mirror of https://github.com/yshui/picom.git
Make composite manager mode run-time selectable with command line option:
-s: server-side shadows (sharp, but follows window alpha) -c: client-side shadows (blurred, but uses window extents only) -n: no shadows (this is the default mode)
This commit is contained in:
Keith Packard
parent
def454cc5a
commit
9616aa5ba6
10
ChangeLog
10
ChangeLog
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@ -1,3 +1,13 @@
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2004-06-26 Keith Packard <keithp@keithp.com>
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* xcompmgr.c: (win_extents), (paint_all), (repair_win),
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(unmap_win), (usage), (main):
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Make composite manager mode run-time selectable with
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command line option:
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-s: server-side shadows (sharp, but follows window alpha)
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-c: client-side shadows (blurred, but uses window extents only)
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-n: no shadows (this is the default mode)
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2004-06-26 Keith Packard <keithp@keithp.com>
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* xcompmgr.c: (make_gaussian_map), (make_shadow), (shadow_picture),
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214
xcompmgr.c
214
xcompmgr.c
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@ -35,6 +35,7 @@
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#include <sys/poll.h>
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#include <sys/time.h>
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#include <time.h>
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#include <unistd.h>
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#include <X11/Xlib.h>
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#include <X11/Xutil.h>
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#include <X11/Xatom.h>
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@ -122,11 +123,19 @@ conv *gaussianMap;
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#define SHADOWS 1
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#define SHARP_SHADOW 0
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#if SHADOWS
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#define SHADOW_RADIUS 12
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typedef enum _compMode {
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CompSimple, /* looks like a regular X server */
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CompServerShadows, /* use window alpha for shadow; sharp, but precise */
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CompClientShadows, /* use window extents for shadow, blurred */
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} CompMode;
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CompMode compMode = CompSimple;
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int shadowRadius = 12;
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#define SHADOW_OPACITY 0.75
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#define SHADOW_OFFSET_X (-SHADOW_RADIUS * 5 / 4)
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#define SHADOW_OFFSET_Y (-SHADOW_RADIUS * 5 / 4)
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#define SHADOW_OFFSET_X (-shadowRadius * 5 / 4)
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#define SHADOW_OFFSET_Y (-shadowRadius * 5 / 4)
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static double
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gaussian (double r, double x, double y)
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@ -358,8 +367,6 @@ shadow_picture (Display *dpy, double opacity, int width, int height, int *wp, in
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return shadowPicture;
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}
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#endif /* SHADOWS */
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Picture
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solid_picture (Display *dpy, Bool argb, double a, double r, double g, double b)
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{
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@ -507,52 +514,54 @@ win_extents (Display *dpy, win *w)
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r.y = w->a.y;
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r.width = w->a.width + w->a.border_width * 2;
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r.height = w->a.height + w->a.border_width * 2;
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#if SHADOWS
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#if !SHARP_SHADOW
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if (w->mode != WINDOW_ARGB)
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#endif
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if (compMode != CompSimple)
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{
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XRectangle sr;
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#if SHARP_SHADOW
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w->shadow_dx = 2;
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w->shadow_dy = 7;
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w->shadow_width = w->a.width;
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w->shadow_height = w->a.height;
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#else
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w->shadow_dx = SHADOW_OFFSET_X;
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w->shadow_dy = SHADOW_OFFSET_Y;
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if (!w->shadow)
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if (compMode == CompServerShadows || w->mode != WINDOW_ARGB)
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{
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double opacity = SHADOW_OPACITY;
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if (w->mode == WINDOW_TRANS)
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opacity = opacity * TRANS_OPACITY;
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w->shadow = shadow_picture (dpy, opacity,
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w->a.width + w->a.border_width * 2,
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w->a.height + w->a.border_width * 2,
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&w->shadow_width, &w->shadow_height);
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XRectangle sr;
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if (compMode == CompServerShadows)
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{
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w->shadow_dx = 2;
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w->shadow_dy = 7;
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w->shadow_width = w->a.width;
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w->shadow_height = w->a.height;
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}
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else
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{
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w->shadow_dx = SHADOW_OFFSET_X;
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w->shadow_dy = SHADOW_OFFSET_Y;
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if (!w->shadow)
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{
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double opacity = SHADOW_OPACITY;
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if (w->mode == WINDOW_TRANS)
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opacity = opacity * TRANS_OPACITY;
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w->shadow = shadow_picture (dpy, opacity,
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w->a.width + w->a.border_width * 2,
