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simple-damage: Add --use-damage-buffer flag

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Add a new flag for testing damage in buffer co-ordinates

Signed-off-by: Derek Foreman <derekf@osg.samsung.com>
Acked-by: Pekka Paalanen <pekka.paalanen@collabora.co.uk>
This commit is contained in:
Derek Foreman 2015-11-18 16:32:34 -06:00
parent 152254be0d
commit fb1e1268d5
1 changed files with 47 additions and 15 deletions
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62
clients/simple-damage.c
View file

@ -64,6 +64,7 @@ struct buffer {
enum window_flags {
WINDOW_FLAG_USE_VIEWPORT = 0x1,
WINDOW_FLAG_ROTATING_TRANSFORM = 0x2,
WINDOW_FLAG_USE_DAMAGE_BUFFER = 0x4,
};
struct window {
@ -261,6 +262,14 @@ create_window(struct display *display, int width, int height,
exit(1);
}
if (display->compositor_version < 4 &&
(flags & WINDOW_FLAG_USE_DAMAGE_BUFFER)) {
fprintf(stderr, "wl_surface.damage_buffer unsupported in "
"wl_surface version %d\n",
display->compositor_version);
exit(1);
}
window = calloc(1, sizeof *window);
if (!window)
return NULL;
@ -303,8 +312,12 @@ create_window(struct display *display, int width, int height,
}
/* Initialise damage to full surface, so the padding gets painted */
wl_surface_damage(window->surface, 0, 0, INT32_MAX, INT32_MAX);
if (window->flags & WINDOW_FLAG_USE_DAMAGE_BUFFER) {
wl_surface_damage_buffer(window->surface, 0, 0,
INT32_MAX, INT32_MAX);
} else {
wl_surface_damage(window->surface, 0, 0, INT32_MAX, INT32_MAX);
}
return window;
}
@ -567,12 +580,20 @@ redraw(void *data, struct wl_callback *callback, uint32_t time)
bwidth - 2 * bborder, bheight - 2 * bborder, 0x80000000);
/* Damage where the ball was */
wl_surface_damage(window->surface,
window->ball.x - window->ball.radius,
window->ball.y - window->ball.radius,
window->ball.radius * 2 + 1,
window->ball.radius * 2 + 1);
if (window->flags & WINDOW_FLAG_USE_DAMAGE_BUFFER) {
window_get_transformed_ball(window, &bx, &by);
wl_surface_damage_buffer(window->surface,
bx - bradius + off_x,
by - bradius + off_y,
bradius * 2 + 1,
bradius * 2 + 1);
} else {
wl_surface_damage(window->surface,
window->ball.x - window->ball.radius,
window->ball.y - window->ball.radius,
window->ball.radius * 2 + 1,
window->ball.radius * 2 + 1);
}
window_advance_game(window, time);
window_get_transformed_ball(window, &bx, &by);
@ -595,12 +616,19 @@ redraw(void *data, struct wl_callback *callback, uint32_t time)
}
/* Damage where the ball is now */
wl_surface_damage(window->surface,
window->ball.x - window->ball.radius,
window->ball.y - window->ball.radius,
window->ball.radius * 2 + 1,
window->ball.radius * 2 + 1);
if (window->flags & WINDOW_FLAG_USE_DAMAGE_BUFFER) {
wl_surface_damage_buffer(window->surface,
bx - bradius + off_x,
by - bradius + off_y,
bradius * 2 + 1,
bradius * 2 + 1);
} else {
wl_surface_damage(window->surface,
window->ball.x - window->ball.radius,
window->ball.y - window->ball.radius,
window->ball.radius * 2 + 1,
window->ball.radius * 2 + 1);
}
wl_surface_attach(window->surface, buffer->buffer, 0, 0);
if (window->display->compositor_version >= 2 &&
@ -787,6 +815,7 @@ print_usage(int retval)
" --transform=TRANSFORM\tTransform for the surface\n"
" --rotating-transform\tUse a different buffer_transform for each frame\n"
" --use-viewport\tUse wl_viewport\n"
" --use-damage-buffer\tUse damage_buffer to post damage\n"
);
exit(retval);
@ -837,7 +866,7 @@ main(int argc, char **argv)
strcmp(argv[i], "-h") == 0) {
print_usage(0);
} else if (sscanf(argv[i], "--version=%d", &version) > 0) {
if (version < 1 || version > 3) {
if (version < 1 || version > 4) {
fprintf(stderr, "Unsupported wl_surface version: %d\n",
version);
return 1;
@ -861,6 +890,9 @@ main(int argc, char **argv)
} else if (strcmp(argv[i], "--use-viewport") == 0) {
flags |= WINDOW_FLAG_USE_VIEWPORT;
continue;
} else if (strcmp(argv[i], "--use-damage-buffer") == 0) {
flags |= WINDOW_FLAG_USE_DAMAGE_BUFFER;
continue;
} else {
printf("Invalid option: %s\n", argv[i]);
print_usage(255);