gnuplot-old/src/show.c at axis_branch_base · gnuplot/gnuplot-old · GitHub

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#ifndef lint

static char *RCSid() { return RCSid("$Id: show.c,v 1.39.2.5 2000/10/18 16:30:01 broeker Exp $"); }

#endif

/* GNUPLOT - show.c */

/*[

* Permission to use, copy, and distribute this software and its

* documentation for any purpose with or without fee is hereby granted,

* provided that the above copyright notice appear in all copies and

* that both that copyright notice and this permission notice appear

* in supporting documentation.

* Permission to modify the software is granted, but not the right to

* distribute the complete modified source code. Modifications are to

* be distributed as patches to the released version. Permission to

* distribute binaries produced by compiling modified sources is granted,

* provided you

* 1. distribute the corresponding source modifications from the

* released version in the form of a patch file along with the binaries,

* 2. add special version identification to distinguish your version

* in addition to the base release version number,

* 3. provide your name and address as the primary contact for the

* support of your modified version, and

* 4. retain our contact information in regard to use of the base

* software.

* Permission to distribute the released version of the source code along

* with corresponding source modifications in the form of a patch file is

* granted with same provisions 2 through 4 for binary distributions.

* This software is provided "as is" without express or implied warranty

* to the extent permitted by applicable law.

]*/

* 19 September 1992 Lawrence Crowl (crowl@cs.orst.edu)

* Added user-specified bases for log scaling.

#include "setshow.h"

#include "alloc.h"

#include "axis.h"

#include "command.h"

#include "contour.h"

#include "datafile.h"

#include "eval.h"

#include "gp_time.h"

#include "graphics.h"

#include "hidden3d.h"

#include "parse.h"

#include "plot2d.h"

#include "plot3d.h"

#include "tables.h"

#include "util.h"

#include "term_api.h"

#include "variable.h"

#include "version.h"

#ifdef USE_MOUSE

# include "mouse.h"

#endif

#include <ctype.h>

/******** Local functions ********/

static void show_at __PROTO((void));

static void disp_at __PROTO((struct at_type *, int));

static void show_all __PROTO((void));

static void show_autoscale __PROTO((void));

static void show_bars __PROTO((void));

static void show_border __PROTO((void));

static void show_boxwidth __PROTO((void));

static void show_clip __PROTO((void));

static void show_contour __PROTO((void));

static void show_dgrid3d __PROTO((void));

static void show_label_contours __PROTO((void));

static void show_mapping __PROTO((void));

static void show_dummy __PROTO((void));

static void show_format __PROTO((void));

static void show_styles __PROTO((const char *name, enum PLOT_STYLE style));

static void show_style __PROTO((void));

static void show_grid __PROTO((void));

static void show_zeroaxis __PROTO((AXIS_INDEX));

static void show_label __PROTO((int tag));

static void show_keytitle __PROTO((void));

static void show_key __PROTO((void));

static void show_logscale __PROTO((void));

static void show_offsets __PROTO((void));

static void show_margin __PROTO((void));

static void show_output __PROTO((void));

static void show_parametric __PROTO((void));

static void show_pointsize __PROTO((void));

static void show_encoding __PROTO((void));

static void show_polar __PROTO((void));

static void show_angles __PROTO((void));

static void show_samples __PROTO((void));

static void show_isosamples __PROTO((void));

static void show_view __PROTO((void));

static void show_surface __PROTO((void));

static void show_hidden3d __PROTO((void));

#if defined(HAVE_LIBREADLINE) && defined(GNUPLOT_HISTORY)

static void show_historysize __PROTO((void));