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w->a.height + w->a.border_width * 2,
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&w->shadow_width, &w->shadow_height);
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}
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}
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sr.x = w->a.x + w->shadow_dx;
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sr.y = w->a.y + w->shadow_dy;
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sr.width = w->shadow_width;
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sr.height = w->shadow_height;
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if (sr.x < r.x)
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{
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r.width = (r.x + r.width) - sr.x;
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r.x = sr.x;
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}
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if (sr.y < r.y)
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{
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r.height = (r.y + r.height) - sr.y;
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r.y = sr.y;
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}
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if (sr.x + sr.width > r.x + r.width)
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r.width = sr.x + sr.width - r.x;
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if (sr.y + sr.height > r.y + r.height)
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r.height = sr.y + sr.height - r.y;
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}
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#endif
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sr.x = w->a.x + w->shadow_dx;
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sr.y = w->a.y + w->shadow_dy;
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sr.width = w->shadow_width;
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sr.height = w->shadow_height;
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if (sr.x < r.x)
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{
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r.width = (r.x + r.width) - sr.x;
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r.x = sr.x;
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}
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if (sr.y < r.y)
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{
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r.height = (r.y + r.height) - sr.y;
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r.y = sr.y;
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}
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if (sr.x + sr.width > r.x + r.width)
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r.width = sr.x + sr.width - r.x;
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if (sr.y + sr.height > r.y + r.height)
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r.height = sr.y + sr.height - r.y;
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}
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#endif
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return XFixesCreateRegion (dpy, &r, 1);
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}
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@ -679,31 +688,34 @@ paint_all (Display *dpy, XserverRegion region)
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for (w = t; w; w = w->prev_trans)
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{
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XFixesSetPictureClipRegion (dpy, rootBuffer, 0, 0, w->borderClip);
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#if SHADOWS
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#if SHARP_SHADOW
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set_ignore (dpy, NextRequest (dpy));
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if (w->opacity != OPAQUE && !w->shadowPict)
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w->shadowPict = solid_picture (dpy, True,
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(double) w->opacity / OPAQUE * 0.3,
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0, 0, 0);
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XRenderComposite (dpy, PictOpOver,
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w->shadowPict ? w->shadowPict : transBlackPicture,
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w->picture, rootBuffer,
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0, 0, 0, 0,
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w->a.x + w->shadow_dx,
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w->a.y + w->shadow_dy,
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w->shadow_width, w->shadow_height);
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#else
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if (w->shadow)
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{
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XRenderComposite (dpy, PictOpOver, blackPicture, w->shadow, rootBuffer,
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switch (compMode) {
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case CompSimple:
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break;
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case CompServerShadows:
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set_ignore (dpy, NextRequest (dpy));
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if (w->opacity != OPAQUE && !w->shadowPict)
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w->shadowPict = solid_picture (dpy, True,
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(double) w->opacity / OPAQUE * 0.3,
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0, 0, 0);
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XRenderComposite (dpy, PictOpOver,
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w->shadowPict ? w->shadowPict : transBlackPicture,
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w->picture, rootBuffer,
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0, 0, 0, 0,
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w->a.x + w->shadow_dx,
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w->a.y + w->shadow_dy,
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w->shadow_width, w->shadow_height);
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break;
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case CompClientShadows:
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if (w->shadow)
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{
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XRenderComposite (dpy, PictOpOver, blackPicture, w->shadow, rootBuffer,
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0, 0, 0, 0,
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w->a.x + w->shadow_dx,
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w->a.y + w->shadow_dy,
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w->shadow_width, w->shadow_height);
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}
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break;
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}
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#endif
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#endif /* SHADOWS */
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if (w->opacity != OPAQUE)
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w->alphaPict = solid_picture (dpy, False,
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(double) w->opacity / OPAQUE, 0, 0, 0);
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@ -774,15 +786,14 @@ repair_win (Display *dpy, Window id)
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XFixesTranslateRegion (dpy, parts,
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w->a.x + w->a.border_width,
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w->a.y + w->a.border_width);
