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perf: only redraw concealed line if cursor has moved horizontally

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Building upon #17889, this moves conceal redrawing logic into move.c, so
that concealed line is only redrawn if cursor has moved horizontally.
This commit is contained in:
zeertzjq
2022-03-28 06:45:15 +08:00
parent 9ce2c73180
commit 595c1a724a
4 changed files with 62 additions and 19 deletions
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13
src/nvim/move.c
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@@ -96,12 +96,12 @@ static void comp_botline(win_T *wp)
}
/// Redraw when w_cline_row changes and 'relativenumber' or 'cursorline' is set.
/// Also when concealing is on and 'concealcursor' is not active.
void redraw_for_cursorline(win_T *wp)
FUNC_ATTR_NONNULL_ALL
{
if ((wp->w_p_rnu || win_cursorline_standout(wp))
&& (wp->w_valid & VALID_CROW) == 0
&& !pum_visible()) {
if ((wp->w_valid & VALID_CROW) == 0 && !pum_visible()
&& (wp->w_p_rnu || win_cursorline_standout(wp))) {
// win_line() will redraw the number column and cursorline only.
redraw_later(wp, VALID);
}
@@ -109,6 +109,7 @@ void redraw_for_cursorline(win_T *wp)
/// Redraw when w_virtcol changes and 'cursorcolumn' is set or 'cursorlineopt'
/// contains "screenline".
/// Also when concealing is on and 'concealcursor' is active.
static void redraw_for_cursorcolumn(win_T *wp)
FUNC_ATTR_NONNULL_ALL
{
@@ -121,6 +122,12 @@ static void redraw_for_cursorcolumn(win_T *wp)
redraw_later(wp, VALID);
}
}
// If the cursor moves horizontally when 'concealcursor' is active, then the
// current line needs to be redrawn in order to calculate the correct
// cursor position.
if ((wp->w_valid & VALID_VIRTCOL) == 0 && wp->w_p_cole > 0 && conceal_cursor_line(wp)) {
redrawWinline(wp, wp->w_cursor.lnum);
}
}
/*