13 |
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#include "paths.h" |
14 |
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#include <sys/types.h> |
15 |
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#include <GL/glx.h> |
16 |
+ |
#ifndef NOSTEREO |
17 |
+ |
#include <X11/extensions/SGIStereo.h> |
18 |
+ |
#endif |
19 |
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#include <ctype.h> |
20 |
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#include "glradicon.h" |
21 |
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|
68 |
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|
69 |
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int currentview = 0; /* current view number */ |
70 |
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VIEW thisview = STDVIEW; /* displayed view */ |
71 |
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double eyedist = 1; /* interocular distance */ |
72 |
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VIEW lastview; /* last recorded view */ |
69 |
– |
char *lastvc = NULL; /* cause of last view change */ |
73 |
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|
74 |
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char *progname; /* global argv[0] */ |
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char *radfile; /* rad input file */ |
79 |
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|
80 |
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int rtpd[3]; /* rtrace process descriptors */ |
81 |
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|
82 |
+ |
int silent = 0; /* run rad silently? */ |
83 |
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int backvis = 1; /* back faces visible? */ |
84 |
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int stereo = 0; /* do stereo? */ |
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|
86 |
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#ifdef NOSTEREO |
87 |
+ |
#define setstereobuf(bid) 0 |
88 |
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#else |
89 |
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#define setstereobuf(bid) (glXWaitGL(), \ |
90 |
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XSGISetStereoBuffer(ourdisplay, gwind, bid), \ |
91 |
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glXWaitX()) |
92 |
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#endif |
93 |
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|
94 |
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int displist; /* our scene display list */ |
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|
96 |
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extern char *fgets(), *fgetline(), *atos(), *scan4var(); |
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int in_dev_view = 0; /* currently in dev_view() */ |
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|
98 |
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#ifdef BSD |
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#define strchr index |
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#endif |
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> |
|
102 |
> |
extern char *strchr(), *fgets(), *fgetline(), *atos(), *scan4var(); |
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extern int nowarn; /* turn warnings off? */ |
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extern time_t time(); |
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|
121 |
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case 'w': |
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nowarn = !nowarn; |
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break; |
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case 's': |
125 |
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silent = !silent; |
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break; |
127 |
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case 'S': |
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stereo = !stereo; |
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break; |
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case 'c': |
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vwintvl = atoi(argv[++i]); |
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break; |
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} |
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if (i >= argc) |
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goto userr; |
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#ifdef NOSTEREO |
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if (stereo) |
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error(INTERNAL, "stereo not supported in this version"); |
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#endif |
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/* run rad and get views */ |
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runrad(argc-i, argv+i); |
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/* check view */ |
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if (viewsel != NULL && (currentview = findvw(viewsel)) < 0) { |
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fprintf(stderr, "%s: no such view\n", viewsel); |
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quit(1); |
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} |
