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root/radiance/ray/src/meta/meta.h
Revision: 1.2
Committed: Sun Jun 8 12:03:10 2003 UTC (21 years, 6 months ago) by schorsch
Content type: text/plain
Branch: MAIN
Changes since 1.1: +56 -5 lines
Log Message:
Reduced compile warnings/errors on Windows.

File Contents

# Content
1 /* RCSid: $Id: meta.h,v 1.1 2003/02/22 02:07:26 greg Exp $ */
2 /*
3 * Standard meta-file definitions and limits
4 */
5 #ifndef _RAD_META_H_
6 #define _RAD_META_H_
7 #ifdef __cplusplus
8 extern "C" {
9 #endif
10
11 #include "copyright.h"
12
13 #include <stdio.h>
14 #include <stdlib.h>
15 #include <malloc.h>
16
17 #include <ctype.h>
18
19
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 #define PPAUSE 'P' /* pause global */
26 #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 #define SYSTEM 0 /* system error, internal, fatal */
58 #define USER 1 /* user error, fatal */
59 #define WARNING 2 /* user error, not fatal */
60
61 #ifdef UNIX
62 #define TDIR "/tmp/" /* directory for temporary files */
63 #ifndef MDIR
64 #define MDIR "/usr/local/lib/meta/" /* directory for metafiles */
65 #endif
66 #define TTY "/dev/tty" /* console name */
67 #endif
68
69 #ifdef MAC
70 #define TDIR "5:tmp/" /* directory for temporary files */
71 #define MDIR "/meta/" /* directory for metafiles */
72 #define TTY ".con" /* console name */
73 #endif
74
75 #ifdef CPM
76 #define TDIR "0/" /* directory for temporary files */
77 #define MDIR "0/" /* directory for metafiles */
78 #define TTY "CON:" /* console name */
79 #endif
80
81 #ifdef _WIN32 /* XXX */
82 #define MDIR "c\\tmp\\" /* XXX we just need something to compile for now */
83 #define TTY "CON:" /* XXX this probably doesn't work */
84 #endif /* XXX */
85
86 #define MAXFNAME 64 /* maximum file name length */
87
88 #define XYSIZE (1<<14) /* metafile coordinate size */
89
90 #ifndef max
91 #define max(x, y) ((x) > (y) ? (x) : (y))
92 #endif
93 #ifndef min
94 #define min(x, y) ((x) < (y) ? (x) : (y))
95 #endif
96
97 #define abs(x) ((x) < 0 ? -(x) : (x))
98
99 #define iscom(c) (comndx(c) != -1)
100 #define isglob(c) isupper(c)
101 #define isprim(c) islower(c)
102
103 #define WIDTH(wspec) ((wspec)==0 ? 0 : 12*(1<<(wspec)))
104 #define CONV(coord, size) ((int)(((long)(coord)*(size))>>14))
105 #define ICONV(dcoord, size) ((int)(((long)(dcoord)<<14)/(size)))
106
107 #define XMN 0 /* index in xy array for xmin */
108 #define YMN 1 /* index in xy array for ymin */
109 #define XMX 2 /* index in xy array for xmax */
110 #define YMX 3 /* index in xy array for ymax */
111
112
113 /*
114 * Structure definitions for primitives
115 */
116
117 struct primitive { /* output primitive */
118 short com, /* command (0 - 127) */
119 arg0; /* first argument (1 byte) */
120 int xy[4]; /* extent=(xmin,ymin,xmax,ymax) */
121 char *args; /* additional arguments */
122 struct primitive *pnext; /* next primitive */
123 };
124
125 typedef struct primitive PRIMITIVE;
126
127 struct plist { /* list of primitives */
128 PRIMITIVE *ptop, *pbot;
129 };
130
131 typedef struct plist PLIST;
132
133
134 /*
135 * External declarations
136 */
137
138 char *savestr();
139
140 PRIMITIVE *pop();
141
142 FILE *efopen(), *mfopen();
143
144 extern char coms[];
145 extern char errmsg[];
146 extern char *progname;
147
148 /* expand.c */
149 extern void expand(FILE *infp, short *exlist);
150 /* palloc.c */
151 extern PRIMITIVE *palloc(void);
152 extern void pfree(register PRIMITIVE *p);
153 extern void plfree(register PLIST *pl);
154 /* sort.c */
155 extern void sort(FILE *infp, int (*pcmp)());
156 extern void mergesort(FILE *fi[], int nf, PLIST *pl, int (*pcmp)(), FILE *ofp);
157 /* metacalls.c */
158 extern void mdraw(int x, int y);
159 extern void msegment(int xmin, int ymin, int xmax, int ymax, char *sname,
160 int d, int thick, int color);
161 extern void mvstr(int xmin, int ymin, int xmax, int ymax, char *s,
162 int d, int thick, int color);
163 extern void mtext(int x, int y, char *s, int cpi, int color);
164 extern void mpoly(int x, int y, int border, int pat, int color);
165 extern void mtriangle(int xmin, int ymin, int xmax, int ymax,
166 int d, int pat, int color);
167 extern void mrectangle(int xmin, int ymin, int xmax, int ymax,
168 int pat, int color);
169 extern void mline(int x, int y, int type, int thick, int color);
170 extern void mcloseseg(void);
171 extern void mopenseg(char *sname);
172 extern void msetpat(int pn, char *pat);
173 extern void minclude(char *fname);
174 extern void mdone(void);
175 extern void mendpage(void);
176
177
178 #ifdef __cplusplus
179 }
180 #endif
181 #endif /* _RAD_META_H_ */
182