* PERFORMANCE OF THIS SOFTWARE.
*/
+
+/* Modified by Matthew Hawn. I don't know what to say here so follow what it
+ says above. Not that I can really do anything about it
+*/
+
+
#include <stdlib.h>
#include <stdio.h>
+#include <string.h>
#include <math.h>
#include <sys/poll.h>
+#include <sys/time.h>
+#include <time.h>
#include <X11/Xlib.h>
#include <X11/Xutil.h>
#include <X11/extensions/Xcomposite.h>
struct _win *next;
Window id;
XWindowAttributes a;
- int damaged;
int mode;
+ int damaged;
Damage damage;
Picture picture;
XserverRegion borderSize;
int shadow_width;
int shadow_height;
+ unsigned long damage_sequence; /* sequence when damage was created */
+
/* for drawing translucent windows */
XserverRegion borderClip;
struct _win *prev_trans;
} win;
-win *list;
+typedef struct _conv {
+ int size;
+ double *data;
+} conv;
+win *list;
Display *dpy;
int scr;
Window root;
Picture blackPicture;
Picture rootTile;
XserverRegion allDamage;
+Bool clipChanged;
int root_height, root_width;
-#define BACKGROUND_PROP "_XROOTPMAP_ID"
+
+/* find these once and be done with it */
+Atom transPropAtom;
+Atom intAtom;
+
+/* translucency property name */
+#define TRANS_PROP "CM_TRANSLUCENCY"
+
+conv *gaussianMap;
#define WINDOW_SOLID 0
#define WINDOW_TRANS 1
#define WINDOW_ARGB 2
#define TRANS_OPACITY 0.75
-#define SHADOW_RADIUS 15
+#define SHADOW_RADIUS 8
#define SHADOW_OPACITY 0.75
-#define SHADOW_OFFSET_X (-SHADOW_RADIUS)
-#define SHADOW_OFFSET_Y (-SHADOW_RADIUS)
+#define SHADOW_OFFSET_X (-SHADOW_RADIUS * 3 / 2)
+#define SHADOW_OFFSET_Y (-SHADOW_RADIUS * 2 / 2)
+#define DEBUG_REPAINT 0
+#define DEBUG_EVENTS 0
+#define MONITOR_REPAINT 0
-double
+static double
gaussian (double r, double x, double y)
{
return ((1 / (sqrt (2 * M_PI * r))) *
exp ((- (x * x + y * y)) / (2 * r * r)));
}
-typedef struct _conv {
- int size;
- double *data;
-} conv;
-conv *
+static conv *
make_gaussian_map (Display *dpy, double r)
{
conv *c;
* center +-----+-------------------+-----+
*/
-unsigned char
+static unsigned char
sum_gaussian (conv *map, double opacity, int x, int y, int width, int height)
{
int fx, fy;
- int sx, sy;
double *g_data;
double *g_line = map->data;
int g_size = map->size;
if (v > 1)
v = 1;
- return ((unsigned int) (v * opacity * 255.0));
+ return ((unsigned char) (v * opacity * 255.0));
}
-XImage *
-make_shadow (Display *dpy, double opacity, double r, int width, int height)
+static XImage *
+make_shadow (Display *dpy, double opacity, int width, int height)
{
- conv *map = make_gaussian_map (dpy, r);
XImage *ximage;
- double *gdata = map->data;
unsigned char *data;
- int gsize = map->size;
+ int gsize = gaussianMap->size;
int ylimit, xlimit;
int swidth = width + gsize;
int sheight = height + gsize;
int center = gsize / 2;
int x, y;
- int fx, fy;
- int sx, sy;
unsigned char d;
- double v;
- unsigned char c;
+ int x_diff;
data = malloc (swidth * sheight * sizeof (unsigned char));