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if (viewsel != NULL) |
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if (viewsel[0] == '-') { |
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char *ve = viewsel; |
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if (!sscanview(&thisview, viewsel) || |
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(ve = setview(&thisview)) != NULL) { |
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fprintf(stderr, "%s: bad view: %s\n", |
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progname, ve); |
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quit(1); |
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} |
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currentview = -1; |
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} else if ((currentview = findvw(viewsel)) < 0) { |
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fprintf(stderr, "%s: no such view: %s\n", |
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progname, viewsel); |
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quit(1); |
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} |
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/* open GL */ |
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dev_open(radfile = argv[i]); |
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/* load octree or scene files */ |
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} else |
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displist = rgl_filelist(nscenef, scene); |
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/* set initial view */ |
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dev_view(vwl[currentview].v); |
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dev_view(currentview < 0 ? &thisview : vwl[currentview].v); |
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/* input/render loop */ |
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while (dev_input(vwintvl)) |
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; |
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/* all done */ |
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quit(0); |
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userr: |
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< |
fprintf(stderr, "Usage: %s [-w][-c #secs][-v view] rfile [VAR=value]..\n", |
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> |
fprintf(stderr, "Usage: %s [-w][-b][-v view] rfile [VAR=value]..\n", |
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argv[0]); |
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quit(1); |
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} |
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/* set rad commmand */ |
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strcpy(radcomm, "rad -w -v 0 "); /* look out below! */ |
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cp = radcomm + 19; |
227 |
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if (silent) { |
228 |
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strcpy(cp, "-s "); |
229 |
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cp += 3; |
230 |
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} |
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while (ac--) { |
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strcpy(cp, *av++); |
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while (*cp) cp++; |
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expval = atof(cp); |
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if (*cp == '-' | *cp == '+') |
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expval = pow(2., expval); |
251 |
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expval *= 0.5; /* compensate for local shading */ |
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} |
253 |
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/* look for eye separation */ |
254 |
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if ((cp = scan4var(buf, sizeof(buf), "EYESEP", fp)) != NULL) |
255 |
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eyedist = atof(cp); |
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/* look for materials */ |
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while ((cp = scan4var(buf, sizeof(buf), "materials", fp)) != NULL) { |
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nscenef += wordstring(scene+nscenef, cp); |
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/* open options file */ |
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if ((fp = fopen(optfile, "r")) == NULL) |
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error(SYSTEM, "cannot open options file"); |
296 |
< |
/* get ambient value */ |
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> |
/* get relevant options */ |
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while (fgets(buf, sizeof(buf), fp) != NULL) |
298 |
< |
if (!strncmp(buf, "-av ", 4)) { |
298 |
> |
if (!strncmp(buf, "-av ", 4)) |
299 |
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setcolor(ambval, atof(buf+4), |
300 |
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atof(sskip2(buf+4,1)), |
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atof(sskip2(buf+4,2))); |
302 |
< |
break; |
303 |
< |
} |
302 |
> |
else if (backvis && !strncmp(buf, "-bv", 3) && |
303 |
> |
(!buf[3] || strchr(" 0-FfNn", buf[3]) != NULL)) |
