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/*
* Copyright © 2006 Eric Anholt
*
* 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.
*
* Authors:
* Eric Anholt <anholt@FreeBSD.org>
*
*/
#include <stdio.h>
#include <stdlib.h>
#include "rendercheck.h"
#define TEST_WIDTH 40
#define TEST_HEIGHT 40
/* We choose some sizes larger than width/height because AAs like to turn
* off repeating when it's unnecessary and we want to make sure that those paths
* are sane.
*/
static const int sizes[] = {1, 2, 4, 8, 10, 16, 20, 32, 64, 100};
/* Sets up a repeating picture at various sizes, with the upper-left corner
* filled with a different color than the rest. It tiles this over the whole
* destination, then samples the result to see if it tiled appropriately. If
* test_mask is set, the repeating picture is used as a component-alpha mask,
* with argb32white as the source.
*/
bool
repeat_test(Display *dpy, picture_info *win, picture_info *dst, int op,
picture_info *dst_color, picture_info *c1, picture_info *c2, bool test_mask)
{
unsigned int wi, hi;
for (wi = 0; wi < sizeof(sizes) / sizeof(int); wi++) {
int w = sizes[wi];
for (hi = 0; hi < sizeof(sizes) / sizeof(int); hi++) {
picture_info src;
int h = sizes[hi];
int c2w = w / 2;
int c2h = h / 2;
int x, y, i;
char name[40];
color4d tdst, c1expected, c2expected;
XRenderPictureAttributes pa;
XRenderDirectFormat acc;
XImage *image;
bool failed = false;
pa.component_alpha = test_mask;
pa.repeat = true;
src.d = XCreatePixmap(dpy, DefaultRootWindow(dpy), w, h, 32);
src.format = XRenderFindStandardFormat(dpy, PictStandardARGB32);
src.pict = XRenderCreatePicture(dpy, src.d, src.format,
CPComponentAlpha | CPRepeat, &pa);
src.name = (char *)"repeat picture";
/* Fill to the first color */
XRenderComposite(dpy, PictOpSrc, c1->pict, None, src.pict,
0, 0, 0, 0, 0, 0, w, h);
/* And set the upper-left to the second color */
XRenderComposite(dpy, PictOpSrc, c2->pict, None, src.pict,
0, 0, 0, 0, 0, 0, c2w, c2h);
for (i = 0; i < pixmap_move_iter; i++) {
/* Fill to dst_color */
XRenderComposite(dpy, PictOpSrc,
dst_color->pict, None, dst->pict,
0, 0, 0, 0, 0, 0,
TEST_WIDTH, TEST_HEIGHT);
/* Composite the repeat picture in. */
if (!test_mask) {
XRenderComposite(dpy, ops[op].op,
src.pict, None, dst->pict,
0, 0, 0, 0, 0, 0,
TEST_WIDTH, TEST_HEIGHT);
} else {
/* Using PictOpSrc, color 0 (white), and
* component alpha, the mask color should be
* written to the destination.
*/
XRenderComposite(dpy, ops[op].op,
argb32white->pict, src.pict, dst->pict,
0, 0, 0, 0, 0, 0,
TEST_WIDTH, TEST_HEIGHT);
}
}
copy_pict_to_win(dpy, dst, win, win_width, win_height);
tdst = dst_color->color;
color_correct(dst, &tdst);
accuracy(&acc,
&dst->format->direct,
&dst_color->format->direct);
accuracy(&acc, &acc, &c1->format->direct);
accuracy(&acc, &acc, &c2->format->direct);
if (!test_mask) {
do_composite(ops[op].op, &c1->color, NULL, &tdst,
&c1expected, false);
do_composite(ops[op].op, &c2->color, NULL, &tdst,
&c2expected, false);
} else {
do_composite(ops[op].op, &argb32white->color,
&c1->color, &tdst, &c1expected, true);
do_composite(ops[op].op, &argb32white->color,
&c2->color, &tdst, &c2expected, true);
}
color_correct(dst, &c1expected);
color_correct(dst, &c2expected);
image = XGetImage(dpy, dst->d,
0, 0, TEST_WIDTH, TEST_HEIGHT,
~0U, ZPixmap);
for (y = 0; y < TEST_HEIGHT; y++) {
for (x = 0; x < TEST_WIDTH; x++) {
int samplex = x % w;
int sampley = y % h;
color4d *expected, tested;
if (samplex < c2w && sampley < c2h) {
expected = &c2expected;
} else {
expected = &c1expected;
}
get_pixel_from_image(image, dst, x, y, &tested);
if (eval_diff(&acc, expected, &tested) > 3.) {
snprintf(name, 40, "%dx%d %s %s-repeat", w, h,
ops[op].name, test_mask ? "mask" : "src");
print_fail(name, expected, &tested, x, y,
eval_diff(&acc, expected, &tested));
failed = true;
goto out;
}
}
}
out:
XDestroyImage(image);
XRenderFreePicture(dpy, src.pict);
XFreePixmap(dpy, src.d);
if (failed)
return false;
}
}
return true;
}
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