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tests: ports test-sub-texture to not depend on clutter

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As part of the on going effort to port the conformance tests that were
originally written as clutter tests to be standalone cogl tests this
patch ports the test-sub-texture test to be standalone now.

Reviewed-by: Neil Roberts <neil@linux.intel.com>
This commit is contained in:
Robert Bragg 2011-10-28 19:10:01 +01:00
parent c3035c231d
commit b2b4eba0e7
3 changed files with 125 additions and 173 deletions
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2
tests/conform/Makefile.am
View File

@ -22,7 +22,6 @@ unported_test_sources = \
test-pixel-buffer.c \
test-premult.c \
test-readpixels.c \
test-sub-texture.c \
test-texture-3d.c \
test-texture-get-set-data.c \
test-texture-mipmaps.c \
@ -43,6 +42,7 @@ test_sources = \
test-just-vertex-shader.c \
test-pipeline-user-matrix.c \
test-wrap-modes.c \
test-sub-texture.c \
$(NULL)
test_conformance_SOURCES = $(common_sources) $(test_sources)

2
tests/conform/test-conform-main.c
View File

@ -145,7 +145,7 @@ main (int argc, char **argv)
UNPORTED_TEST ("/cogl/texture", test_cogl_npot_texture);
UNPORTED_TEST ("/cogl/texture", test_cogl_multitexture);
UNPORTED_TEST ("/cogl/texture", test_cogl_texture_mipmaps);
UNPORTED_TEST ("/cogl/texture", test_cogl_sub_texture);
ADD_TEST ("/cogl/texture", test_cogl_sub_texture);
UNPORTED_TEST ("/cogl/texture", test_cogl_pixel_array);
UNPORTED_TEST ("/cogl/texture", test_cogl_texture_rectangle);
UNPORTED_TEST ("/cogl/texture", test_cogl_texture_3d);

