| 12 |
|
*/ |
| 13 |
|
|
| 14 |
|
#include <stdlib.h> |
| 15 |
– |
#include <stdio.h> |
| 15 |
|
#include <math.h> |
| 17 |
– |
#include <string.h> |
| 16 |
|
|
| 17 |
|
#include "calcomp.h" |
| 18 |
+ |
#include "rtio.h" |
| 19 |
+ |
#include "resolu.h" |
| 20 |
+ |
#include "rterror.h" |
| 21 |
|
#include "fvect.h" |
| 22 |
|
|
| 23 |
|
#define XNAME "X`SYS`" /* x function name */ |
| 34 |
|
double l_hermite(char *), l_bezier(char *), l_bspline(char *); |
| 35 |
|
|
| 36 |
|
|
| 36 |
– |
static void printhead(int ac, char **av); |
| 37 |
– |
|
| 38 |
– |
|
| 37 |
|
int |
| 38 |
|
main(argc, argv) |
| 39 |
|
int argc; |
| 44 |
|
FVECT lastp, p; |
| 45 |
|
int i, nseg; |
| 46 |
|
|
| 47 |
+ |
esupport |= E_VARIABLE|E_FUNCTION|E_RCONST; |
| 48 |
+ |
esupport &= ~(E_OUTCHAN|E_INCHAN); |
| 49 |
|
varset("PI", ':', PI); |
| 50 |
|
funset("hermite", 5, ':', l_hermite); |
| 51 |
|
funset("bezier", 5, ':', l_bezier); |
| 57 |
|
for (i = 8; i < argc; i++) |
| 58 |
|
if (!strcmp(argv[i], "-e")) |
| 59 |
|
scompile(argv[++i], NULL, 0); |
| 60 |
< |
else if (!strcmp(argv[i], "-f")) |
| 61 |
< |
fcompile(argv[++i]); |
| 62 |
< |
else |
| 60 |
> |
else if (!strcmp(argv[i], "-f")) { |
| 61 |
> |
char *fpath = getpath(argv[++i], getrlibpath(), 0); |
| 62 |
> |
if (fpath == NULL) { |
| 63 |
> |
fprintf(stderr, "%s: cannot find file '%s'\n", |
| 64 |
> |
argv[0], argv[i]); |
| 65 |
> |
quit(1); |
| 66 |
> |
} |
| 67 |
> |
fcompile(fpath); |
| 68 |
> |
} else |
| 69 |
|
goto userror; |
| 70 |
|
|
| 71 |
|
sprintf(stmp, "%s(t)=%s;", XNAME, argv[3]); |
| 76 |
|
scompile(stmp, NULL, 0); |
| 77 |
|
sprintf(stmp, "%s(t)=%s;", RNAME, argv[6]); |
| 78 |
|
scompile(stmp, NULL, 0); |
| 79 |
< |
nseg = atoi(argv[7]); |
| 79 |
> |
nseg = eval(argv[7]) + .5; |
| 80 |
|
if (nseg <= 0) |
| 81 |
|
goto userror; |
| 82 |
|
|
| 83 |
< |
printhead(argc, argv); |
| 84 |
< |
eclock = 0; |
| 83 |
> |
fputs("# ", stdout); |
| 84 |
> |
printargs(argc, argv, stdout); |
| 85 |
> |
eclock = 1; |
| 86 |
|
|
| 87 |
|
for (i = 0; i <= nseg; i++) { |
| 88 |
|
t = (double)i/nseg; |
| 131 |
|
"Usage: %s material name x(t) y(t) z(t) r(t) nseg [-e expr] [-f file]\n", |
| 132 |
|
argv[0]); |
| 133 |
|
return 1; |
| 127 |
– |
} |
| 128 |
– |
|
| 129 |
– |
|
| 130 |
– |
void |
| 131 |
– |
eputs(msg) |
| 132 |
– |
char *msg; |
| 133 |
– |
{ |
| 134 |
– |
fputs(msg, stderr); |
| 135 |
– |
} |
| 136 |
– |
|
| 137 |
– |
|
| 138 |
– |
void |
| 139 |
– |
wputs(msg) |
| 140 |
– |
char *msg; |
| 141 |
– |
{ |
| 142 |
– |
eputs(msg); |
| 143 |
– |
} |
| 144 |
– |
|
| 145 |
– |
|
| 146 |
– |
void |
| 147 |
– |
quit(code) |
| 148 |
– |
int code; |
| 149 |
– |
{ |
| 150 |
– |
exit(code); |
| 151 |
– |
} |
| 152 |
– |
|
| 153 |
– |
|
| 154 |
– |
void |
| 155 |
– |
printhead( /* print command header */ |
| 156 |
– |
register int ac, |
| 157 |
– |
register char **av |
| 158 |
– |
) |
| 159 |
– |
{ |
| 160 |
– |
putchar('#'); |
| 161 |
– |
while (ac--) { |
| 162 |
– |
putchar(' '); |
| 163 |
– |
fputs(*av++, stdout); |
| 164 |
– |
} |
| 165 |
– |
putchar('\n'); |
| 134 |
|
} |
| 135 |
|
|
| 136 |
|
|
