+++ /dev/null
-/*****************************************************************************
-** This is part of the CTSim program
-** Copyright (C) 1983-2000 Kevin Rosenberg
-**
-** $Id: options.cpp,v 1.1 2000/06/19 02:59:34 kevin Exp $
-**
-** This program is free software; you can redistribute it and/or modify
-** it under the terms of the GNU General Public License (version 2) as
-** published by the Free Software Foundation.
-**
-** 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.
-**
-** You should have received a copy of the GNU General Public License
-** along with this program; if not, write to the Free Software
-** Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
-******************************************************************************/
-#include "ct.h"
-
-int
-opt_set_trace (const char *optarg)
-{
- int opt;
-
- if (strcmp(optarg, O_TRACE_NONE_STR) == 0)
- opt = TRACE_NONE;
- else if (strcmp(optarg, O_TRACE_TEXT_STR) == 0)
- opt = TRACE_TEXT;
- else if (strcmp(optarg, O_TRACE_PHM_STR) == 0)
- opt = TRACE_PHM;
- else if (strcmp(optarg, O_TRACE_PLOT_STR) == 0)
- opt = TRACE_PLOT;
- else if (strcmp(optarg, O_TRACE_CLIPPING_STR) == 0)
- opt = TRACE_CLIPPING;
- else if (strcmp(optarg, O_TRACE_RAYS_STR) == 0)
- opt = TRACE_RAYS;
- else {
- sys_error(ERR_WARNING,"Invalid trace option %s\n", optarg);
- opt = -1;
- }
-
- return (opt);
-}
-
-const char *
-name_of_phantom (const int phmnum)
-{
- const char *name = "Unknown phantom";
-
- if (phmnum == O_PHM_HERMAN)
- name = O_PHM_HERMAN_STR;
- else if (phmnum == O_PHM_ROWLAND)
- name = O_PHM_ROWLAND_STR;
- else if (phmnum == O_PHM_BROWLAND)
- name = O_PHM_BROWLAND_STR;
- else if (phmnum == O_PHM_UNITPULSE)
- name = O_PHM_UNITPULSE_STR;
-
- return (name);
-}
-
-int
-opt_set_phantom (const char *optarg)
-{
- int opt;
-
- if (strcmp(optarg, O_PHM_HERMAN_STR) == 0)
- opt = O_PHM_HERMAN;
- else if (strcmp(optarg, O_PHM_ROWLAND_STR) == 0)
- opt = O_PHM_ROWLAND;
- else if (strcmp(optarg, O_PHM_BROWLAND_STR) == 0)
- opt = O_PHM_BROWLAND;
- else if (strcmp(optarg, O_PHM_UNITPULSE_STR) == 0)
- opt = O_PHM_UNITPULSE;
- else {
- sys_error(ERR_WARNING,"Invalid phantom option %s\n", optarg);
- opt = -1;
- }
-
- return (opt);
-
-}
-
-InterpolationType
-opt_set_interpolation (const char *optarg)
-{
- InterpolationType opt;
-
- if (strcmp(optarg, O_INTERP_NEAREST_STR) == 0)
- opt = I_NEAREST;
- else if (strcmp(optarg, O_INTERP_LINEAR_STR) == 0)
- opt = I_LINEAR;
-#if HAVE_BSPLINE_INTERP
- else if (strcmp(optarg, O_INTERP_BSPLINE_STR) == 0)
- opt = I_BSPLINE;
-#endif
- else {
- sys_error(ERR_WARNING, "Invalid interpolation type %s\n", optarg);
- opt = static_cast<InterpolationType>(-1);
- }
-
- return (opt);
-}
-
-FilterType
-opt_set_filter (const char *optarg)
-{
- FilterType opt;
-
- if (strcmp(optarg, O_FILTER_BANDLIMIT_STR) == 0)
- opt = FILTER_BANDLIMIT;
- else if (strcmp(optarg, O_FILTER_HAMMING_STR) == 0)
- opt = FILTER_G_HAMMING;
- else if (strcmp(optarg, O_FILTER_SINC_STR) == 0)
- opt = FILTER_SINC;
- else if (strcmp(optarg, O_FILTER_COS_STR) == 0)
- opt = FILTER_COSINE;
- else if (strcmp(optarg, O_FILTER_TRIANGLE_STR) == 0)
- opt = FILTER_TRIANGLE;
- else if (strcmp(optarg, O_FILTER_ABS_BANDLIMIT_STR) == 0)
- opt = FILTER_ABS_BANDLIMIT;
- else if (strcmp(optarg, O_FILTER_ABS_HAMMING_STR) == 0)
- opt = FILTER_ABS_G_HAMMING;
- else if (strcmp(optarg, O_FILTER_ABS_SINC_STR) == 0)
