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/*
* Copyright (C) 2004-2007 Kim Woelders
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to
* deal in the Software without restriction, including without limitation the
* rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
* sell copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies of the Software, its documentation and marketing & publicity
* materials, and acknowledgment shall be given in the documentation, materials
* and software packages that this Software was used.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
* IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
/*
* This code was originally derived from xcompmgr.c, see original copyright
* notice at end.
* It has been mostly rewritten since, only the shadow code is more or less
* intact.
*/
#include "E.h"
#if USE_COMPOSITE
#include "desktops.h"
#include "ecompmgr.h"
#include "emodule.h"
#include "eobj.h"
#include "events.h"
#include "hints.h"
#include "settings.h"
#include "timers.h"
#include "windowmatch.h"
#include "xwin.h"
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <math.h>
#include <unistd.h>
#include <X11/Xlib.h>
#include <X11/Xutil.h>
#include <X11/extensions/Xcomposite.h>
#include <X11/extensions/Xdamage.h>
#include <X11/extensions/Xrender.h>
#define ENABLE_SHADOWS 1
#define USE_DESK_EXPOSE 0
#define USE_DESK_VISIBILITY 1
#define USE_CLIP_RELATIVE_TO_DESK 1
#define ENABLE_DEBUG 1
#if ENABLE_DEBUG
#define EDBUG_TYPE_COMPMGR 161
#define EDBUG_TYPE_COMPMGR2 162
#define EDBUG_TYPE_COMPMGR3 163
#define EDBUG_TYPE_COMPMGR4 164
#define D1printf(fmt...) if(EDebug(EDBUG_TYPE_COMPMGR))Eprintf(fmt)
#define D2printf(fmt...) if(EDebug(EDBUG_TYPE_COMPMGR2))Eprintf(fmt)
#define D3printf(fmt...) if(EDebug(EDBUG_TYPE_COMPMGR3))Eprintf(fmt)
#define D4printf(fmt...) if(EDebug(EDBUG_TYPE_COMPMGR4))Eprintf(fmt)
#else
#define D1printf(fmt...)
#define D2printf(fmt...)
#endif /* ENABLE_DEBUG */
#define DEBUG_OPACITY 0
#define INV_POS 0x01
#define INV_SIZE 0x02
#define INV_CLIP 0x04
#define INV_OPACITY 0x08
#define INV_SHADOW 0x10
#define INV_PIXMAP 0x20
#define INV_PICTURE 0x40
#define INV_GEOM (INV_POS | INV_SIZE)
#define INV_ALL (INV_POS | INV_SIZE | INV_CLIP | INV_OPACITY | INV_SHADOW | INV_PIXMAP)
struct _eoci
{
EObj *next; /* Paint order */
EObj *prev; /* Paint order */
Pixmap pixmap;
int rcx, rcy, rcw, rch;
int mode;
unsigned damaged:1;
unsigned fading:1;
unsigned fadeout:1;
unsigned has_shadow:1;
Damage damage;
Picture picture;
Picture pict_alpha; /* Solid, current opacity */
XserverRegion shape;
XserverRegion extents;
XserverRegion clip;
#if ENABLE_SHADOWS
Picture shadow_alpha; /* Solid, sharp * current opacity */
Picture shadow_pict; /* Blurred shaped shadow */
int shadow_dx;
int shadow_dy;
int shadow_width;
int shadow_height;
#endif
unsigned int opacity;
unsigned long damage_sequence; /* sequence when damage was created */
};
/*
* Configuration
*/
#if ENABLE_SHADOWS
#define ECM_SHADOWS_OFF 0
#define ECM_SHADOWS_SHARP 1 /* use window alpha for shadow; sharp, but precise */
#define ECM_SHADOWS_ECHO 3 /* use window for shadow; sharp, but precise */
#define ECM_SHADOWS_BLURRED 2 /* use window extents for shadow, blurred */
#endif
#define ECM_OR_UNREDIRECTED 0
#define ECM_OR_ON_MAP 1
#define ECM_OR_ON_MAPUNMAP 2
#define ECM_OR_ON_CREATE 3
static struct
{
char enable;
char resize_fix_enable;
char use_name_pixmap;
int mode;
struct
{
int mode;
int offset_x, offset_y;
struct
{
int opacity;
int radius;
} blur;
struct
{
int opacity;
} sharp;
} shadows;
struct
{
char enable;
int dt_us; /* us between updates */
unsigned int step;
} fading;
struct
{
int mode;
int opacity;
} override_redirect;
} Conf_compmgr;
/*
* State
*/
#define ECM_MODE_OFF 0
#define ECM_MODE_ROOT 1
#define ECM_MODE_WINDOW 2
#define ECM_MODE_AUTO 3
static struct
{
char active;
char use_pixmap;
char reorder;
EObj *eo_first;
EObj *eo_last;
XserverRegion rgn_screen;
int shadow_mode;
double opac_blur; /* 0. -> 1. */
double opac_sharp; /* 0. -> 1. */
} Mode_compmgr;
#define _ECM_SET_CLIP_CHANGED() Mode_compmgr.reorder = 1
#define _ECM_SET_STACK_CHANGED() Mode_compmgr.reorder = 1
static Picture rootPicture;
static Picture rootBuffer;
static XserverRegion allDamage;
static ESelection *wm_cm_sel = NULL;
#define OPAQUE 0xffffffff
#define OP32(op) ((double)(op)/OPAQUE)
#define WINDOW_UNREDIR 0
#define WINDOW_SOLID 1
#define WINDOW_TRANS 2
#define WINDOW_ARGB 3
static void ECompMgrDamageAll(void);
static void ECompMgrHandleRootEvent(Win win, XEvent * ev, void *prm);
static void ECompMgrHandleWindowEvent(Win win, XEvent * ev, void *prm);
static void doECompMgrWinFade(int val, void *data);
static void ECompMgrWinInvalidate(EObj * eo, int what);
static void ECompMgrWinSetPicts(EObj * eo);
static void ECompMgrWinFadeOutEnd(EObj * eo);
static int ECompMgrDetermineOrder(EObj * const *lst, int num,
EObj ** first, EObj ** last,
Desk * dsk, XserverRegion clip);
/*
* Regions
*/
static XserverRegion
ERegionCreate(void)
{
return XFixesCreateRegion(disp, NULL, 0);
}
static XserverRegion
ERegionCreateRect(int x, int y, int w, int h)
{
XserverRegion rgn;
XRectangle rct;
rct.x = x;
rct.y = y;
rct.width = w;
rct.height = h;
rgn = XFixesCreateRegion(disp, &rct, 1);
return rgn;
}
#if USE_DESK_EXPOSE
static XserverRegion
ERegionCreateFromRects(XRectangle * rectangles, int nrectangles)
{
return XFixesCreateRegion(disp, rectangles, nrectangles);
}
#endif
static XserverRegion
ERegionCreateFromWindow(Window win)
{
return XFixesCreateRegionFromWindow(disp, win, WindowRegionBounding);
}
static void
ERegionCopy(XserverRegion rgn, XserverRegion src)
{
XFixesCopyRegion(disp, rgn, src);
}
static XserverRegion
ERegionClone(XserverRegion src)
{
XserverRegion rgn;
rgn = ERegionCreate();
ERegionCopy(rgn, src);
return rgn;
}
static void
ERegionDestroy(XserverRegion rgn)
{
XFixesDestroyRegion(disp, rgn);
}
static void
ERegionTranslate(XserverRegion rgn, int dx, int dy)
{
if (dx == 0 && dy == 0)
return;
XFixesTranslateRegion(disp, rgn, dx, dy);
}
static void
ERegionIntersect(XserverRegion dst, XserverRegion src)
{
XFixesIntersectRegion(disp, dst, dst, src);
}
static void
ERegionUnion(XserverRegion dst, XserverRegion src)
{
XFixesUnionRegion(disp, dst, dst, src);
}
static void
ERegionSubtract(XserverRegion dst, XserverRegion src)
{
XFixesSubtractRegion(disp, dst, dst, src);
}
static void
ERegionLimit(XserverRegion rgn)
{
XserverRegion screen;
screen = Mode_compmgr.rgn_screen;
if (screen == None)
Mode_compmgr.rgn_screen = screen =
ERegionCreateRect(0, 0, VRoot.w, VRoot.h);
ERegionIntersect(rgn, screen);
}
static void
ERegionSubtractOffset(XserverRegion dst, int dx, int dy, XserverRegion src)
{
Display *dpy = disp;
XserverRegion rgn;
rgn = src;
if (dx != 0 || dy != 0)
{
rgn = ERegionClone(src);
XFixesTranslateRegion(dpy, rgn, dx, dy);
}
XFixesSubtractRegion(dpy, dst, dst, rgn);
