mutter/cogl/cogl/cogl-frame-info.c
Jonas Ådahl 487ea0dd95 kms: Add symbolic page flips and cogl frame infos
This makes it possible to post a symbolic page flip and frame callback,
meant to be used by immediate symbolic page flip reply when emulating
cursor plane changes using legacy drmMode* functions.

Part-of: <https://gitlab.gnome.org/GNOME/mutter/-/merge_requests/1488>
2021-01-22 16:47:08 +00:00

91 lines
2.4 KiB
C

/*
* Cogl
*
* A Low Level GPU Graphics and Utilities API
*
* Copyright (C) 2012 Red Hat, Inc.
*
* 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 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.
*
*
*/
#include "cogl-config.h"
#include "cogl-frame-info-private.h"
#include "cogl-gtype-private.h"
static void _cogl_frame_info_free (CoglFrameInfo *info);
COGL_OBJECT_DEFINE (FrameInfo, frame_info);
COGL_GTYPE_DEFINE_CLASS (FrameInfo, frame_info);
CoglFrameInfo *
cogl_frame_info_new (int64_t global_frame_counter)
{
CoglFrameInfo *info;
info = g_slice_new0 (CoglFrameInfo);
info->global_frame_counter = global_frame_counter;
return _cogl_frame_info_object_new (info);
}
static void
_cogl_frame_info_free (CoglFrameInfo *info)
{
g_slice_free (CoglFrameInfo, info);
}
int64_t
cogl_frame_info_get_frame_counter (CoglFrameInfo *info)
{
return info->frame_counter;
}
int64_t
cogl_frame_info_get_presentation_time (CoglFrameInfo *info)
{
g_warn_if_fail (!(info->flags & COGL_FRAME_INFO_FLAG_SYMBOLIC));
return info->presentation_time;
}
float
cogl_frame_info_get_refresh_rate (CoglFrameInfo *info)
{
g_warn_if_fail (!(info->flags & COGL_FRAME_INFO_FLAG_SYMBOLIC));
return info->refresh_rate;
}
int64_t
cogl_frame_info_get_global_frame_counter (CoglFrameInfo *info)
{
return info->global_frame_counter;
}
gboolean
cogl_frame_info_get_is_symbolic (CoglFrameInfo *info)
{
return !!(info->flags & COGL_FRAME_INFO_FLAG_SYMBOLIC);
}