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Move redraw of overlapped panes into common functions.

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This commit is contained in:
Nicholas Marriott
2026-05-26 11:20:28 +01:00
parent 95465ca03a
commit 57b18d8a18
3 changed files with 87 additions and 281 deletions
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351
screen-write.c
View File

@@ -1111,6 +1111,48 @@ screen_write_backspace(struct screen_write_ctx *ctx)
screen_write_set_cursor(ctx, cx, cy);
}
/* Redraw all visible cells on a line. */
static void
screen_write_redraw_line(struct screen_write_ctx *ctx, struct tty_ctx *ttyctx,
u_int yy)
{
struct window_pane *wp = ctx->wp;
struct screen *s = ctx->s;
struct grid_cell gc;
u_int sx = screen_size_x(s),cx, i, n;
u_int xoff = wp->xoff, yoff = wp->yoff;
struct visible_ranges *r;
struct visible_range *ri;
r = screen_redraw_get_visible_ranges(wp, xoff, yoff + yy, sx, NULL);
for (i = 0; i < r->used; i++) {
ri = &r->ranges[i];
if (ri->nx == 0)
continue;
cx = ri->px - xoff;
for (n = 0; n < ri->nx && cx < sx; n++, cx++) {
grid_view_get_cell(s->grid, cx, s->cy, &gc);
ttyctx->ocx = cx;
ttyctx->ocy = yy;
ttyctx->cell = &gc;
tty_write(tty_cmd_cell, ttyctx);
}
}
}
/* Redraw all visible cells in a pane. */
static void
screen_write_redraw_pane(struct screen_write_ctx *ctx, struct tty_ctx *ttyctx)
{
struct screen *s = ctx->s;
u_int yy;
for (yy = 0; yy < screen_size_y(s); yy++)
screen_write_redraw_line(ctx, ttyctx, yy);
}
/* VT100 alignment test. */
void
screen_write_alignmenttest(struct screen_write_ctx *ctx)
@@ -1118,9 +1160,7 @@ screen_write_alignmenttest(struct screen_write_ctx *ctx)
struct screen *s = ctx->s;
struct tty_ctx ttyctx;
struct grid_cell gc;
u_int xx, yy, sx, xoff, yoff, cx, i, n;
struct visible_ranges *r;
struct visible_range *ri;
u_int xx, yy;
memcpy(&gc, &grid_default_cell, sizeof gc);
utf8_set(&gc.data, 'E');
@@ -1140,48 +1180,24 @@ screen_write_alignmenttest(struct screen_write_ctx *ctx)
s->rupper = 0;
s->rlower = screen_size_y(s) - 1;
screen_write_initctx(ctx, &ttyctx, 1, 1);
screen_write_collect_clear(ctx, 0, screen_size_y(s) - 1);
screen_write_initctx(ctx, &ttyctx, 1, 1);
if (~ttyctx.flags & TTY_CTX_PANE_OBSCURED || ctx->wp == NULL) {
tty_write(tty_cmd_alignmenttest, &ttyctx);
return;
}
sx = screen_size_x(s);
xoff = ctx->wp->xoff;
yoff = ctx->wp->yoff;
for (yy = 0; yy < screen_size_y(s); yy++) {
r = screen_redraw_get_visible_ranges(ctx->wp,
xoff, yoff + yy, sx, NULL);
for (i = 0; i < r->used; i++) {
ri = &r->ranges[i];
if (ri->nx == 0)
continue;
cx = ri->px - xoff;
for (n = 0; n < ri->nx && cx < sx; n++, cx++) {
ttyctx.ocx = cx;
ttyctx.ocy = yy;
ttyctx.cell = &gc;
tty_write(tty_cmd_cell, &ttyctx);
}
}
}
screen_write_redraw_pane(ctx, &ttyctx);
}
/* Insert nx characters. */
void
screen_write_insertcharacter(struct screen_write_ctx *ctx, u_int nx, u_int bg)
{
struct screen *s = ctx->s;
struct tty_ctx ttyctx;
u_int sx, xoff, yoff, cx, n, i;
struct visible_ranges *r;
struct visible_range *ri;
struct grid_cell gc;
struct screen *s = ctx->s;
struct tty_ctx ttyctx;
