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/* Copyright © 2014 Keith Packard <keithp@keithp.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
/* Test Render's ability to flip bytes around when the source and mask are the
* same pixmap.
*/
#include <stdio.h>
#include <stdlib.h>
#include <ctype.h>
#include <strings.h>
#include "rendercheck.h"
#define WIDTH 1
#define HEIGHT 1
#define PIXEL_ABGR 0xff886644
#define PIXEL_RGB 0x446688
static struct rendercheck_test_result
test_gtk_argb_xbgr(Display *dpy)
{
int x, y;
Pixmap pix_32;
Pixmap pix_24;
Picture pic_24;
Picture pic_32_xbgr;
Picture pic_32_argb;
XRenderPictFormat templ;
XRenderPictFormat *pic_xbgr_format;
XRenderPictFormat *pic_argb_format;
XRenderPictFormat *pic_rgb_format;
GC gc_32;
XImage *image_24, *image_32;
struct rendercheck_test_result result = {};
templ.type = PictTypeDirect;
templ.depth = 32;
templ.direct.alphaMask = 0;
templ.direct.red = 0;
templ.direct.green = 8;
templ.direct.blue = 16;
pic_xbgr_format = XRenderFindFormat(dpy,
PictFormatType |
PictFormatDepth |
PictFormatAlphaMask |
PictFormatRed |
PictFormatGreen |
PictFormatBlue,
&templ, 0);
templ.type = PictTypeDirect;
templ.depth = 32;
templ.direct.alpha = 24;
templ.direct.red = 16;
templ.direct.green = 8;
templ.direct.blue = 0;
pic_argb_format = XRenderFindFormat(dpy,
PictFormatType |
PictFormatDepth |
PictFormatAlpha |
PictFormatRed |
PictFormatGreen |
PictFormatBlue,
&templ, 0);
templ.type = PictTypeDirect;
templ.depth = 24;
templ.direct.red = 16;
templ.direct.green = 8;
templ.direct.blue = 0;
pic_rgb_format = XRenderFindFormat(dpy,
PictFormatType |
PictFormatDepth |
PictFormatRed |
PictFormatGreen |
PictFormatBlue,
&templ, 0);
if (!pic_argb_format || !pic_xbgr_format || !pic_rgb_format) {
printf("Couldn't find xBGR and ARGB formats\n");
record_result(&result, false);
return result;
}
pix_32 = XCreatePixmap(dpy, RootWindow(dpy, DefaultScreen(dpy)),
WIDTH, HEIGHT, 32);
pic_32_xbgr = XRenderCreatePicture(dpy, pix_32, pic_xbgr_format, 0,
NULL);
pic_32_argb = XRenderCreatePicture(dpy, pix_32, pic_argb_format, 0,
NULL);
image_32 = XCreateImage(dpy,
NULL,
32,
ZPixmap,
0,
NULL,
WIDTH, HEIGHT, 32, 0);
image_32->data = malloc(HEIGHT * image_32->bytes_per_line);
for (y = 0; y < HEIGHT; y++)
for (x = 0; x < WIDTH; x++)
XPutPixel(image_32, x, y, PIXEL_ABGR);
gc_32 = XCreateGC(dpy, pix_32, 0, NULL);
XPutImage(dpy, pix_32, gc_32, image_32, 0, 0, 0, 0, WIDTH, HEIGHT);
pix_24 = XCreatePixmap(dpy, RootWindow(dpy, DefaultScreen(dpy)),
WIDTH, HEIGHT, 24);
pic_24 = XRenderCreatePicture(dpy, pix_24, pic_rgb_format, 0, NULL);
XRenderComposite(dpy, PictOpOver, pic_32_xbgr, pic_32_argb, pic_24,
0, 0, 0, 0, 0, 0, WIDTH, HEIGHT);
image_24 = XGetImage(dpy, pix_24, 0, 0, WIDTH, HEIGHT, 0xffffffff,
ZPixmap);
for (y = 0; y < HEIGHT; y++) {
for (x = 0; x < WIDTH; x++) {
unsigned long pixel = XGetPixel(image_24, x, y);
if (pixel != PIXEL_RGB) {
printf("fail: pixel value is %08lx "
"should be %08x\n",
pixel, PIXEL_RGB);
record_result(&result, false);
return result;
}
}
}
free(image_32->data);
XFree(image_32);
XFree(image_24->data);
XFree(image_24);
XFreeGC(dpy, gc_32);
record_result(&result, true);
return result;
}
DECLARE_RENDERCHECK_ARG_TEST(gtk_argb_xbgr, "GTK xRGB/ABGR same picture",
test_gtk_argb_xbgr);
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