mirror of
https://github.com/brl/mutter.git
synced 2024-11-26 18:11:05 -05:00
c3035c231d
For conformance tests that want to read back a region of pixels and check they all have the same color we now have a test_utils_check_region utility function for that. Reviewed-by: Neil Roberts <neil@linux.intel.com>
144 lines
4.0 KiB
C
144 lines
4.0 KiB
C
#include <cogl/cogl.h>
|
|
#include <stdlib.h>
|
|
|
|
#include "test-utils.h"
|
|
|
|
#define FB_WIDTH 512
|
|
#define FB_HEIGHT 512
|
|
|
|
void
|
|
test_utils_init (TestUtilsGTestFixture *fixture,
|
|
const void *data)
|
|
{
|
|
TestUtilsSharedState *state = (TestUtilsSharedState *)data;
|
|
static int counter = 0;
|
|
GError *error = NULL;
|
|
CoglOnscreen *onscreen = NULL;
|
|
|
|
if (counter != 0)
|
|
g_critical ("We don't support running more than one test at a time\n"
|
|
"in a single test run due to the state leakage that can\n"
|
|
"cause subsequent tests to fail.\n"
|
|
"\n"
|
|
"If you want to run all the tests you should run\n"
|
|
"$ make test-report");
|
|
counter++;
|
|
|
|
g_setenv ("COGL_X11_SYNC", "1", 0);
|
|
|
|
state->ctx = cogl_context_new (NULL, &error);
|
|
if (!state->ctx)
|
|
g_critical ("Failed to create a CoglContext: %s", error->message);
|
|
|
|
if (getenv ("COGL_TEST_ONSCREEN"))
|
|
{
|
|
onscreen = cogl_onscreen_new (state->ctx, 640, 480);
|
|
state->fb = COGL_FRAMEBUFFER (onscreen);
|
|
}
|
|
else
|
|
{
|
|
CoglHandle offscreen;
|
|
CoglHandle tex = cogl_texture_2d_new_with_size (state->ctx,
|
|
FB_WIDTH, FB_HEIGHT,
|
|
COGL_PIXEL_FORMAT_ANY,
|
|
&error);
|
|
if (!tex)
|
|
g_critical ("Failed to allocate texture: %s", error->message);
|
|
|
|
offscreen = cogl_offscreen_new_to_texture (tex);
|
|
state->fb = COGL_FRAMEBUFFER (offscreen);
|
|
}
|
|
|
|
if (!cogl_framebuffer_allocate (state->fb, &error))
|
|
g_critical ("Failed to allocate framebuffer: %s", error->message);
|
|
|
|
if (onscreen)
|
|
cogl_onscreen_show (onscreen);
|
|
|
|
cogl_framebuffer_clear4f (state->fb,
|
|
COGL_BUFFER_BIT_COLOR |
|
|
COGL_BUFFER_BIT_DEPTH |
|
|
COGL_BUFFER_BIT_STENCIL,
|
|
0, 0, 0, 1);
|
|
|
|
cogl_push_framebuffer (state->fb);
|
|
}
|
|
|
|
void
|
|
test_utils_fini (TestUtilsGTestFixture *fixture,
|
|
const void *data)
|
|
{
|
|
const TestUtilsSharedState *state = (TestUtilsSharedState *)data;
|
|
|
|
cogl_pop_framebuffer ();
|
|
|
|
if (state->fb)
|
|
cogl_object_unref (state->fb);
|
|
|
|
if (state->ctx)
|
|
cogl_object_unref (state->ctx);
|
|
}
|
|
|
|
void
|
|
test_utils_check_pixel (int x, int y, guint32 expected_pixel)
|
|
{
|
|
guint32 pixel;
|
|
char *screen_pixel;
|
|
char *intended_pixel;
|
|
|
|
cogl_read_pixels (x, y, 1, 1, COGL_READ_PIXELS_COLOR_BUFFER,
|
|
COGL_PIXEL_FORMAT_RGBA_8888_PRE,
|
|
(guint8 *) &pixel);
|
|
|
|
screen_pixel = g_strdup_printf ("#%06x", GUINT32_FROM_BE (pixel) >> 8);
|
|
intended_pixel = g_strdup_printf ("#%06x", expected_pixel >> 8);
|
|
|
|
g_assert_cmpstr (screen_pixel, ==, intended_pixel);
|
|
|
|
g_free (screen_pixel);
|
|
g_free (intended_pixel);
|
|
}
|
|
|
|
void
|
|
test_utils_check_pixel_rgb (int x, int y, int r, int g, int b)
|
|
{
|
|
test_utils_check_pixel (x, y, (r << 24) | (g << 16) | (b << 8));
|
|
}
|
|
|
|
void
|
|
test_utils_check_region (int x, int y,
|
|
int width, int height,
|
|
guint32 expected_rgba)
|
|
{
|
|
guint32 reference = expected_rgba >> 8;
|
|
guint8 *pixels, *p;
|
|
|
|
pixels = p = g_malloc (width * height * 4);
|
|
cogl_read_pixels (x,
|
|
y,
|
|
width,
|
|
height,
|
|
COGL_READ_PIXELS_COLOR_BUFFER,
|
|
COGL_PIXEL_FORMAT_RGBA_8888,
|
|
p);
|
|
|
|
/* Check whether the center of each division is the right color */
|
|
for (y = 0; y < height; y++)
|
|
for (x = 0; x < width; x++)
|
|
{
|
|
guint32 current = GUINT32_FROM_BE (*((guint32 *)p)) >> 8;
|
|
if (current != reference)
|
|
{
|
|
/* Ensure we have a meaningful error message... */
|
|
char *screen_pixel = g_strdup_printf ("#%06x", current);
|
|
char *intended_pixel = g_strdup_printf ("#%06x", reference);
|
|
g_assert_cmpstr (screen_pixel, == ,intended_pixel);
|
|
}
|
|
p += 4;
|
|
}
|
|
|
|
g_free (pixels);
|
|
}
|
|
|
|
|