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-rw-r--r--src/compositor/compositor-xrender.c159
-rw-r--r--src/core/display.c4
-rw-r--r--src/core/screen.c9
3 files changed, 142 insertions, 30 deletions
diff --git a/src/compositor/compositor-xrender.c b/src/compositor/compositor-xrender.c
index 04e89f66..34122a9f 100644
--- a/src/compositor/compositor-xrender.c
+++ b/src/compositor/compositor-xrender.c
@@ -39,6 +39,7 @@
#include <cairo/cairo-xlib.h>
#include "display.h"
+#include "../core/display-private.h"
#include "screen.h"
#include "frame.h"
#include "errors.h"
@@ -52,6 +53,7 @@
#include <X11/extensions/Xdamage.h>
#include <X11/extensions/Xfixes.h>
#include <X11/extensions/Xrender.h>
+#include <X11/extensions/Xpresent.h>
#define USE_IDLE_REPAINT 1
@@ -103,6 +105,9 @@ typedef struct _MetaCompositorXRender
guint enabled : 1;
guint show_redraw : 1;
guint debug : 1;
+ guint has_present :1;
+
+ int present_major;
} MetaCompositorXRender;
typedef struct _conv
@@ -118,6 +123,7 @@ typedef struct _shadow
guchar *shadow_top;
} shadow;
+#define NUM_BUFFER 2
typedef struct _MetaCompScreen
{
MetaScreen *screen;
@@ -132,10 +138,13 @@ typedef struct _MetaCompScreen
shadow *shadows[LAST_SHADOW_TYPE];
Picture root_picture;
- Picture root_buffer;
+ Picture root_buffers[NUM_BUFFER];
+ Pixmap root_pixmaps[NUM_BUFFER];
+ int root_current;
Picture black_picture;
Picture trans_black_picture;
Picture root_tile;
+ XserverRegion prev_damage;
XserverRegion all_damage;
guint overlays;
@@ -143,6 +152,10 @@ typedef struct _MetaCompScreen
gboolean clip_changed;
GSList *dock_windows;
+
+ uint32_t present_serial;
+ XID present_eid;
+ gboolean present_pending;
} MetaCompScreen;
typedef struct _MetaCompWindow
@@ -675,6 +688,24 @@ find_window_for_child_window_in_display (MetaDisplay *display,
return NULL;
}
+static MetaScreen *
+find_screen_from_output(MetaDisplay *display, Window output)
+{
+ int i;
+ Display *xdisplay = meta_display_get_xdisplay(display);
+
+ for (i = 0; i < ScreenCount(xdisplay); i++)
+ {
+ MetaScreen *screen = meta_display_screen_for_x_screen(display,
+ ScreenOfDisplay(xdisplay, i));
+ MetaCompScreen *info = meta_screen_get_compositor_data(screen);
+
+ if (info->output == output)
+ return screen;
+ }
+ return NULL;
+}
+
static Picture
solid_picture (MetaDisplay *display,
MetaScreen *screen,
@@ -796,8 +827,8 @@ root_tile (MetaScreen *screen)
return picture;
}
-static Picture
-create_root_buffer (MetaScreen *screen)
+static void
+create_root_buffer (MetaScreen *screen, int b)
{
MetaDisplay *display = meta_screen_get_display (screen);
Display *xdisplay = meta_display_get_xdisplay (display);
@@ -810,7 +841,7 @@ create_root_buffer (MetaScreen *screen)
if (info == NULL)
{
- return None;
+ return;
}
meta_screen_get_size (screen, &screen_width, &screen_height);
@@ -819,16 +850,15 @@ create_root_buffer (MetaScreen *screen)
depth = DefaultDepth (xdisplay, screen_number);
format = XRenderFindVisualFormat (xdisplay, visual);
- g_return_val_if_fail (format != NULL, None);
+ g_return_if_fail (format != NULL);
root_pixmap = XCreatePixmap (xdisplay, info->output,
screen_width, screen_height, depth);
- g_return_val_if_fail (root_pixmap != None, None);
pict = XRenderCreatePicture (xdisplay, root_pixmap, format, 0, NULL);
- XFreePixmap (xdisplay, root_pixmap);
- return pict;
+ info->root_pixmaps[b] = root_pixmap;
+ info->root_buffers[b] = pict;
}
static void
@@ -1306,16 +1336,14 @@ paint_windows (MetaScreen *screen,
static void
paint_all (MetaScreen *screen,
- XserverRegion region)
+ XserverRegion region,
+ int b)
{
MetaCompScreen *info = meta_screen_get_compositor_data (screen);
