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/* RCSid $Id$ */
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/*
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* object.h - header file for routines using objects and object sets.
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*/
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#include "copyright.h"
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#ifndef OCTREE
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#define OCTREE int
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#endif
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/*
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* Object definitions require general specifications
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* which may include a number of different argument types.
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* The following structure aids in the storage of such
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* argument lists.
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*/
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typedef struct {
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short nsargs; /* # of string arguments */
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short nfargs; /* # of real arguments */
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char **sarg; /* string arguments */
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FLOAT *farg; /* real arguments */
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#ifdef IARGS
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short niargs; /* # of integer arguments */
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long *iarg; /* integer arguments */
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#endif
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} FUNARGS;
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#define MAXSTR 128 /* maximum string length */
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/*
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* An object is defined as an index into an array of
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* structures containing the object type and specification
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* and the modifier index.
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*/
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#ifndef OBJECT
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#ifdef BIGMEM
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#define OBJECT int4 /* index to object array */
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#else
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#define OBJECT int2 /* index to object array */
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#endif
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#endif
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typedef struct {
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OBJECT omod; /* modifier number */
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short otype; /* object type number */
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char *oname; /* object name */
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FUNARGS oargs; /* object specification */
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char *os; /* object structure */
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} OBJREC;
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#ifndef MAXOBJBLK
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#ifdef BIGMEM
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#define MAXOBJBLK 65535 /* maximum number of object blocks */
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#else
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#define MAXOBJBLK 63 /* maximum number of object blocks */
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#endif
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#endif
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extern OBJREC *objblock[MAXOBJBLK]; /* the object blocks */
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extern OBJECT nobjects; /* # of objects */
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#define OBJBLKSHFT 9
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#define OBJBLKSIZ (1<<OBJBLKSHFT) /* object block size */
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#define objptr(obj) (objblock[(obj)>>OBJBLKSHFT]+((obj)&(OBJBLKSIZ-1)))
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#define OVOID (-1) /* void object */
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#define VOIDID "void" /* void identifier */
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/*
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* Object sets begin with the number of objects and proceed with
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* the objects in ascending order.
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*/
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#define MAXSET 127 /* maximum object set size */
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#define setfree(os) free((void *)(os))
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extern void (*addobjnotify[])(); /* people to notify of new objects */
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#ifdef NOPROTO
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extern int objndx();
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extern int lastmod();
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extern int modifier();
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extern int object();
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extern void insertobject();
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extern void clearobjndx();
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extern void insertelem();
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extern void deletelem();
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extern int inset();
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extern int setequal();
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extern void setcopy();
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extern OBJECT * setsave();
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extern void setunion();
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extern void setintersect();
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extern OCTREE fullnode();
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extern void objset();
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extern int dosets();
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extern void donesets();
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extern int otype();
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extern void objerror();
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extern int readfargs();
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extern void freefargs();
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extern void readobj();
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extern void getobject();
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extern int newobject();
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extern void freeobjects();
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extern int free_os();
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#else
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/* defined in modobject.c */
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extern int objndx(OBJREC *op);
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extern int lastmod(OBJECT obj, char *mname);
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extern int modifier(char *name);
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extern int object(char *oname);
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extern void insertobject(OBJECT obj);
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extern void clearobjndx(void);
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/* defined in objset.c */
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extern void insertelem(OBJECT *os, OBJECT obj);
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extern void deletelem(OBJECT *os, OBJECT obj);
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extern int inset(OBJECT *os, OBJECT obj);
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extern int setequal(OBJECT *os1, OBJECT *os2);
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extern void setcopy(OBJECT *os1, OBJECT *os2);
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extern OBJECT * setsave(OBJECT *os);
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extern void setunion(OBJECT *osr, OBJECT *os1, OBJECT *os2);
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extern void setintersect(OBJECT *osr, OBJECT *os1, OBJECT *os2);
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extern OCTREE fullnode(OBJECT *oset);
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extern void objset(OBJECT *oset, OCTREE ot);
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extern int dosets(int (*f)());
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extern void donesets(void);
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/* defined in otypes.c */
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extern int otype(char *ofname);
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extern void objerror(OBJREC *o, int etyp, char *msg);
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/* defined in readfargs.c */
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extern int readfargs(FUNARGS *fa, FILE *fp);
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extern void freefargs(FUNARGS *fa);
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/* defined in readobj.c */
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extern void readobj(char *inpspec);
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extern void getobject(char *name, FILE *fp);
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extern int newobject();
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extern void freeobjects(int firstobj, int nobjs);
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/* defined in free_os.c */
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extern int free_os(OBJREC *op);
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#endif
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