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/* Copyright (c) 1998 Silicon Graphics, Inc. */
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/* SCCSid "$SunId$ SGI" */
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/*
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* Header file for rholo program
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*/
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#include "holo.h"
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#include "vars.h"
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#ifndef RPACKSIZ
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#define RPACKSIZ 21 /* good packet size */
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#endif
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typedef struct packet {
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int2 hd; /* holodeck section (first) */
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int4 bi; /* beam index (second) */
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int4 nr; /* number of rays (third) */
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int4 nc; /* number calculated (fourth) */
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RAYVAL ra[RPACKSIZ]; /* ray values (fifth) */
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float *offset; /* offset array if !vbool(OBSTRUCTIONS) */
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struct packet *next; /* next in packet list */
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} PACKET; /* a beam packet */
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typedef struct {
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int2 hd; /* holodeck section (first) */
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int4 bi; /* beam index (second) */
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int4 nr; /* number of rays (third) */
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int4 nc; /* number calculated (fourth) */
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} PACKHEAD; /* followed by ray values */
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#define packsiz(nr) (sizeof(PACKHEAD)+(nr)*sizeof(RAYVAL))
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#define packra(p) ((RAYVAL *)((p)+1))
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typedef struct {
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FVECT vpt; /* view (eye point) position */
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double rng; /* desired mean radius for sample rays */
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} VIEWPOINT; /* target eye position */
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/* input variables */
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#define CACHE 0 /* amount of memory to use as cache */
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#define DISKSPACE 1 /* how much disk space to use */
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#define EYESEP 2 /* eye separation distance */
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#define GRID 3 /* target grid size */
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#define OBSTRUCTIONS 4 /* shall we track obstructions? */
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#define OCTREE 5 /* octree file name */
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#define RENDER 6 /* rendering options */
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#define REPORT 7 /* report interval and error file */
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#define RIF 8 /* rad input file */
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#define SECTION 9 /* holodeck section boundaries */
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#define TIME 10 /* maximum rendering time */
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#define VDIST 11 /* virtual distance calculation */
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#define NRHVARS 12 /* number of variables */
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#define RHVINIT { \
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{"CACHE", 2, 0, NULL, fltvalue}, \
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{"DISKSPACE", 3, 0, NULL, fltvalue}, \
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{"EYESEP", 3, 0, NULL, fltvalue}, \
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{"GRID", 2, 0, NULL, fltvalue}, \
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{"OBSTRUCTIONS",3, 0, NULL, boolvalue}, \
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{"OCTREE", 3, 0, NULL, onevalue}, \
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{"render", 3, 0, NULL, catvalues}, \
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{"REPORT", 3, 0, NULL, onevalue}, \
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{"RIF", 3, 0, NULL, onevalue}, \
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{"section", 3, 0, NULL, NULL}, \
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{"TIME", 2, 0, NULL, fltvalue}, \
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{"VDISTANCE", 2, 0, NULL, boolvalue}, \
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}
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/* bundle set requests */
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#define BS_NEW 1 /* replace current set with new one */
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#define BS_ADD 2 /* add to current set */
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#define BS_ADJ 3 /* adjust current set quantities */
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#define BS_DEL 4 /* delete from current set */
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extern char *progname; /* our program name */
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extern char *hdkfile; /* holodeck file name */
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extern char froot[]; /* root file name */
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extern char *outdev; /* output device name */
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extern int readinp; /* read input from stdin */
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extern int force; /* allow overwrite of holodeck */
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extern int nowarn; /* turn warnings off? */
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extern int ncprocs; /* number of requested compute processes */
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extern int nprocs; /* number of running compute processes */
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extern double expval; /* global exposure value */
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extern VIEWPOINT myeye; /* target view position */
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extern time_t starttime; /* time we got started */
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extern time_t endtime; /* time we should end by */
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extern time_t reporttime; /* time for next report */
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extern long nraysdone; /* number of rays done */
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extern long npacksdone; /* number of packets done */
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extern int rtargc; /* rtrace command */
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extern char *rtargv[];
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extern PACKET *do_packets(), *get_packets(), *flush_queue();
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