ximage = XCreateImage (dpy,
*/
/*
+ * center (fill the complete data array)
+ */
+
+ d = sum_gaussian (gaussianMap, opacity, center, center, width, height);
+ memset(data, d, sheight * swidth);
+
+ /*
* corners
*/
ylimit = gsize;
for (y = 0; y < ylimit; y++)
for (x = 0; x < xlimit; x++)
{
- d = sum_gaussian (map, opacity, x - center, y - center, width, height);
+ d = sum_gaussian (gaussianMap, opacity, x - center, y - center, width, height);
data[y * swidth + x] = d;
data[(sheight - y - 1) * swidth + x] = d;
data[(sheight - y - 1) * swidth + (swidth - x - 1)] = d;
/*
* top/bottom
*/
- for (y = 0; y < ylimit; y++)
+ x_diff = swidth - (gsize * 2);
+ if (x_diff > 0 && ylimit > 0)
{
- d = sum_gaussian (map, opacity, center, y - center, width, height);
- for (x = gsize; x < swidth - gsize; x++)
+ for (y = 0; y < ylimit; y++)
{
- data[y * swidth + x] = d;
- data[(sheight - y - 1) * swidth + x] = d;
+ d = sum_gaussian (gaussianMap, opacity, center, y - center, width, height);
+ memset (&data[y * swidth + gsize], d, x_diff);
+ memset (&data[(sheight - y - 1) * swidth + gsize], d, x_diff);
+#if 0
+ for (x = gsize; x < swidth - gsize; x++)
+ {
+ data[y * swidth + x] = d;
+ data[(sheight - y - 1) * swidth + x] = d;
+ }
+#endif
}
}
for (x = 0; x < xlimit; x++)
{
- d = sum_gaussian (map, opacity, x - center, center, width, height);
+ d = sum_gaussian (gaussianMap, opacity, x - center, center, width, height);
for (y = gsize; y < sheight - gsize; y++)
{
data[y * swidth + x] = d;
* center
*/
- d = sum_gaussian (map, opacity, center, center, width, height);
+ d = sum_gaussian (gaussianMap, opacity, center, center, width, height);
for (y = ylimit; y < sheight - ylimit; y++)
for (x = xlimit; x < swidth - xlimit; x++)
data[y * swidth + x] = d;
- free (map);
return ximage;
}
-Picture
-shadow_picture (Display *dpy, double opacity, double r, int width, int height, int *wp, int *hp)
+static Picture
+shadow_picture (Display *dpy, double opacity, int width, int height, int *wp, int *hp)
{
- XImage *shadowImage = make_shadow (dpy, opacity, r, width, height);
+ XImage *shadowImage = make_shadow (dpy, opacity, width, height);
Pixmap shadowPixmap = XCreatePixmap (dpy, root,
shadowImage->width,
shadowImage->height,
return shadowPicture;
}
-win *
+static win *
find_win (Display *dpy, Window id)
{
win *w;
return 0;
}
-Picture
+static char *backgroundProps[] = {
+ "_XROOTPMAP_ID",
+ "_XSETROOT_ID",
+ 0,
+};
+
+static Picture
root_tile (Display *dpy)
{
Picture picture;
unsigned char *prop;
Bool fill;
XRenderPictureAttributes pa;
+ int p;
- if (XGetWindowProperty (dpy, root, XInternAtom (dpy, BACKGROUND_PROP, False),
- 0, 4, False, AnyPropertyType,
- &actual_type, &actual_format, &nitems, &bytes_after, &prop) == Success &&
- actual_type == XInternAtom (dpy, "PIXMAP", False) && actual_format == 32 && nitems == 1)
+ pixmap = None;
+ for (p = 0; backgroundProps[p]; p++)
{
- memcpy (&pixmap, prop, 4);
