1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
|
/*******************************************************************************
* *
* Viewmol *
* *
* R A Y T R A C E R . C *
* *
* Copyright (c) Joerg-R. Hill, December 2000 *
* *
********************************************************************************
*
* $Id: raytracer.c,v 1.5 2000/12/10 15:14:42 jrh Exp $
* $Log: raytracer.c,v $
* Revision 1.5 2000/12/10 15:14:42 jrh
* Release 2.3
*
* Revision 1.4 1999/05/24 01:27:05 jrh
* Release 2.2.1
*
* Revision 1.3 1999/02/07 21:55:23 jrh
* Release 2.2
*
* Revision 1.2 1998/01/26 00:49:09 jrh
* Release 2.1
*
* Revision 1.1 1996/12/10 18:43:29 jrh
* Initial revision
*
*/
#include<stdio.h>
#include<stdlib.h>
#include<string.h>
#include<unistd.h>
#include<X11/Intrinsic.h>
#include "viewmol.h"
#include "dialog.h"
extern char *getStringResource(Widget, char *);
extern void GetMessageBoxButton(Widget, XtPointer, caddr_t);
extern char *selectFile(char *, char *, int);
extern int messgb(Widget, int, char *, struct PushButtonRow *, int);
extern char *saveVectorFile(int, char *, int);
extern int runProg(char *, int, char *, char *, char *, pid_t *);
extern int checkFile(char **);
extern Widget topShell;
extern pid_t raypid;
extern char rayshade[], displayRLE[];
void raytracer(Widget widget, caddr_t data1, caddr_t data2)
{
static struct PushButtonRow buttons1[] = {{"continue", GetMessageBoxButton, (XtPointer)0, NULL},
{"cancel", GetMessageBoxButton, (XtPointer)1, NULL}};
static struct PushButtonRow buttons2[] = {{"doRaytracing", GetMessageBoxButton, (XtPointer)0, NULL},
{"stopRaytracing", GetMessageBoxButton, (XtPointer)1, NULL}};
static struct PushButtonRow buttons3[] = {{"continue", GetMessageBoxButton, (XtPointer)0, NULL}};
static char *rayfile="vm_image.ray";
pid_t pid;
char line[MAXLENLINE];
char rlefile[MAXLENLINE], *dot;
if ((rayfile=selectFile("*", rayfile, TRUE)) == NULL) return;
saveVectorFile(VIEWER, rayfile, RAYTRACER);
strcpy(rlefile, rayfile);
if ((dot=strrchr(rlefile,'.')) != NULL)
strcpy(dot, ".rle");
else
strcat(rlefile, ".rle");
if (!access(rlefile, F_OK))
{
dot=getStringResource(topShell, "FileExists");
sprintf(line, dot, rlefile);
if (messgb(topShell, 1, line, buttons1, 2) == 1) return;
}
if (*rayshade != '\0')
{
if (*displayRLE == '\0')
{
dot=getStringResource(topShell, "noDisplay");
if (messgb(topShell, 3, dot, buttons2, 2) == 1) return;
}
if ((raypid=fork()) == (pid_t)0)
{
runProg(rayshade, TRUE, rayfile, rlefile, "/dev/null", &pid);
if (*displayRLE != '\0')
{
sprintf(line, displayRLE, rlefile);
runProg(line, FALSE, NULL, NULL, "/dev/null", &pid);
}
exit(0);
}
}
else
{
dot=getStringResource(topShell, "noRayshade");
messgb(topShell, 3, dot, buttons3, 1);
}
}
|