if (nx == 0)
nx = 1;
@@ -1212,38 +1228,15 @@ screen_write_insertcharacter(struct screen_write_ctx *ctx, u_int nx, u_int bg)
return;
}
xoff = ctx->wp->xoff;
yoff = ctx->wp->yoff;
sx = screen_size_x(s);
r = screen_redraw_get_visible_ranges(ctx->wp,
xoff + s->cx, yoff + s->cy, sx - s->cx, NULL);
for (i = 0; i < r->used; i++) {
ri = &r->ranges[i];
if (ri->nx == 0)
continue;
cx = ri->px - xoff;
for (n = 0; n < ri->nx && cx < sx; n++, cx++) {
grid_view_get_cell(s->grid, cx, s->cy, &gc);
screen_write_set_cursor(ctx, cx, -1);
ttyctx.cell = &gc;
tty_write(tty_cmd_cell, &ttyctx);
}
}
screen_write_redraw_line(ctx, &ttyctx, s->cy);
}
/* Delete nx characters. */
void
screen_write_deletecharacter(struct screen_write_ctx *ctx, u_int nx, u_int bg)
{
struct screen *s = ctx->s;
struct tty_ctx ttyctx;
u_int sx, xoff, yoff, cx, n, i;
struct visible_ranges *r;
struct visible_range *ri;
struct grid_cell gc;
struct screen *s = ctx->s;
struct tty_ctx ttyctx;
if (nx == 0)
nx = 1;
@@ -1274,38 +1267,15 @@ screen_write_deletecharacter(struct screen_write_ctx *ctx, u_int nx, u_int bg)
return;
}
xoff = ctx->wp->xoff;
yoff = ctx->wp->yoff;
sx = screen_size_x(s);
r = screen_redraw_get_visible_ranges(ctx->wp,
xoff + s->cx, yoff + s->cy, sx - s->cx, NULL);
for (i = 0; i < r->used; i++) {
ri = &r->ranges[i];
if (ri->nx == 0)
continue;
cx = ri->px - xoff;
for (n = 0; n < ri->nx && cx < sx; n++, cx++) {
grid_view_get_cell(s->grid, cx, s->cy, &gc);
screen_write_set_cursor(ctx, cx, -1);
ttyctx.cell = &gc;
tty_write(tty_cmd_cell, &ttyctx);
}
}
screen_write_redraw_line(ctx, &ttyctx, s->cy);
}
/* Clear nx characters. */
void
screen_write_clearcharacter(struct screen_write_ctx *ctx, u_int nx, u_int bg)
{
struct screen *s = ctx->s;
struct tty_ctx ttyctx;
u_int sx, xoff, yoff, cx, n, i;
struct visible_ranges *r;
struct visible_range *ri;
struct grid_cell gc;
struct screen *s = ctx->s;
struct tty_ctx ttyctx;
if (nx == 0)
nx = 1;
@@ -1336,45 +1306,17 @@ screen_write_clearcharacter(struct screen_write_ctx *ctx, u_int nx, u_int bg)
return;
}
xoff = ctx->wp->xoff;
yoff = ctx->wp->yoff;
sx = screen_size_x(s);
r = screen_redraw_get_visible_ranges(ctx->wp,
xoff + s->cx, yoff + s->cy, sx - s->cx, NULL);
for (i = 0; i < r->used; i++) {
ri = &r->ranges[i];
if (ri->nx == 0)
continue;
cx = ri->px - xoff;
for (n = 0; n < ri->nx && cx < sx; n++, cx++) {
grid_view_get_cell(s->grid, cx, s->cy, &gc);
screen_write_set_cursor(ctx, cx, -1);
ttyctx.cell = &gc;
tty_write(tty_cmd_cell, &ttyctx);
}
}
screen_write_redraw_line(ctx, &ttyctx, s->cy);
}
/* Insert ny lines. */
void
screen_write_insertline(struct screen_write_ctx *ctx, u_int ny, u_int bg)
{
struct screen *s = ctx->s;
struct grid *gd = s->grid;
struct tty_ctx ttyctx;
u_int sx, sy, xoff, yoff, y, cx, i, n;
struct visible_ranges *r;
struct visible_range *ri;
struct grid_cell gc;
#ifdef ENABLE_SIXEL
sy = screen_size_y(s);
#else
sy = screen_size_y(s);
#endif
struct screen *s = ctx->s;
struct grid *gd = s->grid;
struct tty_ctx ttyctx;
u_int sy = screen_size_y(s);
if (ny == 0)
ny = 1;
