mirror of https://github.com/yshui/picom.git
Add fade-in/fade-out support (-f option). Clean up leak of solid alpha
picture per redraw of constant-alpha windows.
This commit is contained in:
Keith Packard
parent
d140d97616
commit
cd952da085
12
ChangeLog
12
ChangeLog
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@ -1,3 +1,15 @@
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2004-07-08 Keith Packard <keithp@keithp.com>
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* xcompmgr.c: (get_time_in_milliseconds), (find_fade),
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(dequeue_fade), (cleanup_fade), (enqueue_fade), (set_fade),
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(fade_timeout), (run_fades), (paint_all), (map_win),
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(finish_unmap_win), (unmap_callback), (unmap_win),
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(determine_mode), (add_win), (configure_win), (finish_destroy_win),
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(destroy_callback), (destroy_win), (error), (main):
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Add fade-in/fade-out support (-f option).
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Clean up leak of solid alpha picture per redraw of constant-alpha
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windows.
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2004-06-27 Keith Packard <keithp@keithp.com>
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* xcompmgr.c: (map_win), (unmap_win), (main):
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365
xcompmgr.c
365
xcompmgr.c
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@ -55,7 +55,9 @@ typedef struct _ignore {
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typedef struct _win {
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struct _win *next;
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Window id;
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#if HAS_NAME_WINDOW_PIXMAP
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Pixmap pixmap;
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#endif
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XWindowAttributes a;
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int mode;
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int damaged;
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@ -84,7 +86,18 @@ typedef struct _conv {
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double *data;
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} conv;
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typedef struct _fade {
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struct _fade *next;
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win *w;
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double cur;
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double step;
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void (*callback) (Display *dpy, win *w, Bool gone);
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Display *dpy;
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Bool gone;
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} fade;
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win *list;
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fade *fades;
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Display *dpy;
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int scr;
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Window root;
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@ -135,10 +148,162 @@ typedef enum _compMode {
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CompClientShadows, /* use window extents for shadow, blurred */
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} CompMode;
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static void
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determine_mode(Display *dpy, win *w);
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CompMode compMode = CompSimple;
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int shadowRadius = 12;
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double fade_step = 0.05;
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int fade_delta = 10;
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int fade_time = 0;
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Bool fadeWindows;
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int
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get_time_in_milliseconds ()
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{
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struct timeval tv;
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struct timezone tz;
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gettimeofday (&tv, &tz);
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return tv.tv_sec * 1000 + tv.tv_usec / 1000;
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}
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fade *
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find_fade (win *w)
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{
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fade *f;
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for (f = fades; f; f = f->next)
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{
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if (f->w == w)
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return f;
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}
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return 0;
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}
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void
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dequeue_fade (Display *dpy, fade *f)
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{
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fade **prev;
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for (prev = &fades; *prev; prev = &(*prev)->next)
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if (*prev == f)
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{
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*prev = f->next;
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if (f->callback)
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(*f->callback) (dpy, f->w, f->gone);
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free (f);
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break;
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}
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}
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void
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cleanup_fade (Display *dpy, win *w)
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{
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fade *f = find_fade (w);
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if (f)
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dequeue_fade (dpy, f);
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}
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void
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enqueue_fade (Display *dpy, fade *f)
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{
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if (!fades)
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fade_time = get_time_in_milliseconds () + fade_delta;