294
tests/conform/test-sub-texture.c
View File

@ -1,9 +1,7 @@
#include <clutter/clutter.h>
#include <cogl/cogl.h>
#include <string.h>
#include "test-conform-common.h"
#include "test-utils.h"
#define SOURCE_SIZE 32
#define SOURCE_DIVISIONS_X 2
@ -13,37 +11,35 @@
#define TEST_INSET 1
static const ClutterColor
static const guint32
corner_colors[SOURCE_DIVISIONS_X * SOURCE_DIVISIONS_Y] =
{
{ 0xff, 0x00, 0x00, 0xff }, /* red top left */
{ 0x00, 0xff, 0x00, 0xff }, /* green top right */
{ 0x00, 0x00, 0xff, 0xff }, /* blue bottom left */
{ 0xff, 0x00, 0xff, 0xff } /* purple bottom right */
0xff0000ff, /* red top left */
0x00ff00ff, /* green top right */
0x0000ffff, /* blue bottom left */
0xff00ffff /* purple bottom right */
};
static const ClutterColor stage_color = { 0x0, 0x0, 0x0, 0xff };
typedef struct _TestState
{
ClutterActor *stage;
unsigned int frame;
CoglHandle tex;
CoglContext *ctx;
CoglTexture2D *tex;
} TestState;
static CoglHandle
create_source (void)
static CoglTexture2D *
create_source (TestState *state)
{
int dx, dy;
guchar *data = g_malloc (SOURCE_SIZE * SOURCE_SIZE * 4);
guint8 *data = g_malloc (SOURCE_SIZE * SOURCE_SIZE * 4);
CoglTexture2D *tex;
GError *error = NULL;
/* Create a texture with a different coloured rectangle at each
corner */
for (dy = 0; dy < SOURCE_DIVISIONS_Y; dy++)
for (dx = 0; dx < SOURCE_DIVISIONS_X; dx++)
{
guchar *p = (data + dy * DIVISION_HEIGHT * SOURCE_SIZE * 4 +
guint8 *p = (data + dy * DIVISION_HEIGHT * SOURCE_SIZE * 4 +
dx * DIVISION_WIDTH * 4);
int x, y;
@ -51,7 +47,8 @@ create_source (void)
{
for (x = 0; x < DIVISION_WIDTH; x++)
{
memcpy (p, corner_colors + dx + dy * SOURCE_DIVISIONS_X, 4);
guint32 color = GUINT32_FROM_BE (corner_colors[dx + dy * SOURCE_DIVISIONS_X]);
memcpy (p, &color, 4);
p += 4;
}
@ -59,20 +56,24 @@ create_source (void)
}
}
return cogl_texture_new_from_data (SOURCE_SIZE, SOURCE_SIZE,
COGL_TEXTURE_NONE,
COGL_PIXEL_FORMAT_RGBA_8888,
COGL_PIXEL_FORMAT_ANY,
SOURCE_SIZE * 4,
data);
tex = cogl_texture_2d_new_from_data (state->ctx,
SOURCE_SIZE, SOURCE_SIZE,
COGL_PIXEL_FORMAT_RGBA_8888,
COGL_PIXEL_FORMAT_ANY,
SOURCE_SIZE * 4,
data,
&error);
g_assert_no_error (error);
return tex;
}
static CoglHandle
create_test_texture (void)
static CoglTexture2D *
create_test_texture (TestState *state)
{
CoglHandle tex;
CoglTexture2D *tex;
guint8 *data = g_malloc (256 * 256 * 4), *p = data;
int x, y;
GError *error = NULL;
/* Create a texture that is 256x256 where the red component ranges
from 0->255 along the x axis and the green component ranges from
@ -87,11 +88,14 @@ create_test_texture (void)
*(p++) = 255;
}
tex = cogl_texture_new_from_data (256, 256, COGL_TEXTURE_NONE,
COGL_PIXEL_FORMAT_RGBA_8888_PRE,
COGL_PIXEL_FORMAT_ANY,
256 * 4,
data);
tex = cogl_texture_2d_new_from_data (state->ctx,
256, 256,
COGL_PIXEL_FORMAT_RGBA_8888_PRE,
COGL_PIXEL_FORMAT_ANY,
256 * 4,
data,
&error);
g_assert_no_error (error);
g_free (data);
@ -99,80 +103,66 @@ create_test_texture (void)
}
static void
draw_frame (TestState *state)
paint (TestState *state)
{
CoglHandle full_texture, sub_texture, sub_sub_texture;
CoglTexture2D *full_texture;
CoglSubTexture *sub_texture, *sub_sub_texture;
/* Create a sub texture of the bottom right quarter of the texture */
sub_texture = cogl_texture_new_from_sub_texture (state->tex,
DIVISION_WIDTH,
DIVISION_HEIGHT,
DIVISION_WIDTH,
DIVISION_HEIGHT);
sub_texture = cogl_sub_texture_new (state->ctx,
COGL_TEXTURE (state->tex),
DIVISION_WIDTH,
DIVISION_HEIGHT,
DIVISION_WIDTH,
DIVISION_HEIGHT);
/* Paint it */
cogl_set_source_texture (sub_texture);
cogl_set_source_texture (COGL_TEXTURE (sub_texture));
cogl_rectangle (0.0f, 0.0f, DIVISION_WIDTH, DIVISION_HEIGHT);
cogl_handle_unref (sub_texture);
cogl_object_unref (sub_texture);
/* Repeat a sub texture of the top half of the full texture. This is
documented to be undefined so it doesn't technically have to work
but it will with the current implementation */
sub_texture = cogl_texture_new_from_sub_texture (state->tex,
0, 0,
SOURCE_SIZE,
