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/* Copyright (c) 1993 Regents of the University of California */ |
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/* Copyright (c) 1994 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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if (fillsamp == 1) |
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fillo &= ~F_BACK; |
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/* set view */ |
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if (err = setview(&ourview)) { |
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if (ourview.vaft > FTINY) |
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err = "no aft clipping plane allowed"; |
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else |
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err = setview(&ourview); |
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if (err != NULL) { |
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fprintf(stderr, "%s: %s\n", progname, err); |
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exit(1); |
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} |
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if (ourpict == NULL || ourzbuf == NULL) |
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syserror(progname); |
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bzero((char *)ourzbuf, hresolu*vresolu*sizeof(float)); |
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/* new header */ |
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newheader("RADIANCE", stdout); |
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/* get input */ |
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for ( ; i < argc; i += 2) |
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addpicture(argv[i], argv[i+1]); |
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{ |
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char fmt[32]; |
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if (isformat(s)) { |
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formatval(fmt, s); |
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if (isheadid(s)) |
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return; |
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if (formatval(fmt, s)) { |
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wrongformat = strcmp(fmt, COLRFMT); |
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return; |
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} |
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pos[1] += .5 - ourview.voff; |
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return(0); |
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} |
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if (viewray(pt, direc, &theirview, pos[0], pos[1]) < 0) |
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if (viewray(pt, direc, &theirview, pos[0], pos[1]) < -FTINY) |
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return(-1); |
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pt[0] += direc[0]*pos[2]; |
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pt[1] += direc[1]*pos[2]; |