304 |
> |
backvis = 0; |
305 |
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fclose(fp); |
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unlink(optfile); /* delete options file */ |
307 |
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} |
400 |
|
if (gwind == 0) |
401 |
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error(SYSTEM, "cannot create window\n"); |
402 |
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XStoreName(ourdisplay, gwind, id); |
403 |
+ |
#ifndef NOSTEREO |
404 |
+ |
if (stereo) /* check if stereo working */ |
405 |
+ |
switch (XSGIQueryStereoMode(ourdisplay, gwind)) { |
406 |
+ |
case STEREO_TOP: |
407 |
+ |
case STEREO_BOTTOM: |
408 |
+ |
break; |
409 |
+ |
case STEREO_OFF: |
410 |
+ |
error(USER, |
411 |
+ |
"wrong video mode: run \"/usr/gfx/setmon -n STR_TOP\" first"); |
412 |
+ |
case X_STEREO_UNSUPPORTED: |
413 |
+ |
error(USER, "stereo not supported on this screen"); |
414 |
+ |
default: |
415 |
+ |
error(INTERNAL, "unknown stereo mode"); |
416 |
+ |
} |
417 |
+ |
#endif |
418 |
|
/* set window manager hints */ |
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ourxwmhints.flags = InputHint|IconPixmapHint; |
420 |
|
ourxwmhints.input = True; |
422 |
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gwind, glradicon_bits, glradicon_width, glradicon_height); |
423 |
|
XSetWMHints(ourdisplay, gwind, &ourxwmhints); |
424 |
|
oursizhints.min_width = MINWIDTH; |
425 |
< |
oursizhints.min_height = MINHEIGHT; |
425 |
> |
oursizhints.min_height = stereo ? MINHEIGHT/2 : MINHEIGHT; |
426 |
|
oursizhints.flags = PMinSize; |
427 |
|
XSetNormalHints(ourdisplay, gwind, &oursizhints); |
428 |
|
/* set GLX context */ |
446 |
|
DisplayWidth(ourdisplay, ourscreen); |
447 |
|
pheight = (double)DisplayHeightMM(ourdisplay, ourscreen) / |
448 |
|
DisplayHeight(ourdisplay, ourscreen); |
449 |
+ |
if (stereo) { /* set stereo mode */ |
450 |
+ |
setstereobuf(STEREO_BUFFER_LEFT); |
451 |
+ |
pheight *= 2.; |
452 |
+ |
} |
453 |
|
/* map the window */ |
454 |
|
XMapWindow(ourdisplay, gwind); |
455 |
+ |
do |
456 |
+ |
dev_input(0); /* get resize event */ |
457 |
+ |
while (hres == 0 & vres == 0); |
458 |
|
rgl_checkerr("initializing GLX"); |
459 |
|
} |
460 |
|
|
490 |
|
} |
491 |
|
if (hres != 0 & vres != 0) { |
492 |
|
wa = (vres*pheight)/(hres*pwidth); |
493 |
< |
va = viewaspect(&thisview); |
493 |
> |
va = viewaspect(nv); |
494 |
|
if (va > wa+.05) { |
495 |
|
newvres = (pwidth/pheight)*va*newhres + .5; |
496 |
|
if (newvres > maxvres) { |
505 |
|
} |
506 |
|
} |
507 |
|
if (newhres != hres | newvres != vres) { |
508 |
+ |
in_dev_view++; |
509 |
|
XResizeWindow(ourdisplay, gwind, newhres, newvres); |
510 |
|
do |
511 |
|
dev_input(0); /* get resize event */ |
512 |
|
while (newhres != hres | newvres != vres); |
513 |
+ |
in_dev_view--; |
514 |
|
} |
515 |
|
} |
516 |
|
copystruct(&thisview, nv); |
562 |
|
|
563 |
|
render() /* render our display list and swap buffers */ |
564 |
|
{ |
565 |
+ |
double d; |
566 |
+ |
|
567 |
|
if (!mapped) |
568 |
|
return; |
569 |
|
glClear(GL_COLOR_BUFFER_BIT|GL_DEPTH_BUFFER_BIT); |
570 |
|
glCallList(displist); |
571 |
+ |
if (stereo) { /* do right eye for stereo */ |
572 |
+ |
setstereobuf(STEREO_BUFFER_RIGHT); |
573 |
+ |
glClear(GL_COLOR_BUFFER_BIT|GL_DEPTH_BUFFER_BIT); |
574 |
+ |
glMatrixMode(GL_MODELVIEW); |
575 |
+ |
glPushMatrix(); |
576 |
+ |
d = -eyedist / sqrt(thisview.hn2); |
577 |
+ |
glTranslated(d*thisview.hvec[0], d*thisview.hvec[1], |
578 |
+ |
d*thisview.hvec[2]); |
579 |
+ |
glCallList(displist); |
580 |
+ |
glMatrixMode(GL_MODELVIEW); |
581 |
+ |
glPopMatrix(); |
582 |
+ |
setstereobuf(STEREO_BUFFER_LEFT); |
583 |
+ |
} |
584 |
|
glXSwapBuffers(ourdisplay, gwind); /* calls glFlush() */ |
585 |
|
rgl_checkerr("rendering display list"); |
586 |
|
} |
642 |
|
int rootx, rooty, wx, wy; |
643 |
|
unsigned int statemask; |
644 |
|
|
645 |
< |
copylastv("moving"); |
645 |
> |
copylastv( movorb ? (movdir ? "left/right" : "up/down") : |
646 |
> |
(movdir ? "fore/back" : "rotate") ); |
647 |
|
XNoOp(ourdisplay); |
648 |
|
|
649 |
|
while (!XCheckMaskEvent(ourdisplay, |
698 |
|
{ |
699 |
|
double d, xmin, xmax, ymin, ymax, zmin, zmax; |
700 |
|
|
701 |
< |
zmin = 0.05; |
702 |
< |
zmax = 5000.; |
701 |
> |
zmin = 0.1; |
702 |
> |
zmax = 1000.; |
703 |
|
if (thisview.vfore > FTINY) |
704 |
|
zmin = thisview.vfore; |
705 |
|
if (thisview.vaft > FTINY) |
743 |
|
headlocked = 0; |
744 |
|
break; |
745 |
|
case 'l': /* retrieve last (premouse) view */ |
746 |
< |
if (lastvc != NULL) { |
746 |
> |
if (lastview.type) { |
747 |
|
VIEW vtmp; |
748 |
|
copystruct(&vtmp, &thisview); |
749 |
|
dev_view(&lastview); |
817 |
|
vwnum = 0; |
818 |
|
if (vwnum == currentview) |
819 |
|
return; |
820 |
+ |
copylastv("standard view"); |
821 |
|
dev_view(vwl[currentview=vwnum].v); |
822 |
|
} |
823 |
|
|
858 |
|
copylastv(cause) /* copy last view position */ |
859 |
|
char *cause; |
860 |
|
{ |
861 |
+ |
static char *lastvc; |
862 |
+ |
|
863 |
|
if (cause == lastvc) |
864 |
|
return; /* only record one view per cause */ |
865 |
|
lastvc = cause; |
890 |
|
glViewport(0, 0, hres=ersz->width, vres=ersz->height); |
891 |
|
if (hres > maxhres) maxhres = hres; |
892 |
|
if (vres > maxvres) maxvres = vres; |
893 |
+ |
if (in_dev_view) |
894 |
+ |
return; |
895 |
|
wa = (vres*pheight)/(hres*pwidth); |
896 |
|
va = viewaspect(&thisview); |
897 |
|
if (va > wa+.05) { |