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/*******************************************************************************
* *
* Viewmol *
* *
* R A Y T R A C E . C *
* *
* Copyright (c) Joerg-R. Hill, October 2003 *
* *
********************************************************************************
*
* $Id: raytrace.c,v 1.6 2003/11/07 11:13:07 jrh Exp $
* $Log: raytrace.c,v $
* Revision 1.6 2003/11/07 11:13:07 jrh
* Release 2.4
*
*
* 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<Xm/Xm.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 struct WINDOW windows[];
extern pid_t raypid;
extern char raytracer[], displayImage[];
void raytrace(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";
Dimension width, height;
pid_t pid;
char line[MAXLENLINE];
char pngfile[MAXLENLINE], *dot;
if ((rayfile=selectFile("*", rayfile, TRUE)) == NULL) return;
saveVectorFile(VIEWER, rayfile, RAYTRACER);
strcpy(pngfile, rayfile);
if ((dot=strrchr(pngfile,'.')) != NULL)
strcpy(dot, ".png");
else
strcat(pngfile, ".png");
if (!access(pngfile, F_OK))
{
dot=getStringResource(topShell, "FileExists");
sprintf(line, dot, pngfile);
if (messgb(topShell, 1, line, buttons1, 2) == 1) return;
}
if (*raytracer != '\0')
{
if (*displayImage == '\0')
{
dot=getStringResource(topShell, "noDisplay");
if (messgb(topShell, 3, dot, buttons2, 2) == 1) return;
}
if ((raypid=fork()) == (pid_t)0)
{
XtVaGetValues(windows[VIEWER].widget, XmNwidth, &width, XmNheight, &height, NULL);
sprintf(line, raytracer, rayfile, pngfile, width, height);
runProg(line, TRUE, NULL, NULL, "/dev/null", &pid);
/* runProg(raytracer, TRUE, rayfile, pngfile, "/dev/null", &pid);*/
if (*displayImage != '\0')
{
sprintf(line, displayImage, pngfile);
runProg(line, FALSE, NULL, NULL, "/dev/null", &pid);
}
exit(0);
}
}
else
{
dot=getStringResource(topShell, "noRayshade");
messgb(topShell, 3, dot, buttons3, 1);
}
}
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