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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 |
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#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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} |