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/* Copyright (c) 1998 Silicon Graphics, Inc. */ |
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#ifndef lint |
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< |
static char SCCSid[] = "$SunId$ SGI"; |
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static const char RCSid[] = "$Id$"; |
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#endif |
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|
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/* |
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* Program to display Radiance scene using OpenGL. |
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*/ |
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|
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#include "radogl.h" |
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#include "view.h" |
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#include "paths.h" |
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#include <sys/types.h> |
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#include <GL/glx.h> |
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#ifndef NOSTEREO |
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#include <X11/extensions/SGIStereo.h> |
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#endif |
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#include <ctype.h> |
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#include <string.h> |
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#include <time.h> |
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|
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#include "radogl.h" |
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#include "view.h" |
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#include "paths.h" |
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#include "glradicon.h" |
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#include "rtprocess.h" |
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|
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#ifndef MAXVIEW |
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#define MAXVIEW 63 /* maximum number of standard views */ |
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#define MAXSCENE 127 /* maximum number of scene files */ |
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#endif |
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|
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< |
#define ZOOMPCT 9 /* percent to zoom at a time */ |
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#define ZOOMPCT 9 /* percent to zoom for +/- */ |
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#define WZOOMPCT 3 /* percent to zoom for mouse wheel */ |
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|
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< |
#define MOVPCT 7 /* percent distance to move /frame */ |
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> |
#define MOVPCT 4 /* percent distance to move /frame */ |
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#define MOVDIR(b) ((b)==Button1 ? 1 : (b)==Button2 ? 0 : -1) |
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#define MOVDEG (-5) /* degrees to orbit CW/down /frame */ |
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> |
#define MOVDEG (-1.5) /* degrees to orbit CW/down /frame */ |
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#define MOVORB(s) ((s)&ShiftMask ? 1 : (s)&ControlMask ? -1 : 0) |
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|
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#define BORWIDTH 5 /* border width */ |
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double eyedist = 1; /* interocular distance */ |
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VIEW lastview; /* last recorded view */ |
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|
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char *progname; /* global argv[0] */ |
