xserver-multidpi/hw/xwayland/xwayland-pixmap.c

124 lines
4.1 KiB
C

/*
* Copyright © 2014 Intel Corporation
*
* Permission to use, copy, modify, distribute, and sell this software
* and its documentation for any purpose is hereby granted without
* fee, provided that the above copyright notice appear in all copies
* and that both that copyright notice and this permission notice
* appear in supporting documentation, and that the name of the
* copyright holders not be used in advertising or publicity
* pertaining to distribution of the software without specific,
* written prior permission. The copyright holders make no
* representations about the suitability of this software for any
* purpose. It is provided "as is" without express or implied
* warranty.
*
* THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS
* SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
* FITNESS, IN NO EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY
* SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN
* AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
* OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
* SOFTWARE.
*/
#include <xwayland-config.h>
#include <X11/X.h>
#include "os.h"
#include "privates.h"
#include "dix.h"
#include "fb.h"
#include "pixmapstr.h"
#include "xwayland-types.h"
#include "xwayland-pixmap.h"
#include "xwayland-window-buffers.h"
static DevPrivateKeyRec xwl_pixmap_private_key;
static DevPrivateKeyRec xwl_pixmap_cb_private_key;
struct xwl_pixmap_buffer_release_callback {
xwl_buffer_release_cb callback;
void *data;
};
void
xwl_pixmap_set_private(PixmapPtr pixmap, struct xwl_pixmap *xwl_pixmap)
{
dixSetPrivate(&pixmap->devPrivates, &xwl_pixmap_private_key, xwl_pixmap);
}
struct xwl_pixmap *
xwl_pixmap_get(PixmapPtr pixmap)
{
return dixLookupPrivate(&pixmap->devPrivates, &xwl_pixmap_private_key);
}
Bool
xwl_pixmap_set_buffer_release_cb(PixmapPtr pixmap,
xwl_buffer_release_cb func, void *data)
{
struct xwl_pixmap_buffer_release_callback *xwl_pixmap_buffer_release_callback;
xwl_pixmap_buffer_release_callback = dixLookupPrivate(&pixmap->devPrivates,
&xwl_pixmap_cb_private_key);
if (xwl_pixmap_buffer_release_callback == NULL) {
xwl_pixmap_buffer_release_callback =
calloc(1, sizeof (struct xwl_pixmap_buffer_release_callback));
if (xwl_pixmap_buffer_release_callback == NULL) {
ErrorF("Failed to allocate pixmap callback data\n");
return FALSE;
}
dixSetPrivate(&pixmap->devPrivates, &xwl_pixmap_cb_private_key,
xwl_pixmap_buffer_release_callback);
}
xwl_pixmap_buffer_release_callback->callback = func;
xwl_pixmap_buffer_release_callback->data = data;
return TRUE;
}
void
xwl_pixmap_del_buffer_release_cb(PixmapPtr pixmap)
{
struct xwl_pixmap_buffer_release_callback *xwl_pixmap_buffer_release_callback;
xwl_pixmap_buffer_release_callback = dixLookupPrivate(&pixmap->devPrivates,
&xwl_pixmap_cb_private_key);
if (xwl_pixmap_buffer_release_callback) {
dixSetPrivate(&pixmap->devPrivates, &xwl_pixmap_cb_private_key, NULL);
free(xwl_pixmap_buffer_release_callback);
}
}
void
xwl_pixmap_buffer_release_cb(void *data, struct wl_buffer *wl_buffer)
{
PixmapPtr pixmap = data;
struct xwl_pixmap_buffer_release_callback *xwl_pixmap_buffer_release_callback;
xwl_pixmap_buffer_release_callback = dixLookupPrivate(&pixmap->devPrivates,
&xwl_pixmap_cb_private_key);
if (xwl_pixmap_buffer_release_callback)
(*xwl_pixmap_buffer_release_callback->callback)
(xwl_pixmap_buffer_release_callback->data);
}
Bool
xwl_pixmap_init(void)
{
if (!dixRegisterPrivateKey(&xwl_pixmap_private_key, PRIVATE_PIXMAP, 0))
return FALSE;
if (!dixRegisterPrivateKey(&xwl_pixmap_cb_private_key, PRIVATE_PIXMAP, 0))
return FALSE;
return TRUE;
}