forked from AuroraMiddleware/gtk
reftests: Share reftest-compare.[ch] between GSK and GTK tests
The only non-whitespace difference is that the copy in GSK does not set the symbol's visibility. Signed-off-by: Simon McVittie <smcv@debian.org>
This commit is contained in:
Simon McVittie
parent
6b29eeeb1c
commit
1c6cf7a3b6
@ -2,7 +2,7 @@
|
|||||||
#include <glib/gstdio.h>
|
#include <glib/gstdio.h>
|
||||||
#include <gtk/gtk.h>
|
#include <gtk/gtk.h>
|
||||||
#include <stdlib.h>
|
#include <stdlib.h>
|
||||||
#include "reftest-compare.h"
|
#include "../reftests/reftest-compare.h"
|
||||||
|
|
||||||
static char *arg_output_dir = NULL;
|
static char *arg_output_dir = NULL;
|
||||||
|
|
||||||
|
|||||||
@ -3,7 +3,7 @@ testdatadir = join_paths(installed_test_datadir, 'gsk')
|
|||||||
|
|
||||||
compare_render = executable(
|
compare_render = executable(
|
||||||
'compare-render',
|
'compare-render',
|
||||||
['compare-render.c', 'reftest-compare.c'],
|
['compare-render.c', '../reftests/reftest-compare.c'],
|
||||||
dependencies: libgtk_dep,
|
dependencies: libgtk_dep,
|
||||||
c_args: common_cflags,
|
c_args: common_cflags,
|
||||||
install: get_option('install-tests'),
|
install: get_option('install-tests'),
|
||||||
|
|||||||
@ -1,173 +0,0 @@
|
|||||||
/*
|
|
||||||
* Copyright (C) 2011 Red Hat Inc.
|
|
||||||
*
|
|
||||||
* Author:
|
|
||||||
* Benjamin Otte <otte@gnome.org>
|
|
||||||
*
|
|
||||||
* This library is free software; you can redistribute it and/or
|
|
||||||
* modify it under the terms of the GNU Library General Public
|
|
||||||
* License as published by the Free Software Foundation; either
|
|
||||||
* version 2 of the License, or (at your option) any later version.
|
|
||||||
*
|
|
||||||
* This library is distributed in the hope that it will be useful,
|
|
||||||
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
||||||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
||||||
* Library General Public License for more details.
|
|
||||||
*
|
|
||||||
* You should have received a copy of the GNU Library General Public
|
|
||||||
* License along with this library. If not, see <http://www.gnu.org/licenses/>.
|
|
||||||
*/
|
|
||||||
|
|
||||||
#include "config.h"
|
|
||||||
|
|
||||||
#include "reftest-compare.h"
|
|
||||||
|
|
||||||
static void
|
|
||||||
get_surface_size (cairo_surface_t *surface,
|
|
||||||
int *width,
|
|
||||||
int *height)
|
|
||||||
{
|
|
||||||
cairo_t *cr;
|
|
||||||
double x1, x2, y1, y2;
|
|
||||||
|
|
||||||
cr = cairo_create (surface);
|
|
||||||
cairo_clip_extents (cr, &x1, &y1, &x2, &y2);
|
|
||||||
cairo_destroy (cr);
|
|
||||||
|
|
||||||
g_assert (x1 == 0 && y1 == 0);
|
|
||||||
g_assert (x2 > 0 && y2 > 0);
|
|
||||||
g_assert ((int) x2 == x2 && (int) y2 == y2);
|
|
||||||
|
|
||||||
*width = x2;
|
|
||||||
*height = y2;
|
|
||||||
}
|
|
||||||
|
|
||||||
static cairo_surface_t *
|
|
||||||
coerce_surface_for_comparison (cairo_surface_t *surface,
|
|
||||||
int width,
|
|
||||||
int height)
|
|
||||||
{
|
|
||||||
cairo_surface_t *coerced;
|
|
||||||
cairo_t *cr;
|
|
||||||
|
|
||||||
coerced = cairo_image_surface_create (CAIRO_FORMAT_ARGB32,
|
|
||||||
width,
|
|
||||||
height);
|
|
||||||
cr = cairo_create (coerced);
|
|
||||||
|
|
||||||
cairo_set_source_surface (cr, surface, 0, 0);
|
|
||||||
cairo_set_operator (cr, CAIRO_OPERATOR_SOURCE);
|
|
||||||
cairo_paint (cr);
|
|
||||||
|
|
||||||
cairo_destroy (cr);
|
|
||||||
|
|
||||||
g_assert (cairo_surface_status (coerced) == CAIRO_STATUS_SUCCESS);
|
|
||||||
|
|
||||||
return coerced;
|
|
||||||
}
|
|
||||||
|
|
||||||
/* Compares two CAIRO_FORMAT_ARGB32 buffers, returning NULL if the
|
|
||||||
* buffers are equal or a surface containing a diff between the two
|
|
||||||
* surfaces.
|
|
||||||
*
|
|
||||||
* This function should be rewritten to compare all formats supported by
|
|
||||||
* cairo_format_t instead of taking a mask as a parameter.
|
|
||||||
*
|
|
||||||
* This function is originally from cairo:test/buffer-diff.c.