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char *radfile; /* rad input file */ |
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char *scene[MAXSCENE+1]; /* material and scene file list */ |
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int nscenef = 0; /* number of scene files */ |
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char *octree; /* octree name (NULL if unnec.) */ |
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|
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< |
int rtpd[3]; /* rtrace process descriptors */ |
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> |
SUBPROC rtpd = SP_INACTIVE; /* rtrace process descriptors */ |
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|
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int silent = 0; /* run rad silently? */ |
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int backvis = 1; /* back faces visible? */ |
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int stereo = 0; /* do stereo? */ |
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|
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#ifdef NOSTEREO |
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#define setstereobuf(bid) 0 |
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> |
#define setstereobuf(bid) |
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#else |
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#define setstereobuf(bid) (glXWaitGL(), \ |
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XSGISetStereoBuffer(ourdisplay, gwind, bid), \ |
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|
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int no_render = 0; /* don't rerender */ |
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|
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#ifdef BSD |
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#define strchr index |
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#endif |
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|
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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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|
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static void startrtrace(char *octname); |
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static void runrad(int ac, char **av); |
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static int findvw(char *nm); |
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static int varmatch(char *s, char *vn); |
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static char * scan4var(char *buf, int buflen, char *vname, FILE *fp); |
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static void dev_open(char *id); |
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static void dev_close(void); |
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static int dev_view(VIEW *nv); |
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static int dev_input(int nsecs); |
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static void render(void); |
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static int moveview(int dx, int dy, int mov, int orb); |
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static void waitabit(void); |
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static void getmove(XButtonPressedEvent *ebut); |
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static int getintersect(FVECT wp, FVECT org, FVECT dir, double md); |
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static void setglpersp(VIEW *vp); |
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static int getkey(XKeyPressedEvent *ekey); |
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static void zoomview(int pct, int dx, int dy); |
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static void gotoview(int vwnum); |
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static void appendview(char *nm, VIEW *vp); |
