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schorsch |
1.3 |
/* RCSid: $Id: tgraph.h,v 1.2 2003/06/08 12:03:10 schorsch Exp $ */
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greg |
1.1 |
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schorsch |
1.3 |
#ifndef _RAD_TGRAPH_H_
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#define _RAD_TGRAPH_H_
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#include <stdlib.h>
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greg |
1.1 |
#include <math.h>
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schorsch |
1.2 |
#include "meta.h"
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greg |
1.1 |
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schorsch |
1.3 |
#ifdef __cplusplus
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extern "C" {
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#endif
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greg |
1.1 |
#define MINDIVS 4 /* Minimum number of divisions for axis */
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#define FTINY 1e-10 /* tiny float */
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#define FHUGE 1e10 /* large float */
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#define PI 3.14159265358979323846
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#define XBEG 2048 /* starting x coordinate */
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#define XSIZ 10240 /* x axis coordinate size */
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#define YBEG 2048 /* starting y coordinate */
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#define YSIZ 10240 /* y axis coordinate size */
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#define XCONV(x) ((int)((x-xmin)*XSIZ/xsize+XBEG))
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#define YCONV(y) ((int)((y-ymin)*YSIZ/ysize+YBEG))
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#define TSIZ 200 /* tick size */
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#define SYMRAD 100 /* default symbol radius */
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#define XTICS 1 /* flags for making axes */
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#define YTICS 2
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#define XNUMS 4
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#define YNUMS 8
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#define XGRID 16
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#define YGRID 32
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#define ORIGIN 64
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#define BOX 128
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#define RADIANS 1 /* flags for polar coordinates */
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#define DEGREES 2
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#define NCUR 16 /* number of supported curve types */
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extern short usecurve[]; /* booleans for curve usage */
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extern int symrad; /* current symbol radius */
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extern double xmin, xmax, /* extrema */
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ymin, ymax;
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extern double xsize, ysize; /* coordinate dimensions */
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extern double xmnset, xmxset, /* domain settings */
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ymnset, ymxset;
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extern short logx, logy; /* flags for logarithmic axes */
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extern short grid; /* flag for grid */
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extern short polar; /* flag for polar coordiates */
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extern int ncurves; /* number of curves in file */
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extern char *snagquo(), *instr();
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schorsch |
1.3 |
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#ifdef __cplusplus
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}
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#endif
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#endif /* _RAD_TGRAPH_H_ */
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