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/* Copyright (c) 1992 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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/* compute gamb -> colr mapping */ |
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i = 0; |
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mult = 256.0; |
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for (j = 255; j > 0; j--) { |
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while ((g_mant[j] = mult * (*f)(j/256.0, a2)) < 128) { |
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for (j = 256; j--; ) { |
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while ((g_mant[j] = mult * (*f)((j+.5)/256.0, a2)) < 128) { |
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i++; |
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mult *= 2.0; |
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} |
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g_nexp[j] = i; |
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} |
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g_mant[0] = 0; |
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g_nexp[0] = COLXS; |
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return(0); |
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} |
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