** This is part of the CTSim program
** Copyright (C) 1983-2000 Kevin Rosenberg
**
-** $Id: ct.h,v 1.18 2000/06/19 17:58:20 kevin Exp $
+** $Id: ct.h,v 1.27 2000/07/09 08:16:17 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
#ifdef HAVE_STDINT_H
#include <stdint.h> /* Standard ints on Linux */
#endif
-
-#ifdef HAVE_MPI
-#include "mpi++.h"
-#include "mpiworld.h"
+#ifdef HAVE_ASSERT_H
+#include <assert.h>
#endif
-#include "kstddef.h"
-#include "kmath.h"
-#include "keyboard.h"
-#include "cio.h"
-#include "byteorder.h"
-
-#ifdef HAVE_SGP
- #include "ezplot.h"
- #include "sgp.h"
+#ifdef HAVE_FFTW
+#include <rfftw.h>
+#include <fftw.h>
#endif
#include <fstream>
#include <algorithm>
#include <exception>
#include <stdexcept>
+#include <memory>
+#include <complex>
using namespace std;
-#include "array2d.h"
-#include "imagefile.h"
-#include "phantom.h"
-#include "projections.h"
-#include "scanner.h"
-
-//----------------------------------------------------------------------//
-// USER SYMBOLS //
-//----------------------------------------------------------------------//
-
-// Filter types
-static const char O_FILTER_ABS_BANDLIMIT_STR[]= "abs_bandlimit";
-static const char O_FILTER_ABS_SINC_STR[]= "abs_sinc";
-static const char O_FILTER_ABS_COS_STR[]= "abs_cos";
-static const char O_FILTER_ABS_HAMMING_STR[]= "abs_hamming";
-static const char O_FILTER_SHEPP_STR[]= "shepp";
-static const char O_FILTER_BANDLIMIT_STR[]= "bandlimit";
-static const char O_FILTER_SINC_STR[]= "sinc";
-static const char O_FILTER_COS_STR[]= "cos";
-static const char O_FILTER_HAMMING_STR[]= "hamming";
-static const char O_FILTER_TRIANGLE_STR[]= "triangle";
-
-typedef enum {
- FILTER_BANDLIMIT,
- FILTER_SINC,
- FILTER_G_HAMMING,
- FILTER_COSINE,
- FILTER_TRIANGLE,
- FILTER_ABS_BANDLIMIT, // filter times |x|
- FILTER_ABS_SINC,
- FILTER_ABS_G_HAMMING,
- FILTER_ABS_COSINE,
- FILTER_SHEPP
-} FilterType;
-
-
-// Function domains
-static const char D_FREQ_STR[]= "freq";
-static const char D_SPATIAL_STR[]= "spatial";
-
-typedef enum {
- D_FREQ = 1,
- D_SPATIAL
-} DomainType;
-
-
-/* interpolation methods */
-static const char O_INTERP_NEAREST_STR[]= "nearest";
-static const char O_INTERP_LINEAR_STR[]= "linear";
-static const char O_INTERP_BSPLINE_STR[]= "bspline";
-
-#undef HAVE_BSPLINE_INTERP
-typedef enum { // Interpolation methods
- I_NEAREST = 1, // Nearest neighbor
-#if HAVE_BSPLINE_INTERP
- I_BSPLINE,
- I_1BSPLINE, // 1st order B-Spline
- I_2BSPLINE,
- I_3BSPLINE,
+#ifdef HAVE_MPI
+#include "mpi++.h"
+#include "mpiworld.h"
#endif
- I_LINEAR // Linear interpolation
-} InterpolationType;
-
-
-// Trace levels
-static const char O_TRACE_NONE_STR[]= "none";
-static const char O_TRACE_TEXT_STR[]= "text";
-static const char O_TRACE_PHM_STR[]= "phm";
-static const char O_TRACE_RAYS_STR[]= "rays";
-static const char O_TRACE_PLOT_STR[]= "plot";
-static const char O_TRACE_CLIPPING_STR[]= "clipping";
-
-enum {
- TRACE_NONE, /* No tracing */
- TRACE_TEXT, /* Minimal status */
- TRACE_PHM, /* Show phantom */
- TRACE_RAYS, /* Show all rays */
- TRACE_PLOT, /* Plot raysums */
- TRACE_CLIPPING /* Plot clipping */
-};
-
-// Standard phantomsa
-static const char O_PHM_HERMAN_STR[]= "herman";
-static const char O_PHM_ROWLAND_STR[]= "rowland";
-static const char O_PHM_BROWLAND_STR[]= "browland";
-static const char O_PHM_UNITPULSE_STR[]= "unitpulse";
-typedef enum {
- O_PHM_HERMAN, /* Herman head phantom */