- XFree (prop);
- fill = False;
+ if (XGetWindowProperty (dpy, root, XInternAtom (dpy, backgroundProps[p], False),
+ 0, 4, False, AnyPropertyType,
+ &actual_type, &actual_format, &nitems, &bytes_after, &prop) == Success &&
+ actual_type == XInternAtom (dpy, "PIXMAP", False) && actual_format == 32 && nitems == 1)
+ {
+ memcpy (&pixmap, prop, 4);
+ XFree (prop);
+ fill = False;
+ break;
+ }
}
- else
+ if (!pixmap)
{
pixmap = XCreatePixmap (dpy, root, 1, 1, DefaultDepth (dpy, scr));
fill = True;
return picture;
}
-void
+static void
paint_root (Display *dpy)
{
if (!rootTile)
0, 0, 0, 0, 0, 0, root_width, root_height);
}
-XserverRegion
+static XserverRegion
win_extents (Display *dpy, win *w)
{
XRectangle r;
- if (w->mode == WINDOW_ARGB)
- {
- r.x = w->a.x;
- r.y = w->a.y;
- r.width = w->a.width + w->a.border_width * 2;
- r.height = w->a.height + w->a.border_width * 2;
- }
- else
+ r.x = w->a.x;
+ r.y = w->a.y;
+ r.width = w->a.width + w->a.border_width * 2;
+ r.height = w->a.height + w->a.border_width * 2;
+ if (w->mode != WINDOW_ARGB)
{
+ XRectangle sr;
+
if (!w->shadow)
{
double opacity = SHADOW_OPACITY;
if (w->mode == WINDOW_TRANS)
opacity = opacity * TRANS_OPACITY;
- w->shadow = shadow_picture (dpy, opacity, SHADOW_RADIUS,
- w->a.width, w->a.height,
+ w->shadow = shadow_picture (dpy, opacity,
+ w->a.width + w->a.border_width * 2,
+ w->a.height + w->a.border_width * 2,
&w->shadow_width, &w->shadow_height);
w->shadow_dx = SHADOW_OFFSET_X;
w->shadow_dy = SHADOW_OFFSET_Y;
}
- r.x = w->a.x + w->a.border_width + w->shadow_dx;
- r.y = w->a.y + w->a.border_width + w->shadow_dy;
- r.width = w->shadow_width;
- r.height = w->shadow_height;
+ sr.x = w->a.x + w->shadow_dx;
+ sr.y = w->a.y + w->shadow_dy;
+ sr.width = w->shadow_width;
+ sr.height = w->shadow_height;
+ if (sr.x < r.x)
+ {
+ r.width = (r.x + r.width) - sr.x;
+ r.x = sr.x;
+ }
+ if (sr.y < r.y)
+ {
+ r.height = (r.y + r.height) - sr.y;
+ r.y = sr.y;
+ }
+ if (sr.width > r.width)
+ r.width = sr.width;
+ if (sr.height > r.height)
+ r.height = sr.height;
}
return XFixesCreateRegion (dpy, &r, 1);
}
-XserverRegion
+static XserverRegion
border_size (Display *dpy, win *w)
{
XserverRegion border;
border = XFixesCreateRegionFromWindow (dpy, w->id, WindowRegionBounding);
/* translate this */
- XFixesUnionRegion (dpy, border, border, w->a.x, w->a.y, None, 0, 0);
+ XFixesTranslateRegion (dpy, border,
+ w->a.x + w->a.border_width,
+ w->a.y + w->a.border_width);
return border;
}
-void
+static void
paint_all (Display *dpy, XserverRegion region)
{
win *w;
r.height = root_height;
region = XFixesCreateRegion (dpy, &r, 1);
}
+#if MONITOR_REPAINT
+ rootBuffer = rootPicture;
+#else
if (!rootBuffer)
{
Pixmap rootPixmap = XCreatePixmap (dpy, root, root_width, root_height,
0, 0);
XFreePixmap (dpy, rootPixmap);
}
+#endif
XFixesSetPictureClipRegion (dpy, rootPicture, 0, 0, region);
+#if MONITOR_REPAINT
+ XRenderComposite (dpy, PictOpSrc, blackPicture, None, rootPicture,