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static void copylastv(char *cause); |
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static void fixwindow(XExposeEvent *eexp); |
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static void resizewindow(XConfigureEvent *ersz); |
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|
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main(argc, argv) |
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int argc; |
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char *argv[]; |
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|
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int |
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main( |
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int argc, |
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char *argv[] |
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) |
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{ |
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char *viewsel = NULL; |
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long vwintvl = 0; |
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int i; |
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|
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progname = argv[0]; |
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/* set global progname */ |
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fixargv0(argv[0]); |
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for (i = 1; i < argc && argv[i][0] == '-'; i++) |
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switch (argv[i][1]) { |
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case 'v': |
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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) |
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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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progname, viewsel); |
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quit(1); |
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} |
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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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if (octree != NULL) { |
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displist = rgl_octlist(octree, NULL, NULL); |
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> |
displist = rgl_octlist(octree, NULL, NULL, NULL); |
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startrtrace(octree); |
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} else |
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displist = rgl_filelist(nscenef, scene); |
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> |
displist = rgl_filelist(nscenef, scene, NULL); |
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/* set initial view */ |
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dev_view(currentview < 0 ? &thisview : vwl[currentview].v); |
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/* input/render loop */ |
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"Usage: %s [-w][-s][-b][-S][-v view] rfile [VAR=value]..\n", |
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argv[0]); |
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quit(1); |
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+ |
return 1; /* pro forma return */ |
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} |
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|
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|
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< |
quit(code) /* exit gracefully */ |
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< |
int code; |
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> |
void |
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> |
quit( /* exit gracefully */ |
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> |
int code |
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> |