- O_PHM_ROWLAND, /* Rowland head phantom */
- O_PHM_BROWLAND, /* Bordered Rowland head phantom */
- O_PHM_UNITPULSE /* Unit pulse phantom */
-} PhantomType;
-
-// Backproject types
-static const char O_BPROJ_TRIG_STR[]= "trig";
-static const char O_BPROJ_TABLE_STR[]= "table";
-static const char O_BPROJ_DIFF_STR[]= "diff";
-static const char O_BPROJ_DIFF2_STR[]= "diff2";
-static const char O_BPROJ_IDIFF2_STR[]= "idiff2";
-
-typedef enum {
- O_BPROJ_TRIG,
- O_BPROJ_TABLE,
- O_BPROJ_DIFF,
- O_BPROJ_DIFF2,
- O_BPROJ_IDIFF2
-} BackprojType;
-
-// Convolution symmetries
-typedef enum {
- FUNC_EVEN = 1, // function types, f[-n] = f[n]
- FUNC_ODD, // f[-n] = -f[n]
- FUNC_BOTH // function has both odd & even components
-} FunctionSymmetry;
+#include "ctsupport.h"
+#include "fnetorderstream.h"
+#ifdef HAVE_SGP
+ #include "ezplot.h"
+ #include "sgp.h"
+#endif
+#include "array2d.h"
+#include "array2dfile.h"
+#include "fnetorderstream.h"
+#include "imagefile.h"
+#include "phantom.h"
+#include "scanner.h"
#include "backprojectors.h"
+#include "filter.h"
+#include "projections.h"
+#include "trace.h"
-/*************************************************************************
- * FUNCTION DECLARATIONS
- ************************************************************************/
-
-// convolve.cpp
-double convolve (const double f1[], const double f2[], const double dx, const int n, const int np, const FunctionSymmetry func_type);
-
-// dialogs.cpp
-bool phm_add_pelem_kb (Phantom& phm);
-const Phantom& phm_select (Phantom& phm);
-int interpolation_select (void);
-int filter_select (double *filter_param);
-
-// filter.cpp
-double *filter_generate (const FilterType filt_type, double bw, double xmin, double xmax, int n, double param, const DomainType domain, int numint);
-double filter_spatial_response_calc (int filt_type, double x, double bw, double param, int n);
-double filter_spatial_response_analytic (int filt_type, double x, double bw, double param);
-double filter_frequency_response (int filt_type, double u, double bw, double param);
-double sinc (double x, double mult);
-double integral_abscos(double u, double w);
-
-// options.cpp
-int opt_set_trace(const char *optarg);
-const char *name_of_phantom(const int phmid);
-int opt_set_phantom(const char *optarg);
-InterpolationType opt_set_interpolation(const char *optarg);
-const char *name_of_interpolation(int interp_type);
-FilterType opt_set_filter(const char *optarg);
-const char *name_of_filter(const int filter);
-DomainType opt_set_filter_domain(const char *optarg);
-const char *name_of_filter_domain(const DomainType domain);
-BackprojType opt_set_backproj(const char *optarg);
-const char *name_of_backproj(const BackprojType backproj);
-
-// From phm2image.cpp
-void phm_to_imagefile (const Phantom& phm, ImageFile& im, const int col_start, const int col_count, const int nsample, const int trace);
-
-// image.cpp
-void image_filter_response(ImageFile& im, const DomainType domain, double bw, const FilterType filt_type, double filt_param, const int opt_trace);
-int image_display (const ImageFile& im);
-int image_display_scale (const ImageFile& im, const int scale, const double pmin, const double pmax);
-
-// From reconstr.cpp
-ImageFile& proj_reconst (ImageFile& im, Projections& rs, const FilterType filt_type, double filt_param, InterpolationType interp_type, int interp_param, const BackprojType backproj_type, int const ir_trace);
-
#endif