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Add flags to damage struct.

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nicm
2026-10-14 12:38:18 +00:00
committed by tmux update bot
parent 3ba4fb32cf
commit abbe04fb74
1 changed files with 18 additions and 4 deletions
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22
screen-redraw.c
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@@ -1,4 +1,4 @@
/* $OpenBSD: screen-redraw.c,v 1.164 2026/10/14 10:34:14 nicm Exp $ */
/* $OpenBSD: screen-redraw.c,v 1.165 2026/10/14 12:38:18 nicm Exp $ */
/*
* Copyright (c) 2026 Nicholas Marriott <nicholas.marriott@gmail.com>
@@ -218,7 +218,10 @@ struct redraw_damage {
u_int sx;
u_int sy;
TAILQ_ENTRY(redraw_damage) entry;
int flags;
#define REDRAW_DAMAGE_SCROLL 0x1
TAILQ_ENTRY(redraw_damage) entry;
};
/*
@@ -1134,6 +1137,7 @@ redraw_collapse_damage(struct window *w)
x1 = rd->x + rd->sx;
if (rd->y + rd->sy > y1)
y1 = rd->y + rd->sy;
first->flags &= rd->flags;
if (rd != first) {
TAILQ_REMOVE(&w->damage, rd, entry);
free(rd);
@@ -1148,8 +1152,9 @@ redraw_collapse_damage(struct window *w)
}
/* Record window damage, merging nearby rectangles and limiting the count. */
void
redraw_damage_window(struct window *w, u_int x, u_int y, u_int sx, u_int sy)
static void
redraw_apply_window_damage(struct window *w, u_int x, u_int y, u_int sx,
u_int sy, int flags)
{
struct redraw_damage *rd;
u_int x0, y0, x1, y1, area, union_area;
@@ -1182,6 +1187,7 @@ redraw_damage_window(struct window *w, u_int x, u_int y, u_int sx, u_int sy)
rd->y = y0;
rd->sx = x1 - x0;
rd->sy = y1 - y0;
rd->flags &= flags;
return;
}
@@ -1190,11 +1196,19 @@ redraw_damage_window(struct window *w, u_int x, u_int y, u_int sx, u_int sy)
rd->y = y;
rd->sx = sx;
rd->sy = sy;
rd->flags = flags;
TAILQ_INSERT_TAIL(&w->damage, rd, entry);
if (++w->damage_count > REDRAW_DAMAGE_MAX)
redraw_collapse_damage(w);
}
/* Record ordinary window damage. */
void
redraw_damage_window(struct window *w, u_int x, u_int y, u_int sx, u_int sy)
{
redraw_apply_window_damage(w, x, y, sx, sy, 0);
}
/* Mark all cached redraw scenes as out of date. */
void
redraw_invalidate_all_scenes(void)