mutter/cogl/cogl-snippet-private.h

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/*
* Cogl
*
* An object oriented GL/GLES Abstraction/Utility Layer
*
* Copyright (C) 2011 Intel Corporation.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library. If not, see
* <http://www.gnu.org/licenses/>.
*
*
*
* Authors:
* Neil Roberts <neil@linux.intel.com>
*/
#ifndef __COGL_SNIPPET_PRIVATE_H
#define __COGL_SNIPPET_PRIVATE_H
#include <glib.h>
#include "cogl-snippet.h"
#include "cogl-object-private.h"
/* These values are also used in the enum for CoglSnippetHook. They
are copied here because we don't really want these names to be part
of the public API */
#define COGL_SNIPPET_HOOK_BAND_SIZE 2048
#define COGL_SNIPPET_FIRST_PIPELINE_HOOK 0
#define COGL_SNIPPET_FIRST_PIPELINE_VERTEX_HOOK \
COGL_SNIPPET_FIRST_PIPELINE_HOOK
#define COGL_SNIPPET_FIRST_PIPELINE_FRAGMENT_HOOK \
(COGL_SNIPPET_FIRST_PIPELINE_VERTEX_HOOK + COGL_SNIPPET_HOOK_BAND_SIZE)
#define COGL_SNIPPET_FIRST_LAYER_HOOK (COGL_SNIPPET_HOOK_BAND_SIZE * 2)
#define COGL_SNIPPET_FIRST_LAYER_VERTEX_HOOK COGL_SNIPPET_FIRST_LAYER_HOOK
#define COGL_SNIPPET_FIRST_LAYER_FRAGMENT_HOOK \
(COGL_SNIPPET_FIRST_LAYER_VERTEX_HOOK + COGL_SNIPPET_HOOK_BAND_SIZE)
struct _CoglSnippet
{
CoglObject _parent;
CoglSnippetHook hook;
/* This is set to TRUE the first time the snippet is attached to the
pipeline. After that any attempts to modify the snippet will be
ignored. */
CoglBool immutable;
char *declarations;
char *pre;
char *replace;
char *post;
};
void
_cogl_snippet_make_immutable (CoglSnippet *snippet);
#endif /* __COGL_SNIPPET_PRIVATE_H */