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/* Copyright (c) 1992 Regents of the University of California */ |
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/* Copyright (c) 1995 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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} |
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src->srad = sqrt(src->srad); |
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/* compute size vectors */ |
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if (f->nv == 4 || (f->nv == 5 && /* parallelogram case */ |
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dist2(VERTEX(f,0),VERTEX(f,4)) <= FTINY*FTINY)) |
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if (f->nv == 4) /* parallelogram case */ |
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for (j = 0; j < 3; j++) { |
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src->ss[SU][j] = .5*(VERTEX(f,1)[j]-VERTEX(f,0)[j]); |
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src->ss[SV][j] = .5*(VERTEX(f,3)[j]-VERTEX(f,0)[j]); |