@@ -1385,8 +1327,8 @@ screen_write_insertline(struct screen_write_ctx *ctx, u_int ny, u_int bg)
#endif
if (s->cy < s->rupper || s->cy > s->rlower) {
if (ny > screen_size_y(s) - s->cy)
ny = screen_size_y(s) - s->cy;
if (ny > sy - s->cy)
ny = sy - s->cy;
if (ny == 0)
return;
@@ -1403,28 +1345,7 @@ screen_write_insertline(struct screen_write_ctx *ctx, u_int ny, u_int bg)
return;
}
sx = screen_size_x(s);
xoff = ctx->wp->xoff;
yoff = ctx->wp->yoff;
for (y = s->cy; y < sy; y++) {
screen_write_set_cursor(ctx, 0, y);
r = screen_redraw_get_visible_ranges(ctx->wp,
xoff, yoff + y, sx, NULL);
for (i = 0; i < r->used; i++) {
ri = &r->ranges[i];
if (ri->nx == 0)
continue;
cx = ri->px - xoff;
for (n = 0; n < ri->nx && cx < sx; n++, cx++) {
grid_view_get_cell(gd, cx, y, &gc);
screen_write_set_cursor(ctx, cx, -1);
ttyctx.cell = &gc;
tty_write(tty_cmd_cell, &ttyctx);
}
}
}
screen_write_redraw_pane(ctx, &ttyctx);
return;
}
@@ -1442,7 +1363,6 @@ screen_write_insertline(struct screen_write_ctx *ctx, u_int ny, u_int bg)
grid_view_insert_lines_region(gd, s->rlower, s->cy, ny, bg);
screen_write_collect_flush(ctx, 0, __func__);
ttyctx.n = ny;
if (~ttyctx.flags & TTY_CTX_PANE_OBSCURED || ctx->wp == NULL) {
@@ -1450,43 +1370,17 @@ screen_write_insertline(struct screen_write_ctx *ctx, u_int ny, u_int bg)
return;
}
sx = screen_size_x(s);
xoff = ctx->wp->xoff;
yoff = ctx->wp->yoff;
for (y = s->cy; y <= s->rlower; y++) {
screen_write_set_cursor(ctx, 0, y);
r = screen_redraw_get_visible_ranges(ctx->wp,
xoff, yoff + y, sx, NULL);
for (i = 0; i < r->used; i++) {
ri = &r->ranges[i];
if (ri->nx == 0)
continue;
cx = ri->px - xoff;
for (n = 0; n < ri->nx && cx < sx; n++, cx++) {
grid_view_get_cell(gd, cx, y, &gc);
screen_write_set_cursor(ctx, cx, -1);
ttyctx.cell = &gc;
tty_write(tty_cmd_cell, &ttyctx);
}
}
}
screen_write_redraw_pane(ctx, &ttyctx);
}
/* Delete ny lines. */
void
screen_write_deleteline(struct screen_write_ctx *ctx, u_int ny, u_int bg)
{
struct screen *s = ctx->s;
struct grid *gd = s->grid;
struct tty_ctx ttyctx;
u_int sx, sy, xoff, yoff, y, cx, i, n;
struct visible_ranges *r;
struct visible_range *ri;
struct grid_cell gc;
sy = screen_size_y(s);
struct screen *s = ctx->s;
struct grid *gd = s->grid;
struct tty_ctx ttyctx;
u_int sy = screen_size_y(s);
if (ny == 0)
ny = 1;
@@ -1515,28 +1409,7 @@ screen_write_deleteline(struct screen_write_ctx *ctx, u_int ny, u_int bg)
return;
}
sx = screen_size_x(s);
xoff = ctx->wp->xoff;
yoff = ctx->wp->yoff;
for (y = s->cy; y < sy; y++) {
screen_write_set_cursor(ctx, 0, y);
r = screen_redraw_get_visible_ranges(ctx->wp,
xoff, yoff + y, sx, NULL);
for (i = 0; i < r->used; i++) {
ri = &r->ranges[i];
if (ri->nx == 0)
continue;
cx = ri->px - xoff;
for (n = 0; n < ri->nx && cx < sx; n++, cx++) {
grid_view_get_cell(gd, cx, y, &gc);
screen_write_set_cursor(ctx, cx, -1);
ttyctx.cell = &gc;
tty_write(tty_cmd_cell, &ttyctx);
}
}
}
screen_write_redraw_pane(ctx, &ttyctx);
return;
}
@@ -1561,28 +1434,7 @@ screen_write_deleteline(struct screen_write_ctx *ctx, u_int ny, u_int bg)
return;
}
sx = screen_size_x(s);
xoff = ctx->wp->xoff;
yoff = ctx->wp->yoff;
