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patch 8.2.4614: redrawing too much when 'cursorline' is set

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Problem:    Redrawing too much when 'cursorline' is set and jumping around.
Solution:   Rely on win_update() to redraw the current and previous cursor
            line, do not mark lines as modified. (closes #9996)
This commit is contained in:
zeertzjq
2022-03-23 14:55:23 +00:00
committed by Bram Moolenaar
parent 3c5999e53d
commit c20e46a4e3
6 changed files with 13 additions and 43 deletions
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7
src/drawline.c
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@@ -945,8 +945,7 @@ win_line(
if (wp->w_p_cul && lnum == wp->w_cursor.lnum)
{
// Do not show the cursor line in the text when Visual mode is active,
// because it's not clear what is selected then. Do update
// w_last_cursorline.
// because it's not clear what is selected then.
if (!(wp == curwin && VIsual_active)
&& wp->w_p_culopt_flags != CULOPT_NBR)
{
@@ -971,18 +970,14 @@ win_line(
else
# endif
line_attr = cul_attr;
wp->w_last_cursorline = wp->w_cursor.lnum;
}
else
{
line_attr_save = line_attr;
wp->w_last_cursorline = 0;
margin_columns_win(wp, &left_curline_col, &right_curline_col);
}
area_highlighting = TRUE;
}
else
wp->w_last_cursorline = wp->w_cursor.lnum;
}
#endif