+ 0, 0, 0, 0, 0, 0, root_width, root_height);
+#endif
+#if DEBUG_REPAINT
+ printf ("paint:");
+#endif
for (w = list; w; w = w->next)
{
- Picture mask;
-
if (w->a.map_state != IsViewable)
continue;
+ /* never painted, ignore it */
+ if (!w->damaged)
+ continue;
if (!w->picture)
continue;
-
- if (w->borderSize)
- XFixesDestroyRegion (dpy, w->borderSize);
- w->borderSize = border_size (dpy, w);
- if (w->extents)
- XFixesDestroyRegion (dpy, w->extents);
- w->extents = win_extents (dpy, w);
+#if DEBUG_REPAINT
+ printf (" 0x%x", w->id);
+#endif
+ if (clipChanged)
+ {
+ if (w->borderSize)
+ {
+ XFixesDestroyRegion (dpy, w->borderSize);
+ w->borderSize = None;
+ }
+ if (w->extents)
+ {
+ XFixesDestroyRegion (dpy, w->extents);
+ w->extents = None;
+ }
+ if (w->borderClip)
+ {
+ XFixesDestroyRegion (dpy, w->borderClip);
+ w->borderClip = None;
+ }
+ }
+ if (!w->borderSize)
+ w->borderSize = border_size (dpy, w);
+ if (!w->extents)
+ w->extents = win_extents (dpy, w);
if (w->mode == WINDOW_SOLID)
{
XFixesSetPictureClipRegion (dpy, rootBuffer, 0, 0, region);
- XFixesSubtractRegion (dpy, region, region, 0, 0, w->borderSize, 0, 0);
+ XFixesSubtractRegion (dpy, region, region, w->borderSize);
XRenderComposite (dpy, PictOpSrc, w->picture, None, rootBuffer,
0, 0, 0, 0,
w->a.x + w->a.border_width,
w->a.width,
w->a.height);
}
- w->borderClip = XFixesCreateRegion (dpy, 0, 0);
- XFixesUnionRegion (dpy, w->borderClip, region, 0, 0, None, 0, 0);
+ if (!w->borderClip)
+ {
+ w->borderClip = XFixesCreateRegion (dpy, 0, 0);
+ XFixesCopyRegion (dpy, w->borderClip, region);
+ }
w->prev_trans = t;
t = w;
}
+#if DEBUG_REPAINT
+ printf ("\n");
+ fflush (stdout);
+#endif
XFixesSetPictureClipRegion (dpy, rootBuffer, 0, 0, region);
paint_root (dpy);
for (w = t; w; w = w->prev_trans)
{
XRenderComposite (dpy, PictOpOver, blackPicture, w->shadow, 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->a.x + w->shadow_dx,
+ w->a.y + w->shadow_dy,
w->shadow_width, w->shadow_height);
}
if (w->mode == WINDOW_TRANS)
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);
+ if (rootBuffer != rootPicture)
+ {
+ XFixesSetPictureClipRegion (dpy, rootBuffer, 0, 0, None);
+ XRenderComposite (dpy, PictOpSrc, rootBuffer, None, rootPicture,
+ 0, 0, 0, 0, 0, 0, root_width, root_height);
+ }
}
-void
+static void
add_damage (Display *dpy, XserverRegion damage)
{
if (allDamage)
{
- XFixesUnionRegion (dpy, allDamage, allDamage, 0, 0, damage, 0, 0);
+ XFixesUnionRegion (dpy, allDamage, allDamage, damage);
XFixesDestroyRegion (dpy, damage);
}
else
allDamage = damage;
}
-void
+static void
repair_win (Display *dpy, Window id)
{
win *w = find_win (dpy, id);
if (!w)
return;
-/* printf ("repair 0x%x\n", w->id); */
- parts = XFixesCreateRegion (dpy, 0, 0);
- /* translate region */
- XDamageSubtract (dpy, w->damage, None, parts);
- XFixesUnionRegion (dpy, parts, parts, w->a.x, w->a.y, None, 0, 0);
