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osc: set color: update both grids, but exclude scrollback

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Daniel Eklöf 2020-06-14 09:34:46 +02:00
parent 70c48091f3
commit c94cbdeb64
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2 changed files with 24 additions and 20 deletions
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4
CHANGELOG.md
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@ -30,8 +30,8 @@
double forked.
* Unicode combining character overflow errors are only logged when
debug logging has been enabled.
* OSC 4 (_Set Color_) now updates already rendered cells in the
**current** grid (_normal_ or _alternate_).
* OSC 4 (_Set Color_) now updates already rendered cells, excluding
scrollback.
### Deprecated

40
osc.c
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@ -9,6 +9,7 @@
#define LOG_ENABLE_DBG 0
#include "log.h"
#include "base64.h"
#include "grid.h"
#include "render.h"
#include "selection.h"
#include "terminal.h"
@ -491,27 +492,30 @@ osc_dispatch(struct terminal *term)
* hope that it is unusual with palettes where all the
* colors aren't unique.
*
* TODO: we should update *both* grids... but that's
* really really slow. Normal usage of this OSC is by
* full-screen applications using the alt screen.
* TODO(?): for performance reasons, we only update
* the current screen rows (of both
* grids). I.e. scrollback is *not* updates.
*/
for (size_t r = 0; r < term->grid->num_rows; r++) {
struct row *row = term->grid->rows[r];
if (row == NULL)
continue;
for (size_t i = 0; i < 2; i++) {
struct grid *grid = i == 0 ? &term->normal : &term->alt;
for (size_t c = 0; c < term->grid->num_cols; c++) {
struct cell *cell = &row->cells[c];
if (cell->attrs.have_fg && cell->attrs.fg == term->colors.table[idx]) {
cell->attrs.fg = color;
cell->attrs.clean = 0;
row->dirty = true;
}
for (size_t r = 0; r < term->rows; r++) {
struct row *row = grid_row(grid, r);
assert(row != NULL);
if (cell->attrs.have_bg && cell->attrs.bg == term->colors.table[idx]) {
cell->attrs.bg = color;
cell->attrs.clean = 0;
row->dirty = true;
for (size_t c = 0; c < term->grid->num_cols; c++) {
struct cell *cell = &row->cells[c];
if (cell->attrs.have_fg && cell->attrs.fg == term->colors.table[idx]) {
cell->attrs.fg = color;
cell->attrs.clean = 0;
row->dirty = true;
}
if (cell->attrs.have_bg && cell->attrs.bg == term->colors.table[idx]) {
cell->attrs.bg = color;
cell->attrs.clean = 0;
row->dirty = true;
}
}
}
}