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Bring back previons fix to only redraw panes that need it after a redraw

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is deferred, but clear the pane flags when they are actually redrawn
rather than every time.
This commit is contained in:
nicm
2020-04-18 07:32:53 +00:00
parent e153b928ff
commit b0a37e7514
4 changed files with 23 additions and 11 deletions
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10
tty.c
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@ -944,6 +944,7 @@ tty_fake_bce(const struct tty *tty, struct window_pane *wp, u_int bg)
static void
tty_redraw_region(struct tty *tty, const struct tty_ctx *ctx)
{
struct client *c = tty->client;
struct window_pane *wp = ctx->wp;
struct screen *s = wp->screen;
u_int i;
@ -953,6 +954,7 @@ tty_redraw_region(struct tty *tty, const struct tty_ctx *ctx)
* likely to be followed by some more scrolling.
*/
if (tty_large_region(tty, ctx)) {
log_debug("%s: %s, large redraw of %%%u", __func__, c->name, wp->id);
wp->flags |= PANE_REDRAW;
return;
}
@ -1484,6 +1486,14 @@ tty_write(void (*cmdfn)(struct tty *, const struct tty_ctx *),
TAILQ_FOREACH(c, &clients, entry) {
if (!tty_client_ready(c, wp))
continue;
if (c->flags & CLIENT_REDRAWPANES) {
/*
* Redraw is already deferred to redraw another pane -
* redraw this one also when that happens.
*/
wp->flags |= PANE_REDRAW;
break;
}
ctx->bigger = tty_window_offset(&c->tty, &ctx->ox, &ctx->oy,
&ctx->sx, &ctx->sy);