if (rgn != src)
ERegionDestroy(rgn);
}
static void
ERegionUnionOffset(XserverRegion dst, int dx, int dy, XserverRegion src)
{
Display *dpy = disp;
XserverRegion rgn;
rgn = src;
if (dx != 0 || dy != 0)
{
rgn = ERegionClone(src);
XFixesTranslateRegion(dpy, rgn, dx, dy);
}
XFixesUnionRegion(dpy, dst, dst, rgn);
if (rgn != src)
ERegionDestroy(rgn);
}
#if 0 /* Unused (for debug) */
static int
ERegionIsEmpty(XserverRegion rgn)
{
int nr;
XRectangle *pr;
pr = XFixesFetchRegion(disp, rgn, &nr);
if (pr)
XFree(pr);
return nr == 0;
}
#endif
static void
ERegionShow(const char *txt, XserverRegion rgn)
{
int i, nr;
XRectangle *pr;
if (rgn == None)
{
Eprintf(" - region: %s %#lx is None\n", txt, rgn);
return;
}
pr = XFixesFetchRegion(disp, rgn, &nr);
if (!pr || nr <= 0)
{
Eprintf(" - region: %s %#lx is empty\n", txt, rgn);
goto done;
}
Eprintf(" - region: %s %#lx:\n", txt, rgn);
for (i = 0; i < nr; i++)
Eprintf("%4d: %4d+%4d %4dx%4d\n", i, pr[i].x, pr[i].y, pr[i].width,
pr[i].height);
done:
if (pr)
XFree(pr);
}
/*
* Pictures
*/
static Picture
EPictureCreateSolid(Bool argb, double a, double r, double g, double b)
{
Display *dpy = disp;
Pixmap pmap;
Picture pict;
XRenderPictFormat *pictfmt;
XRenderPictureAttributes pa;
XRenderColor c;
pmap = XCreatePixmap(dpy, VRoot.xwin, 1, 1, argb ? 32 : 8);
pictfmt = XRenderFindStandardFormat(dpy,
argb ? PictStandardARGB32 :
PictStandardA8);
pa.repeat = True;
pict = XRenderCreatePicture(dpy, pmap, pictfmt, CPRepeat, &pa);
c.alpha = (unsigned short)(a * 0xffff);
c.red = (unsigned short)(r * 0xffff);
c.green = (unsigned short)(g * 0xffff);
c.blue = (unsigned short)(b * 0xffff);
XRenderFillRectangle(dpy, PictOpSrc, pict, &c, 0, 0, 1, 1);
XFreePixmap(dpy, pmap);
return pict;
}
static Picture
EPictureCreateBuffer(Window win, int w, int h, int depth, Visual * vis)
{
Picture pict;
Pixmap pmap;
XRenderPictFormat *pictfmt;
pmap = XCreatePixmap(disp, win, w, h, depth);
pictfmt = XRenderFindVisualFormat(disp, vis);
pict = XRenderCreatePicture(disp, pmap, pictfmt, 0, 0);
XFreePixmap(disp, pmap);
return pict;
}
#if 0
static Picture
EPictureCreate(Window win, int depth, Visual * vis)
{
Picture pict;
XRenderPictFormat *pictfmt;
pictfmt = XRenderFindVisualFormat(disp, vis);
pict = XRenderCreatePicture(disp, win, pictfmt, 0, 0);
return pict;
}
#endif
/* Hack to fix redirected window resize bug(?) */
void
ECompMgrMoveResizeFix(EObj * eo, int x, int y, int w, int h)
{
Picture pict;
int wo, ho;
ECmWinInfo *cw = eo->cmhook;
if (!cw || !Conf_compmgr.resize_fix_enable)
{
EMoveResizeWindow(eo->win, x, y, w, h);
return;
}
wo = ho = 0;
EGetGeometry(eo->win, NULL, NULL, NULL, &wo, &ho, NULL, NULL);
if (wo <= 0 || ho <= 0 || (wo == w && ho == h))
{
EMoveResizeWindow(eo->win, x, y, w, h);
return;
}
/* Resizing - grab old contents */
pict = EPictureCreateBuffer(EobjGetXwin(eo), wo, ho, WinGetDepth(eo->win),
WinGetVisual(eo->win));
XRenderComposite(disp, PictOpSrc, cw->picture, None, pict, 0, 0, 0, 0, 0, 0,
wo, ho);
/* Resize (+move) */
EMoveResizeWindow(eo->win, x, y, w, h);
/* Paste old contents back in */
if (w < wo)
w = wo;
if (h < ho)
h = ho;
XRenderComposite(disp, PictOpSrc, pict, None, cw->picture,
0, 0, 0, 0, 0, 0, w, h);
XRenderFreePicture(disp, pict);
}
#if !USE_BG_WIN_ON_ALL_DESKS
/*
* Desk background
*/
int
ECompMgrDeskConfigure(Desk * dsk)
{
EObj *eo;
ECmWinInfo *cw;
Picture pict;
XRenderPictFormat *pictfmt;
XRenderPictureAttributes pa;
Pixmap pmap;
if (!Mode_compmgr.active)
return 0;
eo = dsk->bg.o;
if (!eo)
return 1;
ECompMgrWinInvalidate(eo, INV_PICTURE);
if (!dsk->viewable && dsk->bg.bg)
return 1;
if (dsk->bg.pmap == None)
{
GC gc;
pmap = XCreatePixmap(disp, VRoot.xwin, 1, 1, VRoot.depth);
gc = EXCreateGC(pmap, 0, NULL);
XSetClipMask(disp, gc, 0);
XSetFillStyle(disp, gc, FillSolid);
XSetForeground(disp, gc, dsk->bg.pixel);
XFillRectangle(disp, pmap, gc, 0, 0, 1, 1);
EXFreeGC(gc);
}
else
{
pmap = dsk->bg.pmap;
}
pa.repeat = True;
pictfmt = XRenderFindVisualFormat(disp, VRoot.vis);
pict = XRenderCreatePicture(disp, pmap, pictfmt, CPRepeat, &pa);
if (pmap != dsk->bg.pmap)
XFreePixmap(disp, pmap);
/* New background, all must be repainted */
ECompMgrDamageAll();
cw = eo->cmhook;
cw->picture = pict;
D1printf
("ECompMgrDeskConfigure: Desk %d: using pixmap %#lx picture=%#lx\n",
dsk->num, pmap, cw->picture);
return 1;
}
#endif
#if USE_DESK_VISIBILITY
static void
ECompMgrDeskVisibility(EObj * eo, XEvent * ev)
{
Desk *dsk;
int visible;
switch (eo->type)
{
default:
return;
case EOBJ_TYPE_DESK:
dsk = (Desk *) eo;
break;
case EOBJ_TYPE_ROOT_BG:
dsk = DeskGet(0);
break;
}
visible = dsk->viewable && ev->xvisibility.state != VisibilityFullyObscured;
if (dsk->visible == visible)
return;
dsk->visible = visible;
if (!visible)
return;
/*
* A viewable desk is no longer fully obscured. Assume this happened due
* to a VT switch to our display and repaint all. This may happen in other
* situations as well, but most likely when we must repaint everything
* anyway.
*/
ECompMgrDamageAll();
}
#endif
/*
* Root (?)
*/
static void
ECompMgrDamageMerge(XserverRegion damage, int destroy)
{
if (allDamage != None)
{
if (EDebug(EDBUG_TYPE_COMPMGR3))
ERegionShow("ECompMgrDamageMerge add:", damage);
ERegionUnion(allDamage, damage);
if (destroy)
ERegionDestroy(damage);
}
else if (!destroy)
{
allDamage = ERegionClone(damage);
}
else
{
allDamage = damage;
}
if (EDebug(EDBUG_TYPE_COMPMGR3))
ERegionShow("ECompMgrDamageMerge all:", allDamage);
}
static void
ECompMgrDamageMergeObject(EObj * eo, XserverRegion damage, int destroy)
{
ECmWinInfo *cw = eo->cmhook;
Desk *dsk = eo->desk;
if (!Mode_compmgr.active || damage == None)
return;
if (dsk->num > 0 && !dsk->viewable && eo->ilayer < 512)
{
if (destroy)
ERegionDestroy(damage);
return;
}
if (Mode_compmgr.reorder)
ECompMgrDetermineOrder(NULL, 0, &Mode_compmgr.eo_first,
&Mode_compmgr.eo_last, DeskGet(0), None);
#if 0 /* FIXME - Remove? */
if (cw->clip == None)
{
/* Clip may be None if window is not in paint list */
if (destroy)
ERegionDestroy(damage);
return;
}
#endif
if (!destroy)
damage = ERegionClone(damage);
#if USE_CLIP_RELATIVE_TO_DESK
if (cw->clip != None && eo->type != EOBJ_TYPE_DESK)
ERegionSubtract(damage, cw->clip);
#endif
if (EoGetX(dsk) != 0 || EoGetY(dsk) != 0)
ERegionTranslate(damage, EoGetX(dsk), EoGetY(dsk));
#if !USE_CLIP_RELATIVE_TO_DESK
if (cw->clip != None && eo->type != EOBJ_TYPE_DESK)
ERegionSubtract(damage, cw->clip);
#endif
ECompMgrDamageMerge(damage, 1);
}
static void
ECompMgrDamageAll(void)
{
ECompMgrDamageMerge(ERegionCreateRect(0, 0, VRoot.w, VRoot.h), 1);
}
#if ENABLE_SHADOWS
static Picture transBlackPicture;
typedef struct
{
int size;
double *data;
} conv;
static conv *gaussianMap = NULL;
static double
gaussian(double r, double x, double y)
{
return ((1 / (sqrt(2 * M_PI * r))) * exp((-(x * x + y * y)) / (2 * r * r)));
}
static conv *
make_gaussian_map(double r)