+ if (!w->damaged)
+ {
+ parts = win_extents (dpy, w);
+ XDamageSubtract (dpy, w->damage, None, None);
+ }
+ else
+ {
+ parts = XFixesCreateRegion (dpy, 0, 0);
+ XDamageSubtract (dpy, w->damage, None, parts);
+ XFixesTranslateRegion (dpy, parts,
+ w->a.x + w->a.border_width,
+ w->a.y + w->a.border_width);
+ }
add_damage (dpy, parts);
+ w->damaged = 1;
}
-void
-map_win (Display *dpy, Window id)
+static void
+map_win (Display *dpy, Window id, unsigned long sequence)
{
win *w = find_win (dpy, id);
- XserverRegion region;
if (!w)
return;
w->a.map_state = IsViewable;
- if (w->picture)
- {
- w->damage = XDamageCreate (dpy, id, XDamageReportNonEmpty);
- region = win_extents (dpy, w);
- add_damage (dpy, region);
- }
+
+ /* make sure we know if property was changed */
+ XSelectInput(dpy, id, PropertyChangeMask);
+
+ w->damaged = 0;
+ clipChanged = True;
}
-void
+static void
unmap_win (Display *dpy, Window id)
{
win *w = find_win (dpy, id);
if (!w)
return;
w->a.map_state = IsUnmapped;
- if (w->damage != None)
- {
- XDamageDestroy (dpy, w->damage);
- w->damage = None;
- }
+ w->damaged = 0;
if (w->extents != None)
{
add_damage (dpy, w->extents); /* destroys region */
w->extents = None;
}
+
+ /* don't care about properties anymore */
+ XSelectInput(dpy, id, 0);
+ clipChanged = True;
}
-void
+
+
+/* Get the translucency prop from window
+ not found: -1
+ otherwise the value
+
+ */
+static int
+get_trans_prop(Display *dpy, win *w)
+{
+ Atom actual;
+ int format;
+ unsigned long n, left;
+
+ char *data;
+ XGetWindowProperty(dpy, w->id, transPropAtom, 0L, 1L, False, intAtom, &actual, &format,
+ &n, &left, (unsigned char **) &data);
+ if (data != None)
+ {
+ int i = (int) *data;
+ XFree( (void *) data);
+ return i;
+ }
+ return -1;
+
+}
+
+/* determine mode for window all in one place.
+ Future might check for menu flag and other cool things
+*/
+
+
+static int
+determine_mode(Display *dpy, win *w)
+{
+ int mode;
+
+ /* if trans prop == -1 fall back on previous tests*/
+
+ int p = get_trans_prop(dpy, w);
+ if ( p != -1 )
+ {
+ if (p > 0)
+ {
+ /* don't really care about the value as long as > 0 */
+ mode = WINDOW_TRANS;
+ }
+ else
+ {
+ mode = WINDOW_SOLID;
+ }
+ }
+
+
+
+ else
+ {
+ XRenderPictFormat *format;
+ if (w->a.class == InputOnly)
+ {
+ format = 0;
+ }
+ else
+ {
+ format = XRenderFindVisualFormat (dpy, w->a.visual);
+ }
+
+
+
+ if (format && format->type == PictTypeDirect && format->direct.alphaMask)
+ {
+ mode = WINDOW_ARGB;
+ }
+ else if (w->a.override_redirect)
+ {
+ /* changed this as a lot of window managers set this for all top
+ level windows */
+ mode = WINDOW_TRANS;
+ }
+ else
+ {
+ mode = WINDOW_SOLID;
+ }
+ }
+ return mode;
+}
+
+static void
add_win (Display *dpy, Window id, Window prev)
{
win *new = malloc (sizeof (win));
win **p;
- XWindowAttributes a;
XRenderPictureAttributes pa;
XRenderPictFormat *format;
free (new);
return;
}
+ new->damage = None;