- opt = FILTER_ABS_SINC;
- else if (strcmp(optarg, O_FILTER_ABS_COS_STR) == 0)
- opt = FILTER_ABS_COSINE;
- else if (strcmp(optarg, O_FILTER_SHEPP_STR) == 0)
- opt = FILTER_SHEPP;
- else {
- sys_error(ERR_WARNING, "Invalid filter type %s\n", optarg);
- opt = static_cast<FilterType>(-1);
- }
-
- return (opt);
-}
-
-const char *
-name_of_filter (const int filter)
-{
- const char *name = "Unknown filter";
-
- if (filter == FILTER_SHEPP)
- name = O_FILTER_SHEPP_STR;
- else if (filter == FILTER_ABS_COSINE)
- name = O_FILTER_ABS_COS_STR;
- else if (filter == FILTER_ABS_SINC)
- name = O_FILTER_ABS_SINC_STR;
- else if (filter == FILTER_ABS_G_HAMMING)
- name = O_FILTER_ABS_HAMMING_STR;
- else if (filter == FILTER_ABS_BANDLIMIT)
- name = O_FILTER_ABS_BANDLIMIT_STR;
- else if (filter == FILTER_COSINE)
- name = O_FILTER_COS_STR;
- else if (filter == FILTER_SINC)
- name = O_FILTER_SINC_STR;
- else if (filter == FILTER_G_HAMMING)
- name = O_FILTER_HAMMING_STR;
- else if (filter == FILTER_BANDLIMIT)
- name = O_FILTER_BANDLIMIT_STR;
- else if (filter == FILTER_TRIANGLE)
- name = O_FILTER_TRIANGLE_STR;
-
- return (name);
-}
-
-DomainType
-opt_set_filter_domain (const char *optarg)
-{
- DomainType opt;
-
- if (strcmp(optarg, D_SPATIAL_STR) == 0)
- opt = D_SPATIAL;
- else if (strcmp(optarg, D_FREQ_STR) == 0)
- opt = D_FREQ;
- else {
- sys_error(ERR_WARNING, "Invalid filter domain %s\n", optarg);
- opt = static_cast<DomainType>(-1);
- }
-
- return (opt);
-}
-
-const char *
-name_of_filter_domain (const DomainType domain)
-{
- const char *name = "Unknown domain";
-
- if (domain == D_SPATIAL)
- return(D_SPATIAL_STR);
- else if (domain == D_FREQ)
- return(D_FREQ_STR);
-
- return (name);
-}
-
-
-BackprojType
-opt_set_backproj (const char *optarg)
-{
- BackprojType opt;
-
- if (strcmp(optarg, O_BPROJ_TRIG_STR) == 0)
- opt = O_BPROJ_TRIG;
- else if (strcmp(optarg, O_BPROJ_TABLE_STR) == 0)
- opt = O_BPROJ_TABLE;
- else if (strcmp(optarg, O_BPROJ_DIFF_STR) == 0)
- opt = O_BPROJ_DIFF;
- else if (strcmp(optarg, O_BPROJ_DIFF2_STR) == 0)
- opt = O_BPROJ_DIFF2;
- else if (strcmp(optarg, O_BPROJ_IDIFF2_STR) == 0)
- opt = O_BPROJ_IDIFF2;
- else {
- sys_error(ERR_WARNING, "Invalid backprojection method %s\n", optarg);
- opt = static_cast<BackprojType>(-1);
- }
-
- return (opt);
-}
-
-const char *
-name_of_backproj(const BackprojType bproj)
-{
- const char *name = "Unknown backprojection method";
-
- if (bproj == O_BPROJ_TRIG)
- name = O_BPROJ_TRIG_STR;
- else if (bproj == O_BPROJ_TABLE)
- name = O_BPROJ_TABLE_STR;
- else if (bproj == O_BPROJ_DIFF)
- name = O_BPROJ_DIFF_STR;
- else if (bproj == O_BPROJ_DIFF2)
- name = O_BPROJ_DIFF2_STR;
- else if (bproj == O_BPROJ_IDIFF2)
- name = O_BPROJ_IDIFF2_STR;
-
- return (name);
-}
-
-
-
-/* NAME
- * name_of_interp Return name of interpolation method
- *
- * SYNOPSIS
- * name = name_of_interp (interp_type)
- * char *name Name of interpolation method
- * int interp_type Method of interpolation
- *
- * NOTES
- * Returns NULL if interp_type is invalid
- */
-
-const char *
-name_of_interpolation (int interp_type)
-{
- if (interp_type == I_NEAREST)
- return (O_INTERP_NEAREST_STR);
- else if (interp_type == I_LINEAR)
- return (O_INTERP_LINEAR_STR);
-#if HAVE_BSPLINE_INTERP
- else if (interp_type == I_BSPLINE)
- return (O_INTERP_BSPLINE_STR);
-#endif
- else
- return ("Unknown interpolation method");
-}
-
-
projects / ctsim.git / blobdiff