{
conv *c;
int size = ((int)ceil((r * 3)) + 1) & ~1;
int center = size / 2;
int x, y;
double t;
double g;
c = (conv *) EMALLOC(char, sizeof(conv) + size * size * sizeof(double));
c->size = size;
c->data = (double *)(c + 1);
t = 0.0;
for (y = 0; y < size; y++)
for (x = 0; x < size; x++)
{
g = gaussian(r, (double)(x - center), (double)(y - center));
t += g;
c->data[y * size + x] = g;
}
/* printf ("gaussian total %f\n", t); */
for (y = 0; y < size; y++)
for (x = 0; x < size; x++)
{
c->data[y * size + x] /= t;
}
return c;
}
/*
* A picture will help
*
* -center 0 width width+center
* -center +-----+-------------------+-----+
* | | | |
* | | | |
* 0 +-----+-------------------+-----+
* | | | |
* | | | |
* | | | |
* height +-----+-------------------+-----+
* | | | |
* height+ | | | |
* center +-----+-------------------+-----+
*/
static unsigned char
sum_gaussian(conv * map, double opacity, int x, int y, int width, int height)
{
int fx, fy;
double *g_data;
double *g_line = map->data;
int g_size = map->size;
int center = g_size / 2;
int fx_start, fx_end;
int fy_start, fy_end;
double v;
/*
* Compute set of filter values which are "in range",
* that's the set with:
* 0 <= x + (fx-center) && x + (fx-center) < width &&
* 0 <= y + (fy-center) && y + (fy-center) < height
*
* 0 <= x + (fx - center) x + fx - center < width
* center - x <= fx fx < width + center - x
*/
fx_start = center - x;
if (fx_start < 0)
fx_start = 0;
fx_end = width + center - x;
if (fx_end > g_size)
fx_end = g_size;
fy_start = center - y;
if (fy_start < 0)
fy_start = 0;
fy_end = height + center - y;
if (fy_end > g_size)
fy_end = g_size;
g_line = g_line + fy_start * g_size + fx_start;
v = 0;
for (fy = fy_start; fy < fy_end; fy++)
{
g_data = g_line;
g_line += g_size;
for (fx = fx_start; fx < fx_end; fx++)
v += *g_data++;
}
if (v > 1)
v = 1;
return ((unsigned char)(v * opacity * 255.0));
}
static XImage *
make_shadow(double opacity, int width, int height)
{
Display *dpy = disp;
XImage *ximage;
unsigned char *data;
int gsize = gaussianMap->size;
int ylimit, xlimit;
int swidth = width + gsize;
int sheight = height + gsize;
int center = gsize / 2;
int x, y;
unsigned char d;
int x_diff;
data = ECALLOC(unsigned char, swidth * sheight);
if (!data)
return NULL;
ximage = XCreateImage(dpy, DefaultVisual(dpy, DefaultScreen(dpy)),
8, ZPixmap, 0,
(char *)data,
swidth, sheight, 8, swidth * sizeof(unsigned char));
if (!ximage)
{
Efree(data);
return NULL;
}
/*
* Build the gaussian in sections
*/
#if 1
/* FIXME - Handle properly - shaped/non-shaped/offset */
/*
* center (fill the complete data array)
*/
d = sum_gaussian(gaussianMap, opacity, center, center, width, height);
memset(data, d, sheight * swidth);
#endif
/*
* corners
*/
ylimit = gsize;
if (ylimit > sheight / 2)
ylimit = (sheight + 1) / 2;
xlimit = gsize;
if (xlimit > swidth / 2)
xlimit = (swidth + 1) / 2;
for (y = 0; y < ylimit; y++)
for (x = 0; x < xlimit; x++)
{
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;
data[y * swidth + (swidth - x - 1)] = d;
}
/*
* top/bottom
*/
x_diff = swidth - (gsize * 2);
if (x_diff > 0 && ylimit > 0)
{
for (y = 0; y < ylimit; y++)
{
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);
}
}
/*
* sides
*/
for (x = 0; x < xlimit; x++)
{
d = sum_gaussian(gaussianMap, opacity, x - center, center, width,
height);
for (y = gsize; y < sheight - gsize; y++)
{
data[y * swidth + x] = d;
data[y * swidth + (swidth - x - 1)] = d;
}
}
return ximage;
}
static Picture
shadow_picture(double opacity, int width, int height, int *wp, int *hp)
{
Display *dpy = disp;
XImage *shadowImage;
Pixmap shadowPixmap;
Picture shadowPicture;
GC gc;
shadowImage = make_shadow(opacity, width, height);
if (!shadowImage)
return None;
shadowPixmap = XCreatePixmap(dpy, VRoot.xwin,
shadowImage->width, shadowImage->height, 8);
shadowPicture = XRenderCreatePicture(dpy, shadowPixmap,
XRenderFindStandardFormat(dpy,
PictStandardA8),
0, 0);
gc = XCreateGC(dpy, shadowPixmap, 0, 0);
XPutImage(dpy, shadowPixmap, gc, shadowImage, 0, 0, 0, 0,
shadowImage->width, shadowImage->height);
*wp = shadowImage->width;
*hp = shadowImage->height;
XFreeGC(dpy, gc);
XDestroyImage(shadowImage);
XFreePixmap(dpy, shadowPixmap);
return shadowPicture;
}
#endif /* ENABLE_SHADOWS */
/* Region of window in screen coordinates, including shadows */
static XserverRegion
win_extents(EObj * eo)
{
ECmWinInfo *cw = eo->cmhook;
XRectangle r, sr;
XserverRegion rgn;
unsigned int bw;
/* FIXME - Get this right */
bw = EobjGetBW(eo);
if (Mode_compmgr.use_pixmap)
{
cw->rcx = EobjGetX(eo);
cw->rcy = EobjGetY(eo);
cw->rcw = EobjGetW(eo) + 2 * bw;
cw->rch = EobjGetH(eo) + 2 * bw;
}
else
{
cw->rcx = EobjGetX(eo) + bw;
cw->rcy = EobjGetY(eo) + bw;
cw->rcw = EobjGetW(eo);
cw->rch = EobjGetH(eo);
}
if (eo->noredir && bw)
{
r.x = EobjGetX(eo);
r.y = EobjGetY(eo);
r.width = EobjGetW(eo) + 2 * bw;
r.height = EobjGetH(eo) + 2 * bw;
}
else
{
r.x = cw->rcx;
r.y = cw->rcy;
r.width = cw->rcw;
r.height = cw->rch;
}
#if ENABLE_SHADOWS
cw->has_shadow = (Mode_compmgr.shadow_mode != ECM_SHADOWS_OFF) &&
eo->shadow && (EShapeCheck(eo->win) >= 0);
if (!cw->has_shadow)
goto skip_shadow;
switch (Mode_compmgr.shadow_mode)
{
default:
goto skip_shadow;
case ECM_SHADOWS_SHARP:
case ECM_SHADOWS_ECHO:
cw->shadow_dx = Conf_compmgr.shadows.offset_x;
cw->shadow_dy = Conf_compmgr.shadows.offset_y;
cw->shadow_width = cw->rcw;
cw->shadow_height = cw->rch;
break;
case ECM_SHADOWS_BLURRED:
if (EobjIsShaped(eo) /* || cw->mode == WINDOW_ARGB */ )
goto skip_shadow;
if (!gaussianMap)
{
gaussianMap =
make_gaussian_map((double)Conf_compmgr.shadows.blur.radius);
if (!gaussianMap)
goto skip_shadow;
}
cw->shadow_dx = Conf_compmgr.shadows.offset_x - gaussianMap->size / 2;
cw->shadow_dy = Conf_compmgr.shadows.offset_y - gaussianMap->size / 2;
if (!cw->shadow_pict)
cw->shadow_pict = shadow_picture(Mode_compmgr.opac_blur,
cw->rcw, cw->rch,
&cw->shadow_width,
&cw->shadow_height);
break;
}
sr.x = cw->rcx + cw->shadow_dx;
sr.y = cw->rcy + cw->shadow_dy;
sr.width = cw->shadow_width;
sr.height = cw->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.x + sr.width > r.x + r.width)
r.width = sr.x + sr.width - r.x;
if (sr.y + sr.height > r.y + r.height)
r.height = sr.y + sr.height - r.y;
skip_shadow:
#endif
D2printf("extents %#lx %d %d %d %d\n", EobjGetXwin(eo), r.x, r.y, r.width,
r.height);
rgn = ERegionCreateRect(r.x, r.y, r.width, r.height);
if (EDebug(EDBUG_TYPE_COMPMGR3))
ERegionShow("extents", rgn);
#if 0 /* FIXME - Set picture clip region */
if (cw->shadow_pict)
{
XserverRegion clip;
clip = ERegionClone(cw->extents);
ERegionSubtractOffset(clip, 0, 0, cw->shape);
XFixesSetPictureClipRegion(disp, cw->shadow_pict, 0, 0, clip);
ERegionDestroy(clip);
}
#endif
return rgn;
}
/* Region of shaped window in screen coordinates */
static XserverRegion
win_shape(EObj * eo)
{
XserverRegion border;
int x, y;