new->damaged = 0;
new->damage = None;
pa.subwindow_mode = IncludeInferiors;
{
new->picture = 0;
format = 0;
+ new->damage_sequence = 0;
}
else
{
format,
CPSubwindowMode,
&pa);
+ new->damage_sequence = NextRequest (dpy);
+ new->damage = XDamageCreate (dpy, id, XDamageReportNonEmpty);
}
new->shadow = None;
+ new->shadow_dx = 0;
+ new->shadow_dy = 0;
+ new->shadow_width = 0;
+ new->shadow_height = 0;
new->borderSize = None;
new->extents = None;
- if (format && format->type == PictTypeDirect && format->direct.alphaMask)
- new->mode = WINDOW_ARGB;
- else if (new->a.override_redirect)
- new->mode = WINDOW_TRANS;
- else
- new->mode = WINDOW_SOLID;
+
+
+ /* moved mode setting to one place */
+ new->mode = determine_mode(dpy, new);
+
new->next = *p;
*p = new;
if (new->a.map_state == IsViewable)
- map_win (dpy, id);
+ map_win (dpy, id, new->damage_sequence - 1);
}
void
+restack_win (Display *dpy, win *w, Window new_above)
+{
+ Window old_above;
+
+ if (w->next)
+ old_above = w->next->id;
+ else
+ old_above = None;
+ if (old_above != new_above)
+ {
+ win **prev;
+
+ /* unhook */
+ for (prev = &list; *prev; prev = &(*prev)->next)
+ if ((*prev) == w)
+ break;
+ *prev = w->next;
+
+ /* rehook */
+ for (prev = &list; *prev; prev = &(*prev)->next)
+ {
+ if ((*prev)->id == new_above)
+ break;
+ }
+ w->next = *prev;
+ *prev = w;
+ }
+}
+
+static void
configure_win (Display *dpy, XConfigureEvent *ce)
{
win *w = find_win (dpy, ce->window);
{
damage = XFixesCreateRegion (dpy, 0, 0);
if (w->extents != None)
- XFixesUnionRegion (dpy, damage, w->extents, 0, 0, None, 0, 0);
+ XFixesCopyRegion (dpy, damage, w->extents);
}
w->a.x = ce->x;
w->a.y = ce->y;
w->a.height = ce->height;
w->a.border_width = ce->border_width;
w->a.override_redirect = ce->override_redirect;
- if (w->next)
- above = w->next->id;
- else
- above = None;
- if (above != ce->above)
- {
- win **prev;
-
- /* unhook */
- for (prev = &list; *prev; prev = &(*prev)->next)
- if ((*prev) == w)
- break;
- *prev = w->next;
-
- /* rehook */
- for (prev = &list; *prev; prev = &(*prev)->next)
- {
- if ((*prev)->id == ce->above)
- break;
- }
- w->next = *prev;
- *prev = w;
- }
+ restack_win (dpy, w, ce->above);
if (damage)
{
XserverRegion extents = win_extents (dpy, w);
- XFixesUnionRegion (dpy, damage, damage, 0, 0, extents, 0, 0);
+ XFixesUnionRegion (dpy, damage, damage, extents);
XFixesDestroyRegion (dpy, extents);
add_damage (dpy, damage);
}
+ clipChanged = True;
}
-void
+static void
+circulate_win (Display *dpy, XCirculateEvent *ce)
+{
+ win *w = find_win (dpy, ce->window);
+ Window new_above;
+
+ if (ce->place == PlaceOnTop)
+ new_above = list->id;
+ else
+ new_above = None;
+ restack_win (dpy, w, new_above);
+ clipChanged = True;
+}
+
+static void
destroy_win (Display *dpy, Window id, Bool gone)
{
win **prev, *w;
- for (prev = &list; w = *prev; prev = &w->next)
+ for (prev = &list; (w = *prev); prev = &w->next)
if (w->id == id)
{