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f->next = fades;
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fades = f;
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}
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static void
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set_fade (Display *dpy, win *w, Bool in,
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void (*callback) (Display *dpy, win *w, Bool gone),
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Bool gone)
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{
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fade *f;
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f = find_fade (w);
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if (!f)
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{
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f = malloc (sizeof (fade));
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f->next = 0;
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f->w = w;
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if (in)
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f->cur = 0;
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else
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f->cur = 1;
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enqueue_fade (dpy, f);
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}
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if (in)
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f->step = fade_step;
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else
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f->step = -fade_step;
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f->callback = callback;
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f->gone = gone;
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w->opacity = f->cur * OPAQUE;
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#if 0
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printf ("set_fade start %g step %g\n", f->cur, f->step);
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#endif
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determine_mode (dpy, w);
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}
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int
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fade_timeout (void)
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{
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int now;
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int delta;
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if (!fades)
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return -1;
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now = get_time_in_milliseconds();
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delta = fade_time - now;
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if (delta < 0)
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delta = 0;
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/* printf ("timeout %d\n", delta); */
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return delta;
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}
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void
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run_fades (Display *dpy)
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{
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int now = get_time_in_milliseconds();
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fade *f, *next;
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int steps;
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#if 0
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printf ("run fades\n");
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#endif
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if (fade_time - now > 0)
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return;
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steps = 1 + (now - fade_time) / fade_delta;
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for (next = fades; f = next; )
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{
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win *w = f->w;
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next = f->next;
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f->cur += f->step * steps;
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if (f->cur >= 1)
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f->cur = 1;
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else if (f->cur < 0)
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f->cur = 0;
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#if 0
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printf ("opacity now %g\n", f->cur);
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#endif
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w->opacity = f->cur * OPAQUE;
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if (f->step > 0)
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{
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if (f->cur >= 1)
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dequeue_fade (dpy, f);
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}
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else
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{
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if (f->cur <= 0)
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dequeue_fade (dpy, f);
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}
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determine_mode (dpy, w);
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}
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fade_time = now + fade_delta;
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}
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#define SHADOW_OPACITY 0.75
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#define SHADOW_OFFSET_X (-shadowRadius * 5 / 4)
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#define SHADOW_OFFSET_Y (-shadowRadius * 5 / 4)
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@ -637,7 +802,24 @@ paint_all (Display *dpy, XserverRegion region)
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if (!w->damaged)
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continue;
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if (!w->picture)
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continue;
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{
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XRenderPictureAttributes pa;
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XRenderPictFormat *format;
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Drawable draw = w->id;
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#if HAS_NAME_WINDOW_PIXMAP
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if (hasNamePixmap && !w->pixmap)
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w->pixmap = XCompositeNameWindowPixmap (dpy, w->id);
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if (w->pixmap)
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draw = w->pixmap;
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#endif
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format = XRenderFindVisualFormat (dpy, w->a.visual);
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pa.subwindow_mode = IncludeInferiors;