#endif

static void show_size __PROTO((void));

static void show_origin __PROTO((void));

static void show_term __PROTO((void));

static void show_tics __PROTO((TBOOLEAN showx, TBOOLEAN showy, TBOOLEAN showz, TBOOLEAN showx2, TBOOLEAN showy2));

static void show_mtics __PROTO((AXIS_INDEX));

static void show_timestamp __PROTO((void));

static void show_range __PROTO((AXIS_INDEX axis));

static void show_xyzlabel __PROTO((const char *name, const char *suffix, label_struct * label));

static void show_title __PROTO((void));

static void show_axislabel __PROTO((AXIS_INDEX));

static void show_data_is_timedate __PROTO((AXIS_INDEX));

static void show_timefmt __PROTO((void));

static void show_locale __PROTO((void));

static void show_loadpath __PROTO((void));

static void show_zero __PROTO((void));

static void show_missing __PROTO((void));

#ifdef USE_MOUSE

static void show_mouse __PROTO((void));

#endif

static void show_plot __PROTO((void));

static void show_variables __PROTO((void));

static void show_linestyle __PROTO((int tag));

static void show_arrow __PROTO((int tag));

static void show_ticdef __PROTO((AXIS_INDEX));

static void show_position __PROTO((struct position * pos));

static void show_functions __PROTO((void));

static int var_show_all = 0;

/* following code segment appears over and over again */

#define SHOW_NUM_OR_TIME(x, axis) SAVE_NUM_OR_TIME(stderr, x, axis)

#define SHOW_ALL_NL { if (!var_show_all) (void) putc('\n',stderr); }

/******* The 'show' command *******/

void

show_command()

{

/* show at is undocumented/hidden... */

static char GPFAR showmess[] =

"valid set options: [] = choose one, {} means optional\n\n\

\t'all', 'angles', 'arrow', 'autoscale', 'bars', 'border',\n\

\t'boxwidth', 'clip', 'cntrparam', 'contour', 'dgrid3d', 'dummy',\n\

\t'encoding', 'format', 'functions', 'grid', 'hidden', 'isosamples',\n\

\t'key', 'label', 'loadpath', 'locale', 'logscale', 'mapping',\n\

\t'margin', 'missing', 'offsets', 'origin', 'output', 'plot',\n\

\t'parametric', 'pointsize', 'polar', '[rtuv]range', 'samples',\n\

\t'size', 'style', 'terminal', 'tics', 'timestamp', 'timefmt', 'title',\n\

\t'variables', 'version', 'view', '[xyz]{2}label', '[xyz]{2}range',\n\

\t'{m}[xyz]{2}tics', '[xyz]{2}[md]tics', '[xyz]{2}zeroaxis', '[xyz]data',\n\

\t'zero', 'zeroaxis'";

int token_found;

struct value a;

int tag =0;

c_token++;

token_found = lookup_table(&set_tbl[0],c_token);

/* rationalize c_token advancement stuff a bit: */

if (token_found != S_INVALID)

c_token++;

switch(token_found) {

case S_ACTIONTABLE:

show_at();

break;

case S_ALL:

show_all();

break;

case S_VERSION:

show_version(stderr);

break;

case S_AUTOSCALE:

show_autoscale();

break;

case S_BARS:

show_bars();

break;

case S_BORDER:

show_border();

break;

case S_BOXWIDTH:

show_boxwidth();

break;

case S_CLIP:

show_clip();

break;

case S_CLABEL:

/* contour labels are shown with 'show contour' */

case S_CONTOUR:

case S_CNTRPARAM:

show_contour();

break;

case S_DGRID3D:

show_dgrid3d();

break;

case S_MAPPING:

show_mapping();

break;

case S_DUMMY:

show_dummy();

break;

case S_FORMAT:

show_format();

break;

case S_FUNCTIONS:

show_functions();

break;

case S_GRID:

show_grid();

break;

case S_XZEROAXIS:

show_zeroaxis(FIRST_X_AXIS);

break;

case S_ZEROAXIS:

show_zeroaxis(FIRST_X_AXIS);

/* FALLTHROUGH */

case S_YZEROAXIS:

show_zeroaxis(FIRST_Y_AXIS);

break;

#define CHECK_TAG_GT_ZERO \

if (!END_OF_COMMAND) { \

tag = real(const_express(&a)); \

if (tag <= 0) \

int_error(c_token, "tag must be > zero"); \

} \

(void) putc('\n',stderr);

case S_LABEL:

