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root/radiance/ray/src/meta/meta.h
Revision: 1.9
Committed: Sat Nov 15 02:13:37 2003 UTC (20 years, 11 months ago) by schorsch
Content type: text/plain
Branch: MAIN
Changes since 1.8: +29 -3 lines
Log Message:
Continued ANSIfication, and reduced other compile warnings.

File Contents

# User Rev Content
1 schorsch 1.9 /* RCSid: $Id: meta.h,v 1.8 2003/10/27 10:28:59 schorsch 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 schorsch 1.7
58     #ifdef _WIN32 /* XXX */
59 schorsch 1.8 #define MDIR "C:\\tmp\\" /* XXX we just need something to compile for now */
60 schorsch 1.7 #define TTY "CON:" /* XXX this probably doesn't work */
61 schorsch 1.8 #define TDIR "C:\\tmp\\" /* XXX we just need something to compile for now */
62 schorsch 1.7 #else /* XXX */
63    
64 greg 1.1 #define TDIR "/tmp/" /* directory for temporary files */
65     #ifndef MDIR
66     #define MDIR "/usr/local/lib/meta/" /* directory for metafiles */
67     #endif
68     #define TTY "/dev/tty" /* console name */
69     #endif
70 schorsch 1.2
71 greg 1.1 #define MAXFNAME 64 /* maximum file name length */
72    
73     #define XYSIZE (1<<14) /* metafile coordinate size */
74    
75 schorsch 1.2 #ifndef max
76 greg 1.1 #define max(x, y) ((x) > (y) ? (x) : (y))
77 schorsch 1.2 #endif
78     #ifndef min
79 greg 1.1 #define min(x, y) ((x) < (y) ? (x) : (y))
80 schorsch 1.2 #endif
81 greg 1.1
82     #define abs(x) ((x) < 0 ? -(x) : (x))
83    
84     #define iscom(c) (comndx(c) != -1)
85     #define isglob(c) isupper(c)
86     #define isprim(c) islower(c)
87    
88     #define WIDTH(wspec) ((wspec)==0 ? 0 : 12*(1<<(wspec)))
89     #define CONV(coord, size) ((int)(((long)(coord)*(size))>>14))
90     #define ICONV(dcoord, size) ((int)(((long)(dcoord)<<14)/(size)))
91    
92     #define XMN 0 /* index in xy array for xmin */
93     #define YMN 1 /* index in xy array for ymin */
94     #define XMX 2 /* index in xy array for xmax */
95     #define YMX 3 /* index in xy array for ymax */
96    
97    
98     /*
99     * Structure definitions for primitives
100     */
101    
102     struct primitive { /* output primitive */
103     short com, /* command (0 - 127) */
104     arg0; /* first argument (1 byte) */
105     int xy[4]; /* extent=(xmin,ymin,xmax,ymax) */
106     char *args; /* additional arguments */
107     struct primitive *pnext; /* next primitive */
108     };
109    
110     typedef struct primitive PRIMITIVE;
111    
112     struct plist { /* list of primitives */
113     PRIMITIVE *ptop, *pbot;
114     };
115    
116     typedef struct plist PLIST;
117    
118    
119     /*
120     * External declarations
121     */
122    
123 schorsch 1.2 char *savestr();
124 greg 1.1
125 schorsch 1.2 PRIMITIVE *pop();
126 greg 1.1
127     FILE *efopen(), *mfopen();
128    
129     extern char coms[];
130 schorsch 1.2 extern char errmsg[];
131     extern char *progname;
132 greg 1.1
133 schorsch 1.2 /* expand.c */
134     extern void expand(FILE *infp, short *exlist);
135     /* palloc.c */
136     extern PRIMITIVE *palloc(void);
137 schorsch 1.9 extern void pfree(PRIMITIVE *p);
138     extern void plfree(PLIST *pl);
139 schorsch 1.2 /* sort.c */
140     extern void sort(FILE *infp, int (*pcmp)());
141 greg 1.3 extern void pmergesort(FILE *fi[], int nf, PLIST *pl, int (*pcmp)(), FILE *ofp);
142 schorsch 1.2 /* metacalls.c */
143     extern void mdraw(int x, int y);
144     extern void msegment(int xmin, int ymin, int xmax, int ymax, char *sname,
145     int d, int thick, int color);
146     extern void mvstr(int xmin, int ymin, int xmax, int ymax, char *s,
147     int d, int thick, int color);
148     extern void mtext(int x, int y, char *s, int cpi, int color);
149     extern void mpoly(int x, int y, int border, int pat, int color);
150     extern void mtriangle(int xmin, int ymin, int xmax, int ymax,
151     int d, int pat, int color);
152     extern void mrectangle(int xmin, int ymin, int xmax, int ymax,
153     int pat, int color);
154     extern void mline(int x, int y, int type, int thick, int color);
155     extern void mcloseseg(void);
156     extern void mopenseg(char *sname);
157     extern void msetpat(int pn, char *pat);
158     extern void minclude(char *fname);
159     extern void mdone(void);
160     extern void mendpage(void);
161 schorsch 1.9 /* misc.c */
162     extern int comndx(int c);
163     extern PRIMITIVE *pop(PLIST *pl);
164     extern void push(PRIMITIVE *p, PLIST *pl);
165     extern void add(PRIMITIVE *p, PLIST *pl);
166     extern void append(PLIST *pl1, PLIST *pl2);
167     extern void fargs(PRIMITIVE *p);
168     extern char * nextscan(char *start, char *format, char *result);
169     extern void mcopy(char *p1, char *p2, int n);
170     /* segment.c */
171     extern int inseg(void);
172     extern void closeseg(void);
173     extern void openseg(char *name);
174     extern void segprim(PRIMITIVE *p);
175     extern void segment(PRIMITIVE *p, void (*funcp)(PRIMITIVE *p));
176     extern int xlate(short extrema, PRIMITIVE *p, PRIMITIVE *px);
177     /* cgraph.c */
178     extern void cgraph(int width, int length);
179     extern void cplot(void);
180     extern void cpoint(int c, double x, double y);
181     /* gcalc.c */
182     extern void gcalc(char *types);
183     /* hfio.c, mfio.c */
184     extern int readp(PRIMITIVE *p, FILE *fp);
185     extern void writep(PRIMITIVE *p, FILE *fp);
186     extern void writeof(FILE *fp);
187 schorsch 1.2
188    
189     #ifdef __cplusplus
190     }
191     #endif
192     #endif /* _RAD_META_H_ */
193 greg 1.1