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w->picture = XRenderCreatePicture (dpy, draw,
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format,
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CPSubwindowMode,
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&pa);
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}
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#if DEBUG_REPAINT
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printf (" 0x%x", w->id);
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#endif
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@ -722,7 +904,7 @@ paint_all (Display *dpy, XserverRegion region)
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}
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break;
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}
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if (w->opacity != OPAQUE)
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if (w->opacity != OPAQUE && !w->alphaPict)
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w->alphaPict = solid_picture (dpy, False,
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(double) w->opacity / OPAQUE, 0, 0, 0);
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if (w->mode == WINDOW_TRANS)
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@ -806,7 +988,7 @@ repair_win (Display *dpy, Window id)
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}
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static void
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map_win (Display *dpy, Window id, unsigned long sequence)
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map_win (Display *dpy, Window id, unsigned long sequence, Bool fade)
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{
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win *w = find_win (dpy, id);
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Drawable back;
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@ -815,45 +997,18 @@ map_win (Display *dpy, Window id, unsigned long sequence)
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return;
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w->a.map_state = IsViewable;
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#if HAS_NAME_WINDOW_PIXMAP
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if (hasNamePixmap)
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{
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w->pixmap = XCompositeNameWindowPixmap (dpy, id);
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back = w->pixmap;
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}
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else
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#endif
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{
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w->pixmap = 0;
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back = id;
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}
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if (w->a.class != InputOnly)
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{
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XRenderPictureAttributes pa;
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XRenderPictFormat *format;
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format = XRenderFindVisualFormat (dpy, w->a.visual);
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pa.subwindow_mode = IncludeInferiors;
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w->picture = XRenderCreatePicture (dpy, back,
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format,
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CPSubwindowMode,
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&pa);
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}
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/* make sure we know if property was changed */
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XSelectInput(dpy, id, PropertyChangeMask);
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w->damaged = 0;
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clipChanged = True;
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if (fade && fadeWindows)
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set_fade (dpy, w, True, 0, False);
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}
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static void
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unmap_win (Display *dpy, Window id)
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finish_unmap_win (Display *dpy, win *w)
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{
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win *w = find_win (dpy, id);
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if (!w)
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return;
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w->a.map_state = IsUnmapped;
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w->damaged = 0;
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if (w->extents != None)
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@ -861,13 +1016,15 @@ unmap_win (Display *dpy, Window id)
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add_damage (dpy, w->extents); /* destroys region */
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w->extents = None;
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}
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#if HAS_NAME_WINDOW_PIXMAP
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if (hasNamePixmap)
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if (w->pixmap)
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{
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XFreePixmap (dpy, w->pixmap);
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w->pixmap = 0;
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w->pixmap = None;
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}
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#endif
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if (w->picture)
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{
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set_ignore (dpy, NextRequest (dpy));
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@ -877,7 +1034,7 @@ unmap_win (Display *dpy, Window id)
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/* don't care about properties anymore */
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set_ignore (dpy, NextRequest (dpy));
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XSelectInput(dpy, id, 0);
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XSelectInput(dpy, w->id, 0);
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if (w->borderSize)
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{
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@ -899,7 +1056,27 @@ unmap_win (Display *dpy, Window id)
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clipChanged = True;
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}
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#if HAS_NAME_WINDOW_PIXMAP
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static void
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unmap_callback (Display *dpy, win *w, Bool gone)
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{
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finish_unmap_win (dpy, w);
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}