MetaDisplay *display = meta_screen_get_display (screen);
Display *xdisplay = meta_display_get_xdisplay (display);
int screen_width, screen_height;
- /* Set clipping to the given region */
- XFixesSetPictureClipRegion (xdisplay, info->root_picture, 0, 0, region);
-
meta_screen_get_size (screen, &screen_width, &screen_height);
if (DISPLAY_COMPOSITOR (display)->show_redraw)
@@ -1330,6 +1358,9 @@ paint_all (MetaScreen *screen,
((double) (rand () % 100)) / 100.0,
((double) (rand () % 100)) / 100.0);
+ /* Set clipping to the given region */
+ XFixesSetPictureClipRegion (xdisplay, info->root_picture, 0, 0, region);
+
XRenderComposite (xdisplay, PictOpOver, overlay, None, info->root_picture,
0, 0, 0, 0, 0, 0, screen_width, screen_height);
XRenderFreePicture (xdisplay, overlay);
@@ -1337,13 +1368,24 @@ paint_all (MetaScreen *screen,
usleep (100 * 1000);
}
- if (info->root_buffer == None)
- info->root_buffer = create_root_buffer (screen);
-
- paint_windows (screen, info->windows, info->root_buffer, region);
-
- XFixesSetPictureClipRegion (xdisplay, info->root_buffer, 0, 0, region);
- XRenderComposite (xdisplay, PictOpSrc, info->root_buffer, None,
+ if (info->root_buffers[b] == None)
+ create_root_buffer (screen, b);
+
+ paint_windows (screen, info->windows, info->root_buffers[b], region);
+
+ /* FIXME: Things break here... */
+ /* XPresentPixmap(xdisplay, */
+ /* info->output, */
+ /* info->root_pixmaps[b], */
+ /* ++info->present_serial, */
+ /* None, */
+ /* region, */
+ /* 0, 0, */
+ /* None, None, None, PresentOptionNone, */
+ /* 0, 1, 0, NULL, 0); */
+ /* info->present_pending = True; */
+ XFixesSetPictureClipRegion (xdisplay, info->root_buffers[b], 0, 0, region);
+ XRenderComposite (xdisplay, PictOpSrc, info->root_buffers[b], None,
info->root_picture, 0, 0, 0, 0, 0, 0,
screen_width, screen_height);
}
@@ -1355,11 +1397,19 @@ repair_screen (MetaScreen *screen)
MetaDisplay *display = meta_screen_get_display (screen);
Display *xdisplay = meta_display_get_xdisplay (display);
- if (info!=NULL && info->all_damage != None)
+ if (info!=NULL && info->all_damage != None && !info->present_pending)
{
+ XserverRegion damage = info->all_damage;
meta_error_trap_push (display);
- paint_all (screen, info->all_damage);
- XFixesDestroyRegion (xdisplay, info->all_damage);
+ if (info->prev_damage) {
+ XFixesUnionRegion(xdisplay, info->prev_damage, info->prev_damage, damage);
+ damage = info->prev_damage;
+ }
+ paint_all (screen, damage, info->root_current);
+ if (info->prev_damage)
+ XFixesDestroyRegion (xdisplay, info->prev_damage);
+ info->root_current = !info->root_current;
+ info->prev_damage = info->all_damage;
info->all_damage = None;
info->clip_changed = FALSE;
meta_error_trap_pop (display, FALSE);
@@ -2143,10 +2193,18 @@ process_configure_notify (MetaCompositorXRender *compositor,
return;
info = meta_screen_get_compositor_data (screen);
- if (info != NULL && info->root_buffer)
+ if (info != NULL)
{
- XRenderFreePicture (xdisplay, info->root_buffer);
- info->root_buffer = None;
+ int b;
+ for (b = 0; b < NUM_BUFFER; b++)
+ {
+ if (info->root_buffers[b]) {
+ XRenderFreePicture (xdisplay, info->root_buffers[b]);
+ XFreePixmap (xdisplay, info->root_pixmaps[b]);
+ info->root_buffers[b] = None;
+ info->root_pixmaps[b] = None;
+ }
+ }
}
damage_screen (screen);
@@ -2422,6 +2480,41 @@ process_shape (MetaCompositorXRender *compositor,
}
}
+static void
+xrender_present_complete(MetaScreen *screen,
+ XPresentCompleteNotifyEvent *ce)
+{
+ MetaCompScreen *info = meta_screen_get_compositor_data (screen);
+
+ info->present_pending = False;
+ repair_screen(screen);
+}
+
+static void
