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-rw-r--r--compton.c85
1 files changed, 54 insertions, 31 deletions
diff --git a/compton.c b/compton.c
index df39a36f4..591fc7043 100644
--- a/compton.c
+++ b/compton.c
@@ -474,7 +474,7 @@ win_build_shadow(session_t *ps, win *w, double opacity) {
w->shadow_paint.pixmap = shadow_pixmap_argb;
w->shadow_paint.pict = shadow_picture_argb;
- bool success = paint_bind_tex(ps, &w->shadow_paint, shadow_image->width, shadow_image->height, 32);
+ bool success = paint_bind_tex(ps, &w->shadow_paint, shadow_image->width, shadow_image->height, 32, true);
XFreeGC(ps->dpy, gc);
XDestroyImage(shadow_image);
@@ -1281,36 +1281,6 @@ paint_preprocess(session_t *ps, win *list) {
redir_start(ps);
}
- // Fetch pictures only if windows are redirected
- if (ps->redirected) {
- for (w = t; w; w = w->prev_trans) {
- // Fetch Pixmap
- if (!w->paint.pixmap && ps->has_name_pixmap) {
- set_ignore_next(ps);
- w->paint.pixmap = XCompositeNameWindowPixmap(ps->dpy, w->id);
- }
- // XRender: Build picture
- if (BKEND_XRENDER == ps->o.backend && !w->paint.pict) {
- Drawable draw = w->paint.pixmap;
- if (!draw)
- draw = w->id;
- {
- XRenderPictureAttributes pa = {
- .subwindow_mode = IncludeInferiors,
- };
-
- w->paint.pict = XRenderCreatePicture(ps->dpy, draw, w->pictfmt,
- CPSubwindowMode, &pa);
- }
- }
- // OpenGL: Build texture
- if (!paint_bind_tex(ps, &w->paint, w->widthb, w->heightb,
- w->pictfmt->depth)) {
- printf_errf("(%#010lx): Failed to bind texture. Expect troubles.", w->id);
- }
- }
- }
-
return t;
}
@@ -1447,6 +1417,32 @@ render(session_t *ps, int x, int y, int dx, int dy, int wid, int hei,
*/
static inline void
win_paint_win(session_t *ps, win *w, XserverRegion reg_paint) {
+ // Fetch Pixmap
+ if (!w->paint.pixmap && ps->has_name_pixmap) {
+ set_ignore_next(ps);
+ w->paint.pixmap = XCompositeNameWindowPixmap(ps->dpy, w->id);
+ }
+ // XRender: Build picture
+ if (BKEND_XRENDER == ps->o.backend && !w->paint.pict) {
+ Drawable draw = w->paint.pixmap;
+ if (!draw)
+ draw = w->id;
+ {
+ XRenderPictureAttributes pa = {
+ .subwindow_mode = IncludeInferiors,
+ };
+
+ w->paint.pict = XRenderCreatePicture(ps->dpy, draw, w->pictfmt,
+ CPSubwindowMode, &pa);
+ }
+ }
+ // GLX: Build texture
+ if (!paint_bind_tex(ps, &w->paint, w->widthb, w->heightb,
+ w->pictfmt->depth, w->pixmap_damaged)) {
+ printf_errf("(%#010lx): Failed to bind texture. Expect troubles.", w->id);
+ }
+ w->pixmap_damaged = false;
+
if (!paint_isvalid(ps, &w->paint)) {
printf_errf("(%#010lx): Missing painting data. This is a bad sign.", w->id);
return;
@@ -1664,6 +1660,21 @@ paint_all(session_t *ps, XserverRegion region, win *t) {
reg_paint = reg_tmp;
XFixesIntersectRegion(ps->dpy, reg_paint, region, w->extents);
}
+
+ // Might be worthwhile to crop the region to shadow border
+ {
+ XRectangle rec_shadow_border = {
+ .x = w->a.x + w->shadow_dx,
+ .y = w->a.y + w->shadow_dy,
+ .width = w->shadow_width,
+ .height = w->shadow_height
+ };
+ XserverRegion reg_shadow = XFixesCreateRegion(ps->dpy,
+ &rec_shadow_border, 1);
+ XFixesIntersectRegion(ps->dpy, reg_paint, reg_paint, reg_shadow);
+ free_region(ps, &reg_shadow);
+ }
+
// Clear the shadow here instead of in make_shadow() for saving GPU
// power and handling shaped windows
if (ps->o.clear_shadow && w->border_size)
@@ -1837,6 +1848,7 @@ repair_win(session_t *ps, win *w) {
add_damage(ps, parts);
w->damaged = true;
+ w->pixmap_damaged = true;
}
static wintype_t
@@ -2469,6 +2481,7 @@ add_win(session_t *ps, Window id, Window prev) {
.mode = WMODE_TRANS,
.damaged = false,
.damage = None,
+ .pixmap_damaged = false,
.paint = PAINT_INIT,
.border_size = None,
.extents = None,
@@ -4104,6 +4117,10 @@ usage(void) {
" inverted color. Resource-hogging, and is not well tested.\n"
"--backend backend\n"
" Choose backend. Possible choices are xrender and glx" WARNING ".\n"
+ "--glx-no-stencil\n"
+ " Avoid using stencil buffer under GLX backend. Might cause issues\n"
+ " when rendering transparent content, may have a positive or\n"
+ " negative effect on performance.\n"
#undef WARNING
#ifndef CONFIG_DBUS
#define WARNING WARNING_DISABLED
@@ -4560,6 +4577,7 @@ get_cfg(session_t *ps, int argc, char *const *argv, bool first_pass) {
{ "invert-color-include", required_argument, NULL, 288 },
{ "opengl", no_argument, NULL, 289 },
{ "backend", required_argument, NULL, 290 },
+ { "glx-no-stencil", no_argument, NULL, 291 },
// Must terminate with a NULL entry
{ NULL, 0, NULL, 0 },
};
@@ -4822,6 +4840,10 @@ get_cfg(session_t *ps, int argc, char *const *argv, bool first_pass) {
if (!parse_backend(ps, optarg))
exit(1);
break;
+ case 291:
+ // --glx-no-stencil
+ ps->o.glx_no_stencil = true;
+ break;
default:
usage();
break;
@@ -5619,6 +5641,7 @@ session_init(session_t *ps_old, int argc, char **argv) {
.config_file = NULL,
.display = NULL,
.backend = BKEND_XRENDER,
+ .glx_no_stencil = false,
.mark_wmwin_focused = false,
.mark_ovredir_focused = false,
.fork_after_register = false,