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#endif
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static void
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unmap_win (Display *dpy, Window id, Bool fade)
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{
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win *w = find_win (dpy, id);
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if (!w)
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return;
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#if HAS_NAME_WINDOW_PIXMAP
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if (w->pixmap && fade && fadeWindows)
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set_fade (dpy, w, False, unmap_callback, False);
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else
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#endif
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finish_unmap_win (dpy, w);
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}
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/* Get the opacity prop from window
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not found: default
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@ -930,8 +1107,7 @@ get_opacity_prop(Display *dpy, win *w, unsigned int def)
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Future might check for menu flag and other cool things
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*/
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static int
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static void
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determine_mode(Display *dpy, win *w)
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{
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int mode;
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@ -940,12 +1116,6 @@ determine_mode(Display *dpy, win *w)
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/* if trans prop == -1 fall back on previous tests*/
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if (w->a.override_redirect)
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default_opacity = TRANSLUCENT;
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else
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default_opacity = OPAQUE;
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w->opacity = get_opacity_prop(dpy, w, default_opacity);
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if (w->alphaPict)
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{
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XRenderFreePicture (dpy, w->alphaPict);
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@ -978,7 +1148,14 @@ determine_mode(Display *dpy, win *w)
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{
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mode = WINDOW_SOLID;
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}
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return mode;
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w->mode = mode;
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if (w->extents)
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{
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XserverRegion damage;
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damage = XFixesCreateRegion (dpy, 0, 0);
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XFixesCopyRegion (dpy, damage, w->extents);
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add_damage (dpy, damage);
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}
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}
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static void
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@ -1005,6 +1182,9 @@ add_win (Display *dpy, Window id, Window prev)
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return;
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}
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new->damaged = 0;
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#if HAS_NAME_WINDOW_PIXMAP
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new->pixmap = None;
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#endif
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new->picture = None;
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if (new->a.class == InputOnly)
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{
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@ -1027,15 +1207,17 @@ add_win (Display *dpy, Window id, Window prev)
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new->shadow_height = 0;
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new->opacity = OPAQUE;
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/* moved mode setting to one place */
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new->mode = determine_mode(dpy, new);
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new->borderClip = None;
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new->prev_trans = 0;
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/* moved mode setting to one place */
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new->opacity = get_opacity_prop(dpy, new, OPAQUE);
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determine_mode (dpy, new);
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new->next = *p;
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*p = new;
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if (new->a.map_state == IsViewable)
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map_win (dpy, id, new->damage_sequence - 1);
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map_win (dpy, id, new->damage_sequence - 1, False);
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}
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void
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@ -1098,11 +1280,25 @@ configure_win (Display *dpy, XConfigureEvent *ce)
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w->a.x = ce->x;
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w->a.y = ce->y;
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if (w->a.width != ce->width || w->a.height != ce->height)
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{
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#if HAS_NAME_WINDOW_PIXMAP
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if (w->pixmap)
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{
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XFreePixmap (dpy, w->pixmap);
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w->pixmap = None;
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if (w->picture)
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{
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XRenderFreePicture (dpy, w->picture);
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w->picture = None;
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}
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}
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#endif
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if (w->shadow)
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{
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XRenderFreePicture (dpy, w->shadow);
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w->shadow = None;
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}
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}
