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weston/tests/subsurface-shot-test.c

263 lines
7.1 KiB

/*
* Copyright © 2015 Samsung Electronics Co., Ltd
* Copyright © 2016 Collabora, Ltd.
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice (including the
* next paragraph) shall be included in all copies or substantial
* portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
#include "config.h"
#include <stdio.h>
#include <string.h>
#include <sys/mman.h>
#include "weston-test-client-helper.h"
char *server_parameters = "--use-pixman --width=320 --height=240"
" --shell=weston-test-desktop-shell.so";
static struct wl_subcompositor *
get_subcompositor(struct client *client)
{
struct global *g;
struct global *global_sub = NULL;
struct wl_subcompositor *sub;
wl_list_for_each(g, &client->global_list, link) {
if (strcmp(g->interface, "wl_subcompositor"))
continue;
if (global_sub)
assert(0 && "multiple wl_subcompositor objects");
global_sub = g;
}
assert(global_sub && "no wl_subcompositor found");
assert(global_sub->version == 1);
sub = wl_registry_bind(client->wl_registry, global_sub->name,
&wl_subcompositor_interface, 1);
assert(sub);
return sub;
}
static void
fill_color(pixman_image_t *image, pixman_color_t *color)
{
pixman_image_t *solid;
int width;
int height;
width = pixman_image_get_width(image);
height = pixman_image_get_height(image);
solid = pixman_image_create_solid_fill(color);
pixman_image_composite32(PIXMAN_OP_SRC,
solid, /* src */
NULL, /* mask */
image, /* dst */
0, 0, /* src x,y */
0, 0, /* mask x,y */
0, 0, /* dst x,y */
width, height);
pixman_image_unref(solid);
}
static pixman_color_t *
color(pixman_color_t *tmp, uint8_t r, uint8_t g, uint8_t b)
{
tmp->alpha = 65535;
tmp->red = (r << 8) + r;
tmp->green = (g << 8) + g;
tmp->blue = (b << 8) + b;
return tmp;
}
static void
write_visual_diff(pixman_image_t *ref_image,
struct buffer *shot,
const struct rectangle *clip,
const char *test_name,
int seq_no)
{
char *fname;
char *ext_test_name;
pixman_image_t *diff;
int ret;
ret = asprintf(&ext_test_name, "%s-diff", test_name);
assert(ret >= 0);
fname = screenshot_output_filename(ext_test_name, seq_no);
diff = visualize_image_difference(shot->image, ref_image, clip);
write_image_as_png(diff, fname);
pixman_image_unref(diff);
free(fname);
free(ext_test_name);
}
static int
check_screen(struct client *client,
const char *ref_image,
int ref_seq_no,
const struct rectangle *clip,
int seq_no)
{
const char *test_name = get_test_name();
struct buffer *shot;
pixman_image_t *ref;
char *ref_fname;
char *shot_fname;
bool match;
ref_fname = screenshot_reference_filename(ref_image, ref_seq_no);
shot_fname = screenshot_output_filename(test_name, seq_no);
ref = load_image_from_png(ref_fname);
assert(ref);
shot = capture_screenshot_of_output(client);
assert(shot);
match = check_images_match(shot->image, ref, clip);
printf("ref %s vs. shot %s: %s\n", ref_fname, shot_fname,
match ? "PASS" : "FAIL");
write_image_as_png(shot->image, shot_fname);
if (!match)
write_visual_diff(ref, shot, clip, test_name, seq_no);
buffer_destroy(shot);
pixman_image_unref(ref);
free(ref_fname);
free(shot_fname);
return match ? 0 : -1;
}
static struct buffer *
surface_commit_color(struct client *client, struct wl_surface *surface,
pixman_color_t *color, int width, int height)
{
struct buffer *buf;
buf = create_shm_buffer_a8r8g8b8(client, width, height);
fill_color(buf->image, color);
wl_surface_attach(surface, buf->proxy, 0, 0);
wl_surface_damage(surface, 0, 0, width, height);
wl_surface_commit(surface);
return buf;
}
TEST(subsurface_z_order)
{
const char *test_name = get_test_name();
struct client *client;
struct wl_subcompositor *subco;
struct buffer *bufs[5] = { 0 };
struct wl_surface *surf[5] = { 0 };
struct wl_subsurface *sub[5] = { 0 };
struct rectangle clip = { 40, 40, 280, 200 };
int fail = 0;
unsigned i;
pixman_color_t red;
pixman_color_t blue;
pixman_color_t cyan;
pixman_color_t green;
color(&red, 255, 0, 0);
color(&blue, 0, 0, 255);
color(&cyan, 0, 255, 255);
color(&green, 0, 255, 0);
client = create_client_and_test_surface(100, 50, 100, 100);
assert(client);
subco = get_subcompositor(client);
/* move the pointer clearly away from our screenshooting area */
weston_test_move_pointer(client->test->weston_test, 2, 30);
/* make the parent surface red */
surf[0] = client->surface->wl_surface;
bufs[0] = surface_commit_color(client, surf[0], &red, 100, 100);
/* sub[0] is not used */
fail += check_screen(client, test_name, 0, &clip, 0);
/* create a blue sub-surface above red */
surf[1] = wl_compositor_create_surface(client->wl_compositor);
sub[1] = wl_subcompositor_get_subsurface(subco, surf[1], surf[0]);
bufs[1] = surface_commit_color(client, surf[1], &blue, 100, 100);
wl_subsurface_set_position(sub[1], 20, 20);
wl_surface_commit(surf[0]);
fail += check_screen(client, test_name, 1, &clip, 1);
/* create a cyan sub-surface above blue */
surf[2] = wl_compositor_create_surface(client->wl_compositor);
sub[2] = wl_subcompositor_get_subsurface(subco, surf[2], surf[1]);
bufs[2] = surface_commit_color(client, surf[2], &cyan, 100, 100);
wl_subsurface_set_position(sub[2], 20, 20);
wl_surface_commit(surf[1]);
wl_surface_commit(surf[0]);
fail += check_screen(client, test_name, 2, &clip, 2);
/* create a green sub-surface above blue, sibling to cyan */
surf[3] = wl_compositor_create_surface(client->wl_compositor);
sub[3] = wl_subcompositor_get_subsurface(subco, surf[3], surf[1]);
bufs[3] = surface_commit_color(client, surf[3], &green, 100, 100);
wl_subsurface_set_position(sub[3], -40, 10);
wl_surface_commit(surf[1]);
wl_surface_commit(surf[0]);
fail += check_screen(client, test_name, 3, &clip, 3);
/* stack blue below red, which brings also cyan and green below red */
wl_subsurface_place_below(sub[1], surf[0]);
wl_surface_commit(surf[0]);
fail += check_screen(client, test_name, 4, &clip, 4);
assert(fail == 0);
for (i = 0; i < ARRAY_LENGTH(sub); i++)
if (sub[i])
wl_subsurface_destroy(sub[i]);
for (i = 0; i < ARRAY_LENGTH(surf); i++)
if (surf[i])
wl_surface_destroy(surf[i]);
for (i = 0; i < ARRAY_LENGTH(bufs); i++)
if (bufs[i])
buffer_destroy(bufs[i]);
}