CHECK_TAG_GT_ZERO;

show_label(tag);

break;

case S_ARROW:

CHECK_TAG_GT_ZERO;

show_arrow(tag);

break;

#ifdef BACKWARDS_COMPATIBLE

case S_LINESTYLE:

CHECK_TAG_GT_ZERO;

show_linestyle(tag);

break;

#endif

case S_KEYTITLE:

show_keytitle();

break;

case S_KEY:

show_key();

break;

case S_LOGSCALE:

show_logscale();

break;

case S_OFFSETS:

show_offsets();

break;

case S_MARGIN:

show_margin();

break;

case S_OUTPUT:

show_output();

break;

case S_PARAMETRIC:

show_parametric();

break;

case S_POINTSIZE:

show_pointsize();

break;

case S_ENCODING:

show_encoding();

break;

case S_POLAR:

show_polar();

break;

case S_ANGLES:

show_angles();

break;

case S_SAMPLES:

show_samples();

break;

case S_ISOSAMPLES:

show_isosamples();

break;

case S_VIEW:

show_view();

break;

case S_STYLE:

show_style();

break;

case S_SURFACE:

show_surface();

break;

case S_HIDDEN3D:

show_hidden3d();

break;

#if defined(HAVE_LIBREADLINE) && defined(GNUPLOT_HISTORY)

case S_HISTORYSIZE:

show_historysize();

break;

#endif

case S_SIZE:

show_size();

break;

case S_ORIGIN:

show_origin();

break;

case S_TERMINAL:

show_term();

break;

case S_TICS:

show_tics(TRUE, TRUE, TRUE, TRUE, TRUE);

break;

case S_MXTICS:

show_mtics(FIRST_X_AXIS);

break;

case S_MYTICS:

show_mtics(FIRST_Y_AXIS);

break;

case S_MZTICS:

show_mtics(FIRST_Z_AXIS);

break;

case S_MX2TICS:

show_mtics(SECOND_X_AXIS);

break;

case S_MY2TICS:

show_mtics(SECOND_Y_AXIS);

break;

case S_TIMESTAMP:

show_timestamp();

break;

case S_RRANGE:

show_range(R_AXIS);

break;

case S_TRANGE:

show_range(T_AXIS);

break;

case S_URANGE:

show_range(U_AXIS);

break;

case S_VRANGE:

show_range(V_AXIS);

break;

case S_XRANGE:

show_range(FIRST_X_AXIS);

break;

case S_YRANGE:

show_range(FIRST_Y_AXIS);

break;

case S_X2RANGE:

show_range(SECOND_X_AXIS);

break;

case S_Y2RANGE:

show_range(SECOND_Y_AXIS);

break;

case S_ZRANGE:

show_range(FIRST_Z_AXIS);

break;

case S_TITLE:

show_title();

break;

case S_XLABEL:

show_axislabel(FIRST_X_AXIS);

break;

case S_YLABEL:

show_axislabel(FIRST_Y_AXIS);

break;

case S_ZLABEL:

show_axislabel(FIRST_Z_AXIS);

break;

case S_X2LABEL:

show_axislabel(SECOND_X_AXIS);

break;

case S_Y2LABEL:

show_axislabel(SECOND_Y_AXIS);

break;

case S_XDATA:

show_data_is_timedate(FIRST_X_AXIS);

break;

case S_YDATA:

show_data_is_timedate(FIRST_Y_AXIS);

break;

case S_X2DATA:

show_data_is_timedate(SECOND_X_AXIS);

break;

case S_Y2DATA:

show_data_is_timedate(SECOND_Y_AXIS);

break;

case S_ZDATA:

show_data_is_timedate(FIRST_Z_AXIS);

break;

case S_TIMEFMT:

show_timefmt();

break;

case S_LOCALE:

show_locale();

break;

case S_LOADPATH:

show_loadpath();

break;

case S_ZERO:

show_zero();

break;

case S_MISSING:

show_missing();

break;

