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#include <string.h> |
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#include <math.h> |
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#include "rterror.h" |
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#include "resolu.h" |
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#include "rterror.h" |
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#include "calcomp.h" |
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|
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#define ZNAME "Z`SYS`" /* z function name */ |
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#define RNAME "R`SYS`" /* r function name */ |
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#define UP 04 |
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#define DOWN 010 |
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double funvalue(), l_hermite(), l_bezier(), l_bspline(), argument(); |
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void quit(), eputs(), wputs(); |
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void |
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computen(nzp, nrp, z0, r0, z1, r1) /* compute normal */ |
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double *nzp, *nrp, z0, r0, z1, r1; |
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{ |
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} |
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void |
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eputs(msg) |
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char *msg; |
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{ |
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fputs(msg, stderr); |
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} |
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|
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|
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void |
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wputs(msg) |
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char *msg; |
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{ |
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eputs(msg); |
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} |
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|
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void |
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quit(code) |
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int code; |
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{ |
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exit(code); |
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} |
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|
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printhead(ac, av) /* print command header */ |
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register int ac; |
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register char **av; |
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{ |
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putchar('#'); |
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while (ac--) { |
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putchar(' '); |
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fputs(*av++, stdout); |
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} |
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putchar('\n'); |
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} |
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|
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|
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double |
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l_hermite() |
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l_hermite(char *nm) |
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{ |
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double t; |
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double |
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l_bezier() |
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l_bezier(char *nm) |
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{ |
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double t; |
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double |
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l_bspline() |
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l_bspline(char *nm) |
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{ |
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double t; |
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} |
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int |
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main(argc, argv) |
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int argc; |
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char *argv[]; |
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{ |
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extern long eclock; |
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char stmp[256]; |
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char *modname; |
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int smooth = 0; |
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goto userror; |
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modname = smooth ? "Phong" : argv[1]; |
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printhead(argc, argv); |
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fputs("# ", stdout); |
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printargs(argc, argv, stdout); |
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eclock = 0; |
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|
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lastnz = lastnr = 0.0; |
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printf("0\n4\n"); |
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if (orient&(UP|DOWN)) { |
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t = (nextnz - lastnz)/(z - lastz); |
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printf("\t%15.9g\t%15.9g\n", |
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printf("\t%18.12g\t%18.12g\n", |
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t, lastnz - t*lastz); |
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} else |
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printf("\t0\t%d\n", orient&IN ? 1 : -1); |
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if (orient&(OUT|IN)) { |
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t = (nextnr - lastnr)/(r - lastr); |
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printf("\t%15.9g\t%15.9g\n", |
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printf("\t%18.12g\t%18.12g\n", |
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t, lastnr - t*lastr); |
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} else |
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printf("\t0\t%d\n", orient&UP ? 1 : -1); |
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orient&DOWN ? "tube" : "cylinder", |
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argv[2], i); |
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printf("0\n0\n7\n"); |
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printf("\t0\t0\t%15.9g\n", lastz); |
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printf("\t0\t0\t%15.9g\n", z); |
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printf("\t%15.9g\n", r); |
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printf("\t0\t0\t%18.12g\n", lastz); |
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printf("\t0\t0\t%18.12g\n", z); |
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printf("\t%18.12g\n", r); |
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} else if (!(orient&(UP|DOWN))) { |
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printf("\n%s ring %s.%d\n", modname, argv[2], i); |
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printf("0\n0\n8\n"); |
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printf("\t0\t0\t%15.9g\n", z); |
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printf("\t0\t0\t%15.9g\n", orient&IN ? 1.0 : -1.0); |
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printf("\t%15.9g\t%15.9g\n", lastr, r); |
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printf("\t0\t0\t%18.12g\n", z); |
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printf("\t0\t0\t%18.12g\n", orient&IN ? 1.0 : -1.0); |
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printf("\t%18.12g\t%18.12g\n", lastr, r); |
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} else { |
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printf("\n%s %s %s.%d\n", modname, |
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orient&DOWN ? "cup" : "cone", |
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argv[2], i); |
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printf("0\n0\n8\n"); |
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printf("\t0\t0\t%15.9g\n", lastz); |
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printf("\t0\t0\t%15.9g\n", z); |
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printf("\t%15.9g\t%15.9g\n", lastr, r); |
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printf("\t0\t0\t%18.12g\n", lastz); |
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printf("\t0\t0\t%18.12g\n", z); |
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printf("\t%18.12g\t%18.12g\n", lastr, r); |
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} |
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endfor: |
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lastz = z; lastr = r; |
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lastnz = nz; lastnr = nr; |
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nz = nextnz; nr = nextnr; |
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} |
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< |
quit(0); |
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> |
return 0; |
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userror: |
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fprintf(stderr, |
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"Usage: %s material name z(t) r(t) nseg [-e expr] [-f file] [-s]\n", |
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argv[0]); |
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< |
quit(1); |
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> |
return 1; |
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} |
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