border = ERegionCreateFromWindow(EobjGetXwin(eo));
if (1 /* eo->shaped */ ) /* FIXME - Track shaped state */
{
XserverRegion rgn;
/* Intersect with window size to get effective bounding region */
rgn = ERegionCreateRect(0, 0, EobjGetW(eo), EobjGetH(eo));
ERegionIntersect(border, rgn);
ERegionDestroy(rgn);
}
/* translate this */
x = EobjGetX(eo) + EobjGetBW(eo);
y = EobjGetY(eo) + EobjGetBW(eo);
ERegionTranslate(border, x, y);
D2printf("shape %#lx: %d %d\n", EobjGetXwin(eo), x, y);
if (EDebug(EDBUG_TYPE_COMPMGR3))
ERegionShow("shape", border);
return border;
}
Pixmap
ECompMgrWinGetPixmap(const EObj * eo)
{
ECmWinInfo *cw = eo->cmhook;
if (!cw)
return None;
if (cw->pixmap != None)
return cw->pixmap;
if (eo->noredir)
return None;
cw->pixmap = XCompositeNameWindowPixmap(disp, EobjGetXwin(eo));
return cw->pixmap;
}
static void
ECompMgrWinInvalidate(EObj * eo, int what)
{
ECmWinInfo *cw = eo->cmhook;
Display *dpy = disp;
if (!cw)
return;
D2printf("ECompMgrWinInvalidate %#lx: %#x\n", EobjGetXwin(eo), what);
if ((what & (INV_SIZE | INV_PIXMAP)) && cw->pixmap != None)
{
XFreePixmap(dpy, cw->pixmap);
cw->pixmap = None;
if (Mode_compmgr.use_pixmap)
what |= INV_PICTURE;
}
if ((what & INV_GEOM) && cw->shape != None)
{
ERegionDestroy(cw->shape);
cw->shape = None;
}
if ((what & INV_PICTURE) && cw->picture != None)
{
XRenderFreePicture(dpy, cw->picture);
cw->picture = None;
}
if ((what & INV_OPACITY) && cw->pict_alpha != None)
{
XRenderFreePicture(dpy, cw->pict_alpha);
cw->pict_alpha = None;
}
if ((what & (INV_CLIP | INV_GEOM)) && cw->clip != None)
{
ERegionDestroy(cw->clip);
cw->clip = None;
}
#if ENABLE_SHADOWS
if ((what & (INV_SIZE | INV_SHADOW)) && cw->shadow_pict != None)
{
XRenderFreePicture(dpy, cw->shadow_pict);
cw->shadow_pict = None;
what |= INV_GEOM;
}
if ((what & (INV_OPACITY | INV_SHADOW)) && cw->shadow_alpha != None)
{
XRenderFreePicture(dpy, cw->shadow_alpha);
cw->shadow_alpha = None;
}
#endif
if ((what & (INV_GEOM | INV_SHADOW)) && cw->extents != None)
{
ERegionDestroy(cw->extents);
cw->extents = None;
}
}
static void
ECompMgrWinSetOpacity(EObj * eo, unsigned int opacity)
{
ECmWinInfo *cw = eo->cmhook;
int mode;
if (!cw || cw->opacity == opacity)
return;
cw->opacity = opacity;
D1printf("ECompMgrWinSetOpacity: %#lx opacity=%#x\n", EobjGetXwin(eo),
cw->opacity);
if (eo->shown || cw->fadeout)
ECompMgrDamageMergeObject(eo, cw->extents, 0);
/* Invalidate stuff changed by opacity */
ECompMgrWinInvalidate(eo, INV_OPACITY);
if (eo->noredir)
mode = WINDOW_UNREDIR;
else if (eo->argb)
mode = WINDOW_ARGB;
else if (cw->opacity != OPAQUE)
mode = WINDOW_TRANS;
else
mode = WINDOW_SOLID;
if (mode != cw->mode)
_ECM_SET_CLIP_CHANGED();
cw->mode = mode;
}
static void
ECompMgrWinFadeDoIn(EObj * eo, unsigned int op)
{
char s[128];
Esnprintf(s, sizeof(s), "Fade-%#lx", EobjGetXwin(eo));
DoIn(s, 1e-6 * Conf_compmgr.fading.dt_us, doECompMgrWinFade, op, eo);
}
static void
ECompMgrWinFadeCancel(EObj * eo)
{
char s[128];
Esnprintf(s, sizeof(s), "Fade-%#lx", EobjGetXwin(eo));
RemoveTimerEvent(s);
}
static void
doECompMgrWinFade(int val, void *data)
{
EObj *eo = (EObj *) data;
ECmWinInfo *cw;
unsigned int op = (unsigned int)val;
/* May be gone */
if (EobjListStackCheck(eo) < 0)
return;
cw = eo->cmhook;
#if DEBUG_OPACITY
Eprintf("doECompMgrWinFade %#lx, %d/%d, %#x->%#x\n", EobjGetXwin(eo),
cw->fading, cw->fadeout, cw->opacity, op);
#endif
if (!cw->fading)
return;
cw->fading = cw->fadeout;
if (op == cw->opacity)
{
op = eo->opacity;
if (cw->fadeout)
ECompMgrWinFadeOutEnd(eo);
cw->fading = 0;
}
else if (op > cw->opacity)
{
if (op - cw->opacity > Conf_compmgr.fading.step)
{
op = cw->opacity + Conf_compmgr.fading.step;
cw->fading = 1;
}
}
else
{
if (cw->opacity - op > Conf_compmgr.fading.step)
{
op = cw->opacity - Conf_compmgr.fading.step;
cw->fading = 1;
}
}
#if DEBUG_OPACITY
Eprintf("doECompMgrWinFade %#lx, %#x\n", EobjGetXwin(eo), op);
#endif
if (cw->fading)
ECompMgrWinFadeDoIn(eo, (unsigned int)val);
else if (eo->type == EOBJ_TYPE_EWIN)
ModulesSignal(eo->shown ? ESIGNAL_EWIN_CHANGE : ESIGNAL_EWIN_UNMAP, eo);
ECompMgrWinSetOpacity(eo, op);
}
static void
ECompMgrWinFade(EObj * eo, unsigned int op_from, unsigned int op_to)
{
ECmWinInfo *cw = eo->cmhook;
cw->fading = 1;
ECompMgrWinFadeDoIn(eo, op_to);
ECompMgrWinSetOpacity(eo, op_from);
}
static void
ECompMgrWinFadeIn(EObj * eo)
{
ECmWinInfo *cw = eo->cmhook;
#if DEBUG_OPACITY
Eprintf("ECompMgrWinFadeIn %#lx %#x -> %#x\n", EobjGetXwin(eo), 0x10000000,
eo->opacity);
#endif
if (cw->fadeout)
ECompMgrWinFadeOutEnd(eo);
ECompMgrWinFade(eo, 0x10000000, eo->opacity);
}
static void
ECompMgrWinFadeOut(EObj * eo)
{
ECmWinInfo *cw = eo->cmhook;
#if DEBUG_OPACITY
Eprintf("ECompMgrWinFadeOut %#lx %#x -> %#x\n", EobjGetXwin(eo), cw->opacity,
0x10000000);
#endif
cw->fadeout = 1;
ECompMgrWinInvalidate(eo, INV_PICTURE);
ECompMgrWinSetPicts(eo);
ECompMgrDamageMergeObject(eo, cw->extents, 0);
ECompMgrWinFade(eo, cw->opacity, 0x10000000);
}
static void
ECompMgrWinFadeOutEnd(EObj * eo)
{
ECmWinInfo *cw = eo->cmhook;
#if DEBUG_OPACITY
Eprintf("ECompMgrWinFadeOutEnd %#lx\n", EobjGetXwin(eo));
#endif
cw->fadeout = 0;
ECompMgrWinInvalidate(eo, INV_PIXMAP | INV_PICTURE);
ECompMgrDamageMergeObject(eo, cw->extents, 0);
_ECM_SET_CLIP_CHANGED();
}
void
ECompMgrWinChangeOpacity(EObj * eo, unsigned int opacity)
{
ECmWinInfo *cw = eo->cmhook;
if (!cw)
return;
if (eo->shown && Conf_compmgr.fading.enable && eo->fade)
ECompMgrWinFade(eo, cw->opacity, opacity);
else
ECompMgrWinSetOpacity(eo, opacity);
}
void
ECompMgrWinMap(EObj * eo)
{
ECmWinInfo *cw = eo->cmhook;
if (!cw)
{
ECompMgrWinNew(eo);
cw = eo->cmhook;
if (!cw)
return;
}
D1printf("ECompMgrWinMap %#lx\n", EobjGetXwin(eo));
if (cw->extents == None)
cw->extents = win_extents(eo);
_ECM_SET_STACK_CHANGED();
ECompMgrDamageMergeObject(eo, cw->extents, 0);
if (Conf_compmgr.fading.enable && eo->fade)
ECompMgrWinFadeIn(eo);
}
void
ECompMgrWinUnmap(EObj * eo)
{
ECmWinInfo *cw = eo->cmhook;
D1printf("ECompMgrWinUnmap %#lx shown=%d\n", EobjGetXwin(eo), eo->shown);
if (!eo->shown) /* Sometimes we get a synthetic one too */
return;
if (Conf_compmgr.fading.enable && eo->fade && !eo->gone)
ECompMgrWinFadeOut(eo);
else
{
ECompMgrDamageMergeObject(eo, cw->extents, 0);
_ECM_SET_STACK_CHANGED();
ECompMgrWinInvalidate(eo, INV_PIXMAP);
}
}
static void
ECompMgrWinSetPicts(EObj * eo)
{
ECmWinInfo *cw = eo->cmhook;
if (cw->pixmap == None && eo->shown && !eo->noredir &&
(Mode_compmgr.use_pixmap || (eo->fade && Conf_compmgr.fading.enable)))
{
cw->pixmap = XCompositeNameWindowPixmap(disp, EobjGetXwin(eo));
D2printf("ECompMgrWinSetPicts %#lx: Pmap=%#lx\n", EobjGetXwin(eo),
cw->pixmap);
}
if (cw->picture == None)
{
XRenderPictFormat *pictfmt;
XRenderPictureAttributes pa;
Drawable draw = EobjGetXwin(eo);
if ((cw->pixmap && Mode_compmgr.use_pixmap) || (cw->fadeout))
draw = cw->pixmap;
if (draw == None)