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w->a.width = ce->width;
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w->a.height = ce->height;
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w->a.border_width = ce->border_width;
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@ -1133,7 +1329,7 @@ circulate_win (Display *dpy, XCirculateEvent *ce)
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}
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static void
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destroy_win (Display *dpy, Window id, Bool gone)
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finish_destroy_win (Display *dpy, Window id, Bool gone)
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{
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win **prev, *w;
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@ -1141,7 +1337,7 @@ destroy_win (Display *dpy, Window id, Bool gone)
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if (w->id == id)
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{
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if (!gone)
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unmap_win (dpy, id);
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finish_unmap_win (dpy, w);
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*prev = w->next;
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if (w->picture)
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{
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@ -1149,19 +1345,48 @@ destroy_win (Display *dpy, Window id, Bool gone)
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XRenderFreePicture (dpy, w->picture);
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}
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if (w->alphaPict)
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{
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XRenderFreePicture (dpy, w->alphaPict);
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w->alphaPict = None;
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}
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if (w->shadowPict)
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{
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XRenderFreePicture (dpy, w->shadowPict);
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w->shadowPict = None;
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}
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if (w->damage != None)
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{
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set_ignore (dpy, NextRequest (dpy));
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XDamageDestroy (dpy, w->damage);
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}
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cleanup_fade (dpy, w);
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free (w);
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break;
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}
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}
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#if HAS_NAME_WINDOW_PIXMAP
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static void
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destroy_callback (Display *dpy, win *w, Bool gone)
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{
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finish_destroy_win (dpy, w->id, gone);
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}
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#endif
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static void
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destroy_win (Display *dpy, Window id, Bool gone, Bool fade)
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{
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||||
win *w = find_win (dpy, id);
|
||||
#if HAS_NAME_WINDOW_PIXMAP
|
||||
if (w && w->pixmap && fade && fadeWindows)
|
||||
set_fade (dpy, w, False, destroy_callback, gone);
|
||||
else
|
||||
#endif
|
||||
{
|
||||
finish_destroy_win (dpy, id, gone);
|
||||
}
|
||||
}
|
||||
|
||||
/*
|
||||
static void
|
||||
dump_win (win *w)
|
||||
|
|
@ -1221,6 +1446,7 @@ error (Display *dpy, XErrorEvent *ev)
|
|||
printf ("error %d request %d minor %d serial %d\n",
|
||||
ev->error_code, ev->request_code, ev->minor_code, ev->serial);
|
||||
|
||||
abort ();
|
||||
return 0;
|
||||
}
|
||||
|
||||
|
|
@ -1317,7 +1543,7 @@ main (int argc, char **argv)
|
|||
char *display = 0;
|
||||
int o;
|
||||
|
||||
while ((o = getopt (argc, argv, "d:scn")) != -1)
|
||||
while ((o = getopt (argc, argv, "d:scnf")) != -1)
|
||||
{
|
||||
switch (o) {
|
||||
case 'd':
|
||||
|
|
@ -1332,6 +1558,9 @@ main (int argc, char **argv)
|
|||
case 'n':
|
||||
compMode = CompSimple;
|
||||
break;
|
||||
case 'f':
|
||||
fadeWindows = True;
|
||||
break;
|
||||
default:
|
||||
usage (argv[0]);
|
||||
break;
|
||||
|
|
@ -1363,13 +1592,8 @@ main (int argc, char **argv)
|
|||
}
|
||||
XCompositeQueryVersion (dpy, &composite_major, &composite_minor);
|
||||
#if HAS_NAME_WINDOW_PIXMAP
|
||||
#if 0
|
||||
/*
|
||||
* Don't use this yet; we don't have set semantics for new pixmaps
|
||||
*/
|
||||
if (composite_major > 0 || composite_minor >= 2)
|
||||
hasNamePixmap = True;
|
||||
#endif
|
||||
#endif
|
||||
|
||||
if (!XDamageQueryExtension (dpy, &damage_event, &damage_error))
|
||||
|
|
@ -1415,11 +1639,22 @@ main (int argc, char **argv)
|
|||
add_win (dpy, children[i], i ? children[i-1] : None);
|
||||
XFree (children);
|
||||
XUngrabServer (dpy);
|
||||
ufd.fd = ConnectionNumber (dpy);
|
||||
ufd.events = POLLIN;
|
||||
paint_all (dpy, None);
|
||||
for (;;)
|
||||
{
|
||||
/* dump_wins (); */
|
||||
do {
|
||||
if (!QLength (dpy))
|
||||
{
|
||||
if (poll (&ufd, 1, fade_timeout()) == 0)
|
||||
{
|
||||
run_fades (dpy);
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
XNextEvent (dpy, &ev);
|
||||
if (ev.type & 0x7f != KeymapNotify)
|
||||
discard_ignore (dpy, ev.xany.serial);
|
||||
|
|
@ -1435,19 +1670,19 @@ main (int argc, char **argv)
|
|||
configure_win (dpy, &ev.xconfigure);
|
||||
break;
|
||||
case DestroyNotify:
|
||||
destroy_win (dpy, ev.xdestroywindow.window, True);
|
||||
destroy_win (dpy, ev.xdestroywindow.window, True, True);
|
||||
break;
|
||||
case MapNotify:
|
||||
map_win (dpy, ev.xmap.window, ev.xmap.serial);
|
||||
map_win (dpy, ev.xmap.window, ev.xmap.serial, True);
|
||||
break;
|
||||
case UnmapNotify:
|
||||
unmap_win (dpy, ev.xunmap.window);
|
||||
unmap_win (dpy, ev.xunmap.window, True);
|
||||
break;
|
||||
case ReparentNotify:
|
||||
if (ev.xreparent.parent == root)
|
||||
add_win (dpy, ev.xreparent.window, 0);
|
||||
else
|
||||
destroy_win (dpy, ev.xreparent.window, False);
|
||||
destroy_win (dpy, ev.xreparent.window, False, True);
|
||||
break;
|
||||
case CirculateNotify:
|
||||
circulate_win (dpy, &ev.xcirculate);
|
||||
|
|
@ -1504,14 +1739,8 @@ main (int argc, char **argv)
|
|||
win * w = find_win(dpy, ev.xproperty.window);
|
||||
if (w)
|
||||
{
|
||||
w->mode = determine_mode(dpy, w);
|
||||
if (w->extents)
|
||||
{
|
||||
XserverRegion damage;
|
||||
damage = XFixesCreateRegion (dpy, 0, 0);
|
||||
XFixesCopyRegion (dpy, damage, w->extents);
|
||||
add_damage (dpy, damage);
|
||||
}
|
||||
w->opacity = get_opacity_prop(dpy, w, OPAQUE);
|
||||
determine_mode(dpy, w);
|
||||
}
|
||||
}
|
||||
break;
|
||||
|
|
|
|||
Loading…
Reference in New Issue