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/* Copyright (c) 1991 Regents of the University of California */ |
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/* Copyright (c) 1998 Silicon Graphics, Inc. */ |
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#ifndef lint |
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static char SCCSid[] = "$SunId$ LBL"; |
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static char SCCSid[] = "$SunId$ SGI"; |
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#endif |
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/* |
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register OBJREC *m; |
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RAY *r; |
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{ |
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OBJECT obj; |
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double coef; |
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double pt[MAXDIM]; |
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DATARRAY *dp; |
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if (m->oargs.nsargs < 6) |
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objerror(m, USER, "bad # arguments"); |
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obj = objndx(m); |
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for (i = 0; i < 2; i++) |
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if (!strcmp(m->oargs.sarg[i], VOIDID)) |
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mod[i] = OVOID; |
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else if ((mod[i] = modifier(m->oargs.sarg[i])) == OVOID) { |
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else if ((mod[i] = lastmod(obj, m->oargs.sarg[i])) == OVOID) { |
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sprintf(errmsg, "undefined modifier \"%s\"", |
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m->oargs.sarg[i]); |
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objerror(m, USER, errmsg); |