return;
pictfmt = XRenderFindVisualFormat(disp, WinGetVisual(eo->win));
pa.subwindow_mode = IncludeInferiors;
cw->picture = XRenderCreatePicture(disp, draw,
pictfmt, CPSubwindowMode, &pa);
D2printf("ECompMgrWinSetPicts %#lx: Pict=%#lx (drawable=%#lx)\n",
EobjGetXwin(eo), cw->picture, draw);
if (draw == cw->pixmap)
{
XserverRegion clip;
clip = ERegionCreateFromWindow(EobjGetXwin(eo));
XFixesSetPictureClipRegion(disp, cw->picture, 0, 0, clip);
ERegionDestroy(clip);
}
}
}
void
ECompMgrWinNew(EObj * eo)
{
ECmWinInfo *cw;
if (!Mode_compmgr.active) /* FIXME - Here? */
return;
if (eo->inputonly || eo->win == VRoot.win)
{
eo->noredir = 1;
return;
}
cw = ECALLOC(ECmWinInfo, 1);
if (!cw)
return;
D1printf("ECompMgrWinNew %#lx\n", EobjGetXwin(eo));
eo->cmhook = cw;
if (eo->type == EOBJ_TYPE_EXT &&
Conf_compmgr.override_redirect.mode == ECM_OR_UNREDIRECTED)
{
eo->noredir = 1;
eo->fade = 0;
eo->shadow = 0;
}
if (!eo->noredir)
{
if (Conf_compmgr.mode == ECM_MODE_WINDOW)
XCompositeRedirectWindow(disp, EobjGetXwin(eo),
CompositeRedirectManual);
cw->damage_sequence = NextRequest(disp);
cw->damage =
XDamageCreate(disp, EobjGetXwin(eo), XDamageReportNonEmpty);
}
if (eo->type == EOBJ_TYPE_EXT)
eo->opacity = OpacityFromPercent(Conf_compmgr.override_redirect.opacity);
if (eo->opacity == 0)
eo->opacity = 0xFFFFFFFF;
if (eo->type == EOBJ_TYPE_DESK || eo->type == EOBJ_TYPE_ROOT_BG)
{
ESelectInputAdd(eo->win, VisibilityChangeMask);
}
if (eo->type != EOBJ_TYPE_EWIN)
WindowMatchEobjOps(eo);
cw->opacity = 0xdeadbeef;
ECompMgrWinSetOpacity(eo, eo->opacity);
EventCallbackRegister(eo->win, 0, ECompMgrHandleWindowEvent, eo);
}
void
ECompMgrWinMoveResize(EObj * eo, int change_xy, int change_wh, int change_bw)
{
ECmWinInfo *cw = eo->cmhook;
XserverRegion damage;
int invalidate;
D1printf("ECompMgrWinMoveResize %#lx xy=%d wh=%d bw=%d\n",
EobjGetXwin(eo), change_xy, change_wh, change_bw);
invalidate = 0;
if (change_xy || change_bw)
invalidate |= INV_POS;
if (change_wh || change_bw)
invalidate |= INV_SIZE;
if (!invalidate)
return;
if (cw->fadeout)
{
ECompMgrWinFadeCancel(eo);
ECompMgrWinFadeOutEnd(eo);
cw->fading = 0;
}
if (!eo->shown)
{
ECompMgrWinInvalidate(eo, invalidate);
return;
}
/* Invalidate old window region */
damage = cw->extents;
cw->extents = None;
if (EDebug(EDBUG_TYPE_COMPMGR3))
ERegionShow("old-extents:", damage);
#if 0 /* FIXME - We shouldn't have to update clip if transparent */
if (cw->mode == WINDOW_UNREDIR || cw->mode == WINDOW_SOLID)
#endif
_ECM_SET_CLIP_CHANGED();
ECompMgrWinInvalidate(eo, invalidate);
/* Invalidate new window region */
cw->extents = win_extents(eo);
if (damage != None)
{
ERegionUnion(damage, cw->extents);
ECompMgrDamageMergeObject(eo, damage, 1);
}
else
{
ECompMgrDamageMergeObject(eo, cw->extents, 0);
}
}
void
ECompMgrWinDamageArea(EObj * eo, int x __UNUSED__, int y __UNUSED__,
int w __UNUSED__, int h __UNUSED__)
{
ECmWinInfo *cw = eo->cmhook;
ECompMgrDamageMergeObject(eo, cw->shape, 0);
}
static void
ECompMgrWinConfigure(EObj * eo, XEvent * ev)
{
int x, y, w, h, bw;
int change_xy, change_wh, change_bw;
x = ev->xconfigure.x;
y = ev->xconfigure.y;
w = ev->xconfigure.width;
h = ev->xconfigure.height;
bw = ev->xconfigure.border_width;
change_xy = EobjGetX(eo) != x || EobjGetY(eo) != y;
change_wh = EobjGetW(eo) != w || EobjGetH(eo) != h;
change_bw = EobjGetBW(eo) != bw;
EWindowSetGeometry(eo->win, x, y, w, h, bw);
ECompMgrWinMoveResize(eo, change_xy, change_wh, change_bw);
}
void
ECompMgrWinReparent(EObj * eo, Desk * dsk, int change_xy)
{
ECmWinInfo *cw = eo->cmhook;
D1printf("ECompMgrWinReparent %#lx %#lx d=%d->%d x,y=%d,%d %d\n",
EobjGetXwin(eo), cw->extents, eo->desk->num, dsk->num,
EobjGetX(eo), EobjGetY(eo), change_xy);
/* Invalidate old window region */
if (EDebug(EDBUG_TYPE_COMPMGR3))
ERegionShow("old-extents:", cw->extents);
ECompMgrDamageMergeObject(eo, cw->extents, change_xy);
if (change_xy)
{
cw->extents = None;
ECompMgrWinInvalidate(eo, INV_POS);
/* Find new window region */
cw->extents = win_extents(eo);
}
eo->desk = dsk;
_ECM_SET_STACK_CHANGED();
ECompMgrDamageMergeObject(eo, cw->extents, 0);
ECompMgrWinInvalidate(eo, INV_PIXMAP);
}
static void
ECompMgrWinCirculate(EObj * eo, XEvent * ev)
{
D1printf("ECompMgrWinCirculate %#lx %#lx\n", ev->xany.window,
EobjGetXwin(eo));
_ECM_SET_STACK_CHANGED();
}
void
ECompMgrWinChangeShape(EObj * eo)
{
ECmWinInfo *cw = eo->cmhook;
D1printf("ECompMgrWinChangeShape %#lx\n", EobjGetXwin(eo));
ECompMgrDamageMergeObject(eo, cw->extents, 1);
cw->extents = None;
_ECM_SET_CLIP_CHANGED();
ECompMgrWinInvalidate(eo, INV_SIZE);
}
void
ECompMgrWinRaiseLower(EObj * eo, int delta)
{
ECmWinInfo *cw = eo->cmhook;
D1printf("ECompMgrWinRaiseLower %#lx delta=%d\n", EobjGetXwin(eo), delta);
if (delta < 0) /* Raise */
_ECM_SET_STACK_CHANGED();
ECompMgrDamageMergeObject(eo, cw->extents, 0);
if (delta > 0) /* Lower */
_ECM_SET_STACK_CHANGED();
}
void
ECompMgrWinDel(EObj * eo)
{
ECmWinInfo *cw = eo->cmhook;
if (!cw)
return;
D1printf("ECompMgrWinDel %#lx\n", EobjGetXwin(eo));
if (cw->fading)
{
ECompMgrWinFadeCancel(eo);
if (cw->fadeout)
ECompMgrWinFadeOutEnd(eo);
}
EventCallbackUnregister(eo->win, 0, ECompMgrHandleWindowEvent, eo);
if (!eo->gone)
ECompMgrWinInvalidate(eo, INV_PICTURE);
if (!eo->noredir && !eo->gone)
{
if (cw->damage != None)
XDamageDestroy(disp, cw->damage);
if (Conf_compmgr.mode == ECM_MODE_WINDOW)
XCompositeUnredirectWindow(disp, EobjGetXwin(eo),
CompositeRedirectManual);
}
ECompMgrWinInvalidate(eo, INV_ALL);
_EFREE(eo->cmhook);
_ECM_SET_STACK_CHANGED();
}
static void
ECompMgrWinDamage(EObj * eo, XEvent * ev __UNUSED__)
{
ECmWinInfo *cw = eo->cmhook;
Display *dpy = disp;
XDamageNotifyEvent *de = (XDamageNotifyEvent *) ev;
XserverRegion parts;
D1printf("ECompMgrWinDamage %#lx %#lx damaged=%d %d,%d %dx%d\n",
ev->xany.window, EobjGetXwin(eo), cw->damaged,
de->area.x, de->area.y, de->area.width, de->area.height);
if (!cw->damaged)
{
parts = win_extents(eo);
XDamageSubtract(dpy, cw->damage, None, None);
cw->damaged = 1;
}
else
{
parts = ERegionCreate();
XDamageSubtract(dpy, cw->damage, None, parts);
ERegionTranslate(parts, EobjGetX(eo) + EobjGetBW(eo),
EobjGetY(eo) + EobjGetBW(eo));
#if 0 /* ENABLE_SHADOWS - FIXME - This is not right, remove? */
if (Mode_compmgr.shadow_mode == ECM_SHADOWS_SHARP)
{
XserverRegion o;
o = ERegionClone(parts);
ERegionTranslate(o, cw->shadow_dx, cw->shadow_dy);
ERegionUnion(parts, o);
ERegionDestroy(o);
}
#endif
}
eo->serial = ev->xany.serial;
ECompMgrDamageMergeObject(eo, parts, 1);
}
static void
ECompMgrWinDumpInfo(const char *txt, EObj * eo, XserverRegion rgn, int force)
{
ECmWinInfo *cw = eo->cmhook;
Eprintf("%s %#lx: %d,%d %dx%d: %s\n", txt, EobjGetXwin(eo),
EobjGetX(eo), EobjGetY(eo), EobjGetW(eo), EobjGetH(eo),
EobjGetName(eo));
if (!cw)
{
Eprintf("Not managed\n");
return;
}
if (force || EDebug(EDBUG_TYPE_COMPMGR3))
{