) |
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{ |
| 210 |
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if (ourdisplay != NULL) |
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dev_close(); |
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< |
if (rtpd[2] > 0) { |
| 213 |
< |
if (close_process(rtpd) > 0) |
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> |
/* if (rtpd.pid > 0) { */ |
| 213 |
> |
if (rtpd.flags & PF_RUNNING) { |
| 214 |
> |
if (close_process(&rtpd) > 0) |
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wputs("bad exit status from rtrace\n"); |
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< |
rtpd[2] = 0; |
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> |
/* rtpd.pid = 0; */ |
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} |
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exit(code); |
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} |
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|
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|
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< |
startrtrace(octname) /* start rtrace on octname */ |
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< |
char *octname; |
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> |
static void |
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> |
startrtrace( /* start rtrace on octname */ |
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> |
char *octname |
| 225 |
> |
) |
| 226 |
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{ |
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static char *av[12] = {"rtrace", "-h", "-fff", "-ld+", |
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"-opL", "-x", "1"}; |
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if (nowarn) av[ac++] = "-w-"; |
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av[ac++] = octname; |
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av[ac] = NULL; |
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< |
if (open_process(rtpd, av) <= 0) |
| 234 |
> |
if (open_process(&rtpd, av) <= 0) |
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error(SYSTEM, "cannot start rtrace process"); |
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} |
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|
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|
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< |
runrad(ac, av) /* run rad and load variables */ |
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< |
int ac; |
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< |
char **av; |
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> |
static void |
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> |
runrad( /* run rad and load variables */ |
| 241 |
> |
int ac, |
| 242 |
> |
char **av |
| 243 |
> |
) |
| 244 |
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{ |
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static char optfile[] = TEMPLATE; |
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|
int nvn = 0, nvv = 0; |
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FILE *fp; |
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< |
int cval; |
| 220 |
< |
register char *cp; |
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> |
char *cp; |
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char radcomm[256], buf[128], nam[32]; |
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/* set rad commmand */ |
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strcpy(radcomm, "rad -w -v 0 "); /* look out below! */ |
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/* get exposure */ |
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if ((cp = scan4var(buf, sizeof(buf), "EXPOSURE", fp)) != NULL) { |
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expval = atof(cp); |
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< |
if (*cp == '-' | *cp == '+') |
| 275 |
> |
if ((*cp == '-') | (*cp == '+')) |