|
|
||||||
* Copyright © 2004 Richard D. Worth
|
|
||||||
*/
|
|
||||||
static cairo_surface_t *
|
|
||||||
buffer_diff_core (const guchar *buf_a,
|
|
||||||
int stride_a,
|
|
||||||
const guchar *buf_b,
|
|
||||||
int stride_b,
|
|
||||||
int width,
|
|
||||||
int height)
|
|
||||||
{
|
|
||||||
int x, y;
|
|
||||||
guchar *buf_diff = NULL;
|
|
||||||
int stride_diff = 0;
|
|
||||||
cairo_surface_t *diff = NULL;
|
|
||||||
|
|
||||||
for (y = 0; y < height; y++)
|
|
||||||
{
|
|
||||||
const guint32 *row_a = (const guint32 *) (buf_a + y * stride_a);
|
|
||||||
const guint32 *row_b = (const guint32 *) (buf_b + y * stride_b);
|
|
||||||
guint32 *row = (guint32 *) (buf_diff + y * stride_diff);
|
|
||||||
|
|
||||||
for (x = 0; x < width; x++)
|
|
||||||
{
|
|
||||||
int channel;
|
|
||||||
guint32 diff_pixel = 0;
|
|
||||||
|
|
||||||
/* check if the pixels are the same */
|
|
||||||
if (row_a[x] == row_b[x])
|
|
||||||
continue;
|
|
||||||
|
|
||||||
if (diff == NULL)
|
|
||||||
{
|
|
||||||
diff = cairo_image_surface_create (CAIRO_FORMAT_RGB24,
|
|
||||||
width,
|
|
||||||
height);
|
|
||||||
g_assert (cairo_surface_status (diff) == CAIRO_STATUS_SUCCESS);
|
|
||||||
buf_diff = cairo_image_surface_get_data (diff);
|
|
||||||
stride_diff = cairo_image_surface_get_stride (diff);
|
|
||||||
row = (guint32 *) (buf_diff + y * stride_diff);
|
|
||||||
}
|
|
||||||
|
|
||||||
/* calculate a difference value for all 4 channels */
|
|
||||||
for (channel = 0; channel < 4; channel++)
|
|
||||||
{
|
|
||||||
int value_a = (row_a[x] >> (channel*8)) & 0xff;
|
|
||||||
int value_b = (row_b[x] >> (channel*8)) & 0xff;
|
|
||||||
guint channel_diff;
|
|
||||||
|
|
||||||
channel_diff = ABS (value_a - value_b);
|
|
||||||
channel_diff *= 4; /* emphasize */
|
|
||||||
if (channel_diff)
|
|
||||||
channel_diff += 128; /* make sure it's visible */
|
|
||||||
if (channel_diff > 255)
|
|
||||||
channel_diff = 255;
|
|
||||||
diff_pixel |= channel_diff << (channel*8);
|
|
||||||
}
|
|
||||||
|
|
||||||
if ((diff_pixel & 0x00ffffff) == 0)
|
|
||||||
{
|
|
||||||
/* alpha only difference, convert to luminance */
|
|
||||||
guint8 alpha = diff_pixel >> 24;
|
|
||||||
diff_pixel = alpha * 0x010101;
|
|
||||||
}
|
|
||||||
|
|
||||||
row[x] = diff_pixel;
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
return diff;
|
|
||||||
}
|
|
||||||
|
|
||||||
cairo_surface_t *
|
|
||||||
reftest_compare_surfaces (cairo_surface_t *surface1,
|
|
||||||
cairo_surface_t *surface2)
|
|
||||||
{
|
|
||||||
int w1, h1, w2, h2, w, h;
|
|
||||||
cairo_surface_t *coerced1, *coerced2, *diff;
|
|
||||||
|
|
||||||
get_surface_size (surface1, &w1, &h1);
|
|
||||||
get_surface_size (surface2, &w2, &h2);
|
|
||||||
w = MAX (w1, w2);
|
|
||||||
h = MAX (h1, h2);
|
|
||||||
coerced1 = coerce_surface_for_comparison (surface1, w, h);
|
|
||||||
coerced2 = coerce_surface_for_comparison (surface2, w, h);
|
|
||||||
|
|
||||||
diff = buffer_diff_core (cairo_image_surface_get_data (coerced1),
|
|
||||||
cairo_image_surface_get_stride (coerced1),
|
|
||||||
cairo_image_surface_get_data (coerced2),
|
|
||||||
cairo_image_surface_get_stride (coerced2),
|
|
||||||
w, h);
|
|
||||||
|
|
||||||
cairo_surface_destroy (coerced1);
|
|
||||||
cairo_surface_destroy (coerced2);
|
|
||||||
|
|
||||||
return diff;
|
|
||||||
}
|
|
||||||
|
|
||||||
@ -1,30 +0,0 @@
|
|||||||
/* GTK - The GIMP Toolkit
|
|
||||||
* Copyright (C) 2014 Red Hat, Inc.
|
|
||||||
*
|
|
||||||
* This library is free software; you can redistribute it and/or
|
|
||||||
* modify it under the terms of the GNU Lesser General Public
|
|
||||||
* License as published by the Free Software Foundation; either
|
|
||||||
* version 2 of the License, or (at your option) any later version.
|
|
||||||
*
|
|
||||||
* This library is distributed in the hope that it will be useful,
|
|
||||||
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
||||||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
||||||
* Lesser General Public License for more details.
|
|
||||||
*
|
|
||||||
* You should have received a copy of the GNU Lesser General Public
|
|
||||||
* License along with this library. If not, see <http://www.gnu.org/licenses/>.
|
|
||||||
*/
|
|
||||||
|
|
||||||
#ifndef __REFTEST_COMPARE_H__
|
|
||||||
#define __REFTEST_COMPARE_H__
|
|
||||||
|
|
||||||
#include <gtk/gtk.h>
|
|
||||||
|
|
||||||
G_BEGIN_DECLS
|
|
||||||
|
|
||||||
cairo_surface_t * reftest_compare_surfaces (cairo_surface_t *surface1,
|
|
||||||
cairo_surface_t *surface2);
|
|
||||||
|
|
||||||
G_END_DECLS
|
|
||||||
|
|
||||||
#endif /* __REFTEST_COMPARE_H__ */
|
|
||||||
Loading…
Reference in New Issue
Block a user