Eprintf(" - pict=%#lx pmap=%#lx\n", cw->picture, cw->pixmap);
ERegionShow("win extents", cw->extents);
ERegionShow("win shape ", cw->shape);
ERegionShow("win clip ", cw->clip);
if (rgn != None)
ERegionShow("region", rgn);
}
}
static void
ECompMgrDestroyClip(void)
{
EObj *eo, *const *lst;
ECmWinInfo *cw;
int i, num;
lst = EobjListStackGet(&num);
for (i = 0; i < num; i++)
{
eo = lst[i];
cw = eo->cmhook;
if (!cw)
continue;
if (cw->clip != None)
ERegionDestroy(cw->clip);
cw->clip = None;
}
}
static int
ECompMgrDetermineOrder(EObj * const *lst, int num, EObj ** first,
EObj ** last, Desk * dsk, XserverRegion clip)
{
EObj *eo, *eo_prev, *eo_first;
int i, stop, destroy_clip;
ECmWinInfo *cw;
D1printf("ECompMgrDetermineOrder %d\n", dsk->num);
if (!lst)
lst = EobjListStackGet(&num);
if (clip == None)
{
destroy_clip = 1;
ECompMgrDestroyClip();
clip = ERegionCreate();
}
else
{
destroy_clip = 0;
}
/* Determine overall paint order, top to bottom */
stop = 0;
eo_first = eo_prev = NULL;
for (i = 0; i < num; i++)
{
eo = lst[i];
cw = eo->cmhook;
if (!cw)
continue;
if ((!eo->shown && !cw->fading) || eo->desk != dsk)
continue;
/* Region of shaped window in screen coordinates */
if (cw->shape == None)
cw->shape = win_shape(eo);
/* Region of window in screen coordinates, including shadows */
if (cw->extents == None)
cw->extents = win_extents(eo);
D4printf(" - %#lx desk=%d shown=%d fading=%d fadeout=%d\n",
EobjGetXwin(eo), eo->desk->num, eo->shown, cw->fading,
cw->fadeout);
if (eo->type == EOBJ_TYPE_DESK)
{
EObj *eo1, *eo2;
Desk *d = (Desk *) eo;
if (!d->viewable)
continue;
#if USE_CLIP_RELATIVE_TO_DESK
ERegionTranslate(clip, -EoGetX(d), -EoGetY(d));
#endif
stop = ECompMgrDetermineOrder(lst, num, &eo1, &eo2, d, clip);
#if USE_CLIP_RELATIVE_TO_DESK
ERegionTranslate(clip, EoGetX(d), EoGetY(d));
#endif
if (eo1)
{
if (!eo_first)
eo_first = eo1;
if (eo_prev)
((ECmWinInfo *) (eo_prev->cmhook))->next = eo1;
((ECmWinInfo *) (eo1->cmhook))->prev = eo_prev;
eo_prev = eo2;
}
#if USE_BG_WIN_ON_ALL_DESKS /* Only if using per desk bg overlay */
/* FIXME - We should break when the clip region becomes empty */
if (EobjGetX(eo) == 0 && EobjGetY(eo) == 0)
stop = 1;
if (stop)
break;
#endif
}
cw->clip = ERegionClone(clip);
ECompMgrWinSetPicts(eo);
D4printf(" - %#lx desk=%d shown=%d dam=%d pict=%#lx\n",
EobjGetXwin(eo), eo->desk->num, eo->shown, cw->damaged,
cw->picture);
#if 0 /* FIXME - Need this? */
if (!cw->damaged)
continue;
#endif
if (cw->picture == None && !eo->noredir)
continue;
D4printf
("ECompMgrDetermineOrder hook in %d - %#lx desk=%d shown=%d\n",
dsk->num, EobjGetXwin(eo), eo->desk->num, eo->shown);
if (!eo_first)
eo_first = eo;
cw->prev = eo_prev;
if (eo_prev)
((ECmWinInfo *) (eo_prev->cmhook))->next = eo;
eo_prev = eo;
switch (cw->mode)
{
case WINDOW_UNREDIR:
case WINDOW_SOLID:
D4printf("- clip %#lx %#lx %d,%d %dx%d: %s\n", EobjGetXwin(eo),
cw->clip, EobjGetX(eo), EobjGetY(eo), EobjGetW(eo),
EobjGetH(eo), EobjGetName(eo));
#if USE_CLIP_RELATIVE_TO_DESK
ERegionUnionOffset(clip, 0, 0, cw->shape);
#else
ERegionUnionOffset(clip, EoGetX(dsk), EoGetY(dsk), cw->shape);
#endif
break;
default:
D4printf("- noclip %#lx %#lx %d,%d %dx%d: %s\n", EobjGetXwin(eo),
cw->clip, EobjGetX(eo), EobjGetY(eo), EobjGetW(eo),
EobjGetH(eo), EobjGetName(eo));
break;
}
#if !USE_BG_WIN_ON_ALL_DESKS /* Not if using per desk bg overlay */
/* FIXME - We should break when the clip region becomes empty */
if (eo->type == EOBJ_TYPE_DESK &&
EobjGetX(eo) == 0 && EobjGetY(eo) == 0)
stop = 1;
if (stop)
break;
#endif
}
if (eo_prev)
((ECmWinInfo *) (eo_prev->cmhook))->next = NULL;
*first = eo_first;
*last = eo_prev;
if (destroy_clip)
ERegionDestroy(clip);
Mode_compmgr.reorder = 0;
return stop;
}
static XserverRegion
ECompMgrRepaintObjSetClip(XserverRegion rgn, XserverRegion damage,
XserverRegion clip, int x, int y)
{
ERegionCopy(rgn, damage);
#if USE_CLIP_RELATIVE_TO_DESK
ERegionSubtractOffset(rgn, x, y, clip);
#else
ERegionSubtractOffset(rgn, 0, 0, clip);
x = y = 0;
#endif
return rgn;
}
static void
ECompMgrRepaintObj(Picture pbuf, XserverRegion region, EObj * eo, int mode)
{
static XserverRegion rgn_clip = None;
Display *dpy = disp;
ECmWinInfo *cw;
Desk *dsk = eo->desk;
int x, y;
XserverRegion clip;
Picture alpha;
cw = eo->cmhook;
#if 0 /* FIXME - Remove? */
if (!cw->shape)
cw->shape = win_shape(eo);
if (!cw->extents)
cw->extents = win_extents(eo);
#endif
if (rgn_clip == None)
rgn_clip = ERegionCreate();
x = EoGetX(dsk);
y = EoGetY(dsk);
if (mode == 0)
{
/* Painting opaque windows top down. */
#if 0
if (ERegionIsEmpty(clip))
{
D2printf(" - Quit - repaint region is empty\n");
return;
}
#endif
switch (cw->mode)
{
case WINDOW_UNREDIR:
case WINDOW_SOLID:
clip = ECompMgrRepaintObjSetClip(rgn_clip, region, cw->clip, x, y);
if (EDebug(EDBUG_TYPE_COMPMGR2))
ECompMgrWinDumpInfo("ECompMgrRepaintObj solid", eo, clip, 0);
XFixesSetPictureClipRegion(dpy, pbuf, 0, 0, clip);
XRenderComposite(dpy, PictOpSrc, cw->picture, None, pbuf,
0, 0, 0, 0, x + cw->rcx, y + cw->rcy, cw->rcw,
cw->rch);
break;
}
}
else
{
/* Painting trans stuff bottom up. */
switch (cw->mode)
{
default:
clip = None;
break;
case WINDOW_TRANS:
case WINDOW_ARGB:
clip = ECompMgrRepaintObjSetClip(rgn_clip, region, cw->clip, x, y);
if (EDebug(EDBUG_TYPE_COMPMGR2))
ECompMgrWinDumpInfo("ECompMgrRepaintObj trans", eo, clip, 0);
XFixesSetPictureClipRegion(dpy, pbuf, 0, 0, clip);
if (cw->opacity != OPAQUE && !cw->pict_alpha)
cw->pict_alpha =
EPictureCreateSolid(True, OP32(cw->opacity), 0., 0., 0.);
XRenderComposite(dpy, PictOpOver, cw->picture, cw->pict_alpha,
pbuf, 0, 0, 0, 0, x + cw->rcx, y + cw->rcy,
cw->rcw, cw->rch);
break;
}
#if ENABLE_SHADOWS
if (!cw->has_shadow)
return;
if (clip == None)
clip = ECompMgrRepaintObjSetClip(rgn_clip, region, cw->clip, x, y);
ERegionSubtractOffset(clip, x, y, cw->shape);
XFixesSetPictureClipRegion(dpy, pbuf, 0, 0, clip);
switch (Mode_compmgr.shadow_mode)
{
case ECM_SHADOWS_SHARP:
case ECM_SHADOWS_ECHO:
if (cw->opacity != OPAQUE && !cw->shadow_alpha)
cw->shadow_alpha =
EPictureCreateSolid(True,
OP32(cw->opacity) *
Mode_compmgr.opac_sharp, 0., 0., 0.);
alpha = cw->shadow_alpha ? cw->shadow_alpha : transBlackPicture;
if (Mode_compmgr.shadow_mode == ECM_SHADOWS_SHARP)
XRenderComposite(dpy, PictOpOver, alpha, cw->picture, pbuf,
0, 0, 0, 0,
x + cw->rcx + cw->shadow_dx,
y + cw->rcy + cw->shadow_dy,
cw->shadow_width, cw->shadow_height);
else
XRenderComposite(dpy, PictOpOver, cw->picture, alpha, pbuf,
0, 0, 0, 0,
x + cw->rcx + cw->shadow_dx,
y + cw->rcy + cw->shadow_dy,
cw->shadow_width, cw->shadow_height);
break;
case ECM_SHADOWS_BLURRED:
if (cw->shadow_pict == None)
break;
if (cw->opacity != OPAQUE && !cw->pict_alpha)
cw->pict_alpha =
EPictureCreateSolid(True, OP32(cw->opacity), 0., 0., 0.);
alpha = (cw->pict_alpha) ? cw->pict_alpha : transBlackPicture;
XRenderComposite(dpy, PictOpOver, alpha, cw->shadow_pict, pbuf,