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expval = pow(2., expval); |
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expval *= 0.5; /* compensate for local shading */ |
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} |
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eyedist = atof(cp); |
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|
/* look for materials */ |
| 283 |
|
while ((cp = scan4var(buf, sizeof(buf), "materials", fp)) != NULL) { |
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< |
nscenef += wordstring(scene+nscenef, cp); |
| 284 |
> |
nscenef += wordstring(scene+nscenef, MAXSCENE-nscenef, cp); |
| 285 |
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buf[0] = '\0'; |
| 286 |
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} |
| 287 |
|
/* look for octree */ |
| 289 |
|
octree = savqstr(cp); |
| 290 |
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/* look for scene files */ |
| 291 |
|
while ((cp = scan4var(buf, sizeof(buf), "scene", fp)) != NULL) { |
| 292 |
< |
nscenef += wordstring(scene+nscenef, cp); |
| 292 |
> |
nscenef += wordstring(scene+nscenef, MAXSCENE-nscenef, cp); |
| 293 |
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buf[0] = '\0'; |
| 294 |
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} |
| 295 |
|
/* load view names */ |
| 304 |
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do |
| 305 |
|
if (isview(buf)) { |
| 306 |
|
vwl[nvv].v = (VIEW *)bmalloc(sizeof(VIEW)); |
| 307 |
< |
copystruct(vwl[nvv].v, &stdview); |
| 307 |
> |
*(vwl[nvv].v) = stdview; |
| 308 |
|
sscanview(vwl[nvv].v, buf); |
| 309 |
|
if ((cp = setview(vwl[nvv++].v)) != NULL) { |
| 310 |
|
fprintf(stderr, "%s: bad view %d - %s\n", |
| 333 |
|
} |
| 334 |
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|
| 335 |
|
|
| 336 |
< |
int |
| 337 |
< |
findvw(nm) /* find named view */ |
| 338 |
< |
register char *nm; |
| 336 |
> |
static int |
| 337 |
> |
findvw( /* find named view */ |
| 338 |
> |
char *nm |
| 339 |
> |
) |
| 340 |
|
{ |
| 341 |
< |
register int n; |
| 341 |
> |
int n; |
| 342 |
|
|
| 343 |
< |
if (*nm >= '1' & *nm <= '9' && |
| 343 |
> |
if ((*nm >= '1') & (*nm <= '9') && |
| 344 |
|
(n = atoi(nm)-1) <= MAXVIEW && vwl[n].v != NULL) |
| 345 |
|
return(n); |
| 346 |
|
for (n = 0; vwl[n].v != NULL; n++) |
| 350 |
|
} |
| 351 |
|
|
| 352 |
|
|
| 353 |
< |
int |
| 354 |
< |
varmatch(s, vn) /* match line to variable */ |
| 355 |
< |
register char *s, *vn; |
| 353 |
> |
static int |
| 354 |
> |
varmatch( /* match line to variable */ |
| 355 |
> |
char *s, |
| 356 |
> |
char *vn |
| 357 |
> |
) |
| 358 |
|
{ |
| 359 |
< |
register int c; |
| 359 |
> |
int c; |
| 360 |
|
|
| 361 |
|
for ( ; *vn && *s == *vn; s++, vn++) |
| 362 |
|
; |
| 370 |
|
} |
| 371 |
|
|
| 372 |
|
|
| 373 |
< |
char * |
| 374 |
< |
scan4var(buf, buflen, vname, fp) /* scan for variable from fp */ |
| 375 |
< |
char *buf; |
| 376 |
< |
int buflen; |
| 377 |
< |
char *vname; |
| 378 |
< |
FILE *fp; |
| 373 |
> |
static char * |
| 374 |
> |
scan4var( /* scan for variable from fp */ |
| 375 |
> |
char *buf, |
| 376 |
> |
int buflen, |
| 377 |
> |
char *vname, |
| 378 |
> |
FILE *fp |
| 379 |
> |
) |
| 380 |
|
{ |
| 381 |
|
int cval; |
| 382 |
< |
register char *cp; |
| 382 |
> |
char *cp; |
| 383 |
|
/* search out matching line */ |
| 384 |
|
while ((cval = varmatch(buf, vname))) { |
| 385 |
|
if (cval > 0) /* gone too far? */ |
| 396 |
|
} |
| 397 |
|
|
| 398 |
|
|
| 399 |
< |
dev_open(id) /* initialize GLX driver */ |
| 400 |
< |
char *id; |
| 399 |
> |
static void |
| 400 |
> |
dev_open( /* initialize GLX driver */ |
| 401 |
> |
char *id |
| 402 |
> |
) |
| 403 |
|
{ |
| 404 |
|
static int atlBest[] = {GLX_RGBA, GLX_RED_SIZE,4, |
| 405 |
|
GLX_GREEN_SIZE,4, GLX_BLUE_SIZE,4, |
| 449 |
|
/* set window manager hints */ |
| 450 |
|
ourxwmhints.flags = InputHint|IconPixmapHint; |
| 451 |
|
ourxwmhints.input = True; |
| 452 |
< |
ourxwmhints.icon_pixmap = XCreateBitmapFromData(ourdisplay, |
| 453 |
< |
gwind, glradicon_bits, glradicon_width, glradicon_height); |
