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/*
* Copyright © 2009 Intel Corporation
* Copyright © 1998 Keith Packard
*
* 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:
* Zhigang Gong <zhigang.gong@gmail.com>
*
*/
#include "glamor_priv.h"
static Bool
_glamor_get_image(DrawablePtr drawable, int x, int y, int w, int h,
unsigned int format, unsigned long planeMask, char *d,
Bool fallback)
{
PixmapPtr pixmap, sub_pixmap;
struct glamor_pixmap_private *pixmap_priv;
int x_off, y_off;
int stride;
void *data;
pixmap = glamor_get_drawable_pixmap(drawable);
glamor_get_drawable_deltas(drawable, pixmap, &x_off, &y_off);
if (format != ZPixmap)
goto fall_back;
pixmap = glamor_get_drawable_pixmap(drawable);
glamor_get_drawable_deltas(drawable, pixmap, &x_off, &y_off);
if (!glamor_set_planemask(pixmap, planeMask)) {
glamor_fallback("Failedto set planemask in glamor_solid.\n");
goto fall_back;
}
pixmap_priv = glamor_get_pixmap_private(pixmap);
if (!GLAMOR_PIXMAP_PRIV_HAS_FBO(pixmap_priv))
goto fall_back;
stride = PixmapBytePad(w, drawable->depth);
x += drawable->x + x_off;
y += drawable->y + y_off;
data = glamor_download_sub_pixmap_to_cpu(pixmap, x, y, w, h, stride,
d, 0, GLAMOR_ACCESS_RO);
if (data != NULL) {
assert(data == d);
return TRUE;
}
fall_back:
sub_pixmap = glamor_get_sub_pixmap(pixmap, x + x_off + drawable->x,
y + y_off + drawable->y, w, h,
GLAMOR_ACCESS_RO);
if (sub_pixmap) {
fbGetImage(&sub_pixmap->drawable, 0, 0, w, h, format, planeMask, d);
glamor_put_sub_pixmap(sub_pixmap, pixmap,
x + x_off + drawable->x,
y + y_off + drawable->y, w, h, GLAMOR_ACCESS_RO);
}
else
miGetImage(drawable, x, y, w, h, format, planeMask, d);
return TRUE;
}
void
glamor_get_image(DrawablePtr pDrawable, int x, int y, int w, int h,
unsigned int format, unsigned long planeMask, char *d)
{
_glamor_get_image(pDrawable, x, y, w, h, format, planeMask, d, TRUE);
}
Bool
glamor_get_image_nf(DrawablePtr pDrawable, int x, int y, int w, int h,
unsigned int format, unsigned long planeMask, char *d)
{
return _glamor_get_image(pDrawable, x, y, w,
h, format, planeMask, d, FALSE);
}
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