0, 0, 0, 0,
x + cw->rcx + cw->shadow_dx,
y + cw->rcy + cw->shadow_dy,
cw->shadow_width, cw->shadow_height);
break;
}
#endif
}
}
void
ECompMgrRepaint(void)
{
Display *dpy = disp;
EObj *eo;
Picture pbuf;
Desk *dsk = DeskGet(0);
if (!Mode_compmgr.active || allDamage == None)
return;
ERegionLimit(allDamage);
D2printf("ECompMgrRepaint rootBuffer=%#lx rootPicture=%#lx\n",
rootBuffer, rootPicture);
if (EDebug(EDBUG_TYPE_COMPMGR))
ERegionShow("allDamage", allDamage);
if (!rootBuffer)
rootBuffer = EPictureCreateBuffer(VRoot.xwin, VRoot.w, VRoot.h,
VRoot.depth, VRoot.vis);
pbuf = rootBuffer;
if (!dsk)
return;
/* Do paint order list linking */
if (Mode_compmgr.reorder)
ECompMgrDetermineOrder(NULL, 0, &Mode_compmgr.eo_first,
&Mode_compmgr.eo_last, dsk, None);
/* Paint opaque windows top down */
for (eo = Mode_compmgr.eo_first; eo;
eo = ((ECmWinInfo *) (eo->cmhook))->next)
ECompMgrRepaintObj(pbuf, allDamage, eo, 0);
#if 0 /* FIXME - NoBg? */
Picture pict;
if (EDebug(EDBUG_TYPE_COMPMGR2))
ERegionShow("after opaque", region);
/* Repaint background, clipped by damage region and opaque windows */
pict = ((ECmWinInfo *) (dsk->o.cmhook))->picture;
D1printf("ECompMgrRepaint desk picture=%#lx\n", pict);
XFixesSetPictureClipRegion(dpy, pbuf, 0, 0, region);
XRenderComposite(dpy, PictOpSrc, pict, None, pbuf,
0, 0, 0, 0, 0, 0, VRoot.w, VRoot.h);
#endif
/* Paint trans windows and shadows bottom up */
for (eo = Mode_compmgr.eo_last; eo; eo = ((ECmWinInfo *) (eo->cmhook))->prev)
ECompMgrRepaintObj(pbuf, allDamage, eo, 1);
if (pbuf != rootPicture)
{
XFixesSetPictureClipRegion(dpy, pbuf, 0, 0, allDamage);
XRenderComposite(dpy, PictOpSrc, pbuf, None, rootPicture,
0, 0, 0, 0, 0, 0, VRoot.w, VRoot.h);
}
ERegionDestroy(allDamage);
allDamage = None;
}
static void
_ECompMgrIdler(void *data __UNUSED__)
{
/* Do we get here on auto? */
if (!allDamage /* || Conf_compmgr.mode == ECM_MODE_AUTO */ )
return;
ECompMgrRepaint();
#if 0 /* FIXME - Was here - Why? */
XSync(disp, False);
#endif
}
static void
ECompMgrRootConfigure(void *prm __UNUSED__, XEvent * ev)
{
Display *dpy = disp;
D1printf("ECompMgrRootConfigure root\n");
if (ev->xconfigure.window == VRoot.xwin)
{
if (rootBuffer != None)
{
XRenderFreePicture(dpy, rootBuffer);
rootBuffer = None;
}
if (Mode_compmgr.rgn_screen != None)
ERegionDestroy(Mode_compmgr.rgn_screen);
Mode_compmgr.rgn_screen = None;
}
return;
}
#if USE_DESK_EXPOSE /* FIXME - Remove? */
static void
ECompMgrRootExpose(void *prm __UNUSED__, XEvent * ev)
{
static XRectangle *expose_rects = 0;
static int size_expose = 0;
static int n_expose = 0;
int more = ev->xexpose.count + 1;
if (ev->xexpose.window != VRoot.xwin)
return;
D1printf("ECompMgrRootExpose %d %d %d\n", n_expose, size_expose,
ev->xexpose.count);
if (n_expose == size_expose)
{
expose_rects = EREALLOC(XRectangle, expose_rects, size_expose + more);
size_expose += more;
}
expose_rects[n_expose].x = ev->xexpose.x;
expose_rects[n_expose].y = ev->xexpose.y;
expose_rects[n_expose].width = ev->xexpose.width;
expose_rects[n_expose].height = ev->xexpose.height;
n_expose++;
if (ev->xexpose.count == 0)
{
XserverRegion region;
region = ERegionCreateFromRects(expose_rects, n_expose);
ECompMgrDamageMerge(region, 1);
n_expose = 0;
}
}
#endif
#if ENABLE_SHADOWS
static void
ECompMgrShadowsInit(int mode, int cleanup)
{
Mode_compmgr.shadow_mode = mode;
Conf_compmgr.shadows.blur.opacity =
OpacityFix(Conf_compmgr.shadows.blur.opacity, 100);
Mode_compmgr.opac_blur = .01 * Conf_compmgr.shadows.blur.opacity;
Conf_compmgr.shadows.sharp.opacity =
OpacityFix(Conf_compmgr.shadows.sharp.opacity, 100);
Mode_compmgr.opac_sharp = .01 * Conf_compmgr.shadows.sharp.opacity;
if (gaussianMap)
Efree(gaussianMap);
gaussianMap = NULL;
if (mode != ECM_SHADOWS_OFF)
{
if (mode == ECM_SHADOWS_BLURRED)
transBlackPicture = EPictureCreateSolid(True, 1., 0., 0., 0.);
else
transBlackPicture =
EPictureCreateSolid(True, Mode_compmgr.opac_sharp, 0., 0., 0.);
}
else
{
if (transBlackPicture)
XRenderFreePicture(disp, transBlackPicture);
transBlackPicture = None;
}
if (cleanup)
{
EObj *const *lst;
int i, num;
lst = EobjListStackGet(&num);
for (i = 0; i < num; i++)
ECompMgrWinInvalidate(lst[i], INV_SHADOW);
}
}
#else
#define ECompMgrShadowsInit(mode, cleanup)
#endif
int
ECompMgrIsActive(void)
{
return Mode_compmgr.active;
}
static void
ECompMgrStart(void)
{
EObj *const *lst;
int i, num;
XRenderPictFormat *pictfmt;
XRenderPictureAttributes pa;
if (Mode_compmgr.active || Conf_compmgr.mode == ECM_MODE_OFF)
return;
Conf_compmgr.enable = Mode_compmgr.active = 1;
Conf_compmgr.override_redirect.opacity =
OpacityFix(Conf_compmgr.override_redirect.opacity, 100);
pa.subwindow_mode = IncludeInferiors;
pictfmt = XRenderFindVisualFormat(disp, VRoot.vis);
rootPicture =
XRenderCreatePicture(disp, VRoot.xwin, pictfmt, CPSubwindowMode, &pa);
ECompMgrShadowsInit(Conf_compmgr.shadows.mode, 0);
EGrabServer();
switch (Conf_compmgr.mode)
{
case ECM_MODE_ROOT:
XCompositeRedirectSubwindows(disp, VRoot.xwin, CompositeRedirectManual);
#if USE_DESK_EXPOSE /* FIXME - Remove? */
ESelectInputAdd(VRoot.xwin, ExposureMask);
#endif
break;
case ECM_MODE_WINDOW:
#if USE_DESK_EXPOSE /* FIXME - Remove? */
ESelectInputAdd(VRoot.xwin, ExposureMask);
#endif
break;
case ECM_MODE_AUTO:
XCompositeRedirectSubwindows(disp, VRoot.xwin,
CompositeRedirectAutomatic);
break;
}
allDamage = None;
EventCallbackRegister(VRoot.win, 0, ECompMgrHandleRootEvent, NULL);
wm_cm_sel = SelectionAcquire("_NET_WM_CM_S", NULL, NULL);
lst = EobjListStackGet(&num);
for (i = 0; i < num; i++)
{
ECompMgrWinNew(lst[i]);
if (lst[i]->shown)
ECompMgrWinMap(lst[i]);
}
#if !USE_BG_WIN_ON_ALL_DESKS
DesksBackgroundRefresh(NULL, DESK_BG_RECONFIGURE_ALL);
#endif
_ECM_SET_CLIP_CHANGED();
EUngrabServer();
ESync();
}
static void
ECompMgrStop(void)
{
EObj *const *lst1, **lst;
int i, num;
if (!Mode_compmgr.active)
return;
Conf_compmgr.enable = Mode_compmgr.active = 0;
EGrabServer();
SelectionRelease(wm_cm_sel);
wm_cm_sel = NULL;
if (rootPicture)
XRenderFreePicture(disp, rootPicture);
rootPicture = None;
if (rootBuffer)
XRenderFreePicture(disp, rootBuffer);
rootBuffer = None;
ECompMgrShadowsInit(ECM_SHADOWS_OFF, 0);
lst1 = EobjListStackGet(&num);
if (num > 0)
{
lst = EMALLOC(EObj *, num);
if (lst)
{
memcpy(lst, lst1, num * sizeof(EObj *));
for (i = 0; i < num; i++)
{
if (lst[i]->type == EOBJ_TYPE_EXT)
EobjUnregister(lst[i]); /* Modifies the object stack! */
else
ECompMgrWinDel(lst[i]);
}
Efree(lst);
}
}
if (allDamage != None)
ERegionDestroy(allDamage);
allDamage = None;
if (Mode_compmgr.rgn_screen != None)
ERegionDestroy(Mode_compmgr.rgn_screen);
Mode_compmgr.rgn_screen = None;
if (Conf_compmgr.mode == ECM_MODE_ROOT)
XCompositeUnredirectSubwindows(disp, VRoot.xwin, CompositeRedirectManual);
EventCallbackUnregister(VRoot.win, 0, ECompMgrHandleRootEvent, NULL);
#if !USE_BG_WIN_ON_ALL_DESKS
