ViewVC Help
View File | Revision Log | Show Annotations | Download File | Root Listing
root/radiance/ray/src/meta/meta.h
Revision: 1.6
Committed: Mon Jul 14 22:24:00 2003 UTC (21 years, 3 months ago) by schorsch
Content type: text/plain
Branch: MAIN
Changes since 1.5: +4 -4 lines
Log Message:
Instrumented headers against multiple inclusion and for use from C++.
Moved includes in headers out of "C" scope.

File Contents

# User Rev Content
1 schorsch 1.6 /* RCSid: $Id: meta.h,v 1.5 2003/07/14 16:05:45 greg Exp $ */
2 greg 1.1 /*
3     * Standard meta-file definitions and limits
4     */
5 schorsch 1.2 #ifndef _RAD_META_H_
6     #define _RAD_META_H_
7 greg 1.1
8 schorsch 1.2 #include "copyright.h"
9 greg 1.1
10     #include <stdio.h>
11 schorsch 1.2 #include <stdlib.h>
12 greg 1.5 #include <ctype.h>
13 greg 1.1
14 greg 1.5 #include "rterror.h"
15 greg 1.1
16 schorsch 1.6 #ifdef __cplusplus
17     extern "C" {
18     #endif
19 greg 1.1
20     #define TRUE 1
21     #define FALSE 0
22    
23     #define PEOF 'F' /* end of file global */
24     #define PEOP 'E' /* end of page global */
25 greg 1.4 #define PPAUS 'P' /* pause global */
26 greg 1.1 #define PDRAW 'D' /* draw global */
27     #define POPEN 'O' /* open segment */
28     #define PCLOSE 'C' /* close segment */
29     #define PSET 'S' /* set global */
30     #define PUNSET 'U' /* unset global */
31     #define PRESET 'R' /* reset global to default */
32     #define PINCL 'I' /* include file */
33    
34     #define PLSEG 'l' /* line segment command */
35     #define PRFILL 'r' /* rectangle fill command */
36     #define PTFILL 't' /* triangle fill command */
37     #define PMSTR 'm' /* matrix string command */
38     #define PVSTR 'v' /* vector string command */
39     #define PSEG 's' /* print segment command */
40     #define PPFILL 'p' /* polygon fill command */
41    
42     #define NCOMMANDS 17 /* number of commands */
43    
44     #define COML "lrtmsvpOCESURPDIF" /* command letters */
45    
46     #define ADELIM '`' /* additional argument delimiter */
47     #define CDELIM '#' /* comment delimiter */
48    
49     #define MAXARGS 512 /* maximum # of arguments for primitive */
50    
51     #define SALL 0 /* set all */
52     #define SPAT0 04 /* set pattern 0 */
53     #define SPAT1 05 /* set pattern 1 */
54     #define SPAT2 06 /* set pattern 2 */
55     #define SPAT3 07 /* set pattern 3 */
56    
57     #ifdef UNIX
58     #define TDIR "/tmp/" /* directory for temporary files */
59     #ifndef MDIR
60     #define MDIR "/usr/local/lib/meta/" /* directory for metafiles */
61     #endif
62     #define TTY "/dev/tty" /* console name */
63     #endif
64    
65     #ifdef MAC
66     #define TDIR "5:tmp/" /* directory for temporary files */
67     #define MDIR "/meta/" /* directory for metafiles */
68     #define TTY ".con" /* console name */
69     #endif
70    
71     #ifdef CPM
72     #define TDIR "0/" /* directory for temporary files */
73     #define MDIR "0/" /* directory for metafiles */
74     #define TTY "CON:" /* console name */
75     #endif
76    
77 schorsch 1.2 #ifdef _WIN32 /* XXX */
78     #define MDIR "c\\tmp\\" /* XXX we just need something to compile for now */
79     #define TTY "CON:" /* XXX this probably doesn't work */
80     #endif /* XXX */
81    
82 greg 1.1 #define MAXFNAME 64 /* maximum file name length */
