mutter/cogl/cogl/cogl-snippet-private.h

73 lines
2.4 KiB
C

/*
* Cogl
*
* A Low Level GPU Graphics and Utilities API
*
* Copyright (C) 2011 Intel Corporation.
*
* 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.
*
*
*
* Authors:
* Neil Roberts <neil@linux.intel.com>
*/
#pragma once
#include <glib.h>
#include "cogl/cogl-snippet.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
{
GObject parent_instance;
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. */
gboolean immutable;
char *declarations;
char *pre;
char *replace;
char *post;
};
void
_cogl_snippet_make_immutable (CoglSnippet *snippet);