diff --git a/render.c b/render.c index 80f37139..7f565844 100644 --- a/render.c +++ b/render.c @@ -504,7 +504,9 @@ draw_cursor: static void render_margin(struct terminal *term, struct buffer *buf, - int start_line, int end_line) + int start_line, int end_line, + bool damage_top, bool damage_bottom, + bool damage_left, bool damage_right) { /* Fill area outside the cell grid with the default background color */ const int rmargin = term->width - term->margins.right; @@ -535,25 +537,25 @@ render_margin(struct terminal *term, struct buffer *buf, term->margins.right, line_count * term->cell_height}, }); - /* Top */ - wl_surface_damage_buffer( - term->window->surface, 0, 0, term->width, term->margins.top); + if (damage_top) + wl_surface_damage_buffer( + term->window->surface, 0, 0, term->width, term->margins.top); - /* Bottom */ - wl_surface_damage_buffer( - term->window->surface, 0, bmargin, term->width, term->margins.bottom); + if (damage_bottom) + wl_surface_damage_buffer( + term->window->surface, 0, bmargin, term->width, term->margins.bottom); - /* Left */ - wl_surface_damage_buffer( - term->window->surface, - 0, term->margins.top + start_line * term->cell_height, - term->margins.left, line_count * term->cell_height); + if (damage_left) + wl_surface_damage_buffer( + term->window->surface, + 0, term->margins.top + start_line * term->cell_height, + term->margins.left, line_count * term->cell_height); - /* Right */ - wl_surface_damage_buffer( - term->window->surface, - rmargin, term->margins.top + start_line * term->cell_height, - term->margins.right, line_count * term->cell_height); + if (damage_right) + wl_surface_damage_buffer( + term->window->surface, + rmargin, term->margins.top + start_line * term->cell_height, + term->margins.right, line_count * term->cell_height); } static void @@ -631,7 +633,8 @@ grid_render_scroll(struct terminal *term, struct buffer *buf, if (did_shm_scroll) { /* Restore margins */ render_margin( - term, buf, dmg->region.end - dmg->lines, term->rows); + term, buf, dmg->region.end - dmg->lines, term->rows, + true, true, true, true); } else { /* Fallback for when we either cannot do SHM scrolling, or it failed */ uint8_t *raw = buf->mmapped; @@ -696,7 +699,8 @@ grid_render_scroll_reverse(struct terminal *term, struct buffer *buf, if (did_shm_scroll) { /* Restore margins */ render_margin( - term, buf, dmg->region.start, dmg->region.start + dmg->lines); + term, buf, dmg->region.start, dmg->region.start + dmg->lines, + true, true, true, true); } else { /* Fallback for when we either cannot do SHM scrolling, or it failed */ uint8_t *raw = buf->mmapped; @@ -1337,7 +1341,7 @@ grid_render(struct terminal *term) else { tll_free(term->grid->scroll_damage); - render_margin(term, buf, 0, term->rows); + render_margin(term, buf, 0, term->rows, true, true, true, true); term_damage_view(term); }