83    
84     #define XYSIZE (1<<14) /* metafile coordinate size */
85    
86 schorsch 1.2 #ifndef max
87 greg 1.1 #define max(x, y) ((x) > (y) ? (x) : (y))
88 schorsch 1.2 #endif
89     #ifndef min
90 greg 1.1 #define min(x, y) ((x) < (y) ? (x) : (y))
91 schorsch 1.2 #endif
92 greg 1.1
93     #define abs(x) ((x) < 0 ? -(x) : (x))
94    
95     #define iscom(c) (comndx(c) != -1)
96     #define isglob(c) isupper(c)
97     #define isprim(c) islower(c)
98    
99     #define WIDTH(wspec) ((wspec)==0 ? 0 : 12*(1<<(wspec)))
100     #define CONV(coord, size) ((int)(((long)(coord)*(size))>>14))
101     #define ICONV(dcoord, size) ((int)(((long)(dcoord)<<14)/(size)))
102    
103     #define XMN 0 /* index in xy array for xmin */
104     #define YMN 1 /* index in xy array for ymin */
105     #define XMX 2 /* index in xy array for xmax */
106     #define YMX 3 /* index in xy array for ymax */
107    
108    
109     /*
110     * Structure definitions for primitives
111     */
112    
113     struct primitive { /* output primitive */
114     short com, /* command (0 - 127) */
115     arg0; /* first argument (1 byte) */
116     int xy[4]; /* extent=(xmin,ymin,xmax,ymax) */
117     char *args; /* additional arguments */
118     struct primitive *pnext; /* next primitive */
119     };
120    
121     typedef struct primitive PRIMITIVE;
122    
123     struct plist { /* list of primitives */
124     PRIMITIVE *ptop, *pbot;
125     };
126    
127     typedef struct plist PLIST;
128    
129    
130     /*
131     * External declarations
132     */
133    
134 schorsch 1.2 char *savestr();
135 greg 1.1
136 schorsch 1.2 PRIMITIVE *pop();
137 greg 1.1
138     FILE *efopen(), *mfopen();
139    
140     extern char coms[];
141 schorsch 1.2 extern char errmsg[];
142     extern char *progname;
143 greg 1.1
144 schorsch 1.2 /* expand.c */
145     extern void expand(FILE *infp, short *exlist);
146     /* palloc.c */
147     extern PRIMITIVE *palloc(void);
148     extern void pfree(register PRIMITIVE *p);
149     extern void plfree(register PLIST *pl);
150     /* sort.c */
151     extern void sort(FILE *infp, int (*pcmp)());
152 greg 1.3 extern void pmergesort(FILE *fi[], int nf, PLIST *pl, int (*pcmp)(), FILE *ofp);
153 schorsch 1.2 /* metacalls.c */
154     extern void mdraw(int x, int y);
155     extern void msegment(int xmin, int ymin, int xmax, int ymax, char *sname,
156     int d, int thick, int color);
157     extern void mvstr(int xmin, int ymin, int xmax, int ymax, char *s,
158     int d, int thick, int color);
159     extern void mtext(int x, int y, char *s, int cpi, int color);
160     extern void mpoly(int x, int y, int border, int pat, int color);
161     extern void mtriangle(int xmin, int ymin, int xmax, int ymax,
162     int d, int pat, int color);
163     extern void mrectangle(int xmin, int ymin, int xmax, int ymax,
164     int pat, int color);
165     extern void mline(int x, int y, int type, int thick, int color);
166     extern void mcloseseg(void);
167     extern void mopenseg(char *sname);
168     extern void msetpat(int pn, char *pat);
169     extern void minclude(char *fname);
170     extern void mdone(void);
171     extern void mendpage(void);
172    
173    
174     #ifdef __cplusplus
175     }
176     #endif
177     #endif /* _RAD_META_H_ */
178 greg 1.1