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render: configure a clip region to exclude the grid margins

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This ensures content in the last column doesn't flow over into the
margins (where they are typically never erased, unless the window is
resized).
This commit is contained in:
Daniel Eklöf 2020-03-03 18:27:59 +01:00
parent d76484ae50
commit b81b1b6ff7
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GPG key ID: 5BBD4992C116573F
1 changed files with 5 additions and 0 deletions
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5
render.c
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@ -994,6 +994,9 @@ grid_render(struct terminal *term)
wl_surface_attach(term->window->surface, buf->wl_buf, 0, 0);
pixman_image_t *pix = buf->pix;
pixman_region16_t clip;
pixman_region_init_rect(&clip, term->margins.left, term->margins.top, term->cols * term->cell_width, term->rows * term->cell_height);
pixman_image_set_clip_region(pix, &clip);
/* If we resized the window, or is flashing, or just stopped flashing */
if (term->render.last_buf != buf ||
@ -1027,6 +1030,7 @@ grid_render(struct terminal *term)
if (term->is_searching)
pixman_color_dim(&bg);
pixman_image_set_clip_region(pix, NULL);
pixman_image_fill_rectangles(
PIXMAN_OP_SRC, pix, &bg, 4,
(pixman_rectangle16_t[]){
@ -1034,6 +1038,7 @@ grid_render(struct terminal *term)
{0, 0, term->margins.left, term->height}, /* Left */
{rmargin, 0, term->margins.right, term->height}, /* Right */
{0, bmargin, term->width, term->margins.bottom}}); /* Bottom */
pixman_image_set_clip_region(pix, &clip);
wl_surface_damage_buffer(
term->window->surface, 0, 0, term->width, term->margins.top);