#ifdef USE_MOUSE

case S_MOUSE:

show_mouse();

break;

#endif

case S_PLOT:

show_plot();

break;

case S_VARIABLES:

show_variables();

break;

/* FIXME: get rid of S_*DTICS, S_*MTICS cases */

case S_XTICS:

case S_XDTICS:

case S_XMTICS:

show_tics(TRUE, FALSE, FALSE, TRUE, FALSE);

break;

case S_YTICS:

case S_YDTICS:

case S_YMTICS:

show_tics(FALSE, TRUE, FALSE, FALSE, TRUE);

break;

case S_ZTICS:

case S_ZDTICS:

case S_ZMTICS:

show_tics(FALSE, FALSE, TRUE, FALSE, FALSE);

break;

case S_X2TICS:

case S_X2DTICS:

case S_X2MTICS:

show_tics(FALSE, FALSE, FALSE, TRUE, FALSE);

break;

case S_Y2TICS:

case S_Y2DTICS:

case S_Y2MTICS:

show_tics(FALSE, FALSE, FALSE, FALSE, TRUE);

break;

case S_INVALID:

int_error(c_token, showmess);

default:

int_error(c_token, "internal parser error -- report as a bug");

}

screen_ok = FALSE;

(void) putc('\n', stderr);

}

/* process 'show actiontable|at' command

* not documented

static void

show_at()

{

(void) putc('\n', stderr);

disp_at(temp_at(), 0);

c_token++;

}

/* called by show_at() */

static void

disp_at(curr_at, level)

struct at_type *curr_at;

int level;

{

for (i = 0; i < curr_at->a_count; i++) {

(void) putc('\t', stderr);

for (j = 0; j < level; j++)

(void) putc(' ', stderr); /* indent */

/* print name of instruction */

fputs(ft[(int) (curr_at->actions[i].index)].f_name, stderr);

arg = &(curr_at->actions[i].arg);

/* now print optional argument */

switch (curr_at->actions[i].index) {

case PUSH:

fprintf(stderr, " %s\n", arg->udv_arg->udv_name);

break;

case PUSHC:

(void) putc(' ', stderr);

disp_value(stderr, &(arg->v_arg));

(void) putc('\n', stderr);

break;

case PUSHD1:

fprintf(stderr, " %c dummy\n",

arg->udf_arg->udf_name[0]);

break;

case PUSHD2:

fprintf(stderr, " %c dummy\n",

arg->udf_arg->udf_name[1]);

break;

case CALL:

fprintf(stderr, " %s", arg->udf_arg->udf_name);

if (level < 6) {

if (arg->udf_arg->at) {

(void) putc('\n', stderr);

disp_at(arg->udf_arg->at, level + 2); /* recurse! */

} else

fputs(" (undefined)\n", stderr);

} else

(void) putc('\n', stderr);

break;

case CALLN:

fprintf(stderr, " %s", arg->udf_arg->udf_name);

if (level < 6) {

if (arg->udf_arg->at) {

(void) putc('\n', stderr);

disp_at(arg->udf_arg->at, level + 2); /* recurse! */

} else

fputs(" (undefined)\n", stderr);

} else

(void) putc('\n', stderr);

break;

case JUMP:

case JUMPZ:

case JUMPNZ:

case JTERN:

fprintf(stderr, " +%d\n", arg->j_arg);

break;

case DOLLARS:

fprintf(stderr, " %d\n", arg->v_arg.v.int_val);

break;

default:

(void) putc('\n', stderr);

}

/* process 'show all' command */

static void

show_all()

