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/* Copyright (c) 1988 Regents of the University of California */ |
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/* SCCSid "$SunId$ LBL" */ |
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/* RCSid $Id$ */ |
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/* |
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* Miscellaneous definitions required by many routines. |
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* Collected includes required by many Radiance callers |
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*/ |
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#ifndef _RAD_STANDARD_H_ |
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#define _RAD_STANDARD_H_ |
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#include <stdio.h> |
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#include "copyright.h" |
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#include <math.h> |
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#include "rtio.h" |
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#include "rtmisc.h" |
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#include "rtmath.h" |
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#include "rterror.h" |
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#include <errno.h> |
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#endif /* _RAD_STANDARD_H_ */ |
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#include "fvect.h" |
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#define FHUGE (1e10) /* large real number */ |
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#define FTINY (1e-6) /* small real number */ |
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#ifdef M_PI |
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#define PI M_PI |
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#else |
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#define PI 3.14159265358979323846 |
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#endif |
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#ifndef F_OK /* mode bits for access(2) call */ |
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#define R_OK 4 /* readable */ |
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#define W_OK 2 /* writable */ |
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#define X_OK 1 /* executable */ |
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#define F_OK 0 /* exists */ |
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#endif |
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/* error codes */ |
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#define WARNING 1 /* non-fatal error */ |
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#define USER 2 /* fatal user-caused error */ |
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#define SYSTEM 3 /* fatal system-related error */ |
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#define INTERNAL 4 /* fatal program-related error */ |
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#define CONSISTENCY 5 /* bad consistency check, abort */ |
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#define COMMAND 6 /* interactive error */ |
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extern char errmsg[]; /* global buffer for error messages */ |
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extern int errno; /* system error number */ |
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extern char *sskip(); |
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extern char *getpath(); |
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extern char *malloc(), *calloc(), *realloc(); |
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extern char *bmalloc(), *savestr(), *savqstr(); |