| 452 |
> |
ourxwmhints.icon_pixmap = XCreateBitmapFromData(ourdisplay, gwind, |
| 453 |
> |
(char *)glradicon_bits, glradicon_width, glradicon_height); |
| 454 |
|
XSetWMHints(ourdisplay, gwind, &ourxwmhints); |
| 455 |
|
/* set GLX context */ |
| 456 |
|
glXMakeCurrent(ourdisplay, gwind, gctx); |
| 481 |
|
no_render++; |
| 482 |
|
do |
| 483 |
|
dev_input(0); /* get resize event */ |
| 484 |
< |
while (hres == 0 & vres == 0); |
| 484 |
> |
while ((hres == 0) & (vres == 0)); |
| 485 |
|
no_render--; |
| 486 |
|
rgl_checkerr("initializing GLX"); |
| 487 |
|
} |
| 488 |
|
|
| 489 |
|
|
| 490 |
< |
dev_close() /* close our display and free resources */ |
| 490 |
> |
static void |
| 491 |
> |
dev_close(void) /* close our display and free resources */ |
| 492 |
|
{ |
| 493 |
|
glXMakeCurrent(ourdisplay, None, NULL); |
| 494 |
|
glXDestroyContext(ourdisplay, gctx); |
| 499 |
|
} |
| 500 |
|
|
| 501 |
|
|
| 502 |
< |
int |
| 503 |
< |
dev_view(nv) /* assign new driver view */ |
| 504 |
< |
register VIEW *nv; |
| 502 |
> |
static int |
| 503 |
> |
dev_view( /* assign new driver view */ |
| 504 |
> |
VIEW *nv |
| 505 |
> |
) |
| 506 |
|
{ |
| 507 |
|
int newhres = hres, newvres = vres; |
| 508 |
|
double wa, va; |
| 511 |
|
error(COMMAND, "illegal view type"); |
| 512 |
|
nv->type = VT_PER; |
| 513 |
|
} |
| 514 |
< |
if (nv->horiz > 160. | nv->vert > 160.) { |
| 514 |
> |
if ((nv->horiz > 160.) | (nv->vert > 160.)) { |
| 515 |
|
error(COMMAND, "illegal view angle"); |
| 516 |
|
if (nv->horiz > 160.) |
| 517 |
|
nv->horiz = 160.; |
| 518 |
|
if (nv->vert > 160.) |
| 519 |
|
nv->vert = 160.; |
| 520 |
|
} |
| 521 |
< |
if (hres != 0 & vres != 0) { |
| 521 |
> |
if ((hres != 0) & (vres != 0)) { |
| 522 |
|
wa = (vres*pheight)/(hres*pwidth); |
| 523 |
|
va = viewaspect(nv); |
| 524 |
|
if (va > wa+.05) { |
| 534 |
|
newvres = (pwidth/pheight)*va*newhres + .5; |
| 535 |
|
} |
| 536 |
|
} |
| 537 |
< |
if (newhres != hres | newvres != vres) { |
| 537 |
> |
if ((newhres != hres) | (newvres != vres)) { |
| 538 |
|
no_render++; |
| 539 |
|
XResizeWindow(ourdisplay, gwind, newhres, newvres); |
| 540 |
|
do |
| 541 |
|
dev_input(0); /* get resize event */ |
| 542 |
< |
while (newhres != hres | newvres != vres); |
| 542 |
> |
while ((newhres != hres) & (newvres != vres)); |
| 543 |
|
no_render--; |
| 544 |
|
} |
| 545 |
|
} |
| 546 |
< |
copystruct(&thisview, nv); |
| 546 |
> |
thisview = *nv; |
| 547 |
|
setglpersp(&thisview); |
| 548 |
|
render(); |
| 549 |
|
return(1); |
| 550 |
|
} |
| 551 |
|
|
| 552 |
|
|
| 553 |
< |
int |
| 554 |
< |
dev_input(nsecs) /* get next input event */ |
| 555 |
< |
int nsecs; |
| 553 |
> |
static int |
| 554 |
> |
dev_input( /* get next input event */ |
| 555 |
> |
int nsecs |
| 556 |
> |
) |
| 557 |
|
{ |
| 558 |
|
#if 0 |
| 559 |
|
static time_t lasttime = 0; |
| 584 |
|
case KeyPress: |
| 585 |
|
return(getkey(levptr(XKeyPressedEvent))); |
| 586 |
|
case ButtonPress: |
| 587 |
< |
getmove(levptr(XButtonPressedEvent)); |
| 587 |
> |
switch (levptr(XButtonPressedEvent)->button) { |
| 588 |
> |
case Button4: /* wheel up */ |
| 589 |
> |
zoomview(100+WZOOMPCT, levptr(XButtonPressedEvent)->x, |
| 590 |
> |
vres-1-levptr(XButtonPressedEvent)->y); |
| 591 |
> |
break; |
| 592 |
> |
case Button5: /* wheel down */ |
| 593 |
> |
zoomview(100-WZOOMPCT, levptr(XButtonPressedEvent)->x, |
| 594 |
> |
vres-1-levptr(XButtonPressedEvent)->y); |
| 595 |
> |
break; |
| 596 |
> |
default: |
| 597 |
> |
getmove(levptr(XButtonPressedEvent)); |
| 598 |
> |
break; |
| 599 |
> |
} |
| 600 |
|
break; |
| 601 |
|
} |
| 602 |
|
return(1); |
| 603 |
|
} |
| 604 |
|
|
| 605 |
|
|
| 606 |
< |
render() /* render our display list and swap buffers */ |
| 606 |
> |
static void |
| 607 |
> |
render(void) /* render our display list and swap buffers */ |
| 608 |
|
{ |
| 609 |
|
double d; |
| 610 |
|
|
| 630 |
|
} |
| 631 |
|
|
| 632 |
|
|
| 633 |
< |
moveview(dx, dy, mov, orb) /* move our view */ |
| 634 |
< |
int dx, dy, mov, orb; |
| 633 |
> |
static int |
| 634 |