for (y = s->cy; y <= s->rlower; y++) {
screen_write_set_cursor(ctx, 0, y);
r = screen_redraw_get_visible_ranges(ctx->wp,
xoff, yoff + y, sx, NULL);
for (i = 0; i < r->used; i++) {
ri = &r->ranges[i];
if (ri->nx == 0)
continue;
cx = ri->px - xoff;
for (n = 0; n < ri->nx && cx < sx; n++, cx++) {
grid_view_get_cell(gd, cx, y, &gc);
screen_write_set_cursor(ctx, cx, -1);
ttyctx.cell = &gc;
tty_write(tty_cmd_cell, &ttyctx);
}
}
}
screen_write_redraw_pane(ctx, &ttyctx);
}
/* Clear line at cursor. */
@@ -1720,12 +1572,8 @@ screen_write_cursormove(struct screen_write_ctx *ctx, int px, int py,
void
screen_write_reverseindex(struct screen_write_ctx *ctx, u_int bg)
{
struct screen *s = ctx->s;
struct tty_ctx ttyctx;
u_int sx, xoff, yoff, cx, i, n;
struct visible_ranges *r;
struct visible_range *ri;
struct grid_cell gc;
struct screen *s = ctx->s;
struct tty_ctx ttyctx;
if (s->cy == s->rupper) {
#ifdef ENABLE_SIXEL
@@ -1736,7 +1584,7 @@ screen_write_reverseindex(struct screen_write_ctx *ctx, u_int bg)
grid_view_scroll_region_down(s->grid, s->rupper, s->rlower, bg);
screen_write_collect_flush(ctx, 0, __func__);
screen_write_initctx(ctx, &ttyctx, 1, 0);
screen_write_initctx(ctx, &ttyctx, 1, 1);
ttyctx.bg = bg;
if (~ttyctx.flags & TTY_CTX_PANE_OBSCURED || ctx->wp == NULL) {
@@ -1744,26 +1592,7 @@ screen_write_reverseindex(struct screen_write_ctx *ctx, u_int bg)
return;
}
sx = screen_size_x(s);
xoff = ctx->wp->xoff;
yoff = ctx->wp->yoff;
screen_write_set_cursor(ctx, 0, s->rupper);
r = screen_redraw_get_visible_ranges(ctx->wp,
xoff, yoff + s->rupper, sx, NULL);
for (i = 0; i < r->used; i++) {
ri = &r->ranges[i];
if (ri->nx == 0)
continue;
cx = ri->px - xoff;
for (n = 0; n < ri->nx && cx < sx; n++, cx++) {
grid_view_get_cell(s->grid, cx, s->rupper, &gc);
screen_write_set_cursor(ctx, cx, -1);
ttyctx.cell = &gc;
tty_write(tty_cmd_cell, &ttyctx);
}
}
screen_write_redraw_pane(ctx, &ttyctx);
} else if (s->cy > 0)
screen_write_set_cursor(ctx, -1, s->cy - 1);
}
@@ -1865,13 +1694,10 @@ screen_write_scrollup(struct screen_write_ctx *ctx, u_int lines, u_int bg)
void
screen_write_scrolldown(struct screen_write_ctx *ctx, u_int lines, u_int bg)
{
struct screen *s = ctx->s;
struct grid *gd = s->grid;
struct tty_ctx ttyctx;
u_int sx, xoff, yoff, y, cx, i, n;
struct visible_ranges *r;
struct visible_range *ri;
struct grid_cell gc;
struct screen *s = ctx->s;
struct grid *gd = s->grid;
struct tty_ctx ttyctx;
u_int i;
screen_write_initctx(ctx, &ttyctx, 1, 1);
ttyctx.bg = bg;
@@ -1897,28 +1723,7 @@ screen_write_scrolldown(struct screen_write_ctx *ctx, u_int lines, u_int bg)
return;
}
sx = screen_size_x(s);
xoff = ctx->wp->xoff;
yoff = ctx->wp->yoff;
for (y = s->rupper; y <= s->rlower; y++) {
screen_write_set_cursor(ctx, 0, y);
r = screen_redraw_get_visible_ranges(ctx->wp,
xoff, yoff + y, sx, NULL);
for (i = 0; i < r->used; i++) {
ri = &r->ranges[i];
if (ri->nx == 0)
continue;
cx = ri->px - xoff;
for (n = 0; n < ri->nx && cx < sx; n++, cx++) {
grid_view_get_cell(gd, cx, y, &gc);
screen_write_set_cursor(ctx, cx, -1);
ttyctx.cell = &gc;
tty_write(tty_cmd_cell, &ttyctx);
}
