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/*
* YaGL
*
* Copyright (c) 2012 Samsung Electronics Co., Ltd. All rights reserved.
*
* Contact :
* Stanislav Vorobiov <s.vorobiov@samsung.com>
* Jinhyung Jo <jinhyung.jo@samsung.com>
* YeongKyoon Lee <yeongkyoon.lee@samsung.com>
*
* 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.
*
* Contributors:
* - S-Core Co., Ltd
*
*/
#ifndef _YAGL_SHAREGROUP_H_
#define _YAGL_SHAREGROUP_H_
#include "yagl_export.h"
#include "yagl_types.h"
#include "yagl_ref.h"
#include "yagl_namespace.h"
#define YAGL_NUM_NAMESPACES 6
#define YAGL_NUM_TEXTURE_TARGETS 5
struct yagl_sharegroup
{
struct yagl_ref ref;
struct yagl_namespace namespaces[YAGL_NUM_NAMESPACES];
struct yagl_object *texture_zero[YAGL_NUM_TEXTURE_TARGETS];
};
YAGL_API struct yagl_sharegroup *yagl_sharegroup_create(void);
/*
* Passing NULL won't hurt, this is for convenience.
*/
YAGL_API void yagl_sharegroup_acquire(struct yagl_sharegroup *sg);
/*
* Passing NULL won't hurt, this is for convenience.
*/
YAGL_API void yagl_sharegroup_release(struct yagl_sharegroup *sg);
/*
* Adds an object to share group and sets its local name,
* this acquires 'obj', so the
* caller should release 'obj' if he doesn't want to use it and wants
* it to belong to this share group alone.
*/
YAGL_API void yagl_sharegroup_add(struct yagl_sharegroup *sg,
int ns,
struct yagl_object *obj);
/*
* Same as the above, but adds an object with local_name.
* If an object with such local name already exists then 'obj' will be
* released and the existing object will be acquired and returned.
* Otherwise, 'obj' is acquired and returned.
* Typical use-case for this function is:
*
* yagl_object *obj;
* obj = yagl_sharegroup_acquire_object(sg, ns, local_name);
* if (!obj) {
* obj = yagl_xxx_create(...);
* obj = yagl_sharegroup_add_named(sg, ns, local_name, obj);
* }
* // use 'obj'.
* yagl_object_release(obj);
*/
YAGL_API struct yagl_object *yagl_sharegroup_add_named(struct yagl_sharegroup *sg,
int ns,
yagl_object_name local_name,
struct yagl_object *obj);
/*
* Removes an object from the share group, this also releases the
* object.
*/
YAGL_API void yagl_sharegroup_remove(struct yagl_sharegroup *sg,
int ns,
yagl_object_name local_name);
/*
* Acquires an object by its local name. Be sure to release the object when
* you're done.
*/
YAGL_API struct yagl_object *yagl_sharegroup_acquire_object(struct yagl_sharegroup *sg,
int ns,
yagl_object_name local_name);
#endif
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