if (!gone)
- {
unmap_win (dpy, id);
- if (w->picture)
- XRenderFreePicture (dpy, w->picture);
- }
*prev = w->next;
+ if (w->picture)
+ XRenderFreePicture (dpy, w->picture);
+ if (w->damage != None)
+ XDamageDestroy (dpy, w->damage);
free (w);
break;
}
}
-void
+/*
+static void
dump_win (win *w)
{
- printf ("\t%08x: %d x %d + %d + %d (%d)\n", w->id,
+ printf ("\t%08lx: %d x %d + %d + %d (%d)\n", w->id,
w->a.width, w->a.height, w->a.x, w->a.y, w->a.border_width);
}
-void
+
+static void
dump_wins (void)
{
win *w;
for (w = list; w; w = w->next)
dump_win (w);
}
+*/
-void
+static void
damage_win (Display *dpy, XDamageNotifyEvent *de)
{
repair_win (dpy, de->drawable);
}
-int
+static int
error (Display *dpy, XErrorEvent *ev)
{
printf ("error %d request %d minor %d\n",
ev->error_code, ev->request_code, ev->minor_code);
+
+ return 0;
}
-void
+static void
expose_root (Display *dpy, Window root, XRectangle *rects, int nrects)
{
XserverRegion region = XFixesCreateRegion (dpy, rects, nrects);
add_damage (dpy, region);
}
-int
-time_in_millis ()
+
+static int
+ev_serial (XEvent *ev)
{
- struct timeval tp;
+ if (ev->type & 0x7f != KeymapNotify)
+ return ev->xany.serial;
+ return NextRequest (ev->xany.display);
+}
- gettimeofday (&tp, 0);
- return(tp.tv_sec * 1000) + (tp.tv_usec / 1000);
+int damage_event, damage_error;
+
+static char *
+ev_name (XEvent *ev)
+{
+ static char buf[128];
+ switch (ev->type & 0x7f) {
+ case Expose:
+ return "Expose";
+ case MapNotify:
+ return "Map";
+ case UnmapNotify:
+ return "Unmap";
+ case ReparentNotify:
+ return "Reparent";
+ case CirculateNotify:
+ return "Circulate";
+ default:
+ if (ev->type == damage_event + XDamageNotify)
+ return "Damage";
+ sprintf (buf, "Event %d", ev->type);
+ return buf;
+ }
}
-#define INTERVAL 0
+static Window
+ev_window (XEvent *ev)
+{
+ switch (ev->type) {
+ case Expose:
+ return ev->xexpose.window;
+ case MapNotify:
+ return ev->xmap.window;
+ case UnmapNotify:
+ return ev->xunmap.window;
+ case ReparentNotify:
+ return ev->xreparent.window;
+ case CirculateNotify:
+ return ev->xcirculate.window;
+ default:
+ if (ev->type == damage_event + XDamageNotify)
+ return ((XDamageNotifyEvent *) ev)->drawable;
+ return 0;
+ }
+}
-main ()
+int
+main (int argc, char **argv)
{
XEvent ev;
int event_base, error_base;
Pixmap blackPixmap;
unsigned int nchildren;
int i;
- int damage_event, damage_error;
int xfixes_event, xfixes_error;
XRenderPictureAttributes pa;
XRenderColor c;
XRectangle *expose_rects = 0;
- GC gc;
int size_expose = 0;
int n_expose = 0;
struct pollfd ufd;
int n;
int last_update;
int now;
-#if INTERVAL
- int timeout;
-#endif
+ int p;
dpy = XOpenDisplay (0);
if (!dpy)
exit (1);
}
XSetErrorHandler (error);
+#if 0
+ XSynchronize (dpy, 1);
+#endif
scr = DefaultScreen (dpy);
root = RootWindow (dpy, scr);
+
+ /* get atoms */
+ transPropAtom = XInternAtom(dpy, TRANS_PROP, False);
+ intAtom = XInternAtom(dpy, "INTEGER", True);
