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Remove pane overlap check from tty_clear_area and add a couple of missing

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TTY_CTX_PANE_OBSCURED.
This commit is contained in:
Nicholas Marriott
2026-05-23 08:31:27 +01:00
parent 8746ecc25a
commit cb611efedf
1 changed files with 7 additions and 26 deletions
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33
tty.c
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@@ -1306,11 +1306,9 @@ tty_clear_area(struct tty *tty, const struct tty_ctx *ctx, u_int py,
{
struct client *c = tty->client;
const struct grid_cell *defaults = &ctx->defaults;
struct window *w = c->session->curw->window;
struct window_pane *wpl, *wp = ctx->arg;
struct visible_ranges *r;
struct visible_range *ri;
u_int i, yy, region = 1, oy = 0;
u_int i, yy, oy = 0;
char tmp[64];
log_debug("%s: %s, %u,%u at %u,%u", __func__, c->name, nx, ny, px, py);
@@ -1323,26 +1321,7 @@ tty_clear_area(struct tty *tty, const struct tty_ctx *ctx, u_int py,
* If there is an overlay or BCE is not available, cannot clear as a
* region.
*/
if (c->overlay_check != NULL || tty_fake_bce(tty, defaults, bg))
region = 0;
else {
/* Any overlapping pane also means no region. */
TAILQ_FOREACH(wpl, &w->z_index, zentry) {
if (wpl == wp || ~wpl->flags & PANE_FLOATING)
continue;
if ((int)wpl->xoff - 1 > (int)(px + nx) ||
wpl->xoff + (int)wpl->sx + 1 < (int)px)
continue;
if ((int)wpl->yoff - 1 > (int)(py + ny) ||
wpl->yoff + (int)wpl->sy + 1 < (int)py)
continue;
region = 0;
break;
}
}
/* Clear as a region if possible. */
if (region) {
if (c->overlay_check == NULL && !tty_fake_bce(tty, defaults, bg)) {
/* Use ED if clearing off the bottom of the terminal. */
if (px == 0 &&
px + nx >= tty->sx &&
@@ -1839,7 +1818,7 @@ tty_cmd_reverseindex(struct tty *tty, const struct tty_ctx *ctx)
if (ctx->ocy != ctx->orupper)
return;
if ((ctx->flags & TTY_CTX_WINDOW_BIGGER) ||
if (ctx->flags & (TTY_CTX_WINDOW_BIGGER|TTY_CTX_PANE_OBSCURED) ||
(!tty_full_width(tty, ctx) && !tty_use_margin(tty)) ||
tty_fake_bce(tty, &ctx->defaults, 8) ||
!tty_term_has(tty->term, TTYC_CSR) ||
@@ -2053,9 +2032,11 @@ tty_cmd_clearscreen(struct tty *tty, const struct tty_ctx *ctx)
void
tty_cmd_alignmenttest(struct tty *tty, const struct tty_ctx *ctx)
{
u_int i, j;
struct client *c = tty->client;
u_int i, j;
if (ctx->flags & (TTY_CTX_WINDOW_BIGGER|TTY_CTX_PANE_OBSCURED)) {
if (ctx->flags & (TTY_CTX_WINDOW_BIGGER|TTY_CTX_PANE_OBSCURED) ||
c->overlay_check != NULL) {
ctx->redraw_cb(ctx);
return;
}