DIVISION_HEIGHT);
cogl_set_source_texture (sub_texture);
sub_texture = cogl_sub_texture_new (state->ctx,
COGL_TEXTURE (state->tex),
0, 0,
SOURCE_SIZE,
DIVISION_HEIGHT);
cogl_set_source_texture (COGL_TEXTURE (sub_texture));
cogl_rectangle_with_texture_coords (0.0f, SOURCE_SIZE,
SOURCE_SIZE * 2.0f, SOURCE_SIZE * 1.5f,
0.0f, 0.0f,
2.0f, 1.0f);
cogl_handle_unref (sub_texture);
cogl_object_unref (sub_texture);
/* Create a sub texture of a sub texture */
full_texture = create_test_texture ();
sub_texture = cogl_texture_new_from_sub_texture (full_texture,
20, 10, 30, 20);
sub_sub_texture = cogl_texture_new_from_sub_texture (sub_texture,
20, 10, 10, 10);
cogl_set_source_texture (sub_sub_texture);
full_texture = create_test_texture (state);
sub_texture = cogl_sub_texture_new (state->ctx,
COGL_TEXTURE (full_texture),
20, 10, 30, 20);
sub_sub_texture = cogl_sub_texture_new (state->ctx,
COGL_TEXTURE (sub_texture),
20, 10, 10, 10);
cogl_set_source_texture (COGL_TEXTURE (sub_sub_texture));
cogl_rectangle (0.0f, SOURCE_SIZE * 2.0f,
10.0f, SOURCE_SIZE * 2.0f + 10.0f);
cogl_handle_unref (sub_sub_texture);
cogl_handle_unref (sub_texture);
cogl_handle_unref (full_texture);
cogl_object_unref (sub_sub_texture);
cogl_object_unref (sub_texture);
cogl_object_unref (full_texture);
}
static gboolean
validate_part (TestState *state,
int xpos, int ypos,
static void
validate_part (int xpos, int ypos,
int width, int height,
const ClutterColor *color)
guint32 color)
{
int x, y;
gboolean pass = TRUE;
guchar *pixels, *p;
p = pixels = clutter_stage_read_pixels (CLUTTER_STAGE (state->stage),
xpos + TEST_INSET,
ypos + TEST_INSET,
width - TEST_INSET - 2,
height - TEST_INSET - 2);
/* Check whether the center of each division is the right color */
for (y = 0; y < height - TEST_INSET - 2; y++)
for (x = 0; x < width - TEST_INSET - 2; x++)
{
if (p[0] != color->red ||
p[1] != color->green ||
p[2] != color->blue)
pass = FALSE;
p += 4;
}
return pass;
test_utils_check_region (xpos + TEST_INSET,
ypos + TEST_INSET,
width - TEST_INSET - 2,
height - TEST_INSET - 2,
color);
}
static guint8 *
@ -201,28 +191,31 @@ static void
validate_result (TestState *state)
{
int i, division_num, x, y;
CoglHandle sub_texture, test_tex;
guchar *texture_data, *p;
CoglTexture2D *test_tex;
CoglSubTexture *sub_texture;
guint8 *texture_data, *p;
int tex_width, tex_height;
/* Sub texture of the bottom right corner of the texture */
g_assert (validate_part (state, 0, 0, DIVISION_WIDTH, DIVISION_HEIGHT,
corner_colors +
(SOURCE_DIVISIONS_Y - 1) * SOURCE_DIVISIONS_X +
SOURCE_DIVISIONS_X - 1));
validate_part (0, 0, DIVISION_WIDTH, DIVISION_HEIGHT,
corner_colors[
(SOURCE_DIVISIONS_Y - 1) * SOURCE_DIVISIONS_X +
SOURCE_DIVISIONS_X - 1]);
/* Sub texture of the top half repeated horizontally */
for (i = 0; i < 2; i++)
for (division_num = 0; division_num < SOURCE_DIVISIONS_X; division_num++)
g_assert (validate_part (state,
i * SOURCE_SIZE + division_num * DIVISION_WIDTH,
SOURCE_SIZE,
DIVISION_WIDTH, DIVISION_HEIGHT,
corner_colors + division_num));
validate_part (i * SOURCE_SIZE + division_num * DIVISION_WIDTH,
SOURCE_SIZE,
DIVISION_WIDTH, DIVISION_HEIGHT,
corner_colors[division_num]);
/* Sub sub texture */
p = texture_data = clutter_stage_read_pixels (CLUTTER_STAGE (state->stage),
0, SOURCE_SIZE * 2, 10, 10);
p = texture_data = g_malloc (10 * 10 * 4);
cogl_read_pixels (0, SOURCE_SIZE * 2, 10, 10,
COGL_READ_PIXELS_COLOR_BUFFER,
COGL_PIXEL_FORMAT_RGBA_8888,
p);
for (y = 0; y < 10; y++)
for (x = 0; x < 10; x++)
{
@ -233,15 +226,17 @@ validate_result (TestState *state)
g_free (texture_data);
/* Try reading back the texture data */
sub_texture = cogl_texture_new_from_sub_texture (state->tex,
SOURCE_SIZE / 4,
SOURCE_SIZE / 4,
SOURCE_SIZE / 2,
SOURCE_SIZE / 2);
tex_width = cogl_texture_get_width (sub_texture);
tex_height = cogl_texture_get_height (sub_texture);
sub_texture = cogl_sub_texture_new (state->ctx,
COGL_TEXTURE (state->tex),
SOURCE_SIZE / 4,
SOURCE_SIZE / 4,
SOURCE_SIZE / 2,
SOURCE_SIZE / 2);
