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patch 8.0.1167: Motif: typing in terminal window is slow

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Problem:    Motif: typing in terminal window is slow.
Solution:   Do not redraw the whole terminal window but only was was changed.
This commit is contained in:
Bram Moolenaar
2017-09-30 20:40:27 +02:00
parent c958b31638
commit 3a497e1a41
2 changed files with 12 additions and 3 deletions
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13
src/terminal.c
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@@ -41,6 +41,7 @@
* - in GUI vertical split causes problems. Cursor is flickering. (Hirohito
* Higashi, 2017 Sep 19)
* - Shift-Tab does not work.
* - after resizing windows overlap. (Boris Staletic, #2164)
* - double click in Window toolbar starts Visual mode.
* - Redirecting output does not work on MS-Windows, Test_terminal_redir_file()
* is disabled.
@@ -134,7 +135,7 @@ struct terminal_S {
char_u *tl_status_text; /* NULL or allocated */
/* Range of screen rows to update. Zero based. */
int tl_dirty_row_start; /* -1 if nothing dirty */
int tl_dirty_row_start; /* MAX_ROW if nothing dirty */
int tl_dirty_row_end; /* row below last one to update */
garray_T tl_scrollback;
@@ -1925,6 +1926,10 @@ handle_moverect(VTermRect dest, VTermRect src, void *user)
clear_attr);
}
}
term->tl_dirty_row_start = MIN(term->tl_dirty_row_start, dest.start_row);
term->tl_dirty_row_end = MIN(term->tl_dirty_row_end, dest.end_row);
redraw_buf_later(term->tl_buffer, NOT_VALID);
return 1;
}
@@ -2268,8 +2273,8 @@ term_update_window(win_T *wp)
vterm_state_get_cursorpos(state, &pos);
position_cursor(wp, &pos);
/* TODO: Only redraw what changed. */
for (pos.row = 0; pos.row < wp->w_height; ++pos.row)
for (pos.row = term->tl_dirty_row_start; pos.row < term->tl_dirty_row_end
&& pos.row < wp->w_height; ++pos.row)
{
int off = screen_get_current_line_off();
int max_col = MIN(wp->w_width, term->tl_cols);
@@ -2352,6 +2357,8 @@ term_update_window(win_T *wp)
screen_line(wp->w_winrow + pos.row, wp->w_wincol,
pos.col, wp->w_width, FALSE);
}
term->tl_dirty_row_start = MAX_ROW;
term->tl_dirty_row_end = 0;
return OK;
}