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Use one global XSync fence

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And only sync once per frame.

Signed-off-by: Yuxuan Shui <yshuiv7@gmail.com>
This commit is contained in:
Yuxuan Shui
2018-12-30 07:41:31 +00:00
parent 80847dd3fa
commit 4bfed7f7e3
5 changed files with 59 additions and 55 deletions
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29
src/render.c
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@ -167,7 +167,7 @@ void paint_one(session_t *ps, win *w, const region_t *reg_paint) {
ps, xcb_composite_name_window_pixmap(ps->c, w->id, w->paint.pixmap));
}
Drawable draw = w->paint.pixmap;
xcb_drawable_t draw = w->paint.pixmap;
if (!draw)
draw = w->id;
@ -181,10 +181,6 @@ void paint_one(session_t *ps, win *w, const region_t *reg_paint) {
ps, w->pictfmt, draw, XCB_RENDER_CP_SUBWINDOW_MODE, &pa);
}
if (IsViewable == w->a.map_state && ps->o.xrender_sync_fence) {
x_fence_sync(ps, draw);
}
// GLX: Build texture
// Let glx_bind_pixmap() determine pixmap size, because if the user
// is resizing windows, the width and height we get may not be up-to-date,
@ -605,11 +601,6 @@ static bool win_build_shadow(session_t *ps, win *w, double opacity) {
assert(!w->shadow_paint.pict);
w->shadow_paint.pict = shadow_picture_argb;
// Sync it once and only once
if (ps->o.xrender_sync_fence) {
x_fence_sync(ps, w->shadow_paint.pixmap);
}
xcb_free_gc(ps->c, gc);
xcb_image_destroy(shadow_image);
xcb_free_pixmap(ps->c, shadow_pixmap);
@ -822,8 +813,17 @@ win_blur_background(session_t *ps, win *w, xcb_render_picture_t tgt_buffer,
/// region = ??
/// region_real = the damage region
void paint_all(session_t *ps, region_t *region, const region_t *region_real, win *const t) {
if (!region_real)
if (ps->o.xrender_sync_fence) {
if (!x_fence_sync(ps, ps->sync_fence)) {
log_error("x_fence_sync failed, xrender-sync-fence will be disabled from now on.");
xcb_sync_destroy_fence(ps->c, ps->sync_fence);
ps->o.xrender_sync_fence = false;
}
}
if (!region_real) {
region_real = region;
}
#ifdef DEBUG_REPAINT
static struct timespec last_paint = {0};
@ -1027,15 +1027,8 @@ void paint_all(session_t *ps, region_t *region, const region_t *region_real, win
glFlush();
glXWaitX();
assert(ps->tgt_buffer.pixmap);
if (ps->o.xrender_sync_fence) {
x_fence_sync(ps, ps->tgt_buffer.pixmap);
}
paint_bind_tex(ps, &ps->tgt_buffer, ps->root_width, ps->root_height,
ps->depth, !ps->o.glx_no_rebind_pixmap);
// See #163
if (ps->o.xrender_sync_fence) {
x_fence_sync(ps, ps->tgt_buffer.pixmap);
}
if (ps->o.vsync_use_glfinish)
glFinish();
else