DesksBackgroundRefresh(NULL, DESK_BG_RECONFIGURE_ALL);
#endif
EUngrabServer();
ESync();
}
void
ECompMgrConfigGet(cfg_composite * cfg)
{
cfg->enable = Conf_compmgr.enable;
cfg->shadow = Conf_compmgr.shadows.mode;
cfg->fading = Conf_compmgr.fading.enable;
cfg->fade_speed = 100 - (Conf_compmgr.fading.dt_us / 1000);
}
void
ECompMgrConfigSet(const cfg_composite * cfg)
{
if (Conf_compmgr.mode == ECM_MODE_OFF)
{
if (cfg->enable)
DialogOK("Enable Composite Error",
_("Cannot enable Composite Manager.\n"
"Use xdpyinfo to check that\n"
"Composite, Damage, Fixes, and Render\n"
"extensions are loaded."));
return;
}
if (cfg->enable != Conf_compmgr.enable)
{
Conf_compmgr.enable = cfg->enable;
Conf_compmgr.shadows.mode = cfg->shadow;
if (cfg->enable)
ECompMgrStart();
else
ECompMgrStop();
}
else
{
if (cfg->shadow != Conf_compmgr.shadows.mode)
{
Conf_compmgr.shadows.mode = cfg->shadow;
if (Conf_compmgr.enable)
{
ECompMgrShadowsInit(Conf_compmgr.shadows.mode, 1);
ECompMgrDamageAll();
}
}
}
Conf_compmgr.fading.enable = cfg->fading;
Conf_compmgr.fading.dt_us = (100 - cfg->fade_speed) * 1000;
autosave();
}
/*
* Event handlers
*/
#define USE_WINDOW_EVENTS 0
static void
ECompMgrHandleWindowEvent(Win win __UNUSED__, XEvent * ev, void *prm)
{
EObj *eo = (EObj *) prm;
D2printf("ECompMgrHandleWindowEvent: type=%d\n", ev->type);
switch (ev->type)
{
#if USE_WINDOW_EVENTS
case ConfigureNotify:
ECompMgrWinConfigure(eo, ev);
break;
case MapNotify:
ECompMgrWinMap(eo);
break;
case UnmapNotify:
if (eo->type == EOBJ_TYPE_EXT && eo->cmhook)
{
ECompMgrWinUnmap(eo);
eo->shown = 0;
}
break;
case CirculateNotify:
ECompMgrWinCirculate(eo, ev);
break;
#endif
#if USE_DESK_VISIBILITY
case VisibilityNotify:
ECompMgrDeskVisibility(eo, ev);
break;
#endif
case EX_EVENT_DAMAGE_NOTIFY:
ECompMgrWinDamage(eo, ev);
break;
}
}
static void
ECompMgrHandleRootEvent(Win win __UNUSED__, XEvent * ev, void *prm)
{
Window xwin;
EObj *eo;
D2printf("ECompMgrHandleRootEvent: type=%d\n", ev->type);
switch (ev->type)
{
case CreateNotify:
xwin = ev->xcreatewindow.window;
case_CreateNotify:
if (Conf_compmgr.override_redirect.mode != ECM_OR_ON_CREATE)
break;
eo = EobjListStackFind(xwin);
if (!eo)
EobjRegister(xwin, EOBJ_TYPE_EXT);
break;
case DestroyNotify:
xwin = ev->xdestroywindow.window;
case_DestroyNotify:
eo = EobjListStackFind(xwin);
if (eo && eo->type == EOBJ_TYPE_EXT)
{
if (ev->type == DestroyNotify)
eo->gone = 1;
EobjUnregister(eo);
}
break;
case ReparentNotify:
case EX_EVENT_REPARENT_GONE:
xwin = ev->xreparent.window;
if (ev->xreparent.parent == VRoot.xwin)
goto case_CreateNotify;
else
goto case_DestroyNotify;
case ConfigureNotify:
if (ev->xconfigure.window == VRoot.xwin)
{
ECompMgrRootConfigure(prm, ev);
}
else
{
eo = EobjListStackFind(ev->xconfigure.window);
if (eo && eo->type == EOBJ_TYPE_EXT && eo->cmhook)
{
ECompMgrWinConfigure(eo, ev);
}
}
break;
case MapNotify:
eo = EobjListStackFind(ev->xmap.window);
if (!eo)
eo = EobjRegister(ev->xmap.window, EOBJ_TYPE_EXT);
if (eo && eo->type == EOBJ_TYPE_EXT && eo->cmhook)
{
eo->shown = 1;
EobjListStackRaise(eo, 0);
ECompMgrWinMap(eo);
}
break;
case UnmapNotify:
case EX_EVENT_UNMAP_GONE:
eo = EobjListStackFind(ev->xunmap.window);
if (eo && eo->type == EOBJ_TYPE_EXT && eo->cmhook)
{
if (ev->type == EX_EVENT_UNMAP_GONE)
eo->gone = 1;
#if 0
/* No. Unredirection seems to cause map/unmap => loop */
if (Conf_compmgr.override_redirect.mode == ECM_OR_ON_MAPUNMAP)
{
EobjUnregister(eo);
}
else
#endif
{
ECompMgrWinUnmap(eo);
eo->shown = 0;
}
}
break;
case CirculateNotify:
eo = EobjListStackFind(ev->xcirculate.window);
if (eo && eo->cmhook)
ECompMgrWinCirculate(eo, ev);
break;
#if USE_DESK_EXPOSE /* FIXME - Remove? */
case Expose:
if (Mode_compmgr.shadow_mode != ECM_SHADOWS_OFF)
ECompMgrRootExpose(prm, ev);
break;
#endif
}
}
/*
* Module functions
*/
static void
ECompMgrInit(void)
{
if (!XEXT_AVAILABLE(XEXT_CM_ALL))
{
Conf_compmgr.mode = ECM_MODE_OFF;
goto done;
}
Mode_compmgr.use_pixmap = Conf_compmgr.use_name_pixmap;
if (Conf_compmgr.mode == ECM_MODE_OFF)
Conf_compmgr.mode = ECM_MODE_ROOT;
/* FIXME - Hardcode for now. */
Conf_compmgr.mode = ECM_MODE_WINDOW;
done:
if (Conf_compmgr.mode == ECM_MODE_OFF)
Conf_compmgr.enable = 0;
D1printf("ECompMgrInit: enable=%d mode=%d\n", Conf_compmgr.enable,
Conf_compmgr.mode);
}
static void
ECompMgrSighan(int sig, void *prm __UNUSED__)
{
if (sig != ESIGNAL_INIT && Conf_compmgr.mode == ECM_MODE_OFF)
return;
switch (sig)
{
case ESIGNAL_INIT:
ECompMgrInit();
if (Conf_compmgr.enable)
ECompMgrStart();
IdlerAdd(50, _ECompMgrIdler, NULL);
break;
}
}
static void
CompMgrIpc(const char *params, Client * c __UNUSED__)
{
const char *p;
char cmd[128], prm[4096];
int len;
cmd[0] = prm[0] = '\0';
p = params;
if (p)
{
len = 0;
sscanf(p, "%100s %4000s %n", cmd, prm, &len);
p += len;
}
if (!p || cmd[0] == '?')
{
IpcPrintf("CompMgr - on=%d\n", Mode_compmgr.active);
}
else if (!strcmp(cmd, "cfg"))
{
SettingsComposite();
}
else if (!strcmp(cmd, "start"))
{
ECompMgrStart();
autosave();
}
else if (!strcmp(cmd, "stop"))
{
ECompMgrStop();
autosave();
}
else if (!strncmp(cmd, "list", 2))
{
/* TBD */
}
else if (!strncmp(cmd, "oi", 2))
{
Window win;
EObj *eo;
win = None;
sscanf(prm, "%lx", &win);
eo = EobjListStackFind(win);
if (eo)
ECompMgrWinDumpInfo("EObj", eo, None, 1);
}
}
static const IpcItem CompMgrIpcArray[] = {
{
CompMgrIpc,
"compmgr", "cm",
"Composite manager functions",
" cm ? Show info\n"
" cm cfg Configure\n"
" cm start Start composite manager\n"
" cm stop Stop composite manager\n"}
,
};
#define N_IPC_FUNCS (sizeof(CompMgrIpcArray)/sizeof(IpcItem))
static const CfgItem CompMgrCfgItems[] = {
CFG_ITEM_BOOL(Conf_compmgr, enable, 0),
CFG_ITEM_INT(Conf_compmgr, mode, 1),
CFG_ITEM_INT(Conf_compmgr, shadows.mode, 0),
CFG_ITEM_INT(Conf_compmgr, shadows.offset_x, 3),
CFG_ITEM_INT(Conf_compmgr, shadows.offset_y, 5),
CFG_ITEM_INT(Conf_compmgr, shadows.blur.radius, 5),
CFG_ITEM_INT(Conf_compmgr, shadows.blur.opacity, 75),
CFG_ITEM_INT(Conf_compmgr, shadows.sharp.opacity, 30),
CFG_ITEM_BOOL(Conf_compmgr, resize_fix_enable, 0),
CFG_ITEM_BOOL(Conf_compmgr, use_name_pixmap, 0),
CFG_ITEM_BOOL(Conf_compmgr, fading.enable, 1),
CFG_ITEM_INT(Conf_compmgr, fading.dt_us, 10000),
CFG_ITEM_HEX(Conf_compmgr, fading.step, 0x10000000),
CFG_ITEM_INT(Conf_compmgr, override_redirect.mode, 1),
CFG_ITEM_INT(Conf_compmgr, override_redirect.opacity, 90),
};
#define N_CFG_ITEMS (sizeof(CompMgrCfgItems)/sizeof(CfgItem))
/*
* Module descriptor
*/
extern const EModule ModCompMgr;
const EModule ModCompMgr = {
"compmgr", "cm",
ECompMgrSighan,
{N_IPC_FUNCS, CompMgrIpcArray},
{N_CFG_ITEMS, CompMgrCfgItems}
};
#endif /* USE_COMPOSITE */
/*
* $Id: xcompmgr.c,v 1.26 2004/08/14 21:39:51 keithp Exp $
*
* 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.
*/
/*
* 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
*/
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