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/* Copyright (c) 1991 Regents of the University of California */ |
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#ifndef lint |
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static char SCCSid[] = "$SunId$ LBL"; |
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#endif |
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#define MAXDEPTH 32 /* ridiculous ray tree depth */ |
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char rtcom[] = "rtrace -h -otp -fa -x 1"; |
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char xicom[] = "x11image -f"; |
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char rtcom[] = "rtrace -h- -otp -fa -x 1"; |
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char xicom[] = "ximage"; |
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VIEW ourview = STDVIEW; /* view for picture */ |
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int xres, yres; |
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Display *theDisplay = NULL; /* connection to server */ |
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struct node { /* ray tree node */ |
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double ipt[2]; |
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FVECT ipt; |
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struct node *sister; |
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struct node *daughter; |
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}; |
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strtoipt(ipt, str) /* convert string x y z to image point */ |
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double ipt[2]; |
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FVECT ipt; |
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char *str; |
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{ |
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FVECT pt; |
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if (sscanf(str, "%lf %lf %lf", &pt[0], &pt[1], &pt[2]) != 3) |
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return(-1); |
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viewpixel(&ipt[0], &ipt[1], NULL, &ourview, pt); |
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viewloc(ipt, &ourview, pt); |
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return(0); |
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} |
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