** This is part of the CTSim program
** Copyright (C) 1983-2000 Kevin Rosenberg
**
-** $Id: ir.h,v 1.3 2000/04/29 23:24:29 kevin Exp $
+** $Id: ir.h,v 1.4 2000/05/02 15:31:39 kevin Exp $
** $Log: ir.h,v $
+** Revision 1.4 2000/05/02 15:31:39 kevin
+** code cleaning
+**
** Revision 1.3 2000/04/29 23:24:29 kevin
** *** empty log message ***
**
double convolve(const double f1[], const double f2[], const double dx, const int n, const int np, const int func_type);
double convolve_both(const double f1[], const double f2[], const double dx, const int n, const int np);
/* ctsub.c */
-OBJECT *alloc_obj(int n);
void dminmax(const double array[], const int pts, double *xmin, double *xmax);
void rotate2d(double x[], double y[], int pts, double angle);
void xlat2d(double x[], double y[], int pts, double xoffset, double yoffset);
void scale2d(double x[], double y[], int pts, double xfact, double yfact);
int circle_pts(double theta);
/* filt.c */
-const char *interp_name_of(int interp_type);
-const char *filter_name_of(int filt_type);
-int interp_select(void);
-int filter_select(double *filt_param);
double d_filtfunc(int filt_type, double x, double bw, double param, int n);
double filter_freq(int filt_type, double u, double bw, double param);
double a_filtfunc(int filt_type, double x, double bw, double param);
const char *name_of_picture(const int picnum);
int opt_set_picture(const char *optarg, const char *program);
int opt_set_interpolation(const char *optarg, const char *program);
+const char *name_of_interpolation(int interp_type);
int opt_set_filter(const char *optarg, const char *program);
const char *name_of_filter(const int filter);
int opt_set_filter_domain(const char *optarg, const char *program);
void calc_arc(double x[], double y[], const int pts, const double xcent, const double ycent,
const double r, const double start, const double stop);
void calc_ellipse(double x[], double y[], const int pts, const double u, const double v);
+OBJECT *alloc_obj(void);
void prt_pic(PICTURE *pic);
void show_pic(const PICTURE *pic);
void draw_pic(const PICTURE *pic);
void scale_mtx2(GRFMTX_2D m, const double sx, const double sy);
void rot_mtx2(GRFMTX_2D m, const double theta);
void mult_mtx2(GRFMTX_2D m1, GRFMTX_2D m2, GRFMTX_2D result);
-void xform_mtx2(GRFMTX_2D m, double *x, double *y);
+void xform_mtx2(const GRFMTX_2D m, double *x, double *y);
#endif