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/* Copyright (c) 1988 Regents of the University of California */ |
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/* Copyright (c) 1990 Regents of the University of California */ |
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/* SCCSid "$SunId$ LBL" */ |
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#include <errno.h> |
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#include "fvect.h" |
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#include "mat4.h" |
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/* regular transformation */ |
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typedef struct { |
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MAT4 xfm; /* transform matrix */ |
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double sca; /* scalefactor */ |
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} XF; |
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/* complemetary tranformation */ |
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typedef struct { |
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XF f; /* forward */ |
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XF b; /* backward */ |
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} FULLXF; |
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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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#else |
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#define copystruct(d,s) bcopy((char *)(s),(char *)(d),sizeof(*(d))) |
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#endif |
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#ifndef BSD |
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#define bcopy(s,d,n) (void)memcpy(d,s,n) |
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#define bzero(d,n) (void)memset(d,0,n) |
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#define bcmp(b1,b2,n) memcmp(b1,b2,n) |
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extern char *memcpy(), *memset(); |
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#define index strchr |
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#define rindex strrchr |
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#endif |
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extern char *sskip(); |
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extern char *getpath(); |
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extern char *getpath(), *getenv(); |
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extern char *malloc(), *calloc(), *realloc(); |
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extern char *bmalloc(), *savestr(), *savqstr(); |