+
pa.subwindow_mode = IncludeInferiors;
+
+ gaussianMap = make_gaussian_map(dpy, SHADOW_RADIUS);
+
transPixmap = XCreatePixmap (dpy, root, 1, 1, 8);
pa.repeat = True;
transPicture = XRenderCreatePicture (dpy, transPixmap,
c.red = c.green = c.blue = 0;
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)),
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;
+ clipChanged = True;
XGrabServer (dpy);
XCompositeRedirectSubwindows (dpy, root, CompositeRedirectManual);
XSelectInput (dpy, root,
XFree (children);
XUngrabServer (dpy);
paint_all (dpy, None);
-#if INTERVAL
- last_update = time_in_millis ();
-#endif
for (;;)
{
-#if INTERVAL
- int busy_start = 0;
-#endif
-/* dump_wins (); */
+ /* dump_wins (); */
do {
XNextEvent (dpy, &ev);
-#if INTERVAL
- if (!busy_start)
- busy_start = time_in_millis();
+#if DEBUG_EVENTS
+ printf ("event %10.10s serial 0x%08x window 0x%08x\n",
+ ev_name(&ev), ev_serial (&ev), ev_window (&ev));
#endif
-/* printf ("event %d\n", ev.type); */
switch (ev.type) {
case CreateNotify:
add_win (dpy, ev.xcreatewindow.window, 0);
destroy_win (dpy, ev.xdestroywindow.window, True);
break;
case MapNotify:
- map_win (dpy, ev.xmap.window);
+ map_win (dpy, ev.xmap.window, ev.xmap.serial);
break;
case UnmapNotify:
unmap_win (dpy, ev.xunmap.window);
else
destroy_win (dpy, ev.xreparent.window, False);
break;
+ case CirculateNotify:
+ circulate_win (dpy, &ev.xcirculate);
+ break;
case Expose:
if (ev.xexpose.window == root)
{
}
break;
case PropertyNotify:
- if (ev.xproperty.atom == XInternAtom (dpy, BACKGROUND_PROP, False))
+ for (p = 0; backgroundProps[p]; p++)
{
- if (rootTile)
+ if (ev.xproperty.atom == XInternAtom (dpy, backgroundProps[p], False))
{
- XClearArea (dpy, root, 0, 0, 0, 0, True);
- XRenderFreePicture (dpy, rootTile);
- rootTile = None;
+ if (rootTile)
+ {
+ XClearArea (dpy, root, 0, 0, 0, 0, True);
+ XRenderFreePicture (dpy, rootTile);
+ rootTile = None;
+ break;
+ }
+ }
+ }
+ /* check if Trans property was changed */
+ if (ev.xproperty.atom == transPropAtom)
+ {
+ /* reset mode and redraw window */
+ 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);
+ }
}
}
break;
damage_win (dpy, (XDamageNotifyEvent *) &ev);
break;
}
- } while (XEventsQueued (dpy, QueuedAfterReading));
-#if INTERVAL
- now = time_in_millis ();
-/* printf ("\t\tbusy %d\n", now - busy_start); */
- timeout = INTERVAL - (now - last_update);
- if (timeout > 0)
- {
- ufd.fd = ConnectionNumber (dpy);
- ufd.events = POLLIN;
- n = poll (&ufd, 1, timeout);
- if (n > 0 && (ufd.revents & POLLIN) && XEventsQueued (dpy, QueuedAfterReading))
- continue;
- }
-#endif
+ } while (QLength (dpy));
if (allDamage)
{
-#if INTERVAL
- int old_update = last_update;
- last_update = time_in_millis();
-/* printf ("delta %d\n", last_update - old_update); */
-#endif
+ static int paint;
paint_all (dpy, allDamage);
+ paint++;
+ XSync (dpy, False);
allDamage = None;
+ clipChanged = False;
}
}
}