{

var_show_all = 1;

show_version(stderr);

show_autoscale();

show_bars();

show_border();

show_boxwidth();

show_clip();

show_label_contours();

show_contour();

show_dgrid3d();

show_mapping();

show_dummy();

show_format();

show_style();

show_styles("data",data_style);

show_styles("functions",func_style);

show_grid();

show_zeroaxis(FIRST_X_AXIS);

show_zeroaxis(FIRST_Y_AXIS);

show_label(0);

show_arrow(0);

show_linestyle(0);

show_keytitle();

show_key();

show_logscale();

show_offsets();

show_margin();

show_output();

show_parametric();

show_pointsize();

show_encoding();

show_polar();

show_angles();

show_samples();

show_isosamples();

show_view();

show_surface();

show_hidden3d();

#if defined(HAVE_LIBREADLINE) && defined(GNUPLOT_HISTORY)

show_historysize();

#endif

show_size();

show_origin();

show_term();

show_tics(TRUE,TRUE,TRUE,TRUE,TRUE);

show_mtics(FIRST_X_AXIS);

show_mtics(FIRST_Y_AXIS);

show_mtics(FIRST_Z_AXIS);

show_mtics(SECOND_X_AXIS);

show_mtics(SECOND_Y_AXIS);

show_xyzlabel("", "time", &timelabel);

if (parametric || polar) {

if (!is_3d_plot)

show_range(T_AXIS);

else {

show_range(U_AXIS);

show_range(V_AXIS);

}

show_range(FIRST_X_AXIS);

show_range(FIRST_Y_AXIS);

show_range(SECOND_X_AXIS);

show_range(SECOND_Y_AXIS);

show_range(FIRST_Z_AXIS);

show_title();

show_axislabel(FIRST_X_AXIS );

show_axislabel(FIRST_Y_AXIS );

show_axislabel(FIRST_Z_AXIS );

show_axislabel(SECOND_X_AXIS);

show_axislabel(SECOND_Y_AXIS);

show_data_is_timedate(FIRST_X_AXIS);

show_data_is_timedate(FIRST_Y_AXIS);

show_data_is_timedate(SECOND_X_AXIS);

show_data_is_timedate(SECOND_Y_AXIS);

show_data_is_timedate(FIRST_Z_AXIS);

show_timefmt();

show_loadpath();

show_locale();

show_zero();

show_missing();

#ifdef USE_MOUSE

show_mouse();

#endif

show_plot();

show_variables();

show_functions();

var_show_all = 0;

}

/* process 'show version' command */

void

show_version(fp)

FILE *fp;

{

/* If printed to a file, we prefix everything with

* a hash mark to comment out the version information.

char prefix[6]; /* "# " */

char *p = prefix;

prefix[0] = '#';

prefix[1] = prefix[2] = prefix[3] = prefix[4] = ' ';

prefix[5] = NUL;

if (fp == stderr) {

/* No hash mark - let p point to the trailing '\0' */

p += sizeof(prefix) - 1;

} else {

#ifdef BINDIR

# ifdef X11

fprintf(fp, "#!%s/gnuplot -persist\n#\n", BINDIR);

# else

fprintf(fp, "#!%s/gnuplot\n#\n", BINDIR);

# endif /* not X11 */

#endif /* BINDIR */

}

fprintf(fp, "%s\n\

%s\t%s\n\

%s\tVersion %s patchlevel %s\n\

%s\tlast modified %s\n\

%s\tSystem: %s %s\n\

%s\n\

%s\t%s\n\

%s\tThomas Williams, Colin Kelley and many others\n\

%s\n\

%s\tThis is a pre-version of gnuplot 4.0. Please refer to the documentation\n\

%s\tfor command syntax changes. The old syntax will be accepted throughout\n\

%s\tthe 4.0 series, but all save files use the new syntax.\n\

%s\n\

%s\tType `help` to access the on-line reference manual\n\

%s\tThe gnuplot FAQ is available from\n\

%s\t\t%s\n\

%s\n\

%s\tSend comments and requests for help to <%s>\n\

%s\tSend bugs, suggestions and mods to <%s>\n\

%s\n",

p, /* empty line */

p, PROGRAM,

p, gnuplot_version, gnuplot_patchlevel,

p, gnuplot_date,

p, os_name, os_rel,

p, /* empty line */

p, gnuplot_copyright,

p, /* authors */

p, /* empty line */

p, /* 4.0 info */

p, /* empty line */

p, /* Type `help` */

p, /* FAQ is at */

p, faq_location,

p, /* empty line */

p, help_email,

p, bug_email,

p); /* empty line */

/* show version long */

if (almost_equals(c_token, "l$ong")) {

char *helpfile = NULL;

c_token++;

fputs("Compile options:\n", stderr);

