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/* Copyright (c) 1995 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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* Header file for MGF interpreter |
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*/ |
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/* must include stdio.h before us */ |
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#ifndef MG_VMAJOR |
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#define MG_VMAJOR 1 /* major version number */ |
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#define MG_VMINOR 1 /* minor version number */ |
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/* must include stdio.h and stdlib.h before us */ |
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#define MG_VMAJOR 2 /* major version number */ |
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#define MG_VMINOR 0 /* minor version number */ |
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/* Entities (list is only appended, never modified) */ |
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#define MG_E_COMMENT 0 /* # */ |
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#define MG_E_COLOR 1 /* c */ |
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#define MG_E_VERTEX 26 /* v */ |
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#define MG_E_XF 27 /* xf */ |
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/* end of Version 1 entities */ |
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#define MG_E_FACEH 28 /* fh */ |
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/* end of Version 2 entities */ |
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#define MG_NENTITIES 28 /* total # entities */ |
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#define MG_NENTITIES 29 /* total # entities */ |
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#define MG_NELIST {28} /* entity count for version 1 and up */ |
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#define MG_NELIST {28,29} /* entity count for version 1 and up */ |
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#define MG_NAMELIST {"#","c","cct","cone","cmix","cspec","cxy","cyl","ed",\ |
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"f","i","ies","ir","m","n","o","p","prism","rd",\ |
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"ring","rs","sides","sph","td","torus","ts","v","xf"} |
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"ring","rs","sides","sph","td","torus","ts","v","xf",\ |
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"fh"} |
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#define MG_MAXELEN 6 |
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#ifdef NOPROTO |
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extern int mg_entity(); /* get entity number from its name */ |
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extern int isint(); /* non-zero if integer format */ |
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extern int isintd(); /* same with delimiter set */ |
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extern int isflt(); /* non-zero if floating point format */ |
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extern int isfltd(); /* same with delimiter set */ |
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extern int isname(); /* non-zero if legal identifier name */ |
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extern int badarg(); /* check argument format */ |
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extern int e_include(); /* expand include entity */ |
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extern int e_pipe(); /* expand piped command */ |
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extern int e_sph(); /* expand sphere as other entities */ |
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extern int e_torus(); /* expand torus as other entities */ |
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extern int e_cyl(); /* expand cylinder as other entities */ |
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extern int e_ring(); /* expand ring as other entities */ |
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extern int e_cone(); /* expand cone as other entities */ |
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extern int e_prism(); /* expand prism as other entities */ |
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extern int e_faceh(); /* expand face w/ holes as face */ |
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#else |
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extern int mg_entity(char *); /* get entity number from its name */ |
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extern int isint(char *); /* non-zero if integer format */ |
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extern int isintd(char *, char *); /* same with delimiter set */ |
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extern int isflt(char *); /* non-zero if floating point format */ |
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extern int isfltd(char *, char *); /* same with delimiter set */ |
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extern int isname(char *); /* non-zero if legal identifier name */ |
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extern int badarg(int, char **, char *);/* check argument format */ |
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extern int e_include(int, char **); /* expand include entity */ |
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extern int e_pipe(int, char **); /* expand piped command */ |
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extern int e_sph(int, char **); /* expand sphere as other entities */ |
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extern int e_torus(int, char **); /* expand torus as other entities */ |
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extern int e_cyl(int, char **); /* expand cylinder as other entities */ |
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extern int e_ring(int, char **); /* expand ring as other entities */ |
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extern int e_cone(int, char **); /* expand cone as other entities */ |
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extern int e_prism(int, char **); /* expand prism as other entities */ |
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extern int e_faceh(int, char **); /* expand face w/ holes as face */ |
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#endif |
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/************************************************************************ |
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extern double normalize(); /* normalize a vector */ |
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#else |
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extern double normalize(FVECT); /* normalize a vector */ |
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extern void fcross(FVECT,FVECT,FVECT);/* cross product of two vectors */ |
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#endif |
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/************************************************************************ |
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#define C_CSEFF 020 /* flag if efficacy set */ |
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typedef struct { |
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int clock; /* incremented each change */ |
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short flags; /* what's been set */ |
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short ssamp[C_CNSS]; /* spectral samples, min wl to max */ |
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long ssum; /* straight sum of spectral values */ |
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float cx, cy; /* xy chromaticity value */ |
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float eff; /* efficacy (lumens/watt) */ |
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int clock; /* incremented each change */ |
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char *client_data; /* pointer to private client-owned data */ |
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short flags; /* what's been set */ |
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short ssamp[C_CNSS]; /* spectral samples, min wl to max */ |
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long ssum; /* straight sum of spectral values */ |
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float cx, cy; /* xy chromaticity value */ |
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float eff; /* efficacy (lumens/watt) */ |
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} C_COLOR; |
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#define C_DEFCOLOR { 1, C_CDXY|C_CSXY|C_CSSPEC|C_CSEFF,\ |
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#define C_DEFCOLOR { 1, NULL, C_CDXY|C_CSXY|C_CSSPEC|C_CSEFF,\ |
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{C_CMAXV,C_CMAXV,C_CMAXV,C_CMAXV,C_CMAXV,\ |
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C_CMAXV,C_CMAXV,C_CMAXV,C_CMAXV,C_CMAXV,C_CMAXV,\ |
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C_CMAXV,C_CMAXV,C_CMAXV,C_CMAXV,C_CMAXV,C_CMAXV,\ |
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typedef struct { |
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int clock; /* incremented each change -- resettable */ |
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char *client_data; /* pointer to private client-owned data */ |
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int sided; /* 1 if surface is 1-sided, 0 for 2-sided */ |
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float nr, ni; /* index of refraction, real and imaginary */ |
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float rd; /* diffuse reflectance */ |
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typedef struct { |
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int clock; /* incremented each change -- resettable */ |
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char *client_data; /* pointer to private client-owned data */ |
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FVECT p, n; /* point and normal */ |
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} C_VERTEX; /* vertex context */ |
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#define C_DEFMATERIAL {1,0,1.,0.,0.,C_DEFCOLOR,0.,C_DEFCOLOR,0.,C_DEFCOLOR,\ |
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0.,C_DEFCOLOR,0.,0.,C_DEFCOLOR,0.} |
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#define C_DEFVERTEX {1,{0.,0.,0.},{0.,0.,0.}} |
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#define C_DEFMATERIAL {1,NULL,0,1.,0.,0.,C_DEFCOLOR,0.,C_DEFCOLOR,0.,\ |
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C_DEFCOLOR,0.,C_DEFCOLOR,0.,0.,C_DEFCOLOR,0.} |
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#define C_DEFVERTEX {1,NULL,{0.,0.,0.},{0.,0.,0.}} |
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extern C_COLOR *c_ccolor; /* the current color */ |
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extern char *c_ccname; /* current color name */ |
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* Miscellaneous definitions |
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*/ |
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#ifndef PI |
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#ifdef M_PI |
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#define PI M_PI |
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#define PI ((double)M_PI) |
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#else |
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#define PI 3.14159265358979323846 |
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#endif |
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#ifdef DCL_ATOF |
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extern double atof(); |
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#endif |
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#ifndef MEM_PTR |
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#define MEM_PTR void * |
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#endif |
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extern MEM_PTR malloc(); |
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extern MEM_PTR calloc(); |
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extern MEM_PTR realloc(); |
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extern void free(); |
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#endif /*MG_VMAJOR*/ |