tex_width = cogl_texture_get_width (COGL_TEXTURE (sub_texture));
tex_height = cogl_texture_get_height (COGL_TEXTURE (sub_texture));
p = texture_data = g_malloc (tex_width * tex_height * 4);
cogl_texture_get_data (sub_texture, COGL_PIXEL_FORMAT_RGBA_8888,
cogl_texture_get_data (COGL_TEXTURE (sub_texture),
COGL_PIXEL_FORMAT_RGBA_8888,
tex_width * 4,
texture_data);
for (y = 0; y < tex_height; y++)
@ -251,31 +246,32 @@ validate_result (TestState *state)
DIVISION_WIDTH);
int div_y = ((y * SOURCE_SIZE / 2 / tex_height + SOURCE_SIZE / 4) /
DIVISION_HEIGHT);
const ClutterColor *color = (corner_colors + div_x +
div_y * SOURCE_DIVISIONS_X);
g_assert (p[0] == color->red);
g_assert (p[1] == color->green);
g_assert (p[2] == color->blue);
guint32 reference = corner_colors[div_x + div_y * SOURCE_DIVISIONS_X] >> 8;
guint32 color = GUINT32_FROM_BE (*((guint32 *)p)) >> 8;
g_assert (color == reference);
p += 4;
}
g_free (texture_data);
cogl_handle_unref (sub_texture);
cogl_object_unref (sub_texture);
/* Create a 256x256 test texture */
test_tex = create_test_texture ();
test_tex = create_test_texture (state);
/* Create a sub texture the views the center half of the texture */
sub_texture = cogl_texture_new_from_sub_texture (test_tex,
64, 64, 128, 128);
sub_texture = cogl_sub_texture_new (state->ctx,
COGL_TEXTURE (test_tex),
64, 64, 128, 128);
/* Update the center half of the sub texture */
texture_data = create_update_data ();
cogl_texture_set_region (sub_texture, 0, 0, 32, 32, 64, 64, 256, 256,
cogl_texture_set_region (COGL_TEXTURE (sub_texture),
0, 0, 32, 32, 64, 64, 256, 256,
COGL_PIXEL_FORMAT_RGBA_8888_PRE, 256 * 4,
texture_data);
g_free (texture_data);
cogl_handle_unref (sub_texture);
cogl_object_unref (sub_texture);
/* Get the texture data */
p = texture_data = g_malloc (256 * 256 * 4);
cogl_texture_get_data (test_tex, COGL_PIXEL_FORMAT_RGBA_8888,
cogl_texture_get_data (COGL_TEXTURE (test_tex),
COGL_PIXEL_FORMAT_RGBA_8888,
256 * 4, texture_data);
/* Verify the texture data */
@ -299,71 +295,27 @@ validate_result (TestState *state)
}
}
g_free (texture_data);
cogl_handle_unref (test_tex);
/* Comment this out to see what the test paints */
clutter_main_quit ();
}
static void
on_paint (ClutterActor *actor, TestState *state)
{
int frame_num;
draw_frame (state);
/* XXX: validate_result calls clutter_stage_read_pixels which will result in
* another paint run so to avoid infinite recursion we only aim to validate
* the first frame. */
frame_num = state->frame++;
if (frame_num == 1)
validate_result (state);
}
static gboolean
queue_redraw (gpointer stage)
{
clutter_actor_queue_redraw (CLUTTER_ACTOR (stage));
return TRUE;
cogl_object_unref (test_tex);
}
void
test_cogl_sub_texture (TestUtilsGTestFixture *fixture,
void *data)
{
TestUtilsSharedState *shared_state = data;
TestState state;
unsigned int idle_source;
unsigned int paint_handler;
state.frame = 0;
state.ctx = shared_state->ctx;
state.tex = create_source (&state);
state.stage = clutter_stage_get_default ();
state.tex = create_source ();
cogl_ortho (0, cogl_framebuffer_get_width (shared_state->fb), /* left, right */
cogl_framebuffer_get_height (shared_state->fb), 0, /* bottom, top */
-1, 100 /* z near, far */);
clutter_stage_set_color (CLUTTER_STAGE (state.stage), &stage_color);
paint (&state);
validate_result (&state);
/* We force continuous redrawing of the stage, since we need to skip
* the first few frames, and we wont be doing anything else that
* will trigger redrawing. */
idle_source = g_idle_add (queue_redraw, state.stage);
paint_handler = g_signal_connect_after (state.stage, "paint",
G_CALLBACK (on_paint), &state);
clutter_actor_show_all (state.stage);
clutter_main ();
g_source_remove (idle_source);
g_signal_handler_disconnect (state.stage, paint_handler);
cogl_handle_unref (state.tex);
/* Remove all of the actors from the stage */
clutter_container_foreach (CLUTTER_CONTAINER (state.stage),
(ClutterCallback) clutter_actor_destroy,
NULL);
cogl_object_unref (state.tex);
if (g_test_verbose ())
g_print ("OK\n");