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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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{ |
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static RAY thisray; |
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if (viewray(thisray.rorg, thisray.rdir, &ourview, |
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(x+pixjitter())/hres, (y+pixjitter())/vres) < 0) { |
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if ((thisray.rmax = viewray(thisray.rorg, thisray.rdir, &ourview, |
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(x+pixjitter())/hres, (y+pixjitter())/vres)) < -FTINY) { |
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setcolor(col, 0.0, 0.0, 0.0); |
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return(0.0); |
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} |
