7 |
|
* 9/21/90 Greg Ward |
8 |
|
*/ |
9 |
|
|
10 |
+ |
#include <X11/Xlib.h> |
11 |
+ |
|
12 |
|
#include "standard.h" |
13 |
+ |
#include "paths.h" |
14 |
|
#include "view.h" |
12 |
– |
#include <X11/Xlib.h> |
15 |
|
|
16 |
|
#define MAXDEPTH 32 /* ridiculous ray tree depth */ |
17 |
|
|
21 |
|
#define sscanvec(s,v) (sscanf(s,"%lf %lf %lf",v,v+1,v+2)==3) |
22 |
|
#endif |
23 |
|
|
24 |
< |
char rtcom[] = "rtrace -h- -otp -fa -x 1"; |
24 |
> |
char rtcom[64] = "rtrace -h- -otp -fa -x 1"; |
25 |
|
char xicom[] = "ximage -c 256"; |
26 |
|
|
27 |
|
VIEW ourview = STDVIEW; /* view for picture */ |
45 |
|
|
46 |
|
int slow = 0; /* slow trace? */ |
47 |
|
|
48 |
+ |
void mainloop(void); |
49 |
+ |
static void freetree(struct node *tp); |
50 |
+ |
static void tracerays(struct node *tp); |
51 |
+ |
static int strtoipt(int ipt[2], char *str); |
52 |
+ |
static void setvec(int ipt[2]); |
53 |
+ |
static void vector(int ip1[2], int ip2[2]); |
54 |
|
|
55 |
< |
main(argc, argv) /* takes both the octree and the image */ |
56 |
< |
int argc; |
57 |
< |
char *argv[]; |
55 |
> |
|
56 |
> |
int |
57 |
> |
main( /* takes both the octree and the image */ |
58 |
> |
int argc, |
59 |
> |
char *argv[] |
60 |
> |
) |
61 |
|
{ |
62 |
|
int i; |
63 |
< |
char combuf[256]; |
63 |
> |
char combuf[PATH_MAX]; |
64 |
|
|
65 |
|
progname = argv[0]; |
66 |
|
for (i = 1; i < argc-2; i++) |
67 |
|
if (!strcmp(argv[i], "-s")) |
68 |
|
slow++; |
69 |
+ |
else if (!strcmp(argv[i], "-T")) |
70 |
+ |
strcat(rtcom, " -oTp"); |
71 |
|
else |
72 |
|
break; |
73 |
|
if (i > argc-2) { |
91 |
|
exit(1); |
92 |
|
} |
93 |
|
/* build input command */ |
94 |
< |
sprintf(combuf, "%s %s | %s", xicom, picture, rtcom); |
94 |
> |
sprintf(combuf, "%s \"%s\" | %s", xicom, picture, rtcom); |
95 |
|
for ( ; i < argc-1; i++) { |
96 |
|
strcat(combuf, " "); |
97 |
|
strcat(combuf, argv[i]); |
107 |
|
} |
108 |
|
|
109 |
|
|
110 |
< |
mainloop() /* get and process input */ |
110 |
> |
void |
111 |
> |
mainloop(void) /* get and process input */ |
112 |
|
{ |
113 |
|
static struct node *sis[MAXDEPTH]; |
114 |
|
register struct node *newp; |
147 |
|
} |
148 |
|
|
149 |
|
|
150 |
< |
freetree(tp) /* free a trace tree */ |
151 |
< |
struct node *tp; |
150 |
> |
static void |
151 |
> |
freetree( /* free a trace tree */ |
152 |
> |
struct node *tp |
153 |
> |
) |
154 |
|
{ |
155 |
|
register struct node *kid, *k2; |
156 |
|
|
162 |
|
} |
163 |
|
|
164 |
|
|
165 |
< |
tracerays(tp) /* trace a ray tree */ |
166 |
< |
struct node *tp; |
165 |
> |
static void |
166 |
> |
tracerays( /* trace a ray tree */ |
167 |
> |
struct node *tp |
168 |
> |
) |
169 |
|
{ |
170 |
|
register struct node *kid; |
171 |
|
|
176 |
|
} |
177 |
|
|
178 |
|
|
179 |
< |
strtoipt(ipt, str) /* convert string x y z to image point */ |
180 |
< |
int ipt[2]; |
181 |
< |
char *str; |
179 |
> |
static int |
180 |
> |
strtoipt( /* convert string x y z to image point */ |
181 |
> |
int ipt[2], |
182 |
> |
char *str |
183 |
> |
) |
184 |
|
{ |
185 |
|
FVECT im_pt, pt; |
186 |
|
|
204 |
|
int xoff, yoff; |
205 |
|
|
206 |
|
|
207 |
< |
setvec(ipt) /* set up vector drawing for pick */ |
208 |
< |
int ipt[2]; |
207 |
> |
static void |
208 |
> |
setvec( /* set up vector drawing for pick */ |
209 |
> |
int ipt[2] |
210 |
> |
) |
211 |
|
{ |
212 |
|
extern Window xfindwind(); |
213 |
|
XWindowAttributes wa; |
246 |
|
} |
247 |
|
|
248 |
|
|
249 |
< |
vector(ip1, ip2) /* draw a vector */ |
250 |
< |
int ip1[2], ip2[2]; |
249 |
> |
static void |
250 |
> |
vector( /* draw a vector */ |
251 |
> |
int ip1[2], |
252 |
> |
int ip2[2] |
253 |
> |
) |
254 |
|
{ |
255 |
|
if (ip2[0] == -1 && ip2[1] == -1) |
256 |
|
return; /* null vector */ |