr = 0;
int c;
while(1) {
/* getopt_long stores the option index here. */
int option_index = 0;
c = getopt_long(argc, argv, "a:bc:defghijklmnopqrst", long_options, &option_index);
/* Detect the end of the options. */
if(c == -1)
break;
switch(c) {
case 0:
/* If this option set a flag, do nothing else now. */
if(long_options[option_index].flag != 0)
break;
printf("option %s", long_options[option_index].name);
if(optarg)
printf(" with arg %s", optarg);
printf("\n");
break;
case 'z':
std::cout << usage();
std::exit(0);
break;
case 'a':
params.visfile = optarg;
break;
case 'b':
params.noisefile = optarg;
break;
case 'c':
params.name = optarg;
break;
case 'd':
params.niters = std::stoi(optarg);
break;
case 'e':
params.name = params.stokes;
break;
case 'f':
params.width = std::stoi(optarg);
params.height = std::stoi(optarg);
break;
case 'g':
params.beta = std::stod(optarg);
break;
case 'h':
params.adapt_gamma = false;
break;
case 'i':
params.n_mu = std::stod(optarg);
break;
case 'j':
params.run_diagnostic = true;
break;
case 'k':
params.power_method_iterations = std::stoi(optarg);
if(params.power_method_iterations < 0)
params.power_method_iterations = 1;
break;
case 'l':
params.use_w_term = true;
break;
case 'm':
params.energy_fraction = std::stod(optarg);
if(params.energy_fraction <= 0 or params.energy_fraction > 1) {
std::printf("Wrong energy fraction! %f", params.energy_fraction);
params.energy_fraction = 1;
}
break;
case 'n':
params.primary_beam = optarg;
break;
case 'o':
params.fft_grid_correction = true;
break;
case 'p':
params.width = std::stoi(optarg);
break;
case 'q':
params.height = std::stoi(optarg);
break;
case 'r':
params.kernel = optarg;
break;
case 's':
params.J = std::stoi(optarg);
break;
case 't':
params.sopt_logging_level = optarg;
break;
case 'u':
params.cellsizex = std::stod(optarg);
params.cellsizey = std::stod(optarg);
break;
case 'v':
params.relative_variation = std::stod(optarg);
break;
case 'w':
params.residual_convergence = std::stod(optarg);
break;
case 'x':
params.relative_gamma_adapt = std::stod(optarg);
break;
case 'y':
params.adapt_iter = std::stod(optarg);
break;
case '1':
params.fftw_plan = optarg;
break;
case '?':
/* getopt_long already printed an error message. */
break;
default:
abort();
}
}
return params;
}
};
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