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root/radiance/ray/src/hd/rholo.h
Revision: 3.17
Committed: Fri Dec 18 11:56:10 1998 UTC (25 years, 3 months ago) by gwlarson
Content type: text/plain
Branch: MAIN
Changes since 3.16: +9 -7 lines
Log Message:
created new ogl driver with direct geometry rendering

File Contents

# Content
1 /* Copyright (c) 1998 Silicon Graphics, Inc. */
2
3 /* SCCSid "$SunId$ SGI" */
4
5 /*
6 * Header file for rholo program
7 */
8
9 #include "holo.h"
10 #include "vars.h"
11
12 #ifndef RPACKSIZ
13 #define RPACKSIZ 21 /* good packet size */
14 #endif
15
16 typedef struct packet {
17 int2 hd; /* holodeck section (first) */
18 int4 bi; /* beam index (second) */
19 int4 nr; /* number of rays (third) */
20 int4 nc; /* number calculated (fourth) */
21 RAYVAL ra[RPACKSIZ]; /* ray values (fifth) */
22 float *offset; /* offset array if !vbool(OBSTRUCTIONS) */
23 struct packet *next; /* next in packet list */
24 } PACKET; /* a beam packet */
25
26 typedef struct {
27 int2 hd; /* holodeck section (first) */
28 int4 bi; /* beam index (second) */
29 int4 nr; /* number of rays (third) */
30 int4 nc; /* number calculated (fourth) */
31 } PACKHEAD; /* followed by ray values */
32
33 #define packsiz(nr) (sizeof(PACKHEAD)+(nr)*sizeof(RAYVAL))
34 #define packra(p) ((RAYVAL *)((p)+1))
35
36 typedef struct {
37 FVECT vpt; /* view (eye point) position */
38 double rng; /* desired mean radius for sample rays */
39 } VIEWPOINT; /* target eye position */
40
41 /* input variables */
42 #define CACHE 0 /* amount of memory to use as cache */
43 #define DISKSPACE 1 /* how much disk space to use */
44 #define EYESEP 2 /* eye separation distance */
45 #define GRID 3 /* target grid size */
46 #define OBSTRUCTIONS 4 /* shall we track obstructions? */
47 #define OCTREE 5 /* octree file name */
48 #define OSECTION 6 /* section octree */
49 #define RENDER 7 /* rendering options */
50 #define REPORT 8 /* report interval and error file */
51 #define RIF 9 /* rad input file */
52 #define SECTION 10 /* holodeck section boundaries */
53 #define TIME 11 /* maximum rendering time */
54 #define VDIST 12 /* virtual distance calculation */
55
56 #define NRHVARS 13 /* number of variables */
57
58 #define RHVINIT { \
59 {"CACHE", 2, 0, NULL, fltvalue}, \
60 {"DISKSPACE", 3, 0, NULL, fltvalue}, \
61 {"EYESEP", 3, 0, NULL, fltvalue}, \
62 {"GRID", 2, 0, NULL, fltvalue}, \
63 {"OBSTRUCTIONS",3, 0, NULL, boolvalue}, \
64 {"OCTREE", 3, 0, NULL, onevalue}, \
65 {"osection", 2, 0, NULL, NULL}, \
66 {"render", 3, 0, NULL, catvalues}, \
67 {"REPORT", 3, 0, NULL, onevalue}, \
68 {"RIF", 3, 0, NULL, onevalue}, \
69 {"section", 3, 0, NULL, NULL}, \
70 {"TIME", 2, 0, NULL, fltvalue}, \
71 {"VDISTANCE", 2, 0, NULL, boolvalue}, \
72 }
73
74 /* bundle set requests */
75 #define BS_NEW 1 /* replace current set with new one */
76 #define BS_ADD 2 /* add to current set */
77 #define BS_ADJ 3 /* adjust current set quantities */
78 #define BS_DEL 4 /* delete from current set */
79
80 extern char *progname; /* our program name */
81 extern char *hdkfile; /* holodeck file name */
82 extern char froot[]; /* root file name */
83
84 extern char *outdev; /* output device name */
85
86 extern int readinp; /* read input from stdin */
87
88 extern int force; /* allow overwrite of holodeck */
89
90 extern int nowarn; /* turn warnings off? */
91
92 extern int ncprocs; /* number of requested compute processes */
93 extern int nprocs; /* number of running compute processes */
94
95 extern double expval; /* global exposure value */
96
97 extern VIEWPOINT myeye; /* target view position */
98
99 extern time_t starttime; /* time we got started */
100 extern time_t endtime; /* time we should end by */
101 extern time_t reporttime; /* time for next report */
102
103 extern long nraysdone; /* number of rays done */
104 extern long npacksdone; /* number of packets done */
105
106 extern int rtargc; /* rtrace command */
107 extern char *rtargv[];
108
109 extern PACKET *do_packets(), *get_packets(), *flush_queue();