}
}
screen_write_redraw_pane(ctx, &ttyctx);
}
/* Carriage return (cursor to start of line). */

1
tmux.h
View File

@@ -1264,6 +1264,7 @@ struct window_pane {
int yoff;
int flags;
int saved_flags;
#define PANE_REDRAW 0x1
#define PANE_DROP 0x2
#define PANE_FOCUSED 0x4

16
tty.c
View File

@@ -1661,7 +1661,7 @@ tty_cmd_insertcharacter(struct tty *tty, const struct tty_ctx *ctx)
{
struct client *c = tty->client;
if ((ctx->flags & (TTY_CTX_WINDOW_BIGGER|TTY_CTX_PANE_OBSCURED)) ||
if ((ctx->flags & TTY_CTX_WINDOW_BIGGER) ||
!tty_full_width(tty, ctx) ||
tty_fake_bce(tty, &ctx->defaults, ctx->bg) ||
(!tty_term_has(tty->term, TTYC_ICH) &&
@@ -1684,7 +1684,7 @@ tty_cmd_deletecharacter(struct tty *tty, const struct tty_ctx *ctx)
{
struct client *c = tty->client;
if (ctx->flags & (TTY_CTX_WINDOW_BIGGER|TTY_CTX_PANE_OBSCURED) ||
if ((ctx->flags & TTY_CTX_WINDOW_BIGGER) ||
!tty_full_width(tty, ctx) ||
tty_fake_bce(tty, &ctx->defaults, ctx->bg) ||
(!tty_term_has(tty->term, TTYC_DCH) &&
@@ -1716,7 +1716,7 @@ tty_cmd_insertline(struct tty *tty, const struct tty_ctx *ctx)
{
struct client *c = tty->client;
if ((ctx->flags & (TTY_CTX_WINDOW_BIGGER|TTY_CTX_PANE_OBSCURED)) ||
if ((ctx->flags & TTY_CTX_WINDOW_BIGGER) ||
!tty_full_width(tty, ctx) ||
tty_fake_bce(tty, &ctx->defaults, ctx->bg) ||
!tty_term_has(tty->term, TTYC_CSR) ||
@@ -1744,7 +1744,7 @@ tty_cmd_deleteline(struct tty *tty, const struct tty_ctx *ctx)
{
struct client *c = tty->client;
if (ctx->flags & (TTY_CTX_WINDOW_BIGGER|TTY_CTX_PANE_OBSCURED) ||
if ((ctx->flags & TTY_CTX_WINDOW_BIGGER) ||
!tty_full_width(tty, ctx) ||
tty_fake_bce(tty, &ctx->defaults, ctx->bg) ||
!tty_term_has(tty->term, TTYC_CSR) ||
@@ -1804,7 +1804,7 @@ tty_cmd_reverseindex(struct tty *tty, const struct tty_ctx *ctx)
if (ctx->ocy != ctx->orupper)
return;
if (ctx->flags & (TTY_CTX_WINDOW_BIGGER|TTY_CTX_PANE_OBSCURED) ||
if ((ctx->flags & TTY_CTX_WINDOW_BIGGER) ||
(!tty_full_width(tty, ctx) && !tty_use_margin(tty)) ||
tty_fake_bce(tty, &ctx->defaults, 8) ||
!tty_term_has(tty->term, TTYC_CSR) ||
@@ -1879,7 +1879,7 @@ tty_cmd_scrollup(struct tty *tty, const struct tty_ctx *ctx)
struct client *c = tty->client;
u_int i;
if (ctx->flags & (TTY_CTX_WINDOW_BIGGER|TTY_CTX_PANE_OBSCURED) ||
if ((ctx->flags & TTY_CTX_WINDOW_BIGGER) ||
(!tty_full_width(tty, ctx) && !tty_use_margin(tty)) ||
tty_fake_bce(tty, &ctx->defaults, 8) ||
!tty_term_has(tty->term, TTYC_CSR) ||
@@ -1918,7 +1918,7 @@ tty_cmd_scrolldown(struct tty *tty, const struct tty_ctx *ctx)
u_int i;
struct client *c = tty->client;
if (ctx->flags & (TTY_CTX_WINDOW_BIGGER|TTY_CTX_PANE_OBSCURED) ||
if ((ctx->flags & TTY_CTX_WINDOW_BIGGER) ||
(!tty_full_width(tty, ctx) && !tty_use_margin(tty)) ||
tty_fake_bce(tty, &ctx->defaults, 8) ||
!tty_term_has(tty->term, TTYC_CSR) ||
@@ -2021,7 +2021,7 @@ tty_cmd_alignmenttest(struct tty *tty, const struct tty_ctx *ctx)
struct client *c = tty->client;
u_int i, j;
if (ctx->flags & (TTY_CTX_WINDOW_BIGGER|TTY_CTX_PANE_OBSCURED) ||
if ((ctx->flags & TTY_CTX_WINDOW_BIGGER) ||
c->overlay_check != NULL) {
ctx->redraw_cb(ctx);
return;