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#if SHADOWS
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#if SHARP_SHADOW
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o = XFixesCreateRegion (dpy, 0, 0);
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XFixesCopyRegion (dpy, o, parts);
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XFixesTranslateRegion (dpy, o, w->shadow_dx, w->shadow_dy);
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XFixesUnionRegion (dpy, parts, parts, o);
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XFixesDestroyRegion (dpy, o);
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#endif
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#endif
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if (compMode == CompServerShadows)
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{
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o = XFixesCreateRegion (dpy, 0, 0);
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XFixesCopyRegion (dpy, o, parts);
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XFixesTranslateRegion (dpy, o, w->shadow_dx, w->shadow_dy);
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XFixesUnionRegion (dpy, parts, parts, o);
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XFixesDestroyRegion (dpy, o);
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}
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}
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add_damage (dpy, parts);
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w->damaged = 1;
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@ -848,7 +859,11 @@ unmap_win (Display *dpy, Window id)
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w->pixmap = 0;
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}
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if (w->picture)
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{
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set_ignore (dpy, NextRequest (dpy));
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XRenderFreePicture (dpy, w->picture);
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w->picture = None;
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}
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/* don't care about properties anymore */
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set_ignore (dpy, NextRequest (dpy));
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@ -1261,6 +1276,13 @@ ev_window (XEvent *ev)
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}
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}
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void
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usage (char *program)
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{
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fprintf (stderr, "usage: %s [-d display] [-n] [-s] [-c]\n", program);
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exit (1);
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}
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int
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main (int argc, char **argv)
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{
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@ -1282,8 +1304,31 @@ main (int argc, char **argv)
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int now;
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int p;
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int composite_major, composite_minor;
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char *display = 0;
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int o;
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dpy = XOpenDisplay (0);
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while ((o = getopt (argc, argv, "d:scn")) != -1)
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{
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switch (o) {
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case 'd':
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display = optarg;
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break;
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case 's':
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compMode = CompServerShadows;
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break;
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case 'c':
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compMode = CompClientShadows;
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break;
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case 'n':
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compMode = CompSimple;
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break;
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default:
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usage (argv[0]);
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break;
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}
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}
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dpy = XOpenDisplay (display);
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if (!dpy)
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{
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fprintf (stderr, "Can't open display\n");
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@ -1308,6 +1353,9 @@ main (int argc, char **argv)
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}
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XCompositeQueryVersion (dpy, &composite_major, &composite_minor);
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#if 0
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/*
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* Don't use this yet; we don't have set semantics for new pixmaps
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*/
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if (composite_major > 0 || composite_minor >= 2)
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hasNamePixmap = True;
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#endif
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@ -1327,9 +1375,8 @@ main (int argc, char **argv)
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pa.subwindow_mode = IncludeInferiors;
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#if SHADOWS && !SHARP_SHADOW
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gaussianMap = make_gaussian_map(dpy, SHADOW_RADIUS);
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#endif
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if (compMode == CompClientShadows)
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gaussianMap = make_gaussian_map(dpy, shadowRadius);
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root_width = DisplayWidth (dpy, scr);
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root_height = DisplayHeight (dpy, scr);
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@ -1340,9 +1387,8 @@ main (int argc, char **argv)
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CPSubwindowMode,
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&pa);
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blackPicture = solid_picture (dpy, True, 1, 0, 0, 0);
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#if SHADOWS && SHARP_SHADOW
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transBlackPicture = solid_picture (dpy, True, 0.3, 0, 0, 0);
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#endif
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if (compMode == CompServerShadows)
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transBlackPicture = solid_picture (dpy, True, 0.3, 0, 0, 0);
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allDamage = None;
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clipChanged = True;
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XGrabServer (dpy);
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