diff options
Diffstat (limited to '')
| -rw-r--r-- | ChangeLog | 8 | ||||
| -rw-r--r-- | xcompmgr.c | 126 |
2 files changed, 115 insertions, 19 deletions
@@ -1,5 +1,13 @@ 2003-11-09 Keith Packard <keithp@keithp.com> + * xcompmgr.c: (paint_root), (paint_all), (map_win), (add_win), + (configure_win), (destroy_win), (main): + + Double buffer updates. + Check for InputOnly windows and ignore them + +2003-11-09 Keith Packard <keithp@keithp.com> + * xcompmgr.c: (root_tile), (paint_root): Detect root pattern with undocumented _XROOTPMAP_ID property @@ -1,6 +1,31 @@ +/* + * $Id$ + * + * Copyright © 2003 Keith Packard + * + * Permission to use, copy, modify, distribute, and sell this software and its + * documentation for any purpose is hereby granted without fee, provided that + * the above copyright notice appear in all copies and that both that + * copyright notice and this permission notice appear in supporting + * documentation, and that the name of Keith Packard not be used in + * advertising or publicity pertaining to distribution of the software without + * specific, written prior permission. Keith Packard makes no + * representations about the suitability of this software for any purpose. It + * is provided "as is" without express or implied warranty. + * + * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, + * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO + * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR + * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, + * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER + * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR + * PERFORMANCE OF THIS SOFTWARE. + */ + #include <stdlib.h> #include <stdio.h> #include <math.h> +#include <sys/poll.h> #include <X11/Xlib.h> #include <X11/Xutil.h> #include <X11/extensions/Xcomposite.h> @@ -34,9 +59,11 @@ Display *dpy; int scr; Window root; Picture rootPicture; +Picture rootBuffer; Picture transPicture; Picture rootTile; XserverRegion allDamage; +int root_height, root_width; #define WINDOW_PLAIN 0 #define WINDOW_DROP 1 @@ -336,8 +363,8 @@ paint_root (Display *dpy) rootTile = root_tile (dpy); XRenderComposite (dpy, PictOpSrc, - rootTile, None, rootPicture, - 0, 0, 0, 0, 0, 0, 32767, 32767); + rootTile, None, rootBuffer, + 0, 0, 0, 0, 0, 0, root_width, root_height); } XserverRegion @@ -379,12 +406,35 @@ paint_all (Display *dpy, XserverRegion region) win *w; win *t = 0; + if (!region) + { + XRectangle r; + r.x = 0; + r.y = 0; + r.width = root_width; + r.height = root_height; + region = XFixesCreateRegion (dpy, &r, 1); + } + if (!rootBuffer) + { + Pixmap rootPixmap = XCreatePixmap (dpy, root, root_width, root_height, + DefaultDepth (dpy, scr)); + rootBuffer = XRenderCreatePicture (dpy, rootPixmap, + XRenderFindVisualFormat (dpy, + DefaultVisual (dpy, scr)), + 0, 0); + XFreePixmap (dpy, rootPixmap); + } + XFixesSetPictureClipRegion (dpy, rootPicture, 0, 0, region); for (w = list; w; w = w->next) { Picture mask; if (w->a.map_state != IsViewable) continue; + if (!w->picture) + continue; + if (w->borderSize) XFixesDestroyRegion (dpy, w->borderSize); w->borderSize = border_size (dpy, w); @@ -393,9 +443,9 @@ paint_all (Display *dpy, XserverRegion region) w->extents = win_extents (dpy, w); if (w->mode != WINDOW_TRANS) { - XFixesSetPictureClipRegion (dpy, rootPicture, 0, 0, region); + XFixesSetPictureClipRegion (dpy, rootBuffer, 0, 0, region); XFixesSubtractRegion (dpy, region, region, 0, 0, w->borderSize, 0, 0); - XRenderComposite (dpy, PictOpSrc, w->picture, None, rootPicture, + XRenderComposite (dpy, PictOpSrc, w->picture, None, rootBuffer, 0, 0, 0, 0, w->a.x + w->a.border_width, w->a.y + w->a.border_width, @@ -407,21 +457,21 @@ paint_all (Display *dpy, XserverRegion region) w->prev_trans = t; t = w; } - XFixesSetPictureClipRegion (dpy, rootPicture, 0, 0, region); + XFixesSetPictureClipRegion (dpy, rootBuffer, 0, 0, region); paint_root (dpy); for (w = t; w; w = w->prev_trans) { - XFixesSetPictureClipRegion (dpy, rootPicture, 0, 0, w->borderClip); + XFixesSetPictureClipRegion (dpy, rootBuffer, 0, 0, w->borderClip); if (w->shadow) { - XRenderComposite (dpy, PictOpOver, w->shadow, None, rootPicture, + XRenderComposite (dpy, PictOpOver, w->shadow, None, rootBuffer, 0, 0, 0, 0, w->a.x + w->a.border_width + w->shadow_dx, w->a.y + w->a.border_width + w->shadow_dy, w->shadow_width, w->shadow_height); } if (w->mode == WINDOW_TRANS) - XRenderComposite (dpy, PictOpOver, w->picture, transPicture, rootPicture, + XRenderComposite (dpy, PictOpOver, w->picture, transPicture, rootBuffer, 0, 0, 0, 0, w->a.x + w->a.border_width, w->a.y + w->a.border_width, @@ -431,6 +481,9 @@ paint_all (Display *dpy, XserverRegion region) w->borderClip = None; } XFixesDestroyRegion (dpy, region); + XFixesSetPictureClipRegion (dpy, rootBuffer, 0, 0, None); + XRenderComposite (dpy, PictOpSrc, rootBuffer, None, rootPicture, + 0, 0, 0, 0, 0, 0, root_width, root_height); } void @@ -470,9 +523,12 @@ map_win (Display *dpy, Window id) if (!w) return; w->a.map_state = IsViewable; - w->damage = XDamageCreate (dpy, id, XDamageReportNonEmpty); - region = win_extents (dpy, w); - add_damage (dpy, region); + if (w->picture) + { + w->damage = XDamageCreate (dpy, id, XDamageReportNonEmpty); + region = win_extents (dpy, w); + add_damage (dpy, region); + } } void @@ -522,11 +578,16 @@ add_win (Display *dpy, Window id, Window prev) new->damaged = 0; new->damage = None; pa.subwindow_mode = IncludeInferiors; - new->picture = XRenderCreatePicture (dpy, id, - XRenderFindVisualFormat (dpy, - new->a.visual), - CPSubwindowMode, - &pa); + if (new->a.class == InputOnly) + new->picture = 0; + else + { + new->picture = XRenderCreatePicture (dpy, id, + XRenderFindVisualFormat (dpy, + new->a.visual), + CPSubwindowMode, + &pa); + } new->shadow = None; new->borderSize = None; @@ -549,7 +610,19 @@ configure_win (Display *dpy, XConfigureEvent *ce) XserverRegion damage = None; if (!w) + { + if (ce->window == root) + { + if (rootBuffer) + { + XRenderFreePicture (dpy, rootBuffer); + rootBuffer = None; + } + root_width = ce->width; + root_height = ce->height; + } return; + } if (w->a.map_state == IsViewable) { damage = XFixesCreateRegion (dpy, 0, 0); @@ -610,7 +683,8 @@ destroy_win (Display *dpy, Window id, Bool gone) if (!gone) { unmap_win (dpy, id); - XRenderFreePicture (dpy, w->picture); + if (w->picture) + XRenderFreePicture (dpy, w->picture); } *prev = w->next; free (w); @@ -673,6 +747,8 @@ main () GC gc; int size_expose = 0; int n_expose = 0; + struct pollfd ufd; + int n; dpy = XOpenDisplay (0); if (!dpy) @@ -680,6 +756,7 @@ main () fprintf (stderr, "Can't open display\n"); exit (1); } + XSynchronize (dpy, True); XSetErrorHandler (error); scr = DefaultScreen (dpy); root = RootWindow (dpy, scr); @@ -694,6 +771,9 @@ main () c.alpha = 0xc0c0; XRenderFillRectangle (dpy, PictOpSrc, transPicture, &c, 0, 0, 1, 1); + root_width = DisplayWidth (dpy, scr); + root_height = DisplayHeight (dpy, scr); + rootPicture = XRenderCreatePicture (dpy, root, XRenderFindVisualFormat (dpy, DefaultVisual (dpy, scr)), @@ -704,21 +784,24 @@ main () fprintf (stderr, "No composite extension\n"); exit (1); } + printf ("Composite error %d\n", error_base); if (!XDamageQueryExtension (dpy, &damage_event, &damage_error)) { fprintf (stderr, "No damage extension\n"); exit (1); } + printf ("Damage error %d\n", damage_error); if (!XFixesQueryExtension (dpy, &xfixes_event, &xfixes_error)) { fprintf (stderr, "No XFixes extension\n"); exit (1); } + printf ("XFixes error %d\n", xfixes_error); allDamage = None; XGrabServer (dpy); XCompositeRedirectSubwindows (dpy, root, CompositeRedirectManual); - paint_root (dpy); - XSelectInput (dpy, root, SubstructureNotifyMask|ExposureMask); + paint_all (dpy, None); + XSelectInput (dpy, root, SubstructureNotifyMask|ExposureMask|StructureNotifyMask); XQueryTree (dpy, root, &root_return, &parent_return, &children, &nchildren); for (i = 0; i < nchildren; i++) add_win (dpy, children[i], i ? children[i-1] : None); @@ -789,6 +872,11 @@ main () break; } } while (XEventsQueued (dpy, QueuedAfterReading)); + ufd.fd = ConnectionNumber (dpy); + ufd.events = POLLIN; + n = poll (&ufd, 1, 30); + if (n > 0 && (ufd.revents & POLLIN) && XEventsQueued (dpy, QueuedAfterReading)) + continue; if (allDamage) { paint_all (dpy, allDamage); |