> |
moveview( /* move our view */ |
| 635 |
> |
int dx, |
| 636 |
> |
int dy, |
| 637 |
> |
int mov, |
| 638 |
> |
int orb |
| 639 |
> |
) |
| 640 |
|
{ |
| 641 |
|
VIEW nv; |
| 642 |
|
FVECT odir, v1, wp; |
| 643 |
|
double d; |
| 589 |
– |
register int li; |
| 644 |
|
/* start with old view */ |
| 645 |
< |
copystruct(&nv, &thisview); |
| 645 |
> |
nv = thisview; |
| 646 |
|
/* change view direction */ |
| 647 |
|
if ((d = viewray(v1, odir, &thisview, |
| 648 |
|
(dx+.5)/hres, (dy+.5)/vres)) < -FTINY) |
| 658 |
|
VSUM(nv.vp, wp, odir, -1.); |
| 659 |
|
spinvector(nv.vdir, nv.vdir, nv.vup, d); |
| 660 |
|
} else if (orb) { /* orbit up/down */ |
| 661 |
< |
fcross(v1, odir, nv.vup); |
| 662 |
< |
if (normalize(v1) == 0.) |
| 661 |
> |
if (geodesic(odir, odir, nv.vup, |
| 662 |
> |
d=MOVDEG*PI/180.*orb, GEOD_RAD) == 0.0) |
| 663 |
|
return(0); |
| 610 |
– |
spinvector(odir, odir, v1, d=MOVDEG*PI/180.*orb); |
| 664 |
|
VSUM(nv.vp, wp, odir, -1.); |
| 665 |
< |
spinvector(nv.vdir, nv.vdir, v1, d); |
| 665 |
> |
geodesic(nv.vdir, nv.vdir, nv.vup, d, GEOD_RAD); |
| 666 |
|
} else if (mov) { /* move forward/backward */ |
| 667 |
|
d = MOVPCT/100. * mov; |
| 668 |
|
VSUM(nv.vp, nv.vp, odir, d); |
| 679 |
|
} |
| 680 |
|
|
| 681 |
|
|
| 682 |
< |
getmove(ebut) /* get view change */ |
| 683 |
< |
XButtonPressedEvent *ebut; |
| 682 |
> |
static void |
| 683 |
> |
waitabit(void) /* pause a moment */ |
| 684 |
|
{ |
| 685 |
+ |
struct timespec ts; |
| 686 |
+ |
ts.tv_sec = 0; |
| 687 |
+ |
ts.tv_nsec = 50000000; |
| 688 |
+ |
nanosleep(&ts, NULL); |
| 689 |
+ |
} |
| 690 |
+ |
|
| 691 |
+ |
|
| 692 |
+ |
static void |
| 693 |
+ |
getmove( /* get view change */ |
| 694 |
+ |
XButtonPressedEvent *ebut |
| 695 |
+ |
) |
| 696 |
+ |
{ |
| 697 |
|
int movdir = MOVDIR(ebut->button); |
| 698 |
|
int movorb = MOVORB(ebut->state); |
| 699 |
|
int moved = 0; |
| 707 |
|
|
| 708 |
|
while (!XCheckMaskEvent(ourdisplay, |
| 709 |
|
ButtonReleaseMask, levptr(XEvent))) { |
| 710 |
+ |
/* pause so as not to move too fast */ |
| 711 |
+ |
waitabit(); |
| 712 |
|
|
| 713 |
|
if (!XQueryPointer(ourdisplay, gwind, &rootw, &childw, |
| 714 |
|
&rootx, &rooty, &wx, &wy, &statemask)) |
| 729 |
|
} |
| 730 |
|
|
| 731 |
|
|
| 732 |
< |
getintersect(wp, org, dir, md) /* intersect ray with scene geometry */ |
| 733 |
< |
FVECT wp; /* returned world intersection point */ |
| 734 |
< |
FVECT org, dir; |
| 735 |
< |
double md; |
| 732 |
> |
static int |
| 733 |
> |
getintersect( /* intersect ray with scene geometry */ |
| 734 |
> |
FVECT wp, /* returned world intersection point */ |
| 735 |
> |
FVECT org, |
| 736 |
> |
FVECT dir, |
| 737 |
> |
double md |
| 738 |
> |
) |
| 739 |
|
{ |
| 740 |
|
float fbuf[6]; |
| 741 |
|
/* check to see if rtrace is running */ |
| 742 |
< |
if (rtpd[2] <= 0) |
| 742 |
> |
/* if (rtpd.pid <= 0) */ |
| 743 |
> |
if (!(rtpd.flags & PF_RUNNING)) |
| 744 |
|
return(0); |
| 745 |
|
/* assign origin */ |
| 746 |
|
fbuf[0] = org[0]; fbuf[1] = org[1]; fbuf[2] = org[2]; |
| 748 |
|
if (md <= FTINY) md = FHUGE; |
| 749 |
|
fbuf[3] = dir[0]*md; fbuf[4] = dir[1]*md; fbuf[5] = dir[2]*md; |
| 750 |
|
/* trace that ray */ |
| 751 |
< |
if (process(rtpd, fbuf, fbuf, 4*sizeof(float), 6*sizeof(float)) != |
| 752 |
< |
4*sizeof(float)) |
| 751 |
> |
if (process(&rtpd, fbuf, fbuf, |
| 752 |
> |
4*sizeof(float), 6*sizeof(float)) != 4*sizeof(float)) |
| 753 |
|
error(INTERNAL, "error getting data back from rtrace process"); |
| 754 |
|
if (fbuf[3] >= .99*FHUGE) |
| 755 |
|
return(0); /* missed local objects */ |
| 758 |
|
} |
| 759 |
|
|
| 760 |
|
|
| 761 |
< |
setglpersp(vp) /* set perspective view in GL */ |
| 762 |
< |
register VIEW *vp; |
| 761 |
> |
static void |
| 762 |
> |
setglpersp( /* set perspective view in GL */ |
| 763 |
> |
VIEW *vp |
| 764 |
> |
) |
| 765 |
|
{ |
| 766 |
|
double d, xmin, xmax, ymin, ymax, zmin, zmax; |
| 767 |
|
|
| 792 |
|
} |
| 793 |
|
|
| 794 |
|
|
| 795 |
< |
int |
| 796 |
< |
getkey(ekey) /* get input key */ |
| 797 |
< |
register XKeyPressedEvent *ekey; |
