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/* Copyright (c) 1996 Regents of the University of California */ |
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/* Copyright (c) 1997 Regents of the University of California */ |
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/* SCCSid "$SunId$ LBL" */ |
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#define DO_HSENS 04 |
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#define DO_COLOR 010 |
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#define DO_CWEIGHT 020 |
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#define DO_LINEAR 040 |
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#define DO_FIXHIST 040 |
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#define DO_LINEAR 0100 |
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#define DO_HUMAN (DO_ACUITY|DO_VEIL|DO_HSENS|DO_COLOR) |
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extern short fvxr, fvyr; /* foveal image resolution */ |
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#define fovscan(y) (fovimg+(y)*fvxr) |
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extern double fixfrac; /* histogram share due to fixations */ |
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extern short (*fixlst)[2]; /* fixation history list */ |
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extern int nfixations; /* number of fixation points */ |
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extern float bwhist[HISTRES]; /* luminance histogram */ |
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extern double histot; /* total count of histogram */ |