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vim-patch:8.1.0372: screen updating slow when 'cursorline' is set (#8986)

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Problem:    Screen updating slow when 'cursorline' is set.
Solution:   Only redraw the old and new cursor line, not all lines.
90a997987d
This commit is contained in:
Justin M. Keyes
2018-09-12 23:06:26 +02:00
committed by GitHub
parent 9124bb755c
commit 7a26b9b62b
3 changed files with 37 additions and 22 deletions
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16
src/nvim/edit.c
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@@ -1534,12 +1534,14 @@ void edit_putchar(int c, int highlight)
void edit_unputchar(void)
{
if (pc_status != PC_STATUS_UNSET && pc_row >= msg_scrolled) {
if (pc_status == PC_STATUS_RIGHT)
++curwin->w_wcol;
if (pc_status == PC_STATUS_RIGHT || pc_status == PC_STATUS_LEFT)
redrawWinline(curwin->w_cursor.lnum, FALSE);
else
if (pc_status == PC_STATUS_RIGHT) {
curwin->w_wcol++;
}
if (pc_status == PC_STATUS_RIGHT || pc_status == PC_STATUS_LEFT) {
redrawWinline(curwin, curwin->w_cursor.lnum, false);
} else {
screen_puts(pc_bytes, pc_row - msg_scrolled, pc_col, pc_attr);
}
}
}
@@ -1576,7 +1578,7 @@ static void undisplay_dollar(void)
{
if (dollar_vcol >= 0) {
dollar_vcol = -1;
redrawWinline(curwin->w_cursor.lnum, FALSE);
redrawWinline(curwin, curwin->w_cursor.lnum, false);
}
}
@@ -5909,7 +5911,7 @@ static void check_spell_redraw(void)
linenr_T lnum = spell_redraw_lnum;
spell_redraw_lnum = 0;
redrawWinline(lnum, FALSE);
redrawWinline(curwin, lnum, false);
}
}