mirror of
https://github.com/brl/mutter.git
synced 2024-11-28 11:00:54 -05:00
60781bc6c2
Add helper functions and macros for managing and drawing OpenGL ES 3. It will be used for blitting framebuffers between multiple GPUs in hybrid GPU systems. https://bugzilla.gnome.org/show_bug.cgi?id=785381
84 lines
3.8 KiB
C
84 lines
3.8 KiB
C
/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */
|
|
|
|
/*
|
|
* Copyright (C) 2017 Red Hat
|
|
*
|
|
* 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., 59 Temple Place - Suite 330, Boston, MA
|
|
* 02111-1307, USA.
|
|
*
|
|
*/
|
|
|
|
#ifndef META_GLES3_H
|
|
#define META_GLES3_H
|
|
|
|
#include <glib-object.h>
|
|
|
|
#include "backends/meta-egl.h"
|
|
|
|
typedef struct _MetaGles3Table MetaGles3Table;
|
|
|
|
#define META_TYPE_GLES3 (meta_gles3_get_type ())
|
|
G_DECLARE_FINAL_TYPE (MetaGles3, meta_gles3, META, GLES3, GObject)
|
|
|
|
MetaGles3Table * meta_gles3_get_table (MetaGles3 *gles3);
|
|
|
|
void meta_gles3_clear_error (MetaGles3 *gles3);
|
|
|
|
gboolean meta_gles3_validate (MetaGles3 *gles3,
|
|
GError **error);
|
|
|
|
void meta_gles3_ensure_loaded (MetaGles3 *gles,
|
|
gpointer *func,
|
|
const char *name);
|
|
|
|
gboolean meta_gles3_has_extensions (MetaGles3 *gles3,
|
|
char ***missing_extensions,
|
|
char *first_extension,
|
|
...);
|
|
|
|
MetaGles3 * meta_gles3_new (MetaEgl *egl);
|
|
|
|
#define GLBAS(gles3, func, args) \
|
|
{ \
|
|
GError *_error = NULL; \
|
|
\
|
|
func args; \
|
|
\
|
|
if (!meta_gles3_validate (gles3, &_error)) \
|
|
{ \
|
|
g_warning ("%s %s failed: %s", #func, #args, _error->message); \
|
|
g_error_free (_error); \
|
|
} \
|
|
}
|
|
|
|
#define GLEXT(gles3, func, args) \
|
|
{ \
|
|
GError *_error = NULL; \
|
|
MetaGles3Table *table; \
|
|
\
|
|
table = meta_gles3_get_table (gles3); \
|
|
meta_gles3_ensure_loaded (gles3, (gpointer *) &table->func, #func); \
|
|
\
|
|
table->func args; \
|
|
\
|
|
if (!meta_gles3_validate (gles3, &_error)) \
|
|
{ \
|
|
g_warning ("%s %s failed: %s", #func, #args, _error->message); \
|
|
g_error_free (_error); \
|
|
} \
|
|
}
|
|
|
|
#endif /* META_GLES3_H */
|