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greg |
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#ifndef lint
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greg |
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static const char RCSid[] = "$Id: convect.c,v 1.1 2003/02/22 02:07:26 greg Exp $";
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greg |
1.1 |
#endif
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/*
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* Convert vector file of type A to segments
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*
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* 1/16/85
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*
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* cc convect.c primout.o hfio.o syscalls.o misc.o
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*/
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#include "meta.h"
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#define MAXX 32
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#define MAXY 32
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#define MINX 0
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#define MINY 0
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#define CVX(x) ((int)((long)(x-MINX)*(XYSIZE-1)/(MAXX-MINX)))
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#define CVY(y) ((int)((long)(y-MINY)*(XYSIZE-1)/(MAXY-MINY)))
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char *progname;
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main(argc, argv) /* single argument is input file name */
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int argc;
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char **argv;
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{
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char stemp[16];
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int i, npairs;
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FILE *fp;
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PRIMITIVE curp;
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int x, y, lastx, lasty;
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progname = *argv++;
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argc--;
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if (argc != 1)
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error(USER, "arg count");
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fp = efopen(*argv, "r");
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while (fscanf(fp, "%s", stemp) == 1) {
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fscanf(fp, "%*d %*d %*d %*d");
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curp.com = POPEN;
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curp.arg0 = 0;
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curp.xy[XMN] = curp.xy[YMN] = curp.xy[XMX] = curp.xy[YMX] = -1;
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curp.args = stemp;
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writep(&curp, stdout);
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for ( ; ; ) {
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fscanf(fp, "%d", &i);
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if (i == 0)
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break;
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fscanf(fp, "%d", &npairs);
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for (i = 0; i < npairs; i++) {
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fscanf(fp, "%d %d", &x, &y);
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x = CVX(x);
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y = CVY(y);
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if (i)
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plseg(0, lastx, lasty, x, y, stdout);
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lastx = x;
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lasty = y;
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}
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}
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curp.com = PCLOSE;
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curp.arg0 = 0200;
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curp.xy[XMN] = curp.xy[YMN] = curp.xy[XMX] = curp.xy[YMX] = -1;
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curp.args = NULL;
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writep(&curp, stdout);
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}
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writeof(stdout);
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fclose(fp);
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return(0);
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}
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