+process_generic(MetaCompositorXRender *compositor,
+ XGenericEvent *event)
+{
+ XGenericEventCookie *ge = (XGenericEventCookie *) event;
+
+ if (ge->extension == compositor->present_major) {
+ Display *xdisplay = meta_display_get_xdisplay (compositor->display);
+ XGetEventData(xdisplay, ge);
+ switch (ge->evtype) {
+ case PresentConfigureNotify:
+ break;
+ case PresentCompleteNotify: {
+ XPresentCompleteNotifyEvent *ce = ge->data;
+ MetaScreen *screen = find_screen_from_output(compositor->display, ce->window);
+ if (screen) {
+ xrender_present_complete(screen, ce);
+ }
+ }
+ break;
+ }
+ XFreeEventData(xdisplay, ge);
+ }
+}
+
static int
timeout_debug (MetaCompositorXRender *compositor)
{
@@ -2506,6 +2599,7 @@ xrender_manage_screen (MetaCompositor *compositor,
MetaScreen *screen)
{
#ifdef HAVE_COMPOSITE_EXTENSIONS
+ MetaCompositorXRender *xrc = (MetaCompositorXRender *) compositor;
MetaCompScreen *info;
MetaDisplay *display = meta_screen_get_display (screen);
Display *xdisplay = meta_display_get_xdisplay (display);
@@ -2513,6 +2607,7 @@ xrender_manage_screen (MetaCompositor *compositor,
XRenderPictFormat *visual_format;
int screen_number = meta_screen_get_screen_number (screen);
Window xroot = meta_screen_get_xroot (screen);
+ int b;
/* Check if the screen is already managed */
if (meta_screen_get_compositor_data (screen))
@@ -2554,7 +2649,10 @@ xrender_manage_screen (MetaCompositor *compositor,
return;
}
- info->root_buffer = None;
+ for (b = 0; b < NUM_BUFFER; b++) {
+ info->root_buffers[b] = None;
+ info->root_pixmaps[b] = None;
+ }
info->black_picture = solid_picture (display, screen, TRUE, 1, 0, 0, 0);
info->root_tile = None;
@@ -2578,6 +2676,10 @@ xrender_manage_screen (MetaCompositor *compositor,
else
meta_verbose ("Disabling shadows\n");
+ if (xrc->has_present)
+ info->present_eid = XPresentSelectInput(xdisplay, info->output,
+ PresentConfigureNotifyMask|PresentCompleteNotifyMask);
+
XClearArea (xdisplay, info->output, 0, 0, 0, 0, TRUE);
meta_screen_set_cm_selection (screen);
@@ -2761,6 +2863,10 @@ xrender_process_event (MetaCompositor *compositor,
process_destroy (xrc, (XDestroyWindowEvent *) event);
break;
+ case GenericEvent:
+ process_generic (xrc, (XGenericEvent *) event);
+ break;
+
default:
if (event->type == meta_display_get_damage_event_base (xrc->display) + XDamageNotify)
process_damage (xrc, (XDamageNotifyEvent *) event);
@@ -3066,6 +3172,7 @@ meta_compositor_xrender_new (MetaDisplay *display)
xrc->atom_net_wm_window_type_tooltip = atoms[14];
xrc->show_redraw = FALSE;
xrc->debug = FALSE;
+ xrc->has_present = XPresentQueryExtension(xdisplay, &xrc->present_major, NULL, NULL);
#ifdef USE_IDLE_REPAINT
meta_verbose ("Using idle repaint\n");
diff --git a/src/core/display.c b/src/core/display.c
index 9601b4ed..a721def4 100644
--- a/src/core/display.c
+++ b/src/core/display.c
@@ -69,6 +69,10 @@
#include <X11/extensions/Xrender.h>
#endif
+#ifdef HAVE_PRESENT
+ #include <X11/extensions/Xpresent.h>
+#endif
+
#ifdef HAVE_XKB
#include <X11/XKBlib.h>
#endif
diff --git a/src/core/screen.c b/src/core/screen.c
index 28d2febf..308795e3 100644
--- a/src/core/screen.c
+++ b/src/core/screen.c
@@ -740,15 +740,16 @@ list_windows (MetaScreen *screen)
children[i], &info->attrs);
if (meta_error_trap_pop_with_return (screen->display, TRUE))
- {
+ {
meta_verbose ("Failed to get attributes for window 0x%lx\n",
children[i]);
- g_free (info);
+ g_free (info);
+ continue;
}
else
{
- info->xwindow = children[i];
- }
+ info->xwindow = children[i];
+ }
result = g_list_prepend (result, info);
}
generated by cgit v1.2.1 (git 2.18.0) at 2024-12-26 14:00:31 +0000