{

/* The following code could be a lot simpler if

* it wasn't for Borland's broken compiler ...

const char *rdline, *gnu_rdline, *libgd, *libpng, *linuxvga,

*nocwdrc, *x11, *use_mouse, *unixplot, *gnugraph;

rdline =

#ifdef READLINE

"+READLINE "

#else

"-READLINE "

#endif

, gnu_rdline =

#ifdef HAVE_LIBREADLINE

"+LIBREADLINE "

# ifdef GNUPLOT_HISTORY

"+HISTORY "

#else

"-HISTORY "

# endif

#else

"-LIBREADLINE "

#endif

, libgd =

#ifdef HAVE_LIBGD

"+LIBGD "

#else

"-LIBGD "

#endif

, libpng =

#ifdef HAVE_LIBPNG

"+LIBPNG "

#else

"-LIBPNG "

#endif

, linuxvga =

#ifdef LINUXVGA

"+LINUXVGA "

#else

#endif

, nocwdrc =

#ifdef NOCWDRC

"+NOCWDRC "

#else

"-NOCWDRC "

#endif

, x11 =

#ifdef X11

"+X11 "

#else

#endif

, use_mouse =

#ifdef USE_MOUSE

"+USE_MOUSE "

#else

#endif

, unixplot =

#ifdef UNIXPLOT

"+UNIXPLOT "

#else

#endif

, gnugraph =

#ifdef GNUGRAPH

"+GNUGRAPH "

#else

#endif

;

fprintf(stderr, "%s%s%s%s%s%s%s%s%s%s\n\n", rdline, gnu_rdline,

libgd, libpng, linuxvga, nocwdrc, x11, use_mouse,

unixplot, gnugraph);

}

if ((helpfile = getenv("GNUHELP")) == NULL) {

#if defined(ATARI) || defined(MTOS)

if ((helpfile = user_gnuplotpath) == NULL) {

helpfile = HELPFILE;

}

#else

helpfile = HELPFILE;

#endif

}

fprintf(stderr, "\

HELPFILE = \"%s\"\n\

CONTACT = <%s>\n\

HELPMAIL = <%s>\n", helpfile, bug_email, help_email);

}

/* process 'show autoscale' command */

static void

show_autoscale()

{

SHOW_ALL_NL;

#define SHOW_AUTOSCALE(axis) \

fprintf(stderr, "\t%s: %s%s%s, ", \

axis_defaults[axis].name, \

(axis_array[axis].set_autoscale) ? "ON" : "OFF", \

(axis_array[axis].set_autoscale == 1) ? " (min)" : "", \

(axis_array[axis].set_autoscale == 2) ? " (max)" : "");

fputs("\tautoscaling is ", stderr);

if (parametric) {

if (is_3d_plot) {

SHOW_AUTOSCALE(T_AXIS);

} else {

SHOW_AUTOSCALE(U_AXIS);

SHOW_AUTOSCALE(V_AXIS);

}

} else

putc('\t', stderr);

if (polar) {

SHOW_AUTOSCALE(R_AXIS)

}

SHOW_AUTOSCALE(FIRST_X_AXIS );

SHOW_AUTOSCALE(FIRST_Y_AXIS );

SHOW_AUTOSCALE(SECOND_X_AXIS);

SHOW_AUTOSCALE(SECOND_Y_AXIS);

SHOW_AUTOSCALE(FIRST_Z_AXIS );

#undef SHOW_AUTOSCALE

}

/* process 'show bars' command */

static void

show_bars()

{

SHOW_ALL_NL;

