Check visible ranges when copying screens.

This commit is contained in:
nicm
2026-05-27 19:43:46 +00:00
parent bbe26df83d
commit f00f92e7e3

View File

@@ -624,33 +624,39 @@ screen_write_fast_copy(struct screen_write_ctx *ctx, struct screen *src,
struct grid_line *gl, *sgl; struct grid_line *gl, *sgl;
struct grid_cell gc; struct grid_cell gc;
u_int xx, yy, cx = s->cx, cy = s->cy; u_int xx, yy, cx = s->cx, cy = s->cy;
int yoff = 0;
struct visible_ranges *r;
if (nx == 0 || ny == 0) if (nx == 0 || ny == 0)
return; return;
if (wp != NULL)
yoff = wp->yoff;
for (yy = py; yy < py + ny; yy++) { for (yy = py; yy < py + ny; yy++) {
if (yy >= gd->hsize + gd->sy) if (yy >= gd->hsize + gd->sy)
break; break;
s->cx = cx; s->cx = cx;
if (wp != NULL)
screen_write_initctx(ctx, &ttyctx, 0, 0); screen_write_initctx(ctx, &ttyctx, 0, 0);
r = screen_redraw_get_visible_ranges(wp, px, s->cy + yoff, nx,
NULL);
for (xx = px; xx < px + nx; xx++) { for (xx = px; xx < px + nx; xx++) {
gl = grid_get_line(gd, yy); gl = grid_get_line(gd, yy);
sgl = grid_get_line(ctx->s->grid, s->cy); sgl = grid_get_line(s->grid, s->cy);
if (xx >= gl->cellsize && s->cx >= sgl->cellsize) if (xx >= gl->cellsize && s->cx >= sgl->cellsize)
break; break;
grid_get_cell(gd, xx, yy, &gc); grid_get_cell(gd, xx, yy, &gc);
if (xx + gc.data.width > px + nx) if (xx + gc.data.width > px + nx)
break; break;
grid_view_set_cell(ctx->s->grid, s->cx, s->cy, &gc); grid_view_set_cell(s->grid, s->cx, s->cy, &gc);
if (wp == NULL) {
s->cx++; if (!screen_redraw_is_visible(r, px))
continue; break;
}
ttyctx.cell = &gc; ttyctx.cell = &gc;
ttyctx.flags &= (TTY_CTX_OVERLAY_SYNC|TTY_CTX_SYNC); ttyctx.flags &= (TTY_CTX_OVERLAY_SYNC|TTY_CTX_SYNC);
tty_write(tty_cmd_cell, &ttyctx); tty_write(tty_cmd_cell, &ttyctx);
ttyctx.ocx++; ttyctx.ocx++;
s->cx++; s->cx++;
} }
s->cy++; s->cy++;