| 795 |
> |
static int |
| 796 |
> |
getkey( /* get input key */ |
| 797 |
> |
XKeyPressedEvent *ekey |
| 798 |
> |
) |
| 799 |
|
{ |
| 800 |
|
int n; |
| 801 |
|
char buf[8]; |
| 813 |
|
case 'l': /* retrieve last (premouse) view */ |
| 814 |
|
if (lastview.type) { |
| 815 |
|
VIEW vtmp; |
| 816 |
< |
copystruct(&vtmp, &thisview); |
| 816 |
> |
vtmp = thisview; |
| 817 |
|
dev_view(&lastview); |
| 818 |
< |
copystruct(&lastview, &vtmp); |
| 818 |
> |
lastview = vtmp; |
| 819 |
|
} else |
| 820 |
|
XBell(ourdisplay, 0); |
| 821 |
|
break; |
| 839 |
|
case 'V': /* append view to rad file */ |
| 840 |
|
appendview(NULL, &thisview); |
| 841 |
|
break; |
| 842 |
+ |
case 'Q': |
| 843 |
|
case 'q': /* quit the program */ |
| 844 |
|
return(0); |
| 845 |
|
default: |
| 850 |
|
} |
| 851 |
|
|
| 852 |
|
|
| 853 |
< |
zoomview(pct, dx, dy) /* zoom in or out around (dx,dy) */ |
| 854 |
< |
int pct; |
| 855 |
< |
int dx, dy; |
| 853 |
> |
static void |
| 854 |
> |
zoomview( /* zoom in or out around (dx,dy) */ |
| 855 |
> |
int pct, |
| 856 |
> |
int dx, |
| 857 |
> |
int dy |
| 858 |
> |
) |
| 859 |
|
{ |
| 860 |
|
double h, v; |
| 783 |
– |
FVECT direc; |
| 861 |
|
|
| 862 |
< |
if (pct == 100 | pct <= 0) |
| 862 |
> |
if ((pct == 100) | (pct <= 0)) |
| 863 |
|
return; |
| 864 |
|
copylastv("zooming"); |
| 865 |
|
h = (dx+.5)/hres - 0.5; |
| 878 |
|
} |
| 879 |
|
|
| 880 |
|
|
| 881 |
< |
gotoview(vwnum) /* go to specified view number */ |
| 882 |
< |
int vwnum; |
| 881 |
> |
static void |
| 882 |
> |
gotoview( /* go to specified view number */ |
| 883 |
> |
int vwnum |
| 884 |
> |
) |
| 885 |
|
{ |
| 886 |
|
if (vwnum < 0) |
| 887 |
|
for (vwnum = currentview; vwl[vwnum+1].v != NULL; vwnum++) |
| 893 |
|
} |
| 894 |
|
|
| 895 |
|
|
| 896 |
< |
appendview(nm, vp) /* append standard view */ |
| 897 |
< |
char *nm; |
| 898 |
< |
VIEW *vp; |
| 896 |
> |
static void |
| 897 |
> |
appendview( /* append standard view */ |
| 898 |
> |
char *nm, |
| 899 |
> |
VIEW *vp |
| 900 |
> |
) |
| 901 |
|
{ |
| 902 |
|
FILE *fp; |
| 903 |
|
/* check if already in there */ |
| 904 |
< |
if (!bcmp(&thisview, vwl[currentview].v, sizeof(VIEW))) { |
| 904 |
> |
if (!memcmp(&thisview, vwl[currentview].v, sizeof(VIEW))) { |
| 905 |
|
error(COMMAND, "view already in standard list"); |
| 906 |
|
return; |
| 907 |
|
} |
| 922 |
|
if (currentview >= MAXVIEW) |
| 923 |
|
error(INTERNAL, "too many views in appendview"); |
| 924 |
|
vwl[currentview].v = (VIEW *)bmalloc(sizeof(VIEW)); |
| 925 |
< |
copystruct(vwl[currentview].v, &thisview); |
| 925 |
> |
*(vwl[currentview].v) = thisview; |
| 926 |
|
if (nm != NULL) |
| 927 |
|
vwl[currentview].nam = savqstr(nm); |
| 928 |
|
} |
| 929 |
|
|
| 930 |
|
|
| 931 |
< |
copylastv(cause) /* copy last view position */ |
| 932 |
< |
char *cause; |
| 931 |
> |
static void |
| 932 |
> |
copylastv( /* copy last view position */ |
| 933 |
> |
char *cause |
| 934 |
> |
) |
| 935 |
|
{ |
| 936 |
|
static char *lastvc; |
| 937 |
|
|
| 938 |
|
if (cause == lastvc) |
| 939 |
|
return; /* only record one view per cause */ |
| 940 |
|
lastvc = cause; |
| 941 |
< |
copystruct(&lastview, &thisview); |
| 941 |
> |
lastview = thisview; |
| 942 |
|
} |
| 943 |
|
|
| 944 |
|
|
| 945 |
< |
fixwindow(eexp) /* repair damage to window */ |
| 946 |
< |
register XExposeEvent *eexp; |
| 945 |
> |
static void |
| 946 |
> |
fixwindow( /* repair damage to window */ |
| 947 |
> |
XExposeEvent *eexp |
| 948 |
> |
) |
| 949 |
|
{ |
| 950 |
< |
if (hres == 0 | vres == 0) { /* first exposure */ |
| 950 |
> |
if ((hres == 0) | (vres == 0)) { /* first exposure */ |
| 951 |
|
resizewindow((XConfigureEvent *)eexp); |
| 952 |
|
return; |
| 953 |
|
} |
| 958 |
|
} |
| 959 |
|
|
| 960 |
|
|
| 961 |
< |
resizewindow(ersz) /* resize window */ |
| 962 |
< |
register XConfigureEvent *ersz; |
| 961 |
> |
static void |
| 962 |
> |
resizewindow( /* resize window */ |
| 963 |
> |
XConfigureEvent *ersz |
| 964 |
> |
) |
| 965 |
|
{ |
| 966 |
|
static char resizing[] = "resizing window"; |
| 967 |
|
double wa, va; |