/* I really like this: "terrorbars" ;-) */

if (bar_size > 0.0)

fprintf(stderr, "\terrorbars are plotted with bars of size %f\n",

bar_size);

else

fputs("\terrors are plotted without bars\n", stderr);

}

/* process 'show border' command */

static void

show_border()

{

SHOW_ALL_NL;

fprintf(stderr, "\tborder is %sdrawn %d\n", draw_border ? "" : "not ",

draw_border);

/* HBB 980609: added facilities to specify border linestyle */

fprintf(stderr, "\tBorder drawn with linetype %d, linewidth %.3f\n",

border_lp.l_type + 1, border_lp.l_width);

}

/* process 'show boxwidth' command */

static void

show_boxwidth()

{

SHOW_ALL_NL;

if (boxwidth < 0.0)

fputs("\tboxwidth is auto\n", stderr);

else

fprintf(stderr, "\tboxwidth is %g\n", boxwidth);

}

/* process 'show boxwidth' command */

static void

show_clip()

{

SHOW_ALL_NL;

fprintf(stderr, "\tpoint clip is %s\n", (clip_points) ? "ON" : "OFF");

if (clip_lines1)

fputs("\tdrawing and clipping lines between inrange and outrange points\n", stderr);

else

fputs("\tnot drawing lines between inrange and outrange points\n", stderr);

if (clip_lines2)

fputs("\tdrawing and clipping lines between two outrange points\n", stderr);

else

fputs("\tnot drawing lines between two outrange points\n", stderr);

}

/* process 'show cntrparam|contour' commands */

static void

show_contour()

{

SHOW_ALL_NL;

fprintf(stderr, "\tcontour for surfaces are %s",

(draw_contour) ? "drawn" : "not drawn\n");

if (draw_contour) {

fprintf(stderr, " in %d levels on ", contour_levels);

switch (draw_contour) {

case CONTOUR_BASE:

fputs("grid base\n", stderr);

break;

case CONTOUR_SRF:

fputs("surface\n", stderr);

break;

case CONTOUR_BOTH:

fputs("grid base and surface\n", stderr);

break;

case CONTOUR_NONE:

/* should not happen --- be easy: don't complain... */

break;

}

switch (contour_kind) {

case CONTOUR_KIND_LINEAR:

fputs("\t\tas linear segments\n", stderr);

break;

case CONTOUR_KIND_CUBIC_SPL:

fprintf(stderr, "\t\tas cubic spline interpolation segments with %d pts\n", contour_pts);

break;

case CONTOUR_KIND_BSPLINE:

fprintf(stderr, "\t\tas bspline approximation segments of order %d with %d pts\n", contour_order, contour_pts);

break;

}

switch (contour_levels_kind) {

case LEVELS_AUTO:

fprintf(stderr, "\t\tapprox. %d automatic levels\n", contour_levels);

break;

case LEVELS_DISCRETE:

{

int i;

fprintf(stderr, "\t\t%d discrete levels at ", contour_levels);

fprintf(stderr, "%g", contour_levels_list[0]);

for (i = 1; i < contour_levels; i++)

fprintf(stderr, ",%g ", contour_levels_list[i]);

putc('\n', stderr);

break;

}

case LEVELS_INCREMENTAL:

fprintf(stderr, "\t\t%d incremental levels starting at %g, step %g, end %g\n", contour_levels, contour_levels_list[0],

contour_levels_list[1],

contour_levels_list[0] + (contour_levels - 1) * contour_levels_list[1]);

/* contour-levels counts both ends */

break;

}

/* fprintf(stderr,"\t\tcontour line types are %s\n", label_contours ? "varied" : "all the same"); */

show_label_contours();

}

/* called by show_contour() */

static void

show_label_contours()

{

if (label_contours)

fprintf(stderr, "\tcontour line types are varied & labeled with format '%s'\n", contour_format);

View remainder of file in raw view

gnuplot-old/src/show.c at axis_branch_base · gnuplot/gnuplot-old · GitHub

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